class views.Feed
This example illustrates all possible attributes and methods for a Feed class:
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This should be a class that subclasses # django.utils.feedgenerator.SyndicationFeed. This designates # which type of feed this should be: RSS 2.0, Atom 1.0, etc. If # you don't specify feed_type, your feed will be RSS 2.0. This # should be a class, not an instance of the class. feed_type = feedgenerator.Rss201rev2Feed # TEMPLATE NAMES -- Optional. These should be strings # representing names of Django templates that the system should # use in rendering the title and description of your feed items. # Both are optional. If a template is not specified, the # item_title() or item_description() methods are used instead. title_template = None description_template = None # TITLE -- One of the following three is required. The framework # looks for them in this order. def title(self, obj): """ Takes the object returned by get_object() and returns the feed's title as a normal Python string. """ def title(self): """ Returns the feed's title as a normal Python string. """ title = 'foo' # Hard-coded title. # LINK -- One of the following three is required. The framework # looks for them in this order. def link(self, obj): """ # Takes the object returned by get_object() and returns the URL # of the HTML version of the feed as a normal Python string. """ def link(self): """ Returns the URL of the HTML version of the feed as a normal Python string. """ link = '/blog/' # Hard-coded URL. # FEED_URL -- One of the following three is optional. The framework # looks for them in this order. def feed_url(self, obj): """ # Takes the object returned by get_object() and returns the feed's # own URL as a normal Python string. """ def feed_url(self): """ Returns the feed's own URL as a normal Python string. """ feed_url = '/blog/rss/' # Hard-coded URL. # GUID -- One of the following three is optional. The framework looks # for them in this order. This property is only used for Atom feeds # (where it is the feed-level ID element). If not provided, the feed # link is used as the ID. def feed_guid(self, obj): """ Takes the object returned by get_object() and returns the globally unique ID for the feed as a normal Python string. """ def feed_guid(self): """ Returns the feed's globally unique ID as a normal Python string. """ feed_guid = '/foo/bar/1234' # Hard-coded guid. # DESCRIPTION -- One of the following three is required. The framework # looks for them in this order. def description(self, obj): """ Takes the object returned by get_object() and returns the feed's description as a normal Python string. """ def description(self): """ Returns the feed's description as a normal Python string. """ description = 'Foo bar baz.' # Hard-coded description. # AUTHOR NAME --One of the following three is optional. The framework # looks for them in this order. def author_name(self, obj): """ Takes the object returned by get_object() and returns the feed's author's name as a normal Python string. """ def author_name(self): """ Returns the feed's author's name as a normal Python string. """ author_name = 'Sally Smith' # Hard-coded author name. # AUTHOR EMAIL --One of the following three is optional. The framework # looks for them in this order. def author_email(self, obj): """ Takes the object returned by get_object() and returns the feed's author's email as a normal Python string. """ def author_email(self): """ Returns the feed's author's email as a normal Python string. """ author_email = 'test@example.com' # Hard-coded author email. # AUTHOR LINK --One of the following three is optional. The framework # looks for them in this order. In each case, the URL should include # the "http://" and domain name. def author_link(self, obj): """ Takes the object returned by get_object() and returns the feed's author's URL as a normal Python string. """ def author_link(self): """ Returns the feed's author's URL as a normal Python string. """ # CATEGORIES -- One of the following three is optional. The framework # looks for them in this order. In each case, the method/attribute # should return an iterable object that returns strings. def categories(self, obj): """ Takes the object returned by get_object() and returns the feed's categories as iterable over strings. """ def categories(self): """ Returns the feed's categories as iterable over strings. """ categories = ("python", "django") # Hard-coded list of categories. # COPYRIGHT NOTICE -- One of the following three is optional. The # framework looks for them in this order. def feed_copyright(self, obj): """ Takes the object returned by get_object() and returns the feed's copyright notice as a normal Python string. """ def feed_copyright(self): """ Returns the feed's copyright notice as a normal Python string. """ feed_copyright = 'Copyright (c) 2007, Sally Smith' # Hard-coded copyright notice. # TTL -- One of the following three is optional. The framework looks # for them in this order. Ignored for Atom feeds. def ttl(self, obj): """ Takes the object returned by get_object() and returns the feed's TTL (Time To Live) as a normal Python string. """ def ttl(self): """ Returns the feed's TTL as a normal Python string. """ ttl = 600 # Hard-coded Time To Live. # ITEMS -- One of the following three is required. The framework looks # for them in this order. def items(self, obj): """ Takes the object returned by get_object() and returns a list of items to publish in this feed. """ def items(self): """ Returns a list of items to publish in this feed. """ items = ('Item 1', 'Item 2') # Hard-coded items. # GET_OBJECT -- This is required for feeds that publish different data # for different URL parameters. (See "A complex example" above.) def get_object(self, request, *args, **kwargs): """ Takes the current request and the arguments from the URL, and returns an object represented by this feed. Raises django.core.exceptions.ObjectDoesNotExist on error. """ # ITEM TITLE AND DESCRIPTION -- If title_template or # description_template are not defined, these are used instead. Both are # optional, by default they will use the unicode representation of the # item. def item_title(self, item): """ Takes an item, as returned by items(), and returns the item's title as a normal Python string. """ def item_title(self): """ Returns the title for every item in the feed. """ item_title = 'Breaking News: Nothing Happening' # Hard-coded title. def item_description(self, item): """ Takes an item, as returned by items(), and returns the item's description as a normal Python string. """ def item_description(self): """ Returns the description for every item in the feed. """ item_description = 'A description