]> git.openstreetmap.org Git - osqa.git/blob - forum_modules/sximporter/importer.py
Adds a file format option to xml backups.
[osqa.git] / forum_modules / sximporter / importer.py
1 # -*- coding: utf-8 -*-
2
3 from xml.dom import minidom
4 from datetime import datetime, timedelta
5 import time
6 import re
7 import os
8 import gc
9 from django.utils.translation import ugettext as _
10 from django.template.defaultfilters import slugify
11 from forum.models.utils import dbsafe_encode
12 from orm import orm
13
14 from django.utils.encoding import force_unicode
15
16 try:
17     from cPickle import loads, dumps
18 except ImportError:
19     from pickle import loads, dumps
20
21 from copy import deepcopy
22 from base64 import b64encode, b64decode
23 from zlib import compress, decompress
24
25 from xml.sax import make_parser
26 from xml.sax.handler import ContentHandler
27
28 class SXTableHandler(ContentHandler):
29     def __init__(self, fname, callback):
30         self.in_row = False
31         self.el_data = {}
32         self.ch_data = ''
33
34         self.fname = fname.lower()
35         self.callback = callback
36
37     def startElement(self, name, attrs):
38         if name.lower() == self.fname:
39             pass
40         elif name.lower() == "row":
41             self.in_row = True
42
43     def characters(self, ch):
44         self.ch_data += ch
45
46     def endElement(self, name):
47         if name.lower() == self.fname:
48             pass
49         elif name.lower() == "row":
50             self.callback(self.el_data)
51
52             self.in_row = False
53             del self.el_data
54             self.el_data = {}
55         elif self.in_row:
56             self.el_data[name.lower()] = self.ch_data.strip()
57             del self.ch_data
58             self.ch_data = ''
59
60
61 def readTable(path, name, callback):
62     parser = make_parser()
63     handler = SXTableHandler(name, callback)
64     parser.setContentHandler(handler)
65
66     f = os.path.join(path, "%s.xml" % name)
67     parser.parse(f)
68
69
70 def dbsafe_encode(value):
71     return force_unicode(b64encode(compress(dumps(deepcopy(value)))))
72
73 def getText(el):
74     rc = ""
75     for node in el.childNodes:
76         if node.nodeType == node.TEXT_NODE:
77             rc = rc + node.data
78     return rc.strip()
79
80 msstrip = re.compile(r'^(.*)\.\d+')
81 def readTime(ts):
82     noms = msstrip.match(ts)
83     if noms:
84         ts = noms.group(1)
85
86     return datetime(*time.strptime(ts, '%Y-%m-%dT%H:%M:%S')[0:6])
87
88 #def readEl(el):
89 #    return dict([(n.tagName.lower(), getText(n)) for n in el.childNodes if n.nodeType == el.ELEMENT_NODE])
90
91 #def readTable(dump, name):
92 #    for e in minidom.parseString(dump.read("%s.xml" % name)).getElementsByTagName('row'):
93 #        yield readEl(e)
94 #return [readEl(e) for e in minidom.parseString(dump.read("%s.xml" % name)).getElementsByTagName('row')]
95
96 google_accounts_lookup = re.compile(r'^https?://www.google.com/accounts/')
97 yahoo_accounts_lookup = re.compile(r'^https?://me.yahoo.com/a/')
98
99 openid_lookups = [
100         re.compile(r'^https?://www.google.com/profiles/(?P<uname>\w+(\.\w+)*)/?$'),
101         re.compile(r'^https?://me.yahoo.com/(?P<uname>\w+(\.\w+)*)/?$'),
102         re.compile(r'^https?://openid.aol.com/(?P<uname>\w+(\.\w+)*)/?$'),
103         re.compile(r'^https?://(?P<uname>\w+(\.\w+)*).myopenid.com/?$'),
104         re.compile(r'^https?://flickr.com/(\w+/)*(?P<uname>\w+(\.\w+)*)/?$'),
105         re.compile(r'^https?://technorati.com/people/technorati/(?P<uname>\w+(\.\w+)*)/?$'),
106         re.compile(r'^https?://(?P<uname>\w+(\.\w+)*).wordpress.com/?$'),
107         re.compile(r'^https?://(?P<uname>\w+(\.\w+)*).blogspot.com/?$'),
108         re.compile(r'^https?://(?P<uname>\w+(\.\w+)*).livejournal.com/?$'),
109         re.compile(r'^https?://claimid.com/(?P<uname>\w+(\.\w+)*)/?$'),
110         re.compile(r'^https?://(?P<uname>\w+(\.\w+)*).pip.verisignlabs.com/?$'),
111         re.compile(r'^https?://getopenid.com/(?P<uname>\w+(\.\w+)*)/?$'),
112         re.compile(r'^https?://[\w\.]+/(\w+/)*(?P<uname>\w+(\.\w+)*)/?$'),
113         re.compile(r'^https?://(?P<uname>[\w\.]+)/?$'),
114         ]
115
116 def final_username_attempt(sxu):
117     openid = sxu.get('openid', None)
118
119     if openid:
120         if google_accounts_lookup.search(openid):
121             return UnknownGoogleUser(sxu.get('id'))
122         if yahoo_accounts_lookup.search(openid):
123             return UnknownYahooUser(sxu.get('id'))
124
125         for lookup in openid_lookups:
126             if lookup.search(openid):
127                 return lookup.search(openid).group('uname')
128
129     return UnknownUser(sxu.get('id'))
130
131 class UnknownUser(object):
132     def __init__(self, id):
133         self._id = id
134
135     def __str__(self):
136         return _("user-%(id)s") % {'id': self._id}
137
138     def __unicode__(self):
139         return self.__str__()
140
141     def encode(self, *args):
142         return self.__str__()
143
144 class UnknownGoogleUser(UnknownUser):
145     def __str__(self):
146         return _("user-%(id)s (google)") % {'id': self._id}
147
148 class UnknownYahooUser(UnknownUser):
149     def __str__(self):
150         return _("user-%(id)s (yahoo)") % {'id': self._id}
151
152
153 class IdMapper(dict):
154     def __getitem__(self, key):
155         key = int(key)
156         return super(IdMapper, self).get(key, 1)
157
158     def __setitem__(self, key, value):
159         super(IdMapper, self).__setitem__(int(key), int(value))
160
161 class IdIncrementer():
162     def __init__(self, initial):
163         self.value = initial
164
165     def inc(self):
166         self.value += 1
167
168 openidre = re.compile('^https?\:\/\/')
169 def userimport(path, options):
170 #users = readTable(dump, "Users")
171
172     usernames = []
173     openids = set()
174     uidmapper = IdMapper()
175     #merged_users = []
176
177     owneruid = options.get('owneruid', None)
178     #check for empty values
179     if not owneruid:
180         owneruid = None
181
182     def callback(sxu):
183         create = True
184
185         if sxu.get('id') == '-1':
186             return
187         #print "\n".join(["%s : %s" % i for i in sxu.items()])
188         if int(sxu.get('id')) == int(owneruid):
189             osqau = orm.User.objects.get(id=1)
190             for assoc in orm.AuthKeyUserAssociation.objects.filter(user=osqau):
191                 openids.add(assoc.key)
192             uidmapper[owneruid] = 1
193             uidmapper[-1] = 1
194             create = False
195         else:
196             username = unicode(sxu.get('displayname',
197                                sxu.get('displaynamecleaned', sxu.get('realname', final_username_attempt(sxu)))))[:30]
198
199             if username in usernames:
200             #if options.get('mergesimilar', False) and sxu.get('email', 'INVALID') == user_by_name[username].email:
201             #    osqau = user_by_name[username]
202             #    create = False
203             #    uidmapper[sxu.get('id')] = osqau.id
204             #else:
205                 inc = 0
206
207                 while True:
208                     inc += 1
209                     totest = "%s %d" % (username[:29 - len(str(inc))], inc)
210
211                     if not totest in usernames:
212                         username = totest
213                         break          
214
215         sxbadges = sxu.get('badgesummary', None)
216         badges = {'1':'0', '2':'0', '3':'0'}
217
218         if sxbadges:
219             badges.update(dict([b.split('=') for b in sxbadges.split()]))
220
221         if create:
222             osqau = orm.User(
223                     id           = sxu.get('id'),
224                     username     = username,
225                     password     = '!',
226                     email        = sxu.get('email', ''),
227                     is_superuser = sxu.get('usertypeid') == '5',
228                     is_staff     = sxu.get('usertypeid') == '4',
229                     is_active    = True,
230                     date_joined  = readTime(sxu.get('creationdate')),
231                     last_seen    = readTime(sxu.get('lastaccessdate')),
232                     about         = sxu.get('aboutme', ''),
233                     date_of_birth = sxu.get('birthday', None) and readTime(sxu['birthday']) or None,
234                     email_isvalid = int(sxu.get('usertypeid')) > 2,
235                     website       = sxu.get('websiteurl', ''),
236                     reputation    = int(sxu.get('reputation')),
237                     gold          = int(badges['1']),
238                     silver        = int(badges['2']),
239                     bronze        = int(badges['3']),
240                     real_name     = sxu.get('realname', '')[:30],
241                     location      = sxu.get('location', ''),
242                     )
243
244             osqau.save()
245
246             user_joins = orm.Action(
