Python webassets.Environment类代码示例

def setupAssetEnviromentFromYAML(app, yamlFile):
    appDir = './' + app.config['APP_DIRECTORY'] + '/'
    assetEnv = AssetsEnvironment(appDir, '/')
    bundles = YAMLLoader(appDir + yamlFile).load_bundles()
    for bundle in bundles:
        assetEnv.register(bundle, bundles[bundle])
    app.templateEnv.assets_environment = assetEnv

    def setup(self):
        # Setup the assets environment.
        assets_env = AssetsEnvironment('', '')
        self.foo_bundle = Bundle()
        self.bar_bundle = Bundle()
        assets_env.register('foo_bundle', self.foo_bundle)
        assets_env.register('bar_bundle', self.bar_bundle)

        # Inject a mock bundle class into the Jinja2 extension, so we
        # can check on what exactly it does.
        test_instance = self
        class MockBundle(Bundle):
            urls_to_fake = ['foo']
            def __init__(self, *a, **kw):
                Bundle.__init__(self, *a, **kw)
                self.env = assets_env
                # Kind of hacky, but gives us access to the last Bundle
                # instance used by the extension.
                test_instance.the_bundle = self
            def urls(self, *a, **kw):
                return self.urls_to_fake
        self._old_bundle_class = AssetsExtension.BundleClass
        AssetsExtension.BundleClass = self.BundleClass = MockBundle

        # Setup the Jinja2 environment.
        self.jinja_env = JinjaEnvironment()
        self.jinja_env.add_extension(AssetsExtension)
        self.jinja_env.assets_environment = assets_env

    def test_options(self):
        """Test option declaration.
        """

        class TestFilter(Filter):
            options = {
                "attr1": "ATTR1",
                "attr2": ("secondattr", "ATTR2"),
                "attr3": (False, "ATTR3"),
                "attr4": ("attr4", False),
            }

        # Test __init__ arguments
        assert TestFilter(attr1="foo").attr1 == "foo"
        assert TestFilter(secondattr="foo").attr2 == "foo"
        assert_raises(TypeError, TestFilter, attr3="foo")
        assert TestFilter(attr4="foo").attr4 == "foo"

        # Test config vars
        env = Environment(None, None)
        env.config["attr1"] = "bar"
        env.config["attr4"] = "bar"
        f = TestFilter()
        f.env = env
        f.setup()
        assert f.attr1 == "bar"
        assert f.attr4 is None  # Was configured to not support env

def compileJavascript():
    environment = Environment('vendor/bootstrap/js/', 'javascript')
    output = '../../../codemitts/resources/static/javascript/bootstrap.js'
    bootstrap_javascript_bundle = Bundle('*', output=output)
    environment.register('bootstrap_javascript_bundle',
                         bootstrap_javascript_bundle)
    environment['bootstrap_javascript_bundle'].urls()

def generate_webasset_bundles(config):
    compo_bundles = extract_static_assets_from_components(epflutil.Discover.discovered_components)

    page_bundles = []
    pages = [epflpage.Page] + epflutil.Discover.discovered_pages

    for cls in pages:
        page_bundles.append(extract_static_assets_from_components([cls]))

    if not asbool(config.registry.settings.get('epfl.webassets.active', False)):
        return

    ar = AssetResolver()
    epfl_static = ar.resolve('solute.epfl:static')

    my_env = Environment('%s/bundles' % epfl_static.abspath(), 'bundles')

    for i, page in enumerate(pages):
        js_paths, js_name, css_paths, css_name = page_bundles[i]

        js_paths += compo_bundles[0]
        js_name += compo_bundles[1]
        css_paths += compo_bundles[2]
        css_name += compo_bundles[3]

        my_env.register('js%s' % i, Bundle(js_paths, filters='rjsmin', output='epfl.%(version)s.js'))
        my_env.register('css%s' % i, Bundle(css_paths, output='epfl.%(version)s.css'))

        page.js_name += [("solute.epfl:static", url) for url in my_env['js%s' % i].urls()]
        page.css_name += [("solute.epfl:static", url) for url in my_env['css%s' % i].urls()]

        page.bundled_names = js_name + css_name

def _set_env(debug=True, cache=False):
    env = Environment(BASE_PATH)

    if debug:
        env.manifest = False

    env.cache = cache

    return env

    def load_environment(self):
        """Load an ``Environment`` instance defined in the YAML file.

