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290 lines
10 KiB
290 lines
10 KiB
# -*- coding: utf-8 -*-
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from django.shortcuts import render_to_response
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from django.http import HttpResponseRedirect, HttpResponse
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from django.core.context_processors import csrf
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from django.conf import settings
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from django.contrib.auth.decorators import login_required
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from django.contrib.admin.views.decorators import staff_member_required
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from django.core.paginator import Paginator, PageNotAnInteger, EmptyPage, InvalidPage
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from django.db.models.deletion import ProtectedError
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#forms and models
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from file.forms import FileModelForm
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from file.models import TmpFile
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from theme.models import Tag
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from accounts.models import User
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from functions.forms import AdminSearchForm
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from django.utils.translation import get_language as lang
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from hvad.utils import get_translation_aware_manager
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#python
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import random
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from country.models import Country
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@login_required
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def filtered_list(request, objects, template, item_per_page=20):
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"""
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Return template with objects in it with pagination
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item_per_page - how many objects view in the one page
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"""
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paginator = Paginator(objects, item_per_page)
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page = request.GET.get('page')
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try:
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objects = paginator.page(page)
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except PageNotAnInteger:
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# If page is not an integer, deliver first page.
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objects = paginator.page(1)
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except EmptyPage:
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# If page is out of range (e.g. 9999), deliver last page of results.
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objects = paginator.page(paginator._num_pages)
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return render_to_response(template, {'objects': objects, 'search_form': AdminSearchForm()})
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from django.db.models.loading import get_model
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from theme.models import Theme
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@staff_member_required
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def objects_list(request, Model, template, item_per_page=20):
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"""
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Return template with all objects of model Model
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Model - objects Model
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item_per_page - how many objects view in the one page
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"""
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if request.GET:
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form = AdminSearchForm(request.POST)
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if form.is_valid():
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s_name = request.GET.get('search_name')
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if s_name:
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objects = get_translation_aware_manager(Model).filter(name__contains=s_name).distinct()
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return filtered_list(request, objects, template, 1000)
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else:
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list = Model.objects.all()
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else:
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list = Model.objects.all()
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paginator = Paginator(list, item_per_page)
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page = request.GET.get('page')
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try:
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objects = paginator.page(page)
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except PageNotAnInteger:
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# If page is not an integer, deliver first page.
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objects = paginator.page(1)
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except EmptyPage:
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# If page is out of range (e.g. 9999), deliver last page of results.
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objects = paginator.page(paginator._num_pages)
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return render_to_response(template, {'objects': objects, 'search_form': AdminSearchForm()})
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@login_required
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def add_object(request, Form, template_string, redirect_string, #required values
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choices={}, init_data ={}):
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if request.POST:
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form = Form(request.POST)
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#set choices filled by ajax
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if 'city' in choices:
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form.fields['city'].choices = [(item.id, item.name) for item in choices['city'].objects.filter(country=request.POST['country'])]
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if 'tag' in choices:
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form.fields['tag'].choices = [(item.id, item.name) for item in choices['tag'].objects.all()]
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if form.is_valid():
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form.save()
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return HttpResponseRedirect(redirect_string)
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else:
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form = Form(initial=init_data)
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args = {}
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args.update(csrf(request))
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args['languages'] = settings.LANGUAGES
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args['form'] = form
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return render_to_response(template_string, args)
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@login_required
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def add_object_with_file(request, Form, template, redirect_string, #required values
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choices={}, init_data ={}):
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"""
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Return form and FileForm and post it on the server.
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Create key which will be check tmp files
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If form is posted redirect on the page in redirect_string
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FileForm posts with ajax
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choices are ...
