# HG changeset patch
# User neko259 <neko259@gmail.com>
# Date 2016-04-29 15:50:44
# Node ID c4d18abba5fdac75db9521df268f8a5bad1af9c0
# Parent  df43af37dbd0ecdce2e3f197c5933cf74a7371cf
# Parent  9178427eb3553fb7f09759fd2c455e0a5fb22a03

Merged with default branch

diff --git a/.hgtags b/.hgtags
--- a/.hgtags
+++ b/.hgtags
@@ -37,3 +37,4 @@ c48ffdc671566069ed0f33644da1229277f3cd18
 d66dc192d4e089ba85325afeef5229b73cb0fde4 2.10.0
 1c22a38cca9ae3bee13d6f263792c0629d0061f6 2.10.1
 3076e0d03339f3b41dcc71fb6af2b4169920846c 2.11.0
+9cffa58fae74952b8ffe70328af88a5df17059c1 2.12.0
diff --git a/boards/abstracts/attachment_alias.py b/boards/abstracts/attachment_alias.py
new file mode 100644
--- /dev/null
+++ b/boards/abstracts/attachment_alias.py
@@ -0,0 +1,27 @@
+from boards.abstracts.settingsmanager import SessionSettingsManager
+from boards.models import PostImage
+
+class AttachmentAlias:
+    def get_image(alias):
+        pass
+
+
+class SessionAttachmentAlias(AttachmentAlias):
+    def __init__(self, session):
+        self.session = session
+
+    def get_image(self, alias):
+        settings_manager = SessionSettingsManager(self.session)
+        return settings_manager.get_image_by_alias(alias)
+
+
+class ModelAttachmentAlias(AttachmentAlias):
+    def get_image(self, alias):
+        return PostImage.objects.filter(alias=alias).first()
+
+
+def get_image_by_alias(alias, session):
+    image = SessionAttachmentAlias(session).get_image(alias) or ModelAttachmentAlias().get_image(alias)
+
+    if image is not None:
+        return image
diff --git a/boards/abstracts/settingsmanager.py b/boards/abstracts/settingsmanager.py
--- a/boards/abstracts/settingsmanager.py
+++ b/boards/abstracts/settingsmanager.py
@@ -19,6 +19,7 @@ SETTING_USERNAME = 'username'
 SETTING_LAST_NOTIFICATION_ID = 'last_notification'
 SETTING_IMAGE_VIEWER = 'image_viewer'
 SETTING_TRIPCODE = 'tripcode'
+SETTING_IMAGES = 'images_aliases'
 
 DEFAULT_THEME = 'md'
 
@@ -144,11 +145,25 @@ class SettingsManager:
         return str(opening_post.id) in self.get_fav_threads()
 
     def get_notification_usernames(self):
+        names = set()
         name_list = self.get_setting(SETTING_USERNAME)
-        if name_list is not None and len(name_list) > 0:
-            return name_list.lower().split(',')
-        else:
-            return list()
+        if name_list is not None:
+            name_list = name_list.strip()
+            if len(name_list) > 0:
+                names = name_list.lower().split(',')
+                names = set(name.strip() for name in names)
+        return names
+
+    def get_image_by_alias(self, alias):
+        images = self.get_setting(SETTING_IMAGES)
+        if images is not None and len(images) > 0:
+            return images.get(alias)
+
+    def add_image_alias(self, alias, image):
+        images = self.get_setting(SETTING_IMAGES)
+        if images is None:
+            images = dict()
+        images.put(alias, image)
 
 
 class SessionSettingsManager(SettingsManager):
diff --git a/boards/admin.py b/boards/admin.py
--- a/boards/admin.py
+++ b/boards/admin.py
@@ -1,16 +1,17 @@
 from django.contrib import admin
-from boards.models import Post, Tag, Ban, Thread, KeyPair, Banner
 from django.utils.translation import ugettext_lazy as _
+from django.core.urlresolvers import reverse
+from boards.models import Post, Tag, Ban, Thread, Banner, PostImage
 
 
 @admin.register(Post)
 class PostAdmin(admin.ModelAdmin):
 
-    list_display = ('id', 'title', 'text', 'poster_ip')
+    list_display = ('id', 'title', 'text', 'poster_ip', 'linked_images')
     list_filter = ('pub_time',)
     search_fields = ('id', 'title', 'text', 'poster_ip')
     exclude = ('referenced_posts', 'refmap')
-    readonly_fields = ('poster_ip', 'threads', 'thread', 'images',
+    readonly_fields = ('poster_ip', 'threads', 'thread', 'linked_images',
             'attachments', 'uid', 'url', 'pub_time', 'opening')
 
     def ban_poster(self, request, queryset):
@@ -22,7 +23,27 @@ class PostAdmin(admin.ModelAdmin):
                 bans += 1
         self.message_user(request, _('{} posters were banned').format(bans))
 
-    actions = ['ban_poster']
+    def ban_with_hiding(self, request, queryset):
+        bans = 0
+        hidden = 0
+        for post in queryset:
+            poster_ip = post.poster_ip
+            ban, created = Ban.objects.get_or_create(ip=poster_ip)
+            if created:
+                bans += 1
+            posts = Post.objects.filter(poster_ip=poster_ip, id__gte=post.id)
+            hidden += posts.count()
+            posts.update(hidden=True)
+        self.message_user(request, _('{} posters were banned, {} messages were hidden').format(bans, hidden))
+
+    def linked_images(self, obj: Post):
+        images = obj.images.all()
+        image_urls = ['<a href="{}">{}</a>'.format(reverse('admin:%s_%s_change' %(image._meta.app_label,  image._meta.model_name),  args=[image.id]), image.hash) for image in images]
+        return ', '.join(image_urls)
+    linked_images.allow_tags = True
+
+
+    actions = ['ban_poster', 'ban_with_hiding']
 
 
 @admin.register(Tag)
@@ -34,6 +55,10 @@ class TagAdmin(admin.ModelAdmin):
     def display_children(self, obj: Tag):
         return ', '.join([str(child) for child in obj.get_children().all()])
 
+    def save_model(self, request, obj, form, change):
+        super().save_model(request, obj, form, change)
+        for thread in obj.get_threads().all():
+            thread.refresh_tags()
     list_display = ('name', 'thread_count', 'display_children')
     search_fields = ('name',)
 
@@ -56,6 +81,10 @@ class ThreadAdmin(admin.ModelAdmin):
     def op(self, obj: Thread):
         return obj.get_opening_post_id()
 
+    # Save parent tags when editing tags
+    def save_related(self, request, form, formsets, change):
+        super().save_related(request, form, formsets, change)
+        form.instance.refresh_tags()
     list_display = ('id', 'op', 'title', 'reply_count', 'status', 'ip',
             'display_tags')
     list_filter = ('bump_time', 'status')
diff --git a/boards/config/default_settings.ini b/boards/config/default_settings.ini
--- a/boards/config/default_settings.ini
+++ b/boards/config/default_settings.ini
@@ -1,5 +1,5 @@
 [Version]
-Version = 2.11.0 Yuko
+Version = 2.12.0 Lyekka
 SiteName = Neboard DEV
 
 [Cache]
diff --git a/boards/context_processors.py b/boards/context_processors.py
--- a/boards/context_processors.py
+++ b/boards/context_processors.py
@@ -4,8 +4,9 @@ from boards.models.user import Notificat
 
 __author__ = 'neko259'
 
+import neboard
 from boards import settings
-from boards.models import Post, Tag
+from boards.models import Post, Tag, Thread
 
 CONTEXT_SITE_NAME = 'site_name'
 CONTEXT_VERSION = 'version'
@@ -20,6 +21,8 @@ CONTEXT_TAGS_STR = 'tags_str'
 CONTEXT_IMAGE_VIEWER = 'image_viewer'
 CONTEXT_HAS_FAV_THREADS = 'has_fav_threads'
 CONTEXT_POW_DIFFICULTY = 'pow_difficulty'
+CONTEXT_NEW_POST_COUNT = 'new_post_count'
+CONTEXT_SEARCH_ENABLED = 'search_enabled'
 
 
 def get_notifications(context, request):
@@ -31,11 +34,23 @@ def get_notifications(context, request):
             SETTING_LAST_NOTIFICATION_ID)
 
         new_notifications_count = Notification.objects.get_notification_posts(
-                usernames=usernames, last=last_notification_id).count()
+                usernames=usernames, last=last_notification_id).only('id').count()
     context[CONTEXT_NEW_NOTIFICATIONS_COUNT] = new_notifications_count
     context[CONTEXT_USERNAMES] = usernames
 
 
+def get_new_post_count(context, request):
+    settings_manager = get_settings_manager(request)
+    fav_threads = settings_manager.get_fav_threads()
+    fav_thread_ops = Post.objects.filter(id__in=fav_threads.keys()) \
+        .order_by('-pub_time').only('thread_id', 'pub_time')
+
+    ops = [{'op': op, 'last_id': fav_threads[str(op.id)]} for op in fav_thread_ops]
+    count = Thread.objects.get_new_post_count(ops)
+    if count > 0:
+        context[CONTEXT_NEW_POST_COUNT] = '(+{})'.format(count)
+
+
 def user_and_ui_processor(request):
     context = dict()
 
@@ -53,7 +68,7 @@ def user_and_ui_processor(request):
     context[CONTEXT_VERSION] = settings.get('Version', 'Version')
     context[CONTEXT_SITE_NAME] = settings.get('Version', 'SiteName')
 
-    if settings.get_bool('Forms', 'LimitPostingSpeed'):
+    if settings.get_bool('Forms', 'LimitPostingSpeed') and not settings_manager.get_setting('confirmed_user'):
         context[CONTEXT_POW_DIFFICULTY] = settings.get_int('Forms', 'PowDifficulty')
 
     context[CONTEXT_IMAGE_VIEWER] = settings_manager.get_setting(
@@ -63,6 +78,9 @@ def user_and_ui_processor(request):
     context[CONTEXT_HAS_FAV_THREADS] =\
         len(settings_manager.get_fav_threads()) > 0
 
+    context[CONTEXT_SEARCH_ENABLED] = 'haystack' in neboard.settings.INSTALLED_APPS
+
     get_notifications(context, request)
+    get_new_post_count(context, request)
 
     return context
diff --git a/boards/forms.py b/boards/forms.py
--- a/boards/forms.py
+++ b/boards/forms.py
@@ -8,10 +8,12 @@ import pytz
 from django import forms
 from django.core.files.uploadedfile import SimpleUploadedFile
 from django.core.exceptions import ObjectDoesNotExist
-from django.forms.util import ErrorList
+from django.forms.utils import ErrorList
 from django.utils.translation import ugettext_lazy as _, ungettext_lazy
 from django.utils import timezone
 
+from boards.abstracts.settingsmanager import get_settings_manager
+from boards.abstracts.attachment_alias import get_image_by_alias
 from boards.mdx_neboard import formatters
 from boards.models.attachment.downloaders import Downloader
 from boards.models.post import TITLE_MAX_LENGTH
@@ -23,7 +25,7 @@ import boards.settings as board_settings
 import neboard
 
 POW_HASH_LENGTH = 16
-POW_LIFE_MINUTES = 1
+POW_LIFE_MINUTES = 5
 
 REGEX_TAGS = re.compile(r'^[\w\s\d]+$', re.UNICODE)
 REGEX_USERNAMES = re.compile(r'^[\w\s\d,]+$', re.UNICODE)
@@ -62,6 +64,8 @@ MIMETYPE_EXTENSIONS = {
     'x-diff': 'diff',
     'image/svg+xml': 'svg',
     'application/x-shockwave-flash': 'swf',
+    'image/x-ms-bmp': 'bmp',
+    'image/bmp': 'bmp',
 }
 
