gremmie@1: """
gremmie@1: Views for the News application.
gremmie@1: """
gremmie@1: 
gremmie@1: import datetime
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.contrib import auth
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
gremmie@1: from django.core.urlresolvers import reverse
gremmie@1: from django.db.models import Q
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: 
gremmie@1: from core.functions import clean_html
gremmie@1: from core.functions import send_mail
gremmie@1: from core.functions import get_full_name
gremmie@1: from core.paginator import DiggPaginator
gremmie@1: from news.models import Category
gremmie@1: from news.models import PendingStory
gremmie@1: from news.models import Story
gremmie@1: from news.forms import AddNewsForm
gremmie@1: from news.forms import SearchNewsForm
gremmie@1: from news.forms import SendStoryForm
gremmie@1: 
gremmie@1: NEWS_PER_PAGE = 2
gremmie@1: 
gremmie@1: #######################################################################
gremmie@1: 
gremmie@1: def create_paginator(stories):
gremmie@1:    return DiggPaginator(stories, NEWS_PER_PAGE, body=5, tail=3, margin=3, padding=2)
gremmie@1: 
gremmie@1: #######################################################################
gremmie@1: 
gremmie@1: def index(request, page=1):
gremmie@1:    stories = Story.objects.all()
gremmie@1:    paginator = create_paginator(stories)
gremmie@1:    try:
gremmie@1:       the_page = paginator.page(int(page))
gremmie@1:    except InvalidPage:
gremmie@1:       raise Http404
gremmie@1: 
gremmie@1:    return render_to_response('news/index.html', {
gremmie@1:       'title': 'Main Index',
gremmie@1:       'page': the_page,
gremmie@1:       'search_form': SearchNewsForm(),
gremmie@1:       }, 
gremmie@1:       context_instance = RequestContext(request))
gremmie@1: 
gremmie@1: #######################################################################
gremmie@1: 
gremmie@1: def archive_index(request):
gremmie@1:    dates = Story.objects.dates('date_published', 'month', order='DESC')
gremmie@1:    return render_to_response('news/archive_index.html', {
gremmie@1:       'title': 'News Archive',
gremmie@1:       'dates': dates, 
gremmie@1:       'search_form': SearchNewsForm(),
gremmie@1:       }, 
gremmie@1:       context_instance = RequestContext(request))
gremmie@1: 
gremmie@1: #######################################################################
gremmie@1: 
gremmie@1: def archive(request, year, month, page=1):
gremmie@1:    stories = Story.objects.filter(date_published__year=year, date_published__month=month)
gremmie@1:    paginator = create_paginator(stories)
gremmie@1:    try:
gremmie@1:       the_page = paginator.page(int(page))
gremmie@1:    except InvalidPage:
gremmie@1:       raise Http404
gremmie@1: 
gremmie@1:    month_name = datetime.date(int(year), int(month), 1).strftime('%B')
gremmie@1: 
gremmie@1:    return render_to_response('news/index.html', {
gremmie@1:       'title': 'Archive for %s, %s' % (month_name, year),
gremmie@1:       'page': the_page,
gremmie@1:       'search_form': SearchNewsForm(),
gremmie@1:       }, 
gremmie@1:       context_instance = RequestContext(request))
gremmie@1: 
gremmie@1: #######################################################################
gremmie@1: 
gremmie@1: def category_index(request):
gremmie@1:    categories = Category.objects.all()
gremmie@1:    cat_list = []
gremmie@1:    for cat in categories:
gremmie@1:       cat_list.append((cat, cat.story_set.all()[:10]))
gremmie@1: 
gremmie@1:    return render_to_response('news/category_index.html', {
gremmie@1:       'cat_list': cat_list, 
gremmie@1:       'search_form': SearchNewsForm(),
gremmie@1:       }, 
gremmie@1:       context_instance = RequestContext(request))
gremmie@1: 