        Expects the following format::

            directory: ../static
            url: /media
            debug: True
            updater: timestamp
            config:
                compass_bin: /opt/compass
                another_custom_config_value: foo

            bundles:
                bundle-name:
                    filters: sass,cssutils
                    output: cache/default.css
                    contents:
                        - css/jquery.ui.calendar.css
                        - css/jquery.ui.slider.css
        """
        f, filename = self._open()
        try:
            obj = self.yaml.load(f) or {}

            # construct the environment
            if not 'url' in obj or not 'directory' in obj:
                raise LoaderError('"url" and "directory" must be defined')
            directory = obj['directory']
            if filename:
                # If we know the location of the file, make sure that the
                # paths included are considered relative to the file location.
                directory = path.normpath(path.join(path.dirname(filename), directory))
            env = Environment(directory, obj['url'])

            # load environment settings
            for setting in ('debug', 'cache', 'versions', 'url_expire',
                            'auto_build',
                            # TODO: The deprecated values; remove at some point
                            'expire', 'updater'):
                if setting in obj:
                    setattr(env, setting, obj[setting])

            # load custom config options
            if 'config' in obj:
                env.config.update(obj['config'])

            # load bundles
            bundles = self._get_bundles(obj.get('bundles', {}))
            for name, bundle in bundles.iteritems():
                env.register(name, bundle)

            return env
        finally:
            f.close()

def main():
    log = logging.getLogger('webassets')
    log.addHandler(logging.StreamHandler())
    log.setLevel(logging.DEBUG)

    call(["coffee", "-c", "src/tambur.coffee"])
    call(["coffee", "-c", "src/tambur_publisher.coffee"])

    env = Environment('.', '/static')
    tamburjs = Bundle(
            'deps/sockjs-0.3.js',
            'src/tambur.js', output='out/tambur.js')
    tamburminjs = Bundle(
            'deps/sockjs-0.3.js',
            'src/tambur.js', filters='yui_js', output='out/tambur.min.js')
    publishjs = Bundle(
            'deps/sha1.js',
            'deps/oauth.js',
            'src/tambur_publisher.js', output='out/tambur_pub.js')
    publishminjs = Bundle(
            'deps/sha1.js',
            'deps/oauth.js',
            'src/tambur_publisher.js', filters='yui_js', output='out/tambur_pub.min.js')
    env.register('tambur.js', tamburjs)
    env.register('tambur.min.js', tamburminjs)
    env.register('tambur_pub.js', publishjs)
    env.register('tambur_pub.min.js', publishminjs)
    cmdenv = CommandLineEnvironment(env, log)
    cmdenv.build()

    def test_jinja2_config(self):
        app_config = self.basic_valid_app_config.copy()
        dict_loader = DictLoader({})
        app_config.update({"jinja2": {"loader": dict_loader,
                                      "use_webassets": True}})

        webassets_env = Environment("/tmp", "/")
        webassets_env.register("js", "dummy.js", "dummy2.js", output="dummy.js")
        config = BlueberryPyConfiguration(app_config=app_config,
                                          webassets_env=webassets_env)
        self.assertEqual(config.jinja2_config, {"loader": dict_loader})

    def test_append_load_path(self):
        env = Environment()
        assert env.load_path == []

        env.append_path("foo", "/foo")
        assert env.load_path == ["foo"]
        assert env.url_mapping == {"foo": "/foo"}

        # Works without path
        env.append_path("bar")
        assert env.load_path == ["foo", "bar"]
        assert env.url_mapping == {"foo": "/foo"}

    def load_environment(self):
        """Load an ``Environment`` instance defined in the YAML file.

        Expects the following format::

            directory: ../static
            url: /media
            debug: True
            updater: timestamp
            config:
                compass_bin: /opt/compass
                another_custom_config_value: foo

            bundles:
                bundle-name:
                    filters: sass,cssutils
                    output: cache/default.css
                    contents:
                        - css/jquery.ui.calendar.css
                        - css/jquery.ui.slider.css
        """
        f, filename = self._open()
        try:
            obj = self.yaml.load(f) or {}

            env = Environment()

            # Load environment settings
            for setting in ('debug', 'cache', 'versions', 'url_expire',
                            'auto_build', 'url', 'directory',
                            # TODO: The deprecated values; remove at some point
                            'expire', 'updater'):
                if setting in obj:
                    setattr(env, setting, obj[setting])

            # Treat the 'directory' option special, make it relative to the
            # path of the YAML file, if we know it.
            if filename and 'directory' in env.config:
                env.directory = path.normpath(
                    path.join(path.dirname(filename), env.directory))

            # Load custom config options
            if 'config' in obj:
                env.config.update(obj['config'])

            # Load bundles
            bundles = self._get_bundles(obj.get('bundles', {}))
            for name, bundle in bundles.iteritems():
                env.register(name, bundle)

            return env
        finally:
            f.close()

class WPConfModifChat(WPConferenceModifBase):

    def __init__(self, rh, conf):
        WPConferenceModifBase.__init__(self, rh, conf)
        self._conf = conf
        self._tabs = {} # list of Indico's Tab objects
        self._tabNames = rh._tabs
        self._activeTabName = rh._activeTabName
        self._aw = rh.getAW()

        self._tabCtrl = wcomponents.TabControl()

        plugin_htdocs = os.path.join(os.path.dirname(__file__), 'htdocs')

        self._plugin_asset_env = Environment(plugin_htdocs, '/InstantMessaging')
        self._plugin_asset_env.register('instant_messaging', Bundle('js/InstantMessaging.js',
                                                                    filters='jsmin',
                                                                    output="InstantMessaging_%(version)s.min.js"))

    def getJSFiles(self):
        return WPConferenceModifBase.getJSFiles(self) + \
               self._plugin_asset_env['instant_messaging'].urls()