247                     action_type = "userjoins",
248                     action_date = osqau.date_joined,
249                     user = osqau
250                     )
251             user_joins.save()
252
253             rep = orm.ActionRepute(
254                     value = 1,
255                     user = osqau,
256                     date = osqau.date_joined,
257                     action = user_joins
258                     )
259             rep.save()
260
261             try:
262                 orm.SubscriptionSettings.objects.get(user=osqau)
263             except:
264                 s = orm.SubscriptionSettings(user=osqau)
265                 s.save()
266
267             uidmapper[osqau.id] = osqau.id
268         else:
269             new_about = sxu.get('aboutme', None)
270             if new_about and osqau.about != new_about:
271                 if osqau.about:
272                     osqau.about = "%s\n|\n%s" % (osqau.about, new_about)
273                 else:
274                     osqau.about = new_about
275
276             osqau.username = sxu.get('displayname',
277                                      sxu.get('displaynamecleaned', sxu.get('realname', final_username_attempt(sxu))))
278             osqau.email = sxu.get('email', '')
279             osqau.reputation += int(sxu.get('reputation'))
280             osqau.gold += int(badges['1'])
281             osqau.silver += int(badges['2'])
282             osqau.bronze += int(badges['3'])
283
284             osqau.date_joined = readTime(sxu.get('creationdate'))
285             osqau.website = sxu.get('websiteurl', '')
286             osqau.date_of_birth = sxu.get('birthday', None) and readTime(sxu['birthday']) or None
287             osqau.location = sxu.get('location', '')
288             osqau.real_name = sxu.get('realname', '')
289
290             #merged_users.append(osqau.id)
291             osqau.save()
292
293         usernames.append(osqau.username)
294
295         openid = sxu.get('openid', None)
296         if openid and openidre.match(openid) and (not openid in openids):
297             assoc = orm.AuthKeyUserAssociation(user=osqau, key=openid, provider="openidurl")
298             assoc.save()
299             openids.add(openid)
300
301         openidalt = sxu.get('openidalt', None)
302         if openidalt and openidre.match(openidalt) and (not openidalt in openids):
303             assoc = orm.AuthKeyUserAssociation(user=osqau, key=openidalt, provider="openidurl")
304             assoc.save()
305             openids.add(openidalt)
306
307     readTable(path, "Users", callback)
308
309     if uidmapper[-1] == -1:
310         uidmapper[-1] = 1
311
312     return uidmapper
313
314 def tagsimport(dump, uidmap):
315 #tags = readTable(dump, "Tags")
316
317     tagmap = {}
318
319     def callback(sxtag):
320         otag = orm.Tag(
321                 id = int(sxtag['id']),
322                 name = sxtag['name'],
323                 used_count = int(sxtag['count']),
324                 created_by_id = uidmap[sxtag.get('userid', 1)],
325                 )
326         otag.save()
327
328         tagmap[otag.name] = otag
329
330     readTable(dump, "Tags", callback)
331
332     return tagmap
333
334 def add_post_state(name, post, action):
335     if not "(%s)" % name in post.state_string:
336         post.state_string = "%s(%s)" % (post.state_string, name)
337         post.save()
338
339     try:
340         state = orm.NodeState.objects.get(node=post, state_type=name)
341         state.action = action
342         state.save()
343     except:
344         state = orm.NodeState(node=post, state_type=name, action=action)
345         state.save()
346
347 def remove_post_state(name, post):
348     if "(%s)" % name in post.state_string:
349         try:
350             state = orm.NodeState.objects.get(state_type=name, post=post)
351             state.delete()
352         except:
353             pass
354     post.state_string = "".join("(%s)" % s for s in re.findall('\w+', post.state_string) if s != name)
355
356 def postimport(dump, uidmap, tagmap):
357 #history = {}
358 #accepted = {}
359     all = []
360
361     #for h in readTable(dump, "PostHistory"):
362     #    if not history.get(h.get('postid'), None):
363     #        history[h.get('postid')] = []
364     #
365     #    history[h.get('postid')].append(h)
366
367     #posts = readTable(dump, "Posts")
368
369     def callback(sxpost):
370         nodetype = (sxpost.get('posttypeid') == '1') and "nodetype" or "answer"
371
372         post = orm.Node(
373                 node_type = nodetype,
