annotate zipfile26.py @ 75:007f7eb6fb2b

The test context stack is now a deque. Deques have a faster pop() than lists do.
author Oleg Oshmyan <chortos@inbox.lv>
date Thu, 06 Jan 2011 23:53:31 +0200
parents 4ea7133ac25c
children
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29
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1 """
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2 Read and write ZIP files.
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3 """
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4 # Improved by Chortos-2 in 2009 and 2010 (added bzip2 support)
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5 import struct, os, time, sys, shutil
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6 import binascii, cStringIO, stat
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7
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8 try:
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9 import zlib # We may need its compression method
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10 crc32 = zlib.crc32
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11 except ImportError:
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12 zlib = None
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13 crc32 = binascii.crc32
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14
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15 try:
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16 import bz2 # We may need its compression method
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17 except ImportError:
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18 bz2 = None
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19
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20 __all__ = ["BadZipfile", "error", "ZIP_STORED", "ZIP_DEFLATED", "is_zipfile",
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21 "ZipInfo", "ZipFile", "PyZipFile", "LargeZipFile", "ZIP_BZIP2" ]
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22
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23 class BadZipfile(Exception):
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24 pass
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25
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26
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27 class LargeZipFile(Exception):
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28 """
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29 Raised when writing a zipfile, the zipfile requires ZIP64 extensions
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30 and those extensions are disabled.
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31 """
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32
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33 error = BadZipfile # The exception raised by this module
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34
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35 ZIP64_LIMIT = (1 << 31) - 1
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36 ZIP_FILECOUNT_LIMIT = 1 << 16
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37 ZIP_MAX_COMMENT = (1 << 16) - 1
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38
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39 # constants for Zip file compression methods
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40 ZIP_STORED = 0
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41 ZIP_DEFLATED = 8
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42 ZIP_BZIP2 = 12
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43 # Other ZIP compression methods not supported
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44
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45 # Below are some formats and associated data for reading/writing headers using
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46 # the struct module. The names and structures of headers/records are those used
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47 # in the PKWARE description of the ZIP file format:
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48 # http://www.pkware.com/documents/casestudies/APPNOTE.TXT
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49 # (URL valid as of January 2008)
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50
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51 # The "end of central directory" structure, magic number, size, and indices
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52 # (section V.I in the format document)
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53 structEndArchive = "<4s4H2LH"
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54 stringEndArchive = "PK\005\006"
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55 sizeEndCentDir = struct.calcsize(structEndArchive)
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56
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57 _ECD_SIGNATURE = 0
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58 _ECD_DISK_NUMBER = 1
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59 _ECD_DISK_START = 2
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60 _ECD_ENTRIES_THIS_DISK = 3
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61 _ECD_ENTRIES_TOTAL = 4
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62 _ECD_SIZE = 5
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63 _ECD_OFFSET = 6
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64 _ECD_COMMENT_SIZE = 7
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65 # These last two indices are not part of the structure as defined in the
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66 # spec, but they are used internally by this module as a convenience
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67 _ECD_COMMENT = 8
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68 _ECD_LOCATION = 9
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69
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70 # The "central directory" structure, magic number, size, and indices
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71 # of entries in the structure (section V.F in the format document)
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72 structCentralDir = "<4s4B4HL2L5H2L"
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73 stringCentralDir = "PK\001\002"
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74 sizeCentralDir = struct.calcsize(structCentralDir)
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75
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76 # indexes of entries in the central directory structure
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77 _CD_SIGNATURE = 0
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78 _CD_CREATE_VERSION = 1
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79 _CD_CREATE_SYSTEM = 2
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80 _CD_EXTRACT_VERSION = 3
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81 _CD_EXTRACT_SYSTEM = 4
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82 _CD_FLAG_BITS = 5
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83 _CD_COMPRESS_TYPE = 6
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84 _CD_TIME = 7
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85 _CD_DATE = 8
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86 _CD_CRC = 9
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87 _CD_COMPRESSED_SIZE = 10
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88 _CD_UNCOMPRESSED_SIZE = 11
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89 _CD_FILENAME_LENGTH = 12
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90 _CD_EXTRA_FIELD_LENGTH = 13
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91 _CD_COMMENT_LENGTH = 14
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92 _CD_DISK_NUMBER_START = 15
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93 _CD_INTERNAL_FILE_ATTRIBUTES = 16
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94 _CD_EXTERNAL_FILE_ATTRIBUTES = 17
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95 _CD_LOCAL_HEADER_OFFSET = 18
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96
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97 # The "local file header" structure, magic number, size, and indices
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98 # (section V.A in the format document)
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99 structFileHeader = "<4s2B4HL2L2H"
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100 stringFileHeader = "PK\003\004"
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101 sizeFileHeader = struct.calcsize(structFileHeader)
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102
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103 _FH_SIGNATURE = 0
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104 _FH_EXTRACT_VERSION = 1
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105 _FH_EXTRACT_SYSTEM = 2
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106 _FH_GENERAL_PURPOSE_FLAG_BITS = 3
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107 _FH_COMPRESSION_METHOD = 4
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108 _FH_LAST_MOD_TIME = 5
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109 _FH_LAST_MOD_DATE = 6
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110 _FH_CRC = 7
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111 _FH_COMPRESSED_SIZE = 8
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112 _FH_UNCOMPRESSED_SIZE = 9
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113 _FH_FILENAME_LENGTH = 10
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114 _FH_EXTRA_FIELD_LENGTH = 11
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115
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116 # The "Zip64 end of central directory locator" structure, magic number, and size
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117 structEndArchive64Locator = "<4sLQL"
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118 stringEndArchive64Locator = "PK\x06\x07"
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119 sizeEndCentDir64Locator = struct.calcsize(structEndArchive64Locator)
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120
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121 # The "Zip64 end of central directory" record, magic number, size, and indices
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122 # (section V.G in the format document)
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123 structEndArchive64 = "<4sQ2H2L4Q"
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124 stringEndArchive64 = "PK\x06\x06"
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125 sizeEndCentDir64 = struct.calcsize(structEndArchive64)
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126
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127 _CD64_SIGNATURE = 0
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128 _CD64_DIRECTORY_RECSIZE = 1
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129 _CD64_CREATE_VERSION = 2
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130 _CD64_EXTRACT_VERSION = 3
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131 _CD64_DISK_NUMBER = 4
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132 _CD64_DISK_NUMBER_START = 5
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133 _CD64_NUMBER_ENTRIES_THIS_DISK = 6
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134 _CD64_NUMBER_ENTRIES_TOTAL = 7
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135 _CD64_DIRECTORY_SIZE = 8
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136 _CD64_OFFSET_START_CENTDIR = 9
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diff changeset
137
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diff changeset
138 def is_zipfile(filename):
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diff changeset
139 """Quickly see if file is a ZIP file by checking the magic number."""
