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Sourcecode: calibre version File versions

def calibre::utils::zipfile::ZipFile::__init__ (   self,
  file,
  mode = "r",
  compression = ZIP_DEFLATED,
  allowZip64 = False 
)

Open the ZIP file with mode read "r", write "w" or append "a".

Definition at line 658 of file zipfile.py.

00658                                                                                   :
        """Open the ZIP file with mode read "r", write "w" or append "a"."""
        if mode not in ("r", "w", "a"):
            raise RuntimeError('ZipFile() requires mode "r", "w", or "a" not %s'%mode)

        if compression == ZIP_STORED:
            pass
        elif compression == ZIP_DEFLATED:
            if not zlib:
                raise RuntimeError,\
                      "Compression requires the (missing) zlib module"
        else:
            raise RuntimeError, "That compression method is not supported"

        self._allowZip64 = allowZip64
        self._didModify = False
        self.debug = 0  # Level of printing: 0 through 3
        self.NameToInfo = {}    # Find file info given name
        self.filelist = []      # List of ZipInfo instances for archive
        self.compression = compression  # Method of compression
        self.mode = key = mode.replace('b', '')[0]
        self.pwd = None
        self.comment = ''

        # Check if we were passed a file-like object
        if isinstance(file, basestring):
            self._filePassed = 0
            self.filename = file
            modeDict = {'r' : 'rb', 'w': 'wb', 'a' : 'r+b'}
            try:
                self.fp = open(file, modeDict[mode])
            except IOError:
                if mode == 'a':
                    mode = key = 'w'
                    self.fp = open(file, modeDict[mode])
                else:
                    raise
        else:
            self._filePassed = 1
            self.fp = file
            self.filename = getattr(file, 'name', None)

        if key == 'r':
            self._GetContents()
        elif key == 'w':
            pass
        elif key == 'a':
            try:                        # See if file is a zip file
                self._RealGetContents()
                self._calculate_file_offsets()
                # seek to start of directory and overwrite
                self.fp.seek(self.start_dir, 0)
            except BadZipfile:          # file is not a zip file, just append
                self.fp.seek(0, 2)
        else:
            if not self._filePassed:
                self.fp.close()
                self.fp = None
            raise RuntimeError, 'Mode must be "r", "w" or "a"'

    def _GetContents(self):


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