gremmie@1: #######################################################################
gremmie@1: 
gremmie@1: def category(request, category, page=1):
gremmie@1:    category = get_object_or_404(Category, pk=category)
gremmie@1:    stories = Story.objects.filter(category=category)
gremmie@1:    paginator = create_paginator(stories)
gremmie@1:    try:
gremmie@1:       the_page = paginator.page(int(page))
gremmie@1:    except InvalidPage:
gremmie@1:       raise Http404
gremmie@1: 
gremmie@1:    return render_to_response('news/index.html', {
gremmie@1:       'title': 'Category: ' + category.title,
gremmie@1:       'page': the_page,
gremmie@1:       'search_form': SearchNewsForm(),
gremmie@1:       }, 
gremmie@1:       context_instance = RequestContext(request))
gremmie@1: 
gremmie@1: #######################################################################
gremmie@1: 
gremmie@1: def search(request, page=1):
gremmie@1:    if request.method == 'POST':
gremmie@1:       form = SearchNewsForm(request.POST)
gremmie@1:       if form.is_valid():
gremmie@1:          query_text = form.get_query()
gremmie@1:          category = form.get_category()
gremmie@1:          page = 1
gremmie@1:       else:
gremmie@1:          return HttpResponseRedirect(reverse('news.views.index'))
gremmie@1:    else:
gremmie@1:       if 'query' in request.GET:
gremmie@1:          query_text = request.GET['query']
gremmie@1:          category = request.GET.get('category', None)
gremmie@1:       else:
gremmie@1:          return HttpResponseRedirect(reverse('news.views.index'))
gremmie@1: 
gremmie@1:    if category is not None:
gremmie@1:       stories = Story.objects.filter(category=category)
gremmie@1:       cat_qual = ' in category "%s"' % category.title
gremmie@1:    else:
gremmie@1:       stories = Story.objects.all()
gremmie@1:       cat_qual = ''
gremmie@1: 
gremmie@1:    stories = stories.filter(
gremmie@1:          Q(title__icontains=query_text) |
gremmie@1:          Q(short_text__icontains=query_text) |
gremmie@1:          Q(long_text__icontains=query_text)).order_by('-date_published')
gremmie@1: 
gremmie@1:    paginator = create_paginator(stories)
gremmie@1:    try:
gremmie@1:       the_page = paginator.page(int(page))
gremmie@1:    except InvalidPage:
gremmie@1:       raise Http404
gremmie@1: 
gremmie@1:    return render_to_response('news/index.html', {
gremmie@1:       'title': 'Search Results for "%s"%s' % (query_text, cat_qual),
gremmie@1:       'query': query_text,
gremmie@1:       'page': the_page,
gremmie@1:       'search_form': SearchNewsForm(),
gremmie@1:       }, 
gremmie@1:       context_instance = RequestContext(request))
gremmie@1: 
gremmie@1: #######################################################################
gremmie@1: 
gremmie@1: def story(request, story_id):
gremmie@1:    story = get_object_or_404(Story, pk=story_id)
gremmie@1:    return render_to_response('news/story.html', {
gremmie@1:       'story': story,
gremmie@1:       'search_form': SearchNewsForm(),
gremmie@1:       },
gremmie@1:       context_instance=RequestContext(request))
gremmie@1: 
gremmie@1: #######################################################################
gremmie@1: 
gremmie@1: @login_required
gremmie@1: def submit(request):
gremmie@1:    if request.method == "POST":
gremmie@1:       add_form = AddNewsForm(request.POST)
gremmie@1:       if add_form.is_valid():
gremmie@1:          pending_story = add_form.save(commit=False)
gremmie@1:          pending_story.submitter = request.user
gremmie@1:          pending_story.short_text = clean_html(pending_story.short_text)
gremmie@1:          pending_story.long_text = clean_html(pending_story.long_text)
gremmie@1:          pending_story.save()
gremmie@1:          return HttpResponseRedirect(reverse('news.views.submit_thanks'))
gremmie@1:    else:
gremmie@1:       add_form = AddNewsForm()