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diff changeset
140 try:
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diff changeset
141 fpin = open(filename, "rb")
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diff changeset
142 endrec = _EndRecData(fpin)
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parents:
diff changeset
143 fpin.close()
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parents:
diff changeset
144 if endrec:
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diff changeset
145 return True # file has correct magic number
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diff changeset
146 except IOError:
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diff changeset
147 pass
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148 return False
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diff changeset
149
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diff changeset
150 def _EndRecData64(fpin, offset, endrec):
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151 """
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diff changeset
152 Read the ZIP64 end-of-archive records and use that to update endrec
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153 """
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diff changeset
154 fpin.seek(offset - sizeEndCentDir64Locator, 2)
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155 data = fpin.read(sizeEndCentDir64Locator)
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diff changeset
156 sig, diskno, reloff, disks = struct.unpack(structEndArchive64Locator, data)
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diff changeset
157 if sig != stringEndArchive64Locator:
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diff changeset
158 return endrec
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159
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diff changeset
160 if diskno != 0 or disks != 1:
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diff changeset
161 raise BadZipfile("zipfiles that span multiple disks are not supported")
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diff changeset
162
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diff changeset
163 # Assume no 'zip64 extensible data'
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diff changeset
164 fpin.seek(offset - sizeEndCentDir64Locator - sizeEndCentDir64, 2)
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165 data = fpin.read(sizeEndCentDir64)
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parents:
diff changeset
166 sig, sz, create_version, read_version, disk_num, disk_dir, \
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diff changeset
167 dircount, dircount2, dirsize, diroffset = \
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diff changeset
168 struct.unpack(structEndArchive64, data)
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diff changeset
169 if sig != stringEndArchive64:
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diff changeset
170 return endrec
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diff changeset
171
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diff changeset
172 # Update the original endrec using data from the ZIP64 record
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diff changeset
173 endrec[_ECD_SIGNATURE] = sig
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diff changeset
174 endrec[_ECD_DISK_NUMBER] = disk_num
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diff changeset
175 endrec[_ECD_DISK_START] = disk_dir
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diff changeset
176 endrec[_ECD_ENTRIES_THIS_DISK] = dircount
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diff changeset
177 endrec[_ECD_ENTRIES_TOTAL] = dircount2
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diff changeset
178 endrec[_ECD_SIZE] = dirsize
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diff changeset
179 endrec[_ECD_OFFSET] = diroffset
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diff changeset
180 return endrec
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parents:
diff changeset
181
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parents:
diff changeset
182
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diff changeset
183 def _EndRecData(fpin):
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diff changeset
184 """Return data from the "End of Central Directory" record, or None.
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185
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diff changeset
186 The data is a list of the nine items in the ZIP "End of central dir"
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diff changeset
187 record followed by a tenth item, the file seek offset of this record."""
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diff changeset
188
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diff changeset
189 # Determine file size
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diff changeset
190 fpin.seek(0, 2)
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diff changeset
191 filesize = fpin.tell()
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diff changeset
192
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diff changeset
193 # Check to see if this is ZIP file with no archive comment (the
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diff changeset
194 # "end of central directory" structure should be the last item in the
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diff changeset
195 # file if this is the case).
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parents:
diff changeset
196 try:
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diff changeset
197 fpin.seek(-sizeEndCentDir, 2)
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diff changeset
198 except IOError:
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diff changeset
199 return None
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diff changeset
200 data = fpin.read()
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diff changeset
201 if data[0:4] == stringEndArchive and data[-2:] == "\000\000":
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diff changeset
202 # the signature is correct and there's no comment, unpack structure
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diff changeset
203 endrec = struct.unpack(structEndArchive, data)
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diff changeset
204 endrec=list(endrec)
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parents:
diff changeset
205
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parents:
diff changeset
206 # Append a blank comment and record start offset
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diff changeset
207 endrec.append("")
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diff changeset
208 endrec.append(filesize - sizeEndCentDir)
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parents:
diff changeset
209
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diff changeset
210 # Try to read the "Zip64 end of central directory" structure
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diff changeset
211 return _EndRecData64(fpin, -sizeEndCentDir, endrec)
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parents:
diff changeset
212
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diff changeset
213 # Either this is not a ZIP file, or it is a ZIP file with an archive
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diff changeset
214 # comment. Search the end of the file for the "end of central directory"
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parents:
diff changeset
215 # record signature. The comment is the last item in the ZIP file and may be
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diff changeset
216 # up to 64K long. It is assumed that the "end of central directory" magic
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diff changeset
217 # number does not appear in the comment.
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diff changeset
218 maxCommentStart = max(filesize - (1 << 16) - sizeEndCentDir, 0)
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diff changeset
219 fpin.seek(maxCommentStart, 0)
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diff changeset
220 data = fpin.read()
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diff changeset
221 start = data.rfind(stringEndArchive)
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diff changeset
222 if start >= 0:
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diff changeset
223 # found the magic number; attempt to unpack and interpret
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parents:
diff changeset
224 recData = data[start:start+sizeEndCentDir]
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parents:
diff changeset
225 endrec = list(struct.unpack(structEndArchive, recData))
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parents:
diff changeset
226 comment = data[start+sizeEndCentDir:]
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parents:
diff changeset
227 # check that comment length is correct
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parents:
diff changeset
228 if endrec[_ECD_COMMENT_SIZE] == len(comment):
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parents:
diff changeset
229 # Append the archive comment and start offset
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Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
230 endrec.append(comment)
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Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
231 endrec.append(maxCommentStart + start)
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parents:
diff changeset
232
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parents:
diff changeset
233 # Try to read the "Zip64 end of central directory" structure
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parents:
diff changeset
234 return _EndRecData64(fpin, maxCommentStart + start - filesize,
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parents:
diff changeset
235 endrec)
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parents:
diff changeset
236
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parents:
diff changeset
237 # Unable to find a valid end of central directory structure
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parents:
diff changeset
238 return
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parents:
diff changeset
239
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parents:
diff changeset
240
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parents:
diff changeset
241 class ZipInfo (object):
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parents:
diff changeset
242 """Class with attributes describing each file in the ZIP archive."""
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parents:
diff changeset
243
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parents:
diff changeset
244 __slots__ = (
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diff changeset
245 'orig_filename',
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parents:
diff changeset
246 'filename',
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parents:
diff changeset
247 'date_time',
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parents:
diff changeset
248 'compress_type',
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parents:
diff changeset
249 'comment',
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parents:
diff changeset
250 'extra',
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Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
251 'create_system',
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Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
252 'create_version',
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Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
253 'extract_version',
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Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
254 'reserved',
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Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
255 'flag_bits',
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Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
256 'volume',
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Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
257 'internal_attr',
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parents:
diff changeset
258 'external_attr',
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parents:
diff changeset
259 'header_offset',
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parents:
diff changeset
260 'CRC',
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parents:
diff changeset
261 'compress_size',
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parents:
diff changeset
262 'file_size',
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Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
263 '_raw_time',
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
264 )
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parents:
diff changeset
265
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parents:
diff changeset
266 def __init__(self, filename="NoName", date_time=(1980,1,1,0,0,0)):
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parents:
diff changeset
267 self.orig_filename = filename # Original file name in archive
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parents:
diff changeset
268
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parents:
diff changeset
269 # Terminate the file name at the first null byte. Null bytes in file
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parents:
diff changeset
270 # names are used as tricks by viruses in archives.
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parents:
diff changeset
271 null_byte = filename.find(chr(0))
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parents:
diff changeset
272 if null_byte >= 0:
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parents:
diff changeset
273 filename = filename[0:null_byte]
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parents:
diff changeset
274 # This is used to ensure paths in generated ZIP files always use
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parents:
diff changeset
275 # forward slashes as the directory separator, as required by the
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
276 # ZIP format specification.
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Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
277 if os.sep != "/" and os.sep in filename:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
278 filename = filename.replace(os.sep, "/")
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
279
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Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
280 self.filename = filename # Normalized file name
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
281 self.date_time = date_time # year, month, day, hour, min, sec
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
282 # Standard values:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
283 self.compress_type = ZIP_STORED # Type of compression for the file
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Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
284 self.comment = "" # Comment for each file
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
285 self.extra = "" # ZIP extra data
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
286 if sys.platform == 'win32':
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
287 self.create_system = 0 # System which created ZIP archive
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Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
288 else:
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Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
289 # Assume everything else is unix-y
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Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
290 self.create_system = 3 # System which created ZIP archive
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
291 self.create_version = 20 # Version which created ZIP archive
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
292 self.extract_version = 20 # Version needed to extract archive
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
293 self.reserved = 0 # Must be zero
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
294 self.flag_bits = 0 # ZIP flag bits
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Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
295 self.volume = 0 # Volume number of file header
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Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
296 self.internal_attr = 0 # Internal attributes
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Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
297 self.external_attr = 0 # External file attributes
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
298 # Other attributes are set by class ZipFile:
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Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
299 # header_offset Byte offset to the file header
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Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
300 # CRC CRC-32 of the uncompressed file
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Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
301 # compress_size Size of the compressed file
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
302 # file_size Size of the uncompressed file
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
303
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
304 def FileHeader(self):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
305 """Return the per-file header as a string."""
