1322: Этап №3 - Статьи

part 2,3,4 done
part 1/2 done

article/managers.py

@@ -47,6 +47,6 @@ class ArticleManager(TranslationManager):
             cached_blogs = cache.get(key)
             return cached_blogs
         else:
-            blogs = list(self.blogs().filter(publish_date__isnull=False).order_by('-main_page', '-publish_date')[:3])
+            blogs = list(self.blogs().filter(publish_date__isnull=False).order_by('-publish_date')[:3])
             cache.set(key, blogs, self.cache_time)
             return blogs

exposition/forms.py

@@ -49,8 +49,9 @@ class ExpositionCreateForm(forms.Form):
     #company = forms.MultipleChoiceField(label=u'Компании', required=False,
     #                                    choices=[(item.id, item.name) for item in Company.objects.language().all()] )
     country = forms.ChoiceField(label=u'Страна', choices=[(c.id, c.name) for c in Country.objects.all()])
-    theme = forms.MultipleChoiceField(label='Тематики',
+    theme = forms.MultipleChoiceField(
-                                      choices=[(item.id, item.name) for item in Theme.objects.language().all()])
+        label='Тематики',
+        choices=[(item.id, item.name) for item in Theme.objects.language().filter(types=Theme.types.exposition)])
     place = forms.ChoiceField(label=u'Место проведения', required=False,
                               choices=places)
     place_alt = forms.CharField(required=False, label=u'Альтернативное место')
@@ -617,4 +618,4 @@ class ExpositionFilterForm(AdminFilterForm):
         if month:
             qs = qs.filter(data_begin__month=month)
 
-        return qs
+        return qs

templates/admin/theme/theme_add.html

@@ -35,6 +35,15 @@
                         <span class="help-inline">{{  form.types.errors }}</span>
                     </div>
             </div>
+            {# blogtheme_linking #}
+            <div class="control-group {% if form.blogtheme_linking.errors %}error{% endif %}">
+                <label class="control-label">{{ form.blogtheme_linking.label }}:</label>
+                    <div class="controls">
+                        {{ form.blogtheme_linking }}
+                        <span class="help-inline">{{  form.blogtheme_linking.errors }}</span>
+                        <p class="text-primary">{{ form.blogtheme_linking.help_text }} </p>
+                    </div>
+            </div>
             {# main_title #}
             {% with field='main_title' form=form languages=languages %}
                 {% include 'admin/forms/multilang.html' %}
@@ -67,4 +76,4 @@
  </fieldset>
 </form>
 
-{% endblock %}
+{% endblock %}

theme/admin.py

@@ -86,7 +86,7 @@ def theme_change(request, theme_id=None):
         data = {}
         #bitfeild
         data['types'] = [item for item, bool in theme.types if bool==True]
-
+        data['blogtheme_linking'] = theme.blogtheme_linking
 
 
         #data from translated fields

theme/forms.py

@@ -1,22 +1,24 @@
 # -*- coding: utf-8 -*-
-from django import forms
-from models import Tag, Theme
-
-from bitfield.types import BitHandler
 from bitfield import BitField
 from bitfield.forms import BitFieldCheckboxSelectMultiple, BitFormField
-
+from bitfield.types import BitHandler
-from django.conf import settings
 from ckeditor.widgets import CKEditorWidget
-from functions.translate import fill_with_signal
+from django import forms
+from django.conf import settings
 from functions.admin_forms import AdminFilterForm
 from functions.form_check import translit_with_separator
+from functions.translate import fill_with_signal
+from hvad.forms import TranslatableModelForm
 
-
+from .models import Tag, Theme, ThemeBlog
 
 
 class ThemeForm(forms.Form):
     types = forms.MultipleChoiceField(label='Тип', required=False, choices=Theme.FLAGS, widget=forms.CheckboxSelectMultiple())
+    blogtheme_linking = forms.ModelChoiceField(
+        label=u'тема для блога', queryset=ThemeBlog.objects.all(), cache_choices=True, required=False,
+        help_text=u'''Выберите тему для блога, которая будет заменена на текущую тему.'''
+        u''' После миграции данных это поле будет удалено, а у всех статей у которых указана выбранная тема, будет заменена на текущую.''')
 