374                 id = sxpost['id'],
375                 added_at = readTime(sxpost['creationdate']),
376                 body = sxpost['body'],
377                 score = sxpost.get('score', 0),
378                 author_id = sxpost.get('deletiondate', None) and 1 or uidmap[sxpost.get('owneruserid', 1)]
379                 )
380
381         post.save()
382
383         create_action = orm.Action(
384                 action_type = (nodetype == "nodetype") and "ask" or "answer",
385                 user_id = post.author_id,
386                 node = post,
387                 action_date = post.added_at
388                 )
389
390         create_action.save()
391
392         if sxpost.get('lasteditoruserid', None):
393             revise_action = orm.Action(
394                     action_type = "revise",
395                     user_id = uidmap[sxpost.get('lasteditoruserid')],
396                     node = post,
397                     action_date = readTime(sxpost['lasteditdate']),
398                     )
399
400             revise_action.save()
401             post.last_edited = revise_action
402
403         if sxpost.get('communityowneddate', None):
404             wikify_action = orm.Action(
405                     action_type = "wikify",
406                     user_id = 1,
407                     node = post,
408                     action_date = readTime(sxpost['communityowneddate'])
409                     )
410
411             wikify_action.save()
412             add_post_state("wiki", post, wikify_action)
413
414         if sxpost.get('lastactivityuserid', None):
415             post.last_activity_by_id = uidmap[sxpost['lastactivityuserid']]
416             post.last_activity_at = readTime(sxpost['lastactivitydate'])
417
418         if sxpost.get('posttypeid') == '1': #question
419             post.node_type = "question"
420             post.title = sxpost['title']
421
422             tagnames = sxpost['tags'].replace(u'ö', '-').replace(u'é', '').replace(u'à', '')
423             post.tagnames = tagnames
424
425             post.extra_count = sxpost.get('viewcount', 0)
426
427             add_tags_to_post(post, tagmap)
428
429         else:
430             post.parent_id = sxpost['parentid']
431
432         post.save()
433
434         all.append(int(post.id))
435
436         del post
437
438     readTable(dump, "Posts", callback)
439
440     return all
441
442 def comment_import(dump, uidmap, posts):
443 #comments = readTable(dump, "PostComments")
444     currid = IdIncrementer(max(posts))
445     mapping = {}
446
447     def callback(sxc):
448         currid.inc()
449         oc = orm.Node(
450                 id = currid.value,
451                 node_type = "comment",
452                 added_at = readTime(sxc['creationdate']),
453                 author_id = uidmap[sxc.get('userid', 1)],
454                 body = sxc['text'],
455                 parent_id = sxc.get('postid'),
456                 )
457
458         if sxc.get('deletiondate', None):
459             delete_action = orm.Action(
460                     action_type = "delete",
461                     user_id = uidmap[sxc['deletionuserid']],
462                     action_date = readTime(sxc['deletiondate'])
463                     )
464
465             oc.author_id = uidmap[sxc['deletionuserid']]
466             oc.save()
467
468             delete_action.node = oc
469             delete_action.save()
470
471             add_post_state("deleted", oc, delete_action)
472         else:
473             oc.author_id = uidmap[sxc.get('userid', 1)]
474             oc.save()
475
476         create_action = orm.Action(
477                 action_type = "comment",
478                 user_id = oc.author_id,
479                 node = oc,
480                 action_date = oc.added_at
481                 )
482
483         create_action.save()
484         oc.save()
485
486         posts.append(int(oc.id))
487         mapping[int(sxc['id'])] = int(oc.id)
488
489     readTable(dump, "PostComments", callback)
490     return posts, mapping
491
492
493 def add_tags_to_post(post, tagmap):
494     tags = [tag for tag in [tagmap.get(name.strip()) for name in post.tagnames.split(u' ') if name] if tag]
495     post.tagnames = " ".join([t.name for t in tags]).strip()
496     post.tags = tags
497     create_and_activate_revision(post)
498
499
500 def create_and_activate_revision(post):
501     rev = orm.NodeRevision(
502             author_id = post.author_id,
503             body = post.body,
504             node_id = post.id,