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"""
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#cheks if key already exist(when form wasn't validated)
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if request.POST.get('key'):
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key = request.POST['key']
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else:
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key = random.getrandbits(128)
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#initial FileForm with key for checking if file connected to object
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file_form = FileModelForm(initial={'key': key})
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if request.POST:
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form = Form(request.POST)
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#set choices filled by ajax
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if 'city' in choices:
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form.fields['city'].choices = [(item.id, item.name) for item in choices['city'].objects.filter(country=request.POST['country'])]
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if 'tag' in choices:
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form.fields['tag'].choices = [(item.id, item.name) for item in Tag.objects.all()]
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if form.is_valid():
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form.save()
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return HttpResponseRedirect(redirect_string)
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else:
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init_data['key'] = key
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form = Form(initial=init_data)
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args = {}
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args.update(csrf(request))
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#languages uses in template
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args['languages'] = settings.LANGUAGES
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args['form'] = form
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args['file_form'] = file_form
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#list of files connected to this form
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args['files'] = TmpFile.objects.filter(key=key)
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return render_to_response(template, args)
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@login_required
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def delete_object(request, Model, Form, url, prev_page,):
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"""
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Form must have 1 parameter url or id
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"""
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if request.GET:
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url = request.GET.get('url')
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id = request.GET.get('id')
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if url:
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object = Model.objects.get(url=url)
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else:
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object = Model.objects.get(id=id)
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try:
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object.delete()
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return HttpResponseRedirect(prev_page)
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except ProtectedError:
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msg = u'Удаления %s требует удаления связаных объектов'%object
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return render_to_response('delete.html', {'msg':msg, 'prev_page':prev_page})
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else:
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try:
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object = Model.objects.get(url=url)
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except:
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object = Model.objects.get(id=url)
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form = Form(instance=object)
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args = {}
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args.update(csrf(request))
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args['form'] = form
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args['object'] = object
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args['prev_page'] = prev_page
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return render_to_response('delete.html', args)
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#-----class------------------
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from django.views.generic import ListView
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from functions.views_help import split_params
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from city.models import City
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from exposition.models import Exposition
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from conference.models import Conference
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from seminar.models import Seminar
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from webinar.models import Webinar
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from company.models import Company
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from django.utils.translation import ugettext as _
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class ExpoMixin(object):
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def get_params(self):
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model_names = {Exposition: _(u'Выставки'), Conference: _(u'Конференции'),
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Seminar: _(u'Семинары'),Webinar: _(u'Вебинары'), Company: _(u'Участники')}
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model_alternative_name = {Exposition: 'exposition', Conference: 'conference'}
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params = [{'type':'model', 'url':self.model, 'name': model_names.get(self.model),
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'alternative_name': model_alternative_name.get(self.model)}]
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st = self.kwargs.get('params')
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if st:
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params = params + split_params(st)
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return params
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single_page_filter = {Exposition:'event', Conference:'event', Seminar:'event', Webinar:'event', Company:'member',
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User:'visitor'}
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class ExpoListView(ExpoMixin, ListView):
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"""
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"""
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paginate_by = 2
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params = None
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single_page = False
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def get_queryset(self):
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query = self.model.objects.all()
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params = self.get_params()
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for param in params:
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if param.get('type') == 'country':
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country = Country.objects.safe_get(url=param.get('url'))
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if country:
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param['name'] = country.name
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query = query.filter(country=country)
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if param.get('type') == 'city':
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city = City.objects.safe_get(url=param.get('url'))
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if city:
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param['name'] = city.name
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query = query.filter(city=city)
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if param.get('type') == 'theme':
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theme = Theme.objects.safe_get(url=param.get('url'))
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if theme:
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param['name'] = theme.name
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query = query.filter(theme=theme)
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if param.get('type') == 'tag':
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tag = Tag.objects.safe_get(url=param.get('url'))
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if tag:
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param['name'] = tag.name
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query = query.filter(tag=tag)
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if param.get('type') == 'year':
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param['name'] = param.get('url')
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query = query.filter(data_begin__year=param.get('url'))
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if param.get('type') == 'month':
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monthes = {'jan': 1, 'feb': 2, 'mar': 3, 'apr': 4, 'may': 5, 'jun': 6,
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'jul': 7, 'aug': 8, 'sep': 9, 'oct': 10, 'nov': 11, 'dec': 12}
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param['name'] = param.get('url')
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query = query.filter(data_begin__month=monthes.get(param.get('url')))
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if param.get('type') == 'member' and self.model != Company:
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param['name'] = param.get('url')
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company = Company.objects.safe_get(url=param.get('url'))
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if company:
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param['name'] = company.name
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query = query.filter(company__in=[company])
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if param.get('type') == single_page_filter.get(self.model):
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query = query.filter(url=param.get('url'))
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if query:
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self.single_page = True
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param['name'] = query[0].name
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#if self.request:
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# views = query[0].views
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# query.update(views=views+1)
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self.params = params
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return query
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def get_context_data(self, **kwargs):
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context = super(ExpoListView, self).get_context_data(**kwargs)
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context['filter'] = self.params
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context['single_page'] = self.single_page
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return context
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