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
306 dt = self.date_time
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
307 dosdate = (dt[0] - 1980) << 9 | dt[1] << 5 | dt[2]
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
308 dostime = dt[3] << 11 | dt[4] << 5 | (dt[5] // 2)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
309 if self.flag_bits & 0x08:
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Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
310 # Set these to zero because we write them after the file data
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Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
311 CRC = compress_size = file_size = 0
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
312 else:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
313 CRC = self.CRC
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
314 compress_size = self.compress_size
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
315 file_size = self.file_size
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
316
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
317 extra = self.extra
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
318
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
319 if file_size > ZIP64_LIMIT or compress_size > ZIP64_LIMIT:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
320 # File is larger than what fits into a 4 byte integer,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
321 # fall back to the ZIP64 extension
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
322 fmt = '<HHQQ'
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
323 extra = extra + struct.pack(fmt,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
324 1, struct.calcsize(fmt)-4, file_size, compress_size)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
325 file_size = 0xffffffff
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
326 compress_size = 0xffffffff
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
327 self.extract_version = max(45, self.extract_version)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
328 self.create_version = max(45, self.extract_version)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
329
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
330 filename, flag_bits = self._encodeFilenameFlags()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
331 header = struct.pack(structFileHeader, stringFileHeader,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
332 self.extract_version, self.reserved, flag_bits,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
333 self.compress_type, dostime, dosdate, CRC,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
334 compress_size, file_size,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
335 len(filename), len(extra))
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
336 return header + filename + extra
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
337
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
338 def _encodeFilenameFlags(self):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
339 if isinstance(self.filename, unicode):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
340 try:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
341 return self.filename.encode('ascii'), self.flag_bits
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
342 except UnicodeEncodeError:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
343 return self.filename.encode('utf-8'), self.flag_bits | 0x800
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
344 else:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
345 return self.filename, self.flag_bits
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
346
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
347 def _decodeFilename(self):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
348 if self.flag_bits & 0x800:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
349 return self.filename.decode('utf-8')
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
350 else:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
351 return self.filename
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
352
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
353 def _decodeExtra(self):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
354 # Try to decode the extra field.
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
355 extra = self.extra
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
356 unpack = struct.unpack
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
357 while extra:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
358 tp, ln = unpack('<HH', extra[:4])
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
359 if tp == 1:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
360 if ln >= 24:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
361 counts = unpack('<QQQ', extra[4:28])
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
362 elif ln == 16:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
363 counts = unpack('<QQ', extra[4:20])
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
364 elif ln == 8:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
365 counts = unpack('<Q', extra[4:12])
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
366 elif ln == 0:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
367 counts = ()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
368 else:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
369 raise RuntimeError, "Corrupt extra field %s"%(ln,)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
370
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
371 idx = 0
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
372
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
373 # ZIP64 extension (large files and/or large archives)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
374 if self.file_size in (0xffffffffffffffffL, 0xffffffffL):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
375 self.file_size = counts[idx]
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
376 idx += 1
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
377
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
378 if self.compress_size == 0xFFFFFFFFL:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
379 self.compress_size = counts[idx]
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
380 idx += 1
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
381
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
382 if self.header_offset == 0xffffffffL:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
383 old = self.header_offset
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
384 self.header_offset = counts[idx]
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
385 idx+=1
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
386
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
387 extra = extra[ln+4:]
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
388
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
389
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
390 class _ZipDecrypter:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
391 """Class to handle decryption of files stored within a ZIP archive.
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
392
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
393 ZIP supports a password-based form of encryption. Even though known
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
394 plaintext attacks have been found against it, it is still useful
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
395 to be able to get data out of such a file.
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
396
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
397 Usage:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
398 zd = _ZipDecrypter(mypwd)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
399 plain_char = zd(cypher_char)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
400 plain_text = map(zd, cypher_text)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
401 """
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
402
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
403 def _GenerateCRCTable():
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
404 """Generate a CRC-32 table.
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
405
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
406 ZIP encryption uses the CRC32 one-byte primitive for scrambling some
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
407 internal keys. We noticed that a direct implementation is faster than
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
408 relying on binascii.crc32().
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
409 """
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
410 poly = 0xedb88320
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
411 table = [0] * 256
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
412 for i in range(256):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
413 crc = i
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
414 for j in range(8):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
415 if crc & 1:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
416 crc = ((crc >> 1) & 0x7FFFFFFF) ^ poly
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
417 else:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
418 crc = ((crc >> 1) & 0x7FFFFFFF)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
419 table[i] = crc
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
420 return table
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
421 crctable = _GenerateCRCTable()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
422
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
423 def _crc32(self, ch, crc):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
424 """Compute the CRC32 primitive on one byte."""
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
425 return ((crc >> 8) & 0xffffff) ^ self.crctable[(crc ^ ord(ch)) & 0xff]
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
426
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
427 def __init__(self, pwd):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
428 self.key0 = 305419896
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
429 self.key1 = 591751049
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
430 self.key2 = 878082192
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
431 for p in pwd:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
432 self._UpdateKeys(p)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
433
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
434 def _UpdateKeys(self, c):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
435 self.key0 = self._crc32(c, self.key0)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
436 self.key1 = (self.key1 + (self.key0 & 255)) & 4294967295
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
437 self.key1 = (self.key1 * 134775813 + 1) & 4294967295
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
438 self.key2 = self._crc32(chr((self.key1 >> 24) & 255), self.key2)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
439
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
440 def __call__(self, c):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
441 """Decrypt a single character."""
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
442 c = ord(c)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
443 k = self.key2 | 2
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
444 c = c ^ (((k * (k^1)) >> 8) & 255)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
445 c = chr(c)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
446 self._UpdateKeys(c)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
447 return c
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
448
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
449 class ZipExtFile:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
450 """File-like object for reading an archive member.
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
451 Is returned by ZipFile.open().
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
452 """
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
453
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
454 def __init__(self, fileobj, zipinfo, decrypt=None):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
455 self.fileobj = fileobj
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
456 self.decrypter = decrypt
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
457 self.bytes_read = 0L
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
458 self.rawbuffer = ''
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
459 self.readbuffer = ''
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
460 self.linebuffer = ''
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
461 self.eof = False
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
462 self.univ_newlines = False
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
463 self.nlSeps = ("\n", )
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
464 self.lastdiscard = ''
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
465
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
466 self.compress_type = zipinfo.compress_type
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
467 self.compress_size = zipinfo.compress_size
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
468
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
469 self.closed = False
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
470 self.mode = "r"
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
471 self.name = zipinfo.filename
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
472
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
473 # read from compressed files in 64k blocks
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
474 self.compreadsize = 64*1024
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
475 if self.compress_type == ZIP_DEFLATED:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
476 self.dc = zlib.decompressobj(-15)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
477 elif self.compress_type == ZIP_BZIP2:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
478 self.dc = bz2.BZ2Decompressor()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
479 self.compreadsize = 900000
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
480
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
481 def set_univ_newlines(self, univ_newlines):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
482 self.univ_newlines = univ_newlines
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
483
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
484 # pick line separator char(s) based on universal newlines flag
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
485 self.nlSeps = ("\n", )
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
486 if self.univ_newlines:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
487 self.nlSeps = ("\r\n", "\r", "\n")
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
488
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
489 def __iter__(self):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
490 return self
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
491
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
492 def next(self):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
493 nextline = self.readline()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
494 if not nextline:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
495 raise StopIteration()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
496
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
497 return nextline
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
498
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
499 def close(self):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
500 self.closed = True
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
501
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
502 def _checkfornewline(self):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
503 nl, nllen = -1, -1
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
504 if self.linebuffer:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
505 # ugly check for cases where half of an \r\n pair was
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
506 # read on the last pass, and the \r was discarded. In this
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
507 # case we just throw away the \n at the start of the buffer.
