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Unified Diff: third_party/twisted_8_1/twisted/python/zippath.py

Issue 12261012: Remove third_party/twisted_8_1 (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/tools/build
Patch Set: Created 7 years, 10 months ago
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Index: third_party/twisted_8_1/twisted/python/zippath.py
diff --git a/third_party/twisted_8_1/twisted/python/zippath.py b/third_party/twisted_8_1/twisted/python/zippath.py
deleted file mode 100644
index 2bf29bde85853b322d8df49d045b3f071700d595..0000000000000000000000000000000000000000
--- a/third_party/twisted_8_1/twisted/python/zippath.py
+++ /dev/null
@@ -1,215 +0,0 @@
-# -*- test-case-name: twisted.test.test_paths.ZipFilePathTestCase -*-
-
-"""
-
-This module contains partial re-implementations of FilePath, pending some
-specification of formal interfaces it is a duck-typing attempt to emulate them
-for certain restricted uses.
-
-See the constructor for ZipArchive for use.
-
-"""
-
-__metaclass__ = type
-
-import os
-import time
-import errno
-
-from twisted.python.zipstream import ChunkingZipFile
-
-from twisted.python.filepath import FilePath, _PathHelper
-
-# using FilePath here exclusively rather than os to make sure that we don't do
-# anything OS-path-specific here.
-
-ZIP_PATH_SEP = '/' # In zipfiles, "/" is universally used as the
- # path separator, regardless of platform.
-
-
-class ZipPath(_PathHelper):
- """
- I represent a file or directory contained within a zip file.
- """
- def __init__(self, archive, pathInArchive):
- """
- Don't construct me directly. Use ZipArchive.child().
-
- @param archive: a ZipArchive instance.
-
- @param pathInArchive: a ZIP_PATH_SEP-separated string.
- """
- self.archive = archive
- self.pathInArchive = pathInArchive
- # self.path pretends to be os-specific because that's the way the
- # 'zipimport' module does it.
- self.path = os.path.join(archive.zipfile.filename,
- *(self.pathInArchive.split(ZIP_PATH_SEP)))
-
- def __cmp__(self, other):
- if not isinstance(other, ZipPath):
- return NotImplemented
- return cmp((self.archive, self.pathInArchive),
- (other.archive, other.pathInArchive))
-
- def __repr__(self):
- return 'ZipPath(%r)' % (self.path,)
-
- def parent(self):
- splitup = self.pathInArchive.split(ZIP_PATH_SEP)
- if len(splitup) == 1:
- return self.archive
- return ZipPath(self.archive, ZIP_PATH_SEP.join(splitup[:-1]))
-
- def child(self, path):
- return ZipPath(self.archive, ZIP_PATH_SEP.join([self.pathInArchive, path]))
-
- def sibling(self, path):
- return self.parent().child(path)
-
- # preauthChild = child
-
- def exists(self):
- return self.isdir() or self.isfile()
-
- def isdir(self):
- return self.pathInArchive in self.archive.childmap
-
- def isfile(self):
- return self.pathInArchive in self.archive.zipfile.NameToInfo
-
- def islink(self):
- return False
-
- def listdir(self):
- if self.exists():
- if self.isdir():
- return self.archive.childmap[self.pathInArchive].keys()
- else:
- raise OSError(errno.ENOTDIR, "Leaf zip entry listed")
- else:
- raise OSError(errno.ENOENT, "Non-existent zip entry listed")
-
-
- def splitext(self):
- """
- Return a value similar to that returned by os.path.splitext.
- """
- # This happens to work out because of the fact that we use OS-specific
- # path separators in the constructor to construct our fake 'path'
- # attribute.
- return os.path.splitext(self.path)
-
-
- def basename(self):
- return self.pathInArchive.split(ZIP_PATH_SEP)[-1]
-
- def dirname(self):
- # XXX NOTE: This API isn't a very good idea on filepath, but it's even
- # less meaningful here.
- return self.parent().path
-
- def open(self):
- return self.archive.zipfile.readfile(self.pathInArchive)
-
- def restat(self):
- pass
-
-
- def getAccessTime(self):
- """
- Retrieve this file's last access-time. This is the same as the last access
- time for the archive.
-
- @return: a number of seconds since the epoch
- """
- return self.archive.getAccessTime()
-
-
- def getModificationTime(self):
- """
- Retrieve this file's last modification time. This is the time of
- modification recorded in the zipfile.
-
- @return: a number of seconds since the epoch.
- """
- return time.mktime(
- self.archive.zipfile.NameToInfo[self.pathInArchive].date_time
- + (0, 0, 0))
-
-
- def getStatusChangeTime(self):
- """
- Retrieve this file's last modification time. This name is provided for
- compatibility, and returns the same value as getmtime.
-
- @return: a number of seconds since the epoch.
- """
- return self.getModificationTime()
-
-
-
-class ZipArchive(ZipPath):
- """ I am a FilePath-like object which can wrap a zip archive as if it were a
- directory.
- """
- archive = property(lambda self: self)
- def __init__(self, archivePathname):
- """Create a ZipArchive, treating the archive at archivePathname as a zip file.
-
- @param archivePathname: a str, naming a path in the filesystem.
- """
- self.zipfile = ChunkingZipFile(archivePathname)
- self.path = archivePathname
- self.pathInArchive = ''
- # zipfile is already wasting O(N) memory on cached ZipInfo instances,
- # so there's no sense in trying to do this lazily or intelligently
- self.childmap = {} # map parent: list of children
-
- for name in self.zipfile.namelist():
- name = name.split(ZIP_PATH_SEP)
- for x in range(len(name)):
- child = name[-x]
- parent = ZIP_PATH_SEP.join(name[:-x])
- if parent not in self.childmap:
- self.childmap[parent] = {}
- self.childmap[parent][child] = 1
- parent = ''
-
- def child(self, path):
- """
- Create a ZipPath pointing at a path within the archive.
-
- @param path: a str with no path separators in it, either '/' or the
- system path separator, if it's different.
- """
- return ZipPath(self, path)
-
- def exists(self):
- """
- Returns true if the underlying archive exists.
- """
- return FilePath(self.zipfile.filename).exists()
-
-
- def getAccessTime(self):
- """
- Return the archive file's last access time.
- """
- return FilePath(self.zipfile.filename).getAccessTime()
-
-
- def getModificationTime(self):
- """
- Return the archive file's modification time.
- """
- return FilePath(self.zipfile.filename).getModificationTime()
-
-
- def getStatusChangeTime(self):
- """
- Return the archive file's status change time.
- """
- return FilePath(self.zipfile.filename).getStatusChangeTime()
-
-
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