+# encoding: utf-8
+import datetime
+from zlib import compress
+import os
+import os.path
+import re
+import urllib
+
+from django.db import models
+from mercurial import hg, ui
+from south.db import db
+from south.v2 import DataMigration
+
+from django.conf import settings
+from slughifi import slughifi
+
+META_REGEX = re.compile(r'\s*<!--\s(.*?)-->', re.DOTALL | re.MULTILINE)
+STAGE_TAGS_RE = re.compile(r'^#stage-finished: (.*)$', re.MULTILINE)
+AUTHOR_RE = re.compile(r'\s*(.*?)\s*<(.*)>\s*')
+
+
+def urlunquote(url):
+ """Unqotes URL
+
+ # >>> urlunquote('Za%C5%BC%C3%B3%C5%82%C4%87_g%C4%99%C5%9Bl%C4%85_ja%C5%BA%C5%84')
+ # u'Za\u017c\xf3\u0142\u0107_g\u0119\u015bl\u0105 ja\u017a\u0144'
+ """
+ return unicode(urllib.unquote(url), 'utf-8', 'ignore')
+
+
+def split_name(name):
+ parts = name.split('__')
+ return parts
+
+
+def file_to_title(fname):
+ """ Returns a title-like version of a filename. """
+ parts = (p.replace('_', ' ').title() for p in fname.split('__'))
+ return ' / '.join(parts)
+
+
+def plain_text(text):
+ return re.sub(META_REGEX, '', text, 1)
+
+
+def gallery(slug, text):
+ result = {}
+
+ m = re.match(META_REGEX, text)
+ if m:
+ for line in m.group(1).split('\n'):
+ try:
+ k, v = line.split(':', 1)
+ result[k.strip()] = v.strip()
+ except ValueError:
+ continue
+
+ gallery = result.get('gallery', slughifi(slug))
+
+ if gallery.startswith('/'):
+ gallery = os.path.basename(gallery)
+
+ return gallery
+
+
+def migrate_file_from_hg(orm, fname, entry):
+ fname = urlunquote(fname)
+ print fname
+ if fname.endswith('.xml'):
+ fname = fname[:-4]
+ title = file_to_title(fname)
+ fname = slughifi(fname)
+
+ # create all the needed objects
+ # what if it already exists?
+ book = orm.Book.objects.create(
+ title=title,
+ slug=fname)
+ chunk = orm.Chunk.objects.create(
+ book=book,
+ number=1,
+ slug='1')
+ try:
+ chunk.stage = orm.ChunkTag.objects.order_by('ordering')[0]
+ except IndexError:
+ chunk.stage = None
+
+ maxrev = entry.filerev()
+ gallery_link = None
+
+ # this will fail if directory exists
+ os.makedirs(os.path.join(settings.DVCS_REPO_PATH, str(chunk.pk)))
+
+ for rev in xrange(maxrev + 1):
+ fctx = entry.filectx(rev)
+ data = fctx.data()
+ gallery_link = gallery(fname, data)
+ data = plain_text(data)
+
+ # get tags from description
+ description = fctx.description().decode("utf-8", 'replace')
+ tags = STAGE_TAGS_RE.findall(description)
+ tags = [orm.ChunkTag.objects.get(slug=slug.strip()) for slug in tags]
+
+ if tags:
+ max_ordering = max(tags, key=lambda x: x.ordering).ordering
+ try:
+ chunk.stage = orm.ChunkTag.objects.filter(ordering__gt=max_ordering).order_by('ordering')[0]
+ except IndexError:
+ chunk.stage = None
+
+ description = STAGE_TAGS_RE.sub('', description)
+
+ author = author_name = author_email = None
+ author_desc = fctx.user().decode("utf-8", 'replace')
+ m = AUTHOR_RE.match(author_desc)
+ if m:
+ try:
+ author = orm['auth.User'].objects.get(username=m.group(1), email=m.group(2))
+ except orm['auth.User'].DoesNotExist:
+ author_name = m.group(1)
+ author_email = m.group(2)
+ else:
+ author_name = author_desc
+
+ head = orm.ChunkChange.objects.create(
+ tree=chunk,
+ revision=rev + 1,
+ created_at=datetime.datetime.fromtimestamp(fctx.date()[0]),
+ description=description,
+ author=author,
+ author_name=author_name,
+ author_email=author_email,
+ parent=chunk.head
+ )
+
+ path = "%d/%d" % (chunk.pk, head.pk)
+ abs_path = os.path.join(settings.DVCS_REPO_PATH, path)
+ f = open(abs_path, 'wb')
+ f.write(compress(data))
+ f.close()
+ head.data = path
+
+ head.tags = tags
+ head.save()
+
+ chunk.head = head
+
+ chunk.save()
+ if gallery_link:
+ book.gallery = gallery_link
+ book.save()
+
+
