Python FileRegistry.match方法代码示例

# 需要导入模块: from mozpack.copier import FileRegistry [as 别名]
# 或者: from mozpack.copier.FileRegistry import match [as 别名]
class ComposedFinder(BaseFinder):
    '''
    Composes multiple File Finders in some sort of virtual file system.

    A ComposedFinder is initialized from a dictionary associating paths to
    *Finder instances.

    Note this could be optimized to be smarter than getting all the files
    in advance.
    '''
    def __init__(self, finders):
        # Can't import globally, because of the dependency of mozpack.copier
        # on this module.
        from mozpack.copier import FileRegistry
        self.files = FileRegistry()

        for base, finder in sorted(finders.iteritems()):
            if self.files.contains(base):
                self.files.remove(base)
            for p, f in finder.find(''):
                self.files.add(mozpath.join(base, p), f)

    def find(self, pattern):
        for p in self.files.match(pattern):
            yield p, self.files[p]

# 需要导入模块: from mozpack.copier import FileRegistry [as 别名]
# 或者: from mozpack.copier.FileRegistry import match [as 别名]
class UnpackFinder(FileFinder):
    '''
    Special FileFinder that treats the source package directory as if it were
    in the flat chrome format, whatever chrome format it actually is in.

    This means that for example, paths like chrome/browser/content/... match
    files under jar:chrome/browser.jar!/content/... in case of jar chrome
    format.
    '''
    def __init__(self, *args, **kargs):
        FileFinder.__init__(self, *args, **kargs)
        self.files = FileRegistry()
        self.kind = 'flat'
        self.omnijar = None
        self.jarlogs = {}
        self.optimizedjars = False

        jars = set()

        for p, f in FileFinder.find(self, '*'):
            # Skip the precomplete file, which is generated at packaging time.
            if p == 'precomplete':
                continue
            base = mozpack.path.dirname(p)
            # If the file is a zip/jar that is not a .xpi, and contains a
            # chrome.manifest, it is an omnijar. All the files it contains
            # go in the directory containing the omnijar. Manifests are merged
            # if there is a corresponding manifest in the directory.
            if not p.endswith('.xpi') and self._maybe_zip(f) and \
                    (mozpack.path.basename(p) == self.omnijar or
                     not self.omnijar):
                jar = self._open_jar(p, f)
                if 'chrome.manifest' in jar:
                    self.kind = 'omni'
                    self.omnijar = mozpack.path.basename(p)
                    self._fill_with_omnijar(base, jar)
                    continue
            # If the file is a manifest, scan its entries for some referencing
            # jar: urls. If there are some, the files contained in the jar they
            # point to, go under a directory named after the jar.
            if is_manifest(p):
                m = self.files[p] if self.files.contains(p) \
                    else ManifestFile(base)
                for e in parse_manifest(self.base, p, f.open()):
                    m.add(self._handle_manifest_entry(e, jars))
                if self.files.contains(p):
                    continue
                f = m
            if not p in jars:
                self.files.add(p, f)

    def _fill_with_omnijar(self, base, jar):
        for j in jar:
            path = mozpack.path.join(base, j.filename)
            if is_manifest(j.filename):
                m = self.files[path] if self.files.contains(path) \
                    else ManifestFile(mozpack.path.dirname(path))
                for e in parse_manifest(None, path, j):
                    m.add(e)
                if not self.files.contains(path):
                    self.files.add(path, m)
                continue
            else:
                self.files.add(path, DeflatedFile(j))

    def _handle_manifest_entry(self, entry, jars):
        jarpath = None
        if isinstance(entry, ManifestEntryWithRelPath) and \
                urlparse(entry.relpath).scheme == 'jar':
            jarpath, entry = self._unjarize(entry, entry.relpath)
        elif isinstance(entry, ManifestResource) and \
                urlparse(entry.target).scheme == 'jar':
            jarpath, entry = self._unjarize(entry, entry.target)
        if jarpath:
            # Don't defer unpacking the jar file. If we already saw
            # it, take (and remove) it from the registry. If we
            # haven't, try to find it now.
            if self.files.contains(jarpath):
                jar = self.files[jarpath]
                self.files.remove(jarpath)
            else:
                jar = [f for p, f in FileFinder.find(self, jarpath)]
                assert len(jar) == 1
                jar = jar[0]
            if not jarpath in jars:
                base = mozpack.path.splitext(jarpath)[0]
                for j in self._open_jar(jarpath, jar):
                    self.files.add(mozpack.path.join(base,
                                                     j.filename),
                                   DeflatedFile(j))
            jars.add(jarpath)
            self.kind = 'jar'
        return entry

    def _open_jar(self, path, file):
        '''
        Return a JarReader for the given BaseFile instance, keeping a log of
        the preloaded entries it has.
        '''
        jar = JarReader(fileobj=file.open())
#.........这里部分代码省略.........