forum_modules/sximporter/importer.py

   1 # -*- coding: utf-8 -*-
   2
   3 from datetime import datetime
   4 import time
   5 import re
   6 import os
   7 import gc
   8 from django.utils.translation import ugettext as _
   9
  10 from django.utils.encoding import force_unicode
  11
  12 try:
  13     from cPickle import loads, dumps
  14 except ImportError:
  15     from pickle import loads, dumps
  16
  17 from copy import deepcopy
  18 from base64 import b64encode, b64decode
  19 from zlib import compress, decompress
  20
  21 from xml.sax import make_parser
  22 from xml.sax.handler import ContentHandler
  23
  24 def create_orm():
  25     from django.conf import settings
  26     from south.orm import FakeORM
  27
  28     get_migration_number_re = re.compile(r'^((\d+)_.*)\.py$')
  29
  30     migrations_folder = os.path.join(settings.SITE_SRC_ROOT, 'forum/migrations')
  31
  32     highest_number = 0
  33     highest_file = None
  34
  35     for f in os.listdir(migrations_folder):
  36         if os.path.isfile(os.path.join(migrations_folder, f)):
  37             m = get_migration_number_re.match(f)
  38
  39             if m:
  40                 found = int(m.group(2))
  41
  42                 if found > highest_number:
  43                     highest_number = found
  44                     highest_file = m.group(1)
  45
  46     mod = __import__('forum.migrations.%s' % highest_file, globals(), locals(), ['forum.migrations'])
  47     return FakeORM(getattr(mod, 'Migration'), "forum")
  48
  49 orm = create_orm()
  50
  51 class SXTableHandler(ContentHandler):
  52     def __init__(self, fname, callback):
  53         self.in_row = False
  54         self.el_data = {}
  55         self.ch_data = ''
  56
  57         self.fname = fname.lower()
  58         self.callback = callback
  59
  60     def startElement(self, name, attrs):
  61         if name.lower() == self.fname:
  62             pass
  63         elif name.lower() == "row":
  64             self.in_row = True
  65
  66     def characters(self, ch):
  67         self.ch_data += ch
  68
  69     def endElement(self, name):
  70         if name.lower() == self.fname:
  71             pass
  72         elif name.lower() == "row":
  73             self.callback(self.el_data)
  74
  75             self.in_row = False
  76             del self.el_data
  77             self.el_data = {}
  78         elif self.in_row:
  79             self.el_data[name.lower()] = self.ch_data.strip()
  80             del self.ch_data
  81             self.ch_data = ''
  82
  83
  84 def readTable(path, name, callback):
  85     parser = make_parser()
  86     handler = SXTableHandler(name, callback)
  87     parser.setContentHandler(handler)
  88
  89     f = os.path.join(path, "%s.xml" % name)
  90     parser.parse(f)
  91
  92
  93 def dbsafe_encode(value):
  94     return force_unicode(b64encode(compress(dumps(deepcopy(value)))))
  95
  96 def getText(el):
  97     rc = ""
  98     for node in el.childNodes:
  99         if node.nodeType == node.TEXT_NODE:
 100             rc = rc + node.data
 101     return rc.strip()
 102
 103 msstrip = re.compile(r'^(.*)\.\d+')
 104 def readTime(ts):
 105     noms = msstrip.match(ts)
 106     if noms:
 107         ts = noms.group(1)
 108
 109     return datetime(*time.strptime(ts, '%Y-%m-%dT%H:%M:%S')[0:6])
 110
 111 #def readEl(el):
 112 #    return dict([(n.tagName.lower(), getText(n)) for n in el.childNodes if n.nodeType == el.ELEMENT_NODE])
 113
 114 #def readTable(dump, name):
 115 #    for e in minidom.parseString(dump.read("%s.xml" % name)).getElementsByTagName('row'):
 116 #        yield readEl(e)
 117 #return [readEl(e) for e in minidom.parseString(dump.read("%s.xml" % name)).getElementsByTagName('row')]
 118
 119 google_accounts_lookup = re.compile(r'^https?://www.google.com/accounts/')
 120 yahoo_accounts_lookup = re.compile(r'^https?://me.yahoo.com/a/')
 121
 122 openid_lookups = [
 123         re.compile(r'^https?://www.google.com/profiles/(?P<uname>\w+(\.\w+)*)/?$'),
 124         re.compile(r'^https?://me.yahoo.com/(?P<uname>\w+(\.\w+)*)/?$'),
 125         re.compile(r'^https?://openid.aol.com/(?P<uname>\w+(\.\w+)*)/?$'),
 126         re.compile(r'^https?://(?P<uname>\w+(\.\w+)*).myopenid.com/?$'),
 127         re.compile(r'^https?://flickr.com/(\w+/)*(?P<uname>\w+(\.\w+)*)/?$'),
 128         re.compile(r'^https?://technorati.com/people/technorati/(?P<uname>\w+(\.\w+)*)/?$'),
 129         re.compile(r'^https?://(?P<uname>\w+(\.\w+)*).wordpress.com/?$'),
 130         re.compile(r'^https?://(?P<uname>\w+(\.\w+)*).blogspot.com/?$'),
 131         re.compile(r'^https?://(?P<uname>\w+(\.\w+)*).livejournal.com/?$'),