 
@@ -180,6 +184,7 @@ class PostForm(NeboardForm):
 
     session = None
     need_to_ban = False
+    image = None
 
     def _update_file_extension(self, file):
         if file:
@@ -226,13 +231,20 @@ class PostForm(NeboardForm):
         url = self.cleaned_data['file_url']
 
         file = None
+
         if url:
-            file = self._get_file_from_url(url)
+            file = get_image_by_alias(url, self.session)
+            self.image = file
 
-            if not file:
-                raise forms.ValidationError(_('Invalid URL'))
-            else:
-                validate_file_size(file.size)
+            if file is not None:
+                return
+
+            if file is None:
+                file = self._get_file_from_url(url)
+                if not file:
+                    raise forms.ValidationError(_('Invalid URL'))
+                else:
+                    validate_file_size(file.size)
         self._update_file_extension(file)
 
         return file
@@ -267,12 +279,21 @@ class PostForm(NeboardForm):
             self._clean_text_file()
 
         limit_speed = board_settings.get_bool('Forms', 'LimitPostingSpeed')
-        if not self.errors and limit_speed:
+
+        settings_manager = get_settings_manager(self)
+        if not self.errors and limit_speed and not settings_manager.get_setting('confirmed_user'):
             pow_difficulty = board_settings.get_int('Forms', 'PowDifficulty')
-            if pow_difficulty > 0 and cleaned_data['timestamp'] and cleaned_data['iteration'] and cleaned_data['guess']:
-                self._validate_hash(cleaned_data['timestamp'], cleaned_data['iteration'], cleaned_data['guess'], cleaned_data['text'])
+            if pow_difficulty > 0:
+                # Limit only first post
+                if cleaned_data['timestamp'] \
+                        and cleaned_data['iteration'] and cleaned_data['guess'] \
+                        and not settings_manager.get_setting('confirmed_user'):
+                    self._validate_hash(cleaned_data['timestamp'], cleaned_data['iteration'], cleaned_data['guess'], cleaned_data['text'])
             else:
+                # Limit every post
                 self._validate_posting_speed()
+            settings_manager.set_setting('confirmed_user', True)
+
 
         return cleaned_data
 
@@ -300,11 +321,18 @@ class PostForm(NeboardForm):
         else:
             return title
 
+    def get_images(self):
+        if self.image:
+            return [self.image]
+        else:
+            return []
+
     def _clean_text_file(self):
         text = self.cleaned_data.get('text')
         file = self.get_file()
+        images = self.get_images()
 
-        if (not text) and (not file):
+        if (not text) and (not file) and len(images) == 0:
             error_message = _('Either text or file must be entered.')
             self._errors['text'] = self.error_class([error_message])
 
@@ -361,9 +389,6 @@ class PostForm(NeboardForm):
     def _validate_hash(self, timestamp: str, iteration: str, guess: str, message: str):
         post_time = timezone.datetime.fromtimestamp(
             int(timestamp[:-3]), tz=timezone.get_current_timezone())
-        timedelta = (timezone.now() - post_time).seconds / 60
-        if timedelta > POW_LIFE_MINUTES:
-            self._errors['text'] = self.error_class([_('Stale PoW.')])
 
         payload = timestamp + message.replace('\r\n', '\n')
         difficulty = board_settings.get_int('Forms', 'PowDifficulty')
@@ -378,6 +403,7 @@ class PostForm(NeboardForm):
                 [_('Invalid PoW.')])
 
 
+
 class ThreadForm(PostForm):
 
     tags = forms.CharField(
diff --git a/boards/locale/ru/LC_MESSAGES/django.mo b/boards/locale/ru/LC_MESSAGES/django.mo
index c9505039fdd1cf02f1a6df56384ccc3ef8fd3316..1ce78b9bdd0653872892b854e08a7a2aae148a9e
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diff --git a/boards/locale/ru/LC_MESSAGES/django.po b/boards/locale/ru/LC_MESSAGES/django.po
--- a/boards/locale/ru/LC_MESSAGES/django.po
+++ b/boards/locale/ru/LC_MESSAGES/django.po
@@ -529,4 +529,16 @@ msgid "Remove from favorites"
 msgstr "Убрать из избранного"
 
 msgid "Monochrome"
-msgstr "Монохромный"
\ No newline at end of file
+msgstr "Монохромный"
+
+msgid "Subsections: "
+msgstr "Подразделы: "
+
+msgid "Change file source"
+msgstr "Изменить источник файла"
+
+msgid "interesting"
+msgstr "интересное"
+
+msgid "images"
+msgstr "изображения"
diff --git a/boards/mdx_neboard.py b/boards/mdx_neboard.py
--- a/boards/mdx_neboard.py
+++ b/boards/mdx_neboard.py
@@ -1,6 +1,7 @@
 # coding=utf-8
 
 import re
+import random
 import bbcode
 
 from urllib.parse import unquote
@@ -19,6 +20,9 @@ MULTI_NEWLINES_PATTERN = re.compile(r'(\
 ONE_NEWLINE = '\n'
 REGEX_URL = re.compile(r'https?\://[a-zA-Z0-9\-\.]+\.[a-zA-Z]{2,3}(/\S*)?')
 LINE_BREAK_HTML = '<div class="br"></div>'
+SPOILER_SPACE = '&nbsp;'
+
+MAX_SPOILER_MULTIPLIER = 2
 
 
 class TextFormatter():
@@ -67,13 +71,6 @@ class SpoilerPattern(TextFormatter):
     format_left = '[spoiler]'
     format_right = '[/spoiler]'
 
-    def handleMatch(self, m):
-        quote_element = etree.Element('span')
-        quote_element.set('class', 'spoiler')
-        quote_element.text = m.group(2)
-
-        return quote_element
-
 
 class CommentPattern(TextFormatter):
     name = ''
@@ -173,6 +170,17 @@ def render_tag(tag_name, value, options,
     return url
 
 
+def render_spoiler(tag_name, value, options, parent, context):
+    text_len = len(value)
+    space_count = random.randint(0, text_len * MAX_SPOILER_MULTIPLIER)
+    side_spaces = SPOILER_SPACE * (space_count // 2)
+    return '<span class="spoiler">{}{}{}</span>'.format(side_spaces, value,
+            side_spaces)
+
+    return quote_element
+
+
+
 formatters = [
     QuotePattern,
     SpoilerPattern,
@@ -202,11 +210,10 @@ class Parser:
         self.parser.add_formatter('quote', render_quote, strip=True)
         self.parser.add_formatter('user', render_notification, strip=True)
         self.parser.add_formatter('tag', render_tag, strip=True)
+        self.parser.add_formatter('spoiler', render_spoiler, strip=True)
         self.parser.add_simple_formatter(
             'comment', '<span class="comment">//%(value)s</span>')
         self.parser.add_simple_formatter(
-            'spoiler', '<span class="spoiler">%(value)s</span>')
-        self.parser.add_simple_formatter(
             's', '<span class="strikethrough">%(value)s</span>')
         # TODO Why not use built-in tag?
         self.parser.add_simple_formatter('code',
@@ -230,3 +237,8 @@ class Parser:
 
     def parse(self, text):
         return self.parser.format(text)
+
+
+parser = Parser()
+def get_parser():
+    return parser
diff --git a/boards/migrations/0041_auto_20160124_2341.py b/boards/migrations/0041_auto_20160124_2341.py
new file mode 100644
--- /dev/null
+++ b/boards/migrations/0041_auto_20160124_2341.py
@@ -0,0 +1,24 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('boards', '0040_thread_monochrome'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='attachment',
+            name='original_filename',
+            field=models.TextField(null=True),
+        ),
+        migrations.AddField(
+            model_name='postimage',
+            name='original_filename',
+            field=models.TextField(null=True),
+        ),
+    ]
diff --git a/boards/migrations/0042_auto_20160422_1053.py b/boards/migrations/0042_auto_20160422_1053.py
new file mode 100644
--- /dev/null
+++ b/boards/migrations/0042_auto_20160422_1053.py
@@ -0,0 +1,28 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.9.5 on 2016-04-22 07:53
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('boards', '0041_auto_20160124_2341'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='attachment',
+            name='original_filename',
+        ),
+        migrations.RemoveField(
+            model_name='postimage',
+            name='original_filename',
+        ),
+        migrations.AddField(
+            model_name='postimage',
+            name='alias',
+            field=models.TextField(blank=True, null=True, unique=True),
+        ),
+    ]
diff --git a/boards/models/attachment/downloaders.py b/boards/models/attachment/downloaders.py
--- a/boards/models/attachment/downloaders.py
+++ b/boards/models/attachment/downloaders.py
@@ -17,7 +17,7 @@ HEADER_CONTENT_TYPE = 'content-type'
 
 FILE_DOWNLOAD_CHUNK_BYTES = 200000
 
-YOUTUBE_URL = re.compile(r'https?://(www\.youtube\.com/watch\?v=|youtu.be/)\w+')
+YOUTUBE_URL = re.compile(r'https?://((www\.)?youtube\.com/watch\?v=|youtu.be/)\w+')
 
 
 class Downloader:
@@ -67,3 +67,4 @@ class YouTubeDownloader(Downloader):
     @staticmethod
     def handles(url: str) -> bool:
         return YOUTUBE_URL.match(url)
+
diff --git a/boards/models/attachment/viewers.py b/boards/models/attachment/viewers.py
--- a/boards/models/attachment/viewers.py
+++ b/boards/models/attachment/viewers.py
@@ -7,6 +7,7 @@ FILE_TYPES_VIDEO = (
     'webm',
     'mp4',
     'mpeg',
+    'ogv',
 )
 FILE_TYPE_SVG = 'svg'
 FILE_TYPES_AUDIO = (
diff --git a/boards/models/image.py b/boards/models/image.py
--- a/boards/models/image.py
+++ b/boards/models/image.py
@@ -56,6 +56,7 @@ class PostImage(models.Model, Viewable):
                                         preview_width_field='pre_width',
                                         preview_height_field='pre_height')
     hash = models.CharField(max_length=HASH_LENGTH)
+    alias = models.TextField(unique=True, null=True, blank=True)
 
     def save(self, *args, **kwargs):
         """
diff --git a/boards/models/post/__init__.py b/boards/models/post/__init__.py
--- a/boards/models/post/__init__.py
+++ b/boards/models/post/__init__.py
@@ -12,7 +12,7 @@ from django.utils import timezone
 
 from boards import settings
 from boards.abstracts.tripcode import Tripcode
-from boards.mdx_neboard import Parser
+from boards.mdx_neboard import get_parser
 from boards.models import PostImage, Attachment, KeyPair, GlobalId
 from boards.models.base import Viewable
 from boards.models.post.export import get_exporter, DIFF_TYPE_JSON
@@ -60,6 +60,7 @@ POST_VIEW_PARAMS = (
     'truncated',
     'mode_tree',
     'perms',
+    'tree_depth',
 )
 
 
@@ -169,6 +170,8 @@ class Post(models.Model, Viewable):
     def get_thread(self):
         return self.thread
 
+    def get_thread_id(self):
+        return self.thread_id
     def get_threads(self) -> QuerySet:
         """
         Gets post's thread.
@@ -337,8 +340,6 @@ class Post(models.Model, Viewable):
              update_fields=None):
         new_post = self.id is None
 
-        self._text_rendered = Parser().parse(self.get_raw_text())
-
         self.uid = str(uuid.uuid4())
         if update_fields is not None and 'uid' not in update_fields:
             update_fields += ['uid']
@@ -354,9 +355,6 @@ class Post(models.Model, Viewable):
         if self.url is None:
             self.build_url()
 
-        self._connect_replies()
-        self._connect_notifications()
-
     def get_text(self) -> str:
         return self._text_rendered
 
@@ -391,28 +389,6 @@ class Post(models.Model, Viewable):
         else:
             return str(self.id)
 