     def __init__(self, *args, **kwargs):
         super(ThemeForm, self).__init__(*args, **kwargs)
@@ -58,8 +60,10 @@ class ThemeForm(forms.Form):
         #generates bitfield
         flag = reduce(lambda x,y: x|y, (getattr(Theme.types, item) for item in data['types']))
         theme.types = flag
+        theme.blogtheme_linking = data['blogtheme_linking']
 
-        #theme.save()
+        if theme.pk and theme.url:
+            theme.save()
 
         fill_with_signal(Theme, theme, data)
         if not theme.url:
@@ -145,9 +149,6 @@ class ThemeFilterForm(AdminFilterForm):
 class TagFilterForm(AdminFilterForm):
     model = Tag
 
-from hvad.forms import TranslatableModelForm
-from .models import ThemeBlog
-
 
 class _ThemeBlogForm(TranslatableModelForm):
     class Meta:

theme/migrations/0001_initial.py

@@ -0,0 +1,177 @@
+# -*- coding: utf-8 -*-
+from south.utils import datetime_utils as datetime
+from south.db import db
+from south.v2 import SchemaMigration
+from django.db import models
+
+
+class Migration(SchemaMigration):
+
+    def forwards(self, orm):
+        # Adding model 'ThemeTranslation'
+        db.create_table(u'theme_theme_translation', (
+            (u'id', self.gf('django.db.models.fields.AutoField')(primary_key=True)),
+            ('name', self.gf('django.db.models.fields.CharField')(max_length=255)),
+            ('main_title', self.gf('django.db.models.fields.CharField')(max_length=255)),
+            ('description', self.gf('django.db.models.fields.TextField')(blank=True)),
+            ('title', self.gf('django.db.models.fields.CharField')(max_length=255, blank=True)),
+            ('descriptions', self.gf('django.db.models.fields.CharField')(max_length=255, blank=True)),
+            ('keywords', self.gf('django.db.models.fields.CharField')(max_length=255, blank=True)),
+            ('language_code', self.gf('django.db.models.fields.CharField')(max_length=15, db_index=True)),
+            ('master', self.gf('django.db.models.fields.related.ForeignKey')(related_name='translations', null=True, to=orm['theme.Theme'])),
+        ))
+        db.send_create_signal(u'theme', ['ThemeTranslation'])
+
+        # Adding unique constraint on 'ThemeTranslation', fields ['language_code', 'master']
+        db.create_unique(u'theme_theme_translation', ['language_code', 'master_id'])
+
+        # Adding model 'Theme'
+        db.create_table(u'theme_theme', (
+            (u'id', self.gf('django.db.models.fields.AutoField')(primary_key=True)),
+            ('url', self.gf('django.db.models.fields.SlugField')(unique=True, max_length=255)),
+            ('old_url', self.gf('django.db.models.fields.SlugField')(unique=True, max_length=255)),
+            ('types', self.gf('django.db.models.fields.BigIntegerField')(default=None)),
+            ('main_page', self.gf('django.db.models.fields.PositiveIntegerField')(default=0, db_index=True)),
+            ('inflect', self.gf('django.db.models.fields.CharField')(max_length=255, blank=True)),
+        ))
+        db.send_create_signal(u'theme', ['Theme'])
+
+        # Adding model 'ThemeBlogTranslation'
+        db.create_table(u'theme_themeblog_translation', (
+            (u'id', self.gf('django.db.models.fields.AutoField')(primary_key=True)),
+            ('name', self.gf('django.db.models.fields.CharField')(max_length=255)),
+            ('main_title', self.gf('django.db.models.fields.CharField')(max_length=255, blank=True)),
+            ('description', self.gf('django.db.models.fields.TextField')(blank=True)),
+            ('language_code', self.gf('django.db.models.fields.CharField')(max_length=15, db_index=True)),
+            ('master', self.gf('django.db.models.fields.related.ForeignKey')(related_name='translations', null=True, to=orm['theme.ThemeBlog'])),
+        ))
+        db.send_create_signal(u'theme', ['ThemeBlogTranslation'])
+
+        # Adding unique constraint on 'ThemeBlogTranslation', fields ['language_code', 'master']
+        db.create_unique(u'theme_themeblog_translation', ['language_code', 'master_id'])
+
+        # Adding model 'ThemeBlog'