 132         re.compile(r'^https?://claimid.com/(?P<uname>\w+(\.\w+)*)/?$'),
 133         re.compile(r'^https?://(?P<uname>\w+(\.\w+)*).pip.verisignlabs.com/?$'),
 134         re.compile(r'^https?://getopenid.com/(?P<uname>\w+(\.\w+)*)/?$'),
 135         re.compile(r'^https?://[\w\.]+/(\w+/)*(?P<uname>\w+(\.\w+)*)/?$'),
 136         re.compile(r'^https?://(?P<uname>[\w\.]+)/?$'),
 137         ]
 138
 139 def final_username_attempt(sxu):
 140     openid = sxu.get('openid', None)
 141
 142     if openid:
 143         if google_accounts_lookup.search(openid):
 144             return UnknownGoogleUser(sxu.get('id'))
 145         if yahoo_accounts_lookup.search(openid):
 146             return UnknownYahooUser(sxu.get('id'))
 147
 148         for lookup in openid_lookups:
 149             if lookup.search(openid):
 150                 return lookup.search(openid).group('uname')
 151
 152     return UnknownUser(sxu.get('id'))
 153
 154 class UnknownUser(object):
 155     def __init__(self, id):
 156         self._id = id
 157
 158     def __str__(self):
 159         return _("user-%(id)s") % {'id': self._id}
 160
 161     def __unicode__(self):
 162         return self.__str__()
 163
 164     def encode(self, *args):
 165         return self.__str__()
 166
 167 class UnknownGoogleUser(UnknownUser):
 168     def __str__(self):
 169         return _("user-%(id)s (google)") % {'id': self._id}
 170
 171 class UnknownYahooUser(UnknownUser):
 172     def __str__(self):
 173         return _("user-%(id)s (yahoo)") % {'id': self._id}
 174
 175
 176 class IdMapper(dict):
 177     def __getitem__(self, key):
 178         key = int(key)
 179         return super(IdMapper, self).get(key, 1)
 180
 181     def __setitem__(self, key, value):
 182         super(IdMapper, self).__setitem__(int(key), int(value))
 183
 184 class IdIncrementer():
 185     def __init__(self, initial):
 186         self.value = initial
 187
 188     def inc(self):
 189         self.value += 1
 190
 191 openidre = re.compile('^https?\:\/\/')
 192 def userimport(path, options):
 193
 194     usernames = []
 195     openids = set()
 196     uidmapper = IdMapper()
 197
 198     authenticated_user = options.get('authenticated_user', None)
 199     owneruid = options.get('owneruid', None)
 200     #check for empty values
 201     if not owneruid:
 202         owneruid = None
 203
 204     def callback(sxu):
 205         create = True
 206
 207         if sxu.get('id') == '-1':
 208             return
 209         #print "\n".join(["%s : %s" % i for i in sxu.items()])
 210
 211         if int(sxu.get('id')) == int(owneruid):
 212             if authenticated_user:
 213                 osqau = orm.User.objects.get(id=authenticated_user.id)
 214
 215                 for assoc in orm.AuthKeyUserAssociation.objects.filter(user=osqau):
 216                     openids.add(assoc.key)
 217
 218                 uidmapper[owneruid] = osqau.id
 219                 uidmapper[-1] = osqau.id
 220                 create = False
 221             else:
 222                 uidmapper[owneruid] = int(owneruid)
 223                 uidmapper[-1] = int(owneruid)
 224
 225
 226         sxbadges = sxu.get('badgesummary', None)
 227         badges = {'1':'0', '2':'0', '3':'0'}
 228
 229         if sxbadges:
 230             badges.update(dict([b.split('=') for b in sxbadges.split()]))
 231
 232         if create:
 233             username = unicode(sxu.get('displayname',
 234                                sxu.get('displaynamecleaned', sxu.get('realname', final_username_attempt(sxu)))))[:30]
 235
 236             if username in usernames:
 237             #if options.get('mergesimilar', False) and sxu.get('email', 'INVALID') == user_by_name[username].email:
 238             #    osqau = user_by_name[username]
 239             #    create = False
 240             #    uidmapper[sxu.get('id')] = osqau.id
 241             #else:
 242                 inc = 0
 243
 244                 while True:
 245                     inc += 1
 246                     totest = "%s %d" % (username[:29 - len(str(inc))], inc)
 247
 248                     if not totest in usernames:
 249                         username = totest
 250                         break
 251
 252             osqau = orm.User(
 253                     id           = sxu.get('id'),
 254                     username     = username,
 255                     password     = '!',
 256                     email        = sxu.get('email', ''),
 257                     is_superuser = sxu.get('usertypeid') == '5',
 258                     is_staff     = sxu.get('usertypeid') == '4',
 259                     is_active    = True,
 260                     date_joined  = readTime(sxu.get('creationdate')),