+class Migration(DataMigration):
+
+ def forwards(self, orm):
+ try:
+ hg_path = settings.WIKI_REPOSITORY_PATH
+ except:
+ pass
+
+ print 'migrate from', hg_path
+ repo = hg.repository(ui.ui(), hg_path)
+ tip = repo['tip']
+ for fname in tip:
+ if fname.startswith('.') or not fname.startswith('a'):
+ continue
+ migrate_file_from_hg(orm, fname, tip[fname])
+
+
+ def backwards(self, orm):
+ "Write your backwards methods here."
+ pass
+
+
+ models = {
+ 'auth.group': {
+ 'Meta': {'object_name': 'Group'},
+ 'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+ 'name': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '80'}),
+ 'permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'})
+ },
+ 'auth.permission': {
+ 'Meta': {'ordering': "('content_type__app_label', 'content_type__model', 'codename')", 'unique_together': "(('content_type', 'codename'),)", 'object_name': 'Permission'},
+ 'codename': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+ 'content_type': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['contenttypes.ContentType']"}),
+ 'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+ 'name': ('django.db.models.fields.CharField', [], {'max_length': '50'})
+ },
+ 'auth.user': {
+ 'Meta': {'object_name': 'User'},
+ 'date_joined': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+ 'email': ('django.db.models.fields.EmailField', [], {'max_length': '75', 'blank': 'True'}),
+ 'first_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
+ 'groups': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Group']", 'symmetrical': 'False', 'blank': 'True'}),
+ 'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+ 'is_active': ('django.db.models.fields.BooleanField', [], {'default': 'True'}),
+ 'is_staff': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+ 'is_superuser': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+ 'last_login': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+ 'last_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
+ 'password': ('django.db.models.fields.CharField', [], {'max_length': '128'}),
+ 'user_permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'}),
+ 'username': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '30'})
+ },
+ 'catalogue.book': {
+ 'Meta': {'ordering': "['parent_number', 'title']", 'object_name': 'Book'},
+ 'gallery': ('django.db.models.fields.CharField', [], {'max_length': '255', 'blank': 'True'}),
+ 'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+ 'parent': ('django.db.models.fields.related.ForeignKey', [], {'blank': 'True', 'related_name': "'children'", 'null': 'True', 'to': "orm['catalogue.Book']"}),
+ 'parent_number': ('django.db.models.fields.IntegerField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'}),
+ 'slug': ('django.db.models.fields.SlugField', [], {'unique': 'True', 'max_length': '128', 'db_index': 'True'}),
+ 'title': ('django.db.models.fields.CharField', [], {'max_length': '255', 'db_index': 'True'})
+ },
+ 'catalogue.bookpublishrecord': {
+ 'Meta': {'ordering': "['-timestamp']", 'object_name': 'BookPublishRecord'},
+ 'book': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['catalogue.Book']"}),
+ 'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+ 'timestamp': ('django.db.models.fields.DateTimeField', [], {'auto_now_add': 'True', 'blank': 'True'}),
+ 'user': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']"})
+ },
+ 'catalogue.chunk': {
+ 'Meta': {'ordering': "['number']", 'unique_together': "[['book', 'number'], ['book', 'slug']]", 'object_name': 'Chunk'},
+ 'book': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['catalogue.Book']"}),
+ 'comment': ('django.db.models.fields.CharField', [], {'max_length': '255', 'blank': 'True'}),