505             revised_at = post.added_at,
506             revision = 1,
507             summary = 'Initial revision',
508             tagnames = post.tagnames,
509             title = post.title,
510             )
511
512     rev.save()
513     post.active_revision_id = rev.id
514     post.save()
515
516 def post_vote_import(dump, uidmap, posts):
517 #votes = readTable(dump, "Posts2Votes")
518     close_reasons = {}
519
520     def close_callback(r):
521         close_reasons[r['id']] = r['name']
522
523     readTable(dump, "CloseReasons", close_callback)
524
525     user2vote = []
526
527     def callback(sxv):
528         action = orm.Action(
529                 user_id=uidmap[sxv['userid']],
530                 action_date = readTime(sxv['creationdate']),
531                 )
532
533         if not int(sxv['postid']) in posts: return
534         node = orm.Node.objects.get(id=sxv['postid'])
535         action.node = node
536
537         if sxv['votetypeid'] == '1':
538             answer = node
539             question = orm.Node.objects.get(id=answer.parent_id)
540
541             action.action_type = "acceptanswer"
542             action.save()
543
544             answer.marked = True
545
546             question.extra_ref_id = answer.id
547
548             answer.save()
549             question.save()
550
551         elif sxv['votetypeid'] in ('2', '3'):
552             if not (action.node.id, action.user_id) in user2vote:
553                 user2vote.append((action.node.id, action.user_id))
554
555                 action.action_type = (sxv['votetypeid'] == '2') and "voteup" or "votedown"
556                 action.save()
557
558                 ov = orm.Vote(
559                         node_id = action.node.id,
560                         user_id = action.user_id,
561                         voted_at = action.action_date,
562                         value = sxv['votetypeid'] == '2' and 1 or -1,
563                         action = action
564                         )
565                 ov.save()
566             else:
567                 action.action_type = "unknown"
568                 action.save()
569
570         elif sxv['votetypeid'] in ('4', '12', '13'):
571             action.action_type = "flag"
572             action.save()
573
574             of = orm.Flag(
575                     node = action.node,
576                     user_id = action.user_id,
577                     flagged_at = action.action_date,
578                     reason = '',
579                     action = action
580                     )
581
582             of.save()
583
584         elif sxv['votetypeid'] == '5':
585             action.action_type = "favorite"
586             action.save()
587
588         elif sxv['votetypeid'] == '6':
589             action.action_type = "close"
590             action.extra = dbsafe_encode(close_reasons[sxv['comment']])
591             action.save()
592
593             node.marked = True
594             node.save()
595
596         elif sxv['votetypeid'] == '7':
597             action.action_type = "unknown"
598             action.save()
599
600             node.marked = False
601             node.save()
602
603             remove_post_state("closed", node)
604
605         elif sxv['votetypeid'] == '10':
606             action.action_type = "delete"
607             action.save()
608
609         elif sxv['votetypeid'] == '11':
610             action.action_type = "unknown"
611             action.save()
612
613             remove_post_state("deleted", node)
614
615         else:
616             action.action_type = "unknown"
617             action.save()
618
619         if sxv.get('targetrepchange', None):
620             rep = orm.ActionRepute(
621                     action = action,
622                     date = action.action_date,
623                     user_id = uidmap[sxv['targetuserid']],
624                     value = int(sxv['targetrepchange'])
625                     )
626
627             rep.save()
628
629         if sxv.get('voterrepchange', None):
630             rep = orm.ActionRepute(
631                     action = action,
632                     date = action.action_date,
633                     user_id = uidmap[sxv['userid']],
634                     value = int(sxv['voterrepchange'])
635                     )
636
637             rep.save()
638
639         if action.action_type in ("acceptanswer", "delete", "close"):
640             state = {"acceptanswer": "accepted", "delete": "deleted", "close": "closed"}[action.action_type]
641             add_post_state(state, node, action)
