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"""Secondary views for blogs
:organization: Logilab
:copyright: 2003-2009 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, implements, \
authenticated_user
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from cubicweb.web.htmlwidgets import BoxLink, BoxWidget
from cubicweb.web.views import baseviews, boxes, calendar, navigation
class BlogEntryArchiveView(StartupView):
"""control the view of a blog archive"""
id = 'blog_archive'
countrql = 'Any COUNT(B) WHERE B is BlogEntry, B creation_date >= %(firstday)s, B creation_date <= %(lastday)s'
def represent(self, items, year, month):
"""represent a single month entry"""
firstday = datetime(year, month, 1)
lastday = datetime(year, month, monthrange(year, month)[1])
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')))
args = {'firstday':firstday, 'lastday':lastday}
nmb_entries = self.req.execute(self.countrql, args)[0][0]
label = u'%s %s [%s]' % (self.req._(calendar.MONTHNAMES[month-1]), year,
nmb_entries)
vtitle = '%s %s' % (display_name(self.req, 'BlogEntry', 'plural'), label)
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url = xml_escape(self.build_url('view', rql=rql, month=month, year=year, vtitle=vtitle))
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link = u'<a href="%s" title="">%s</a>' % (url, label)
items.append( u'<li class="">%s</li>\n' % link )
def call(self, maxentries=None, **kwargs):
"""display a list of entities by calling their <item_vid> view
"""
rset = self.req.execute('Any CD ORDERBY CD DESC WHERE B is BlogEntry, B creation_date CD')
blogmonths = []
items = []
for (blogdate,) in rset:
year, month = blogdate.year, blogdate.month
if (year, month) not in blogmonths:
blogmonths.append( (year, month) )
if maxentries is None:
displayed_months = blogmonths
needmore = False
else:
needmore = len(blogmonths) > maxentries
displayed_months = blogmonths[:maxentries]
for year, month in displayed_months:
self.represent(items, year, month)
if needmore:
url = self.build_url('view', vid='blog_archive')
link = u'<a href="%s" title="">[see more archives]</a>' % url
items.append( u'<li class="">%s</li>\n' % link )
self.w(u'<div class="boxFrame">')
if items:
self.w(u'<div class="boxContent">\n')
self.w(u'<ul class="boxListing">')
self.w(''.join(items))
self.w(u'</ul>\n</div>\n')
self.w(u'</div>')
class BlogEntryArchiveBox(boxes.BoxTemplate):
"""blog side box displaying a Blog Archive"""
id = 'blog_archives_box'
title = _('boxes_blog_archives_box')
order = 35
def call(self, **kwargs):
"""display blogs archive"""
# XXX turn into a selector
count_blogentry = self.req.execute('Any COUNT(B) WHERE B is BlogEntry')
if count_blogentry[0][0] > 0:
box = BoxWidget(self.req._(self.title), id=self.id, islist=False)
box.append(boxes.BoxHtml(self.view('blog_archive', None, maxentries=12)))
box.render(self.w)
class BlogEntryListBox(boxes.BoxTemplate):
"""display a box with latest blogs and rss"""
id = 'blog_latest_box'
title = _('blog_latest_box')
visible = True # enabled by default
order = 34
def call(self, view=None, **kwargs):
# XXX turn into a selector
rset = self.req.execute('Any X,T,CD ORDERBY CD DESC LIMIT 5 '
'WHERE X is BlogEntry, X title T, '
'X creation_date CD')
if not rset:
return
box = BoxWidget(self.req._(self.title), self.id, islist=True)
# TODO - get the date between brakets after link
# empty string for title argument to deactivate auto-title
for i in xrange(rset.rowcount):
entity = rset.get_entity(i, 0)
box.append(BoxLink(entity.absolute_url(), xml_escape(entity.dc_title())))
rqlst = rset.syntax_tree()
rqlst.set_limit(None)
rql = rqlst.as_string(kwargs=rset.args)
url = self.build_url('view', rql=rql, page_size=10)
box.append(BoxLink(url, u'[%s]' % self.req._(u'see more')))
rss_icon = self.req.external_resource('RSS_LOGO_16')
# FIXME - could use rss_url defined as a property if available
rss_label = u'%s <img src="%s" alt="%s"/>' % (
self.req._(u'subscribe'), rss_icon, self.req._('rss icon'))
rss_url = self.build_url('view', vid='rss', rql=rql)
box.append(BoxLink(rss_url, rss_label))
box.render(self.w)
class BlogEntrySummary(boxes.BoxTemplate):
id = 'blog_summary_box'
title = _('boxes_blog_summary_box')
