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"""Secondary views for blogs
:organization: Logilab
:copyright: 2003-2010 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
:contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr
"""
__docformat__ = "restructuredtext en"
from calendar import monthrange
from datetime import datetime
from logilab.mtconverter import xml_escape
from cubicweb.schema import display_name
from cubicweb.view import EntityView, StartupView
from cubicweb.selectors import paginated_rset, sorted_rset, is_instance
from cubicweb.web import uicfg
from cubicweb.web.views import primary, baseviews, calendar, navigation, workflow
_pvs = uicfg.primaryview_section
_pvs.tag_attribute(('BlogEntry', 'title'), 'hidden')
_pvs.tag_subject_of(('BlogEntry', 'entry_of', '*'), 'relations')
_afs = uicfg.autoform_section
_afs.tag_subject_of(('BlogEntry', 'entry_of', 'Blog'), 'main', 'attributes')
# blog entries #################################################################
def render_blogentry_title(req, w, entity):
w(u'<h1>%s</h1>' % entity.view('incontext'))
w(u'<div class="author_date"><div>%s' %
req.format_date(entity.creation_date))
rql = None
if entity.has_creator:
creator = entity.has_creator[0]
name = creator.name
rql = 'Any X ORDERBY D DESC WHERE X is BlogEntry, X has_creator Y, '\
'Y eid %s, X creation_date D' % creator.eid
elif entity.creator:
creator = entity.creator
name = creator.name()
rql = 'Any X ORDERBY D DESC WHERE X is BlogEntry, X created_by Y, '\
'Y eid %s, X creation_date D' % creator.eid
if rql:
vtitle = _('blog entries created by %s') % name
url = req.build_url('view', rql=rql, vtitle=vtitle, page_size=10)
w(u' %s <a title="%s" href="%s">%s</a>' % (
_('by'), xml_escape(vtitle), xml_escape(url), xml_escape(name)))
w(u'</div></div>')
class BlogEntryPrimaryView(primary.PrimaryView):
__select__ = is_instance('BlogEntry')
show_attr_label = False
def render_entity_toolbox(self, entity):
# copy from PrimaryView
context = 'ctxtoolbar'
self.w(u'<div class="%s">' % context)
for comp in self._cw.vreg['ctxcomponents'].poss_visible_objects(
self._cw, rset=self.cw_rset, row=self.cw_row, view=self, context=context):
comp.render(w=self.w, row=self.cw_row, view=self)
self.w(u'</div>')
def render_entity_title(self, entity):
self._cw.add_css('cubes.blog.css')
w = self.w
w(u'<div class="blogentry_title">')
render_blogentry_title(self._cw, w, entity)
w(u'</div>')
w(u'<br class="clear"/>')
# don't show workflow history for blog entry
class BlogEntryWFHistoryVComponent(workflow.WFHistoryVComponent):
__select__ = workflow.WFHistoryVComponent.__select__ & is_instance('BlogEntry')
def cell_call(self, row, col, view=None):
pass
class BlogEntrySameETypeListView(baseviews.SameETypeListView):
__select__ = baseviews.SameETypeListView.__select__ & is_instance('BlogEntry')
countrql = ('Any COUNT(B) WHERE B is BlogEntry, '
'B creation_date >= %(firstday)s, B creation_date <= %(lastday)s')
item_vid = 'blog'
def call(self, **kwargs):
self._cw.add_css('cubes.blog.css')
super(BlogEntrySameETypeListView, self).call(**kwargs)
# XXX Iirk, IPrevNext
if 'year' in self._cw.form and 'month' in self._cw.form:
self.render_next_previous(int(self._cw.form['year']), int(self._cw.form['month']))
def render_next_previous(self, year, month):
if month == 12:
nextmonth = 1
year = year + 1
else:
nextmonth = month + 1
if month == 1:
previousmonth = 12
year = year - 1
else:
previousmonth = month -1
self.w(u'<div class="prevnext">')
self.w(u'<span class="previousmonth">%s</span>' \
% self.render_link(year, previousmonth,
xml_escape(u'<< ' + self._cw._(u'previous month'))))
self.w(u'<span class="nextmonth">%s</span>' \
% self.render_link(year, nextmonth,
xml_escape(self._cw._(u'next month') + u' >>')))
self.w(u'</div>')
def render_link(self, year, month, atitle):
firstday = datetime(year, month, 1)
lastday = datetime(year, month, monthrange(year, month)[1])
args = {'firstday': firstday, 'lastday': lastday}
nmb_entries = self._cw.execute(self.countrql, args)[0][0]
if not nmb_entries:
return