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
508 if (self.lastdiscard, self.linebuffer[0]) == ('\r','\n'):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
509 self.linebuffer = self.linebuffer[1:]
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
510
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
511 for sep in self.nlSeps:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
512 nl = self.linebuffer.find(sep)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
513 if nl >= 0:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
514 nllen = len(sep)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
515 return nl, nllen
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
516
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
517 return nl, nllen
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
518
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
519 def readline(self, size = -1):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
520 """Read a line with approx. size. If size is negative,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
521 read a whole line.
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
522 """
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
523 if size < 0:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
524 size = sys.maxint
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
525 elif size == 0:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
526 return ''
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
527
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
528 # check for a newline already in buffer
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
529 nl, nllen = self._checkfornewline()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
530
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
531 if nl >= 0:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
532 # the next line was already in the buffer
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
533 nl = min(nl, size)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
534 else:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
535 # no line break in buffer - try to read more
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
536 size -= len(self.linebuffer)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
537 while nl < 0 and size > 0:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
538 buf = self.read(min(size, 100))
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
539 if not buf:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
540 break
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
541 self.linebuffer += buf
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
542 size -= len(buf)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
543
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
544 # check for a newline in buffer
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
545 nl, nllen = self._checkfornewline()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
546
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
547 # we either ran out of bytes in the file, or
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
548 # met the specified size limit without finding a newline,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
549 # so return current buffer
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
550 if nl < 0:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
551 s = self.linebuffer
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
552 self.linebuffer = ''
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
553 return s
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
554
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
555 buf = self.linebuffer[:nl]
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
556 self.lastdiscard = self.linebuffer[nl:nl + nllen]
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
557 self.linebuffer = self.linebuffer[nl + nllen:]
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
558
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
559 # line is always returned with \n as newline char (except possibly
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
560 # for a final incomplete line in the file, which is handled above).
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
561 return buf + "\n"
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
562
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
563 def readlines(self, sizehint = -1):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
564 """Return a list with all (following) lines. The sizehint parameter
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
565 is ignored in this implementation.
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
566 """
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
567 result = []
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
568 while True:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
569 line = self.readline()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
570 if not line: break
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
571 result.append(line)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
572 return result
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
573
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
574 def read(self, size = None):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
575 # act like file() obj and return empty string if size is 0
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
576 if size == 0:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
577 return ''
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
578
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
579 # determine read size
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
580 bytesToRead = self.compress_size - self.bytes_read
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
581
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
582 # adjust read size for encrypted files since the first 12 bytes
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
583 # are for the encryption/password information
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
584 if self.decrypter is not None:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
585 bytesToRead -= 12
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
586
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
587 if size is not None and size >= 0:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
588 if self.compress_type == ZIP_STORED:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
589 lr = len(self.readbuffer)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
590 bytesToRead = min(bytesToRead, size - lr)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
591 else:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
592 if len(self.readbuffer) > size:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
593 # the user has requested fewer bytes than we've already
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
594 # pulled through the decompressor; don't read any more
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
595 bytesToRead = 0
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
596 else:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
597 # user will use up the buffer, so read some more
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
598 lr = len(self.rawbuffer)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
599 bytesToRead = min(bytesToRead, self.compreadsize - lr)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
600
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
601 # avoid reading past end of file contents
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
602 if bytesToRead + self.bytes_read > self.compress_size:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
603 bytesToRead = self.compress_size - self.bytes_read
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
604
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
605 # try to read from file (if necessary)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
606 if bytesToRead > 0:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
607 bytes = self.fileobj.read(bytesToRead)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
608 self.bytes_read += len(bytes)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
609 self.rawbuffer += bytes
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
610
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
611 # handle contents of raw buffer
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
612 if self.rawbuffer:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
613 newdata = self.rawbuffer
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
614 self.rawbuffer = ''
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
615
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
616 # decrypt new data if we were given an object to handle that
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
617 if newdata and self.decrypter is not None:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
618 newdata = ''.join(map(self.decrypter, newdata))
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
619
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
620 # decompress newly read data if necessary
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
621 if newdata and self.compress_type != ZIP_STORED:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
622 newdata = self.dc.decompress(newdata)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
623 self.rawbuffer = self.dc.unconsumed_tail if self.compress_type == ZIP_DEFLATED else ''
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
624 if self.eof and len(self.rawbuffer) == 0:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
625 # we're out of raw bytes (both from the file and
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
626 # the local buffer); flush just to make sure the
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
627 # decompressor is done
30
f17f19d9eb0a hasattr -> try in the newly added 2.6 zipfile
Oleg Oshmyan <chortos@inbox.lv>
parents: 29
diff changeset
628 try:
29
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
629 newdata += self.dc.flush()
30
f17f19d9eb0a hasattr -> try in the newly added 2.6 zipfile
Oleg Oshmyan <chortos@inbox.lv>
parents: 29
diff changeset
630 except AttributeError:
f17f19d9eb0a hasattr -> try in the newly added 2.6 zipfile
Oleg Oshmyan <chortos@inbox.lv>
parents: 29
diff changeset
631 pass
29
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
632 # prevent decompressor from being used again
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
633 self.dc = None
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
634
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
635 self.readbuffer += newdata
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
636
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
637
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
638 # return what the user asked for
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
639 if size is None or len(self.readbuffer) <= size:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
640 bytes = self.readbuffer
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
641 self.readbuffer = ''
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
642 else:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
643 bytes = self.readbuffer[:size]
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
644 self.readbuffer = self.readbuffer[size:]
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
645
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
646 return bytes
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
647
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
648
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
649 class ZipFile:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
650 """ Class with methods to open, read, write, close, list zip files.
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
651
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
652 z = ZipFile(file, mode="r", compression=ZIP_STORED, allowZip64=False)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
653
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
654 file: Either the path to the file, or a file-like object.
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
655 If it is a path, the file will be opened and closed by ZipFile.
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
656 mode: The mode can be either read "r", write "w" or append "a".
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
657 compression: ZIP_STORED (no compression), ZIP_DEFLATED (requires zlib),
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
658 or ZIP_BZIP2 (requires bz2).
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
659 allowZip64: if True ZipFile will create files with ZIP64 extensions when
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
660 needed, otherwise it will raise an exception when this would
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
661 be necessary.
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
662
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
663 """
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
664
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
665 fp = None # Set here since __del__ checks it
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
666
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
667 def __init__(self, file, mode="r", compression=ZIP_STORED, allowZip64=False):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
668 """Open the ZIP file with mode read "r", write "w" or append "a"."""
