Python Tiddlers.recipe方法代码示例

# 需要导入模块: from tiddlyweb.model.collections import Tiddlers [as 别名]
# 或者: from tiddlyweb.model.collections.Tiddlers import recipe [as 别名]
def _send_tiddler_revisions(environ, start_response, tiddler):
    """
    Push the list of tiddler revisions out the network.
    """
    store = environ['tiddlyweb.store']

    title = 'Revisions of Tiddler %s' % tiddler.title
    title = environ['tiddlyweb.query'].get('title', [title])[0]
    container = 'recipes' if tiddler.recipe else 'bags'

    if environ['tiddlyweb.filters']:
        tiddlers = Tiddlers(title=title)
    else:
        tiddlers = Tiddlers(title=title, store=store)

    tiddlers.is_revisions = True
    tiddlers.link = '%s/revisions' % tiddler_url(environ, tiddler,
            container=container, full=False)

    # Set the container on the tiddlers. Since tiddler.recipe
    # defaults to None, we're "safe" here.
    tiddlers.recipe = tiddler.recipe
    tiddlers.bag = tiddler.bag

    try:
        for revision in store.list_tiddler_revisions(tiddler):
            tmp_tiddler = Tiddler(title=tiddler.title, bag=tiddler.bag)
            tmp_tiddler.revision = revision
            tmp_tiddler.recipe = tiddler.recipe
            tiddlers.add(tmp_tiddler)
    except NoTiddlerError, exc:
        # If a tiddler is not present in the store.
        raise HTTP404('tiddler %s not found, %s' % (tiddler.title, exc))

# 需要导入模块: from tiddlyweb.model.collections import Tiddlers [as 别名]
# 或者: from tiddlyweb.model.collections.Tiddlers import recipe [as 别名]
    def list_tiddlers(self, tiddlers):
        """
        Turn the contents of a Tiddlers into an Atom Feed.
        """

        authors = set()
        try:
            from tiddlyweb.model.collections import Tiddlers
            config = self.environ['tiddlyweb.config']
            default_filter = config['atom.default_filter']
            filters, _ = parse_for_filters(default_filter, self.environ)
            new_tiddlers = Tiddlers()
            new_tiddlers.is_search = tiddlers.is_search
            new_tiddlers.is_revisions = tiddlers.is_revisions
            new_tiddlers.bag = tiddlers.bag
            new_tiddlers.recipe = tiddlers.recipe
            new_tiddlers.link = tiddlers.link
            for tiddler in recursive_filter(filters, tiddlers):
                new_tiddlers.add(tiddler)
                authors.add(tiddler.modifier)
            new_tiddlers.title = tiddlers.title
            new_tiddlers.is_search = tiddlers.is_search
            new_tiddlers.is_revisions = tiddlers.is_revisions
            tiddlers = new_tiddlers
        except (KeyError, ImportError):
            pass

        author_name = None
        author_link = None
        author_avatar = None
        if len(authors) == 1:
            author_name = authors.pop()
            author_link = self._get_author_link(author_name)
            author_avatar = self._get_author_avatar(author_name)

        hub = self.environ.get('tiddlyweb.config', {}).get('atom.hub', None)

        if tiddlers.link:
            link = tiddlers.link
        else:
            link = self._current_url()
        if not link.startswith('http'):
            link = u'%s%s' % (self._host_url(), link)

        feed = AtomFeed(link=link,
            language=u'en',
            hub=hub,
            author_name=author_name,
            author_link=author_link,
            author_avatar=author_avatar,
            title=tiddlers.title,
            description=tiddlers.title)

        for tiddler in tiddlers:
            self._add_tiddler_to_feed(feed, tiddler)

        # can we avoid sending utf-8 and let the wrapper handle it?
        return feed.writeString('utf-8')

# 需要导入模块: from tiddlyweb.model.collections import Tiddlers [as 别名]
# 或者: from tiddlyweb.model.collections.Tiddlers import recipe [as 别名]
def get_tiddlers(environ, start_response):
    """
    Handle ``GET`` on a tiddlers-within-a-recipe URI.

