p.a.discussion edit-comment-form

gistfile1.txt

configure.zcml::

  <browser:page
    for="plone.app.discussion.interfaces.IComment"
    name="edit-comment"
    class=".comment.EditComment"
    permission="cmf.ModifyPortalContent"
    />

comment.py::

class EditCommentForm(CommentForm):
    """Form to edit an existing comment.
    """
    ignoreContext = True
    id = "edit-comment-form"
    label = _(u'edit_comment_form_title', default=u'Edit comment')

    def updateWidgets(self):
        super(EditCommentForm, self).updateWidgets()
        self.widgets['text'].value = self.context.text
        # We have to rename the id, otherwise TinyMCE can't initialize
        # because there are two textareas with the same id.
        self.widgets['text'].id = 'overlay-comment-text'

    def _redirect(self, target=''):
        if not target:
            portal_state = getMultiAdapter((self.context, self.request),
                                       name=u'plone_portal_state')
            target = portal_state.portal_url()
        self.request.response.redirect(target)

    @button.buttonAndHandler(_(u"edit_comment_form_button",
                             default=u"Edit comment"), name='comment')
    def handleComment(self, action):

        # Validate form
        data, errors = self.extractData()
        if errors:
            return

        # Check permissions
        can_reply = getSecurityManager().checkPermission(
            'Modify portal content',
            self.context)
        mtool = getToolByName(self.context, 'portal_membership')
        if mtool.isAnonymousUser() or not can_reply:
            return

        # Update text
        self.context.text = data['text']

        # Redirect to comment
        IStatusMessage(self.request).add(_(u'comment_edit_notification',
                                           default="Comment was edited"),
                                         type='info')
        return self._redirect(target=self.action.replace("/edit-comment", "") + '#' + str(self.context.id))

    @button.buttonAndHandler(_(u'cancel_form_button', default=u'Cancel'), name='cancel')
    def handle_cancel(self, action):
            IStatusMessage(self.request).add(_(u'comment_edit_cancel_notification',
                                               default=u'Edit comment cancelled'),
                                            type='info')
            return self._redirect(target=self.context.absolute_url())


EditComment = wrap_form(EditCommentForm)