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
669 if mode not in ("r", "w", "a"):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
670 raise RuntimeError('ZipFile() requires mode "r", "w", or "a"')
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
671
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
672 if compression == ZIP_STORED:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
673 pass
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
674 elif compression == ZIP_DEFLATED:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
675 if not zlib:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
676 raise RuntimeError,\
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
677 "Compression requires the (missing) zlib module"
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
678 elif compression == ZIP_BZIP2:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
679 if not bz2:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
680 raise RuntimeError,\
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
681 "Compression requires the (missing) bz2 module"
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
682 else:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
683 raise RuntimeError, "That compression method is not supported"
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
684
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
685 self._allowZip64 = allowZip64
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
686 self._didModify = False
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
687 self.debug = 0 # Level of printing: 0 through 3
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
688 self.NameToInfo = {} # Find file info given name
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
689 self.filelist = [] # List of ZipInfo instances for archive
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
690 self.compression = compression # Method of compression
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
691 self.mode = key = mode.replace('b', '')[0]
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
692 self.pwd = None
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
693 self.comment = ''
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
694
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
695 # Check if we were passed a file-like object
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
696 if isinstance(file, basestring):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
697 self._filePassed = 0
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
698 self.filename = file
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
699 modeDict = {'r' : 'rb', 'w': 'wb', 'a' : 'r+b'}
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
700 try:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
701 self.fp = open(file, modeDict[mode])
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
702 except IOError:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
703 if mode == 'a':
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
704 mode = key = 'w'
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
705 self.fp = open(file, modeDict[mode])
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
706 else:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
707 raise
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
708 else:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
709 self._filePassed = 1
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
710 self.fp = file
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
711 self.filename = getattr(file, 'name', None)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
712
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
713 if key == 'r':
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
714 self._GetContents()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
715 elif key == 'w':
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
716 pass
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
717 elif key == 'a':
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
718 try: # See if file is a zip file
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
719 self._RealGetContents()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
720 # seek to start of directory and overwrite
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
721 self.fp.seek(self.start_dir, 0)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
722 except BadZipfile: # file is not a zip file, just append
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
723 self.fp.seek(0, 2)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
724 else:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
725 if not self._filePassed:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
726 self.fp.close()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
727 self.fp = None
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
728 raise RuntimeError, 'Mode must be "r", "w" or "a"'
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
729
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
730 def _GetContents(self):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
731 """Read the directory, making sure we close the file if the format
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
732 is bad."""
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
733 try:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
734 self._RealGetContents()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
735 except BadZipfile:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
736 if not self._filePassed:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
737 self.fp.close()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
738 self.fp = None
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
739 raise
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
740
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
741 def _RealGetContents(self):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
742 """Read in the table of contents for the ZIP file."""
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
743 fp = self.fp
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
744 endrec = _EndRecData(fp)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
745 if not endrec:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
746 raise BadZipfile, "File is not a zip file"
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
747 if self.debug > 1:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
748 print endrec
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
749 size_cd = endrec[_ECD_SIZE] # bytes in central directory
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
750 offset_cd = endrec[_ECD_OFFSET] # offset of central directory
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
751 self.comment = endrec[_ECD_COMMENT] # archive comment
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
752
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
753 # "concat" is zero, unless zip was concatenated to another file
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
754 concat = endrec[_ECD_LOCATION] - size_cd - offset_cd
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
755 if endrec[_ECD_SIGNATURE] == stringEndArchive64:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
756 # If Zip64 extension structures are present, account for them
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
757 concat -= (sizeEndCentDir64 + sizeEndCentDir64Locator)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
758
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
759 if self.debug > 2:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
760 inferred = concat + offset_cd
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
761 print "given, inferred, offset", offset_cd, inferred, concat
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
762 # self.start_dir: Position of start of central directory
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
763 self.start_dir = offset_cd + concat
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
764 fp.seek(self.start_dir, 0)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
765 data = fp.read(size_cd)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
766 fp = cStringIO.StringIO(data)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
767 total = 0
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
768 while total < size_cd:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
769 centdir = fp.read(sizeCentralDir)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
770 if centdir[0:4] != stringCentralDir:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
771 raise BadZipfile, "Bad magic number for central directory"
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
772 centdir = struct.unpack(structCentralDir, centdir)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
773 if self.debug > 2:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
774 print centdir
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
775 filename = fp.read(centdir[_CD_FILENAME_LENGTH])
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
776 # Create ZipInfo instance to store file information
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
777 x = ZipInfo(filename)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
778 x.extra = fp.read(centdir[_CD_EXTRA_FIELD_LENGTH])
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
779 x.comment = fp.read(centdir[_CD_COMMENT_LENGTH])
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
780 x.header_offset = centdir[_CD_LOCAL_HEADER_OFFSET]
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
781 (x.create_version, x.create_system, x.extract_version, x.reserved,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
782 x.flag_bits, x.compress_type, t, d,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
783 x.CRC, x.compress_size, x.file_size) = centdir[1:12]
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
784 x.volume, x.internal_attr, x.external_attr = centdir[15:18]
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
785 # Convert date/time code to (year, month, day, hour, min, sec)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
786 x._raw_time = t
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
787 x.date_time = ( (d>>9)+1980, (d>>5)&0xF, d&0x1F,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
788 t>>11, (t>>5)&0x3F, (t&0x1F) * 2 )
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
789
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
790 x._decodeExtra()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
791 x.header_offset = x.header_offset + concat
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
792 x.filename = x._decodeFilename()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
793 self.filelist.append(x)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
794 self.NameToInfo[x.filename] = x
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
795
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
796 # update total bytes read from central directory
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
797 total = (total + sizeCentralDir + centdir[_CD_FILENAME_LENGTH]
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
798 + centdir[_CD_EXTRA_FIELD_LENGTH]
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
799 + centdir[_CD_COMMENT_LENGTH])
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
800
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
801 if self.debug > 2:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
802 print "total", total
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
803
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
804
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
805 def namelist(self):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
806 """Return a list of file names in the archive."""
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
807 l = []
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
808 for data in self.filelist:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
809 l.append(data.filename)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
810 return l
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
811
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
812 def infolist(self):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
813 """Return a list of class ZipInfo instances for files in the
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
814 archive."""
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
815 return self.filelist
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
816
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
817 def printdir(self):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
818 """Print a table of contents for the zip file."""
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
819 print "%-46s %19s %12s" % ("File Name", "Modified ", "Size")
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
820 for zinfo in self.filelist:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
821 date = "%d-%02d-%02d %02d:%02d:%02d" % zinfo.date_time[:6]
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
822 print "%-46s %s %12d" % (zinfo.filename, date, zinfo.file_size)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
823
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
824 def testzip(self):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
825 """Read all the files and check the CRC."""
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
826 chunk_size = 2 ** 20
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
827 for zinfo in self.filelist:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
828 try:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
829 # Read by chunks, to avoid an OverflowError or a
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
830 # MemoryError with very large embedded files.
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
831 f = self.open(zinfo.filename, "r")
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
832 while f.read(chunk_size): # Check CRC-32
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
833 pass
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
834 except BadZipfile:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
835 return zinfo.filename
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
836
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
837 def getinfo(self, name):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
838 """Return the instance of ZipInfo given 'name'."""
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
839 info = self.NameToInfo.get(name)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
840 if info is None:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
841 raise KeyError(
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
842 'There is no item named %r in the archive' % name)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
843
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
844 return info
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
845
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
846 def setpassword(self, pwd):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
847 """Set default password for encrypted files."""
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
848 self.pwd = pwd
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
849
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
850 def read(self, name, pwd=None):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
851 """Return file bytes (as a string) for name."""
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
852 return self.open(name, "r", pwd).read()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
853
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
854 def open(self, name, mode="r", pwd=None):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
855 """Return file-like object for 'name'."""
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
856 if mode not in ("r", "U", "rU"):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
857 raise RuntimeError, 'open() requires mode "r", "U", or "rU"'
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
858 if not self.fp:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
859 raise RuntimeError, \
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
860 "Attempt to read ZIP archive that was already closed"
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
861
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
862 # Only open a new file for instances where we were not
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
863 # given a file object in the constructor
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
864 if self._filePassed:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
865 zef_file = self.fp
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
866 else:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
867 zef_file = open(self.filename, 'rb')
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
868
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
869 # Make sure we have an info object
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
870 if isinstance(name, ZipInfo):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
871 # 'name' is already an info object
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
872 zinfo = name
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
873 else:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
874 # Get info object for name
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
875 zinfo = self.getinfo(name)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
876
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
877 zef_file.seek(zinfo.header_offset, 0)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
878
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
879 # Skip the file header:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
880 fheader = zef_file.read(sizeFileHeader)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
881 if fheader[0:4] != stringFileHeader:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
882 raise BadZipfile, "Bad magic number for file header"
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
883
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
884 fheader = struct.unpack(structFileHeader, fheader)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
885 fname = zef_file.read(fheader[_FH_FILENAME_LENGTH])
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
886 if fheader[_FH_EXTRA_FIELD_LENGTH]:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
887 zef_file.read(fheader[_FH_EXTRA_FIELD_LENGTH])
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
888
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
889 if fname != zinfo.orig_filename:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
890 raise BadZipfile, \
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
891 'File name in directory "%s" and header "%s" differ.' % (
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
892 zinfo.orig_filename, fname)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
893
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
894 # check for encrypted flag & handle password
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
895 is_encrypted = zinfo.flag_bits & 0x1
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
896 zd = None
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
897 if is_encrypted:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
898 if not pwd:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
899 pwd = self.pwd
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
900 if not pwd:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
901 raise RuntimeError, "File %s is encrypted, " \
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
902 "password required for extraction" % name
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
903
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
904 zd = _ZipDecrypter(pwd)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
905 # The first 12 bytes in the cypher stream is an encryption header
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
906 # used to strengthen the algorithm. The first 11 bytes are
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
907 # completely random, while the 12th contains the MSB of the CRC,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
908 # or the MSB of the file time depending on the header type
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
909 # and is used to check the correctness of the password.