 261                     last_seen    = readTime(sxu.get('lastaccessdate')),
 262                     about         = sxu.get('aboutme', ''),
 263                     date_of_birth = sxu.get('birthday', None) and readTime(sxu['birthday']) or None,
 264                     email_isvalid = int(sxu.get('usertypeid')) > 2,
 265                     website       = sxu.get('websiteurl', ''),
 266                     reputation    = int(sxu.get('reputation')),
 267                     gold          = int(badges['1']),
 268                     silver        = int(badges['2']),
 269                     bronze        = int(badges['3']),
 270                     real_name     = sxu.get('realname', '')[:30],
 271                     location      = sxu.get('location', ''),
 272                     )
 273
 274             osqau.save()
 275
 276             user_joins = orm.Action(
 277                     action_type = "userjoins",
 278                     action_date = osqau.date_joined,
 279                     user = osqau
 280                     )
 281             user_joins.save()
 282
 283             rep = orm.ActionRepute(
 284                     value = 1,
 285                     user = osqau,
 286                     date = osqau.date_joined,
 287                     action = user_joins
 288                     )
 289             rep.save()
 290
 291             try:
 292                 orm.SubscriptionSettings.objects.get(user=osqau)
 293             except:
 294                 s = orm.SubscriptionSettings(user=osqau)
 295                 s.save()
 296
 297             uidmapper[osqau.id] = osqau.id
 298         else:
 299             new_about = sxu.get('aboutme', None)
 300             if new_about and osqau.about != new_about:
 301                 if osqau.about:
 302                     osqau.about = "%s\n|\n%s" % (osqau.about, new_about)
 303                 else:
 304                     osqau.about = new_about
 305
 306             osqau.username = sxu.get('displayname',
 307                                      sxu.get('displaynamecleaned', sxu.get('realname', final_username_attempt(sxu))))
 308             osqau.email = sxu.get('email', '')
 309             osqau.reputation += int(sxu.get('reputation'))
 310             osqau.gold += int(badges['1'])
 311             osqau.silver += int(badges['2'])
 312             osqau.bronze += int(badges['3'])
 313
 314             osqau.date_joined = readTime(sxu.get('creationdate'))
 315             osqau.website = sxu.get('websiteurl', '')
 316             osqau.date_of_birth = sxu.get('birthday', None) and readTime(sxu['birthday']) or None
 317             osqau.location = sxu.get('location', '')
 318             osqau.real_name = sxu.get('realname', '')
 319
 320             #merged_users.append(osqau.id)
 321             osqau.save()
 322
 323         usernames.append(osqau.username)
 324
 325         openid = sxu.get('openid', None)
 326         if openid and openidre.match(openid) and (not openid in openids):
 327             assoc = orm.AuthKeyUserAssociation(user=osqau, key=openid, provider="openidurl")
 328             assoc.save()
 329             openids.add(openid)
 330
 331         openidalt = sxu.get('openidalt', None)
 332         if openidalt and openidre.match(openidalt) and (not openidalt in openids):
 333             assoc = orm.AuthKeyUserAssociation(user=osqau, key=openidalt, provider="openidurl")
 334             assoc.save()
 335             openids.add(openidalt)
 336
 337     readTable(path, "Users", callback)
 338
 339     if uidmapper[-1] == -1:
 340         uidmapper[-1] = 1
 341
 342     return uidmapper
 343
 344 def tagsimport(dump, uidmap):
 345
 346     tagmap = {}
 347
 348     def callback(sxtag):
 349         otag = orm.Tag(
 350                 id = int(sxtag['id']),
 351                 name = sxtag['name'],
 352                 used_count = int(sxtag['count']),
 353                 created_by_id = uidmap[sxtag.get('userid', 1)],
 354                 )
 355         otag.save()
 356
 357         tagmap[otag.name] = otag
 358
 359     readTable(dump, "Tags", callback)
 360
 361     return tagmap
 362
 363 def add_post_state(name, post, action):
 364     if not "(%s)" % name in post.state_string:
 365         post.state_string = "%s(%s)" % (post.state_string, name)
 366         post.save()
 367
 368     try:
 369         state = orm.NodeState.objects.get(node=post, state_type=name)
 370         state.action = action
 371         state.save()
 372     except:
 373         state = orm.NodeState(node=post, state_type=name, action=action)
 374         state.save()
 375
 376 def remove_post_state(name, post):
 377     if "(%s)" % name in post.state_string:
