1 files changed, 109 insertions, 0 deletions
diff --git a/objectapp/views/trackback.py b/objectapp/views/trackback.py
new file mode 100644
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--- /dev/null
+++ b/objectapp/views/trackback.py
@@ -0,0 +1,109 @@
+# Copyright (c) 2011,  2012 Free Software Foundation
+
+#     This program is free software: you can redistribute it and/or modify
+#     it under the terms of the GNU Affero General Public License as
+#     published by the Free Software Foundation, either version 3 of the
+#     License, or (at your option) any later version.
+
+#     This program is distributed in the hope that it will be useful,
+#     but WITHOUT ANY WARRANTY; without even the implied warranty of
+#     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#     GNU Affero General Public License for more details.
+
+#     You should have received a copy of the GNU Affero General Public License
+#     along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
+# This project incorporates work covered by the following copyright and permission notice:  
+
+#    Copyright (c) 2009, Julien Fache
+#    All rights reserved.
+
+#    Redistribution and use in source and binary forms, with or without
+#    modification, are permitted provided that the following conditions
+#    are met:
+
+#    * Redistributions of source code must retain the above copyright
+#      notice, this list of conditions and the following disclaimer.
+#    * Redistributions in binary form must reproduce the above copyright
+#      notice, this list of conditions and the following disclaimer in
+#      the documentation and/or other materials provided with the
+#      distribution.
+#    * Neither the name of the author nor the names of other
+#      contributors may be used to endorse or promote products derived
+#      from this software without specific prior written permission.
+
+#    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+#    "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+#    LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+#    FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+#    COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+#    INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+#    (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+#    SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+#    HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+#    STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+#    ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+#    OF THE POSSIBILITY OF SUCH DAMAGE.
+
+# Copyright (c) 2011,  2012 Free Software Foundation
+
+#     This program is free software: you can redistribute it and/or modify
+#     it under the terms of the GNU Affero General Public License as
+#     published by the Free Software Foundation, either version 3 of the
+#     License, or (at your option) any later version.
+
+#     This program is distributed in the hope that it will be useful,
+#     but WITHOUT ANY WARRANTY; without even the implied warranty of
+#     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#     GNU Affero General Public License for more details.
+
+#     You should have received a copy of the GNU Affero General Public License
+#     along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
+"""Views for Objectapp trackback"""
+from django.shortcuts import redirect
+from django.shortcuts import get_object_or_404
+from django.contrib.sites.models import Site
+from django.contrib import comments
+from django.views.decorators.csrf import csrf_exempt
+from django.contrib.contenttypes.models import ContentType
+from django.views.generic.simple import direct_to_template
+
+from objectapp.models import Gbobject
+
+
+@csrf_exempt
+def gbobject_trackback(request, object_id):
+    """Set a TrackBack for an Gbobject"""
+    gbobject = get_object_or_404(Gbobject.published, pk=object_id)
+
+    if request.POST.get('url'):
+        error = ''
+        url = request.POST['url']
+        site = Site.objects.get_current()
+
+        if not gbobject.pingback_enabled:
+            error = u'Trackback is not enabled for %s' % gbobject.title
+
+        title = request.POST.get('title') or url
+        excerpt = request.POST.get('excerpt') or title
+        blog_name = request.POST.get('blog_name') or title
+
+        if not error:
+            comment, created = comments.get_model().objects.get_or_create(
+                content_type=ContentType.objects.get_for_model(Gbobject),
+                object_pk=gbobject.pk, site=site, user_url=url,
+                user_name=blog_name, defaults={'comment': excerpt})
+            if created:
+                user = gbobject.authors.all()[0]
+                comment.flags.create(user=user, flag='trackback')
+            else:
+                error = u'Trackback is already registered'
+
+        return direct_to_template(request, 'objectapp/gbobject_trackback.xml',
+                                  mimetype='text/xml',
+                                  extra_context={'error': error})
+
+    return redirect(gbobject, permanent=True)