some work towards multilingual search

4 files changed, 710 insertions, 4 deletions

diff --git a/askbot/migrations/0162_auto__add_field_post_language_code__del_field_thread_junk.py b/askbot/migrations/0162_auto__add_field_post_language_code__del_field_thread_junk.py
new file mode 100644
index 00000000..9733b817
--- /dev/null
+++ b/askbot/migrations/0162_auto__add_field_post_language_code__del_field_thread_junk.py
@@ -0,0 +1,391 @@
+# encoding: utf-8
+import datetime
+from south.db import db
+from south.v2 import SchemaMigration
+from django.db import models
+
+class Migration(SchemaMigration):
+
+    def forwards(self, orm):
+        
+        # Adding field 'Post.language_code'
+        db.add_column('askbot_post', 'language_code', self.gf('django.db.models.fields.CharField')(default='en', max_length=16), keep_default=False)
+
+
+    def backwards(self, orm):
+        
+        # Deleting field 'Post.language_code'
+        db.delete_column('askbot_post', 'language_code')
+
+
+    models = {
+        'askbot.activity': {
+            'Meta': {'object_name': 'Activity', 'db_table': "u'activity'"},
+            'active_at': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+            'activity_type': ('django.db.models.fields.SmallIntegerField', [], {}),
+            'content_type': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['contenttypes.ContentType']"}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'is_auditted': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'object_id': ('django.db.models.fields.PositiveIntegerField', [], {}),
+            'question': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['askbot.Post']", 'null': 'True'}),
+            'receiving_users': ('django.db.models.fields.related.ManyToManyField', [], {'related_name': "'received_activity'", 'symmetrical': 'False', 'to': "orm['auth.User']"}),
+            'recipients': ('django.db.models.fields.related.ManyToManyField', [], {'related_name': "'incoming_activity'", 'symmetrical': 'False', 'through': "orm['askbot.ActivityAuditStatus']", 'to': "orm['auth.User']"}),
+            'summary': ('django.db.models.fields.TextField', [], {'default': "''"}),
+            'user': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']"})
+        },
+        'askbot.activityauditstatus': {
+            'Meta': {'unique_together': "(('user', 'activity'),)", 'object_name': 'ActivityAuditStatus'},
+            'activity': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['askbot.Activity']"}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'status': ('django.db.models.fields.SmallIntegerField', [], {'default': '0'}),
+            'user': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']"})
+        },
+        'askbot.anonymousanswer': {
+            'Meta': {'object_name': 'AnonymousAnswer'},
+            'added_at': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+            'author': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']", 'null': 'True'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'ip_addr': ('django.db.models.fields.IPAddressField', [], {'max_length': '15'}),
+            'question': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'anonymous_answers'", 'to': "orm['askbot.Post']"}),
+            'session_key': ('django.db.models.fields.CharField', [], {'max_length': '40'}),
+            'text': ('django.db.models.fields.TextField', [], {}),
+            'wiki': ('django.db.models.fields.BooleanField', [], {'default': 'False'})
+        },
+        'askbot.anonymousquestion': {
+            'Meta': {'object_name': 'AnonymousQuestion'},
+            'added_at': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+            'author': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']", 'null': 'True'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'ip_addr': ('django.db.models.fields.IPAddressField', [], {'max_length': '15'}),
+            'is_anonymous': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'session_key': ('django.db.models.fields.CharField', [], {'max_length': '40'}),
+            'tagnames': ('django.db.models.fields.CharField', [], {'max_length': '125'}),
+            'text': ('django.db.models.fields.TextField', [], {}),
+            'title': ('django.db.models.fields.CharField', [], {'max_length': '300'}),
+            'wiki': ('django.db.models.fields.BooleanField', [], {'default': 'False'})
+        },
+        'askbot.askwidget': {
+            'Meta': {'object_name': 'AskWidget'},
+            'group': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['askbot.Group']", 'null': 'True', 'blank': 'True'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'include_text_field': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'inner_style': ('django.db.models.fields.TextField', [], {'blank': 'True'}),
+            'outer_style': ('django.db.models.fields.TextField', [], {'blank': 'True'}),
+            'tag': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['askbot.Tag']", 'null': 'True', 'blank': 'True'}),
+            'title': ('django.db.models.fields.CharField', [], {'max_length': '100'})
+        },
+        'askbot.award': {
+            'Meta': {'object_name': 'Award', 'db_table': "u'award'"},
+            'awarded_at': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+            'badge': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'award_badge'", 'to': "orm['askbot.BadgeData']"}),
+            'content_type': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['contenttypes.ContentType']"}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'notified': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'object_id': ('django.db.models.fields.PositiveIntegerField', [], {}),