gremmie@1: 
gremmie@1:    return render_to_response('news/submit_news.html', {
gremmie@1:       'add_form': add_form,
gremmie@1:       'search_form': SearchNewsForm(),
gremmie@1:       },
gremmie@1:       context_instance = RequestContext(request))
gremmie@1: 
gremmie@1: #######################################################################
gremmie@1: 
gremmie@1: @login_required
gremmie@1: def submit_thanks(request):
gremmie@1:    return render_to_response('news/submit_news.html', {
gremmie@1:       'search_form': SearchNewsForm(),
gremmie@1:       },
gremmie@1:       context_instance = RequestContext(request))
gremmie@1: 
gremmie@1: #######################################################################
gremmie@1: 
gremmie@1: def tags(request):
gremmie@1:    tags = Tag.objects.cloud_for_model(Story)
gremmie@1:    return render_to_response('news/tag_index.html', {
gremmie@1:       'tags': tags,
gremmie@1:       'search_form': SearchNewsForm(),
gremmie@1:       },
gremmie@1:       context_instance = RequestContext(request))
gremmie@1: 
gremmie@1: #######################################################################
gremmie@1: 
gremmie@1: def tag(request, tag_name, page=1):
gremmie@1:    tag = get_object_or_404(Tag, name=tag_name)
gremmie@1:    stories = TaggedItem.objects.get_by_model(Story, tag)
gremmie@1:    paginator = create_paginator(stories)
gremmie@1:    try:
gremmie@1:       the_page = paginator.page(int(page))
gremmie@1:    except InvalidPage:
gremmie@1:       raise Http404
gremmie@1: 
gremmie@1:    return render_to_response('news/index.html', {
gremmie@1:       'title': 'Stories with tag: "%s"' % tag_name,
gremmie@1:       'page': the_page,
gremmie@1:       'search_form': SearchNewsForm(),
gremmie@1:       }, 
gremmie@1:       context_instance = RequestContext(request))
gremmie@1: 
gremmie@1: #######################################################################
gremmie@1: 
gremmie@1: @login_required
gremmie@1: def email_story(request, story_id):
gremmie@1:    story = get_object_or_404(Story, pk=story_id)
gremmie@1:    if request.method == 'POST':
gremmie@1:       send_form = SendStoryForm(request.POST)
gremmie@1:       if send_form.is_valid():
gremmie@1:          to_name = send_form.name()
gremmie@1:          to_email = send_form.email()
gremmie@1:          from_name = get_full_name(request.user)
gremmie@1:          from_email = request.user.email
gremmie@1:          site = Site.objects.get_current()
gremmie@1: 
gremmie@1:          msg = render_to_string('news/send_story_email.txt',
gremmie@1:                {
gremmie@1:                   'to_name': to_name,
gremmie@1:                   'sender_name': from_name,
gremmie@1:                   'site_name' : site.name,
gremmie@1:                   'site_url' : site.domain,
gremmie@1:                   'story_title': story.title,
gremmie@1:                   'story_link': story.get_absolute_url(),
gremmie@1:                })
gremmie@1: 
gremmie@1:          subject = 'Interesting Story at ' + site.name
gremmie@1:          send_mail(subject, msg, from_email, [to_email])
gremmie@1:          return HttpResponseRedirect(reverse('news.views.email_thanks'))
gremmie@1:    else:
gremmie@1:       send_form = SendStoryForm()
gremmie@1: 
gremmie@1:    return render_to_response('news/send_story.html', {
gremmie@1:       'send_form': send_form,
gremmie@1:       'story': story,
gremmie@1:       },
gremmie@1:       context_instance = RequestContext(request))
gremmie@1: 
gremmie@1: #######################################################################
gremmie@1: 
gremmie@1: @login_required
gremmie@1: def email_thanks(request):
gremmie@1:    return render_to_response('news/send_story.html', {
gremmie@1:       },
gremmie@1:       context_instance = RequestContext(request))
gremmie@1: