Make comments editable

plone/app/discussion/tests/functional_test_comments.txt

@@ -250,6 +250,77 @@ Check that the reply has been posted properly.
     True
 
 
+Edit an existing comment
+------------------------
+
+Log in as admin
+
+    >>> browser.getLink('Log out').click()
+    >>> browser.open(portal_url + '/login_form')
+    >>> browser.getControl('Login Name').value = 'admin'
+    >>> browser.getControl('Password').value = 'secret'
+    >>> browser.getControl('Log in').click()
+
+Use the Plone control panel to enable comment editing.
+
+    >>> browser.open(portal_url + '/plone_control_panel')
+    >>> browser.getLink('Discussion').click()
+    >>> browser.getControl('Enable editing of comments').selected = True
+    >>> browser.getControl(name='form.buttons.save').click()
+
+Extract the edit comment url from the first "edit comment" button
+
+    >>> browser.open(urldoc1)
+    >>> form = browser.getForm(name='edit', index=0)
+    >>> '@@edit-comment' in form.action
+    True
+
+Open the edit comment view
+
+    >>> browser.open(form.action)
+    >>> ctrl = browser.getControl('Comment')
+    >>> ctrl.value
+    'Comment from admin'
+
+Change and save the comment
+
+    >>> ctrl.value = 'Comment from admin / was edited'
+    >>> browser.getControl('Edit comment').click()
+
+This used to trigger permissions problems in some portlet configurations.
+Check it ain't so.
+
+    >>> 'require_login' in browser.url
+    False
+    >>> browser.url.startswith('http://nohost/plone/doc1')
+    True
+    >>> 'Comment from admin / was edited' in browser.contents
+    True
+
+Opening the edit comment view, then cancel, does nothing.
+
+    >>> form = browser.getForm(name='edit', index=0)
+    >>> '@@edit-comment' in form.action
+    True
+    >>> browser.open(form.action)
+    >>> browser.getControl('Cancel').click()
+    >>> browser.url.startswith('http://nohost/plone/doc1')
+    True
+
+
+Anon cannot edit comments.
+
+    >>> unprivileged_browser.open(urldoc1)
+    >>> '@@edit-comments' in browser.contents
+    False
+
+But Anon can see the edited comment.
+
+    >>> 'Comment from admin / was edited' in unprivileged_browser.contents
+    True
+
+
+
 Post a comment with comment review workflow enabled
 ---------------------------------------------------
 

plone/app/discussion/tests/test_comment.py

@@ -130,6 +130,16 @@ class CommentTest(unittest.TestCase):
         comment1.creator = "jim"
         self.assertEqual("jim", comment1.Creator())
 
+    def test_creator_author_name(self):
+        comment1 = createObject('plone.Comment')
+        comment1.author_name = "joey"
+        self.assertEqual("joey", comment1.Creator())
+
+    def test_owner(self):
+        comment1 = createObject('plone.Comment')
+        self.assertEqual((['plone', 'acl_users'], TEST_USER_ID),
+                         comment1.getOwnerTuple())
+
     def test_type(self):
         comment1 = createObject('plone.Comment')
         self.assertEqual(comment1.Type(), 'Comment')

plone/app/discussion/tests/test_comments_viewlet.py

@@ -33,12 +33,14 @@ from plone.app.testing import login
 
 from plone.app.discussion.browser.comments import CommentsViewlet
 from plone.app.discussion.browser.comments import CommentForm
+from plone.app.discussion.browser.comment import EditCommentForm
 from plone.app.discussion import interfaces
 from plone.app.discussion.interfaces import IConversation
 from plone.app.discussion.testing import (
     PLONE_APP_DISCUSSION_INTEGRATION_TESTING
 )
 from plone.app.discussion.interfaces import IDiscussionSettings
+from plone.app.discussion.interfaces import IConversation
 
 
 class TestCommentForm(unittest.TestCase):
@@ -125,6 +127,65 @@ class TestCommentForm(unittest.TestCase):
         self.assertEqual(len(errors), 0)
         self.assertFalse(commentForm.handleComment(commentForm, "foo"))
 
+    def test_edit_comment(self):
+        """Edit a comment as logged-in user.
+        """
+
+        # Allow discussion
+        self.discussionTool.overrideDiscussionFor(self.portal.doc1, True)
+        self.viewlet = CommentsViewlet(self.context, self.request, None, None)
+
+        def make_request(form={}):
+            request = TestRequest()
+            request.form.update(form)
+            alsoProvides(request, IFormLayer)
+            alsoProvides(request, IAttributeAnnotatable)
+            return request
+
+        provideAdapter(
+            adapts=(Interface, IBrowserRequest),
+            provides=Interface,
+            factory=CommentForm,
+            name=u"comment-form"
+        )
+
+        provideAdapter(
+            adapts=(Interface, IBrowserRequest),
+            provides=Interface,
+            factory=EditCommentForm,
+            name=u"edit-comment-form"
+        )
+
+        # The form is submitted successfully, if the required text field is
+        # filled out
+        request = make_request(form={'form.widgets.text': u'bar'})
+
+        commentForm = getMultiAdapter(
+            (self.context, request),
+            name=u"comment-form"
+        )
+        commentForm.update()
+        data, errors = commentForm.extractData()  # pylint: disable-msg=W0612
+
+        self.assertEqual(len(errors), 0)
+        self.assertFalse(commentForm.handleComment(commentForm, "foo"))
+
+        # Edit the last comment
+        conversation = IConversation(self.context)
+        comment = [x for x in conversation.getComments()][-1]
+        request = make_request(form={'form.widgets.text': u'foobar'})
+        editForm = getMultiAdapter(
+            (comment, request),
+            name=u"edit-comment-form"
+        )
+        editForm.update()
+        data, errors = editForm.extractData()  # pylint: disable-msg=W0612
+
+        self.assertEqual(len(errors), 0)
+        self.assertFalse(editForm.handleComment(editForm, "foo"))
+        comment = [x for x in conversation.getComments()][-1]
+        self.assertEquals(comment.text, u"foobar")
+
     def test_add_anonymous_comment(self):
         self.discussionTool.overrideDiscussionFor(self.portal.doc1, True)
 
@@ -459,9 +520,11 @@ class TestCommentsViewlet(unittest.TestCase):
         )
 
     def test_get_commenter_portrait_is_none(self):
-        self.assertEqual(
-            self.viewlet.get_commenter_portrait(),
-            'defaultUser.gif'
+        self.assertTrue(
+            self.viewlet.get_commenter_portrait() in (
+                'defaultUser.png',
+                'defaultUser.gif',
+            )
         )
 
     def test_get_commenter_portrait_without_userimage(self):

plone/app/discussion/tests/test_controlpanel.py

@@ -81,6 +81,22 @@ class RegistryTest(unittest.TestCase):
             False
         )
 
+    def test_edit_comment_enabled(self):
+        # Check edit_comment_enabled record
+        self.assertTrue('edit_comment_enabled' in IDiscussionSettings)
+        self.assertEqual(
+            self.registry['plone.app.discussion.interfaces.' +
+                          'IDiscussionSettings.edit_comment_enabled'],
+            False)
+
+    def test_edit_comment_enabled(self):
+        # Check edit_comment_enabled record
+        self.assertTrue('edit_comment_enabled' in IDiscussionSettings)
+        self.assertEqual(
+            self.registry['plone.app.discussion.interfaces.' +
+                          'IDiscussionSettings.edit_comment_enabled'],
+            False)
+
     def test_text_transform(self):
         self.assertTrue('text_transform' in IDiscussionSettings)
         self.assertEqual(