# -*- coding: utf-8 -*- import copy, datetime from django.db import models from django.db.models import Q from django.db.models.signals import post_save, pre_save from django.utils.translation import ugettext as _ from django.utils import translation from django.conf import settings from hvad.models import TranslatableModel, TranslatedFields, TranslationManager from django.contrib.contenttypes import generic from bitfield import BitField from service.models import Service from functions.db import db_table_exists from organiser.models import Organiser from manager import ClientManager from functions.custom_fields import EnumField from functions.signal_handlers import post_save_handler, pre_save_handler from functions.models_methods import ExpoManager from functions.model_mixin import EventMixin, ExpoMixin from functions.translate import fill_with_signal from photologue.models import Gallery from import_xls.model_utils import ExpoImportManager from functions.models_methods import hvad_to_dict AUDIENCE1 = ((None,_(u'Не выбрано')), ('experts', _(u'Специалисты')), ('experts and consumers', _(u'Специалисты и потребители')), ('general public', _(u'Широкая публика')) ) AUDIENCE = (None,'experts', 'experts and consumers', 'general public') BIT_AUDIENCE = settings.BIT_AUDIENCE CURRENCY = settings.CURRENCY # check if table exist and create flags if true flags = [item.url for item in Service.objects.all()] if db_table_exists('service_service') else [] class Exposition(TranslatableModel, EventMixin, ExpoMixin): """ Create Exposition model Uses hvad.TranslatableModel which is child of django.db.models class """ catalog = '/expo/' catalog_name = _(u'Выставки:') search_name = None # type of event event_type = 'expo' url = models.SlugField(unique=True, max_length=255) old_url = models.SlugField(unique=True, max_length=255) data_begin = models.DateField(verbose_name='Дата начала') data_end = models.DateField(verbose_name='Дата окончания') services = BitField(flags=flags) # relations country = models.ForeignKey('country.Country', verbose_name='Страна', on_delete=models.PROTECT, related_name='exposition_country') city = models.ForeignKey('city.City', verbose_name='Город', on_delete=models.PROTECT, related_name='exposition_city') place = models.ForeignKey('place_exposition.PlaceExposition', verbose_name='Место проведения', blank=True, null=True, on_delete=models.PROTECT, related_name='exposition_place') theme = models.ManyToManyField('theme.Theme', verbose_name='Тематики', related_name='exposition_themes') tag = models.ManyToManyField('theme.Tag', verbose_name='Теги', blank=True, null=True, related_name='exposition_tags') organiser = models.ManyToManyField('organiser.Organiser', verbose_name='Организатор', blank=True, null=True, related_name='exposition_organisers') org = models.CharField(max_length=255, blank=True, null=True) company = models.ManyToManyField('company.Company', verbose_name='Компании', blank=True, null=True, related_name='exposition_companies') users = models.ManyToManyField('accounts.User', verbose_name='Посетители выставки', blank=True, null=True, related_name='exposition_users') photogallery = models.ForeignKey('photologue.Gallery', blank=True, null=True) logo = models.ImageField(verbose_name='Logo', upload_to='exposition/logo/', blank=True) rating = models.IntegerField(default=0) # добавить индекс в базе quality_label = BitField(flags=['ufi', 'rsva', 'exporating']) visitors = models.PositiveIntegerField(verbose_name='Посетители', blank=True, null=True) members = models.PositiveIntegerField(verbose_name='Участники', blank=True, null=True) discount = models.PositiveIntegerField(verbose_name='Скидка', blank=True, null=True) expohit = models.BooleanField(verbose_name='Expohit', default=0) # administrator can cancel exposition canceled_by_administrator = models.BooleanField(default=0) #can publish not immediately is_published = models.BooleanField(default=0) canceled = models.BooleanField(default=0) moved = models.BooleanField(default=0) # field saves information about creating and changing model created = models.DateTimeField(auto_now_add=True) modified = models.DateTimeField(auto_now=True) main_page = models.PositiveIntegerField(default=0, db_index=True) views = models.PositiveIntegerField(default=0) translations = TranslatedFields( name = models.CharField(verbose_name='Название', max_length=255), main_title = models.TextField(verbose_name='Краткое описание', blank=True), description = models.TextField(verbose_name='Описание', blank=True), products = models.TextField(verbose_name='Экспонируемые продукты', blank=True), discount_description = models.TextField(verbose_name='Описание скидки', blank=True), time = models.TextField(verbose_name='Время работы', blank=True), # visit and particaption data price_day = models.CharField(verbose_name='Стоимость билета 1 день', max_length=255, blank=True), price_all = models.CharField(verbose_name='Стоимость