 378         try:
 379             state = orm.NodeState.objects.get(state_type=name, post=post)
 380             state.delete()
 381         except:
 382             pass
 383     post.state_string = "".join("(%s)" % s for s in re.findall('\w+', post.state_string) if s != name)
 384
 385 def postimport(dump, uidmap, tagmap):
 386     all = []
 387
 388     def callback(sxpost):
 389         nodetype = (sxpost.get('posttypeid') == '1') and "nodetype" or "answer"
 390
 391         post = orm.Node(
 392                 node_type = nodetype,
 393                 id = sxpost['id'],
 394                 added_at = readTime(sxpost['creationdate']),
 395                 body = sxpost['body'],
 396                 score = sxpost.get('score', 0),
 397                 author_id = sxpost.get('deletiondate', None) and 1 or uidmap[sxpost.get('owneruserid', 1)]
 398                 )
 399
 400         post.save()
 401
 402         create_action = orm.Action(
 403                 action_type = (nodetype == "nodetype") and "ask" or "answer",
 404                 user_id = post.author_id,
 405                 node = post,
 406                 action_date = post.added_at
 407                 )
 408
 409         create_action.save()
 410
 411         if sxpost.get('lasteditoruserid', None):
 412             revise_action = orm.Action(
 413                     action_type = "revise",
 414                     user_id = uidmap[sxpost.get('lasteditoruserid')],
 415                     node = post,
 416                     action_date = readTime(sxpost['lasteditdate']),
 417                     )
 418
 419             revise_action.save()
 420             post.last_edited = revise_action
 421
 422         if sxpost.get('communityowneddate', None):
 423             wikify_action = orm.Action(
 424                     action_type = "wikify",
 425                     user_id = 1,
 426                     node = post,
 427                     action_date = readTime(sxpost['communityowneddate'])
 428                     )
 429
 430             wikify_action.save()
 431             add_post_state("wiki", post, wikify_action)
 432
 433         if sxpost.get('lastactivityuserid', None):
 434             post.last_activity_by_id = uidmap[sxpost['lastactivityuserid']]
 435             post.last_activity_at = readTime(sxpost['lastactivitydate'])
 436
 437         if sxpost.get('posttypeid') == '1': #question
 438             post.node_type = "question"
 439             post.title = sxpost['title']
 440
 441             tagnames = sxpost['tags'].replace(u'ö', '-').replace(u'é', '').replace(u'à', '')
 442             post.tagnames = tagnames
 443
 444             post.extra_count = sxpost.get('viewcount', 0)
 445
 446             add_tags_to_post(post, tagmap)
 447
 448         else:
 449             post.parent_id = sxpost['parentid']
 450
 451         post.save()
 452
 453         all.append(int(post.id))
 454         create_and_activate_revision(post)
 455
 456         del post
 457
 458     readTable(dump, "Posts", callback)
 459
 460     return all
 461
 462 def comment_import(dump, uidmap, posts):
 463     currid = IdIncrementer(max(posts))
 464     mapping = {}
 465
 466     def callback(sxc):
 467         currid.inc()
 468         oc = orm.Node(
 469                 id = currid.value,
 470                 node_type = "comment",
 471                 added_at = readTime(sxc['creationdate']),
 472                 author_id = uidmap[sxc.get('userid', 1)],
 473                 body = sxc['text'],
 474                 parent_id = sxc.get('postid'),
 475                 )
 476
 477         if sxc.get('deletiondate', None):
 478             delete_action = orm.Action(
 479                     action_type = "delete",
 480                     user_id = uidmap[sxc['deletionuserid']],
 481                     action_date = readTime(sxc['deletiondate'])
 482                     )
 483
 484             oc.author_id = uidmap[sxc['deletionuserid']]
 485             oc.save()
 486
 487             delete_action.node = oc
 488             delete_action.save()
 489
 490             add_post_state("deleted", oc, delete_action)
 491         else:
 492             oc.author_id = uidmap[sxc.get('userid', 1)]
 493             oc.save()
 494
 495         create_action = orm.Action(
 496                 action_type = "comment",
 497                 user_id = oc.author_id,
 498                 node = oc,
 499                 action_date = oc.added_at
 500                 )
 501
 502         create_and_activate_revision(oc)
 503
 504         create_action.save()
 505         oc.save()
 506
 507         posts.append(int(oc.id))
 508         mapping[int(sxc['id'])] = int(oc.id)
 509
