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Diffstat (limited to 'sugar-toolkit/src/sugar/bundle/bundle.py')
| -rw-r--r-- | sugar-toolkit/src/sugar/bundle/bundle.py | 199 |
1 files changed, 0 insertions, 199 deletions
diff --git a/sugar-toolkit/src/sugar/bundle/bundle.py b/sugar-toolkit/src/sugar/bundle/bundle.py deleted file mode 100644 index a1b2686..0000000 --- a/sugar-toolkit/src/sugar/bundle/bundle.py +++ /dev/null @@ -1,199 +0,0 @@ -# Copyright (C) 2007, Red Hat, Inc. -# -# This library is free software; you can redistribute it and/or -# modify it under the terms of the GNU Lesser General Public -# License as published by the Free Software Foundation; either -# version 2 of the License, or (at your option) any later version. -# -# This library is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -# Lesser General Public License for more details. -# -# You should have received a copy of the GNU Lesser General Public -# License along with this library; if not, write to the -# Free Software Foundation, Inc., 59 Temple Place - Suite 330, -# Boston, MA 02111-1307, USA. - -"""Sugar bundle file handler - -UNSTABLE. -""" - -import os -import logging -import shutil -import StringIO -import zipfile - -class AlreadyInstalledException(Exception): - pass - -class NotInstalledException(Exception): - pass - -class InvalidPathException(Exception): - pass - -class ZipExtractException(Exception): - pass - -class RegistrationException(Exception): - pass - -class MalformedBundleException(Exception): - pass - -class Bundle(object): - """A Sugar activity, content module, etc. - - The bundle itself may be either a zip file or a directory - hierarchy, with metadata about the bundle stored various files - inside it. - - This is an abstract base class. See ActivityBundle and - ContentBundle for more details on those bundle types. - """ - - _zipped_extension = None - _unzipped_extension = None - - def __init__(self, path): - self._path = path - self._zip_root_dir = None - - if os.path.isdir(self._path): - self._zip_file = None - else: - self._zip_file = zipfile.ZipFile(self._path) - self._check_zip_bundle() - - # manifest = self._get_file(self._infodir + '/contents') - # if manifest is None: - # raise MalformedBundleException('No manifest file') - # - # signature = self._get_file(self._infodir + '/contents.sig') - # if signature is None: - # raise MalformedBundleException('No signature file') - - def __del__(self): - if self._zip_file is not None: - self._zip_file.close() - - def _check_zip_bundle(self): - file_names = self._zip_file.namelist() - if len(file_names) == 0: - raise MalformedBundleException('Empty zip file') - - if file_names[0] == 'mimetype': - del file_names[0] - - self._zip_root_dir = file_names[0].split('/')[0] - if self._zip_root_dir.startswith('.'): - raise MalformedBundleException( - 'root directory starts with .') - if self._unzipped_extension is not None: - (name_, ext) = os.path.splitext(self._zip_root_dir) - if ext != self._unzipped_extension: - raise MalformedBundleException( - 'All files in the bundle must be inside a single ' + - 'directory whose name ends with "%s"' % - self._unzipped_extension) - - for file_name in file_names: - if not file_name.startswith(self._zip_root_dir): - raise MalformedBundleException( - 'All files in the bundle must be inside a single ' + - 'top-level directory') - - def get_file(self, filename): - f = None - - if self._zip_file is None: - path = os.path.join(self._path, filename) - try: - f = open(path,"rb") - except IOError: - return None - else: - path = os.path.join(self._zip_root_dir, filename) - try: - data = self._zip_file.read(path) - f = StringIO.StringIO(data) - except KeyError: - logging.debug('%s not found.' % filename) - - return f - - def is_file(self, filename): - if self._zip_file is None: - path = os.path.join(self._path, filename) - return os.path.isfile(path) - else: - path = os.path.join(self._zip_root_dir, filename) - try: - self._zip_file.getinfo(path) - except KeyError: - return False - - return True - - def is_dir(self, filename): - if self._zip_file is None: - path = os.path.join(self._path, filename) - return os.path.isdir(path) - else: - path = os.path.join(self._zip_root_dir, filename, "") - for f in self._zip_file.namelist(): - if f.startswith(path): - return True - return False - - def get_path(self): - """Get the bundle path.""" - return self._path - - def _unzip(self, install_dir): - if self._zip_file is None: - raise AlreadyInstalledException - - if not os.path.isdir(install_dir): - os.mkdir(install_dir, 0775) - - # zipfile provides API that in theory would let us do this - # correctly by hand, but handling all the oddities of - # Windows/UNIX mappings, extension attributes, deprecated - # features, etc makes it impractical. - # FIXME: use manifest - if os.spawnlp(os.P_WAIT, 'unzip', 'unzip', '-o', self._path, - '-x', 'mimetype', '-d', install_dir): - # clean up install dir after failure - shutil.rmtree(os.path.join(install_dir, self._zip_root_dir), - ignore_errors=True) - # indicate failure. - raise ZipExtractException - - def _zip(self, bundle_path): - if self._zip_file is not None: - raise NotInstalledException - - raise NotImplementedError - - def _uninstall(self, install_path): - if not os.path.isdir(install_path): - raise InvalidPathException - if self._unzipped_extension is not None: - (name_, ext) = os.path.splitext(install_path) - if ext != self._unzipped_extension: - raise InvalidPathException - - for root, dirs, files in os.walk(install_path, topdown=False): - for name in files: - os.remove(os.path.join(root, name)) - for name in dirs: - path = os.path.join(root, name) - if os.path.islink(path): - os.remove(path) - else: - os.rmdir(path) - os.rmdir(install_path) |