python类url2pathname()的实例源码

def open_local_file(self, req):
        try:
            import email.utils as emailutils
        except ImportError:
            # python 2.4
            import email.Utils as emailutils
        import mimetypes
        host = req.get_host()
        file = req.get_selector()
        localfile = url2pathname(file)
        try:
            stats = os.stat(localfile)
            size = stats.st_size
            modified = emailutils.formatdate(stats.st_mtime, usegmt=True)
            mtype = mimetypes.guess_type(file)[0]
            headers = mimetools.Message(StringIO(
                'Content-type: %s\nContent-length: %d\nLast-modified: %s\n' %
                (mtype or 'text/plain', size, modified)))
            if host:
                host, port = splitport(host)
            if not host or \
                (not port and socket.gethostbyname(host) in self.get_names()):
                return addinfourl(open(localfile, 'rb'),
                                  headers, 'file:'+file)
        except OSError, msg:
            # urllib2 users shouldn't expect OSErrors coming from urlopen()
            raise URLError(msg)
        raise URLError('file not on local host')

def open_local_file(self, req):
        import email.utils
        import mimetypes
        host = req.get_host()
        filename = req.get_selector()
        localfile = url2pathname(filename)
        try:
            stats = os.stat(localfile)
            size = stats.st_size
            modified = email.utils.formatdate(stats.st_mtime, usegmt=True)
            mtype = mimetypes.guess_type(filename)[0]
            headers = mimetools.Message(StringIO(
                'Content-type: %s\nContent-length: %d\nLast-modified: %s\n' %
                (mtype or 'text/plain', size, modified)))
            if host:
                host, port = splitport(host)
            if not host or \
                (not port and _safe_gethostbyname(host) in self.get_names()):
                if host:
                    origurl = 'file://' + host + filename
                else:
                    origurl = 'file://' + filename
                return addinfourl(open(localfile, 'rb'), headers, origurl)
        except OSError, msg:
            # urllib2 users shouldn't expect OSErrors coming from urlopen()
            raise URLError(msg)
        raise URLError('file not on local host')

def get_path(self):
        encoded_path = self._uri.path
        if get_platform() == OSPlatform.WINDOWS:
            # prepend "netloc" (the drive letter - e.g. "c:")
            encoded_path = self._uri.netloc + encoded_path
        # decode all special characters like "%20" and replace "/" with "\\" (Windows)
        return url2pathname(encoded_path)

def open_local_file(self, req):
        import email.utils
        import mimetypes
        host = req.get_host()
        filename = req.get_selector()
        localfile = url2pathname(filename)
        try:
            stats = os.stat(localfile)
            size = stats.st_size
            modified = email.utils.formatdate(stats.st_mtime, usegmt=True)
            mtype = mimetypes.guess_type(filename)[0]
            headers = mimetools.Message(StringIO(
                'Content-type: %s\nContent-length: %d\nLast-modified: %s\n' %
                (mtype or 'text/plain', size, modified)))
            if host:
                host, port = splitport(host)
            if not host or \
                (not port and _safe_gethostbyname(host) in self.get_names()):
                if host:
                    origurl = 'file://' + host + filename
                else:
                    origurl = 'file://' + filename
                return addinfourl(open(localfile, 'rb'), headers, origurl)
        except OSError, msg:
            # urllib2 users shouldn't expect OSErrors coming from urlopen()
            raise URLError(msg)
        raise URLError('file not on local host')

def test_basic(self):
        # Make sure simple tests pass
        expected_path = os.path.join("parts", "of", "a", "path")
        expected_url = "parts/of/a/path"
        result = urllib.pathname2url(expected_path)
        self.assertEqual(expected_url, result,
                         "pathname2url() failed; %s != %s" %
                         (result, expected_url))
        result = urllib.url2pathname(expected_url)
        self.assertEqual(expected_path, result,
                         "url2pathame() failed; %s != %s" %
                         (result, expected_path))

