"""The default primary view
:organization: Logilab
:copyright: 2001-2009 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
:contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr
"""
__docformat__ = "restructuredtext en"
from warnings import warn
from logilab.mtconverter import html_escape
from cubicweb import Unauthorized
from cubicweb.view import EntityView
from cubicweb.web.uicfg import rdisplay
_ = unicode
class PrimaryView(EntityView):
"""the full view of an non final entity"""
id = 'primary'
title = _('primary')
show_attr_label = True
show_rel_label = True
skip_none = True
rdisplay = rdisplay
main_related_section = True
@classmethod
def vreg_initialization_completed(cls):
"""set default category tags for relations where it's not yet defined in
the category relation tags
"""
for eschema in cls.schema.entities():
for rschema, tschemas, role in eschema.relation_definitions(True):
for tschema in tschemas:
if role == 'subject':
X, Y = eschema, tschema
card = rschema.rproperty(X, Y, 'cardinality')[0]
composed = rschema.rproperty(X, Y, 'composite') == 'object'
else:
X, Y = tschema, eschema
card = rschema.rproperty(X, Y, 'cardinality')[1]
composed = rschema.rproperty(X, Y, 'composite') == 'subject'
displayinfo = cls.rdisplay.get(rschema, role, X, Y)
if displayinfo is None:
if rschema.is_final():
if rschema.meta or tschema.type in ('Password', 'Bytes'):
where = None
else:
where = 'attributes'
elif card in '1+':
where = 'attributes'
elif composed:
where = 'relations'
else:
where = 'sideboxes'
displayinfo = {'where': where,
'order': cls.rdisplay.get_timestamp()}
cls.rdisplay.tag_relation(X, rschema, Y, displayinfo,
tagged=role)
if role == 'subject':
displayinfo.setdefault('label', rschema.type)
else:
displayinfo.setdefault('label', '%s_%s' % (rschema, role))
def html_headers(self):
"""return a list of html headers (eg something to be inserted between
<head> and </head> of the returned page
by default primary views are indexed
"""
return []
def cell_call(self, row, col):
self.row = row
# XXX move render_entity implementation here
self.render_entity(self.complete_entity(row, col))
self.maxrelated = self.req.property_value('navigation.related-limit')
def render_entity(self, entity):
"""return html to display the given entity"""
self.render_entity_title(entity)
self.render_entity_metadata(entity)
# entity's attributes and relations, excluding meta data
# if the entity isn't meta itself
boxes = self._prepare_side_boxes(entity)
if boxes or hasattr(self, 'render_side_related'):
self.w(u'<table width="100%"><tr><td style="width: 75%">')
self.w(u'<div>')
self.w(u'<div class="mainInfo">')
try:
self.render_entity_attributes(entity)
except TypeError: # XXX bw compat
warn('siderelations argument of render_entity_attributes is '
'deprecated (%s)' % self.__class__)
self.render_entity_attributes(entity, [])
self.w(u'</div>')
self.content_navigation_components('navcontenttop')
if self.main_related_section:
try:
self.render_entity_relations(entity)
except TypeError: # XXX bw compat
warn('siderelations argument of render_entity_relations is '
'deprecated')
self.render_entity_relations(entity, [])
self.w(u'</div>')
if boxes or hasattr(self, 'render_side_related'):
self.w(u'</td><td>')
# side boxes
self.w(u'<div class="primaryRight">')
if hasattr(self, 'render_side_related'):
warn('render_side_related is deprecated')
self.render_side_related(entity, [])
self.render_side_boxes(boxes)
self.w(u'</div>')
self.w(u'</td></tr></table>')
self.content_navigation_components('navcontentbottom')
def content_navigation_components(self, context):
self.w(u'<div class="%s">' % context)
for comp in self.vreg.possible_vobjects('contentnavigation',
self.req, self.rset, row=self.row,
view=self, context=context):
try:
comp.dispatch(w=self.w, row=self.row, view=self)
except NotImplementedError:
warn('component %s doesnt implement cell_call, please update'
% comp.__class__, DeprecationWarning)
comp.dispatch(w=self.w, view=self)
self.w(u'</div>')
def render_entity_title(self, entity):
"""default implementation return dc_title"""
title = html_escape(entity.dc_title())
if title:
self.w(u'<h1><span class="etype">%s</span> %s</h1>'
% (entity.dc_type().capitalize(), title))
def render_entity_metadata(self, entity):
entity.view('metadata', w=self.w)
summary = self.summary(entity) # deprecate summary?