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
910 bytes = zef_file.read(12)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
911 h = map(zd, bytes[0:12])
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
912 if zinfo.flag_bits & 0x8:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
913 # compare against the file type from extended local headers
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
914 check_byte = (zinfo._raw_time >> 8) & 0xff
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
915 else:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
916 # compare against the CRC otherwise
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
917 check_byte = (zinfo.CRC >> 24) & 0xff
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
918 if ord(h[11]) != check_byte:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
919 raise RuntimeError("Bad password for file", name)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
920
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
921 # build and return a ZipExtFile
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
922 if zd is None:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
923 zef = ZipExtFile(zef_file, zinfo)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
924 else:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
925 zef = ZipExtFile(zef_file, zinfo, zd)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
926
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
927 # set universal newlines on ZipExtFile if necessary
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
928 if "U" in mode:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
929 zef.set_univ_newlines(True)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
930 return zef
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
931
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
932 def extract(self, member, path=None, pwd=None):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
933 """Extract a member from the archive to the current working directory,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
934 using its full name. Its file information is extracted as accurately
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
935 as possible. `member' may be a filename or a ZipInfo object. You can
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
936 specify a different directory using `path'.
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
937 """
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
938 if not isinstance(member, ZipInfo):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
939 member = self.getinfo(member)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
940
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
941 if path is None:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
942 path = os.getcwd()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
943
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
944 return self._extract_member(member, path, pwd)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
945
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
946 def extractall(self, path=None, members=None, pwd=None):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
947 """Extract all members from the archive to the current working
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
948 directory. `path' specifies a different directory to extract to.
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
949 `members' is optional and must be a subset of the list returned
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
950 by namelist().
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
951 """
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
952 if members is None:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
953 members = self.namelist()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
954
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
955 for zipinfo in members:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
956 self.extract(zipinfo, path, pwd)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
957
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
958 def _extract_member(self, member, targetpath, pwd):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
959 """Extract the ZipInfo object 'member' to a physical
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
960 file on the path targetpath.
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
961 """
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
962 # build the destination pathname, replacing
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
963 # forward slashes to platform specific separators.
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
964 # Strip trailing path separator, unless it represents the root.
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
965 if (targetpath[-1:] in (os.path.sep, os.path.altsep)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
966 and len(os.path.splitdrive(targetpath)[1]) > 1):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
967 targetpath = targetpath[:-1]
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
968
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
969 # don't include leading "/" from file name if present
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
970 if member.filename[0] == '/':
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
971 targetpath = os.path.join(targetpath, member.filename[1:])
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
972 else:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
973 targetpath = os.path.join(targetpath, member.filename)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
974
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
975 targetpath = os.path.normpath(targetpath)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
976
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
977 # Create all upper directories if necessary.
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
978 upperdirs = os.path.dirname(targetpath)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
979 if upperdirs and not os.path.exists(upperdirs):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
980 os.makedirs(upperdirs)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
981
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
982 if member.filename[-1] == '/':
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
983 if not os.path.isdir(targetpath):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
984 os.mkdir(targetpath)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
985 return targetpath
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
986
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
987 source = self.open(member, pwd=pwd)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
988 target = file(targetpath, "wb")
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
989 shutil.copyfileobj(source, target)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
990 source.close()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
991 target.close()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
992
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
993 return targetpath
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
994
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
995 def _writecheck(self, zinfo):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
996 """Check for errors before writing a file to the archive."""
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
997 if zinfo.filename in self.NameToInfo:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
998 if self.debug: # Warning for duplicate names
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
999 print "Duplicate name:", zinfo.filename
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1000 if self.mode not in ("w", "a"):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1001 raise RuntimeError, 'write() requires mode "w" or "a"'
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1002 if not self.fp:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1003 raise RuntimeError, \
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1004 "Attempt to write ZIP archive that was already closed"
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1005 if zinfo.compress_type == ZIP_DEFLATED and not zlib:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1006 raise RuntimeError, \
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1007 "Compression requires the (missing) zlib module"
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1008 if zinfo.compress_type == ZIP_BZIP2 and not bz2:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1009 raise RuntimeError, \
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1010 "Compression requires the (missing) bz2 module"
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1011 if zinfo.compress_type not in (ZIP_STORED, ZIP_DEFLATED, ZIP_BZIP2):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1012 raise RuntimeError, \
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1013 "That compression method is not supported"
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1014 if zinfo.file_size > ZIP64_LIMIT:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1015 if not self._allowZip64:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1016 raise LargeZipFile("Filesize would require ZIP64 extensions")
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1017 if zinfo.header_offset > ZIP64_LIMIT:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1018 if not self._allowZip64:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1019 raise LargeZipFile("Zipfile size would require ZIP64 extensions")
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1020
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1021 def write(self, filename, arcname=None, compress_type=None):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1022 """Put the bytes from filename into the archive under the name
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1023 arcname."""
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1024 if not self.fp:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1025 raise RuntimeError(
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1026 "Attempt to write to ZIP archive that was already closed")
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1027
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1028 st = os.stat(filename)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1029 isdir = stat.S_ISDIR(st.st_mode)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1030 mtime = time.localtime(st.st_mtime)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1031 date_time = mtime[0:6]
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1032 # Create ZipInfo instance to store file information
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1033 if arcname is None:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1034 arcname = filename
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1035 arcname = os.path.normpath(os.path.splitdrive(arcname)[1])
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1036 while arcname[0] in (os.sep, os.altsep):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1037 arcname = arcname[1:]
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1038 if isdir:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1039 arcname += '/'
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1040 zinfo = ZipInfo(arcname, date_time)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1041 zinfo.external_attr = (st[0] & 0xFFFF) << 16L # Unix attributes
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1042 if compress_type is None:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1043 zinfo.compress_type = self.compression
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1044 else:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1045 zinfo.compress_type = compress_type
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1046
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1047 zinfo.file_size = st.st_size
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1048 zinfo.flag_bits = 0x00
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1049 zinfo.header_offset = self.fp.tell() # Start of header bytes
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1050
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1051 self._writecheck(zinfo)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1052 self._didModify = True
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1053
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1054 if isdir:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1055 zinfo.file_size = 0
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1056 zinfo.compress_size = 0
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1057 zinfo.CRC = 0
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1058 self.filelist.append(zinfo)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1059 self.NameToInfo[zinfo.filename] = zinfo
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1060 self.fp.write(zinfo.FileHeader())
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1061 return
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1062
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1063 fp = open(filename, "rb")
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1064 # Must overwrite CRC and sizes with correct data later
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1065 zinfo.CRC = CRC = 0
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1066 zinfo.compress_size = compress_size = 0
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1067 zinfo.file_size = file_size = 0
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1068 self.fp.write(zinfo.FileHeader())
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1069 if zinfo.compress_type == ZIP_DEFLATED:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1070 cmpr = zlib.compressobj(zlib.Z_DEFAULT_COMPRESSION,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1071 zlib.DEFLATED, -15)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1072 elif zinfo.compress_type == ZIP_BZIP2:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1073 cmpr = bz2.BZ2Compressor()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1074 else:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1075 cmpr = None
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1076 while 1:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1077 buf = fp.read(1024 * 8)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1078 if not buf:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1079 break
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1080 file_size = file_size + len(buf)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1081 CRC = crc32(buf, CRC) & 0xffffffff
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1082 if cmpr:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1083 buf = cmpr.compress(buf)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1084 compress_size = compress_size + len(buf)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1085 self.fp.write(buf)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1086 fp.close()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1087 if cmpr:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1088 buf = cmpr.flush()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1089 compress_size = compress_size + len(buf)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1090 self.fp.write(buf)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1091 zinfo.compress_size = compress_size
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1092 else:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1093 zinfo.compress_size = file_size
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1094 zinfo.CRC = CRC
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1095 zinfo.file_size = file_size
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1096 # Seek backwards and write CRC and file sizes
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1097 position = self.fp.tell() # Preserve current position in file
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1098 self.fp.seek(zinfo.header_offset + 14, 0)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1099 self.fp.write(struct.pack("<LLL", zinfo.CRC, zinfo.compress_size,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1100 zinfo.file_size))
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1101 self.fp.seek(position, 0)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1102 self.filelist.append(zinfo)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1103 self.NameToInfo[zinfo.filename] = zinfo
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1104
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1105 def writestr(self, zinfo_or_arcname, bytes):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1106 """Write a file into the archive. The contents is the string
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1107 'bytes'. 'zinfo_or_arcname' is either a ZipInfo instance or
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1108 the name of the file in the archive."""
