You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
260 lines
7.9 KiB
260 lines
7.9 KiB
# -*- coding: utf-8 -*-
|
|
from django.db import models
|
|
from django.utils import translation
|
|
from django.utils.translation import ugettext as _
|
|
from hvad.models import TranslatableModel, TranslatedFields, TranslationManager
|
|
from bitfield import BitField
|
|
import copy
|
|
from exposition.models import Exposition
|
|
from conference.models import Conference
|
|
from seminar.models import Seminar
|
|
from webinar.models import Webinar
|
|
from functions.models_methods import ExpoManager
|
|
|
|
class ThemeActiveManager(TranslationManager):
|
|
"""
|
|
manager works only with active themes
|
|
models where theme defines activity:
|
|
- exposition
|
|
"""
|
|
def all(self):
|
|
lang = translation.get_language()
|
|
qs = super(ThemeActiveManager, self).select_related('exposition_themes').\
|
|
filter(exposition_themes__theme__isnull=False, translations__language_code=lang, )\
|
|
.order_by('translations__name').distinct()
|
|
return qs
|
|
|
|
class TagActiveManager(TranslationManager):
|
|
"""
|
|
manager works only with active themes
|
|
models where theme defines activity:
|
|
- exposition
|
|
"""
|
|
def all(self):
|
|
lang = translation.get_language()
|
|
qs = super(TagActiveManager, self).select_related('exposition_tags').\
|
|
filter(exposition_tags__tag__isnull=False, translations__language_code=lang, )\
|
|
.order_by('translations__name').distinct()
|
|
return qs
|
|
|
|
|
|
class Theme(TranslatableModel):
|
|
"""
|
|
Create Theme model
|
|
|
|
Uses hvad.TranslatableModel which is child of django.db.models class
|
|
|
|
"""
|
|
#set manager of this model
|
|
catalog_name = _(u'Тематики:')
|
|
search_name = 'th'
|
|
objects = ExpoManager()
|
|
active = ThemeActiveManager()
|
|
|
|
FLAGS = (
|
|
('exposition', 'Выставка'),
|
|
('conference', 'Конференция'),
|
|
('seminar', 'Семинар'),
|
|
('webinar', 'Вебинар'),
|
|
)
|
|
url = models.SlugField(unique=True, max_length=255)
|
|
types = BitField([k for k, v in FLAGS])
|
|
#translated fields
|
|
translations = TranslatedFields(
|
|
name = models.CharField(max_length=255),
|
|
main_title = models.CharField(max_length=255),
|
|
description = models.TextField(blank=True),
|
|
#-----meta data
|
|
title = models.CharField(max_length=255, blank=True),
|
|
descriptions = models.CharField(max_length=255, blank=True),
|
|
keywords = models.CharField(max_length=255, blank=True),
|
|
)
|
|
|
|
main_page = models.PositiveIntegerField(default=0, db_index=True)
|
|
|
|
def __unicode__(self):
|
|
return self.lazy_translation_getter('name', unicode(self.pk))
|
|
|
|
def expositions_number(self):
|
|
|
|
return Exposition.objects.filter(theme__id=self.id).count()
|
|
|
|
def conferences_number(self):
|
|
|
|
return Conference.objects.filter(theme__id=self.id).count()
|
|
|
|
def seminars_number(self):
|
|
|
|
return Seminar.objects.filter(theme__id=self.id).count()
|
|
|
|
def webinars_number(self):
|
|
|
|
return Webinar.objects.filter(theme__id=self.id).count()
|
|
|
|
def events_number(self):
|
|
return self.expositions_number() + self.conferences_number() + self.seminars_number() + self.webinars_number()
|
|
|
|
def get_sub_categories(self):
|
|
objects = [{'text':item.name, 'id':item.id, 'name':'tg', 'sub':False} for item in Tag.active.all().filter(theme=self)]
|
|
return objects
|
|
|
|
def get_all_names(self):
|
|
return [item['name'] for item in self.translations.all().values('name')]
|
|
|
|
def get_index_text(self):
|
|
translation.activate('ru')
|
|
return ' '.join(self.get_all_names())
|
|
|
|
def clone(self):
|
|
"""
|
|
Return an identical copy of the instance with a new ID.
|
|
"""
|
|
if not self.pk:
|
|
raise ValueError('Instance must be saved before it can be cloned.')