def test_quoting(self):
        # Test automatic quoting and unquoting works for pathnam2url() and
        # url2pathname() respectively
        given = os.path.join("needs", "quot=ing", "here")
        expect = "needs/%s/here" % urllib.quote("quot=ing")
        result = urllib.pathname2url(given)
        self.assertEqual(expect, result,
                         "pathname2url() failed; %s != %s" %
                         (expect, result))
        expect = given
        result = urllib.url2pathname(result)
        self.assertEqual(expect, result,
                         "url2pathname() failed; %s != %s" %
                         (expect, result))
        given = os.path.join("make sure", "using_quote")
        expect = "%s/using_quote" % urllib.quote("make sure")
        result = urllib.pathname2url(given)
        self.assertEqual(expect, result,
                         "pathname2url() failed; %s != %s" %
                         (expect, result))
        given = "make+sure/using_unquote"
        expect = os.path.join("make+sure", "using_unquote")
        result = urllib.url2pathname(given)
        self.assertEqual(expect, result,
                         "url2pathname() failed; %s != %s" %
                         (expect, result))

def test_ntpath(self):
        given = ('/C:/', '///C:/', '/C|//')
        expect = 'C:\\'
        for url in given:
            result = urllib.url2pathname(url)
            self.assertEqual(expect, result,
                             'nturl2path.url2pathname() failed; %s != %s' %
                             (expect, result))
        given = '///C|/path'
        expect = 'C:\\path'
        result = urllib.url2pathname(given)
        self.assertEqual(expect, result,
                         'nturl2path.url2pathname() failed; %s != %s' %
                         (expect, result))

def open_local_file(self, req):
        import email.utils
        import mimetypes
        host = req.get_host()
        filename = req.get_selector()
        localfile = url2pathname(filename)
        try:
            stats = os.stat(localfile)
            size = stats.st_size
            modified = email.utils.formatdate(stats.st_mtime, usegmt=True)
            mtype = mimetypes.guess_type(filename)[0]
            headers = mimetools.Message(StringIO(
                'Content-type: %s\nContent-length: %d\nLast-modified: %s\n' %
                (mtype or 'text/plain', size, modified)))
            if host:
                host, port = splitport(host)
            if not host or \
                (not port and _safe_gethostbyname(host) in self.get_names()):
                if host:
                    origurl = 'file://' + host + filename
                else:
                    origurl = 'file://' + filename
                return addinfourl(open(localfile, 'rb'), headers, origurl)
        except OSError, msg:
            # urllib2 users shouldn't expect OSErrors coming from urlopen()
            raise URLError(msg)
        raise URLError('file not on local host')

def downloadPackageOnly(self, output=None):
        """Download a single package, if needed.

        An MD5 signature is used to determine whether download is needed,
        and to test that we actually downloaded what we expected.
        If output is given it is a file-like object that will receive a log
        of what happens.

        If anything unforeseen happened the method returns an error message
        string.
        """

        scheme, loc, path, query, frag = urlparse.urlsplit(self._dict['Download-URL'])
        path = urllib.url2pathname(path)
        filename = os.path.split(path)[1]
        self.archiveFilename = os.path.join(self._db.preferences.downloadDir, filename)
        if not self._archiveOK():
            if scheme == 'manual':
                return "Please download package manually and save as %s" % self.archiveFilename
            downloader = PimpUrllibDownloader(None, self._db.preferences.downloadDir,
                watcher=self._db.preferences.watcher)
            if not downloader.download(self._dict['Download-URL'],
                    self.archiveFilename, output):
                return "download command failed"
        if not os.path.exists(self.archiveFilename) and not NO_EXECUTE:
            return "archive not found after download"
        if not self._archiveOK():
            return "archive does not have correct MD5 checksum"

def open_local_file(self, req):
        import email.utils
        import mimetypes
        host = req.get_host()
        filename = req.get_selector()
        localfile = url2pathname(filename)
        try:
            stats = os.stat(localfile)
            size = stats.st_size
            modified = email.utils.formatdate(stats.st_mtime, usegmt=True)
            mtype = mimetypes.guess_type(filename)[0]
            headers = mimetools.Message(StringIO(
                'Content-type: %s\nContent-length: %d\nLast-modified: %s\n' %
                (mtype or 'text/plain', size, modified)))
            if host:
                host, port = splitport(host)
            if not host or \
                (not port and _safe_gethostbyname(host) in self.get_names()):
                if host:
                    origurl = 'file://' + host + filename
                else:
                    origurl = 'file://' + filename
                return addinfourl(open(localfile, 'rb'), headers, origurl)
        except OSError, msg:
            # urllib2 users shouldn't expect OSErrors coming from urlopen()
            raise URLError(msg)
        raise URLError('file not on local host')

