gremmie@1: """
gremmie@1: Views for the News application.
gremmie@1: """
gremmie@1: 
gremmie@1: import datetime
bgneal@892: from django.conf import settings
gremmie@1: from django.shortcuts import render_to_response
gremmie@1: from django.template import RequestContext
gremmie@1: from django.template.loader import render_to_string
gremmie@1: from django.http import HttpResponseRedirect
gremmie@1: from django.contrib.auth.decorators import login_required
gremmie@1: from django.shortcuts import get_object_or_404
bgneal@92: from django.core.paginator import InvalidPage
gremmie@1: from django.core.urlresolvers import reverse
gremmie@1: from django.contrib.sites.models import Site
gremmie@1: from django.http import Http404
gremmie@1: 
gremmie@1: from tagging.models import Tag
gremmie@1: from tagging.models import TaggedItem
gremmie@1: 
bgneal@9: from core.html import clean_html
gremmie@1: from core.functions import send_mail
gremmie@1: from core.functions import get_full_name
bgneal@241: from core.functions import get_page
gremmie@1: from core.paginator import DiggPaginator
gremmie@1: from news.models import Category
gremmie@1: from news.models import Story
gremmie@1: from news.forms import AddNewsForm
gremmie@1: from news.forms import SendStoryForm
bgneal@399: from news.utils import attach_extra_attrs
gremmie@1: 
bgneal@399: 
bgneal@399: NEWS_PER_PAGE = 10
gremmie@1: 
gremmie@1: #######################################################################
gremmie@1: 
gremmie@1: def create_paginator(stories):
bgneal@399:     return DiggPaginator(stories, NEWS_PER_PAGE, body=5, tail=3, margin=3, padding=2)
gremmie@1: 
gremmie@1: #######################################################################
gremmie@1: 
bgneal@240: def index(request):
bgneal@399:     # Defer the tags field because we are going to get all the
bgneal@399:     # tags out in 1 query later...
bgneal@399:     stories = Story.objects.all().defer('tags').select_related()
bgneal@399:     paginator = create_paginator(stories)
bgneal@240: 
bgneal@399:     page = get_page(request.GET)
bgneal@399:     try:
bgneal@399:         the_page = paginator.page(page)
bgneal@399:     except InvalidPage:
bgneal@399:         raise Http404
gremmie@1: 
bgneal@399:     # Go get the tags and comment counts for all these stories in bulk rather
bgneal@399:     # than one at a time in the template; this saves database queries
bgneal@399:     attach_extra_attrs(the_page.object_list)
bgneal@399: 
bgneal@399:     return render_to_response('news/index.html', {
bgneal@399:         'title': 'Main Index',
bgneal@399:         'page': the_page,
bgneal@399:         },
bgneal@399:         context_instance = RequestContext(request))
gremmie@1: 
gremmie@1: #######################################################################
gremmie@1: 
gremmie@1: def archive_index(request):
bgneal@399:     dates = Story.objects.dates('date_submitted', 'month', order='DESC')
bgneal@399:     return render_to_response('news/archive_index.html', {
bgneal@399:         'title': 'News Archive',
bgneal@399:         'dates': dates,
bgneal@399:         },
bgneal@399:         context_instance = RequestContext(request))
gremmie@1: 
gremmie@1: #######################################################################
gremmie@1: 
bgneal@240: def archive(request, year, month):
bgneal@399:     stories = Story.objects.defer('tags').filter(date_submitted__year=year,
bgneal@399:             date_submitted__month=month).select_related()
bgneal@399:     paginator = create_paginator(stories)
bgneal@399:     page = get_page(request.GET)
bgneal@399:     try:
bgneal@399:         the_page = paginator.page(page)
bgneal@399:     except InvalidPage:
bgneal@399:         raise Http404
gremmie@1: 
bgneal@399:     attach_extra_attrs(the_page.object_list)
gremmie@1: 
bgneal@399:     month_name = datetime.date(int(year), int(month), 1).strftime('%B')
bgneal@399: 
bgneal@399:     return render_to_response('news/index.html', {
bgneal@399:         'title': 'Archive for %s, %s' % (month_name, year),
bgneal@399:         'page': the_page,
bgneal@399:         },
bgneal@399:         context_instance = RequestContext(request))
gremmie@1: 
gremmie@1: #######################################################################
gremmie@1: 
gremmie@1: def category_index(request):
bgneal@399:     categories = Category.objects.all().select_related()
bgneal@399:     cat_list = []
bgneal@399:     for cat in categories:
bgneal@399:         cat_list.append((cat, cat.story_set.defer('tags')[:10]))
gremmie@1: 
bgneal@399:     return render_to_response('news/category_index.html', {
bgneal@399:         'cat_list': cat_list,
bgneal@399:         },
bgneal@399:         context_instance = RequestContext(request))
gremmie@1: 
gremmie@1: #######################################################################
gremmie@1: 
bgneal@240: def category(request, slug):
bgneal@399:     category = get_object_or_404(Category, slug=slug)
bgneal@399:     stories = Story.objects.defer('tags').filter(category=category).select_related()
bgneal@399:     paginator = create_paginator(stories)
bgneal@399:     page = get_page(request.GET)
bgneal@399:     try:
bgneal@399:         the_page = paginator.page(page)
bgneal@399:     except InvalidPage:
bgneal@399:         raise Http404
gremmie@1: 
bgneal@399:     attach_extra_attrs(the_page.object_list)