 510     readTable(dump, "PostComments", callback)
 511     return posts, mapping
 512
 513
 514 def add_tags_to_post(post, tagmap):
 515     tags = [tag for tag in [tagmap.get(name.strip()) for name in post.tagnames.split(u' ') if name] if tag]
 516     post.tagnames = " ".join([t.name for t in tags]).strip()
 517     post.tags = tags
 518
 519
 520 def create_and_activate_revision(post):
 521     rev = orm.NodeRevision(
 522             author_id = post.author_id,
 523             body = post.body,
 524             node_id = post.id,
 525             revised_at = post.added_at,
 526             revision = 1,
 527             summary = 'Initial revision',
 528             tagnames = post.tagnames,
 529             title = post.title,
 530             )
 531
 532     rev.save()
 533     post.active_revision_id = rev.id
 534     post.save()
 535
 536 def post_vote_import(dump, uidmap, posts):
 537     close_reasons = {}
 538
 539     def close_callback(r):
 540         close_reasons[r['id']] = r['name']
 541
 542     readTable(dump, "CloseReasons", close_callback)
 543
 544     user2vote = []
 545
 546     def callback(sxv):
 547         action = orm.Action(
 548                 user_id=uidmap[sxv['userid']],
 549                 action_date = readTime(sxv['creationdate']),
 550                 )
 551
 552         if not int(sxv['postid']) in posts: return
 553         node = orm.Node.objects.get(id=sxv['postid'])
 554         action.node = node
 555
 556         if sxv['votetypeid'] == '1':
 557             answer = node
 558             question = orm.Node.objects.get(id=answer.parent_id)
 559
 560             action.action_type = "acceptanswer"
 561             action.save()
 562
 563             answer.marked = True
 564
 565             question.extra_ref_id = answer.id
 566
 567             answer.save()
 568             question.save()
 569
 570         elif sxv['votetypeid'] in ('2', '3'):
 571             if not (action.node.id, action.user_id) in user2vote:
 572                 user2vote.append((action.node.id, action.user_id))
 573
 574                 action.action_type = (sxv['votetypeid'] == '2') and "voteup" or "votedown"
 575                 action.save()
 576
 577                 ov = orm.Vote(
 578                         node_id = action.node.id,
 579                         user_id = action.user_id,
 580                         voted_at = action.action_date,
 581                         value = sxv['votetypeid'] == '2' and 1 or -1,
 582                         action = action
 583                         )
 584                 ov.save()
 585             else:
 586                 action.action_type = "unknown"
 587                 action.save()
 588
 589         elif sxv['votetypeid'] in ('4', '12', '13'):
 590             action.action_type = "flag"
 591             action.save()
 592
 593             of = orm.Flag(
 594                     node = action.node,
 595                     user_id = action.user_id,
 596                     flagged_at = action.action_date,
 597                     reason = '',
 598                     action = action
 599                     )
 600
 601             of.save()
 602
 603         elif sxv['votetypeid'] == '5':
 604             action.action_type = "favorite"
 605             action.save()
 606
 607         elif sxv['votetypeid'] == '6':
 608             action.action_type = "close"
 609             action.extra = dbsafe_encode(close_reasons[sxv['comment']])
 610             action.save()
 611
 612             node.marked = True
 613             node.save()
 614
 615         elif sxv['votetypeid'] == '7':
 616             action.action_type = "unknown"
 617             action.save()
 618
 619             node.marked = False
 620             node.save()
 621
 622             remove_post_state("closed", node)
 623
 624         elif sxv['votetypeid'] == '10':
 625             action.action_type = "delete"
 626             action.save()
 627
 628         elif sxv['votetypeid'] == '11':
 629             action.action_type = "unknown"
 630             action.save()
 631
 632             remove_post_state("deleted", node)
 633
 634         else:
 635             action.action_type = "unknown"
 636             action.save()
 637
 638         if sxv.get('targetrepchange', None):
 639             rep = orm.ActionRepute(
 640                     action = action,
 641                     date = action.action_date,
 642                     user_id = uidmap[sxv['targetuserid']],
 643                     value = int(sxv['targetrepchange'])
 644                     )
 645
 646             rep.save()
 647
 648         if sxv.get('voterrepchange', None):
 649             rep = orm.ActionRepute(
