forum/actions/node.py

   1 from django.utils.html import strip_tags
   2 from django.utils.translation import ugettext as _
   3 from forum.models.action import ActionProxy
   4 from forum.models import Comment, Question, Answer, NodeRevision
   5 import logging
   6
   7 class NodeEditAction(ActionProxy):
   8     def create_revision_data(self, initial=False, **data):
   9         revision_data = dict(summary=data.get('summary', (initial and _('Initial revision') or '')), body=data['text'])
  10
  11         if data.get('title', None):
  12             revision_data['title'] = strip_tags(data['title'].strip())
  13
  14         if data.get('tags', None):
  15             revision_data['tagnames'] = data['tags'].strip()
  16
  17         return revision_data
  18
  19 class AskAction(NodeEditAction):
  20     verb = _("asked")
  21
  22     def process_data(self, **data):
  23         processed_data = self.create_revision_data(True, **data)
  24         if 'added_at' in data:
  25             processed_data['added_at'] = data['added_at']
  26
  27         question = Question(author=self.user, **processed_data)
  28         question.save()
  29         self.node = question
  30
  31     def describe(self, viewer=None):
  32         return _("%(user)s asked %(question)s") % {
  33             'user': self.hyperlink(self.user.get_profile_url(), self.friendly_username(viewer, self.user)),
  34             'question': self.hyperlink(self.node.get_absolute_url(), self.node.title)
  35         }
  36
  37 class AnswerAction(NodeEditAction):
  38     verb = _("answered")
  39
  40     def process_data(self, **data):
  41         answer = Answer(author=self.user, parent=data['question'], **self.create_revision_data(True, **data))
  42         answer.save()
  43         self.node = answer
  44
  45     def process_action(self):
  46         self.node.question.reset_answer_count_cache()
  47
  48     def describe(self, viewer=None):
  49         question = self.node.parent
  50         return _("%(user)s answered %(asker)s on %(question)s") % {
  51             'user': self.hyperlink(self.user.get_profile_url(), self.friendly_username(viewer, self.user)),
  52             'asker': self.hyperlink(question.author.get_profile_url(), self.friendly_username(viewer, question.author)),
  53             'question': self.hyperlink(self.node.get_absolute_url(), question.title)
  54         }
  55
  56 class CommentAction(ActionProxy):
  57     verb = _("commented")
  58
  59     def process_data(self, text='', parent=None):
  60         comment = Comment(author=self.user, parent=parent, body=text)
  61         comment.save()
  62         self.node = comment
  63
  64     def describe(self, viewer=None):
  65         return _("%(user)s commented on %(post_desc)s") % {
  66             'user': self.hyperlink(self.node.author.get_profile_url(), self.friendly_username(viewer, self.node.author)),
  67             'post_desc': self.describe_node(viewer, self.node.parent)
  68         }
  69
  70 class ReviseAction(NodeEditAction):
  71     verb = _("edited")
  72
  73     def process_data(self, **data):
  74         revision_data = self.create_revision_data(**data)
  75         revision = self.node.create_revision(self.user, **revision_data)
  76         self.extra = revision.revision
  77
  78     def process_action(self):
  79         self.node.last_edited = self
  80         self.node.save()
  81
  82     def describe(self, viewer=None):
  83         return _("%(user)s edited %(post_desc)s") % {
  84             'user': self.hyperlink(self.user.get_profile_url(), self.friendly_username(viewer, self.user)),
  85             'post_desc': self.describe_node(viewer, self.node)
  86         }
  87
  88     def get_absolute_url(self):
  89         return self.node.get_revisions_url()
  90
  91 class RetagAction(ActionProxy):
  92     verb = _("retagged")
  93
  94     def process_data(self, tagnames=''):
  95         active = self.node.active_revision
  96         revision_data = dict(summary=_('Retag'), title=active.title, tagnames=strip_tags(tagnames.strip()), body=active.body)
  97         revision = self.node.create_revision(self.user, **revision_data)
  98         self.extra = revision.revision
  99
 100     def process_action(self):
 101         self.node.last_edited = self
 102         self.node.save()
 103
 104     def describe(self, viewer=None):
 105         return _("%(user)s retagged %(post_desc)s") % {
 106             'user': self.hyperlink(self.user.get_profile_url(), self.friendly_username(viewer, self.user)),
 107             'post_desc': self.describe_node(viewer, self.node)
 108         }
 109
 110     def get_absolute_url(self):
 111         return self.node.get_revisions_url()
 112
 113 class RollbackAction(ActionProxy):
 114     verb = _("reverted")
 115
 116     def process_data(self, activate=None):
 117         previous = self.node.active_revision
 118         self.node.activate_revision(self.user, activate)
 119         self.extra = "%d:%d" % (previous.revision, activate.revision)
 120
 121     def process_action(self):
 122         self.node.last_edited = self
 123         self.node.save()
 124