642
643     readTable(dump, "Posts2Votes", callback)
644
645
646 def comment_vote_import(dump, uidmap, comments):
647 #votes = readTable(dump, "Comments2Votes")
648     user2vote = []
649     comments2score = {}
650
651     def callback(sxv):
652         if sxv['votetypeid'] == "2":
653             comment_id = comments[int(sxv['postcommentid'])]
654             user_id = uidmap[sxv['userid']]
655
656             if not (comment_id, user_id) in user2vote:
657                 user2vote.append((comment_id, user_id))
658
659                 action = orm.Action(
660                         action_type = "voteupcomment",
661                         user_id = user_id,
662                         action_date = readTime(sxv['creationdate']),
663                         node_id = comment_id
664                         )
665                 action.save()
666
667                 ov = orm.Vote(
668                         node_id = comment_id,
669                         user_id = user_id,
670                         voted_at = action.action_date,
671                         value = 1,
672                         action = action
673                         )
674
675                 ov.save()
676
677                 if not comment_id in comments2score:
678                     comments2score[comment_id] = 1
679                 else:
680                     comments2score[comment_id] += 1
681
682     readTable(dump, "Comments2Votes", callback)
683
684     for cid, score in comments2score.items():
685         orm.Node.objects.filter(id=cid).update(score=score)
686
687
688 def badges_import(dump, uidmap, post_list):
689 #node_ctype = orm['contenttypes.contenttype'].objects.get(name='node')
690
691     sxbadges = {}
692
693     def sxcallback(b):
694         sxbadges[int(b['id'])] = b
695
696     readTable(dump, "Badges", sxcallback)
697
698     obadges = dict([(b.cls, b) for b in orm.Badge.objects.all()])
699     user_badge_count = {}
700
701     sx_to_osqa = {}
702
703     for id, sxb in sxbadges.items():
704         cls = "".join(sxb['name'].replace('&', 'And').split(' '))
705
706         if cls in obadges:
707             sx_to_osqa[id] = obadges[cls]
708         else:
709             osqab = orm.Badge(
710                     cls = cls,
711                     awarded_count = 0,
712                     type = sxb['class']
713                     )
714             osqab.save()
715             sx_to_osqa[id] = osqab
716
717     osqaawards = []
718
719     def callback(sxa):
720         badge = sx_to_osqa[int(sxa['badgeid'])]
721
722         user_id = uidmap[sxa['userid']]
723         if not user_badge_count.get(user_id, None):
724             user_badge_count[user_id] = 0
725
726         action = orm.Action(
727                 action_type = "award",
728                 user_id = user_id,
729                 action_date = readTime(sxa['date'])
730                 )
731
732         action.save()
733
734         osqaa = orm.Award(
735                 user_id = uidmap[sxa['userid']],
736                 badge = badge,
737                 node_id = post_list[user_badge_count[user_id]],
738                 awarded_at = action.action_date,
739                 action = action
740                 )
741
742         osqaa.save()
743         badge.awarded_count += 1
744         user_badge_count[user_id] += 1
745
746     readTable(dump, "Users2Badges", callback)
747
748     for badge in obadges.values():
749         badge.save()
750
751 def pages_import(dump, currid):
752     currid = IdIncrementer(currid)
753     registry = {}
754     #sx_pages = readTable(dump, "FlatPages")
755
756     def callback(sxp):
757         currid.inc()
758         page = orm.Node(
759                 id = currid.value,
760                 node_type = "page",
761                 title = sxp['name'],
762                 body = b64decode(sxp['value']),
763                 extra = dbsafe_encode({
764                 'path': sxp['url'][1:],
765                 'mimetype': sxp['contenttype'],
766                 'template': (sxp['usemaster'] == "true") and "default" or "none",
767                 'render': "html",
768                 'sidebar': "",
769                 'sidebar_wrap': True,
770                 'sidebar_render': "html",
771                 'comments': False
772                 }),
773                 author_id = 1
774                 )
775
776         page.save()
777         registry[sxp['url'][1:]] = page.id
778
779         create_action = orm.Action(
780                 action_type = "newpage",