|
|
|
|
duplicate = copy.copy(self)
|
|
ignore_fields = ['id', 'master', 'language_code']
|
|
# Setting pk to None. Django thinking this is a new object.
|
|
duplicate.pk = None
|
|
duplicate.translate('ru')
|
|
tr = self._meta.translations_model.objects.get(language_code = 'ru',master__id=self.pk)
|
|
for field in duplicate._translated_field_names:
|
|
|
|
if field in ignore_fields:
|
|
continue
|
|
|
|
setattr(duplicate, field, getattr(tr, field))
|
|
duplicate.save()
|
|
|
|
def generate_search_class(self):
|
|
result = ''
|
|
for item, bool in self.types:
|
|
if bool == True:
|
|
if item == 'exposition':
|
|
result += ' exhb'
|
|
elif item == 'conference':
|
|
result += ' conf'
|
|
elif item == 'seminar':
|
|
result += ' smnr'
|
|
elif item == 'webinar':
|
|
result += ' webn'
|
|
|
|
return result
|
|
|
|
|
|
def get_parent(self):
|
|
parent = {}
|
|
return parent
|
|
|
|
|
|
class Tag(TranslatableModel):
|
|
"""
|
|
Create Tag model
|
|
|
|
Uses hvad.TranslatableModel which is child of django.db.models class
|
|
|
|
"""
|
|
catalog_name = _(u'Теги:')
|
|
search_name = 'tg'
|
|
#set manager of this model
|
|
objects = ExpoManager()
|
|
active = TagActiveManager()
|
|
|
|
url = models.SlugField(unique=True, max_length=255)
|
|
|
|
theme = models.ForeignKey(Theme, on_delete=models.PROTECT, related_name='tags')
|
|
#translated fields
|
|
translations = TranslatedFields(
|
|
name = models.CharField(max_length=100),
|
|
main_title = models.CharField(max_length=100),
|
|
description = models.TextField(blank=True),
|
|
#-----meta data
|
|
title = models.CharField(max_length=250, blank=True),
|
|
descriptions = models.CharField(max_length=250, blank=True),
|
|
keywords = models.CharField(max_length=250, blank=True),
|
|
|
|
)
|
|
#fields saves information about creating and changing model
|
|
#created = models.DateTimeField(auto_now_add=True)
|
|
#modified = models.DateTimeField(auto_now=True)
|
|
|
|
def __unicode__(self):
|
|
return self.lazy_translation_getter('name', unicode(self.pk))
|
|
|
|
def get_sub_categories(self):
|
|
return []
|
|
|
|
def get_all_names(self):
|
|
return [item['name'] for item in self.translations.all().values('name')]
|
|
|
|
def get_index_text(self):
|
|
translation.activate('ru')
|
|
return ' '.join(self.get_all_names())
|
|
|
|
def clone(self):
|
|
"""
|
|
Return an identical copy of the instance with a new ID.
|
|
"""
|
|
if not self.pk:
|
|
raise ValueError('Instance must be saved before it can be cloned.')
|
|
|
|
duplicate = copy.copy(self)
|
|
ignore_fields = ['id', 'master', 'language_code']
|
|
# Setting pk to None. Django thinking this is a new object.
|
|
duplicate.pk = None
|
|
|
|
|
|
duplicate.translate('ru')
|
|
tr = self._meta.translations_model.objects.get(language_code = 'ru',master__id=self.pk)
|
|
for field in duplicate._translated_field_names:
|
|
|
|
if field in ignore_fields:
|
|
continue
|
|
|
|
setattr(duplicate, field, getattr(tr, field))
|
|
|
|
duplicate.save()
|
|
|
|
return duplicate
|
|
|
|
def get_parent(self):
|
|
parent = {'text' : self.theme.name, 'id': self.theme.id, 'name': 'th'}
|
|
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']
|
|
|
|
if obj.language_code =='en':
|
|
try:
|
|
name = getattr(obj, 'name')
|
|
obj.url = translit_with_separator(name)
|
|
except AttributeError:
|
|
pass
|
|
|
|
tags = Tag.objects.filter(url=obj.url).exclude(id=obj.id)
|
|
if tags:
|
|
obj.url = obj.theme.url+'-'+ obj.url
|
|
|
|
if not obj.url:
|
|
obj.url = ''.join([random.choice(string.ascii_lowercase) for n in xrange(8)])
|
|
|
|
#pre_save.connect(pre_save_handler, sender=Theme)
|
|
pre_save.connect(pre_save_handler, sender=Tag)
|
|
|
|
post_save.connect(post_save_handler, sender=Theme)
|
|
post_save.connect(post_save_handler, sender=Tag)
|
|
|
|
|
|
#-----------------------
|
|
|
|
|
|
|