+            'user': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'award_user'", 'to': "orm['auth.User']"})
+        },
+        'askbot.badgedata': {
+            'Meta': {'ordering': "('slug',)", 'object_name': 'BadgeData'},
+            'awarded_count': ('django.db.models.fields.PositiveIntegerField', [], {'default': '0'}),
+            'awarded_to': ('django.db.models.fields.related.ManyToManyField', [], {'related_name': "'badges'", 'symmetrical': 'False', 'through': "orm['askbot.Award']", 'to': "orm['auth.User']"}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'slug': ('django.db.models.fields.SlugField', [], {'unique': 'True', 'max_length': '50', 'db_index': 'True'})
+        },
+        'askbot.bulktagsubscription': {
+            'Meta': {'ordering': "['-date_added']", 'object_name': 'BulkTagSubscription'},
+            'date_added': ('django.db.models.fields.DateField', [], {'auto_now_add': 'True', 'blank': 'True'}),
+            'groups': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['askbot.Group']", 'symmetrical': 'False'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'tags': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['askbot.Tag']", 'symmetrical': 'False'}),
+            'users': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.User']", 'symmetrical': 'False'})
+        },
+        'askbot.draftanswer': {
+            'Meta': {'object_name': 'DraftAnswer'},
+            'author': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'draft_answers'", 'to': "orm['auth.User']"}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'text': ('django.db.models.fields.TextField', [], {'null': 'True'}),
+            'thread': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'draft_answers'", 'to': "orm['askbot.Thread']"})
+        },
+        'askbot.draftquestion': {
+            'Meta': {'object_name': 'DraftQuestion'},
+            'author': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']"}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'tagnames': ('django.db.models.fields.CharField', [], {'max_length': '125', 'null': 'True'}),
+            'text': ('django.db.models.fields.TextField', [], {'null': 'True'}),
+            'title': ('django.db.models.fields.CharField', [], {'max_length': '300', 'null': 'True'})
+        },
+        'askbot.emailfeedsetting': {
+            'Meta': {'unique_together': "(('subscriber', 'feed_type'),)", 'object_name': 'EmailFeedSetting'},
+            'added_at': ('django.db.models.fields.DateTimeField', [], {'auto_now_add': 'True', 'blank': 'True'}),
+            'feed_type': ('django.db.models.fields.CharField', [], {'max_length': '16'}),
+            'frequency': ('django.db.models.fields.CharField', [], {'default': "'n'", 'max_length': '8'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'reported_at': ('django.db.models.fields.DateTimeField', [], {'null': 'True'}),
+            'subscriber': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'notification_subscriptions'", 'to': "orm['auth.User']"})
+        },
+        'askbot.favoritequestion': {
+            'Meta': {'object_name': 'FavoriteQuestion', 'db_table': "u'favorite_question'"},
+            'added_at': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'thread': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['askbot.Thread']"}),
+            'user': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'user_favorite_questions'", 'to': "orm['auth.User']"})
+        },
+        'askbot.group': {
+            'Meta': {'object_name': 'Group', '_ormbases': ['auth.Group']},
+            'description': ('django.db.models.fields.related.OneToOneField', [], {'blank': 'True', 'related_name': "'described_group'", 'unique': 'True', 'null': 'True', 'to': "orm['askbot.Post']"}),
+            'group_ptr': ('django.db.models.fields.related.OneToOneField', [], {'to': "orm['auth.Group']", 'unique': 'True', 'primary_key': 'True'}),
+            'is_vip': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'logo_url': ('django.db.models.fields.URLField', [], {'max_length': '200', 'null': 'True'}),
+            'moderate_answers_to_enquirers': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'moderate_email': ('django.db.models.fields.BooleanField', [], {'default': 'True'}),
+            'openness': ('django.db.models.fields.SmallIntegerField', [], {'default': '2'}),
+            'preapproved_email_domains': ('django.db.models.fields.TextField', [], {'default': "''", 'null': 'True', 'blank': 'True'}),
+            'preapproved_emails': ('django.db.models.fields.TextField', [], {'default': "''", 'null': 'True', 'blank': 'True'})
+        },
+        'askbot.groupmembership': {
+            'Meta': {'object_name': 'GroupMembership', '_ormbases': ['auth.AuthUserGroups']},
+            'authusergroups_ptr': ('django.db.models.fields.related.OneToOneField', [], {'to': "orm['auth.AuthUserGroups']", 'unique': 'True', 'primary_key': 'True'}),
+            'level': ('django.db.models.fields.SmallIntegerField', [], {'default': '1'})
+        },
+        'askbot.markedtag': {
+            'Meta': {'object_name': 'MarkedTag'},
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'reason': ('django.db.models.fields.CharField', [], {'max_length': '16'}),
+            'tag': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'user_selections'", 'to': "orm['askbot.Tag']"}),
+            'user': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'tag_selections'", 'to': "orm['auth.User']"})
+        },
+        'askbot.post': {
+            'Meta': {'object_name': 'Post'},
