def extract_bower_zipfile(self, zip_file, dest, expected_version=None):
        bower_json = None
        root = None
        deps_installed = []
        for info in zip_file.infolist():
            if PurePath(info.filename).name == "bower.json":
                with zip_file.open(info) as f:
                    bower_json = json.load(f)
                    root = str(PurePath(info.filename).parent)
                break
        version = bower_json["version"]
        if expected_version is not None:
            expected_version = Bower.clean_semver(expected_version)
            if not semver.match(version, expected_version):
                click.secho("error: versions do not match ({} =/= {})".format(
                    version, expected_version))
                raise InvalidPackageError
        if "dependencies" in bower_json:
            for package, version in bower_json["dependencies"].items():
                url = Bower.get_package_url(package)
                deps_installed.extend(self.get_bower_package(
                    url, dest=dest, version=version))
        ignore_patterns = [GitIgnorePattern(ig) for ig in bower_json["ignore"]]
        path_spec = PathSpec(ignore_patterns)
        namelist = [path for path in zip_file.namelist()
                    if PurePath(path).parts[0] == root]
        ignored = list(path_spec.match_files(namelist))
        for path in namelist:
            dest_path = PurePath(
                bower_json["name"],
                *PurePath(path).parts[1:])

            if path in ignored:
                continue

            for path in ignored:
                for parent in PurePath(path):
                    if parent in ignored:
                        continue

            if path.endswith("/"):
                if list(path_spec.match_files([str(dest_path)])):
                    ignored.append(PurePath(path))
                elif not (dest / dest_path).is_dir():
                    (dest / dest_path).mkdir(parents=True)
            else:
                target_path = dest / dest_path.parent / dest_path.name
                source = zip_file.open(path)
                target = target_path.open("wb")
                with source, target:
                    shutil.copyfileobj(source, target)
        deps_installed.append((bower_json["name"], bower_json["version"]))
        return deps_installed
def setUp(self):
        base.TestCase.setUp(self)
        # Create some test documents with an item
        admin = {
            'email': 'admin@email.com',
            'login': 'adminlogin',
            'firstName': 'Admin',
            'lastName': 'Last',
            'password': 'adminpassword',
            'admin': True
        }
        self.admin = self.model('user').createUser(**admin)

        user = {
            'email': 'good@email.com',
            'login': 'goodlogin',
            'firstName': 'First',
            'lastName': 'Last',
            'password': 'goodpassword',
            'admin': False
        }
        self.user = self.model('user').createUser(**user)

        # Track folder, item, and setting provenance initially
        self.model('setting').set(
            constants.PluginSettings.PROVENANCE_RESOURCES, 'folder,setting')

        coll1 = {
            'name': 'Test Collection',
            'description': 'test coll',
            'public': True,
            'creator': self.admin
        }
        self.coll1 = self.model('collection').createCollection(**coll1)

        folder1 = {
            'parent': self.coll1,
            'parentType': 'collection',
            'name': 'Public test folder',
            'creator': self.admin

        }
        self.folder1 = self.model('folder').createFolder(**folder1)
        self.model('folder').setUserAccess(
            self.folder1, self.user, level=AccessType.WRITE, save=False)
        self.model('folder').setPublic(self.folder1, True, save=True)

        item1 = {
            'name': 'Public object',
            'creator': self.admin,
            'folder': self.folder1
        }
        self.item1 = self.model('item').createItem(**item1)