-    def _connect_notifications(self):
-        for reply_number in re.finditer(REGEX_NOTIFICATION, self.get_raw_text()):
-            user_name = reply_number.group(1).lower()
-            Notification.objects.get_or_create(name=user_name, post=self)
-
-    def _connect_replies(self):
-        """
-        Connects replies to a post to show them as a reflink map
-        """
-
-        for reply_number in re.finditer(REGEX_REPLY, self.get_raw_text()):
-            post_id = reply_number.group(1)
-
-            try:
-                referenced_post = Post.objects.get(id=post_id)
-
-                referenced_post.referenced_posts.add(self)
-                referenced_post.last_edit_time = self.pub_time
-                referenced_post.build_refmap()
-                referenced_post.save(update_fields=['refmap', 'last_edit_time'])
-            except ObjectDoesNotExist:
-                pass
 
     def connect_threads(self, opening_posts):
         for opening_post in opening_posts:
@@ -445,3 +421,32 @@ class Post(models.Model, Viewable):
 
     def set_hidden(self, hidden):
         self.hidden = hidden
+
+
+# SIGNALS (Maybe move to other module?)
+@receiver(post_save, sender=Post)
+def connect_replies(instance, **kwargs):
+    for reply_number in re.finditer(REGEX_REPLY, instance.get_raw_text()):
+        post_id = reply_number.group(1)
+
+        try:
+            referenced_post = Post.objects.get(id=post_id)
+
+            referenced_post.referenced_posts.add(instance)
+            referenced_post.last_edit_time = instance.pub_time
+            referenced_post.build_refmap()
+            referenced_post.save(update_fields=['refmap', 'last_edit_time'])
+        except ObjectDoesNotExist:
+            pass
+
+
+@receiver(post_save, sender=Post)
+def connect_notifications(instance, **kwargs):
+    for reply_number in re.finditer(REGEX_NOTIFICATION, instance.get_raw_text()):
+        user_name = reply_number.group(1).lower()
+        Notification.objects.get_or_create(name=user_name, post=instance)
+
+
+@receiver(pre_save, sender=Post)
+def preparse_text(instance, **kwargs):
+    instance._text_rendered = get_parser().parse(instance.get_raw_text())
diff --git a/boards/models/post/manager.py b/boards/models/post/manager.py
--- a/boards/models/post/manager.py
+++ b/boards/models/post/manager.py
@@ -31,11 +31,14 @@ class PostManager(models.Manager):
     @transaction.atomic
     def create_post(self, title: str, text: str, file=None, thread=None,
                     ip=NO_IP, tags: list=None, opening_posts: list=None,
-                    tripcode='', monochrome=False):
+                    tripcode='', monochrome=False, images=[]):
         """
         Creates new post
         """
 
+        if thread is not None and thread.is_archived():
+            raise Exception('Cannot post into an archived thread')
+
         if not utils.is_anonymous_mode():
             is_banned = Ban.objects.filter(ip=ip).exists()
         else:
@@ -84,6 +87,8 @@ class PostManager(models.Manager):
                 post.images.add(PostImage.objects.create_with_hash(file))
             else:
                 post.attachments.add(Attachment.objects.create_with_hash(file))
+        for image in images:
+            post.images.add(image)
 
         post.connect_threads(opening_posts)
         post.set_global_id()
diff --git a/boards/models/thread.py b/boards/models/thread.py
--- a/boards/models/thread.py
+++ b/boards/models/thread.py
@@ -3,7 +3,7 @@ from adjacent import Client
 
 from django.db.models import Count, Sum, QuerySet, Q
 from django.utils import timezone
-from django.db import models
+from django.db import models, transaction
 
 from boards.models import STATUS_BUMPLIMIT, STATUS_ACTIVE, STATUS_ARCHIVE
 
@@ -68,7 +68,7 @@ class ThreadManager(models.Manager):
         # TODO Use classes instead of dicts
         for data in datas:
             if data['last_id'] != FAV_THREAD_NO_UPDATES:
-                q = (Q(id=data['op'].get_thread().id)
+                q = (Q(id=data['op'].get_thread_id())
                      & Q(multi_replies__id__gt=data['last_id']))
                 if query is None:
                     query = q
@@ -270,3 +270,53 @@ class Thread(models.Model):
 
     def is_monochrome(self):
         return self.monochrome
+
+    # If tags have parent, add them to the tag list
+    @transaction.atomic
+    def refresh_tags(self):
+        for tag in self.get_tags().all():
+            parents = tag.get_all_parents()
+            if len(parents) > 0:
+                self.tags.add(*parents)
+
+    def get_reply_tree(self):
+        replies = self.get_replies().prefetch_related('refposts')
+        tree = []
+        for reply in replies:
+            parents = reply.refposts.all()
+
+            found_parent = False
+            searching_for_index = False
+
+            if len(parents) > 0:
+                index = 0
+                parent_depth = 0
+
+                indexes_to_insert = []
+
+                for depth, element in tree:
+                    index += 1
+
+                    # If this element is next after parent on the same level,
+                    # insert child before it
+                    if searching_for_index and depth <= parent_depth:
+                        indexes_to_insert.append((index - 1, parent_depth))
+                        searching_for_index = False
+
+                    if element in parents:
+                        found_parent = True
+                        searching_for_index = True
+                        parent_depth = depth
+
+            if not found_parent:
+                tree.append((0, reply))
+            else:
+                if searching_for_index:
+                    tree.append((parent_depth + 1, reply))
+
+                offset = 0
+                for last_index, parent_depth in indexes_to_insert:
+                    tree.insert(last_index + offset, (parent_depth + 1, reply))
+                    offset += 1
+
+        return tree
diff --git a/boards/static/css/base.css b/boards/static/css/base.css
--- a/boards/static/css/base.css
+++ b/boards/static/css/base.css
@@ -141,10 +141,6 @@ textarea, input {
     margin: 1ex;
 }
 
-#new-fav-post-count {
-    display: none;
-}
-
 .hidden_post {
     opacity: 0.2;
 }
@@ -157,3 +153,4 @@ textarea, input {
     filter: grayscale(100%);
     -webkit-filter: grayscale(100%);
 }
+
diff --git a/boards/static/css/md/base_page.css b/boards/static/css/md/base_page.css
--- a/boards/static/css/md/base_page.css
+++ b/boards/static/css/md/base_page.css
@@ -121,6 +121,7 @@ body {
 
 .tag_info > .tag-text-data {
     text-align: left;
+    max-width: 30em;
 }
 
 .header {
@@ -280,7 +281,6 @@ blockquote {
 .spoiler {
     background: black;
     color: black;
-    padding: 0 1ex 0 1ex;
 }
 