of the item.' # Hard-coded description. def get_context_data(self, **kwargs): """ Returns a dictionary to use as extra context if either description_template or item_template are used. Default implementation preserves the old behavior of using {'obj': item, 'site': current_site} as the context. """ # ITEM LINK -- One of these three is required. The framework looks for # them in this order. # First, the framework tries the two methods below, in # order. Failing that, it falls back to the get_absolute_url() # method on each item returned by items(). def item_link(self, item): """ Takes an item, as returned by items(), and returns the item's URL. """ def item_link(self): """ Returns the URL for every item in the feed. """ # ITEM_GUID -- The following method is optional. If not provided, the # item's link is used by default. def item_guid(self, obj): """ Takes an item, as return by items(), and returns the item's ID. """ # ITEM_GUID_IS_PERMALINK -- The following method is optional. If # provided, it sets the 'isPermaLink' attribute of an item's # GUID element. This method is used only when 'item_guid' is # specified. def item_guid_is_permalink(self, obj): """ Takes an item, as returned by items(), and returns a boolean. """ item_guid_is_permalink = False # Hard coded value # ITEM AUTHOR NAME -- One of the following three is optional. The # framework looks for them in this order. def item_author_name(self, item): """ Takes an item, as returned by items(), and returns the item's author's name as a normal Python string. """ def item_author_name(self): """ Returns the author name for every item in the feed. """ item_author_name = 'Sally Smith' # Hard-coded author name. # ITEM AUTHOR EMAIL --One of the following three is optional. The # framework looks for them in this order. # # If you specify this, you must specify item_author_name. def item_author_email(self, obj): """ Takes an item, as returned by items(), and returns the item's author's email as a normal Python string. """ def item_author_email(self): """ Returns the author email for every item in the feed. """ item_author_email = 'test@example.com' # Hard-coded author email. # ITEM AUTHOR LINK -- One of the following three is optional. The # framework looks for them in this order. In each case, the URL should # include the "http://" and domain name. # # If you specify this, you must specify item_author_name. def item_author_link(self, obj): """ Takes an item, as returned by items(), and returns the item's author's URL as a normal Python string. """ def item_author_link(self): """ Returns the author URL for every item in the feed. """ # ITEM ENCLOSURES -- One of the following three is optional. The # framework looks for them in this order. If one of them is defined, # ``item_enclosure_url``, ``item_enclosure_length``, and # ``item_enclosure_mime_type`` will have no effect. def item_enclosures(self, item): """ Takes an item, as returned by items(), and returns a list of ``django.utils.feedgenerator.Enclosure`` objects. """ def item_enclosures(self): """ Returns the ``django.utils.feedgenerator.Enclosure`` list for every item in the feed. """ item_enclosures = [] # Hard-coded enclosure list # ITEM ENCLOSURE URL -- One of these three is required if you're # publishing enclosures and you're not using ``item_enclosures``. The # framework looks for them in this order. def item_enclosure_url(self, item): """ Takes an item, as returned by items(), and returns the item's enclosure URL. """ def item_enclosure_url(self): """ Returns the enclosure URL for every item in the feed. """ item_enclosure_url = "/foo/bar.mp3" # Hard-coded enclosure link. # ITEM ENCLOSURE LENGTH -- One of these three is required if you're # publishing enclosures and you're not using ``item_enclosures``. The # framework looks for them in this order. In each case, the returned # value should be either an integer, or a string representation of the # integer, in bytes. def item_enclosure_length(self, item): """ Takes an item, as returned by items(), and returns the item's enclosure length. """ def item_enclosure_length(self): """ Returns the enclosure length for every item in the feed. """ item_enclosure_length = 32000 # Hard-coded enclosure length. # ITEM ENCLOSURE MIME TYPE -- One of these three is required if you're # publishing enclosures and you're not using ``item_enclosures``. The # framework looks for them in this order. def item_enclosure_mime_type(self, item): """ Takes an item, as returned by items(), and returns the item's enclosure MIME type. """ def item_enclosure_mime_type(self): """ Returns the enclosure MIME type for every item in the feed. """ item_enclosure_mime_type = "audio/mpeg" # Hard-coded enclosure MIME type. # ITEM PUBDATE -- It's optional to use one of these three. This is a # hook that specifies how to get the pubdate for a given item. # In each case, the method/attribute should return a Python # datetime.datetime object. def item_pubdate(self, item): """ Takes an item, as returned by items(), and returns the item's pubdate. """ def item_pubdate(self): """ Returns the pubdate for every item in the feed. """ item_pubdate = datetime.datetime(2005, 5, 3) # Hard-coded pubdate. # ITEM UPDATED -- It's optional to use one of these three. This is a # hook that specifies how to get the updateddate for a given item. # In each case, the method/attribute should return a Python # datetime.datetime object. def item_updateddate(self, item): """ Takes an item, as returned by items(), and returns the item's updateddate. """ def item_updateddate(self): """ Returns the updateddate for every item in the feed. """ item_updateddate = datetime.datetime(2005, 5, 3) # Hard-coded updateddate. # ITEM CATEGORIES -- It's optional to use one of these three. This is # a hook that specifies how to get the list of categories for a given # item. In each case, the method/attribute should return an iterable # object that returns strings. def item_categories(self, item): """ Takes an item, as returned by items(), and returns the item's categories. """ def item_categories(self): """ Returns the categories for every item in the feed. """ item_categories = ("python", "django") # Hard-coded categories. # ITEM COPYRIGHT NOTICE (only applicable to Atom feeds) -- One of the # following three is optional. The framework looks for them in this # order. def item_copyright(self, obj): """ Takes an item, as returned by items(), and returns the item's copyright notice as a normal Python string. """ def item_copyright(self): """ Returns the copyright notice for every item in the feed. """ item_copyright = 'Copyright (c) 2007, Sally Smith' # Hard-coded copyright notice. |
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