mediagoblin/user_pages/views.py

   1 # GNU MediaGoblin -- federated, autonomous media hosting
   2 # Copyright (C) 2011 Free Software Foundation, Inc
   3 #
   4 # This program is free software: you can redistribute it and/or modify
   5 # it under the terms of the GNU Affero General Public License as published by
   6 # the Free Software Foundation, either version 3 of the License, or
   7 # (at your option) any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU Affero General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU Affero General Public License
  15 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 from webob import exc
  18
  19 from mediagoblin import messages
  20 from mediagoblin.db.util import DESCENDING, ObjectId
  21 from mediagoblin.util import (
  22     Pagination, render_to_response, redirect, cleaned_markdown_conversion)
  23 from mediagoblin.user_pages import forms as user_forms
  24
  25 from mediagoblin.decorators import uses_pagination, get_user_media_entry, \
  26     require_active_login
  27
  28 from werkzeug.contrib.atom import AtomFeed
  29
  30
  31 @uses_pagination
  32 def user_home(request, page):
  33     """'Homepage' of a User()"""
  34     user = request.db.User.find_one({
  35             'username': request.matchdict['user'],
  36             'status': 'active'})
  37     if not user:
  38         return exc.HTTPNotFound()
  39
  40     cursor = request.db.MediaEntry.find(
  41         {'uploader': user['_id'],
  42          'state': 'processed'}).sort('created', DESCENDING)
  43
  44     pagination = Pagination(page, cursor)
  45     media_entries = pagination()
  46
  47     #if no data is available, return NotFound
  48     if media_entries == None:
  49         return exc.HTTPNotFound()
  50
  51     return render_to_response(
  52         request,
  53         'mediagoblin/user_pages/user.html',
  54         {'user': user,
  55          'media_entries': media_entries,
  56          'pagination': pagination})
  57
  58 @uses_pagination
  59 def user_gallery(request, page):
  60     """'Gallery' of a User()"""
  61     user = request.db.User.find_one({
  62             'username': request.matchdict['user'],
  63             'status': 'active'})
  64     if not user:
  65         return exc.HTTPNotFound()
  66
  67     cursor = request.db.MediaEntry.find(
  68         {'uploader': user['_id'],
  69          'state': 'processed'}).sort('created', DESCENDING)
  70
  71     pagination = Pagination(page, cursor)
  72     media_entries = pagination()
  73
  74     #if no data is available, return NotFound
  75     if media_entries == None:
  76         return exc.HTTPNotFound()
  77
  78     return render_to_response(
  79         request,
  80         'mediagoblin/user_pages/gallery.html',
  81         {'user': user,
  82          'media_entries': media_entries,
  83          'pagination': pagination})
  84
  85 MEDIA_COMMENTS_PER_PAGE = 50
  86
  87 @get_user_media_entry
  88 @uses_pagination
  89 def media_home(request, media, page, **kwargs):
  90     """
  91     'Homepage' of a MediaEntry()
  92     """
  93
  94     pagination = Pagination(page, media.get_comments(), MEDIA_COMMENTS_PER_PAGE)
  95     comments = pagination()
  96
  97     comment_form = user_forms.MediaCommentForm(request.POST)
  98
  99     return render_to_response(
 100         request,
 101         'mediagoblin/user_pages/media.html',
 102         {'media': media,
 103          'comments': comments,
 104          'pagination': pagination,
 105          'comment_form': comment_form})
 106
 107
 108 @require_active_login
 109 def media_post_comment(request):
 110     """
 111     recieves POST from a MediaEntry() comment form, saves the comment.
 112     """
 113     comment = request.db.MediaComment()
 114     comment['media_entry'] = ObjectId(request.matchdict['media'])
 115     comment['author'] = request.user['_id']
 116     comment['content'] = request.POST['comment']
 117
 118     comment['content_html'] = cleaned_markdown_conversion(comment['content'])
 119
 120     comment.save()
 121
 122     messages.add_message(
 123         request, messages.SUCCESS,
 124         'Comment posted!')
 125
 126     return redirect(request, 'mediagoblin.user_pages.media_home',
 127         media = request.matchdict['media'],
 128         user = request.matchdict['user'])
 129
 130
 131 ATOM_DEFAULT_NR_OF_UPDATED_ITEMS = 5
 132
 133 def atom_feed(request):
 134     """
 135     generates the atom feed with the newest images
 136     """
 137
 138     user = request.db.User.find_one({
 139                'username': request.matchdict['user'],
 140                'status': 'active'})
 141     if not user:
 142         return exc.HTTPNotFound()
 143
 144     cursor = request.db.MediaEntry.find({
 145                  'uploader': user['_id'],
 146                  'state': 'processed'}) \
 147                  .sort('created', DESCENDING) \
 148                  .limit(ATOM_DEFAULT_NR_OF_UPDATED_ITEMS)
 149
 150     feed = AtomFeed(request.matchdict['user'],
 151                feed_url=request.url,
 152                url=request.host_url)
 153
 154     for entry in cursor:
 155         feed.add(entry.get('title'),
 156             entry.get('description_html'),
 157             content_type='html',
 158             author=request.matchdict['user'],
 159             updated=entry.get('created'),
 160             url=entry.url_for_self(request.urlgen))
 161
 162     return feed.get_response()