    Get a list representation of the :py:class:`tiddlers
    <tiddlyweb.model.tiddler.Tiddler>` generated from a :py:class:`recipe
    <tiddlyweb.model.recipe.Recipe>`.

    The information sent is dependent on the serialization chosen
    via :py:mod:`tiddlyweb.web.negotiate`.
    """
    usersign = environ['tiddlyweb.usersign']
    store = environ['tiddlyweb.store']
    filters = environ['tiddlyweb.filters']
    recipe = _determine_recipe(environ)
    title = 'Tiddlers From Recipe %s' % recipe.name
    title = environ['tiddlyweb.query'].get('title', [title])[0]

    # check the recipe can be read
    recipe.policy.allows(usersign, 'read')

    # check the bags in the recipe can be read
    try:
        template = control.recipe_template(environ)
        for bag_name, _ in recipe.get_recipe(template):
            bag = Bag(bag_name)
            bag = store.get(bag)
            bag.policy.allows(usersign, 'read')
    except NoBagError as exc:
        raise HTTP404('recipe %s lists an unknown bag: %s' %
                (recipe.name, exc))

    # from this point forward we know the tiddlers are
    # readable

    # get the tiddlers from the recipe and uniquify them
    try:
        candidate_tiddlers = control.get_tiddlers_from_recipe(recipe, environ)
    except NoBagError as exc:
        raise HTTP404('recipe %s lists an unknown bag: %s' %
                (recipe.name, exc))
    except FilterError as exc:
        raise HTTP400('malformed filter: %s' % exc)

    tiddlers = Tiddlers(title=title)
    if not filters:
        tiddlers.store = store
    tiddlers.recipe = recipe.name

    for tiddler in candidate_tiddlers:
        tiddler.recipe = recipe.name
        tiddlers.add(tiddler)

    tiddlers.link = '%s/tiddlers' % web.recipe_url(environ, recipe,
            full=False)

    return send_tiddlers(environ, start_response, tiddlers=tiddlers)

# 需要导入模块: from tiddlyweb.model.collections import Tiddlers [as 别名]
# 或者: from tiddlyweb.model.collections.Tiddlers import recipe [as 别名]
def _filter_tiddlers(filters, store, tiddlers):
    """
    Filter the tiddlers by filters provided by the enviornment.
    """
    candidate_tiddlers = Tiddlers(store=store)
    try:
        candidate_tiddlers.title = tiddlers.title
        candidate_tiddlers.link = tiddlers.link
        candidate_tiddlers.is_search = tiddlers.is_search
        candidate_tiddlers.is_revisions = tiddlers.is_revisions
        candidate_tiddlers.bag = tiddlers.bag
        candidate_tiddlers.recipe = tiddlers.recipe
    except AttributeError:
        pass
    try:
        for tiddler in recursive_filter(filters, tiddlers):
            candidate_tiddlers.add(tiddler)
    except FilterError, exc:
        raise HTTP400('malformed filter: %s' % exc)

# 需要导入模块: from tiddlyweb.model.collections import Tiddlers [as 别名]
# 或者: from tiddlyweb.model.collections.Tiddlers import recipe [as 别名]
    # from this point forward we know the tiddlers are
    # readable

    # get the tiddlers from the recipe and uniquify them
    try:
        candidate_tiddlers = control.get_tiddlers_from_recipe(recipe, environ)
    except NoBagError, exc:
        raise HTTP404('recipe %s lists an unknown bag: %s' %
                (recipe.name, exc))
    except FilterError, exc:
        raise HTTP400('malformed filter: %s' % exc)

    tiddlers = Tiddlers(title=title)
    if not filters:
        tiddlers.store = store
    tiddlers.recipe = recipe.name

    for tiddler in candidate_tiddlers:
        tiddler.recipe = recipe.name
        tiddlers.add(tiddler)

    tiddlers.link = '%s/tiddlers' % web.recipe_url(environ, recipe,
            full=False)

    return send_tiddlers(environ, start_response, tiddlers=tiddlers)


def list_recipes(environ, start_response):
    """
    Get a list of all recipes the current user can read.
    """