+            'added_at': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+            'approved': ('django.db.models.fields.BooleanField', [], {'default': 'True', 'db_index': 'True'}),
+            'author': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'posts'", 'to': "orm['auth.User']"}),
+            'comment_count': ('django.db.models.fields.PositiveIntegerField', [], {'default': '0'}),
+            'deleted': ('django.db.models.fields.BooleanField', [], {'default': 'False', 'db_index': 'True'}),
+            'deleted_at': ('django.db.models.fields.DateTimeField', [], {'null': 'True', 'blank': 'True'}),
+            'deleted_by': ('django.db.models.fields.related.ForeignKey', [], {'blank': 'True', 'related_name': "'deleted_posts'", 'null': 'True', 'to': "orm['auth.User']"}),
+            'groups': ('django.db.models.fields.related.ManyToManyField', [], {'related_name': "'group_posts'", 'symmetrical': 'False', 'through': "orm['askbot.PostToGroup']", 'to': "orm['askbot.Group']"}),
+            'html': ('django.db.models.fields.TextField', [], {'null': 'True'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'is_anonymous': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'language_code': ('django.db.models.fields.CharField', [], {'default': "'en'", 'max_length': '16'}),
+            'last_edited_at': ('django.db.models.fields.DateTimeField', [], {'null': 'True', 'blank': 'True'}),
+            'last_edited_by': ('django.db.models.fields.related.ForeignKey', [], {'blank': 'True', 'related_name': "'last_edited_posts'", 'null': 'True', 'to': "orm['auth.User']"}),
+            'locked': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'locked_at': ('django.db.models.fields.DateTimeField', [], {'null': 'True', 'blank': 'True'}),
+            'locked_by': ('django.db.models.fields.related.ForeignKey', [], {'blank': 'True', 'related_name': "'locked_posts'", 'null': 'True', 'to': "orm['auth.User']"}),
+            'offensive_flag_count': ('django.db.models.fields.SmallIntegerField', [], {'default': '0'}),
+            'old_answer_id': ('django.db.models.fields.PositiveIntegerField', [], {'default': 'None', 'unique': 'True', 'null': 'True', 'blank': 'True'}),
+            'old_comment_id': ('django.db.models.fields.PositiveIntegerField', [], {'default': 'None', 'unique': 'True', 'null': 'True', 'blank': 'True'}),
+            'old_question_id': ('django.db.models.fields.PositiveIntegerField', [], {'default': 'None', 'unique': 'True', 'null': 'True', 'blank': 'True'}),
+            'parent': ('django.db.models.fields.related.ForeignKey', [], {'blank': 'True', 'related_name': "'comments'", 'null': 'True', 'to': "orm['askbot.Post']"}),
+            'points': ('django.db.models.fields.IntegerField', [], {'default': '0', 'db_column': "'score'"}),
+            'post_type': ('django.db.models.fields.CharField', [], {'max_length': '255', 'db_index': 'True'}),
+            'summary': ('django.db.models.fields.TextField', [], {'null': 'True'}),
+            'text': ('django.db.models.fields.TextField', [], {'null': 'True'}),
+            'thread': ('django.db.models.fields.related.ForeignKey', [], {'default': 'None', 'related_name': "'posts'", 'null': 'True', 'blank': 'True', 'to': "orm['askbot.Thread']"}),
+            'vote_down_count': ('django.db.models.fields.IntegerField', [], {'default': '0'}),
+            'vote_up_count': ('django.db.models.fields.IntegerField', [], {'default': '0'}),
+            'wiki': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'wikified_at': ('django.db.models.fields.DateTimeField', [], {'null': 'True', 'blank': 'True'})
+        },
+        'askbot.postflagreason': {
+            'Meta': {'object_name': 'PostFlagReason'},
+            'added_at': ('django.db.models.fields.DateTimeField', [], {}),
+            'author': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']"}),
+            'details': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'post_reject_reasons'", 'to': "orm['askbot.Post']"}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'title': ('django.db.models.fields.CharField', [], {'max_length': '128'})
+        },
+        'askbot.postrevision': {
+            'Meta': {'ordering': "('-revision',)", 'unique_together': "(('post', 'revision'),)", 'object_name': 'PostRevision'},
+            'approved': ('django.db.models.fields.BooleanField', [], {'default': 'False', 'db_index': 'True'}),
+            'approved_at': ('django.db.models.fields.DateTimeField', [], {'null': 'True', 'blank': 'True'}),
+            'approved_by': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']", 'null': 'True', 'blank': 'True'}),
+            'author': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'postrevisions'", 'to': "orm['auth.User']"}),
+            'by_email': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'email_address': ('django.db.models.fields.EmailField', [], {'max_length': '75', 'null': 'True', 'blank': 'True'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'is_anonymous': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'post': ('django.db.models.fields.related.ForeignKey', [], {'blank': 'True', 'related_name': "'revisions'", 'null': 'True', 'to': "orm['askbot.Post']"}),
+            'revised_at': ('django.db.models.fields.DateTimeField', [], {}),
+            'revision': ('django.db.models.fields.PositiveIntegerField', [], {}),
+            'summary': ('django.db.models.fields.CharField', [], {'max_length': '300', 'blank': 'True'}),
+            'tagnames': ('django.db.models.fields.CharField', [], {'default': "''", 'max_length': '125', 'blank': 'True'}),
+            'text': ('django.db.models.fields.TextField', [], {}),