    def getCSSFiles(self):
        return WPConferenceModifBase.getCSSFiles(self) + \
               ['InstantMessaging/im.css']

    def _createTabCtrl(self):
        for tabName in self._tabNames:
            url = urlHandlers.UHConfModifChat.getURL(self._conf, tab = tabName)
            self._tabs[tabName] = self._tabCtrl.newTab(tabName, tabName, url)

        self._setActiveTab()

    def _setActiveSideMenuItem(self):
        if self._pluginsDictMenuItem.has_key('Instant Messaging'):
            self._pluginsDictMenuItem['Instant Messaging'].setActive(True)

    def _setActiveTab(self):
        self._tabs[self._activeTabName].setActive()

    def _getTitle(self):
        return WPConferenceModifBase._getTitle(self) + " - " + _("Chat management")

    def _getPageContent(self, params):
        if len(self._tabNames) > 0:
            self._createTabCtrl()
            wc = WConfModifChat.forModule(InstantMessaging, self._conf,
                                          self._activeTabName, self._tabNames, self._aw)
            return wcomponents.WTabControl(self._tabCtrl, self._getAW()).getHTML(wc.getHTML({}))
        else:
            return _("No available plugins, or no active plugins")

def create_and_register_bundles(section, filter, DEPLOY):
    environment = Environment('.')
    for option in config.options(section):
        deps = [v.strip() for v in config.get(section, option).split(',')]
        log.info("%s.%s has dependencies: %s", option, section, deps)
        bndl = Bundle(*deps, filters=filter,
                      output=concat_string([DEPLOY, '/', option, '.', section]))
        environment.register(option, bndl)
        bndlgz = Bundle(*deps, filters=concat_string([filter, ', gzip']),
                      output=concat_string([DEPLOY, '/', option, '.', section, '.gz']))
        environment.register(concat_string([option, 'gz']), bndlgz)
        bndl.build()
        bndlgz.build()

def register_assets(settings):
    """
    Initialize webassets environment and its bundles.

    Arguments:
        settings (conf.model.SettingsModel): Settings registry instance.

    Returns:
        webassets.Environment: New configured Webasset environment.
    """
    logger = logging.getLogger('optimus')
    if not settings.ENABLED_BUNDLES:
        logger.warning(("Asset registering skipped as there are no enabled "
                        "bundle"))
        return None
    logger.info("Starting asset registering")

    # Assets bundles
    AVAILABLE_BUNDLES = getattr(settings, 'BUNDLES', {})

    # Initialize webassets environment
    assets_env = AssetsEnvironment()
    assets_env.debug = settings.DEBUG
    assets_env.url = settings.STATIC_URL
    assets_env.directory = settings.STATIC_DIR
    assets_env.load_path = [settings.SOURCES_DIR]
    assets_env.cache = settings.WEBASSETS_CACHE
    assets_env.url_expire = settings.WEBASSETS_URLEXPIRE

    #
    assets_env.optimus_registry = AssetRegistry()

    # Register enabled assets bundles
    for bundle_name in settings.ENABLED_BUNDLES:
        logger.debug("Registering bundle: {}".format(bundle_name))

        assets_env.register(bundle_name, AVAILABLE_BUNDLES[bundle_name])
        assets_env.optimus_registry.add_bundle(bundle_name,
                                               AVAILABLE_BUNDLES[bundle_name])

    # When after bundle has been registered we can resolve it
    for bundle_name in settings.ENABLED_BUNDLES:
        logger.info("  Processing: {}".format(
            assets_env[bundle_name].resolve_output()
        ))
        # Avoid to loop on every bundle part if we are not in debug logger
        if logger.getEffectiveLevel() == logging.DEBUG:
            for url in assets_env[bundle_name].urls():
                logger.debug("  - {}".format(url))

    return assets_env

def _setup_env(app='', debug=True, cache=True):
    """Setup the webassets environment."""
    if app:
        app_path = path.join('..', '..', app, 'static')
        env = Environment(
            path.join(INPUT_FILES, '..', '..', 'skel', 'assets'),
            path.join(BASE_LOCATION, '..'))
    else:
        app_path = path.join('..', 'static')
        env = Environment(
            path.join(INPUT_FILES, '..', '..', 'skel', 'assets'),
            path.join(BASE_LOCATION))

    # We use underscore's templates by default.
    env.config['JST_COMPILER'] = '_.template'
    if debug:
        env.config['CLOSURE_COMPRESSOR_OPTIMIZATION'] = 'WHITESPACE_ONLY'
        env.manifest = False
    else:
        env.config['CLOSURE_COMPRESSOR_OPTIMIZATION'] = 'ADVANCED_OPTIMIZATIONS'

    env.debug = False
    env.cache = cache

    #javascript
    _bundle_app_coffee(app_path, env, debug)
    _bundle_3rd_party_js(app_path, env, debug)

    #css
    _bundle_3rd_party_css(app_path, env, debug)

    #images
    _bundle_images(app, env, is_skel=True)

    return env