 125     def describe(self, viewer=None):
 126         revisions = [NodeRevision.objects.get(node=self.node, revision=int(n)) for n in self.extra.split(':')]
 127
 128         return _("%(user)s reverted %(post_desc)s from revision %(initial)d (%(initial_sum)s) to revision %(final)d (%(final_sum)s)") % {
 129             'user': self.hyperlink(self.user.get_profile_url(), self.friendly_username(viewer, self.user)),
 130             'post_desc': self.describe_node(viewer, self.node),
 131             'initial': revisions[0].revision, 'initial_sum': revisions[0].summary,
 132             'final': revisions[1].revision, 'final_sum': revisions[1].summary,
 133         }
 134
 135     def get_absolute_url(self):
 136         return self.node.get_revisions_url()
 137
 138 class CloseAction(ActionProxy):
 139     verb = _("closed")
 140
 141     def process_action(self):
 142         self.node.marked = True
 143         self.node.nstate.closed = self
 144         self.node.last_edited = self
 145         self.node.update_last_activity(self.user, save=True)
 146
 147     def cancel_action(self):
 148         self.node.marked = False
 149         self.node.nstate.closed = None
 150         self.node.update_last_activity(self.user, save=True)
 151
 152     def describe(self, viewer=None):
 153         return _("%(user)s closed %(post_desc)s: %(reason)s") % {
 154             'user': self.hyperlink(self.user.get_profile_url(), self.friendly_username(viewer, self.user)),
 155             'post_desc': self.describe_node(viewer, self.node),
 156             'reason': self.extra
 157         }
 158
 159 class AnswerToCommentAction(ActionProxy):
 160     verb = _("converted")
 161
 162     def process_data(self, new_parent=None):
 163         self.node.parent = new_parent
 164         self.node.node_type = "comment"
 165
 166         for comment in self.node.comments.all():
 167             comment.parent = new_parent
 168             comment.save()
 169
 170         self.node.last_edited = self
 171         self.node.update_last_activity(self.user, save=True)
 172         try:
 173             self.node.abs_parent.reset_answer_count_cache()
 174         except AttributeError:
 175             pass
 176
 177     def describe(self, viewer=None):
 178         return _("%(user)s converted an answer to %(question)s into a comment") % {
 179             'user': self.hyperlink(self.user.get_profile_url(), self.friendly_username(viewer, self.user)),
 180             'question': self.describe_node(viewer, self.node.abs_parent),
 181         }
 182
 183 class CommentToAnswerAction(ActionProxy):
 184     verb = _("converted")
 185
 186     def process_data(self, question):
 187         self.node.parent = question
 188         self.node.node_type = "answer"
 189         self.node.last_edited = self
 190         self.node.update_last_activity(self.user, save=True)
 191
 192         # Now updated the cached data
 193         question.reset_answer_count_cache()
 194
 195     def describe(self, viewer=None):
 196         return _("%(user)s converted comment on %(question)s into an answer") % {
 197             'user': self.hyperlink(self.user.get_profile_url(), self.friendly_username(viewer, self.user)),
 198             'question': self.describe_node(viewer, self.node.abs_parent),
 199         }
 200
 201 class AnswerToQuestionAction(NodeEditAction):
 202     verb = _("converted to question")
 203
 204     def process_data(self,  **data):
 205         revision_data = self.create_revision_data(**data)
 206         revision = self.node.create_revision(self.user, **revision_data)
 207
 208         original_question = self.node.question
 209
 210         self.extra = {
 211             'covert_revision': revision.revision,
 212             'original_question': original_question
 213         }
 214
 215         self.node.node_type = "question"
 216         self.node.parent = None
 217         self.node.abs_parent = None
 218
 219         original_question.reset_answer_count_cache()
 220
 221     def process_action(self):
 222         self.node.last_edited = self
 223         self.node.save()
 224
 225
 226     def describe(self, viewer=None):
 227         return _("%(user)s converted an answer to %(question)s into a separate question") % {
 228             'user': self.hyperlink(self.user.get_profile_url(), self.friendly_username(viewer, self.user)),
 229             'question': self.describe_node(viewer, self.node.abs_parent),
 230         }
 231
 232 class WikifyAction(ActionProxy):
 233     verb = _("wikified")
 234
 235     def process_action(self):
 236         self.node.nstate.wiki = self
 237         self.node.last_edited = self
 238         self.node.update_last_activity(self.user, save=True)
 239
 240     def cancel_action(self):
 241         self.node.nstate.wiki = None
 242         self.node.update_last_activity(self.user, save=True)
 243
 244     def describe(self, viewer=None):
 245         return _("%(user)s marked %(node)s as community wiki.") % {
 246             'user': self.hyperlink(self.user.get_profile_url(), self.friendly_username(viewer, self.user)),
 247             'node': self.describe_node(viewer, self.node),
 248         }
 249