+ 'creator': ('django.db.models.fields.related.ForeignKey', [], {'blank': 'True', 'related_name': "'created_documents'", 'null': 'True', 'to': "orm['auth.User']"}),
+ 'head': ('django.db.models.fields.related.ForeignKey', [], {'default': 'None', 'to': "orm['catalogue.ChunkChange']", 'null': 'True', 'blank': 'True'}),
+ 'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+ 'number': ('django.db.models.fields.IntegerField', [], {}),
+ 'slug': ('django.db.models.fields.SlugField', [], {'max_length': '50', 'db_index': 'True'}),
+ 'stage': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['catalogue.ChunkTag']", 'null': 'True', 'blank': 'True'}),
+ 'user': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']", 'null': 'True', 'blank': 'True'})
+ },
+ 'catalogue.chunkchange': {
+ 'Meta': {'ordering': "('created_at',)", 'unique_together': "(['tree', 'revision'],)", 'object_name': 'ChunkChange'},
+ 'author': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']", 'null': 'True', 'blank': 'True'}),
+ 'author_email': ('django.db.models.fields.CharField', [], {'max_length': '128', 'null': 'True', 'blank': 'True'}),
+ 'author_name': ('django.db.models.fields.CharField', [], {'max_length': '128', 'null': 'True', 'blank': 'True'}),
+ 'created_at': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now', 'db_index': 'True'}),
+ 'data': ('django.db.models.fields.files.FileField', [], {'max_length': '100'}),
+ 'description': ('django.db.models.fields.TextField', [], {'default': "''", 'blank': 'True'}),
+ 'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+ 'merge_parent': ('django.db.models.fields.related.ForeignKey', [], {'default': 'None', 'related_name': "'merge_children'", 'null': 'True', 'blank': 'True', 'to': "orm['catalogue.ChunkChange']"}),
+ 'parent': ('django.db.models.fields.related.ForeignKey', [], {'default': 'None', 'related_name': "'children'", 'null': 'True', 'blank': 'True', 'to': "orm['catalogue.ChunkChange']"}),
+ 'publishable': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+ 'revision': ('django.db.models.fields.IntegerField', [], {'db_index': 'True'}),
+ 'tags': ('django.db.models.fields.related.ManyToManyField', [], {'related_name': "'change_set'", 'symmetrical': 'False', 'to': "orm['catalogue.ChunkTag']"}),
+ 'tree': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'change_set'", 'to': "orm['catalogue.Chunk']"})
+ },
+ 'catalogue.chunkpublishrecord': {
+ 'Meta': {'object_name': 'ChunkPublishRecord'},
+ 'book_record': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['catalogue.BookPublishRecord']"}),
+ 'change': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['catalogue.ChunkChange']"}),
+ 'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'})
+ },
+ 'catalogue.chunktag': {
+ 'Meta': {'ordering': "['ordering']", 'object_name': 'ChunkTag'},
+ 'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+ 'name': ('django.db.models.fields.CharField', [], {'max_length': '64'}),
+ 'ordering': ('django.db.models.fields.IntegerField', [], {}),
+ 'slug': ('django.db.models.fields.SlugField', [], {'db_index': 'True', 'max_length': '64', 'unique': 'True', 'null': 'True', 'blank': 'True'})
+ },
+ 'contenttypes.contenttype': {
+ 'Meta': {'ordering': "('name',)", 'unique_together': "(('app_label', 'model'),)", 'object_name': 'ContentType', 'db_table': "'django_content_type'"},
+ 'app_label': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+ 'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+ 'model': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+ 'name': ('django.db.models.fields.CharField', [], {'max_length': '100'})
+ }
+ }
+
+ complete_apps = ['catalogue']