 650                     action = action,
 651                     date = action.action_date,
 652                     user_id = uidmap[sxv['userid']],
 653                     value = int(sxv['voterrepchange'])
 654                     )
 655
 656             rep.save()
 657
 658         if action.action_type in ("acceptanswer", "delete", "close"):
 659             state = {"acceptanswer": "accepted", "delete": "deleted", "close": "closed"}[action.action_type]
 660             add_post_state(state, node, action)
 661
 662     readTable(dump, "Posts2Votes", callback)
 663
 664
 665 def comment_vote_import(dump, uidmap, comments):
 666     user2vote = []
 667     comments2score = {}
 668
 669     def callback(sxv):
 670         if sxv['votetypeid'] == "2":
 671             comment_id = comments[int(sxv['postcommentid'])]
 672             user_id = uidmap[sxv['userid']]
 673
 674             if not (comment_id, user_id) in user2vote:
 675                 user2vote.append((comment_id, user_id))
 676
 677                 action = orm.Action(
 678                         action_type = "voteupcomment",
 679                         user_id = user_id,
 680                         action_date = readTime(sxv['creationdate']),
 681                         node_id = comment_id
 682                         )
 683                 action.save()
 684
 685                 ov = orm.Vote(
 686                         node_id = comment_id,
 687                         user_id = user_id,
 688                         voted_at = action.action_date,
 689                         value = 1,
 690                         action = action
 691                         )
 692
 693                 ov.save()
 694
 695                 if not comment_id in comments2score:
 696                     comments2score[comment_id] = 1
 697                 else:
 698                     comments2score[comment_id] += 1
 699
 700     readTable(dump, "Comments2Votes", callback)
 701
 702     for cid, score in comments2score.items():
 703         orm.Node.objects.filter(id=cid).update(score=score)
 704
 705
 706 def badges_import(dump, uidmap, post_list):
 707
 708     sxbadges = {}
 709
 710     def sxcallback(b):
 711         sxbadges[int(b['id'])] = b
 712
 713     readTable(dump, "Badges", sxcallback)
 714
 715     obadges = dict([(b.cls, b) for b in orm.Badge.objects.all()])
 716     user_badge_count = {}
 717
 718     sx_to_osqa = {}
 719
 720     for id, sxb in sxbadges.items():
 721         cls = "".join(sxb['name'].replace('&', 'And').split(' '))
 722
 723         if cls in obadges:
 724             sx_to_osqa[id] = obadges[cls]
 725         else:
 726             osqab = orm.Badge(
 727                     cls = cls,
 728                     awarded_count = 0,
 729                     type = sxb['class']
 730                     )
 731             osqab.save()
 732             sx_to_osqa[id] = osqab
 733
 734     osqaawards = []
 735
 736     def callback(sxa):
 737         badge = sx_to_osqa[int(sxa['badgeid'])]
 738
 739         user_id = uidmap[sxa['userid']]
 740         if not user_badge_count.get(user_id, None):
 741             user_badge_count[user_id] = 0
 742
 743         action = orm.Action(
 744                 action_type = "award",
 745                 user_id = user_id,
 746                 action_date = readTime(sxa['date'])
 747                 )
 748
 749         action.save()
 750
 751         osqaa = orm.Award(
 752                 user_id = uidmap[sxa['userid']],
 753                 badge = badge,
 754                 node_id = post_list[user_badge_count[user_id]],
 755                 awarded_at = action.action_date,
 756                 action = action
 757                 )
 758
 759         osqaa.save()
 760         badge.awarded_count += 1
 761         user_badge_count[user_id] += 1
 762
 763     readTable(dump, "Users2Badges", callback)
 764
 765     for badge in obadges.values():
 766         badge.save()
 767
 768 def save_setting(k, v):
 769     try:
 770         kv = orm.KeyValue.objects.get(key=k)
 771         kv.value = v
 772     except:
 773         kv = orm.KeyValue(key = k, value = v)
 774
 775     kv.save()
 776
 777
 778 def pages_import(dump, currid):
 779     currid = IdIncrementer(currid)
 780     registry = {}
 781
 782     def callback(sxp):
 783         currid.inc()
 784         page = orm.Node(
 785                 id = currid.value,
 786                 node_type = "page",
 787                 title = sxp['name'],
 788                 body = b64decode(sxp['value']),
 789                 extra = dbsafe_encode({
 790                 'path': sxp['url'][1:],
 791                 'mimetype': sxp['contenttype'],
