本文整理汇总了Python中zipfile.ZipInfo._decodeFilename方法的典型用法代码示例。如果您正苦于以下问题:Python ZipInfo._decodeFilename方法的具体用法?Python ZipInfo._decodeFilename怎么用?Python ZipInfo._decodeFilename使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类zipfile.ZipInfo
的用法示例。
在下文中一共展示了ZipInfo._decodeFilename方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: _RealGetContents
# 需要导入模块: from zipfile import ZipInfo [as 别名]
# 或者: from zipfile.ZipInfo import _decodeFilename [as 别名]
def _RealGetContents(self):
"""Read in the table of contents for the ZIP file."""
try:
endrec = _EndRecData(self.url)
except IOError:
raise BadZipfile("File is not a zip file")
if not endrec:
raise BadZipfile, "File is not a zip file"
if self.debug > 1:
print endrec
size_cd = endrec[_ECD_SIZE] # bytes in central directory
offset_cd = endrec[_ECD_OFFSET] # offset of central directory
self.comment = endrec[_ECD_COMMENT] # archive comment
# "concat" is zero, unless zip was concatenated to another file
concat = endrec[_ECD_LOCATION] - size_cd - offset_cd
# if endrec[_ECD_SIGNATURE] == stringEndArchive64:
# # If Zip64 extension structures are present, account for them
# concat -= (sizeEndCentDir64 + sizeEndCentDir64Locator)
if self.debug > 2:
inferred = concat + offset_cd
print "given, inferred, offset", offset_cd, inferred, concat
# self.start_dir: Position of start of central directory
self.start_dir = offset_cd + concat
ECD = _http_get_partial_data(self.url, self.start_dir, self.start_dir + size_cd - 1)
data = ECD.read()
ECD.close()
fp = cStringIO.StringIO(data)
total = 0
while total < size_cd:
centdir = fp.read(sizeCentralDir)
if centdir[0:4] != stringCentralDir:
raise BadZipfile, "Bad magic number for central directory"
centdir = struct.unpack(structCentralDir, centdir)
if self.debug > 2:
print centdir
filename = fp.read(centdir[_CD_FILENAME_LENGTH])
# Create ZipInfo instance to store file information
x = ZipInfo(filename)
x.extra = fp.read(centdir[_CD_EXTRA_FIELD_LENGTH])
x.comment = fp.read(centdir[_CD_COMMENT_LENGTH])
x.header_offset = centdir[_CD_LOCAL_HEADER_OFFSET]
(
x.create_version,
x.create_system,
x.extract_version,
x.reserved,
x.flag_bits,
x.compress_type,
t,
d,
x.CRC,
x.compress_size,
x.file_size,
) = centdir[1:12]
x.volume, x.internal_attr, x.external_attr = centdir[15:18]
# Convert date/time code to (year, month, day, hour, min, sec)
x._raw_time = t
x.date_time = ((d >> 9) + 1980, (d >> 5) & 0xF, d & 0x1F, t >> 11, (t >> 5) & 0x3F, (t & 0x1F) * 2)
x._decodeExtra()
x.header_offset = x.header_offset + concat
x.filename = x._decodeFilename()
self.filelist.append(x)
self.NameToInfo[x.filename] = x
# update total bytes read from central directory
total = (
total
+ sizeCentralDir
+ centdir[_CD_FILENAME_LENGTH]
+ centdir[_CD_EXTRA_FIELD_LENGTH]
+ centdir[_CD_COMMENT_LENGTH]
)
if self.debug > 2:
print "total", total