+        db.create_table(u'theme_themeblog', (
+            (u'id', self.gf('django.db.models.fields.AutoField')(primary_key=True)),
+            ('url', self.gf('django.db.models.fields.SlugField')(unique=True, max_length=255)),
+            ('inflect', self.gf('django.db.models.fields.CharField')(max_length=255, blank=True)),
+        ))
+        db.send_create_signal(u'theme', ['ThemeBlog'])
+
+        # Adding model 'TagTranslation'
+        db.create_table(u'theme_tag_translation', (
+            (u'id', self.gf('django.db.models.fields.AutoField')(primary_key=True)),
+            ('name', self.gf('django.db.models.fields.CharField')(max_length=100)),
+            ('main_title', self.gf('django.db.models.fields.CharField')(max_length=100)),
+            ('description', self.gf('django.db.models.fields.TextField')(blank=True)),
+            ('title', self.gf('django.db.models.fields.CharField')(max_length=250, blank=True)),
+            ('descriptions', self.gf('django.db.models.fields.CharField')(max_length=250, blank=True)),
+            ('keywords', self.gf('django.db.models.fields.CharField')(max_length=250, blank=True)),
+            ('language_code', self.gf('django.db.models.fields.CharField')(max_length=15, db_index=True)),
+            ('master', self.gf('django.db.models.fields.related.ForeignKey')(related_name='translations', null=True, to=orm['theme.Tag'])),
+        ))
+        db.send_create_signal(u'theme', ['TagTranslation'])
+
+        # Adding unique constraint on 'TagTranslation', fields ['language_code', 'master']
+        db.create_unique(u'theme_tag_translation', ['language_code', 'master_id'])
+
+        # Adding model 'Tag'
+        db.create_table(u'theme_tag', (
+            (u'id', self.gf('django.db.models.fields.AutoField')(primary_key=True)),
+            ('url', self.gf('django.db.models.fields.SlugField')(unique=True, max_length=255)),
+            ('old_url', self.gf('django.db.models.fields.SlugField')(unique=True, max_length=255)),
+            ('theme', self.gf('django.db.models.fields.related.ForeignKey')(related_name='tags', on_delete=models.PROTECT, to=orm['theme.Theme'])),
+            ('inflect', self.gf('django.db.models.fields.CharField')(max_length=255, blank=True)),
+        ))
+        db.send_create_signal(u'theme', ['Tag'])
+
+
+    def backwards(self, orm):
+        # Removing unique constraint on 'TagTranslation', fields ['language_code', 'master']
+        db.delete_unique(u'theme_tag_translation', ['language_code', 'master_id'])
+
+        # Removing unique constraint on 'ThemeBlogTranslation', fields ['language_code', 'master']
+        db.delete_unique(u'theme_themeblog_translation', ['language_code', 'master_id'])
+
+        # Removing unique constraint on 'ThemeTranslation', fields ['language_code', 'master']
+        db.delete_unique(u'theme_theme_translation', ['language_code', 'master_id'])
+
+        # Deleting model 'ThemeTranslation'
+        db.delete_table(u'theme_theme_translation')
+
+        # Deleting model 'Theme'
+        db.delete_table(u'theme_theme')
+
+        # Deleting model 'ThemeBlogTranslation'
+        db.delete_table(u'theme_themeblog_translation')
+
+        # Deleting model 'ThemeBlog'
+        db.delete_table(u'theme_themeblog')
+
+        # Deleting model 'TagTranslation'
+        db.delete_table(u'theme_tag_translation')
+
+        # Deleting model 'Tag'
+        db.delete_table(u'theme_tag')
+
+
+    models = {
+        u'theme.tag': {
+            'Meta': {'unique_together': '()', 'object_name': 'Tag', 'index_together': '()'},
+            u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'inflect': ('django.db.models.fields.CharField', [], {'max_length': '255', 'blank': 'True'}),
+            'old_url': ('django.db.models.fields.SlugField', [], {'unique': 'True', 'max_length': '255'}),
+            'theme': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'tags'", 'on_delete': 'models.PROTECT', 'to': u"orm['theme.Theme']"}),
+            'url': ('django.db.models.fields.SlugField', [], {'unique': 'True', 'max_length': '255'})
