Python Tiddlers.link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 link [as 别名]
def get_tiddlers(environ, start_response):
    """
    Get a list representation of the tiddlers in a
    bag. The information sent is dependent on the
    serialization chosen.
    """
    store = environ['tiddlyweb.store']
    filters = environ['tiddlyweb.filters']
    bag_name = web.get_route_value(environ, 'bag_name')
    bag = _get_bag(environ, bag_name)
    title = 'Tiddlers From Bag %s' % bag.name
    title = environ['tiddlyweb.query'].get('title', [title])[0]

    usersign = environ['tiddlyweb.usersign']
    # will raise exception if there are problems
    bag.policy.allows(usersign, 'read')

    tiddlers = Tiddlers(title=title)
    if not filters:
        tiddlers.store = store
    tiddlers.bag = bag_name

    for tiddler in store.list_bag_tiddlers(bag):
        tiddlers.add(tiddler)

    tiddlers.link = '%s/tiddlers' % web.bag_url(environ, bag, 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 link [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' % web.tiddler_url(environ, tiddler,
            container=container, full=False)

    recipe = tiddler.recipe
    try:
        for revision in store.list_tiddler_revisions(tiddler):
            tmp_tiddler = Tiddler(title=tiddler.title, bag=tiddler.bag)
            tmp_tiddler.revision = revision
            if recipe:
                tmp_tiddler.recipe = 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 link [as 别名]
def send_tiddlers(environ, start_response, tiddlers=None):
    """
    Output the tiddlers contained in the provided
    Tiddlers collection in a Negotiated representation.
    Often, but not always, a wiki.
    """
    last_modified = None
    etag = None
    download = environ['tiddlyweb.query'].get('download', [None])[0]
    filters = environ['tiddlyweb.filters']
    store = environ['tiddlyweb.store']

    if tiddlers.store is None and not filters:
        logging.warn('Incoming tiddlers no store set %s', inspect.stack()[1])

    if filters:
        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
        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 link [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 link [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 link [as 别名]
 def tiddler_as(self, tiddler):
     """
     Take the single tiddler provided and inject it into
     a TiddlyWiki.
     """
     tiddlers = Tiddlers(title=tiddler.title, bag=tiddler.bag,
             recipe=tiddler.recipe)
     tiddlers.add(tiddler)
     tiddlers.link = tiddler_url(self.environ, tiddler, full=False)
     # Join with '' to return a string not generator.
     return ''.join(self._put_tiddlers_in_tiddlywiki(tiddlers))

# 需要导入模块: from tiddlyweb.model.collections import Tiddlers [as 别名]
# 或者: from tiddlyweb.model.collections.Tiddlers import link [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 link [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 as exc:
        # If a tiddler is not present in the store.
        raise HTTP404('tiddler %s not found, %s' % (tiddler.title, exc))
    except NoBagError as exc:
        raise HTTP404('tiddler %s not found, bag %s does not exist, %s'
                % (tiddler.title, tiddler.bag, exc))
    except StoreMethodNotImplemented:
        raise HTTP400('no revision support')

    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 link [as 别名]
def test_content_type():
    bag = Bag('holder')
    bag = store.get(bag)
    tiddlers = Tiddlers(store=store)
    # duplicate what the handler would do
    tiddlers.link = bag_url({'tiddlyweb.config': config}, bag,
            full=False) + '/tiddlers'
    for tiddler in store.list_bag_tiddlers(bag):
        tiddlers.add(tiddler)

    serializer = Serializer('tiddlywebwiki.serialization',
            {'tiddlyweb.config': config})
    output = ''.join(serializer.list_tiddlers(tiddlers))

    # we are expecting an img link to the image tiddler
    assert 'server.content-type="image/png"' in output

    # but we want just an html anchor link to the zero
    assert 'server.content-type="application/octet-stream"' in output

    assert 'server.content-type="text/html"' in output
    assert ('you may still <a href="/bags/holder/tiddlers">browse' in output)

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

    Get a list representation of the :py:class:`tiddlers
    <tiddlyweb.model.tiddler.Tiddler>` in a :py:class:`bag
    <tiddlyweb.model.bag.Bag>`.

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

    usersign = environ['tiddlyweb.usersign']
    # will raise exception if there are problems
    bag.policy.allows(usersign, 'read')

    tiddlers = Tiddlers(title=title)
    if not filters:
        tiddlers.store = store
    tiddlers.bag = bag_name

    # A special bag can raise NoBagError here.
    try:
        for tiddler in store.list_bag_tiddlers(bag):
            tiddlers.add(tiddler)
    except NoBagError as exc:
        raise HTTP404('%s not found, %s' % (bag.name, exc))

    tiddlers.link = '%s/tiddlers' % web.bag_url(environ, bag, 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 link [as 别名]
    except StoreError, exc:
        raise HTTP404('No such tiddler: %s:%s, %s' % (host_tiddler.bag,
            host_tiddler.title, exc))

    links_manager = LinksManager(environ)

    try:
        links = getattr(links_manager, 'read_%s' % linktype)(host_tiddler)
    except AttributeError, exc:
        raise HTTP400('invalid links type: %s' % exc)

    if filters:
        tiddlers = Tiddlers(title=collection_title)
    else:
        tiddlers = Tiddlers(title=collection_title, store=store)
    tiddlers.link = link

    # continue over entries in database from previous format
    for link in links:
        if is_link(link):  # external link
            continue
        else:
            container, title = link.split(':', 1)
            if not title:  # plain space link
                continue
            elif title:
                if container != bag_name:
                    if container.endswith('_public'):
                        try:
                            recipe = Recipe(container)
                            recipe = store.get(recipe)

# 需要导入模块: from tiddlyweb.model.collections import Tiddlers [as 别名]
# 或者: from tiddlyweb.model.collections.Tiddlers import link [as 别名]
    except NoBagError, exc:
        raise HTTP404('recipe %s lists an unknown bag: %s' %
                (recipe.name, exc))
    except FilterError, exc:
        raise HTTP400('malformed filter: %s' % exc)

    if filters:
        tiddlers = Tiddlers(title=title)
    else:
        tiddlers = Tiddlers(title=title, store=store)

    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.
    """
    store = environ['tiddlyweb.store']
    serialize_type, mime_type = web.get_serialize_type(environ)
    serializer = Serializer(serialize_type, environ)
    return list_entities(environ, start_response, mime_type,
            store.list_recipes, serializer.list_recipes)