 .spoiler:hover {
diff --git a/boards/static/js/3party/jquery.blockUI.js b/boards/static/js/3party/jquery.blockUI.js
new file mode 100644
--- /dev/null
+++ b/boards/static/js/3party/jquery.blockUI.js
@@ -0,0 +1,620 @@
+/*!
+ * jQuery blockUI plugin
+ * Version 2.70.0-2014.11.23
+ * Requires jQuery v1.7 or later
+ *
+ * Examples at: http://malsup.com/jquery/block/
+ * Copyright (c) 2007-2013 M. Alsup
+ * Dual licensed under the MIT and GPL licenses:
+ * http://www.opensource.org/licenses/mit-license.php
+ * http://www.gnu.org/licenses/gpl.html
+ *
+ * Thanks to Amir-Hossein Sobhi for some excellent contributions!
+ */
+
+;(function() {
+/*jshint eqeqeq:false curly:false latedef:false */
+"use strict";
+
+	function setup($) {
+		$.fn._fadeIn = $.fn.fadeIn;
+
+		var noOp = $.noop || function() {};
+
+		// this bit is to ensure we don't call setExpression when we shouldn't (with extra muscle to handle
+		// confusing userAgent strings on Vista)
+		var msie = /MSIE/.test(navigator.userAgent);
+		var ie6  = /MSIE 6.0/.test(navigator.userAgent) && ! /MSIE 8.0/.test(navigator.userAgent);
+		var mode = document.documentMode || 0;
+		var setExpr = $.isFunction( document.createElement('div').style.setExpression );
+
+		// global $ methods for blocking/unblocking the entire page
+		$.blockUI   = function(opts) { install(window, opts); };
+		$.unblockUI = function(opts) { remove(window, opts); };
+
+		// convenience method for quick growl-like notifications  (http://www.google.com/search?q=growl)
+		$.growlUI = function(title, message, timeout, onClose) {
+			var $m = $('<div class="growlUI"></div>');
+			if (title) $m.append('<h1>'+title+'</h1>');
+			if (message) $m.append('<h2>'+message+'</h2>');
+			if (timeout === undefined) timeout = 3000;
+
+			// Added by konapun: Set timeout to 30 seconds if this growl is moused over, like normal toast notifications
+			var callBlock = function(opts) {
+				opts = opts || {};
+
+				$.blockUI({
+					message: $m,
+					fadeIn : typeof opts.fadeIn  !== 'undefined' ? opts.fadeIn  : 700,
+					fadeOut: typeof opts.fadeOut !== 'undefined' ? opts.fadeOut : 1000,
+					timeout: typeof opts.timeout !== 'undefined' ? opts.timeout : timeout,
+					centerY: false,
+					showOverlay: false,
+					onUnblock: onClose,
+					css: $.blockUI.defaults.growlCSS
+				});
+			};
+
+			callBlock();
+			var nonmousedOpacity = $m.css('opacity');
+			$m.mouseover(function() {
+				callBlock({
+					fadeIn: 0,
+					timeout: 30000
+				});
+
+				var displayBlock = $('.blockMsg');
+				displayBlock.stop(); // cancel fadeout if it has started
+				displayBlock.fadeTo(300, 1); // make it easier to read the message by removing transparency
+			}).mouseout(function() {
+				$('.blockMsg').fadeOut(1000);
+			});
+			// End konapun additions
+		};
+
+		// plugin method for blocking element content
+		$.fn.block = function(opts) {
+			if ( this[0] === window ) {
+				$.blockUI( opts );
+				return this;
+			}
+			var fullOpts = $.extend({}, $.blockUI.defaults, opts || {});
+			this.each(function() {
+				var $el = $(this);
+				if (fullOpts.ignoreIfBlocked && $el.data('blockUI.isBlocked'))
+					return;
+				$el.unblock({ fadeOut: 0 });
+			});
+
+			return this.each(function() {
+				if ($.css(this,'position') == 'static') {
+					this.style.position = 'relative';
+					$(this).data('blockUI.static', true);
+				}
+				this.style.zoom = 1; // force 'hasLayout' in ie
+				install(this, opts);
+			});
+		};
+
+		// plugin method for unblocking element content
+		$.fn.unblock = function(opts) {
+			if ( this[0] === window ) {
+				$.unblockUI( opts );
+				return this;
+			}
+			return this.each(function() {
+				remove(this, opts);
+			});
+		};
+
+		$.blockUI.version = 2.70; // 2nd generation blocking at no extra cost!
+
+		// override these in your code to change the default behavior and style
+		$.blockUI.defaults = {
+			// message displayed when blocking (use null for no message)
+			message:  '<h1>Please wait...</h1>',
+
+			title: null,		// title string; only used when theme == true
+			draggable: true,	// only used when theme == true (requires jquery-ui.js to be loaded)
+
+			theme: false, // set to true to use with jQuery UI themes
+
+			// styles for the message when blocking; if you wish to disable
+			// these and use an external stylesheet then do this in your code:
+			// $.blockUI.defaults.css = {};
+			css: {
+				padding:	0,
+				margin:		0,
+				width:		'30%',
+				top:		'40%',
+				left:		'35%',
+				textAlign:	'center',
+				color:		'#000',
+				border:		'3px solid #aaa',
+				backgroundColor:'#fff',
+				cursor:		'wait'
+			},
+
+			// minimal style set used when themes are used
+			themedCSS: {
+				width:	'30%',
+				top:	'40%',
+				left:	'35%'
+			},
+
+			// styles for the overlay
+			overlayCSS:  {
+				backgroundColor:	'#000',
+				opacity:			0.6,
+				cursor:				'wait'
+			},
+
+			// style to replace wait cursor before unblocking to correct issue
+			// of lingering wait cursor
+			cursorReset: 'default',
+
+			// styles applied when using $.growlUI
+			growlCSS: {
+				width:		'350px',
+				top:		'10px',
+				left:		'',
+				right:		'10px',
+				border:		'none',
+				padding:	'5px',
+				opacity:	0.6,
+				cursor:		'default',
+				color:		'#fff',
+				backgroundColor: '#000',
+				'-webkit-border-radius':'10px',
+				'-moz-border-radius':	'10px',
+				'border-radius':		'10px'
+			},
+
+			// IE issues: 'about:blank' fails on HTTPS and javascript:false is s-l-o-w
+			// (hat tip to Jorge H. N. de Vasconcelos)
+			/*jshint scripturl:true */
+			iframeSrc: /^https/i.test(window.location.href || '') ? 'javascript:false' : 'about:blank',
+
+			// force usage of iframe in non-IE browsers (handy for blocking applets)
+			forceIframe: false,
+
+			// z-index for the blocking overlay
+			baseZ: 1000,
+
+			// set these to true to have the message automatically centered
+			centerX: true, // <-- only effects element blocking (page block controlled via css above)
+			centerY: true,
+
+			// allow body element to be stetched in ie6; this makes blocking look better
+			// on "short" pages.  disable if you wish to prevent changes to the body height
+			allowBodyStretch: true,
+
+			// enable if you want key and mouse events to be disabled for content that is blocked
+			bindEvents: true,
+
+			// be default blockUI will supress tab navigation from leaving blocking content
+			// (if bindEvents is true)
+			constrainTabKey: true,
+
+			// fadeIn time in millis; set to 0 to disable fadeIn on block
+			fadeIn:  200,
+
+			// fadeOut time in millis; set to 0 to disable fadeOut on unblock
+			fadeOut:  400,
+
+			// time in millis to wait before auto-unblocking; set to 0 to disable auto-unblock
+			timeout: 0,
+
+			// disable if you don't want to show the overlay
+			showOverlay: true,
+
+			// if true, focus will be placed in the first available input field when
+			// page blocking
+			focusInput: true,
+
+            // elements that can receive focus
+            focusableElements: ':input:enabled:visible',
+
+			// suppresses the use of overlay styles on FF/Linux (due to performance issues with opacity)
+			// no longer needed in 2012
+			// applyPlatformOpacityRules: true,
+
+			// callback method invoked when fadeIn has completed and blocking message is visible
+			onBlock: null,
+
+			// callback method invoked when unblocking has completed; the callback is
+			// passed the element that has been unblocked (which is the window object for page
+			// blocks) and the options that were passed to the unblock call:
+			//	onUnblock(element, options)
+			onUnblock: null,
+
+			// callback method invoked when the overlay area is clicked.
+			// setting this will turn the cursor to a pointer, otherwise cursor defined in overlayCss will be used.
+			onOverlayClick: null,
+
+			// don't ask; if you really must know: http://groups.google.com/group/jquery-en/browse_thread/thread/36640a8730503595/2f6a79a77a78e493#2f6a79a77a78e493
+			quirksmodeOffsetHack: 4,
+
+			// class name of the message block
+			blockMsgClass: 'blockMsg',
+
+			// if it is already blocked, then ignore it (don't unblock and reblock)
+			ignoreIfBlocked: false
+		};
+
+		// private data and functions follow...
+
+		var pageBlock = null;
+		var pageBlockEls = [];
+
+		function install(el, opts) {
+			var css, themedCSS;
+			var full = (el == window);
+			var msg = (opts && opts.message !== undefined ? opts.message : undefined);
+			opts = $.extend({}, $.blockUI.defaults, opts || {});
+
+			if (opts.ignoreIfBlocked && $(el).data('blockUI.isBlocked'))
+				return;
+
+			opts.overlayCSS = $.extend({}, $.blockUI.defaults.overlayCSS, opts.overlayCSS || {});
+			css = $.extend({}, $.blockUI.defaults.css, opts.css || {});
+			if (opts.onOverlayClick)
+				opts.overlayCSS.cursor = 'pointer';
+
+			themedCSS = $.extend({}, $.blockUI.defaults.themedCSS, opts.themedCSS || {});
+			msg = msg === undefined ? opts.message : msg;
+
+			// remove the current block (if there is one)
+			if (full && pageBlock)
+				remove(window, {fadeOut:0});
+
+			// if an existing element is being used as the blocking content then we capture
+			// its current place in the DOM (and current display style) so we can restore
+			// it when we unblock
+			if (msg && typeof msg != 'string' && (msg.parentNode || msg.jquery)) {
+				var node = msg.jquery ? msg[0] : msg;
+				var data = {};
+				$(el).data('blockUI.history', data);
+				data.el = node;
+				data.parent = node.parentNode;
+				data.display = node.style.display;
+				data.position = node.style.position;
+				if (data.parent)
+					data.parent.removeChild(node);
+			}
+
+			$(el).data('blockUI.onUnblock', opts.onUnblock);
+			var z = opts.baseZ;
+
+			// blockUI uses 3 layers for blocking, for simplicity they are all used on every platform;
+			// layer1 is the iframe layer which is used to supress bleed through of underlying content
+			// layer2 is the overlay layer which has opacity and a wait cursor (by default)
+			// layer3 is the message content that is displayed while blocking
+			var lyr1, lyr2, lyr3, s;
+			if (msie || opts.forceIframe)
+				lyr1 = $('<iframe class="blockUI" style="z-index:'+ (z++) +';display:none;border:none;margin:0;padding:0;position:absolute;width:100%;height:100%;top:0;left:0" src="'+opts.iframeSrc+'"></iframe>');
+			else
+				lyr1 = $('<div class="blockUI" style="display:none"></div>');
+
+			if (opts.theme)
+				lyr2 = $('<div class="blockUI blockOverlay ui-widget-overlay" style="z-index:'+ (z++) +';display:none"></div>');
+			else
+				lyr2 = $('<div class="blockUI blockOverlay" style="z-index:'+ (z++) +';display:none;border:none;margin:0;padding:0;width:100%;height:100%;top:0;left:0"></div>');
+
+			if (opts.theme && full) {
+				s = '<div class="blockUI ' + opts.blockMsgClass + ' blockPage ui-dialog ui-widget ui-corner-all" style="z-index:'+(z+10)+';display:none;position:fixed">';
+				if ( opts.title ) {
+					s += '<div class="ui-widget-header ui-dialog-titlebar ui-corner-all blockTitle">'+(opts.title || '&nbsp;')+'</div>';
+				}
+				s += '<div class="ui-widget-content ui-dialog-content"></div>';
+				s += '</div>';
+			}
+			else if (opts.theme) {
+				s = '<div class="blockUI ' + opts.blockMsgClass + ' blockElement ui-dialog ui-widget ui-corner-all" style="z-index:'+(z+10)+';display:none;position:absolute">';
+				if ( opts.title ) {
+					s += '<div class="ui-widget-header ui-dialog-titlebar ui-corner-all blockTitle">'+(opts.title || '&nbsp;')+'</div>';
+				}
+				s += '<div class="ui-widget-content ui-dialog-content"></div>';
+				s += '</div>';
+			}
+			else if (full) {
+				s = '<div class="blockUI ' + opts.blockMsgClass + ' blockPage" style="z-index:'+(z+10)+';display:none;position:fixed"></div>';
+			}
+			else {
+				s = '<div class="blockUI ' + opts.blockMsgClass + ' blockElement" style="z-index:'+(z+10)+';display:none;position:absolute"></div>';
+			}
+			lyr3 = $(s);
+
+			// if we have a message, style it
+			if (msg) {
+				if (opts.theme) {
+					lyr3.css(themedCSS);
+					lyr3.addClass('ui-widget-content');
+				}
+				else
+					lyr3.css(css);
+			}
+
+			// style the overlay
+			if (!opts.theme /*&& (!opts.applyPlatformOpacityRules)*/)
+				lyr2.css(opts.overlayCSS);
+			lyr2.css('position', full ? 'fixed' : 'absolute');
+
+			// make iframe layer transparent in IE
+			if (msie || opts.forceIframe)
+				lyr1.css('opacity',0.0);
+
+			//$([lyr1[0],lyr2[0],lyr3[0]]).appendTo(full ? 'body' : el);
+			var layers = [lyr1,lyr2,lyr3], $par = full ? $('body') : $(el);
+			$.each(layers, function() {
+				this.appendTo($par);
+			});
+
+			if (opts.theme && opts.draggable && $.fn.draggable) {
+				lyr3.draggable({
+					handle: '.ui-dialog-titlebar',
+					cancel: 'li'
+				});
+			}
+
+			// ie7 must use absolute positioning in quirks mode and to account for activex issues (when scrolling)
+			var expr = setExpr && (!$.support.boxModel || $('object,embed', full ? null : el).length > 0);
+			if (ie6 || expr) {
+				// give body 100% height
+				if (full && opts.allowBodyStretch && $.support.boxModel)
+					$('html,body').css('height','100%');
+
+				// fix ie6 issue when blocked element has a border width
+				if ((ie6 || !$.support.boxModel) && !full) {
+					var t = sz(el,'borderTopWidth'), l = sz(el,'borderLeftWidth');
+					var fixT = t ? '(0 - '+t+')' : 0;
+					var fixL = l ? '(0 - '+l+')' : 0;
+				}
+
+				// simulate fixed position
+				$.each(layers, function(i,o) {
+					var s = o[0].style;
+					s.position = 'absolute';
+					if (i < 2) {
+						if (full)
+							s.setExpression('height','Math.max(document.body.scrollHeight, document.body.offsetHeight) - (jQuery.support.boxModel?0:'+opts.quirksmodeOffsetHack+') + "px"');
+						else
+							s.setExpression('height','this.parentNode.offsetHeight + "px"');
+						if (full)
+							s.setExpression('width','jQuery.support.boxModel && document.documentElement.clientWidth || document.body.clientWidth + "px"');
+						else
+							s.setExpression('width','this.parentNode.offsetWidth + "px"');
+						if (fixL) s.setExpression('left', fixL);
+						if (fixT) s.setExpression('top', fixT);
+					}
+					else if (opts.centerY) {
+						if (full) s.setExpression('top','(document.documentElement.clientHeight || document.body.clientHeight) / 2 - (this.offsetHeight / 2) + (blah = document.documentElement.scrollTop ? document.documentElement.scrollTop : document.body.scrollTop) + "px"');
+						s.marginTop = 0;
+					}
+					else if (!opts.centerY && full) {
+						var top = (opts.css && opts.css.top) ? parseInt(opts.css.top, 10) : 0;
+						var expression = '((document.documentElement.scrollTop ? document.documentElement.scrollTop : document.body.scrollTop) + '+top+') + "px"';
+						s.setExpression('top',expression);
+					}
+				});
+			}
+
+			// show the message
+			if (msg) {
+				if (opts.theme)
+					lyr3.find('.ui-widget-content').append(msg);
+				else
+					lyr3.append(msg);
+				if (msg.jquery || msg.nodeType)
+					$(msg).show();
+			}
+
+			if ((msie || opts.forceIframe) && opts.showOverlay)
+				lyr1.show(); // opacity is zero
+			if (opts.fadeIn) {
+				var cb = opts.onBlock ? opts.onBlock : noOp;
+				var cb1 = (opts.showOverlay && !msg) ? cb : noOp;
+				var cb2 = msg ? cb : noOp;
+				if (opts.showOverlay)
+					lyr2._fadeIn(opts.fadeIn, cb1);
+				if (msg)
+					lyr3._fadeIn(opts.fadeIn, cb2);
+			}
+			else {
+				if (opts.showOverlay)
+					lyr2.show();
+				if (msg)
+					lyr3.show();
+				if (opts.onBlock)
+					opts.onBlock.bind(lyr3)();
+			}
+
+			// bind key and mouse events
+			bind(1, el, opts);
+
+			if (full) {
+				pageBlock = lyr3[0];
+				pageBlockEls = $(opts.focusableElements,pageBlock);
+				if (opts.focusInput)
+					setTimeout(focus, 20);
+			}
+			else
+				center(lyr3[0], opts.centerX, opts.centerY);
+
+			if (opts.timeout) {
+				// auto-unblock
+				var to = setTimeout(function() {
+					if (full)
+						$.unblockUI(opts);
+					else
+						$(el).unblock(opts);
+				}, opts.timeout);
+				$(el).data('blockUI.timeout', to);
+			}
+		}
+
+		// remove the block
+		function remove(el, opts) {
+			var count;
+			var full = (el == window);
+			var $el = $(el);
+			var data = $el.data('blockUI.history');
+			var to = $el.data('blockUI.timeout');
+			if (to) {
+				clearTimeout(to);
+				$el.removeData('blockUI.timeout');
+			}
+			opts = $.extend({}, $.blockUI.defaults, opts || {});
+			bind(0, el, opts); // unbind events
+
+			if (opts.onUnblock === null) {
+				opts.onUnblock = $el.data('blockUI.onUnblock');
+				$el.removeData('blockUI.onUnblock');
+			}
+
+			var els;
+			if (full) // crazy selector to handle odd field errors in ie6/7
+				els = $('body').children().filter('.blockUI').add('body > .blockUI');
+			else
+				els = $el.find('>.blockUI');
+
+			// fix cursor issue
+			if ( opts.cursorReset ) {
+				if ( els.length > 1 )
+					els[1].style.cursor = opts.cursorReset;
+				if ( els.length > 2 )
+					els[2].style.cursor = opts.cursorReset;
+			}
+
+			if (full)
+				pageBlock = pageBlockEls = null;
+
+			if (opts.fadeOut) {
+				count = els.length;
+				els.stop().fadeOut(opts.fadeOut, function() {
+					if ( --count === 0)
+						reset(els,data,opts,el);
+				});
+			}
+			else
+				reset(els, data, opts, el);
+		}
+
+		// move blocking element back into the DOM where it started
+		function reset(els,data,opts,el) {
+			var $el = $(el);
+			if ( $el.data('blockUI.isBlocked') )
+				return;
+
+			els.each(function(i,o) {
+				// remove via DOM calls so we don't lose event handlers
+				if (this.parentNode)
+					this.parentNode.removeChild(this);
+			});
+
+			if (data && data.el) {
+				data.el.style.display = data.display;
+				data.el.style.position = data.position;
+				data.el.style.cursor = 'default'; // #59
+				if (data.parent)
+					data.parent.appendChild(data.el);
+				$el.removeData('blockUI.history');
+			}
+
+			if ($el.data('blockUI.static')) {
+				$el.css('position', 'static'); // #22
+			}
+
+			if (typeof opts.onUnblock == 'function')
+				opts.onUnblock(el,opts);
+
+			// fix issue in Safari 6 where block artifacts remain until reflow
+			var body = $(document.body), w = body.width(), cssW = body[0].style.width;
+			body.width(w-1).width(w);
+			body[0].style.width = cssW;
+		}
+
+		// bind/unbind the handler
+		function bind(b, el, opts) {
+			var full = el == window, $el = $(el);
+
+			// don't bother unbinding if there is nothing to unbind
+			if (!b && (full && !pageBlock || !full && !$el.data('blockUI.isBlocked')))
+				return;
+
+			$el.data('blockUI.isBlocked', b);
+
+			// don't bind events when overlay is not in use or if bindEvents is false
+			if (!full || !opts.bindEvents || (b && !opts.showOverlay))
+				return;
+
+			// bind anchors and inputs for mouse and key events
+			var events = 'mousedown mouseup keydown keypress keyup touchstart touchend touchmove';
+			if (b)
+				$(document).bind(events, opts, handler);
+			else
+				$(document).unbind(events, handler);
+
+		// former impl...
+		//		var $e = $('a,:input');
+		//		b ? $e.bind(events, opts, handler) : $e.unbind(events, handler);
+		}
+
+		// event handler to suppress keyboard/mouse events when blocking
+		function handler(e) {
+			// allow tab navigation (conditionally)
+			if (e.type === 'keydown' && e.keyCode && e.keyCode == 9) {
+				if (pageBlock && e.data.constrainTabKey) {
+					var els = pageBlockEls;
+					var fwd = !e.shiftKey && e.target === els[els.length-1];
+					var back = e.shiftKey && e.target === els[0];
+					if (fwd || back) {
+						setTimeout(function(){focus(back);},10);
+						return false;
+					}
+				}
+			}
+			var opts = e.data;
+			var target = $(e.target);
+			if (target.hasClass('blockOverlay') && opts.onOverlayClick)
+				opts.onOverlayClick(e);
+
+			// allow events within the message content
+			if (target.parents('div.' + opts.blockMsgClass).length > 0)
+				return true;
+
+			// allow events for content that is not being blocked
+			return target.parents().children().filter('div.blockUI').length === 0;
+		}
+
+		function focus(back) {
+			if (!pageBlockEls)
+				return;
+			var e = pageBlockEls[back===true ? pageBlockEls.length-1 : 0];
+			if (e)
+				e.focus();
+		}
+
+		function center(el, x, y) {
+			var p = el.parentNode, s = el.style;
+			var l = ((p.offsetWidth - el.offsetWidth)/2) - sz(p,'borderLeftWidth');
+			var t = ((p.offsetHeight - el.offsetHeight)/2) - sz(p,'borderTopWidth');
+			if (x) s.left = l > 0 ? (l+'px') : '0';
+			if (y) s.top  = t > 0 ? (t+'px') : '0';
+		}
+
+		function sz(el, p) {
+			return parseInt($.css(el,p),10)||0;
+		}
+
+	}
+
+
+	/*global define:true */
+	if (typeof define === 'function' && define.amd && define.amd.jQuery) {
+		define(['jquery'], setup);
+	} else {
+		setup(jQuery);
+	}
+
+})();
diff --git a/boards/static/js/form.js b/boards/static/js/form.js
--- a/boards/static/js/form.js
+++ b/boards/static/js/form.js
@@ -1,3 +1,5 @@
+var ITEM_FILE_SOURCE = 'fileSource';
+
 $('input[name=image]').wrap($('<div class="file_wrap"></div>'));
 