def test_basic(self):
        # Make sure simple tests pass
        expected_path = os.path.join("parts", "of", "a", "path")
        expected_url = "parts/of/a/path"
        result = urllib.pathname2url(expected_path)
        self.assertEqual(expected_url, result,
                         "pathname2url() failed; %s != %s" %
                         (result, expected_url))
        result = urllib.url2pathname(expected_url)
        self.assertEqual(expected_path, result,
                         "url2pathame() failed; %s != %s" %
                         (result, expected_path))

def test_quoting(self):
        # Test automatic quoting and unquoting works for pathnam2url() and
        # url2pathname() respectively
        given = os.path.join("needs", "quot=ing", "here")
        expect = "needs/%s/here" % urllib.quote("quot=ing")
        result = urllib.pathname2url(given)
        self.assertEqual(expect, result,
                         "pathname2url() failed; %s != %s" %
                         (expect, result))
        expect = given
        result = urllib.url2pathname(result)
        self.assertEqual(expect, result,
                         "url2pathname() failed; %s != %s" %
                         (expect, result))
        given = os.path.join("make sure", "using_quote")
        expect = "%s/using_quote" % urllib.quote("make sure")
        result = urllib.pathname2url(given)
        self.assertEqual(expect, result,
                         "pathname2url() failed; %s != %s" %
                         (expect, result))
        given = "make+sure/using_unquote"
        expect = os.path.join("make+sure", "using_unquote")
        result = urllib.url2pathname(given)
        self.assertEqual(expect, result,
                         "url2pathname() failed; %s != %s" %
                         (expect, result))

def test_ntpath(self):
        given = ('/C:/', '///C:/', '/C|//')
        expect = 'C:\\'
        for url in given:
            result = urllib.url2pathname(url)
            self.assertEqual(expect, result,
                             'nturl2path.url2pathname() failed; %s != %s' %
                             (expect, result))
        given = '///C|/path'
        expect = 'C:\\path'
        result = urllib.url2pathname(given)
        self.assertEqual(expect, result,
                         'nturl2path.url2pathname() failed; %s != %s' %
                         (expect, result))

def file_path(self, url):
        """
        Returns the path to the media file on disk for the given URL.

        The passed URL is assumed to begin with ADMIN_MEDIA_PREFIX.  If the
        resultant file path is outside the media directory, then a ValueError
        is raised.
        """
        # Remove ADMIN_MEDIA_PREFIX.
        relative_url = url[len(self.media_url):]
        relative_path = urllib.url2pathname(relative_url)
        return safe_join(self.media_dir, relative_path)

def open_local_file(self, req):
        import email.utils
        import mimetypes
        host = req.get_host()
        filename = req.get_selector()
        localfile = url2pathname(filename)
        try:
            stats = os.stat(localfile)
            size = stats.st_size
            modified = email.utils.formatdate(stats.st_mtime, usegmt=True)
            mtype = mimetypes.guess_type(filename)[0]
            headers = mimetools.Message(StringIO(
                'Content-type: %s\nContent-length: %d\nLast-modified: %s\n' %
                (mtype or 'text/plain', size, modified)))
            if host:
                host, port = splitport(host)
            if not host or \
                (not port and _safe_gethostbyname(host) in self.get_names()):
                if host:
                    origurl = 'file://' + host + filename
                else:
                    origurl = 'file://' + filename
                return addinfourl(open(localfile, 'rb'), headers, origurl)
        except OSError, msg:
            # urllib2 users shouldn't expect OSErrors coming from urlopen()
            raise URLError(msg)
        raise URLError('file not on local host')

def open_local_file(self, req):
        try:
            import email.utils as emailutils
        except ImportError:
            # python 2.4
            import email.Utils as emailutils
        import mimetypes
        host = req.get_host()
        file = req.get_selector()
        localfile = url2pathname(file)
        try:
            stats = os.stat(localfile)
            size = stats.st_size
            modified = emailutils.formatdate(stats.st_mtime, usegmt=True)
            mtype = mimetypes.guess_type(file)[0]
            headers = mimetools.Message(StringIO(
                'Content-type: %s\nContent-length: %d\nLast-modified: %s\n' %
                (mtype or 'text/plain', size, modified)))
            if host:
                host, port = splitport(host)
            if not host or \
                (not port and socket.gethostbyname(host) in self.get_names()):
                return addinfourl(open(localfile, 'rb'),
                                  headers, 'file:'+file)
        except OSError, msg:
            # urllib2 users shouldn't expect OSErrors coming from urlopen()
            raise URLError(msg)
        raise URLError('file not on local host')