bgneal@399: 
bgneal@399:     return render_to_response('news/index.html', {
bgneal@399:         'title': 'Category: ' + category.title,
bgneal@399:         'page': the_page,
bgneal@399:         },
bgneal@399:         context_instance = RequestContext(request))
gremmie@1: 
gremmie@1: #######################################################################
gremmie@1: 
gremmie@1: def story(request, story_id):
bgneal@399:     story = get_object_or_404(Story, pk=story_id)
bgneal@399:     return render_to_response('news/story.html', {
bgneal@399:         'story': story,
bgneal@399:         },
bgneal@399:         context_instance=RequestContext(request))
gremmie@1: 
gremmie@1: #######################################################################
gremmie@1: 
gremmie@1: @login_required
gremmie@1: def submit(request):
bgneal@399:     if request.method == "POST":
bgneal@399:         add_form = AddNewsForm(request.POST)
bgneal@399:         if add_form.is_valid():
bgneal@997:             add_form.save(request.user)
bgneal@399:             return HttpResponseRedirect(reverse('news.views.submit_thanks'))
bgneal@399:     else:
bgneal@399:         add_form = AddNewsForm()
gremmie@1: 
bgneal@399:     return render_to_response('news/submit_news.html', {
bgneal@399:         'add_form': add_form,
bgneal@399:         },
bgneal@399:         context_instance = RequestContext(request))
gremmie@1: 
gremmie@1: #######################################################################
gremmie@1: 
gremmie@1: @login_required
gremmie@1: def submit_thanks(request):
bgneal@399:     return render_to_response('news/submit_news.html', {
bgneal@399:         },
bgneal@399:         context_instance = RequestContext(request))
gremmie@1: 
gremmie@1: #######################################################################
gremmie@1: 
gremmie@1: def tags(request):
bgneal@399:     tags = Tag.objects.cloud_for_model(Story)
bgneal@399:     return render_to_response('news/tag_index.html', {
bgneal@399:         'tags': tags,
bgneal@399:         },
bgneal@399:         context_instance = RequestContext(request))
gremmie@1: 
gremmie@1: #######################################################################
gremmie@1: 
bgneal@240: def tag(request, tag_name):
bgneal@399:     tag = get_object_or_404(Tag, name=tag_name)
bgneal@399:     stories = TaggedItem.objects.get_by_model(
bgneal@399:             Story.objects.defer('tags').select_related(), tag)
bgneal@399:     paginator = create_paginator(stories)
bgneal@399:     page = get_page(request.GET)
bgneal@399:     try:
bgneal@399:         the_page = paginator.page(page)
bgneal@399:     except InvalidPage:
bgneal@399:         raise Http404
gremmie@1: 
bgneal@399:     attach_extra_attrs(the_page.object_list)
bgneal@399: 
bgneal@399:     return render_to_response('news/index.html', {
bgneal@399:         'title': 'Stories with tag: "%s"' % tag_name,
bgneal@399:         'page': the_page,
bgneal@399:         },
bgneal@399:         context_instance=RequestContext(request))
gremmie@1: 
gremmie@1: #######################################################################
gremmie@1: 
gremmie@1: @login_required
gremmie@1: def email_story(request, story_id):
bgneal@399:     story = get_object_or_404(Story, pk=story_id)
bgneal@399:     if request.method == 'POST':
bgneal@399:         send_form = SendStoryForm(request.POST)
bgneal@399:         if send_form.is_valid():
bgneal@892:             site = Site.objects.get_current()
bgneal@399:             to_name = send_form.name()
bgneal@399:             to_email = send_form.email()
bgneal@399:             from_name = get_full_name(request.user)
bgneal@892:             from_email = settings.GPP_NO_REPLY_EMAIL + '@' + site.domain
gremmie@1: 
bgneal@399:             msg = render_to_string('news/send_story_email.txt',
bgneal@399:                     {
bgneal@399:                         'to_name': to_name,
bgneal@399:                         'sender_name': from_name,
bgneal@399:                         'site_name' : site.name,
bgneal@399:                         'site_url' : site.domain,
bgneal@399:                         'story_title': story.title,
bgneal@399:                         'story_link': story.get_absolute_url(),
bgneal@399:                     })
gremmie@1: 
bgneal@399:             subject = 'Interesting Story at ' + site.name
bgneal@892:             send_mail(subject, msg, from_email, [to_email], reply_to=request.user.email)
bgneal@399:             return HttpResponseRedirect(reverse('news.views.email_thanks'))
bgneal@399:     else:
bgneal@399:         send_form = SendStoryForm()
gremmie@1: 
bgneal@399:     return render_to_response('news/send_story.html', {
bgneal@399:         'send_form': send_form,
bgneal@399:         'story': story,
bgneal@399:         },
bgneal@399:         context_instance = RequestContext(request))
gremmie@1: 
gremmie@1: #######################################################################
gremmie@1: 
gremmie@1: @login_required
gremmie@1: def email_thanks(request):
bgneal@399:     return render_to_response('news/send_story.html', {
bgneal@399:         },
bgneal@399:         context_instance = RequestContext(request))
gremmie@1: 
bgneal@849: #######################################################################
bgneal@849: 
bgneal@849: def _clean_html(s):
bgneal@849:     return clean_html(s, profile='news')