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1109 if not isinstance(zinfo_or_arcname, ZipInfo):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1110 zinfo = ZipInfo(filename=zinfo_or_arcname,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1111 date_time=time.localtime(time.time())[:6])
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1112 zinfo.compress_type = self.compression
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1113 zinfo.external_attr = 0600 << 16
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1114 else:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1115 zinfo = zinfo_or_arcname
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1116
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1117 if not self.fp:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1118 raise RuntimeError(
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1119 "Attempt to write to ZIP archive that was already closed")
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1120
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1121 zinfo.file_size = len(bytes) # Uncompressed size
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1122 zinfo.header_offset = self.fp.tell() # Start of header bytes
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1123 self._writecheck(zinfo)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1124 self._didModify = True
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1125 zinfo.CRC = crc32(bytes) & 0xffffffff # CRC-32 checksum
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1126 if zinfo.compress_type == ZIP_DEFLATED:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1127 co = zlib.compressobj(zlib.Z_DEFAULT_COMPRESSION,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1128 zlib.DEFLATED, -15)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1129 bytes = co.compress(bytes) + co.flush()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1130 zinfo.compress_size = len(bytes) # Compressed size
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1131 elif zinfo.compress_type == ZIP_BZIP2:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1132 co = bz2.BZ2Compressor()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1133 bytes = co.compress(bytes) + co.flush()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1134 zinfo.compress_size = len(bytes) # Compressed size
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1135 else:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1136 zinfo.compress_size = zinfo.file_size
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1137 zinfo.header_offset = self.fp.tell() # Start of header bytes
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1138 self.fp.write(zinfo.FileHeader())
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1139 self.fp.write(bytes)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1140 self.fp.flush()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1141 if zinfo.flag_bits & 0x08:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1142 # Write CRC and file sizes after the file data
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1143 self.fp.write(struct.pack("<LLL", zinfo.CRC, zinfo.compress_size,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1144 zinfo.file_size))
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1145 self.filelist.append(zinfo)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1146 self.NameToInfo[zinfo.filename] = zinfo
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1147
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1148 def __del__(self):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1149 """Call the "close()" method in case the user forgot."""
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1150 self.close()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1151
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1152 def close(self):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1153 """Close the file, and for mode "w" and "a" write the ending
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1154 records."""
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1155 if self.fp is None:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1156 return
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1157
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1158 if self.mode in ("w", "a") and self._didModify: # write ending records
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1159 count = 0
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1160 pos1 = self.fp.tell()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1161 for zinfo in self.filelist: # write central directory
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1162 count = count + 1
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1163 dt = zinfo.date_time
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1164 dosdate = (dt[0] - 1980) << 9 | dt[1] << 5 | dt[2]
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1165 dostime = dt[3] << 11 | dt[4] << 5 | (dt[5] // 2)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1166 extra = []
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1167 if zinfo.file_size > ZIP64_LIMIT \
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1168 or zinfo.compress_size > ZIP64_LIMIT:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1169 extra.append(zinfo.file_size)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1170 extra.append(zinfo.compress_size)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1171 file_size = 0xffffffff
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1172 compress_size = 0xffffffff
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1173 else:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1174 file_size = zinfo.file_size
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1175 compress_size = zinfo.compress_size
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1176
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1177 if zinfo.header_offset > ZIP64_LIMIT:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1178 extra.append(zinfo.header_offset)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1179 header_offset = 0xffffffffL
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1180 else:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1181 header_offset = zinfo.header_offset
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1182
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1183 extra_data = zinfo.extra
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1184 if extra:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1185 # Append a ZIP64 field to the extra's
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1186 extra_data = struct.pack(
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1187 '<HH' + 'Q'*len(extra),
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1188 1, 8*len(extra), *extra) + extra_data
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1189
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1190 extract_version = max(45, zinfo.extract_version)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1191 create_version = max(45, zinfo.create_version)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1192 else:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1193 extract_version = zinfo.extract_version
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1194 create_version = zinfo.create_version
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1195
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1196 try:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1197 filename, flag_bits = zinfo._encodeFilenameFlags()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1198 centdir = struct.pack(structCentralDir,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1199 stringCentralDir, create_version,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1200 zinfo.create_system, extract_version, zinfo.reserved,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1201 flag_bits, zinfo.compress_type, dostime, dosdate,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1202 zinfo.CRC, compress_size, file_size,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1203 len(filename), len(extra_data), len(zinfo.comment),
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1204 0, zinfo.internal_attr, zinfo.external_attr,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1205 header_offset)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1206 except DeprecationWarning:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1207 print >>sys.stderr, (structCentralDir,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1208 stringCentralDir, create_version,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1209 zinfo.create_system, extract_version, zinfo.reserved,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1210 zinfo.flag_bits, zinfo.compress_type, dostime, dosdate,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1211 zinfo.CRC, compress_size, file_size,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1212 len(zinfo.filename), len(extra_data), len(zinfo.comment),
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1213 0, zinfo.internal_attr, zinfo.external_attr,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1214 header_offset)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1215 raise
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1216 self.fp.write(centdir)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1217 self.fp.write(filename)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1218 self.fp.write(extra_data)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1219 self.fp.write(zinfo.comment)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1220
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1221 pos2 = self.fp.tell()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1222 # Write end-of-zip-archive record
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1223 centDirCount = count
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1224 centDirSize = pos2 - pos1
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1225 centDirOffset = pos1
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1226 if (centDirCount >= ZIP_FILECOUNT_LIMIT or
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1227 centDirOffset > ZIP64_LIMIT or
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1228 centDirSize > ZIP64_LIMIT):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1229 # Need to write the ZIP64 end-of-archive records
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1230 zip64endrec = struct.pack(
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1231 structEndArchive64, stringEndArchive64,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1232 44, 45, 45, 0, 0, centDirCount, centDirCount,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1233 centDirSize, centDirOffset)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1234 self.fp.write(zip64endrec)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1235
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1236 zip64locrec = struct.pack(
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1237 structEndArchive64Locator,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1238 stringEndArchive64Locator, 0, pos2, 1)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1239 self.fp.write(zip64locrec)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1240 centDirCount = min(centDirCount, 0xFFFF)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1241 centDirSize = min(centDirSize, 0xFFFFFFFF)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1242 centDirOffset = min(centDirOffset, 0xFFFFFFFF)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1243
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1244 # check for valid comment length
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1245 if len(self.comment) >= ZIP_MAX_COMMENT:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1246 if self.debug > 0:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1247 msg = 'Archive comment is too long; truncating to %d bytes' \
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1248 % ZIP_MAX_COMMENT
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1249 self.comment = self.comment[:ZIP_MAX_COMMENT]
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1250
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1251 endrec = struct.pack(structEndArchive, stringEndArchive,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1252 0, 0, centDirCount, centDirCount,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1253 centDirSize, centDirOffset, len(self.comment))
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1254 self.fp.write(endrec)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1255 self.fp.write(self.comment)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1256 self.fp.flush()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1257
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1258 if not self._filePassed:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1259 self.fp.close()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1260 self.fp = None
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1261
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1262
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1263 class PyZipFile(ZipFile):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1264 """Class to create ZIP archives with Python library files and packages."""