+        },
+        u'theme.tagtranslation': {
+            'Meta': {'unique_together': "[('language_code', 'master')]", 'object_name': 'TagTranslation', 'db_table': "u'theme_tag_translation'", 'index_together': '()'},
+            'description': ('django.db.models.fields.TextField', [], {'blank': 'True'}),
+            'descriptions': ('django.db.models.fields.CharField', [], {'max_length': '250', 'blank': 'True'}),
+            u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'keywords': ('django.db.models.fields.CharField', [], {'max_length': '250', 'blank': 'True'}),
+            'language_code': ('django.db.models.fields.CharField', [], {'max_length': '15', 'db_index': 'True'}),
+            'main_title': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'master': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'translations'", 'null': 'True', 'to': u"orm['theme.Tag']"}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'title': ('django.db.models.fields.CharField', [], {'max_length': '250', 'blank': 'True'})
+        },
+        u'theme.theme': {
+            'Meta': {'unique_together': '()', 'object_name': 'Theme', 'index_together': '()'},
+            u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'inflect': ('django.db.models.fields.CharField', [], {'max_length': '255', 'blank': 'True'}),
+            'main_page': ('django.db.models.fields.PositiveIntegerField', [], {'default': '0', 'db_index': 'True'}),
+            'old_url': ('django.db.models.fields.SlugField', [], {'unique': 'True', 'max_length': '255'}),
+            'types': ('django.db.models.fields.BigIntegerField', [], {'default': 'None'}),
+            'url': ('django.db.models.fields.SlugField', [], {'unique': 'True', 'max_length': '255'})
+        },
+        u'theme.themeblog': {
+            'Meta': {'unique_together': '()', 'object_name': 'ThemeBlog', 'index_together': '()'},
+            u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'inflect': ('django.db.models.fields.CharField', [], {'max_length': '255', 'blank': 'True'}),
+            'url': ('django.db.models.fields.SlugField', [], {'unique': 'True', 'max_length': '255'})
+        },
+        u'theme.themeblogtranslation': {
+            'Meta': {'unique_together': "[('language_code', 'master')]", 'object_name': 'ThemeBlogTranslation', 'db_table': "u'theme_themeblog_translation'", 'index_together': '()'},
+            'description': ('django.db.models.fields.TextField', [], {'blank': 'True'}),
+            u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'language_code': ('django.db.models.fields.CharField', [], {'max_length': '15', 'db_index': 'True'}),
+            'main_title': ('django.db.models.fields.CharField', [], {'max_length': '255', 'blank': 'True'}),
+            'master': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'translations'", 'null': 'True', 'to': u"orm['theme.ThemeBlog']"}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '255'})
+        },
+        u'theme.themetranslation': {
+            'Meta': {'unique_together': "[('language_code', 'master')]", 'object_name': 'ThemeTranslation', 'db_table': "u'theme_theme_translation'", 'index_together': '()'},
+            'description': ('django.db.models.fields.TextField', [], {'blank': 'True'}),
+            'descriptions': ('django.db.models.fields.CharField', [], {'max_length': '255', 'blank': 'True'}),
+            u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'keywords': ('django.db.models.fields.CharField', [], {'max_length': '255', 'blank': 'True'}),
+            'language_code': ('django.db.models.fields.CharField', [], {'max_length': '15', 'db_index': 'True'}),
+            'main_title': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'master': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'translations'", 'null': 'True', 'to': u"orm['theme.Theme']"}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'title': ('django.db.models.fields.CharField', [], {'max_length': '255', 'blank': 'True'})
+        }
+    }
+
+    complete_apps = ['theme']