781                 user_id = page.author_id,
782                 node = page
783                 )
784
785         create_action.save()
786
787         if sxp['active'] == "true" and sxp['contenttype'] == "text/html":
788             pub_action = orm.Action(
789                     action_type = "publish",
790                     user_id = page.author_id,
791                     node = page
792                     )
793
794             pub_action.save()
795             add_post_state("published", page, pub_action)
796
797     readTable(dump, "FlatPages", callback)
798
799     kv = orm.KeyValue(key='STATIC_PAGE_REGISTRY', value=dbsafe_encode(registry))
800     kv.save()
801
802 sx2osqa_set_map = {
803 u'theme.html.name': 'APP_TITLE',
804 u'theme.html.footer': 'CUSTOM_FOOTER',
805 u'theme.html.sidebar': 'SIDEBAR_UPPER_TEXT',
806 u'theme.html.sidebar-low': 'SIDEBAR_LOWER_TEXT',
807 u'theme.html.welcome': 'APP_INTRO',
808 u'theme.html.head': 'CUSTOM_HEAD',
809 u'theme.html.header': 'CUSTOM_HEADER',
810 u'theme.css': 'CUSTOM_CSS',
811 }
812
813 html_codes = (
814 ('&amp;', '&'),
815 ('&lt;', '<'),
816 ('&gt;', '>'),
817 ('&quot;', '"'),
818 ('&#39;', "'"),
819 )
820
821 def html_decode(html):
822     html = force_unicode(html)
823
824     for args in html_codes:
825         html = html.replace(*args)
826
827     return html
828
829
830 def static_import(dump):
831 #sx_sets = readTable(dump, "ThemeTextResources")
832     sx_unknown = {}
833
834     def callback(set):
835         if unicode(set['name']) in sx2osqa_set_map:
836             try:
837                 kv = orm.KeyValue.objects.get(key=sx2osqa_set_map[set['name']])
838                 kv.value = dbsafe_encode(html_decode(set['value']))
839             except:
840                 kv = orm.KeyValue(
841                         key = sx2osqa_set_map[set['name']],
842                         value = dbsafe_encode(html_decode(set['value']))
843                         )
844
845             kv.save()
846         else:
847             sx_unknown[set['name']] = html_decode(set['value'])
848
849     readTable(dump, "ThemeTextResources", callback)
850
851     unknown = orm.KeyValue(key='SXIMPORT_UNKNOWN_SETS', value=dbsafe_encode(sx_unknown))
852     unknown.save()
853
854 def disable_triggers():
855     from south.db import db
856     if db.backend_name == "postgres":
857         db.execute_many(PG_DISABLE_TRIGGERS)
858         db.commit_transaction()
859         db.start_transaction()
860
861 def enable_triggers():
862     from south.db import db
863     if db.backend_name == "postgres":
864         db.start_transaction()
865         db.execute_many(PG_ENABLE_TRIGGERS)
866         db.commit_transaction()
867
868 def reset_sequences():
869     from south.db import db
870     if db.backend_name == "postgres":
871         db.start_transaction()
872         db.execute_many(PG_SEQUENCE_RESETS)
873         db.commit_transaction()
874
875 def reindex_fts():
876     from south.db import db
877     if db.backend_name == "postgres":
878         db.start_transaction()
879         db.execute_many("UPDATE forum_noderevision set id = id WHERE TRUE;")
880         db.commit_transaction()
881
882
883 def sximport(dump, options):
884     try:
885         disable_triggers()
886         triggers_disabled = True
887     except:
888         triggers_disabled = False
889
890     uidmap = userimport(dump, options)
891     tagmap = tagsimport(dump, uidmap)
892     gc.collect()
893
894     posts = postimport(dump, uidmap, tagmap)
895     gc.collect()
896
897     posts, comments = comment_import(dump, uidmap, posts)
898     gc.collect()
899
900     post_vote_import(dump, uidmap, posts)
901     gc.collect()
902
903     comment_vote_import(dump, uidmap, comments)
904     gc.collect()
905
906     badges_import(dump, uidmap, posts)
907
908     pages_import(dump, max(posts))
909     static_import(dump)
910     gc.collect()
911
912     from south.db import db
913     db.commit_transaction()
914
915     reset_sequences()
916
917     if triggers_disabled:
918         enable_triggers()
919         reindex_fts()
920
921
922 PG_DISABLE_TRIGGERS = """
923 ALTER table auth_user DISABLE TRIGGER ALL;
924 ALTER table auth_user_groups DISABLE TRIGGER ALL;
925 ALTER table auth_user_user_permissions DISABLE TRIGGER ALL;
926 ALTER table forum_keyvalue DISABLE TRIGGER ALL;
927 ALTER table forum_action DISABLE TRIGGER ALL;
928 ALTER table forum_actionrepute DISABLE TRIGGER ALL;
929 ALTER table forum_subscriptionsettings DISABLE TRIGGER ALL;
930 ALTER table forum_validationhash DISABLE TRIGGER ALL;