 792                 'template': (sxp['usemaster'] == "true") and "default" or "none",
 793                 'render': "html",
 794                 'sidebar': "",
 795                 'sidebar_wrap': True,
 796                 'sidebar_render': "html",
 797                 'comments': False
 798                 }),
 799                 author_id = 1
 800                 )
 801
 802         create_and_activate_revision(page)
 803
 804         page.save()
 805         registry[sxp['url'][1:]] = page.id
 806
 807         create_action = orm.Action(
 808                 action_type = "newpage",
 809                 user_id = page.author_id,
 810                 node = page
 811                 )
 812
 813         create_action.save()
 814
 815         if sxp['active'] == "true" and sxp['contenttype'] == "text/html":
 816             pub_action = orm.Action(
 817                     action_type = "publish",
 818                     user_id = page.author_id,
 819                     node = page
 820                     )
 821
 822             pub_action.save()
 823             add_post_state("published", page, pub_action)
 824
 825     readTable(dump, "FlatPages", callback)
 826
 827     save_setting('STATIC_PAGE_REGISTRY', dbsafe_encode(registry))
 828
 829 sx2osqa_set_map = {
 830 u'theme.html.name': 'APP_TITLE',
 831 u'theme.html.footer': 'CUSTOM_FOOTER',
 832 u'theme.html.sidebar': 'SIDEBAR_UPPER_TEXT',
 833 u'theme.html.sidebar-low': 'SIDEBAR_LOWER_TEXT',
 834 u'theme.html.welcome': 'APP_INTRO',
 835 u'theme.html.head': 'CUSTOM_HEAD',
 836 u'theme.html.header': 'CUSTOM_HEADER',
 837 u'theme.css': 'CUSTOM_CSS',
 838 }
 839
 840 html_codes = (
 841 ('&amp;', '&'),
 842 ('&lt;', '<'),
 843 ('&gt;', '>'),
 844 ('&quot;', '"'),
 845 ('&#39;', "'"),
 846 )
 847
 848 def html_decode(html):
 849     html = force_unicode(html)
 850
 851     for args in html_codes:
 852         html = html.replace(*args)
 853
 854     return html
 855
 856
 857 def static_import(dump):
 858     sx_unknown = {}
 859
 860     def callback(set):
 861         if unicode(set['name']) in sx2osqa_set_map:
 862             save_setting(sx2osqa_set_map[set['name']], dbsafe_encode(html_decode(set['value'])))
 863         else:
 864             sx_unknown[set['name']] = html_decode(set['value'])
 865
 866     readTable(dump, "ThemeTextResources", callback)
 867
 868     save_setting('SXIMPORT_UNKNOWN_SETS', dbsafe_encode(sx_unknown))
 869
 870 def disable_triggers():
 871     from south.db import db
 872     if db.backend_name == "postgres":
 873         db.execute_many(PG_DISABLE_TRIGGERS)
 874         db.commit_transaction()
 875         db.start_transaction()
 876
 877 def enable_triggers():
 878     from south.db import db
 879     if db.backend_name == "postgres":
 880         db.start_transaction()
 881         db.execute_many(PG_ENABLE_TRIGGERS)
 882         db.commit_transaction()
 883
 884 def reset_sequences():
 885     from south.db import db
 886     if db.backend_name == "postgres":
 887         db.start_transaction()
 888         db.execute_many(PG_SEQUENCE_RESETS)
 889         db.commit_transaction()
 890
 891 def reindex_fts():
 892     from south.db import db
 893     if db.backend_name == "postgres":
 894         db.start_transaction()
 895         db.execute_many("UPDATE forum_noderevision set id = id WHERE TRUE;")
 896         db.commit_transaction()
 897
 898
 899 def sximport(dump, options):
 900     try:
 901         disable_triggers()
 902         triggers_disabled = True
 903     except:
 904         triggers_disabled = False
 905
 906     uidmap = userimport(dump, options)
 907     tagmap = tagsimport(dump, uidmap)
 908     gc.collect()
 909
 910     posts = postimport(dump, uidmap, tagmap)
 911     gc.collect()
 912
 913     posts, comments = comment_import(dump, uidmap, posts)
 914     gc.collect()
 915
 916     post_vote_import(dump, uidmap, posts)
 917     gc.collect()
 918
 919     comment_vote_import(dump, uidmap, comments)
 920     gc.collect()
 921
 922     badges_import(dump, uidmap, posts)
 923
 924     pages_import(dump, max(posts))
 925     static_import(dump)
 926     gc.collect()
 927
 928     from south.db import db
 929     db.commit_transaction()
 930
 931     reset_sequences()
 932
 933     if triggers_disabled:
 934         enable_triggers()
 935         reindex_fts()
 936
 937
 938 PG_DISABLE_TRIGGERS = """
 939 ALTER table auth_user DISABLE TRIGGER ALL;
 940 ALTER table auth_user_groups DISABLE TRIGGER ALL;
 941 ALTER table auth_user_user_permissions DISABLE TRIGGER ALL;
 942 ALTER table forum_keyvalue DISABLE TRIGGER ALL;
 943 ALTER table forum_action DISABLE TRIGGER ALL;
 944 ALTER table forum_actionrepute DISABLE TRIGGER ALL;
 945 ALTER table forum_subscriptionsettings DISABLE TRIGGER ALL;