+            'title': ('django.db.models.fields.CharField', [], {'default': "''", 'max_length': '300', 'blank': 'True'})
+        },
+        'askbot.posttogroup': {
+            'Meta': {'unique_together': "(('post', 'group'),)", 'object_name': 'PostToGroup', 'db_table': "'askbot_post_groups'"},
+            'group': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['askbot.Group']"}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'post': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['askbot.Post']"})
+        },
+        'askbot.questionview': {
+            'Meta': {'object_name': 'QuestionView'},
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'question': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'viewed'", 'to': "orm['askbot.Post']"}),
+            'when': ('django.db.models.fields.DateTimeField', [], {}),
+            'who': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'question_views'", 'to': "orm['auth.User']"})
+        },
+        'askbot.questionwidget': {
+            'Meta': {'object_name': 'QuestionWidget'},
+            'group': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['askbot.Group']", 'null': 'True', 'blank': 'True'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'order_by': ('django.db.models.fields.CharField', [], {'default': "'-added_at'", 'max_length': '18'}),
+            'question_number': ('django.db.models.fields.PositiveIntegerField', [], {'default': '7'}),
+            'search_query': ('django.db.models.fields.CharField', [], {'default': "''", 'max_length': '50', 'null': 'True', 'blank': 'True'}),
+            'style': ('django.db.models.fields.TextField', [], {'default': '"\\n@import url(\'http://fonts.googleapis.com/css?family=Yanone+Kaffeesatz:300,400,700\');\\nbody {\\n    overflow: hidden;\\n}\\n\\n#container {\\n    width: 200px;\\n    height: 350px;\\n}\\nul {\\n    list-style: none;\\n    padding: 5px;\\n    margin: 5px;\\n}\\nli {\\n    border-bottom: #CCC 1px solid;\\n    padding-bottom: 5px;\\n    padding-top: 5px;\\n}\\nli:last-child {\\n    border: none;\\n}\\na {\\n    text-decoration: none;\\n    color: #464646;\\n    font-family: \'Yanone Kaffeesatz\', sans-serif;\\n    font-size: 15px;\\n}\\n"', 'blank': 'True'}),
+            'tagnames': ('django.db.models.fields.CharField', [], {'max_length': '50'}),
+            'title': ('django.db.models.fields.CharField', [], {'max_length': '100'})
+        },
+        'askbot.replyaddress': {
+            'Meta': {'object_name': 'ReplyAddress'},
+            'address': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '25'}),
+            'allowed_from_email': ('django.db.models.fields.EmailField', [], {'max_length': '150'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'post': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'reply_addresses'", 'null': 'True', 'to': "orm['askbot.Post']"}),
+            'reply_action': ('django.db.models.fields.CharField', [], {'default': "'auto_answer_or_comment'", 'max_length': '32'}),
+            'response_post': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'edit_addresses'", 'null': 'True', 'to': "orm['askbot.Post']"}),
+            'used_at': ('django.db.models.fields.DateTimeField', [], {'default': 'None', 'null': 'True'}),
+            'user': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']"})
+        },
+        'askbot.repute': {
+            'Meta': {'object_name': 'Repute', 'db_table': "u'repute'"},
+            'comment': ('django.db.models.fields.CharField', [], {'max_length': '128', 'null': 'True'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'negative': ('django.db.models.fields.SmallIntegerField', [], {'default': '0'}),
+            'positive': ('django.db.models.fields.SmallIntegerField', [], {'default': '0'}),
+            'question': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['askbot.Post']", 'null': 'True', 'blank': 'True'}),
+            'reputation': ('django.db.models.fields.IntegerField', [], {'default': '1'}),
+            'reputation_type': ('django.db.models.fields.SmallIntegerField', [], {}),
+            'reputed_at': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+            'user': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']"})
+        },
+        'askbot.tag': {
+            'Meta': {'ordering': "('-used_count', 'name')", 'object_name': 'Tag', 'db_table': "u'tag'"},
+            'created_by': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'created_tags'", 'to': "orm['auth.User']"}),
+            'deleted': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'deleted_at': ('django.db.models.fields.DateTimeField', [], {'null': 'True', 'blank': 'True'}),
+            'deleted_by': ('django.db.models.fields.related.ForeignKey', [], {'blank': 'True', 'related_name': "'deleted_tags'", 'null': 'True', 'to': "orm['auth.User']"}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '255'}),
+            'status': ('django.db.models.fields.SmallIntegerField', [], {'default': '1'}),
+            'suggested_by': ('django.db.models.fields.related.ManyToManyField', [], {'related_name': "'suggested_tags'", 'symmetrical': 'False', 'to': "orm['auth.User']"}),
+            'tag_wiki': ('django.db.models.fields.related.OneToOneField', [], {'related_name': "'described_tag'", 'unique': 'True', 'null': 'True', 'to': "orm['askbot.Post']"}),
+            'used_count': ('django.db.models.fields.PositiveIntegerField', [], {'default': '0'})
+        },
+        'askbot.thread': {
+            'Meta': {'object_name': 'Thread'},
+            'accepted_answer': ('django.db.models.fields.related.ForeignKey', [], {'blank': 'True', 'related_name': "'+'", 'null': 'True', 'to': "orm['askbot.Post']"}),
