]> git.openstreetmap.org Git - osqa.git/blobdiff - forum/models/node.py
resolves an issue with empty node bodies when unicode text is passed to Markdown
[osqa.git] / forum / models / node.py
index 74490829b46245097af166dca69c0632e5ec812a..cc17941df91f1987591b68b710110bb0ccacbe27 100644 (file)
@@ -1,14 +1,17 @@
+# -*- coding: utf-8 -*-
+
 from base import *
 import re
 from tag import Tag
 
 import markdown
+from django.utils.encoding import smart_unicode
 from django.utils.translation import ugettext as _
 from django.utils.safestring import mark_safe
 from django.utils.html import strip_tags
 from forum.utils.html import sanitize_html
+from forum.utils.userlinking import auto_user_link
 from forum.settings import SUMMARY_LENGTH
-from forum.modules import MODULES_PACKAGE
 from utils import PickledObjectField
 
 class NodeContent(models.Model):
@@ -25,6 +28,9 @@ class NodeContent(models.Model):
     def html(self):
         return self.body
 
+    def rendered(self, content):
+        return auto_user_link(self, self._as_markdown(content, *['auto_linker']))
+
     @classmethod
     def _as_markdown(cls, content, *extensions):
         try:
@@ -36,16 +42,20 @@ class NodeContent(models.Model):
             return ''
 
     def as_markdown(self, *extensions):
-        return self._as_markdown(self.body, *extensions)
+        return self._as_markdown(smart_unicode(self.body), *extensions)
 
     @property
     def headline(self):
-        return self.title
+        title = self.title
+
+        # Replaces multiple spaces with single ones.
+        title = re.sub(' +',' ', title)
+
+        return title
 
     def tagname_list(self):
         if self.tagnames:
-            t = [name.strip() for name in self.tagnames.split(u' ') if name]
-            return [name.strip() for name in self.tagnames.split(u' ') if name]
+            return [name.strip() for name in self.tagnames.split() if name]
         else:
             return []
 
@@ -143,29 +153,12 @@ class NodeManager(CachedManager):
     use_for_related_fields = True
 
     def get_query_set(self):
-        CurrentUserHolder = None
-
-        moderation_import = 'from %s.moderation.startup import CurrentUserHolder' % MODULES_PACKAGE
-        exec moderation_import
-
         qs = NodeQuerySet(self.model)
 
+        # If the node is an answer, question or comment we filter the Node model by type
         if self.model is not Node:
             qs = qs.filter(node_type=self.model.get_type())
 
-        if CurrentUserHolder is not None:
-            user = CurrentUserHolder.user
-
-            try:
-                filter_content = not user.is_staff and not user.is_superuser
-            except:
-                filter_content = True
-
-            if filter_content:
-                qs = qs.exclude(state_string__contains="(in_moderation)").exclude(state_string__contains="(deleted)").exclude(
-                    state_string__contains="(rejected)"
-                )
-
         return qs
 
     def get_for_types(self, types, *args, **kwargs):
@@ -324,7 +317,15 @@ class Node(BaseModel, NodeContent):
 
     @property
     def summary(self):
-        return strip_tags(self.html)[:SUMMARY_LENGTH]
+        content = strip_tags(self.html)[:SUMMARY_LENGTH]
+
+        # Remove multiple spaces.
+        content = re.sub(' +',' ', content)
+
+        # Remove line breaks. We don't need them at all.
+        content = content.replace("\n", '')
+
+        return content
 
     @models.permalink
     def get_revisions_url(self):
@@ -351,22 +352,59 @@ class Node(BaseModel, NodeContent):
     def create_revision(self, user, **kwargs):
         number = self.revisions.aggregate(last=models.Max('revision'))['last'] + 1
         revision = self._create_revision(user, number, **kwargs)
-        self.activate_revision(user, revision, extensions=['urlize'])
+        self.activate_revision(user, revision)
         return revision
 
-    def activate_revision(self, user, revision, extensions=['urlize']):
+    def activate_revision(self, user, revision):
         self.title = revision.title
         self.tagnames = revision.tagnames
-        
-        from forum.utils.userlinking import auto_user_link
-        
-        self.body = auto_user_link(self, self._as_markdown(revision.body, *extensions))
+
+        self.body = self.rendered(revision.body)
 
         self.active_revision = revision
-        self.update_last_activity(user)
+
+        # Try getting the previous revision
+        try:
+            prev_revision = NodeRevision.objects.get(node=self, revision=revision.revision-1)
+
+            update_activity = True
+
+            # Do not update the activity if only the tags are changed
+            if prev_revision.title == revision.title and prev_revision.body == revision.body \
+            and prev_revision.tagnames != revision.tagnames and not settings.UPDATE_LATEST_ACTIVITY_ON_TAG_EDIT:
+                update_activity = False
+        except NodeRevision.DoesNotExist:
+            update_activity = True
+        finally:
+            if update_activity:
+                self.update_last_activity(user)
 
         self.save()
 
+    def get_active_users(self, active_users = None):
+        if not active_users:
+            active_users = set()
+
+        active_users.add(self.author)
+
+        for node in self.children.all():
+            if not node.nis.deleted:
+                node.get_active_users(active_users)
+
+        return active_users
+
+    def get_last_edited(self):
+        if not self.last_edited:
+            try:
+                le = self.actions.exclude(action_type__in=('voteup', 'votedown', 'flag'), canceled=True).order_by('-action_date')[0]
+                self.last_edited = le
+                self.save()
+            except:
+                pass
+
+        return self.last_edited
+
+
     def _list_changes_in_tags(self):
         dirty = self.get_dirty_fields()
 
@@ -374,10 +412,10 @@ class Node(BaseModel, NodeContent):
             return None
         else:
             if self._original_state['tagnames']:
-                old_tags = set(name for name in self._original_state['tagnames'].split(u' '))
+                old_tags = set(self._original_state['tagnames'].split())
             else:
                 old_tags = set()
-            new_tags = set(name for name in self.tagnames.split(u' ') if name)
+            new_tags = set(self.tagnames.split())
 
             return dict(
                     current=list(new_tags),
@@ -395,7 +433,7 @@ class Node(BaseModel, NodeContent):
             for name in tag_changes['added']:
                 try:
                     tag = Tag.objects.get(name=name)
-                except:
+                except Tag.DoesNotExist:
                     tag = Tag.objects.create(name=name, created_by=self._last_active_user())
 
                 if not self.nis.deleted:
@@ -429,6 +467,10 @@ class Node(BaseModel, NodeContent):
                 tag.save()
 
     def delete(self, *args, **kwargs):
+        for tag in self.tags.all():
+            tag.add_to_usage_count(-1)
+            tag.save()
+
         self.active_revision = None
         self.save()
 
@@ -455,8 +497,11 @@ class Node(BaseModel, NodeContent):
         tags_changed = self._process_changes_in_tags()
         
         super(Node, self).save(*args, **kwargs)
-        
-        if tags_changed: self.tags = list(Tag.objects.filter(name__in=self.tagname_list()))
+        if tags_changed:
+            if self.tagnames.strip():
+                self.tags = list(Tag.objects.filter(name__in=self.tagname_list()))
+            else:
+                self.tags = []
 
     class Meta:
         app_label = 'forum'