 946 ALTER table forum_validationhash DISABLE TRIGGER ALL;
 947 ALTER table forum_authkeyuserassociation DISABLE TRIGGER ALL;
 948 ALTER table forum_tag DISABLE TRIGGER ALL;
 949 ALTER table forum_markedtag DISABLE TRIGGER ALL;
 950 ALTER table forum_node DISABLE TRIGGER ALL;
 951 ALTER table forum_nodestate DISABLE TRIGGER ALL;
 952 ALTER table forum_node_tags DISABLE TRIGGER ALL;
 953 ALTER table forum_noderevision DISABLE TRIGGER ALL;
 954 ALTER table forum_node_tags DISABLE TRIGGER ALL;
 955 ALTER table forum_questionsubscription DISABLE TRIGGER ALL;
 956 ALTER table forum_vote DISABLE TRIGGER ALL;
 957 ALTER table forum_flag DISABLE TRIGGER ALL;
 958 ALTER table forum_badge DISABLE TRIGGER ALL;
 959 ALTER table forum_award DISABLE TRIGGER ALL;
 960 ALTER table forum_openidnonce DISABLE TRIGGER ALL;
 961 ALTER table forum_openidassociation DISABLE TRIGGER ALL;
 962 """
 963
 964 PG_ENABLE_TRIGGERS = """
 965 ALTER table auth_user ENABLE TRIGGER ALL;
 966 ALTER table auth_user_groups ENABLE TRIGGER ALL;
 967 ALTER table auth_user_user_permissions ENABLE TRIGGER ALL;
 968 ALTER table forum_keyvalue ENABLE TRIGGER ALL;
 969 ALTER table forum_action ENABLE TRIGGER ALL;
 970 ALTER table forum_actionrepute ENABLE TRIGGER ALL;
 971 ALTER table forum_subscriptionsettings ENABLE TRIGGER ALL;
 972 ALTER table forum_validationhash ENABLE TRIGGER ALL;
 973 ALTER table forum_authkeyuserassociation ENABLE TRIGGER ALL;
 974 ALTER table forum_tag ENABLE TRIGGER ALL;
 975 ALTER table forum_markedtag ENABLE TRIGGER ALL;
 976 ALTER table forum_node ENABLE TRIGGER ALL;
 977 ALTER table forum_nodestate ENABLE TRIGGER ALL;
 978 ALTER table forum_node_tags ENABLE TRIGGER ALL;
 979 ALTER table forum_noderevision ENABLE TRIGGER ALL;
 980 ALTER table forum_node_tags ENABLE TRIGGER ALL;
 981 ALTER table forum_questionsubscription ENABLE TRIGGER ALL;
 982 ALTER table forum_vote ENABLE TRIGGER ALL;
 983 ALTER table forum_flag ENABLE TRIGGER ALL;
 984 ALTER table forum_badge ENABLE TRIGGER ALL;
 985 ALTER table forum_award ENABLE TRIGGER ALL;
 986 ALTER table forum_openidnonce ENABLE TRIGGER ALL;
 987 ALTER table forum_openidassociation ENABLE TRIGGER ALL;
 988 """
 989
 990 PG_SEQUENCE_RESETS = """
 991 SELECT setval('"auth_user_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "auth_user";
 992 SELECT setval('"auth_user_groups_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "auth_user_groups";
 993 SELECT setval('"auth_user_user_permissions_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "auth_user_user_permissions";
 994 SELECT setval('"forum_keyvalue_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_keyvalue";
 995 SELECT setval('"forum_action_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_action";
 996 SELECT setval('"forum_actionrepute_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_actionrepute";
 997 SELECT setval('"forum_subscriptionsettings_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_subscriptionsettings";
 998 SELECT setval('"forum_validationhash_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_validationhash";
 999 SELECT setval('"forum_authkeyuserassociation_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_authkeyuserassociation";
1000 SELECT setval('"forum_tag_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_tag";
1001 SELECT setval('"forum_markedtag_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_markedtag";
1002 SELECT setval('"forum_node_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_node";
1003 SELECT setval('"forum_nodestate_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_nodestate";
1004 SELECT setval('"forum_node_tags_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_node_tags";
1005 SELECT setval('"forum_noderevision_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_noderevision";
1006 SELECT setval('"forum_node_tags_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_node_tags";
1007 SELECT setval('"forum_questionsubscription_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_questionsubscription";
1008 SELECT setval('"forum_vote_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_vote";
1009 SELECT setval('"forum_flag_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_flag";
1010 SELECT setval('"forum_badge_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_badge";
1011 SELECT setval('"forum_award_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_award";
1012 SELECT setval('"forum_openidnonce_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_openidnonce";
1013 SELECT setval('"forum_openidassociation_id_seq"', coalesce(max("id"), 1) + 2, max("id") IS NOT null) FROM "forum_openidassociation";
1014 """
1015
1016
1017
1018