+            'added_at': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+            'answer_accepted_at': ('django.db.models.fields.DateTimeField', [], {'null': 'True', 'blank': 'True'}),
+            'answer_count': ('django.db.models.fields.PositiveIntegerField', [], {'default': '0'}),
+            'approved': ('django.db.models.fields.BooleanField', [], {'default': 'True', 'db_index': 'True'}),
+            'close_reason': ('django.db.models.fields.SmallIntegerField', [], {'null': 'True', 'blank': 'True'}),
+            'closed': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'closed_at': ('django.db.models.fields.DateTimeField', [], {'null': 'True', 'blank': 'True'}),
+            'closed_by': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']", 'null': 'True', 'blank': 'True'}),
+            'favorited_by': ('django.db.models.fields.related.ManyToManyField', [], {'related_name': "'unused_favorite_threads'", 'symmetrical': 'False', 'through': "orm['askbot.FavoriteQuestion']", 'to': "orm['auth.User']"}),
+            'favourite_count': ('django.db.models.fields.PositiveIntegerField', [], {'default': '0'}),
+            'followed_by': ('django.db.models.fields.related.ManyToManyField', [], {'related_name': "'followed_threads'", 'symmetrical': 'False', 'to': "orm['auth.User']"}),
+            'groups': ('django.db.models.fields.related.ManyToManyField', [], {'related_name': "'group_threads'", 'symmetrical': 'False', 'through': "orm['askbot.ThreadToGroup']", 'to': "orm['askbot.Group']"}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'language_code': ('django.db.models.fields.CharField', [], {'default': "'en'", 'max_length': '16'}),
+            'last_activity_at': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+            'last_activity_by': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'unused_last_active_in_threads'", 'to': "orm['auth.User']"}),
+            'points': ('django.db.models.fields.IntegerField', [], {'default': '0', 'db_column': "'score'"}),
+            'tagnames': ('django.db.models.fields.CharField', [], {'max_length': '125'}),
+            'tags': ('django.db.models.fields.related.ManyToManyField', [], {'related_name': "'threads'", 'symmetrical': 'False', 'to': "orm['askbot.Tag']"}),
+            'title': ('django.db.models.fields.CharField', [], {'max_length': '300'}),
+            'view_count': ('django.db.models.fields.PositiveIntegerField', [], {'default': '0'})
+        },
+        'askbot.threadtogroup': {
+            'Meta': {'unique_together': "(('thread', 'group'),)", 'object_name': 'ThreadToGroup', 'db_table': "'askbot_thread_groups'"},
+            'group': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['askbot.Group']"}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'thread': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['askbot.Thread']"}),
+            'visibility': ('django.db.models.fields.SmallIntegerField', [], {'default': '1'})
+        },
+        'askbot.vote': {
+            'Meta': {'unique_together': "(('user', 'voted_post'),)", 'object_name': 'Vote', 'db_table': "u'vote'"},
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'user': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'votes'", 'to': "orm['auth.User']"}),
+            'vote': ('django.db.models.fields.SmallIntegerField', [], {}),
+            'voted_at': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+            'voted_post': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'votes'", 'to': "orm['askbot.Post']"})
+        },
+        'auth.authusergroups': {
+            'Meta': {'unique_together': "(('group', 'user'),)", 'object_name': 'AuthUserGroups', 'db_table': "'auth_user_groups'", 'managed': 'False'},
+            'group': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.Group']"}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'user': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']"})
+        },
+        'auth.group': {
+            'Meta': {'object_name': 'Group'},
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '80'}),
+            'permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'})
+        },
+        'auth.permission': {
+            'Meta': {'ordering': "('content_type__app_label', 'content_type__model', 'codename')", 'unique_together': "(('content_type', 'codename'),)", 'object_name': 'Permission'},
+            'codename': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'content_type': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['contenttypes.ContentType']"}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '50'})
+        },
+        'auth.user': {
+            'Meta': {'object_name': 'User'},
+            'about': ('django.db.models.fields.TextField', [], {'blank': 'True'}),
+            'avatar_type': ('django.db.models.fields.CharField', [], {'default': "'n'", 'max_length': '1'}),
+            'bronze': ('django.db.models.fields.SmallIntegerField', [], {'default': '0'}),
+            'consecutive_days_visit_count': ('django.db.models.fields.IntegerField', [], {'default': '0'}),
+            'country': ('django_countries.fields.CountryField', [], {'max_length': '2', 'blank': 'True'}),
+            'date_joined': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+            'date_of_birth': ('django.db.models.fields.DateField', [], {'null': 'True', 'blank': 'True'}),
+            'display_tag_filter_strategy': ('django.db.models.fields.SmallIntegerField', [], {'default': '0'}),
+            'email': ('django.db.models.fields.EmailField', [], {'max_length': '75', 'blank': 'True'}),