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1265
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1266 def writepy(self, pathname, basename = ""):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1267 """Add all files from "pathname" to the ZIP archive.
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1268
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1269 If pathname is a package directory, search the directory and
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1270 all package subdirectories recursively for all *.py and enter
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1271 the modules into the archive. If pathname is a plain
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1272 directory, listdir *.py and enter all modules. Else, pathname
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1273 must be a Python *.py file and the module will be put into the
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1274 archive. Added modules are always module.pyo or module.pyc.
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1275 This method will compile the module.py into module.pyc if
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1276 necessary.
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1277 """
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1278 dir, name = os.path.split(pathname)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1279 if os.path.isdir(pathname):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1280 initname = os.path.join(pathname, "__init__.py")
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1281 if os.path.isfile(initname):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1282 # This is a package directory, add it
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1283 if basename:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1284 basename = "%s/%s" % (basename, name)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1285 else:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1286 basename = name
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1287 if self.debug:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1288 print "Adding package in", pathname, "as", basename
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1289 fname, arcname = self._get_codename(initname[0:-3], basename)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1290 if self.debug:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1291 print "Adding", arcname
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1292 self.write(fname, arcname)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1293 dirlist = os.listdir(pathname)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1294 dirlist.remove("__init__.py")
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1295 # Add all *.py files and package subdirectories
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1296 for filename in dirlist:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1297 path = os.path.join(pathname, filename)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1298 root, ext = os.path.splitext(filename)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1299 if os.path.isdir(path):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1300 if os.path.isfile(os.path.join(path, "__init__.py")):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1301 # This is a package directory, add it
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1302 self.writepy(path, basename) # Recursive call
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1303 elif ext == ".py":
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1304 fname, arcname = self._get_codename(path[0:-3],
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1305 basename)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1306 if self.debug:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1307 print "Adding", arcname
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1308 self.write(fname, arcname)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1309 else:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1310 # This is NOT a package directory, add its files at top level
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1311 if self.debug:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1312 print "Adding files from directory", pathname
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1313 for filename in os.listdir(pathname):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1314 path = os.path.join(pathname, filename)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1315 root, ext = os.path.splitext(filename)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1316 if ext == ".py":
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1317 fname, arcname = self._get_codename(path[0:-3],
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1318 basename)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1319 if self.debug:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1320 print "Adding", arcname
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1321 self.write(fname, arcname)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1322 else:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1323 if pathname[-3:] != ".py":
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1324 raise RuntimeError, \
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1325 'Files added with writepy() must end with ".py"'
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1326 fname, arcname = self._get_codename(pathname[0:-3], basename)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1327 if self.debug:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1328 print "Adding file", arcname
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1329 self.write(fname, arcname)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1330
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1331 def _get_codename(self, pathname, basename):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1332 """Return (filename, archivename) for the path.
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1333
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1334 Given a module name path, return the correct file path and
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1335 archive name, compiling if necessary. For example, given
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1336 /python/lib/string, return (/python/lib/string.pyc, string).
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1337 """
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1338 file_py = pathname + ".py"
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1339 file_pyc = pathname + ".pyc"
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1340 file_pyo = pathname + ".pyo"
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1341 if os.path.isfile(file_pyo) and \
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1342 os.stat(file_pyo).st_mtime >= os.stat(file_py).st_mtime:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1343 fname = file_pyo # Use .pyo file
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1344 elif not os.path.isfile(file_pyc) or \
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1345 os.stat(file_pyc).st_mtime < os.stat(file_py).st_mtime:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1346 import py_compile
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1347 if self.debug:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1348 print "Compiling", file_py
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1349 try:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1350 py_compile.compile(file_py, file_pyc, None, True)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1351 except py_compile.PyCompileError,err:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1352 print err.msg
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1353 fname = file_pyc
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1354 else:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1355 fname = file_pyc
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1356 archivename = os.path.split(fname)[1]
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1357 if basename:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1358 archivename = "%s/%s" % (basename, archivename)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1359 return (fname, archivename)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1360
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1361
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1362 def main(args = None):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1363 import textwrap
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1364 USAGE=textwrap.dedent("""\
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1365 Usage:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1366 zipfile.py -l zipfile.zip # Show listing of a zipfile
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1367 zipfile.py -t zipfile.zip # Test if a zipfile is valid
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1368 zipfile.py -e zipfile.zip target # Extract zipfile into target dir
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1369 zipfile.py -c zipfile.zip src ... # Create zipfile from sources
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1370 """)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1371 if args is None:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1372 args = sys.argv[1:]
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1373
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1374 if not args or args[0] not in ('-l', '-c', '-e', '-t'):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1375 print USAGE
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1376 sys.exit(1)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1377
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1378 if args[0] == '-l':
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1379 if len(args) != 2:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1380 print USAGE
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1381 sys.exit(1)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1382 zf = ZipFile(args[1], 'r')
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1383 zf.printdir()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1384 zf.close()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1385
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1386 elif args[0] == '-t':
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1387 if len(args) != 2:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1388 print USAGE
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1389 sys.exit(1)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1390 zf = ZipFile(args[1], 'r')
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1391 zf.testzip()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1392 print "Done testing"
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1393
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1394 elif args[0] == '-e':
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1395 if len(args) != 3:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1396 print USAGE
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1397 sys.exit(1)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1398
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1399 zf = ZipFile(args[1], 'r')
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1400 out = args[2]
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1401 for path in zf.namelist():
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1402 if path.startswith('./'):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1403 tgt = os.path.join(out, path[2:])
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1404 else:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1405 tgt = os.path.join(out, path)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1406
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1407 tgtdir = os.path.dirname(tgt)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1408 if not os.path.exists(tgtdir):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1409 os.makedirs(tgtdir)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1410 fp = open(tgt, 'wb')
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1411 fp.write(zf.read(path))
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1412 fp.close()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1413 zf.close()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1414
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1415 elif args[0] == '-c':
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1416 if len(args) < 3:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1417 print USAGE
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1418 sys.exit(1)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1419
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1420 def addToZip(zf, path, zippath):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1421 if os.path.isfile(path):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1422 zf.write(path, zippath, ZIP_DEFLATED)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1423 elif os.path.isdir(path):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1424 for nm in os.listdir(path):
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1425 addToZip(zf,
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1426 os.path.join(path, nm), os.path.join(zippath, nm))
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1427 # else: ignore
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1428
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1429 zf = ZipFile(args[1], 'w', allowZip64=True)
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1430 for src in args[2:]:
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1431 addToZip(zf, src, os.path.basename(src))
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1432
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1433 zf.close()
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1434
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1435 if __name__ == "__main__":
a8cc383b787c Clean up zipfiles and diff them to stock ones
Oleg Oshmyan <chortos@inbox.lv>
parents:
diff changeset
1436 main()