931 ALTER table forum_authkeyuserassociation DISABLE TRIGGER ALL;
932 ALTER table forum_tag DISABLE TRIGGER ALL;
933 ALTER table forum_markedtag DISABLE TRIGGER ALL;
934 ALTER table forum_node DISABLE TRIGGER ALL;
935 ALTER table forum_nodestate DISABLE TRIGGER ALL;
936 ALTER table forum_node_tags DISABLE TRIGGER ALL;
937 ALTER table forum_noderevision DISABLE TRIGGER ALL;
938 ALTER table forum_node_tags DISABLE TRIGGER ALL;
939 ALTER table forum_questionsubscription DISABLE TRIGGER ALL;
940 ALTER table forum_vote DISABLE TRIGGER ALL;
941 ALTER table forum_flag DISABLE TRIGGER ALL;
942 ALTER table forum_badge DISABLE TRIGGER ALL;
943 ALTER table forum_award DISABLE TRIGGER ALL;
944 ALTER table forum_openidnonce DISABLE TRIGGER ALL;
945 ALTER table forum_openidassociation DISABLE TRIGGER ALL;
946 """
947
948 PG_ENABLE_TRIGGERS = """
949 ALTER table auth_user ENABLE TRIGGER ALL;
950 ALTER table auth_user_groups ENABLE TRIGGER ALL;
951 ALTER table auth_user_user_permissions ENABLE TRIGGER ALL;
952 ALTER table forum_keyvalue ENABLE TRIGGER ALL;
953 ALTER table forum_action ENABLE TRIGGER ALL;
954 ALTER table forum_actionrepute ENABLE TRIGGER ALL;
955 ALTER table forum_subscriptionsettings ENABLE TRIGGER ALL;
956 ALTER table forum_validationhash ENABLE TRIGGER ALL;
957 ALTER table forum_authkeyuserassociation ENABLE TRIGGER ALL;
958 ALTER table forum_tag ENABLE TRIGGER ALL;
959 ALTER table forum_markedtag ENABLE TRIGGER ALL;
960 ALTER table forum_node ENABLE TRIGGER ALL;
961 ALTER table forum_nodestate ENABLE TRIGGER ALL;
962 ALTER table forum_node_tags ENABLE TRIGGER ALL;
963 ALTER table forum_noderevision ENABLE TRIGGER ALL;
964 ALTER table forum_node_tags ENABLE TRIGGER ALL;
965 ALTER table forum_questionsubscription ENABLE TRIGGER ALL;
966 ALTER table forum_vote ENABLE TRIGGER ALL;
967 ALTER table forum_flag ENABLE TRIGGER ALL;
968 ALTER table forum_badge ENABLE TRIGGER ALL;
969 ALTER table forum_award ENABLE TRIGGER ALL;
970 ALTER table forum_openidnonce ENABLE TRIGGER ALL;
971 ALTER table forum_openidassociation ENABLE TRIGGER ALL;
972 """
973
974 PG_SEQUENCE_RESETS = """
975 SELECT setval('"auth_user_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "auth_user";
976 SELECT setval('"auth_user_groups_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "auth_user_groups";
977 SELECT setval('"auth_user_user_permissions_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "auth_user_user_permissions";
978 SELECT setval('"forum_keyvalue_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_keyvalue";
979 SELECT setval('"forum_action_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_action";
980 SELECT setval('"forum_actionrepute_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_actionrepute";
981 SELECT setval('"forum_subscriptionsettings_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_subscriptionsettings";
982 SELECT setval('"forum_validationhash_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_validationhash";
983 SELECT setval('"forum_authkeyuserassociation_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_authkeyuserassociation";
984 SELECT setval('"forum_tag_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_tag";
985 SELECT setval('"forum_markedtag_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_markedtag";
986 SELECT setval('"forum_node_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_node";
987 SELECT setval('"forum_nodestate_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_nodestate";
988 SELECT setval('"forum_node_tags_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_node_tags";
989 SELECT setval('"forum_noderevision_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_noderevision";
990 SELECT setval('"forum_node_tags_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_node_tags";
991 SELECT setval('"forum_questionsubscription_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_questionsubscription";
992 SELECT setval('"forum_vote_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_vote";
993 SELECT setval('"forum_flag_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_flag";
994 SELECT setval('"forum_badge_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_badge";
995 SELECT setval('"forum_award_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_award";
996 SELECT setval('"forum_openidnonce_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_openidnonce";
997 SELECT setval('"forum_openidassociation_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_openidassociation";
998 """
999
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