+            'email_isvalid': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'email_key': ('django.db.models.fields.CharField', [], {'max_length': '32', 'null': 'True'}),
+            'email_signature': ('django.db.models.fields.TextField', [], {'blank': 'True'}),
+            'email_tag_filter_strategy': ('django.db.models.fields.SmallIntegerField', [], {'default': '1'}),
+            'first_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
+            'gold': ('django.db.models.fields.SmallIntegerField', [], {'default': '0'}),
+            'gravatar': ('django.db.models.fields.CharField', [], {'max_length': '32'}),
+            'groups': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Group']", 'symmetrical': 'False', 'blank': 'True'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'ignored_tags': ('django.db.models.fields.TextField', [], {'blank': 'True'}),
+            'interesting_tags': ('django.db.models.fields.TextField', [], {'blank': 'True'}),
+            'is_active': ('django.db.models.fields.BooleanField', [], {'default': 'True'}),
+            'is_fake': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'is_staff': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'is_superuser': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'languages': ('django.db.models.fields.CharField', [], {'default': "'en'", 'max_length': '128'}),
+            'last_login': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+            'last_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
+            'last_seen': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+            'location': ('django.db.models.fields.CharField', [], {'max_length': '100', 'blank': 'True'}),
+            'new_response_count': ('django.db.models.fields.IntegerField', [], {'default': '0'}),
+            'password': ('django.db.models.fields.CharField', [], {'max_length': '128'}),
+            'questions_per_page': ('django.db.models.fields.SmallIntegerField', [], {'default': '10'}),
+            'real_name': ('django.db.models.fields.CharField', [], {'max_length': '100', 'blank': 'True'}),
+            'reputation': ('django.db.models.fields.PositiveIntegerField', [], {'default': '1'}),
+            'seen_response_count': ('django.db.models.fields.IntegerField', [], {'default': '0'}),
+            'show_country': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'show_marked_tags': ('django.db.models.fields.BooleanField', [], {'default': 'True'}),
+            'silver': ('django.db.models.fields.SmallIntegerField', [], {'default': '0'}),
+            'status': ('django.db.models.fields.CharField', [], {'default': "'w'", 'max_length': '2'}),
+            'subscribed_tags': ('django.db.models.fields.TextField', [], {'blank': 'True'}),
+            'user_permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'}),
+            'username': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '255'}),
+            'website': ('django.db.models.fields.URLField', [], {'max_length': '200', 'blank': 'True'})
+        },
+        'contenttypes.contenttype': {
+            'Meta': {'ordering': "('name',)", 'unique_together': "(('app_label', 'model'),)", 'object_name': 'ContentType', 'db_table': "'django_content_type'"},
+            'app_label': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'model': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '100'})
+        }
+    }
+
+    complete_apps = ['askbot']
diff --git a/askbot/models/post.py b/askbot/models/post.py
index 2b616718..a029143a 100644
--- a/askbot/models/post.py
+++ b/askbot/models/post.py
@@ -214,6 +214,7 @@ class PostManager(BaseQuerySetManager):
             added_at = added_at,
             wiki = wiki,
             text = text,
+            language_code = thread.language_code
             #.html field is denormalized by the save() call
         )
 
@@ -371,6 +372,7 @@ class Post(models.Model):
 
     html = models.TextField(null=True)#html rendition of the latest revision
     text = models.TextField(null=True)#denormalized copy of latest revision
+    language_code = models.CharField(max_length=16, default=django_settings.LANGUAGE_CODE)
 
     # Denormalised data
     summary = models.TextField(null=True)
diff --git a/askbot/search/postgresql/__init__.py b/askbot/search/postgresql/__init__.py
index 4e359cc1..3edef65d 100644
--- a/askbot/search/postgresql/__init__.py
+++ b/askbot/search/postgresql/__init__.py
@@ -3,6 +3,26 @@ from django.db import connection
 from django.conf import settings as django_settings
 from django.utils.translation import get_language
 
+#mapping of "django" language names to postgres
+LANGUAGE_NAMES = {
+    'da': 'danish',
+    'nl': 'dutch',
+    'en': 'english',
+    'fi': 'finnish',
+    'fr': 'french',
+    'de': 'german',
+    'hu': 'hungarian',
+    'it': 'italian',
+    'ja': 'japanese',
+    'nb': 'norwegian',
+    'pt': 'portugese',
+    'ro': 'romanian',
+    'ru': 'russian',
+    'es': 'spanish',
+    'sv': 'swedish',
+    'tr': 'turkish'
+}
+
 def setup_full_text_search(script_path):
     """using postgresql database connection,
     installs the plsql language, if necessary
@@ -37,17 +57,21 @@ def run_full_text_search(query_set, query_text, text_search_vector_name):
  
     rank_clause = 'ts_rank(' + table_name + \
                     '.' + text_search_vector_name + \
-                    ', plainto_tsquery(%s))'
+                    ', plainto_tsquery(%s, %s))'
  
     where_clause = table_name + '.' + \
                     text_search_vector_name + \
-                    ' @@ plainto_tsquery(%s)'
+                    ' @@ plainto_tsquery(%s, %s)'
+
+    language_code = get_language()
 
     if getattr(django_settings, 'ASKBOT_MULTILINGUAL', True):
