# Zope 3 imports
from zope.interface import implements

# CMF imports
from Products.CMFCore.utils import getToolByName

# fatsyndication imports
from Products.fatsyndication.adapters import BaseFeed, BaseFeedSource, \
     BaseFeedEntry
from Products.basesyndication.interfaces import IFeed, IFeedSource, \
     IFeedEntry


class WeblogFeed(BaseFeed):
    pass


class WeblogFeedSource(BaseFeedSource):
    """Adapter from Quills Weblog instances to IFeedSource
    """

    implements(IFeedSource)

    def getFeedEntries(self):
        """See IFeedSoure
        """
        brains = self.context.getLazyEntries()
        return [IFeedEntry(brain.getObject()) for brain in brains]


class TopicFeed(BaseFeed):
    pass


class TopicFeedSource(BaseFeedSource):
    """Adapter from Quills Topic instances to IFeedSource
    """

    implements(IFeedSource)

    def getFeedEntries(self):
        """See IFeedSoure
        """
        brains = self.context.getLazyEntries()
        return [IFeedEntry(brain.getObject()) for brain in brains]


class WeblogEntryFeed(BaseFeed):
    pass


class WeblogEntryFeedSource(BaseFeedSource):
    """An adapter from IWeblogEntry to IFeedSource that feeds out the
    entry's comments.
    """

    implements(IFeedSource)

    def getFeedEntries(self):
        """See IFeedSource
        """
        d_tool = getToolByName(self.context, 'portal_discussion')
        discussion = d_tool.getDiscussionFor(self.context)
        replies = [IFeedEntry(reply) for reply in discussion.getReplies()]
        return [IFeedEntry(self.context)] + replies


class WeblogEntryFeedEntry(BaseFeedEntry):
    """
    """

    implements(IFeedEntry)

    def getBody(self):
        """See IFeedEntry.
        """
        return self.context.getText()