280 lines
10 KiB
Python
280 lines
10 KiB
Python
# -*- coding: utf-8 -*-
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from AccessControl import getSecurityManager
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from AccessControl import Unauthorized
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from Acquisition import aq_inner
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from Acquisition import aq_parent
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from plone.app.discussion.interfaces import _
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from plone.app.discussion.interfaces import IComment
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from plone.app.discussion.interfaces import IReplies
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from Products.CMFCore.utils import getToolByName
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from Products.Five.browser import BrowserView
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from Products.Five.browser.pagetemplatefile import ViewPageTemplateFile
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from Products.statusmessages.interfaces import IStatusMessage
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class View(BrowserView):
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"""Comment moderation view.
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"""
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template = ViewPageTemplateFile('moderation.pt')
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try:
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template.id = '@@moderate-comments'
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except AttributeError:
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# id is not writeable in Zope 2.12
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pass
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def __call__(self):
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self.request.set('disable_border', True)
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context = aq_inner(self.context)
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catalog = getToolByName(context, 'portal_catalog')
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self.comments = catalog(object_provides=IComment.__identifier__,
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review_state='pending',
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sort_on='created',
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sort_order='reverse')
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return self.template()
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def moderation_enabled(self):
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"""Returns true if a 'review workflow' is enabled on 'Discussion Item'
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content type. A 'review workflow' is characterized by implementing
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a 'pending' workflow state.
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"""
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context = aq_inner(self.context)
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workflowTool = getToolByName(context, 'portal_workflow')
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comment_workflow = workflowTool.getChainForPortalType(
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'Discussion Item')
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if comment_workflow:
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comment_workflow = comment_workflow[0]
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comment_workflow = workflowTool[comment_workflow]
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if 'pending' in comment_workflow.states:
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return True
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return False
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class ModerateCommentsEnabled(BrowserView):
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def __call__(self):
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"""Returns true if a 'review workflow' is enabled on 'Discussion Item'
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content type. A 'review workflow' is characterized by implementing
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a 'pending' workflow state.
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"""
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context = aq_inner(self.context)
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workflowTool = getToolByName(context, 'portal_workflow', None)
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comment_workflow = workflowTool.getChainForPortalType(
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'Discussion Item')
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if comment_workflow:
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comment_workflow = comment_workflow[0]
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comment_workflow = workflowTool[comment_workflow]
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if 'pending' in comment_workflow.states:
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return True
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return False
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class DeleteComment(BrowserView):
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"""Delete a comment from a conversation.
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This view is always called directly on the comment object:
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http://nohost/front-page/++conversation++default/1286289644723317/\
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@@moderate-delete-comment
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Each table row (comment) in the moderation view contains a hidden input
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field with the absolute URL of the content object:
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<input type="hidden"
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value="http://nohost/front-page/++conversation++default/\
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1286289644723317"
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name="selected_obj_paths:list">
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This absolute URL is called from a jQuery method that is bind to the
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'delete' button of the table row. See javascripts/moderation.js for more
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details.
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"""
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def __call__(self):
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comment = aq_inner(self.context)
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conversation = aq_parent(comment)
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content_object = aq_parent(conversation)
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# conditional security
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# base ZCML condition zope2.deleteObject allows 'delete own object'
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# modify this for 'delete_own_comment_allowed' controlpanel setting
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if self.can_delete(comment):
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del conversation[comment.id]
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content_object.reindexObject()
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IStatusMessage(self.context.REQUEST).addStatusMessage(
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_('Comment deleted.'),
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type='info')
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came_from = self.context.REQUEST.HTTP_REFERER
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# if the referrer already has a came_from in it, don't redirect back
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if (len(came_from) == 0 or 'came_from=' in came_from or
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not getToolByName(
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content_object, 'portal_url').isURLInPortal(came_from)):
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came_from = content_object.absolute_url()
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return self.context.REQUEST.RESPONSE.redirect(came_from)
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def can_delete(self, reply):
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"""Returns true if current user has the 'Delete comments'
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permission.
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"""
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return getSecurityManager().checkPermission('Delete comments',
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aq_inner(reply))
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class DeleteOwnComment(DeleteComment):
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"""Delete an own comment if it has no replies.
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Following conditions have to be true for a user to be able to delete his
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comments:
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* "Delete own comments" permission
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* no replies to the comment
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* Owner role directly assigned on the comment object
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"""
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def could_delete(self, comment=None):
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"""Returns true if the comment could be deleted if it had no replies.
