loops/compound/blog/browser.py

249 lines
8 KiB
Python
Executable file

#
# Copyright (c) 2013 Helmut Merz helmutm@cy55.de
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
"""
View classes for glossary and glossary items.
"""
import itertools
from zope import component
from zope.app.pagetemplate import ViewPageTemplateFile
from zope.cachedescriptors.property import Lazy
from zope.traversing.api import getName
from cybertools.browser.action import actions
from cybertools.browser.member import IMemberInfoProvider
from loops.browser.action import DialogAction
from loops.browser.concept import ConceptView, ConceptRelationView
from loops.browser.form import CreateConceptForm, EditConceptForm
from loops.browser.form import CreateConcept, EditConcept
from loops.common import adapted
from loops.organize.party import getPersonForUser
from loops.security.common import checkPermission, canAccessObject
from loops import util
from loops.util import _
view_macros = ViewPageTemplateFile('view_macros.pt')
actions.register('createBlogPost', 'portlet', DialogAction,
title=_(u'Create Blog Post...'),
description=_(u'Create a new blog post.'),
viewName='create_blogpost.html',
dialogName='createBlogPost',
typeToken='.loops/concepts/blogpost',
fixedType=True,
innerForm='inner_concept_form.html',
prerequisites=['registerDojoDateWidget'], # +'registerDojoTextWidget'?
permission='loops.AssignAsParent',
)
# blog lists
class BlogList(ConceptView):
@Lazy
def macro(self):
return view_macros.macros['bloglist']
def children(self, topLevelOnly=True, sort=True, noDuplicates=True,
useFilter=True, predicates=None):
rels = self.getChildren(topLevelOnly, sort,
noDuplicates, useFilter, predicates)
return [rel for rel in rels if self.notEmpty(rel)]
def notEmpty(self, rel):
if self.request.form.get('filter.states') == 'all':
return True
# TODO: use type-specific view
view = ConceptView(rel.relation.second, self.request)
for c in view.children():
return True
return False
# blog view
def supplyCreator(self, data):
creator = data.get('creator')
data['creatorId'] = creator
if creator:
mip = component.getMultiAdapter((self.context, self.request),
IMemberInfoProvider)
mi = mip.getData(creator)
data['creator'] = mi.title.value or creator
obj = mi.get('object')
if obj is not None:
data['creatorUrl'] = self.controller.view.getUrlForTarget(obj.value)
return data
class BlogRelationView(ConceptRelationView):
@Lazy
def data(self):
data = super(BlogRelationView, self).data
return supplyCreator(self, data)
class BlogView(ConceptView):
childViewFactory = BlogRelationView
@Lazy
def macro(self):
return view_macros.macros['blog']
def getActions(self, category='object', page=None, target=None):
acts = list(super(BlogView, self).getActions(category, page, target))
blogOwnerId = self.blogOwnerId
if blogOwnerId:
principal = self.request.principal
if principal and principal.id != blogOwnerId:
return acts
blogActions = list(actions.get(category, ['createBlogPost'],
view=self, page=page, target=target))
return blogActions + acts
@Lazy
def blogOwnerId(self):
if getName(self.context.conceptType) != 'blog':
return ''
pType = self.loopsRoot.getConceptManager()['person']
persons = [p for p in self.context.getParents() if p.conceptType == pType]
if len(persons) == 1:
return adapted(persons[0]).userId
return ''
@Lazy
def allChildren(self):
return self.childrenByType()
def blogPosts(self):
posts = self.allChildren.get('blogpost', [])
return reversed(sorted(posts, key=lambda x: x.adapted.date))
def children(self, topLevelOnly=True, sort=True):
rels = itertools.chain(*[self.allChildren[k]
for k in self.allChildren.keys()
if k != 'blogpost'])
return sorted(rels, key=lambda r: (r.order, r.title.lower()))
def isPersonalBlog(self):
tPerson = self.loopsRoot.getConceptManager()['person']
for p in self.context.getParents():
if p.conceptType == tPerson:
return True
return False
# blog post view
class BlogPostView(ConceptView):
@Lazy
def macro(self):
return view_macros.macros['blogpost']
@Lazy
def data(self):
data = super(BlogPostView, self).data
data = supplyCreator(self, data)
if not checkPermission('loops.ViewRestricted', self.context):
data['privateComment'] = u''
return data
#@Lazy
#def description(self):
# return self.renderText(self.context.description, 'text/restructured')
def getActions(self, category='object', page=None, target=None):
actions = []
if category == 'portlet' and self.editable:
actions.append(DialogAction(self, title=_(u'Edit Blog Post...'),
description=_(u'Modify blog post.'),
viewName='edit_blogpost.html',
dialogName='editBlogPost',
page=page, target=target))
#self.registerDojoTextWidget()
self.registerDojoDateWidget()
else:
actions = super(BlogPostView, self).getActions(category,
page=page, target=target)
return actions
def render(self):
return self.renderText(self.data['text'], self.adapted.textContentType)
def resources(self):
stdPred = self.loopsRoot.getConceptManager().getDefaultPredicate()
rels = self.context.getResourceRelations([stdPred])
for r in rels:
yield self.childViewFactory(r, self.request, contextIsSecond=True)
# forms and form controllers
class EditBlogPostForm(EditConceptForm):
title = _(u'Edit Blog Post')
form_action = 'edit_blogpost'
def checkPermissions(self):
return canAccessObject(self.target)
class CreateBlogPostForm(CreateConceptForm):
title = _(u'Create Blog Post')
form_action = 'create_blogpost'
def checkPermissions(self):
return canAccessObject(self.target)
class EditBlogPost(EditConcept):
def checkPermissions(self):
return canAccessObject(self.target)
class CreateBlogPost(CreateConcept):
def checkPermissions(self):
return canAccessObject(self.target)
def collectAutoConcepts(self):
#super(CreateBlogPost, self).collectConcepts(fieldName, value)
person = getPersonForUser(self.container, self.request)
if person is not None:
concepts = self.loopsRoot.getConceptManager()
blogType = concepts.get('blog')
if blogType is not None:
blogs = [c for c in person.getChildren()
if c.conceptType == blogType]
if blogs:
blogUid = util.getUidForObject(blogs[0])
predUid = util.getUidForObject(concepts.getDefaultPredicate())
token = '%s:%s' % (blogUid, predUid)
if token not in self.selected:
self.selected.append(token)