 $('body').on('change', 'input[name=image]', function(event) {
@@ -60,36 +62,75 @@ function addHiddenInput(form, name, valu
     form.find('input[name=' + name + ']').val(value);
 }
 
+function selectFileChoice() {
+    var file_input = $('#id_file');
+    var url_input = $('#id_file_url');
+
+    var file_input_row = file_input.parent().parent();
+    var url_input_row = url_input.parent().parent();
+
+    file_input_row.toggle();
+    url_input_row.toggle();
+    url_input.val('');
+    file_input.val('');
+
+    var source;
+    if (file_input_row.is(':visible')) {
+        source = 'file';
+    } else {
+        source = 'url';
+    }
+    localStorage.setItem(ITEM_FILE_SOURCE, source);
+}
+
 $(document).ready(function() {
     var powDifficulty = parseInt($('body').attr('data-pow-difficulty'));
-    if (powDifficulty > 0) {
-        var worker = new Worker($('#powScript').attr('src'));
-        worker.onmessage = function(e) {
+    if (powDifficulty > 0 && typeof SharedWorker != 'undefined') {
+        var worker = new SharedWorker($('.post-form').attr('data-pow-script'));
+        worker.port.onmessage = function(e) {
             var form = $('#form');
             addHiddenInput(form, 'timestamp', e.data.timestamp);
             addHiddenInput(form, 'iteration', e.data.iteration);
             addHiddenInput(form, 'guess', e.data.guess);
 
             form.submit();
-            form.find('input[type=submit]').toggle();
+            $('.post-form-w').unblock();
         };
+        worker.onerror = function(event){
+            throw new Error(event.message + " (" + event.filename + ":" + event.lineno + ")");
+        };
+        worker.port.start();
 
         var form = $('#form');
         var submitButton = form.find('input[type=submit]');
         submitButton.click(function() {
             showAsErrors(form, gettext('Computing PoW...'));
-            submitButton.toggle();
+            $('.post-form-w').block({ message: gettext('Computing PoW...') })
 
             var msg = $('textarea').val().trim();
 
             var data = {
                 msg: msg,
                 difficulty: parseInt($('body').attr('data-pow-difficulty')),
-                hasher: $('#sha256Script').attr('src')
+                hasher: $('.post-form').attr('data-hasher')
             };
-            worker.postMessage(data);
+            worker.port.postMessage(data);
 
             return false;
         });
     }
+
+    var source = localStorage.getItem(ITEM_FILE_SOURCE);
+    if (source == null) {
+        source = 'file';
+    }
+    if (source == 'file') {
+        $('#id_file_url').parent().parent().hide();
+    } else {
+        $('#id_file').parent().parent().hide();
+    }
+
+    $('#file-source-button').click(function() {
+        selectFileChoice();
+    });
 });
diff --git a/boards/static/js/image.js b/boards/static/js/image.js
--- a/boards/static/js/image.js
+++ b/boards/static/js/image.js
@@ -147,39 +147,42 @@ PopupImageViewer.prototype.view = functi
                 'width': img_w,
                 'height': img_h,
                 'left': (win_w - img_w) / 2,
-                'top': ((win_h - img_h) / 2)
+                'top': ((win_h - img_h) / 2),
+                'position': 'fixed' // Chrome fix because it adds a 'relative' value to the image somehow
             })
-            .appendTo(postNode)
-        //scaling preview
-        .mousewheel(function(event, delta) {
-            var cx = event.originalEvent.clientX;
-            var cy = event.originalEvent.clientY;
+            //scaling preview
+            .mousewheel(function(event, delta) {
+                var cx = event.originalEvent.clientX;
+                var cy = event.originalEvent.clientY;
 
-            var scale = newImage.attr(ATTR_SCALE) / (delta > 0 ? 1.25 : 0.8);
+                var scale = newImage.attr(ATTR_SCALE) / (delta > 0 ? 1.25 : 0.8);
 
-            var oldWidth = newImage.width();
-            var oldHeight = newImage.height();
+                var oldWidth = newImage.width();
+                var oldHeight = newImage.height();
 
-            var newIW = full_img_w / scale;
-            var newIH = full_img_h / scale;
+                var newIW = full_img_w / scale;
+                var newIH = full_img_h / scale;
 
-            newImage.width(newIW);
-            newImage.height(newIH);
-            newImage.attr(ATTR_SCALE, scale);
+                newImage.width(newIW);
+                newImage.height(newIH);
+                newImage.attr(ATTR_SCALE, scale);
 
-            // Set position
-            var oldPosition = newImage.position();
-            newImage.css({
-                left: parseInt(cx - (newIW/oldWidth) * (cx - parseInt(oldPosition.left, 10)), 10),
-                top:  parseInt(cy - (newIH/oldHeight) * (cy - parseInt(oldPosition.top, 10)), 10)
-            });
+                // Set position
+                var oldPosition = newImage.position();
+                newImage.css({
+                    left: parseInt(cx - (newIW/oldWidth) * (cx - parseInt(oldPosition.left, 10)), 10),
+                    top:  parseInt(cy - (newIH/oldHeight) * (cy - parseInt(oldPosition.top, 10)), 10)
+                });
 