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"""
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sm = getSecurityManager()
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comment = comment or aq_inner(self.context)
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userid = sm.getUser().getId()
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return (
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sm.checkPermission('Delete own comments', comment) and
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'Owner' in comment.get_local_roles_for_userid(userid)
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)
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def can_delete(self, comment=None):
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comment = comment or self.context
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return (
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len(IReplies(aq_inner(comment))) == 0 and
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self.could_delete(comment=comment)
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)
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def __call__(self):
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if self.can_delete():
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super(DeleteOwnComment, self).__call__()
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else:
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raise Unauthorized("You're not allowed to delete this comment.")
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class PublishComment(BrowserView):
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"""Publish a comment.
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This view is always called directly on the comment object:
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http://nohost/front-page/++conversation++default/1286289644723317/\
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@@moderate-publish-comment
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Each table row (comment) in the moderation view contains a hidden input
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field with the absolute URL of the content object:
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<input type="hidden"
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value="http://nohost/front-page/++conversation++default/\
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1286289644723317"
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name="selected_obj_paths:list">
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This absolute URL is called from a jQuery method that is bind to the
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'delete' button of the table row. See javascripts/moderation.js for more
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details.
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"""
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def __call__(self):
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comment = aq_inner(self.context)
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content_object = aq_parent(aq_parent(comment))
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workflowTool = getToolByName(comment, 'portal_workflow', None)
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workflow_action = self.request.form.get('workflow_action', 'publish')
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workflowTool.doActionFor(comment, workflow_action)
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comment.reindexObject()
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content_object.reindexObject(idxs=['total_comments'])
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IStatusMessage(self.context.REQUEST).addStatusMessage(
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_('Comment approved.'),
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type='info')
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came_from = self.context.REQUEST.HTTP_REFERER
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# if the referrer already has a came_from in it, don't redirect back
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if (len(came_from) == 0 or 'came_from=' in came_from or
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not getToolByName(
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content_object, 'portal_url').isURLInPortal(came_from)):
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came_from = content_object.absolute_url()
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return self.context.REQUEST.RESPONSE.redirect(came_from)
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class BulkActionsView(BrowserView):
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"""Bulk actions (unapprove, approve, delete, mark as spam).
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Each table row of the moderation view has a checkbox with the absolute
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path (without host and port) of the comment objects:
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<input type="checkbox"
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name="paths:list"
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value="/plone/front-page/++conversation++default/\
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1286289644723317"
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id="cb_1286289644723317" />
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If checked, the comment path will occur in the 'paths' variable of
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the request when the bulk actions view is called. The bulk action
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(delete, publish, etc.) will be applied to all comments that are
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included.
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The paths have to be 'traversable':
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/plone/front-page/++conversation++default/1286289644723317
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"""
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def __call__(self):
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if 'form.select.BulkAction' in self.request:
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bulkaction = self.request.get('form.select.BulkAction')
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self.paths = self.request.get('paths')
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if self.paths:
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if bulkaction == '-1':
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# no bulk action was selected
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pass
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elif bulkaction == 'retract':
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self.retract()
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elif bulkaction == 'publish':
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self.publish()
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elif bulkaction == 'mark_as_spam':
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self.mark_as_spam()
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elif bulkaction == 'delete':
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self.delete()
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else:
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raise KeyError # pragma: no cover
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def retract(self):
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raise NotImplementedError
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def publish(self):
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"""Publishes all comments in the paths variable.
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Expects a list of absolute paths (without host and port):
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/Plone/startseite/++conversation++default/1286200010610352
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"""
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context = aq_inner(self.context)
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for path in self.paths:
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comment = context.restrictedTraverse(path)
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content_object = aq_parent(aq_parent(comment))
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workflowTool = getToolByName(comment, 'portal_workflow')
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current_state = workflowTool.getInfoFor(comment, 'review_state')
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if current_state != 'published':
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workflowTool.doActionFor(comment, 'publish')
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comment.reindexObject()
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content_object.reindexObject(idxs=['total_comments'])
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def mark_as_spam(self):
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raise NotImplementedError
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def delete(self):
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"""Deletes all comments in the paths variable.
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Expects a list of absolute paths (without host and port):
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/Plone/startseite/++conversation++default/1286200010610352
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"""
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context = aq_inner(self.context)
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for path in self.paths:
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comment = context.restrictedTraverse(path)
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conversation = aq_parent(comment)
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content_object = aq_parent(conversation)
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del conversation[comment.id]
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content_object.reindexObject(idxs=['total_comments'])
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