билета все дни', max_length=255, blank=True), price_day_bar = models.CharField(verbose_name='Стоимость на стойке 1 день', max_length=255, blank=True), price_all_bar = models.CharField(verbose_name='Стоимость на стойке все дни', max_length=255, blank=True), stat_countries = models.TextField(verbose_name='Участвующие страны', blank=True), pre_condition = models.CharField(verbose_name='Условия предварительной регистрации', max_length=255, blank=True), stand_condition = models.CharField(verbose_name='Условия регистрации на стойке', max_length=255, blank=True), visit_note = models.CharField(verbose_name='Примечание по посещению', max_length=255, blank=True), participation_note = models.TextField(verbose_name='Примечание по участии', blank=True), #-----meta data title = models.CharField(max_length=250), descriptions = models.CharField(max_length=250), keywords = models.CharField(max_length=250), ) files = generic.GenericRelation('file.FileModel', content_type_field='content_type', object_id_field='object_id') note = generic.GenericRelation('note.Note', content_type_field='content_type', object_id_field='object_id') #about periodic = models.FloatField(verbose_name='Переодичность', blank=True, null=True) audience = BitField(flags=[k for k, v in BIT_AUDIENCE]) web_page = models.CharField(verbose_name='Вебсайт', max_length=255, blank=True) foundation_year = models.PositiveIntegerField(verbose_name='Год основания', blank=True, null=True) area = models.PositiveIntegerField(verbose_name='Площадь', blank=True, null=True) # conditions of Participation registration_link = models.URLField(verbose_name='Ссылка на регистрацию', max_length=255, blank=True) min_area = models.PositiveIntegerField(verbose_name='Минимальная площадь', blank=True, null=True) currency = EnumField(values=CURRENCY, default='USD') application_deadline = models.DateField(verbose_name='Срок подачи заявки', null=True) min_stand_size = models.PositiveIntegerField(verbose_name='Минимальный размер стэнда', blank=True, null=True) price_catalog = models.PositiveIntegerField(verbose_name='Стоимость каталога', blank=True, null=True) tax = models.BooleanField(verbose_name='Налог', default=1) min_closed_area = models.PositiveIntegerField(verbose_name='Минимальная цена закрытой НЕ оборудованной площади', blank=True, null=True) max_closed_area = models.PositiveIntegerField(verbose_name='Максимальная цена закрытой НЕ оборудованной площади', blank=True, null=True) min_closed_equipped_area = models.PositiveIntegerField(verbose_name='Минимальная цена закрытой оборудованной площади', blank=True, null=True) max_closed_equipped_area = models.PositiveIntegerField(verbose_name='Максимальная цена закрытой оборудованной площади', blank=True, null=True) min_open_area = models.PositiveIntegerField(verbose_name='Минимальная цена открытой площади', blank=True, null=True) max_open_area = models.PositiveIntegerField(verbose_name='Максимальная цена открытой площади', blank=True, null=True) registration_payment = models.PositiveIntegerField(verbose_name='Регистрационный взнос', blank=True, null=True) #set manager of this model(fisrt manager is default) objects = ExpoManager() enable = ClientManager() imports = ExpoImportManager() def __unicode__(self): return self.lazy_translation_getter('name', unicode(self.pk)) def get_services(self): country_ids = [item for item, bool in self.country.services if bool==True] ids = [item for item, bool in self.services if bool==True] qs = Service.objects.language().filter(Q(Q(url__in=country_ids) & Q(type=Service.type.expo)) | Q(url__in=ids)) return list(qs) def get_parent(self): return {} def get_absolute_url(self): return self.get_permanent_url() def get_index_text(self): translation.activate('ru') translations = self.translations.all() names = ' '.join([tr.name for tr in translations]) titles = ' '.join([tr.main_title for tr in translations]) themes = ' '.join([' '.join(theme.get_all_names()) for theme in self.theme.all()]) tags = ' '.join([' '.join(tag.get_all_names()) for tag in self.tag.all()]) return names + ' ' + titles + ' ' + themes + ' ' + tags def get_note_by_user(self, user_id): note = self.note.filter(user__id=user_id) try: return note.get().text except: return '' def upload_photo_url(self): return '/admin/exposition/upload-photo/%s/'%self.id def get_gallery(self): if self.photogallery: return self.photogallery data = {} model = type(self) for code, name in settings.LANGUAGES: obj = model._meta.translations_model.objects.get(language_code = code,master__id=self.id) #access to translated fields data['title_%s'%code] = obj.name data['description_%s'%code] = obj.description gallery = Gallery() fill_with_signal(Gallery, gallery, data) self.photogallery = gallery self.save() return gallery def tags(self): return self.tag.language().all() def statistic_exists(self): return Statistic.objects,filter(exposition=self).exists() def upload_photo(self, photo ,gallery=None): """ uploading photo to gallery """ if gallery is None: gallery = self.get_gallery() gallery.photos.add(photo) # def get_index_text(self): # names = [tr.name for tr in self.translations.all()] # return names def get_audience(self): checked = [item for item, bool in self.audience if bool==True] audience = [] for k, v in BIT_AUDIENCE: for item in checked: if item == k: audience.append(unicode(v)) return ', '.join(audience) def get_periodic(self): periodic = {0: '', 1.0: _(u'Ежегодно'), 2.0: _(u'2 раза в год'), 3.0: _(u'3 раза в год'), 4.0: _(u'4 раза в год'), 5.0: _(u'5 раз в год'), 0.5: _(u'Раз в 2 года'), 0.33: _(u'Раз в 3 года'), 0.25: _(u'Раз в 4 года')} return periodic.get(self.periodic) def get_nearest_events(self): if self.theme.all(): theme = self.theme.all()[0] now = datetime.datetime.now() now = now - datetime.timedelta(days=1) expositions = Exposition.objects.filter(theme__in=[theme], data_begin__gt=now).exclude(id=self.id).order_by('data_begin') return expositions[:3] else: return [] def get_catalog_url(self): return self.catalog #return '/expositions/' def get_event_type(self): return _(u'Выставки') def get_calendar_url(self): return '/exposition-add-calendar/%s/'%self.id def get_visit_url(self): return '/exposition-visit/%s/'%self.id def get_timetables_days(self): tables = self.business_program.all() days = [] for t in tables: d = t.begin.replace(hour = 0, minute = 0, second = 0, microsecond = 0) if not d in days: days.append(d) return days def get_currency_html(self): cur = self.currency currency_codes = {'EUR':'€', 'USD':'$', 'RUB':'ք'} code = currency_codes.get(cur) if code: return code return cur class Statistic(TranslatableModel): exposition = models.ForeignKey(Exposition, related_name='statistic') year = models.PositiveIntegerField(verbose_name='Год') members = models.PositiveIntegerField(verbose_name='Посетители', blank=True, null=True) visitors = models.PositiveIntegerField(verbose_name='Участники', blank=True, null=True) area = models.PositiveIntegerField(verbose_name='Площадь', blank=True, null=True) countries_number = models.PositiveIntegerField(verbose_name='Количество стран', blank=True, null=True) translations = TranslatedFields( countries = models.TextField(blank=True) ) def to_dict(self): return hvad_to_dict(self) class TimeTable(TranslatableModel): """ TimeTable for business program """ exposition = models.ForeignKey(Exposition, related_name='business_program') begin = models.DateTimeField(verbose_name='Начало') end = models.DateTimeField(verbose_name='Конец') timetable_organiser = models.ForeignKey(Organiser, null=True, blank=True) # created = models.DateTimeField(auto_now_add=True) modified = models.DateTimeField(auto_now=True) #translated fields translations = TranslatedFields( name = models.CharField(verbose_name='Название программы', max_length=255, blank=True), programe = models.TextField(verbose_name='Программа'), speaker = models.CharField(verbose_name='Спикеры', max_length=255, blank=True), place = models.CharField(verbose_name='Место проведения', max_length=255, blank=True) ) def to_dict(self): #obj = serializers.serialize('json', [self,]) return hvad_to_dict(self) class TmpTimeTable(TranslatableModel): exposition = models.ForeignKey(Exposition, null=True, blank=True) begin = models.DateTimeField(verbose_name='Начало') end = models.DateTimeField(verbose_name='Конец') timetable_organiser = models.ForeignKey(Organiser, null=True, blank=True) # key uses for checking keys from new objects. key = models.CharField(max_length=255, blank=True) # created = models.DateTimeField(auto_now_add=True) modified = models.DateTimeField(auto_now=True) #translated fields translations = TranslatedFields( name = models.CharField(verbose_name='Название программы', max_length=255, blank=True), programe = models.TextField(verbose_name='Программа'), speaker = models.CharField(verbose_name='Спикеры', max_length=255, blank=True), place = models.CharField(verbose_name='Место проведения', max_length=255, blank=True) ) def logo_name(instance, filename): url = instance.expo.url return '/'.join(['exposition', url, url+'_org_logo.jpg']) class Paid(models.Model): expo = models.OneToOneField(Exposition) org_logo = models.ImageField(upload_to=logo_name, blank=True, max_length=255) oficial_link = models.ForeignKey('banners.Redirect', null=True, blank=True, related_name='expo_oficial') participation_link = models.ForeignKey('banners.Redirect', null=True, blank=True, related_name='expo_participation') tickets_link = models.ForeignKey('banners.Redirect', null=True, blank=True, related_name='expo_tickets') organiser = models.EmailField(blank=True) pre_save.connect(pre_save_handler, sender=Exposition) post_save.connect(post_save_handler, sender=Exposition) post_save.connect(post_save_handler, sender=TimeTable) post_save.connect(post_save_handler, sender=TmpTimeTable) post_save.connect(post_save_handler, sender=Statistic)