-            return false;
-        }
-        )
+                return false;
+            })
             .draggable({
                 addClasses: false,
                 stack: '.img-full'
+            })
+            .appendTo($('body'));
+            newImage.click(function() {
+                $(this).remove();
             });
     } else {
         existingPopups.remove();
diff --git a/boards/static/js/jquery-2.0.1.min.js b/boards/static/js/jquery-2.0.1.min.js
deleted file mode 100644
--- a/boards/static/js/jquery-2.0.1.min.js
+++ /dev/null
@@ -1,6 +0,0 @@
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a,b,c=this[0],d={top:0,left:0};return"fixed"===n.css(c,"position")?b=c.getBoundingClientRect():(a=this.offsetParent(),b=this.offset(),n.nodeName(a[0],"html")||(d=a.offset()),d.top+=n.css(a[0],"borderTopWidth",!0)-a.scrollTop(),d.left+=n.css(a[0],"borderLeftWidth",!0)-a.scrollLeft()),{top:b.top-d.top-n.css(c,"marginTop",!0),left:b.left-d.left-n.css(c,"marginLeft",!0)}}},offsetParent:function(){return this.map(function(){var a=this.offsetParent;while(a&&"static"===n.css(a,"position"))a=a.offsetParent;return a||Ea})}}),n.each({scrollLeft:"pageXOffset",scrollTop:"pageYOffset"},function(a,b){var c="pageYOffset"===b;n.fn[a]=function(d){return K(this,function(a,d,e){var f=Lb(a);return void 0===e?f?f[b]:a[d]:void(f?f.scrollTo(c?f.pageXOffset:e,c?e:f.pageYOffset):a[d]=e)},a,d,arguments.length)}}),n.each(["top","left"],function(a,b){n.cssHooks[b]=Ga(l.pixelPosition,function(a,c){return c?(c=Fa(a,b),Ba.test(c)?n(a).position()[b]+"px":c):void 0})}),n.each({Height:"height",Width:"width"},function(a,b){n.each({padding:"inner"+a,content:b,"":"outer"+a},function(c,d){n.fn[d]=function(d,e){var f=arguments.length&&(c||"boolean"!=typeof d),g=c||(d===!0||e===!0?"margin":"border");return K(this,function(b,c,d){var e;return n.isWindow(b)?b.document.documentElement["client"+a]:9===b.nodeType?(e=b.documentElement,Math.max(b.body["scroll"+a],e["scroll"+a],b.body["offset"+a],e["offset"+a],e["client"+a])):void 0===d?n.css(b,c,g):n.style(b,c,d,g)},b,f?d:void 0,f,null)}})}),n.fn.extend({bind:function(a,b,c){return this.on(a,null,b,c)},unbind:function(a,b){return this.off(a,null,b)},delegate:function(a,b,c,d){return this.on(b,a,c,d)},undelegate:function(a,b,c){return 1===arguments.length?this.off(a,"**"):this.off(b,a||"**",c)},size:function(){return this.length}}),n.fn.andSelf=n.fn.addBack,"function"==typeof define&&define.amd&&define("jquery",[],function(){return n});var Mb=a.jQuery,Nb=a.$;return n.noConflict=function(b){return 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diff --git a/boards/static/js/main.js b/boards/static/js/main.js
--- a/boards/static/js/main.js
+++ b/boards/static/js/main.js
@@ -23,7 +23,6 @@
  for the JavaScript code in this page.
  */
 
-var FAV_POST_UPDATE_PERIOD = 10000;
 var ITEM_VOLUME_LEVEL = 'volumeLevel';
 
 /**
@@ -43,60 +42,62 @@ function highlightCode(node) {
     });
 }
 
-function updateFavPosts() {
+function updateFavPosts(data) {
     var includePostBody = $('#fav-panel').is(":visible");
-    var url = '/api/new_posts/';
+
+    var allNewPostCount = 0;
+
     if (includePostBody) {
-        url += '?include_posts'
+        var favoriteThreadPanel = $('#fav-panel');
+        favoriteThreadPanel.empty();
     }
-    $.getJSON(url,
-        function(data) {
-            var allNewPostCount = 0;
+
+    $.each($.parseJSON(data), function (_, dict) {
+        var newPostCount = dict.new_post_count;
+        allNewPostCount += newPostCount;
 
-            if (includePostBody) {
-                var favoriteThreadPanel = $('#fav-panel');
-                favoriteThreadPanel.empty();
+        if (includePostBody) {
+            var favThreadNode = $('<div class="post"></div>');
+            favThreadNode.append($(dict.post_url));
+            favThreadNode.append(' ');
+            favThreadNode.append($('<span class="title">' + dict.title + '</span>'));
+
+            if (newPostCount > 0) {
+                favThreadNode.append(' (<a href="' + dict.newest_post_link + '">+' + newPostCount + "</a>)");
             }
 
-            $.each(data, function (_, dict) {
-                var newPostCount = dict.new_post_count;
-                allNewPostCount += newPostCount;
+            favoriteThreadPanel.append(favThreadNode);
 
-                if (includePostBody) {
-                    var favThreadNode = $('<div class="post"></div>');
-                    favThreadNode.append($(dict.post_url));
-                    favThreadNode.append(' ');
-                    favThreadNode.append($('<span class="title">' + dict.title + '</span>'));
-
-                    if (newPostCount > 0) {
-                        favThreadNode.append(' (<a href="' + dict.newest_post_link + '">+' + newPostCount + "</a>)");
-                    }
+            addRefLinkPreview(favThreadNode[0]);
+        }
+    });
 
-                    favoriteThreadPanel.append(favThreadNode);
-
-                    addRefLinkPreview(favThreadNode[0]);
-                }
-            });
-
-            var newPostCountNode = $('#new-fav-post-count');
-            if (allNewPostCount > 0) {
-                newPostCountNode.text('(+' + allNewPostCount + ')');
-                newPostCountNode.show();
-            } else {
-                newPostCountNode.hide();
-            }
-        }
-    );
+    var newPostCountNode = $('#new-fav-post-count');
+    if (allNewPostCount > 0) {
+        newPostCountNode.text('(+' + allNewPostCount + ')');
+        newPostCountNode.show();
+    } else {
+        newPostCountNode.hide();
+    }
 }
 
 function initFavPanel() {
-    updateFavPosts();
+    var favPanelButton = $('#fav-panel-btn');
+    if (favPanelButton.length > 0 && typeof SharedWorker != 'undefined') {
+        var worker = new SharedWorker($('body').attr('data-update-script'));
+        worker.port.onmessage = function(e) {
+            updateFavPosts(e.data);
+        };
+        worker.onerror = function(event){
+            throw new Error(event.message + " (" + event.filename + ":" + event.lineno + ")");
+        };
+        worker.port.start();
 
-    if ($('#fav-panel-btn').length > 0) {
-        setInterval(updateFavPosts, FAV_POST_UPDATE_PERIOD);
-        $('#fav-panel-btn').click(function() {
-            $('#fav-panel').toggle();
-            updateFavPosts();
+        $(favPanelButton).click(function() {
+            var favPanel = $('#fav-panel');
+            favPanel.toggle();
+
+            worker.port.postMessage({ includePostBody: favPanel.is(':visible')});
 
             return false;
         });
diff --git a/boards/static/js/proof_of_work.js b/boards/static/js/proof_of_work.js
--- a/boards/static/js/proof_of_work.js
+++ b/boards/static/js/proof_of_work.js
@@ -1,8 +1,10 @@
 var POW_COMPUTING_TIMEOUT = 2;
 var POW_HASH_LENGTH = 16;
 
+var hasher = null;
 
-function computeHash(iteration, guess, target, payload, timestamp, hasher) {
+
+function computeHash(iteration, guess, target, payload, timestamp, port) {
     iteration += 1;
     var hash = hasher(payload + iteration).toString();
     guess = hash.substring(0, POW_HASH_LENGTH);
@@ -17,19 +19,19 @@ function computeHash(iteration, guess, t
             timestamp: timestamp,
             guess: guess
         };
-        self.postMessage(data);
+        port.postMessage(data);
     } else {
         //console.log("Iteration: ", iteration);
         //console.log("Guess: ", guess);
         //console.log("Target: ", target);
 
         setTimeout(function() {
-            computeHash(iteration, guess, target, payload, timestamp, hasher);
+            computeHash(iteration, guess, target, payload, timestamp, port);
         }, POW_COMPUTING_TIMEOUT);
     }
 }
 
-function doWork(message, hasher, difficulty) {
+function doWork(message, difficulty, port) {
     var timestamp = Date.now();
     var iteration = 0;
     var payload = timestamp + message;
@@ -42,13 +44,23 @@ function doWork(message, hasher, difficu
     var guess = target + '0';
 
     setTimeout(function() {
-        computeHash(iteration, guess, target, payload, timestamp, hasher);
+        computeHash(iteration, guess, target, payload, timestamp, port);
     }, POW_COMPUTING_TIMEOUT);
 }
 
-self.onmessage = function(e) {
-    var difficulty = e.data.difficulty;
-    importScripts(e.data.hasher);
-    var hasher = CryptoJS.SHA256;
-    self.doWork(e.data.msg, hasher, difficulty);
-};
+onconnect = function(e) {
+    var port = e.ports[0];
+    port.start();
+
+    port.onmessage = function(e) {
+        var difficulty = e.data.difficulty;
+
+        if (hasher == null) {
+            importScripts(e.data.hasher);
+            hasher = CryptoJS.SHA256;
+        }
+
+        self.doWork(e.data.msg, difficulty, port);
+    };
+}
+
diff --git a/boards/static/js/refpopup.js b/boards/static/js/refpopup.js
--- a/boards/static/js/refpopup.js
+++ b/boards/static/js/refpopup.js
@@ -1,3 +1,7 @@
+var LOADING_MSG = "<div class=\"post\">" + gettext('Loading...') + "</div>";
+
+var CLS_PREVIEW = 'post_preview';
+
 function $X(path, root) {
     return document.evaluate(path, root || document, null, 6, null);
 }
@@ -46,8 +50,9 @@ function addRefLinkPreview(node) {
 
 function showPostPreview(e) {
     var doc = document;
-    //ref id
-    var pNum = $(this).text().match(/\d+/);
+
+    var reflink = $(this);
+    var pNum = reflink.text().match(/\d+/);
 
     if (pNum == null || pNum.length == 0) {
         return;
@@ -55,40 +60,44 @@ function showPostPreview(e) {
 
     var post = $('#' + pNum);
     if (post.length > 0 && isElementInViewport(post)) {
+        // If post is on the same page and visible, just highlight it
         post.addClass('highlight');
     } else {
-        var x = e.clientX + (doc.documentElement.scrollLeft || doc.body.scrollLeft) + 2;
-        var y = e.clientY + (doc.documentElement.scrollTop || doc.body.scrollTop);
+        var x = reflink.offset().left;
+        var y = reflink.offset().top;
 
         var cln = doc.createElement('div');
         cln.id = 'pstprev_' + pNum;
-        cln.className = 'post_preview';
+        cln.className = CLS_PREVIEW;
 
-        cln.style.cssText = 'top:' + y + 'px;' + (x < doc.body.clientWidth/2 ? 'left:' + x + 'px' : 'right:' + parseInt(doc.body.clientWidth - x + 1) + 'px');
+        cln.style.cssText = 'left:' + x + 'px; top:' + y + 'px';
 
         cln.addEventListener('mouseout', delPostPreview, false);
 
-        cln.innerHTML = "<div class=\"post\">" + gettext('Loading...') + "</div>";
+        cln.innerHTML = LOADING_MSG;
 
