def rss_tree(self):
"""Build the RSS tree"""
rss = xml.TreeBuilder('rss', version='2.0', nsmap=self.nsmap)
with rss.child('channel'):
rss.add('link', self.link)
rss.add('title', self.title)
rss.add('description', self.desc)
rss.add('language', self.language)
rss.add('copyright', self.copyright)
rss.add('managingEditor', self.editor)
rss.add('webMaster', self.webmaster)
rss.add('pubDate', self.published.rfc822format())
rss.add('lastBuildDate', self.build_date.rfc822format())
rss.add('generator', self.generator)
rss.add('docs', self.docs)
rss.add('ttl', self.ttl)
for category in self.categories:
rss.add('category', category.name, domain=category.domain)
if self.image is not None:
with rss.child('image'):
rss.add('url', self.image.url)
rss.add('title', self.image.title or self.title)
rss.add('link', self.image.link or self.link)
rss.add('width', self.image.width)
rss.add('height', self.image.height)
if self.add_atom and self.rss_url:
rss.add('atom:link', rel='self', type='application/rss+xml', href=self.rss_url)
for item in self:
published = self.published if item.published is None else tzdatetime.new(item.published)
with rss.child('item'):
rss.add('link', item.link)
rss.add('title', item.title)
rss.add('description', item.desc)
rss.add('author', item.author)
rss.add('comments', item.comments)
rss.add('guid', item.guid, isPermaLink='false')
rss.add('pubDate', published.rfc822format())
for category in item.categories:
rss.add('category', category.name, domain=category.domain)
if self.add_dc:
rss.add('dc:title', item.title)
rss.add('dc:creator', item.author)
rss.add('dc:language', self.language)
rss.add('dc:rights', self.copyright)
rss.add('dc:date', published.isoformat())
rss.add('dc:format', item.content_type)
rss.add('dc:identifier', item.guid)
for stylesheet in self.stylesheets:
rss.add_pi('xml-stylesheet', **stylesheet.__dict__)
return rss
def guid(self):
"""Global unique identifier for this object"""
id = first([getattr(self, key, None) for key in ('publish_id', 'external_id', 'id')])
date = first([getattr(self, key, None) for key in ('published', 'activation_date', 'created', 'modified')])
date = tzdatetime.new(date).utc
meta = type(self)._meta
return 'tag:%s,%s:/%s/%s/%d/%d' % (current_site.domain, date.strftime('%Y-%m-%d'), meta.app_label,
meta.object_name.lower(), id, date.unixtime)
def guid(self):
"""Global unique identifier for this object"""
id = first([getattr(self, key, None) for key in ('publish_id', 'external_id', 'id')])
date = first([getattr(self, key, None) for key in ('published', 'activation_date', 'created', 'modified')])
date = tzdatetime.new(date).utc
meta = type(self)._meta
return 'tag:%s,%s:/%s/%s/%d/%d' % (current_site.domain, date.strftime('%Y-%m-%d'), meta.app_label,
meta.object_name.lower(), id, date.unixtime)
def __init__(self,
link,
title=None,
desc=None,
language=None,
copyright=None,
rss_url=None,
editor=None,
webmaster=None,
published=None,
build_date=None,
categories=None,
generator=None,
docs=None,
ttl=None,
image=None,
stylesheets=None,
add_atom=False,
add_dc=False,
extra_namespaces=None):
self.link = link
self.title = title or self.link
self.desc = desc or self.title
self.language = language or DEFAULT_LANGUAGE
self.copyright = copyright
self.rss_url = rss_url
self.editor = editor
self.webmaster = webmaster
self.published = tzdatetime.new(published)
self.build_date = self.published if build_date is None else tzdatetime.new(
build_date)
self.categories = categories or []
self.generator = generator or DEFAULT_GENERATOR
self.docs = docs or DEFAULT_DOCS
self.ttl = ttl
self.image = image
self.stylesheets = stylesheets or []
self.add_atom = add_atom
self.add_dc = add_dc
self.extra_namespaces = extra_namespaces
def __init__(self, link, title=None, desc=None, language=None, copyright=None, rss_url=None,
editor=None, webmaster=None, published=None, build_date=None, categories=None,
generator=None, docs=None, ttl=None, image=None, stylesheets=None, add_atom=False,
add_dc=False, extra_namespaces=None):
self.link = link
self.title = title or self.link
self.desc = desc or self.title
self.language = language or DEFAULT_LANGUAGE
self.copyright = copyright
self.rss_url = rss_url
self.editor = editor
self.webmaster = webmaster
self.published = tzdatetime.new(published)
self.build_date = self.published if build_date is None else tzdatetime.new(build_date)
self.categories = categories or []
self.generator = generator or DEFAULT_GENERATOR
self.docs = docs or DEFAULT_DOCS
self.ttl = ttl
self.image = image
self.stylesheets = stylesheets or []
self.add_atom = add_atom
self.add_dc = add_dc
self.extra_namespaces = extra_namespaces
def add_time(self, name, dt=None, **kwargs):
"""Add a datetime object serialized as UNIX epochal time"""
val = tzdatetime.new(dt)
kwargs.setdefault('type', 'time')
kwargs.setdefault('format', 'unix')
return self.add(name, val.unixtime, **kwargs)
def add_time(self, name, dt=None, **kwargs):
"""Add a datetime object serialized as UNIX epochal time"""
val = tzdatetime.new(dt)
kwargs.setdefault('type', 'time')
kwargs.setdefault('format', 'unix')
return self.add(name, val.unixtime, **kwargs)
def rss_tree(self):
"""Build the RSS tree"""
rss = xml.TreeBuilder('rss', version='2.0', nsmap=self.nsmap)
with rss.child('channel'):
rss.add('link', self.link)
rss.add('title', self.title)
rss.add('description', self.desc)
rss.add('language', self.language)
rss.add('copyright', self.copyright)
rss.add('managingEditor', self.editor)
rss.add('webMaster', self.webmaster)
rss.add('pubDate', self.published.rfc822format())
rss.add('lastBuildDate', self.build_date.rfc822format())
rss.add('generator', self.generator)
rss.add('docs', self.docs)
rss.add('ttl', self.ttl)
for category in self.categories:
rss.add('category', category.name, domain=category.domain)
if self.image is not None:
with rss.child('image'):
rss.add('url', self.image.url)
rss.add('title', self.image.title or self.title)
rss.add('link', self.image.link or self.link)
rss.add('width', self.image.width)
rss.add('height', self.image.height)
if self.add_atom and self.rss_url:
rss.add('atom:link',
rel='self',
type='application/rss+xml',
href=self.rss_url)
for item in self:
published = self.published if item.published is None else tzdatetime.new(
item.published)
with rss.child('item'):
rss.add('link', item.link)
rss.add('title', item.title)
rss.add('description', item.desc)
rss.add('author', item.author)
rss.add('comments', item.comments)
rss.add('guid', item.guid, isPermaLink='false')
rss.add('pubDate', published.rfc822format())
for category in item.categories:
rss.add('category',
category.name,
domain=category.domain)
if self.add_dc:
rss.add('dc:title', item.title)
rss.add('dc:creator', item.author)
rss.add('dc:language', self.language)
rss.add('dc:rights', self.copyright)
rss.add('dc:date', published.isoformat())
rss.add('dc:format', item.content_type)
rss.add('dc:identifier', item.guid)
for stylesheet in self.stylesheets:
rss.add_pi('xml-stylesheet', **stylesheet.__dict__)
return rss
