Mercurial > public > sg101
diff news/views.py @ 581:ee87ea74d46b
For Django 1.4, rearranged project structure for new manage.py.
author | Brian Neal <bgneal@gmail.com> |
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date | Sat, 05 May 2012 17:10:48 -0500 |
parents | gpp/news/views.py@24f1230f3ee3 |
children | ff645a692791 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/news/views.py Sat May 05 17:10:48 2012 -0500 @@ -0,0 +1,241 @@ +""" +Views for the News application. +""" + +import datetime +from django.shortcuts import render_to_response +from django.template import RequestContext +from django.template.loader import render_to_string +from django.http import HttpResponseRedirect +from django.contrib.auth.decorators import login_required +from django.shortcuts import get_object_or_404 +from django.core.paginator import InvalidPage +from django.core.urlresolvers import reverse +from django.db.models import Q +from django.contrib.sites.models import Site +from django.http import Http404 + +from tagging.models import Tag +from tagging.models import TaggedItem + +from core.html import clean_html +from core.functions import send_mail +from core.functions import get_full_name +from core.functions import get_page +from core.paginator import DiggPaginator +from news.models import Category +from news.models import PendingStory +from news.models import Story +from news.forms import AddNewsForm +from news.forms import SendStoryForm +from news.utils import attach_extra_attrs + + +NEWS_PER_PAGE = 10 + +####################################################################### + +def create_paginator(stories): + return DiggPaginator(stories, NEWS_PER_PAGE, body=5, tail=3, margin=3, padding=2) + +####################################################################### + +def index(request): + # Defer the tags field because we are going to get all the + # tags out in 1 query later... + stories = Story.objects.all().defer('tags').select_related() + paginator = create_paginator(stories) + + page = get_page(request.GET) + try: + the_page = paginator.page(page) + except InvalidPage: + raise Http404 + + # Go get the tags and comment counts for all these stories in bulk rather + # than one at a time in the template; this saves database queries + attach_extra_attrs(the_page.object_list) + + return render_to_response('news/index.html', { + 'title': 'Main Index', + 'page': the_page, + }, + context_instance = RequestContext(request)) + +####################################################################### + +def archive_index(request): + dates = Story.objects.dates('date_submitted', 'month', order='DESC') + return render_to_response('news/archive_index.html', { + 'title': 'News Archive', + 'dates': dates, + }, + context_instance = RequestContext(request)) + +####################################################################### + +def archive(request, year, month): + stories = Story.objects.defer('tags').filter(date_submitted__year=year, + date_submitted__month=month).select_related() + paginator = create_paginator(stories) + page = get_page(request.GET) + try: + the_page = paginator.page(page) + except InvalidPage: + raise Http404 + + attach_extra_attrs(the_page.object_list) + + month_name = datetime.date(int(year), int(month), 1).strftime('%B') + + return render_to_response('news/index.html', { + 'title': 'Archive for %s, %s' % (month_name, year), + 'page': the_page, + }, + context_instance = RequestContext(request)) + +####################################################################### + +def category_index(request): + categories = Category.objects.all().select_related() + cat_list = [] + for cat in categories: + cat_list.append((cat, cat.story_set.defer('tags')[:10])) + + return render_to_response('news/category_index.html', { + 'cat_list': cat_list, + }, + context_instance = RequestContext(request)) + +####################################################################### + +def category(request, slug): + category = get_object_or_404(Category, slug=slug) + stories = Story.objects.defer('tags').filter(category=category).select_related() + paginator = create_paginator(stories) + page = get_page(request.GET) + try: + the_page = paginator.page(page) + except InvalidPage: + raise Http404 + + attach_extra_attrs(the_page.object_list) + + return render_to_response('news/index.html', { + 'title': 'Category: ' + category.title, + 'page': the_page, + }, + context_instance = RequestContext(request)) + +####################################################################### + +def story(request, story_id): + story = get_object_or_404(Story, pk=story_id) + return render_to_response('news/story.html', { + 'story': story, + }, + context_instance=RequestContext(request)) + +####################################################################### + +@login_required +def submit(request): + if request.method == "POST": + add_form = AddNewsForm(request.POST) + if add_form.is_valid(): + pending_story = add_form.save(commit=False) + pending_story.submitter = request.user + pending_story.short_text = clean_html(pending_story.short_text) + pending_story.long_text = clean_html(pending_story.long_text) + pending_story.save() + return HttpResponseRedirect(reverse('news.views.submit_thanks')) + else: + add_form = AddNewsForm() + + return render_to_response('news/submit_news.html', { + 'add_form': add_form, + }, + context_instance = RequestContext(request)) + +####################################################################### + +@login_required +def submit_thanks(request): + return render_to_response('news/submit_news.html', { + }, + context_instance = RequestContext(request)) + +####################################################################### + +def tags(request): + tags = Tag.objects.cloud_for_model(Story) + return render_to_response('news/tag_index.html', { + 'tags': tags, + }, + context_instance = RequestContext(request)) + +####################################################################### + +def tag(request, tag_name): + tag = get_object_or_404(Tag, name=tag_name) + stories = TaggedItem.objects.get_by_model( + Story.objects.defer('tags').select_related(), tag) + paginator = create_paginator(stories) + page = get_page(request.GET) + try: + the_page = paginator.page(page) + except InvalidPage: + raise Http404 + + attach_extra_attrs(the_page.object_list) + + return render_to_response('news/index.html', { + 'title': 'Stories with tag: "%s"' % tag_name, + 'page': the_page, + }, + context_instance=RequestContext(request)) + +####################################################################### + +@login_required +def email_story(request, story_id): + story = get_object_or_404(Story, pk=story_id) + if request.method == 'POST': + send_form = SendStoryForm(request.POST) + if send_form.is_valid(): + to_name = send_form.name() + to_email = send_form.email() + from_name = get_full_name(request.user) + from_email = request.user.email + site = Site.objects.get_current() + + msg = render_to_string('news/send_story_email.txt', + { + 'to_name': to_name, + 'sender_name': from_name, + 'site_name' : site.name, + 'site_url' : site.domain, + 'story_title': story.title, + 'story_link': story.get_absolute_url(), + }) + + subject = 'Interesting Story at ' + site.name + send_mail(subject, msg, from_email, [to_email]) + return HttpResponseRedirect(reverse('news.views.email_thanks')) + else: + send_form = SendStoryForm() + + return render_to_response('news/send_story.html', { + 'send_form': send_form, + 'story': story, + }, + context_instance = RequestContext(request)) + +####################################################################### + +@login_required +def email_thanks(request): + return render_to_response('news/send_story.html', { + }, + context_instance = RequestContext(request)) +