if summary:
self.w(u'<div class="summary">%s</div>' % summary)
def summary(self, entity):
"""default implementation return an empty string"""
return u''
def render_entity_attributes(self, entity, siderelations=None):
for rschema, tschemas, role, displayinfo in self._iter_display(entity, 'attributes'):
vid = displayinfo.get('vid', 'reledit')
if rschema.is_final() or vid == 'reledit':
value = entity.view(vid, rtype=rschema.type, role=role)
else:
rset = self._relation_rset(entity, rschema, role, displayinfo)
if rset:
value = self.view(vid, rset)
else:
value = None
if self.skip_none and (value is None or value == ''):
continue
self._render_attribute(rschema, value)
def render_entity_relations(self, entity, siderelations=None):
for rschema, tschemas, role, displayinfo in self._iter_display(entity, 'relations'):
rset = self._relation_rset(entity, rschema, role, displayinfo)
if rset:
self._render_relation(rset, displayinfo, 'autolimited',
self.show_rel_label)
def render_side_boxes(self, boxes):
"""display side related relations:
non-meta in a first step, meta in a second step
"""
for box in boxes:
if isinstance(box, tuple):
label, rset, vid, _ = box
self.w(u'<div class="sideRelated">')
self.wview(vid, rset, title=label)
self.w(u'</div>')
else:
try:
box.dispatch(w=self.w, row=self.row)
except NotImplementedError:
# much probably a context insensitive box, which only implements
# .call() and not cell_call()
box.dispatch(w=self.w)
def _prepare_side_boxes(self, entity):
sideboxes = []
for rschema, tschemas, role, displayinfo in self._iter_display(entity, 'sideboxes'):
rset = self._relation_rset(entity, rschema, role, displayinfo)
if not rset:
continue
label = display_name(self.req, rschema.type, role)
vid = displayinfo.get('vid', 'autolimited')
sideboxes.append((label, rset, vid, displayinfo.get('order')))
sideboxes = sorted(sideboxes, key=lambda x: x[-1])
sideboxes += list(self.vreg.possible_vobjects('boxes', self.req, self.rset,
row=self.row, view=self,
context='incontext'))
return sideboxes
def _iter_display(self, entity, where):
eschema = entity.e_schema
for rschema, tschemas, role in eschema.relation_definitions(True):
matchtschemas = []
for tschema in tschemas:
displayinfo = self.rdisplay.etype_get(eschema, rschema, role,
tschema)
assert displayinfo is not None, (str(rschema), role,
str(eschema), str(tschema))
if displayinfo.get('where') == where:
matchtschemas.append(tschema)
if matchtschemas:
# XXX pick the latest displayinfo
yield rschema, matchtschemas, role, displayinfo
def _relation_rset(self, entity, rschema, role, displayinfo):
try:
if displayinfo.get('limit'):
rset = entity.related(rschema.type, role,
limit=self.maxrelated+1)
else:
rset = entity.related(rschema.type, role)
except Unauthorized:
return
if 'filter' in displayinfo:
rset = displayinfo['filter'](rset)
return rset
def _render_relation(self, rset, displayinfo, defaultvid, showlabel):
self.w(u'<div class="section">')
if showlabel:
self.w(u'<h4>%s</h4>' % self.req._(displayinfo['label']))
self.wview(displayinfo.get('vid', defaultvid), rset)
self.w(u'</div>')
def _render_attribute(self, rschema, value, role='subject'):
if rschema.is_final():
show_label = self.show_attr_label
else:
show_label = self.show_rel_label
label = display_name(self.req, rschema.type, role)
self.field(label, value, show_label=show_label, tr=False)
class RelatedView(EntityView):
id = 'autolimited'
def call(self, title=None, **kwargs):
# if not too many entities, show them all in a list
maxrelated = self.req.property_value('navigation.related-limit')
if title:
self.w(u'<div class="title"><span>%s</span></div>' % title)
if self.rset.rowcount <= maxrelated:
if self.rset.rowcount == 1:
self.wview('incontext', self.rset, row=0)
elif 1 < self.rset.rowcount <= 5:
self.wview('csv', self.rset)
else:
self.w(u'<div>')
self.wview('simplelist', self.rset)
self.w(u'</div>')
# else show links to display related entities
else:
rql = self.rset.printable_rql()
self.rset.limit(maxrelated)
self.w(u'<div>')
self.wview('simplelist', self.rset)
self.w(u'[<a href="%s">%s</a>]' % (self.build_url(rql=rql),
self.req._('see them all')))
self.w(u'</div>')