-        where_clause += " AND language_code='" + get_language() + "'"
+        where_clause += " AND " + table_name + \
+                        '.' + "language_code='" + language_code + "'"
 
     search_query = '&'.join(query_text.split())#apply "AND" operator
-    extra_params = (search_query,)
+    language_name = LANGUAGE_NAMES.get(language_code, 'english')
+    extra_params = (language_name, search_query,)
     extra_kwargs = {
         'select': {'relevance': rank_clause},
         'where': [where_clause,],
diff --git a/askbot/search/postgresql/thread_and_post_models_01022013.plsql b/askbot/search/postgresql/thread_and_post_models_01022013.plsql
new file mode 100644
index 00000000..8e57ed1b
--- /dev/null
+++ b/askbot/search/postgresql/thread_and_post_models_01022013.plsql
@@ -0,0 +1,289 @@
+/* function testing for existence of a column in a table
+   if table does not exists, function will return "false" */
+CREATE OR REPLACE FUNCTION column_exists(colname text, tablename text)
+RETURNS boolean AS 
+$$
+DECLARE
+    q text;
+    onerow record;
+BEGIN
+
+    q = 'SELECT attname FROM pg_attribute WHERE attrelid = ( SELECT oid FROM pg_class WHERE relname = '''||tablename||''') AND attname = '''||colname||''''; 
+
+    FOR onerow IN EXECUTE q LOOP
+        RETURN true;
+    END LOOP;
+
+    RETURN false;
+END;
+$$ LANGUAGE plpgsql;
+
+/* function adding tsvector column to table if it does not exists */
+CREATE OR REPLACE FUNCTION add_tsvector_column(colname text, tablename text)
+RETURNS boolean AS
+$$
+DECLARE
+    q text;
+BEGIN
+    IF NOT column_exists(colname, tablename) THEN
+        q = 'ALTER TABLE ' || tablename || ' ADD COLUMN ' || colname || ' tsvector';
+        EXECUTE q;
+        RETURN true;
+    ELSE
+        q = 'UPDATE ' || tablename || ' SET ' || colname || '=NULL';
+        EXECUTE q;
+        RETURN false;
+    END IF;
+END;
+$$ LANGUAGE plpgsql;
+
+/* aggregate function that concatenates tsvectors */
+CREATE OR REPLACE FUNCTION tsv_add(tsv1 tsvector, tsv2 tsvector)
+RETURNS tsvector AS
+$$
+BEGIN
+    RETURN tsv1 || tsv2;
+END;
+$$ LANGUAGE plpgsql;
+
+CREATE OR REPLACE FUNCTION setup_aggregates() RETURNS boolean AS
+$$
+DECLARE
+    onerow record;
+BEGIN
+    FOR onerow IN SELECT * FROM pg_proc WHERE proname = 'concat_tsvectors' AND proisagg LOOP
+        DROP AGGREGATE concat_tsvectors(tsvector);
+    END LOOP;
+    CREATE AGGREGATE concat_tsvectors (
+        BASETYPE = tsvector,
+        SFUNC = tsv_add,
+        STYPE = tsvector,
+        INITCOND = ''
+    );
+    RETURN true;
+END;
+$$ LANGUAGE plpgsql;
+
+SELECT setup_aggregates();
+
+/* language name resolution function. todo: move languace conv to python code */
+DROP FUNCTION IF EXISTS get_language_name_from_code(lang_code text);
+CREATE OR REPLACE FUNCTION get_language_name_from_code(lang_code text)
+RETURNS regconfig AS
+$$
+BEGIN
+    IF lang_code = 'en' THEN
+        RETURN 'english';
+    ELSIF lang_code = 'da' THEN
+        RETURN 'danish';
+    ELSIF lang_code = 'nl' THEN
+        RETURN 'danish';
+    ELSIF lang_code = 'fi' THEN
+        RETURN 'finnish';
+    ELSIF lang_code = 'fr' THEN
+        RETURN 'french';
+    ELSIF lang_code = 'de' THEN
+        RETURN 'german';
+    ELSIF lang_code = 'hu' THEN
+        RETURN 'hungarian';
+    ELSIF lang_code = 'it' THEN
+        RETURN 'italian';
+    ELSIF lang_code = 'nb' THEN
+        RETURN 'norwegian';
+    ELSIF lang_code = 'pt' THEN
+        RETURN 'portugese';
+    ELSIF lang_code = 'ro' THEN
+        RETURN 'romanian';
+    ELSIF lang_code = 'ru' THEN
+        RETURN 'russian';
+    ELSIF lang_code = 'es' THEN
+        RETURN 'spanish';
+    ELSIF lang_code = 'sv' THEN
+        RETURN 'swedish';
+    ELSIF lang_code = 'tr' THEN
+        RETURN 'turkish';
+    ELSIF lang_code = 'ja' THEN
+        RETURN 'japanese';
+    END IF;
+    RETURN 'english';
+END;
+$$ LANGUAGE plpgsql;
+
+/* calculates text search vector for the individual thread row
+DOES not include question body post, answers or comments */
+DROP FUNCTION IF EXISTS get_thread_tsv(title text, tagnames text);
+CREATE OR REPLACE FUNCTION get_thread_tsv(title text, tagnames text, lang_code text)
+RETURNS tsvector AS
+$$
+DECLARE
+    lang_name regconfig;
+BEGIN
+    lang_name = get_language_name_from_code(lang_code);
+    /* todo add weight depending on votes */
+    RETURN  setweight(to_tsvector(lang_name, coalesce(title, '')), 'A') ||
+            setweight(to_tsvector(lang_name, coalesce(tagnames, '')), 'A');
+END;
+$$ LANGUAGE plpgsql;
+
+/* calculates text seanch vector for the individual question row */
+DROP FUNCTION IF EXISTS get_post_tsv(text text, post_type text);
+CREATE OR REPLACE FUNCTION get_post_tsv(text text, post_type text, lang_code text)
+RETURNS tsvector AS
+$$
+DECLARE
+    lang_name regconfig;
+BEGIN
+    /* todo adjust weights to reflect votes */
+    lang_name = get_language_name_from_code(lang_code);
+    IF post_type='question' THEN
+        RETURN setweight(to_tsvector(lang_name, coalesce(text, '')), 'B');
+    ELSIF post_type='answer' THEN
+        /* todo reflect whether the answer acepted or has many points */
+        RETURN setweight(to_tsvector(lang_name, coalesce(text, '')), 'C');
+    ELSIF post_type='comment' THEN
+        RETURN setweight(to_tsvector(lang_name, coalesce(text, '')), 'D');
+    ELSE
+        RETURN to_tsvector('');
+    END IF;
+END;
+$$ LANGUAGE plpgsql;
+
+/* calculates text search vector for the question body part by thread id
+here we extract question title and the text by thread_id and then
+calculate the text search vector. In the future question
+title will be moved to the askbot_thread table and this function
+will be simpler.