rql = ('Any B, BD ORDERBY BD DESC '
'WHERE B is BlogEntry, B creation_date BD, '
'B creation_date >= "%s", B creation_date <= "%s"' %
(firstday.strftime('%Y-%m-%d'), lastday.strftime('%Y-%m-%d')))
label = u'%s %s [%s]' % (self._cw._(calendar.MONTHNAMES[month-1]), year,
nmb_entries)
vtitle = '%s %s' % (display_name(self._cw, 'BlogEntry', 'plural'), label)
url = self._cw.build_url('view', rql=rql, vtitle=vtitle,
month=month, year=year)
return u'<a href="%s">%s</a>' % (xml_escape(url), atitle)
class BlogEntryBlogView(EntityView):
__regid__ = 'blog'
__select__ = is_instance('BlogEntry')
def toolbar_components(self, context):
# copy from PrimaryView
self.w(u'<div class="%s">' % context)
for comp in self._cw.vreg['contentnavigation'].poss_visible_objects(
self._cw, rset=self.cw_rset, row=self.cw_row, view=self, context=context):
comp.render(w=self.w, row=self.cw_row, view=self)
self.w(u'</div>')
def cell_call(self, row, col, **kwargs):
entity = self.cw_rset.get_entity(row, col)
w = self.w
_ = self._cw._
w(u'<div class="post">')
self.toolbar_components('ctxtoolbar')
render_blogentry_title(self._cw, w, entity)
w(u'<div class="entry">')
body = entity.printable_value('content')
w(body)
w(u'</div>')
w(u'<br class="clear"/>')
w(u'<div class="postmetadata">%s</div>' % entity.view('post-reldata'))
w(u'</div>')
class BlogEntryPostMetaData(EntityView):
__regid__ = 'post-reldata'
__select__ = is_instance('BlogEntry')
def cell_call(self, row, col):
entity = self.cw_rset.get_entity(row, col)
_ = lambda ertype, form='': display_name(self._cw, ertype, form)
reldata = []
w = reldata.append
schema = self._cw.vreg.schema
if 'comments' in schema and \
'BlogEntry' in schema.rschema('comments').objects():
from cubes.comment.entities import subcomments_count
count = subcomments_count(entity)
if count:
url = xml_escape(entity.absolute_url())
if count > 1:
label = _('Comment', 'plural')
else:
label = _('Comment')
w(u'<a href="%s">%s %s</a>' % (url, count, label))
else:
w(u'%s %s' % (count, _('Comment')))
if 'tags' in schema and 'BlogEntry' in schema.rschema('tags').objects():
tag_rset = entity.related('tags', 'object')
if tag_rset:
w(u'%s %s' % (_('tags', 'object'), self._cw.view('csv', tag_rset)))
rset = entity.related('entry_of', 'subject')
if rset:
w(u'%s %s' % (self._cw._('blogged in '),
self._cw.view('csv', rset, 'null')))
self.w(u' | '.join(reldata))
class BlogNavigation(navigation.PageNavigation):
__select__ = paginated_rset() & sorted_rset() & is_instance('BlogEntry')
def index_display(self, start, stop):
return unicode(int(start / self.page_size)+1)
# micro blog entries ###########################################################
def format_microblog(entity):
if entity.has_creator:
author = entity.has_creator[0]
if author.has_avatar:
imgurl = author.has_avatar[0].uri
ablock = u'<a href="%s"><img src="%s" alt="avatar"/></a>' % (
author.absolute_url(), xml_escape(imgurl))
else:
ablock = entity.has_creator[0].view('outofcontext')
else:
ablock = entity.dc_creator()
if entity.content_format == 'text/html':
content = entity.content
else:
words = []
for word in entity.content.split():
if word.startswith('http://'):
word = u'<a href="%s">%s</a>' % (word, word)
else:
word = xml_escape(word)
words.append(word)
content = u' '.join(words)
return (u'<div class="microblog">'
u'<span class="author">%s</span>'
u'<span class="msgtxt">%s</span>'
u'<span class="meta"><a href="%s">%s</a></span>'
u'</div>' % (ablock, content, entity.absolute_url(), entity.creation_date))
class MicroBlogEntryPrimaryView(primary.PrimaryView):
__select__ = primary.PrimaryView.__select__ & is_instance('MicroBlogEntry')
def cell_call(self, row, col):
self._cw.add_css('cubes.blog.css')
entity = self.cw_rset.get_entity(row, col)
self.w(format_microblog(entity))
class MicroBlogEntrySameETypeListView(baseviews.SameETypeListView):
__select__ = baseviews.SameETypeListView.__select__ & is_instance('MicroBlogEntry')
def cell_call(self, row, col):
self._cw.add_css('cubes.blog.css')
entity = self.cw_rset.get_entity(row, col)
self.w(format_microblog(entity))