theme/migrations/0002_auto__add_field_theme_blogtheme_linking.py

@@ -0,0 +1,82 @@
+# -*- coding: utf-8 -*-
+from south.utils import datetime_utils as datetime
+from south.db import db
+from south.v2 import SchemaMigration
+from django.db import models
+
+
+class Migration(SchemaMigration):
+
+    def forwards(self, orm):
+        # Adding field 'Theme.blogtheme_linking'
+        db.add_column(u'theme_theme', 'blogtheme_linking',
+                      self.gf('django.db.models.fields.related.ForeignKey')(default=None, to=orm['theme.ThemeBlog'], null=True),
+                      keep_default=False)
+
+
+    def backwards(self, orm):
+        # Deleting field 'Theme.blogtheme_linking'
+        db.delete_column(u'theme_theme', 'blogtheme_linking_id')
+
+
+    models = {
+        u'theme.tag': {
+            'Meta': {'unique_together': '()', 'object_name': 'Tag', 'index_together': '()'},
+            u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'inflect': ('django.db.models.fields.CharField', [], {'max_length': '255', 'blank': 'True'}),
+            'old_url': ('django.db.models.fields.SlugField', [], {'unique': 'True', 'max_length': '255'}),
+            'theme': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'tags'", 'on_delete': 'models.PROTECT', 'to': u"orm['theme.Theme']"}),
+            'url': ('django.db.models.fields.SlugField', [], {'unique': 'True', 'max_length': '255'})
+        },
+        u'theme.tagtranslation': {
+            'Meta': {'unique_together': "[('language_code', 'master')]", 'object_name': 'TagTranslation', 'db_table': "u'theme_tag_translation'", 'index_together': '()'},
+            'description': ('django.db.models.fields.TextField', [], {'blank': 'True'}),
+            'descriptions': ('django.db.models.fields.CharField', [], {'max_length': '250', 'blank': 'True'}),
+            u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'keywords': ('django.db.models.fields.CharField', [], {'max_length': '250', 'blank': 'True'}),
+            'language_code': ('django.db.models.fields.CharField', [], {'max_length': '15', 'db_index': 'True'}),
+            'main_title': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'master': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'translations'", 'null': 'True', 'to': u"orm['theme.Tag']"}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'title': ('django.db.models.fields.CharField', [], {'max_length': '250', 'blank': 'True'})
+        },
+        u'theme.theme': {
+            'Meta': {'unique_together': '()', 'object_name': 'Theme', 'index_together': '()'},
+            'blogtheme_linking': ('django.db.models.fields.related.ForeignKey', [], {'default': 'None', 'to': u"orm['theme.ThemeBlog']", 'null': 'True'}),
+            u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'inflect': ('django.db.models.fields.CharField', [], {'max_length': '255', 'blank': 'True'}),
+            'main_page': ('django.db.models.fields.PositiveIntegerField', [], {'default': '0', 'db_index': 'True'}),
+            'old_url': ('django.db.models.fields.SlugField', [], {'unique': 'True', 'max_length': '255'}),
+            'types': ('django.db.models.fields.BigIntegerField', [], {'default': 'None'}),
+            'url': ('django.db.models.fields.SlugField', [], {'unique': 'True', 'max_length': '255'})
+        },
+        u'theme.themeblog': {
+            'Meta': {'unique_together': '()', 'object_name': 'ThemeBlog', 'index_together': '()'},
+            u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'inflect': ('django.db.models.fields.CharField', [], {'max_length': '255', 'blank': 'True'}),
+            'url': ('django.db.models.fields.SlugField', [], {'unique': 'True', 'max_length': '255'})
+        },
+        u'theme.themeblogtranslation': {
+            'Meta': {'unique_together': "[('language_code', 'master')]", 'object_name': 'ThemeBlogTranslation', 'db_table': "u'theme_themeblog_translation'", 'index_together': '()'},
+            'description': ('django.db.models.fields.TextField', [], {'blank': 'True'}),
+            u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'language_code': ('django.db.models.fields.CharField', [], {'max_length': '15', 'db_index': 'True'}),
+            'main_title': ('django.db.models.fields.CharField', [], {'max_length': '255', 'blank': 'True'}),
+            'master': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'translations'", 'null': 'True', 'to': u"orm['theme.ThemeBlog']"}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '255'})
+        },
+        u'theme.themetranslation': {
+            'Meta': {'unique_together': "[('language_code', 'master')]", 'object_name': 'ThemeTranslation', 'db_table': "u'theme_theme_translation'", 'index_together': '()'},
+            'description': ('django.db.models.fields.TextField', [], {'blank': 'True'}),
+            'descriptions': ('django.db.models.fields.CharField', [], {'max_length': '255', 'blank': 'True'}),
+            u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'keywords': ('django.db.models.fields.CharField', [], {'max_length': '255', 'blank': 'True'}),
+            'language_code': ('django.db.models.fields.CharField', [], {'max_length': '15', 'db_index': 'True'}),
+            'main_title': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'master': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'translations'", 'null': 'True', 'to': u"orm['theme.Theme']"}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'title': ('django.db.models.fields.CharField', [], {'max_length': '255', 'blank': 'True'})
+        }
+    }
+
+    complete_apps = ['theme']