order = 36
__select__ = boxes.BoxTemplate.__select__ & authenticated_user()
def call(self, view=None, **kwargs):
box = BoxWidget(self.req._(self.title), self.id, islist=True)
rql = 'Any FN, SN, L, COUNT(B) GROUPBY L, SN, FN WHERE U is CWUser, U firstname FN, ' \
'U surname SN, U login L, B is BlogEntry, B created_by U'
rset = self.req.execute(rql)
for user in rset:
box.append(BoxLink(self.build_url('blogentry/%s' % user[2]), u'%s %s [%s]' % (user[0], user[1], user[3])))
box.render(self.w)
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## list views ##################################################################
class BlogEntryAdaptedListView(baseviews.AdaptedListView):
__select__ = baseviews.AdaptedListView.__select__ & implements('BlogEntry')
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countrql = 'Any COUNT(B) WHERE B is BlogEntry, B creation_date >= %(firstday)s, B creation_date <= %(lastday)s'
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def call(self, **kwargs):
self.req.add_css('cubes.blog.css')
super(BlogEntryAdaptedListView, self).call(**kwargs)
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if 'year' in self.req.form and 'month' in self.req.form:
self.render_next_previous(int(self.req.form['year']), int(self.req.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.req._(u'previous month'))))
self.w(u'<span class="nextmonth">%s</span>' \
% self.render_link(year, nextmonth,
xml_escape(self.req._(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])
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')))
args = {'firstday':firstday, 'lastday':lastday}
nmb_entries = self.req.execute(self.countrql, args)[0][0]
label = u'%s %s [%s]' % (self.req._(calendar.MONTHNAMES[month-1]), year,
nmb_entries)
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vtitle = '%s %s' % (display_name('BlogEntry', 'plural'), label)
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url = xml_escape(self.build_url('view', rql=rql, vtitle=vtitle,
month=month, year=year))
if self.req.execute(rql):
return u'<a href="%s" title="">%s</a>' % (url, atitle)
return u''
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class BlogEntryAdaptedListItemView(baseviews.AdaptedListItemView):
__select__ = baseviews.AdaptedListView.__select__ & implements('BlogEntry')
redirect_vid = 'blog'
class BlogEntryBlogView(EntityView):
id = 'blog'
__select__ = implements('BlogEntry')
def cell_call(self, row, col):
entity = self.entity(row, col)
w = self.w
_ = self.req._
w(u'<div class="post">')
w(u'<h1>%s</h1>' % entity.view('incontext'))
w(u'%s ' % entity.postinfo_description())
creator = entity.creator
if creator:
vtitle = _('blog entries created by %s') % 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
url = self.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), creator.name()))
w(u'<div class="entry">')
body = entity.printable_value('content')
w(body)
w(u'</div>')
w(u'<div class="postmetadata">%s</div>' % entity.view('post-reldata'))
w(u'</div>')
class BlogEntryPostMetaData(EntityView):
id = 'post-reldata'
__select__ = implements('BlogEntry')
def cell_call(self, row, col):
entity = self.entity(row, col)
_ = lambda ertype, form='': display_name(self.req, ertype, form)
reldata = []
w = reldata.append
if 'comments' in self.schema and 'BlogEntry' in self.schema.rschema('comments').objects():
count = self.req.execute('Any COUNT(C) WHERE C comments B, B eid %(x)s',
{'x': entity.eid}, 'x')[0][0]
if count:
url = xml_escape(entity.absolute_url())
w(u'<a href="%s">%s %s</a>' % (url, count, _('Comment', 'plural')))
else:
w(u'%s %s' % (count, _('Comment')))
if 'tags' in self.schema and 'BlogEntry' in self.schema.rschema('tags').objects():
tag_rset = entity.related('tags', 'object')
if tag_rset:
w(u'%s %s' % (_('tags', 'object'), self.view('csv', tag_rset)))
rset = entity.related('entry_of', 'subject')
if rset:
w(u'%s %s' % (self.req._('blogged in '),
self.view('csv', rset, 'null')))
self.w(u' | '.join(reldata))
class BlogNavigation(navigation.PageNavigation):
__select__ = paginated_rset() & sorted_rset() & implements('BlogEntry')
def index_display(self, start, stop):
return u'%s' % (int(start / self.page_size)+1)