-        if(post.length > 0) {
-            var postdata = post.clone().wrap("<div/>").parent().html();
+        if (post.length > 0) {
+            // If post is on the same page but not visible, generate preview from it
+            var postClone = post.clone();
+            postClone.removeAttr('style');
+            var postdata = postClone.wrap("<div/>").parent().html();
 
             mkPreview(cln, postdata);
         } else {
+            // If post is from other page, load it
             $.ajax({
                 url: '/api/post/' + pNum + '/?truncated'
             })
-                .success(function(data) {
-                    var postdata = $(data).wrap("<div/>").parent().html();
-
-                    //make preview
-                    mkPreview(cln, postdata);
+            .success(function(data) {
+                var postdata = $(data).wrap("<div/>").parent().html();
 
-                })
-                .error(function() {
-                    cln.innerHTML = "<div class=\"post\">"
-                        + gettext('Post not found') + "</div>";
-                });
+                //make preview
+                mkPreview(cln, postdata);
+            })
+            .error(function() {
+                cln.innerHTML = "<div class=\"post\">"
+                    + gettext('Post not found') + "</div>";
+            });
         }
 
         $del(doc.getElementById(cln.id));
@@ -106,7 +115,13 @@ function delPostPreview(e) {
             $del(clone)
         });
     } else {
-        while(el.nextSibling) $del(el.nextSibling);
+        while (el.nextSibling) {
+            if (el.nextSibling.className == CLS_PREVIEW) {
+                $del(el.nextSibling);
+            } else {
+                break;
+            }
+        }
     }
 
     $('.highlight').removeClass('highlight');
diff --git a/boards/static/js/thread_update.js b/boards/static/js/thread_update.js
--- a/boards/static/js/thread_update.js
+++ b/boards/static/js/thread_update.js
@@ -295,9 +295,11 @@ function showNewPostsTitle(newPostCount)
         }
         unreadPosts = unreadPosts + newPostCount;
 
-        var newTitle = '* ';
+        var newTitle = null;
         if (unreadPosts > 0) {
-            newTitle += '[' + unreadPosts + '] ';
+            newTitle = '[' + unreadPosts + '] ';
+        } else {
+            newTitle = '* ';
         }
         newTitle += documentOriginalTitle;
 
diff --git a/boards/static/js/updates.js b/boards/static/js/updates.js
new file mode 100644
--- /dev/null
+++ b/boards/static/js/updates.js
@@ -0,0 +1,53 @@
+var UPDATE_INTERVAL = 10000;
+
+var ports = [];
+var includePostBody = false;
+
+function updateFavPosts() {
+    var url = '/api/new_posts/';
+    if (includePostBody) {
+        url += '?include_posts';
+    }
+
+    var xhr = new XMLHttpRequest();
+
+    xhr.onreadystatechange = function() {
+        if (xhr.readyState == XMLHttpRequest.DONE) {
+            if (xhr.status == 200 || xhr.status == 304) {
+                var data = xhr.responseText;
+                for (var i = 0; i < ports.length; i++) {
+                    port = ports[i];
+                    try {
+                        port.postMessage(data);
+                    } catch (error) {
+                        // Assume the port was closed with the tab
+                        var index = ports.indexOf(port);
+                        ports.splice(index, 1);
+                    }
+                }
+            }
+        }
+    }
+
+    xhr.open('GET', url);
+    xhr.send(null);
+}
+
+onconnect = function(e) {
+    var port = e.ports[0];
+    port.start();
+
+    port.onmessage = function(e) {
+        // FIXME For now we include body even if a panel was opened once
+        if (e.data.includePostBody) {
+            includePostBody = true;
+        }
+        updateFavPosts();
+    }
+
+    ports.push(port);
+}
+
+setInterval(function() {
+    updateFavPosts();
+}, UPDATE_INTERVAL);
diff --git a/boards/templates/boards/all_threads.html b/boards/templates/boards/all_threads.html
--- a/boards/templates/boards/all_threads.html
+++ b/boards/templates/boards/all_threads.html
@@ -98,6 +98,14 @@
                     {{ tag.get_view|safe }}
                 </p>
             {% endif %}
+            {% if tag.get_children.all %}
+                <p>
+                {% trans "Subsections: " %}
+                {% for child in tag.get_children.all %}
+                    {{ child.get_view|safe }}{% if not forloop.last%}, {% endif %}
+                {% endfor %}
+                </p>
+            {% endif %}
         </div>
     </div>
 {% endif %}
@@ -147,7 +155,8 @@
 
     <div class="post-form-w">
         <script src="{% static 'js/panel.js' %}"></script>
-        <div class="post-form">
+        <div class="post-form" data-hasher="{% static 'js/3party/sha256.js' %}"
+                               data-pow-script="{% static 'js/proof_of_work.js' %}">
             <div class="form-title">{% trans "Create new thread" %}</div>
             <div class="swappable-form-full">
             <form enctype="multipart/form-data" method="post" id="form">{% csrf_token %}
@@ -155,6 +164,7 @@
                 <div class="form-submit">
                     <input type="submit" value="{% trans "Post" %}"/>
                     <button id="preview-button" onclick="return false;">{% trans 'Preview' %}</button>
+                    <button id="file-source-button" onclick="return false;">{% trans 'Change file source' %}</button>
                 </div>
             </form>
             </div>
@@ -171,8 +181,7 @@
     </div>
 
     <script src="{% static 'js/form.js' %}"></script>
-    <script id="sha256Script" src="{% static 'js/3party/sha256.js' %}"></script>
-    <script id="powScript" src="{% static 'js/proof_of_work.js' %}"></script>
+        <script src="{% static 'js/3party/jquery.blockUI.js' %}"></script>
     <script src="{% static 'js/thread_create.js' %}"></script>
 
 {% endblock %}
@@ -192,8 +201,7 @@
                     {% ifequal page current_page.number %}
                         class="current_page"
                     {% endifequal %}
-                    href="{% page_url paginator page %}">{{ page }}</a>
-                {% if not forloop.last %},{% endif %}
+                    href="{% page_url paginator page %}">{{ page }}</a>{% if not forloop.last %},{% endif %}
             {% endfor %}
         {% endwith %}
         ]
diff --git a/boards/templates/boards/base.html b/boards/templates/boards/base.html
--- a/boards/templates/boards/base.html
+++ b/boards/templates/boards/base.html
@@ -23,12 +23,15 @@
 
     {% block head %}{% endblock %}
 </head>
-<body data-image-viewer="{{ image_viewer }}" data-pow-difficulty="{{ pow_difficulty }}">
-    <script src="{% static 'js/jquery-2.0.1.min.js' %}"></script>
+<body data-image-viewer="{{ image_viewer }}"
+      data-pow-difficulty="{{ pow_difficulty }}"
+      data-update-script="{% static 'js/updates.js' %}">
+    <script src="{% static 'js/jquery-2.2.0.min.js' %}"></script>
 
     <div class="navigation_panel header">
         <a class="link" href="{% url 'index' %}">{% trans "All threads" %}</a>
         {% if tags_str %}
+        <a href="{% url 'index' %}?filter=fav_tags" title="{% trans "interesting" %}">★</a>,
             {% autoescape off %}
                 {{ tags_str }},
             {% endautoescape %}
@@ -36,11 +39,13 @@
             {% trans 'Add tags' %} → 
         {% endif %}
         <a href="{% url 'tags' 'required'%}" title="{% trans 'Tag management' %}">{% trans "tags" %}</a>,
-        <a href="{% url 'search' %}" title="{% trans 'Search' %}">{% trans 'search' %}</a>,
+        {% if search_enabled %}
+            <a href="{% url 'search' %}" title="{% trans 'Search' %}">{% trans 'search' %}</a>,
+        {% endif %}
         <a href="{% url 'feed' %}" title="{% trans 'Feed' %}">{% trans 'feed' %}</a>,
-        <a href="{% url 'random' %}" title="{% trans 'Random images' %}">{% trans 'random' %}</a>{% if has_fav_threads %},
+        <a href="{% url 'random' %}" title="{% trans 'Random images' %}">{% trans 'images' %}</a>{% if has_fav_threads %},
 
-            <a href="#" id="fav-panel-btn">{% trans 'favorites' %} <span id="new-fav-post-count"></span></a>
+        <a href="{% url 'feed' %}?favorites" id="fav-panel-btn">{% trans 'favorites' %} <span id="new-fav-post-count" {% if not new_post_count %}style="display: none" {% endif %}>{{ new_post_count }}</span></a>
         {% endif %}
 
         {% if usernames %}
diff --git a/boards/templates/boards/feed.html b/boards/templates/boards/feed.html
--- a/boards/templates/boards/feed.html
+++ b/boards/templates/boards/feed.html
@@ -61,8 +61,7 @@
                     {% ifequal page current_page.number %}
                         class="current_page"
                     {% endifequal %}
-                    href="{% page_url paginator page %}">{{ page }}</a>
-                {% if not forloop.last %},{% endif %}
+                    href="{% page_url paginator page %}">{{ page }}</a>{% if not forloop.last %},{% endif %}
             {% endfor %}
         {% endwith %}
         ]
diff --git a/boards/templates/boards/post.html b/boards/templates/boards/post.html
--- a/boards/templates/boards/post.html
+++ b/boards/templates/boards/post.html
@@ -3,7 +3,7 @@
 
 {% get_current_language as LANGUAGE_CODE %}
 
-<div class="{{ css_class }}" id="{{ post.id }}" data-uid="{{ post.uid }}">
+<div class="{{ css_class }}" id="{{ post.id }}" data-uid="{{ post.uid }}" {% if tree_depth %}style="margin-left: {{ tree_depth }}em;"{% endif %}>
     <div class="post-info">
         <a class="post_id" href="{{ post.get_absolute_url }}">#{{ post.get_absolute_id }}</a>
         <span class="title">{{ post.title }}</span>
@@ -86,13 +86,7 @@
         {% endautoescape %}
     </div>
     {% if post.is_referenced %}
-        {% if mode_tree %}
-            <div class="tree_reply">
-                {% for refpost in post.get_referenced_posts %}
-                    {% post_view refpost mode_tree=True %}
-                {% endfor %}
-            </div>
-        {% else %}
+        {% if not mode_tree %}
             <div class="refmap">
                 {% trans "Replies" %}: {{ post.refmap|safe }}
             </div>
diff --git a/boards/templates/boards/settings.html b/boards/templates/boards/settings.html
--- a/boards/templates/boards/settings.html
+++ b/boards/templates/boards/settings.html
@@ -24,6 +24,10 @@
         {% else %}
             <p>{% trans 'No hidden tags.' %}</p>
         {% endif %}
+
+        {% for image in image_aliases %}
+            {{ image.alias }}: <img src="{{ image.image.url_200x150 }}" /> <br />
+        {% endfor %}
     </div>
 