theme/models.py

@@ -1,17 +1,23 @@
 # -*- coding: utf-8 -*-
-import datetime
 import copy
-from django.db import models
+import datetime
+import random
+import string
+
+from bitfield import BitField
+from conference.models import Conference
+from django.db import IntegrityError, models
+from django.db.models.signals import post_save, pre_save
 from django.utils import translation
 from django.utils.translation import ugettext as _
-from hvad.models import TranslatableModel, TranslatedFields, TranslationManager
-from bitfield import BitField
 from exposition.models import Exposition
-from conference.models import Conference
+from functions.form_check import translit_with_separator
-from seminar.models import Seminar
-from webinar.models import Webinar
 from functions.models_methods import ExpoManager
+from functions.signal_handlers import post_save_handler
+from hvad.models import TranslatableModel, TranslatedFields, TranslationManager
 from manager import TagActiveManager, ThemeActiveManager
+from seminar.models import Seminar
+from webinar.models import Webinar
 
 
 class Theme(TranslatableModel):
@@ -32,10 +38,13 @@ class Theme(TranslatableModel):
         ('conference', 'Конференция'),
         ('seminar', 'Семинар'),
         ('webinar', 'Вебинар'),
+        ('article', 'Статья'),
     )
     url = models.SlugField(unique=True, max_length=255)
     old_url = models.SlugField(unique=True, max_length=255)
     types = BitField([k for k, v in FLAGS])
+    blogtheme_linking = models.ForeignKey('ThemeBlog', verbose_name=u'тема для блога', null=True, default=None,
+        help_text=u'Выберите тему для блога, которая будет заменена на текущую тему')
     #translated fields
     translations = TranslatedFields(
         name = models.CharField(max_length=255),
@@ -156,7 +165,6 @@ class ThemeBlog(TranslatableModel):
         return ' '.join(self.get_all_names())
 
 
-from django.db import IntegrityError
 class Tag(TranslatableModel):
     """
     Create Tag model
@@ -243,15 +251,6 @@ class Tag(TranslatableModel):
         return parent
 
 
-
-
-
-from django.db.models.signals import post_save, pre_save
-from functions.signal_handlers import post_save_handler
-from functions.form_check import translit_with_separator
-import random, string
-
-
 def pre_save_handler(sender, **kwargs):
     obj = kwargs['instance']
 
@@ -277,5 +276,3 @@ post_save.connect(post_save_handler, sender=Tag)
 
 
 #-----------------------
-
-