def open_local_file(self, req):
        import email.utils
        import mimetypes
        host = req.get_host()
        filename = req.get_selector()
        localfile = url2pathname(filename)
        try:
            stats = os.stat(localfile)
            size = stats.st_size
            modified = email.utils.formatdate(stats.st_mtime, usegmt=True)
            mtype = mimetypes.guess_type(filename)[0]
            headers = mimetools.Message(StringIO(
                'Content-type: %s\nContent-length: %d\nLast-modified: %s\n' %
                (mtype or 'text/plain', size, modified)))
            if host:
                host, port = splitport(host)
            if not host or \
                (not port and _safe_gethostbyname(host) in self.get_names()):
                if host:
                    origurl = 'file://' + host + filename
                else:
                    origurl = 'file://' + filename
                return addinfourl(open(localfile, 'rb'), headers, origurl)
        except OSError, msg:
            # urllib2 users shouldn't expect OSErrors coming from urlopen()
            raise URLError(msg)
        raise URLError('file not on local host')

def reload_file(self, path):
        def assign_used_file():
            self.currentPath = path
            self.fname = self.used_files[path]['fname']
            self.name = self.used_files[path]['fname']
            self.mode = self.used_files[path]['mode']
            self.fhandle = self.used_files[path]['fhandle']
            self.fhandle.seek(0, 2)
            self.fsize = self.used_files[path]['fsize']

        if path in self.used_files:
            if self.currentPath == path:
                return
            assign_used_file()
        else:
            debug.debug('read from file: ' + path)
            path_name = urllib.url2pathname(path)
            if not os.path.exists(path_name):
                debug.warning('File not exist: ' + path + ' Returning zero bytes..')
                currentPath = 'ZERO'
                return
            # assert os.path.exists(path_name), 'Filename must be specified and exist'
            self.used_files[path]['fname'] = os.path.abspath(path_name)
            self.used_files[path]['mode'] = 'rb'
            if self._config.WRITE:
                self.used_files[path]['mode'] += '+'
            self.used_files[path]['fhandle'] = open(self.used_files[path]['fname'], self.used_files[path]['mode'])
            self.used_files[path]['fsize'] = self.fhandle.tell()
            assign_used_file()

def open_local_file(self, req):
        import email.utils
        import mimetypes
        host = req.get_host()
        filename = req.get_selector()
        localfile = url2pathname(filename)
        try:
            stats = os.stat(localfile)
            size = stats.st_size
            modified = email.utils.formatdate(stats.st_mtime, usegmt=True)
            mtype = mimetypes.guess_type(filename)[0]
            headers = mimetools.Message(StringIO(
                'Content-type: %s\nContent-length: %d\nLast-modified: %s\n' %
                (mtype or 'text/plain', size, modified)))
            if host:
                host, port = splitport(host)
            if not host or \
                (not port and _safe_gethostbyname(host) in self.get_names()):
                if host:
                    origurl = 'file://' + host + filename
                else:
                    origurl = 'file://' + filename
                return addinfourl(open(localfile, 'rb'), headers, origurl)
        except OSError, msg:
            # urllib2 users shouldn't expect OSErrors coming from urlopen()
            raise URLError(msg)
        raise URLError('file not on local host')

def open_local_file(self, req):
        import email.utils
        import mimetypes
        host = req.get_host()
        filename = req.get_selector()
        localfile = url2pathname(filename)
        try:
            stats = os.stat(localfile)
            size = stats.st_size
            modified = email.utils.formatdate(stats.st_mtime, usegmt=True)
            mtype = mimetypes.guess_type(filename)[0]
            headers = mimetools.Message(StringIO(
                'Content-type: %s\nContent-length: %d\nLast-modified: %s\n' %
                (mtype or 'text/plain', size, modified)))
            if host:
                host, port = splitport(host)
            if not host or \
                (not port and _safe_gethostbyname(host) in self.get_names()):
                if host:
                    origurl = 'file://' + host + filename
                else:
                    origurl = 'file://' + filename
                return addinfourl(open(localfile, 'rb'), headers, origurl)
        except OSError, msg:
            # urllib2 users shouldn't expect OSErrors coming from urlopen()
            raise URLError(msg)
        raise URLError('file not on local host')