+*/
+CREATE OR REPLACE FUNCTION get_thread_question_tsv(thread_id integer)
+RETURNS tsvector AS
+$$
+DECLARE
+    query text;
+    onerow record;
+BEGIN
+    query = 'SELECT text, language_code FROM askbot_post WHERE thread_id=' || thread_id ||
+            ' AND post_type=''question'' AND deleted=false';
+    FOR onerow in EXECUTE query LOOP
+        RETURN get_post_tsv(onerow.text, 'question', onerow.language_code);
+    END LOOP;
+    RETURN to_tsvector('');
+END;
+$$ LANGUAGE plpgsql;
+
+DROP FUNCTION IF EXISTS get_dependent_comments_tsv(object_id integer, tablename text);
+CREATE OR REPLACE FUNCTION get_dependent_comments_tsv(parent_id integer)
+RETURNS tsvector AS
+$$
+DECLARE
+    query text;
+    onerow record;
+BEGIN
+    query = 'SELECT concat_tsvectors(text_search_vector) FROM askbot_post' ||
+        ' WHERE parent_id=' || parent_id || 
+        ' AND post_type=''comment'' AND deleted=false';
+    FOR onerow IN EXECUTE query LOOP
+        RETURN onerow.concat_tsvectors;
+    END LOOP;
+    RETURN to_tsvector('');
+END;
+$$ LANGUAGE plpgsql;
+
+DROP FUNCTION IF EXISTS get_dependent_answers_tsv(question_id integer);
+CREATE OR REPLACE FUNCTION get_dependent_answers_tsv(thread_id integer)
+RETURNS tsvector AS
+$$
+DECLARE
+    query text;
+    onerow record;
+BEGIN
+    query = 'SELECT concat_tsvectors(text_search_vector) ' ||
+       'FROM askbot_post WHERE thread_id = ' || thread_id ||
+       ' AND deleted=false';
+    FOR onerow IN EXECUTE query LOOP
+        RETURN onerow.concat_tsvectors;
+    END LOOP;
+    RETURN to_tsvector('');
+END;
+$$ LANGUAGE plpgsql;
+
+DROP TRIGGER IF EXISTS thread_search_vector_update_trigger on askbot_thread;
+DROP TRIGGER IF EXISTS thread_search_vector_insert_trigger on askbot_thread;
+DROP TRIGGER IF EXISTS post_search_vector_update_trigger on askbot_post;
+
+/* create tsvector columns in the content tables
+ need to isolate these into own transactions, b/c of a weird mix
+ of triggers/update and alter table statements
+*/
+SELECT add_tsvector_column('text_search_vector', 'askbot_thread');
+COMMIT;
+BEGIN;
+SELECT add_tsvector_column('text_search_vector', 'askbot_post');
+COMMIT;
+BEGIN;
+SELECT add_tsvector_column('title_search_vector', 'askbot_thread');
+COMMIT;
+BEGIN;
+
+/* one trigger per table for tsv updates */
+
+/* set up update triggers */
+CREATE OR REPLACE FUNCTION thread_update_trigger() RETURNS trigger AS
+$$
+DECLARE
+    title_tsv tsvector;
+BEGIN
+    title_tsv = get_thread_tsv(new.title, new.tagnames, new.language_code);
+    new.title_search_vector = title_tsv;
+    new.text_search_vector = title_tsv ||
+                             get_thread_question_tsv(new.id) ||
+                             get_dependent_answers_tsv(new.id);
+    RETURN new;
+END;
+$$ LANGUAGE plpgsql;
+CREATE TRIGGER thread_search_vector_update_trigger 
+BEFORE UPDATE ON askbot_thread FOR EACH ROW EXECUTE PROCEDURE thread_update_trigger();
+
+CREATE OR REPLACE FUNCTION thread_insert_trigger() RETURNS trigger AS
+$$
+BEGIN
+    new.text_search_vector = get_thread_tsv(new.title, new.tagnames, new.language_code);
+    RETURN new;
+END;
+$$ LANGUAGE plpgsql;
+CREATE TRIGGER thread_search_vector_insert_trigger
+BEFORE INSERT ON askbot_thread FOR EACH ROW EXECUTE PROCEDURE thread_insert_trigger();
+
+/* post trigger */
+CREATE OR REPLACE FUNCTION post_trigger() RETURNS trigger AS
+$$
+BEGIN
+    IF new.post_type = 'question' THEN
+        new.text_search_vector = get_post_tsv(new.text, 'question', new.language_code) ||
+                                 get_dependent_comments_tsv(new.id);
+    ELSIF new.post_type = 'answer' THEN
+        new.text_search_vector = get_post_tsv(new.text, 'answer', new.language_code) ||
+                                 get_dependent_comments_tsv(new.id);
+    ELSIF new.post_type = 'comment' THEN
+        new.text_search_vector = get_post_tsv(new.text, 'comment', new.language_code);
+    END IF;
+    UPDATE askbot_thread SET id=new.thread_id WHERE id=new.thread_id;
+    return new;
+END;
+$$ LANGUAGE plpgsql;
+CREATE TRIGGER post_search_vector_update_trigger 
+BEFORE INSERT OR UPDATE ON askbot_post FOR EACH ROW EXECUTE PROCEDURE post_trigger();
+
+/* populate tsvectors with data */
+-- post tsvectors
+UPDATE askbot_post set text_search_vector = get_post_tsv(text, post_type, language_code) WHERE post_type IN ('answer', 'comment', 'question');
+UPDATE askbot_post as q SET text_search_vector = text_search_vector ||
+    get_dependent_comments_tsv(q.id) WHERE post_type IN ('question', 'answer');
+
+--thread tsvector
+UPDATE askbot_thread SET text_search_vector = get_thread_tsv(title, tagnames, language_code);
+UPDATE askbot_thread as t SET text_search_vector = text_search_vector ||
+    get_dependent_answers_tsv(t.id) ||
+    get_thread_question_tsv(t.id);
+UPDATE askbot_thread SET title_search_vector = get_thread_tsv(title, tagnames, language_code);
+DROP INDEX IF EXISTS askbot_search_idx;
+CREATE INDEX askbot_search_idx ON askbot_thread USING gin(text_search_vector);