     <div class="post-form-w">
diff --git a/boards/templates/boards/thread_gallery.html b/boards/templates/boards/thread_gallery.html
--- a/boards/templates/boards/thread_gallery.html
+++ b/boards/templates/boards/thread_gallery.html
@@ -22,13 +22,13 @@
                 {% with post.get_first_image as image %}
                     {% autoescape off %}
                         {{ image.get_view }}
+                        <div class="gallery_image_metadata">
+                            {{ image.width }}x{{ image.height }}
+                            {% image_actions image.image.url request.get_host %}
+                            <br />
+                            <a href="{{ post.get_absolute_url }}">>>{{ post.id }}</a>
+                        </div>
                     {% endautoescape %}
-                    <div class="gallery_image_metadata">
-                        {{ image.width }}x{{ image.height }}
-                        {% image_actions image.image.url request.get_host %}
-                        <br />
-                        <a href="{{ post.get_absolute_url }}">>>{{ post.id }}</a>
-                    </div>
                 {% endwith %}
                 </div>
             {% endfor %}
diff --git a/boards/templates/boards/thread_normal.html b/boards/templates/boards/thread_normal.html
--- a/boards/templates/boards/thread_normal.html
+++ b/boards/templates/boards/thread_normal.html
@@ -43,7 +43,8 @@
         <div class="post-form-w">
             <script src="{% static 'js/panel.js' %}"></script>
             <div class="form-title">{% trans "Reply to thread" %} #{{ opening_post.id }}<span class="reply-to-message"> {% trans "to message " %} #<span id="reply-to-message-id"></span></span></div>
-            <div class="post-form" id="compact-form">
+            <div class="post-form" id="compact-form" data-hasher="{% static 'js/3party/sha256.js' %}"
+                       data-pow-script="{% static 'js/proof_of_work.js' %}">
                 <div class="swappable-form-full">
                     <form enctype="multipart/form-data" method="post" id="form">{% csrf_token %}
                         <div class="compact-form-text"></div>
@@ -51,6 +52,7 @@
                         <div class="form-submit">
                             <input type="submit" value="{% trans "Post" %}"/>
                             <button id="preview-button" onclick="return false;">{% trans 'Preview' %}</button>
+                            <button id="file-source-button" onclick="return false;">{% trans 'Change file source' %}</button>
                         </div>
                     </form>
                 </div>
@@ -68,8 +70,7 @@
 
         <script src="{% static 'js/form.js' %}"></script>
         <script src="{% static 'js/jquery.form.min.js' %}"></script>
-        <script id="sha256Script" src="{% static 'js/3party/sha256.js' %}"></script>
-        <script id="powScript" src="{% static 'js/proof_of_work.js' %}"></script>
+        <script src="{% static 'js/3party/jquery.blockUI.js' %}"></script>
         <script src="{% static 'js/thread.js' %}"></script>
         <script src="{% static 'js/thread_update.js' %}"></script>
     {% endif %}
diff --git a/boards/templates/boards/thread_tree.html b/boards/templates/boards/thread_tree.html
--- a/boards/templates/boards/thread_tree.html
+++ b/boards/templates/boards/thread_tree.html
@@ -10,8 +10,8 @@
     {% get_current_timezone as TIME_ZONE %}
 
     <div class="thread">
-        {% for post in thread.get_top_level_replies %}
-            {% post_view post mode_tree=True %}
+        {% for depth, post in thread.get_reply_tree %}
+        {% post_view post mode_tree=True tree_depth=depth%}
         {% endfor %}
     </div>
 
diff --git a/boards/tests/test_parser.py b/boards/tests/test_parser.py
--- a/boards/tests/test_parser.py
+++ b/boards/tests/test_parser.py
@@ -26,7 +26,7 @@ class ParserTest(TestCase):
         self.assertEqual('[post]12[/post]\nText',
                          preparsed_text, 'Reflink not preparsed.')
 
-    def preparse_user(self):
+    def test_preparse_user(self):
         raw_text = '@user\nuser@example.com\n@user\nuser @user'
         preparsed_text = Parser().preparse(raw_text)
 
diff --git a/boards/urls.py b/boards/urls.py
--- a/boards/urls.py
+++ b/boards/urls.py
@@ -1,4 +1,4 @@
-from django.conf.urls import patterns, url
+from django.conf.urls import url
 #from django.views.i18n import javascript_catalog
 
 from boards import views
@@ -20,7 +20,7 @@ js_info_dict = {
     'packages': ('boards',),
 }
 
-urlpatterns = patterns('',
+urlpatterns = [
     # /boards/
     url(r'^$', all_threads.AllThreadsView.as_view(), name='index'),
 
@@ -80,17 +80,18 @@ urlpatterns = patterns('',
     url(r'^api/sync/get/$', response_get, name='api_sync_pull'),
     # TODO 'get' request
 
-    # Search
-    url(r'^search/$', BoardSearchView.as_view(), name='search'),
-
     # Notifications
     url(r'^notifications/(?P<username>\w+)/$', NotificationView.as_view(), name='notifications'),
     url(r'^notifications/$', NotificationView.as_view(), name='notifications'),
 
     # Post preview
     url(r'^preview/$', PostPreviewView.as_view(), name='preview'),
-
     url(r'^post_xml/(?P<post_id>\d+)$', get_post_sync_data,
         name='post_sync_data'),
+]
 
-)
+# Search
+if 'haystack' in neboard.settings.INSTALLED_APPS:
+    from boards.views.search import BoardSearchView
+    urlpatterns.append(url(r'^search/$', BoardSearchView.as_view(), name='search'))
+
diff --git a/boards/utils.py b/boards/utils.py
--- a/boards/utils.py
+++ b/boards/utils.py
@@ -13,7 +13,7 @@ from django.template.defaultfilters impo
 from django.utils import timezone
 from django.utils.translation import ugettext_lazy as _
 import magic
-from portage import os
+import os
 
 import boards
 from boards.settings import get_bool
diff --git a/boards/views/all_threads.py b/boards/views/all_threads.py
--- a/boards/views/all_threads.py
+++ b/boards/views/all_threads.py
@@ -1,4 +1,3 @@
-from dbus.decorators import method
 from django.core.urlresolvers import reverse
 from django.core.files import File
 from django.core.files.temp import NamedTemporaryFile
@@ -64,6 +63,12 @@ class AllThreadsView(PostMixin, FileUplo
             threads = threads.order_by('-bump_time')
         else:
             threads = threads.filter(multi_replies__opening=True).order_by('-multi_replies__pub_time')
+        filter = request.GET.get('filter')
+        if filter == 'fav_tags':
+            fav_tags = self.settings_manager.get_fav_tags()
+            if len(fav_tags) > 0:
+                threads = threads.filter(tags__in=fav_tags)
+        threads = threads.distinct()
 
         paginator = get_paginator(threads,
                                   settings.get_int('View', 'ThreadsPerPage'))
@@ -133,6 +138,7 @@ class AllThreadsView(PostMixin, FileUplo
         text = data[FORM_TEXT]
         file = form.get_file()
         threads = data[FORM_THREADS]
+        images = form.get_images()
 
         text = self._remove_invalid_links(text)
 
@@ -142,7 +148,7 @@ class AllThreadsView(PostMixin, FileUplo
         post = Post.objects.create_post(title=title, text=text, file=file,
                                         ip=ip, tags=tags, opening_posts=threads,
                                         tripcode=form.get_tripcode(),
-                                        monochrome=monochrome)
+                                        monochrome=monochrome, images=images)
 
         # This is required to update the threads to which posts we have replied
         # when creating this one
diff --git a/boards/views/feed.py b/boards/views/feed.py
--- a/boards/views/feed.py
+++ b/boards/views/feed.py
@@ -12,7 +12,6 @@ POSTS_PER_PAGE = 10
 PARAMETER_CURRENT_PAGE = 'current_page'
 PARAMETER_PAGINATOR = 'paginator'
 PARAMETER_POSTS = 'posts'
-PARAMETER_ADDITONAL_ATTRS = 'additional_attrs'
 
 PARAMETER_PREV_LINK = 'prev_page_link'
 PARAMETER_NEXT_LINK = 'next_page_link'
@@ -26,6 +25,7 @@ class FeedView(PostMixin, BaseBoardView)
     def get(self, request):
         page = request.GET.get('page', DEFAULT_PAGE)
         tripcode = request.GET.get('tripcode', None)
+        favorites = 'favorites' in request.GET
 
         params = self.get_context_data(request=request)
 
@@ -36,17 +36,16 @@ class FeedView(PostMixin, BaseBoardView)
             '-pub_time').prefetch_related('images', 'thread', 'threads')
         if tripcode:
             posts = posts.filter(tripcode=tripcode)
+        if favorites:
+            fav_thread_ops = Post.objects.filter(id__in=settings_manager.get_fav_threads().keys())
+            fav_threads = [op.get_thread() for op in fav_thread_ops]
+            posts = posts.filter(threads__in=fav_threads)
 
         paginator = get_paginator(posts, POSTS_PER_PAGE)
         paginator.current_page = int(page)
 
         params[PARAMETER_POSTS] = paginator.page(page).object_list
 
-        additional_params = dict()
-        if tripcode:
-            additional_params['tripcode'] = tripcode
-            params[PARAMETER_ADDITONAL_ATTRS] = '&tripcode=' + tripcode
-
         paginator.set_url(reverse('feed'), request.GET.dict())
 
         self.get_page_context(paginator, params, page)
diff --git a/boards/views/settings.py b/boards/views/settings.py
--- a/boards/views/settings.py
+++ b/boards/views/settings.py
@@ -8,6 +8,7 @@ from boards.middlewares import SESSION_T
 from boards.views.base import BaseBoardView, CONTEXT_FORM
 from boards.forms import SettingsForm, PlainErrorList
 from boards import settings
+from boards.models import PostImage
 
 FORM_THEME = 'theme'
 FORM_USERNAME = 'username'
@@ -15,6 +16,7 @@ FORM_TIMEZONE = 'timezone'
 FORM_IMAGE_VIEWER = 'image_viewer'
 
 CONTEXT_HIDDEN_TAGS = 'hidden_tags'
+CONTEXT_IMAGE_ALIASES = 'image_aliases'
 
 TEMPLATE = 'boards/settings.html'
 
@@ -41,6 +43,7 @@ class SettingsView(BaseBoardView):
 
         params[CONTEXT_FORM] = form
         params[CONTEXT_HIDDEN_TAGS] = settings_manager.get_hidden_tags()
+        params[CONTEXT_IMAGE_ALIASES] = PostImage.objects.exclude(alias='').exclude(alias=None)
 
         return render(request, TEMPLATE, params)
 
diff --git a/boards/views/thread/thread.py b/boards/views/thread/thread.py
--- a/boards/views/thread/thread.py
+++ b/boards/views/thread/thread.py
@@ -129,6 +129,7 @@ class ThreadView(BaseBoardView, PostMixi
         text = data[FORM_TEXT]
         file = form.get_file()
         threads = data[FORM_THREADS]
+        images = form.get_images()
 
         text = self._remove_invalid_links(text)
 
@@ -137,7 +138,8 @@ class ThreadView(BaseBoardView, PostMixi
         post = Post.objects.create_post(title=title, text=text, file=file,
                                         thread=post_thread, ip=ip,
                                         opening_posts=threads,
-                                        tripcode=form.get_tripcode())
+                                        tripcode=form.get_tripcode(),
+                                        images=images)
         post.notify_clients()
 
         if html_response:
diff --git a/changelog.markdown b/changelog.markdown
--- a/changelog.markdown
+++ b/changelog.markdown
@@ -75,3 +75,11 @@ more simple now
 * Posting to many threads by one post
 * Tag details
 * Removed compact form
+
+# 2.12.0 Lyekka
+* Interesting threads feed for favorite tag threads
+* Don't close image popups opened from the reflink popups
+* Shared workers for PoW and favorites update
+* Add random number of spaces to spoiler
+* Monochrome threads
+* CSRF protection
diff --git a/neboard/urls.py b/neboard/urls.py
--- a/neboard/urls.py
+++ b/neboard/urls.py
@@ -1,4 +1,4 @@
-from django.conf.urls import patterns, include, url
+from django.conf.urls import include, url
 
 # Uncomment the next two lines to enable the admin:
 from django.conf.urls.static import static
@@ -9,12 +9,12 @@ from boards.views.not_found import NotFo
 
 admin.autodiscover()
 
-urlpatterns = patterns('',
+urlpatterns = [
     # Uncomment the admin/doc line below to enable admin documentation:
     # url(r'^admin/doc/', include('django.contrib.admindocs.urls')),
 
     url(r'^admin/', include(admin.site.urls), name='admin'),
     url(r'^', include('boards.urls')),
-) + static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT)
+] + static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT)
 
 handler404 = NotFoundView.as_view()
diff --git a/requirements.txt b/requirements.txt
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,4 @@
+python-magic
 httplib2
 simplejson
 magic