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comparison news/views.py @ 581:ee87ea74d46b

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For Django 1.4, rearranged project structure for new manage.py.
author Brian Neal <bgneal@gmail.com>
date Sat, 05 May 2012 17:10:48 -0500
parents gpp/news/views.py@24f1230f3ee3
children ff645a692791
comparison
equal deleted inserted replaced
580:c525f3e0b5d0 581:ee87ea74d46b
1 """
2 Views for the News application.
3 """
4
5 import datetime
6 from django.shortcuts import render_to_response
7 from django.template import RequestContext
8 from django.template.loader import render_to_string
9 from django.http import HttpResponseRedirect
10 from django.contrib.auth.decorators import login_required
11 from django.shortcuts import get_object_or_404
12 from django.core.paginator import InvalidPage
13 from django.core.urlresolvers import reverse
14 from django.db.models import Q
15 from django.contrib.sites.models import Site
16 from django.http import Http404
17
18 from tagging.models import Tag
19 from tagging.models import TaggedItem
20
21 from core.html import clean_html
22 from core.functions import send_mail
23 from core.functions import get_full_name
24 from core.functions import get_page
25 from core.paginator import DiggPaginator
26 from news.models import Category
27 from news.models import PendingStory
28 from news.models import Story
29 from news.forms import AddNewsForm
30 from news.forms import SendStoryForm
31 from news.utils import attach_extra_attrs
32
33
34 NEWS_PER_PAGE = 10
35
36 #######################################################################
37
38 def create_paginator(stories):
39 return DiggPaginator(stories, NEWS_PER_PAGE, body=5, tail=3, margin=3, padding=2)
40
41 #######################################################################
42
43 def index(request):
44 # Defer the tags field because we are going to get all the
45 # tags out in 1 query later...
46 stories = Story.objects.all().defer('tags').select_related()
47 paginator = create_paginator(stories)
48
49 page = get_page(request.GET)
50 try:
51 the_page = paginator.page(page)
52 except InvalidPage:
53 raise Http404
54
55 # Go get the tags and comment counts for all these stories in bulk rather
56 # than one at a time in the template; this saves database queries
57 attach_extra_attrs(the_page.object_list)
58
59 return render_to_response('news/index.html', {
60 'title': 'Main Index',
61 'page': the_page,
62 },
63 context_instance = RequestContext(request))
64
65 #######################################################################
66
67 def archive_index(request):
68 dates = Story.objects.dates('date_submitted', 'month', order='DESC')
69 return render_to_response('news/archive_index.html', {
70 'title': 'News Archive',
71 'dates': dates,
72 },
73 context_instance = RequestContext(request))
74
75 #######################################################################
76
77 def archive(request, year, month):
78 stories = Story.objects.defer('tags').filter(date_submitted__year=year,
79 date_submitted__month=month).select_related()
80 paginator = create_paginator(stories)
81 page = get_page(request.GET)
82 try:
83 the_page = paginator.page(page)
84 except InvalidPage:
85 raise Http404
86
87 attach_extra_attrs(the_page.object_list)
88
89 month_name = datetime.date(int(year), int(month), 1).strftime('%B')
90
91 return render_to_response('news/index.html', {
92 'title': 'Archive for %s, %s' % (month_name, year),
93 'page': the_page,
94 },
95 context_instance = RequestContext(request))
96
97 #######################################################################
98
99 def category_index(request):
100 categories = Category.objects.all().select_related()
101 cat_list = []
102 for cat in categories:
103 cat_list.append((cat, cat.story_set.defer('tags')[:10]))
104
105 return render_to_response('news/category_index.html', {
106 'cat_list': cat_list,
107 },
108 context_instance = RequestContext(request))
109
110 #######################################################################
111
112 def category(request, slug):
113 category = get_object_or_404(Category, slug=slug)
114 stories = Story.objects.defer('tags').filter(category=category).select_related()
115 paginator = create_paginator(stories)
116 page = get_page(request.GET)
117 try:
118 the_page = paginator.page(page)
119 except InvalidPage:
120 raise Http404
121
122 attach_extra_attrs(the_page.object_list)
123
124 return render_to_response('news/index.html', {
125 'title': 'Category: ' + category.title,
126 'page': the_page,
127 },
128 context_instance = RequestContext(request))
129
130 #######################################################################
131
132 def story(request, story_id):
133 story = get_object_or_404(Story, pk=story_id)
134 return render_to_response('news/story.html', {
135 'story': story,
136 },
137 context_instance=RequestContext(request))
138
139 #######################################################################
140
141 @login_required
142 def submit(request):
143 if request.method == "POST":
144 add_form = AddNewsForm(request.POST)
145 if add_form.is_valid():
146 pending_story = add_form.save(commit=False)
147 pending_story.submitter = request.user
148 pending_story.short_text = clean_html(pending_story.short_text)
149 pending_story.long_text = clean_html(pending_story.long_text)
150 pending_story.save()
151 return HttpResponseRedirect(reverse('news.views.submit_thanks'))
152 else:
153 add_form = AddNewsForm()
154
155 return render_to_response('news/submit_news.html', {
156 'add_form': add_form,
157 },
158 context_instance = RequestContext(request))
159
160 #######################################################################
161
162 @login_required
163 def submit_thanks(request):
164 return render_to_response('news/submit_news.html', {
165 },
166 context_instance = RequestContext(request))
167
168 #######################################################################
169
170 def tags(request):
171 tags = Tag.objects.cloud_for_model(Story)
172 return render_to_response('news/tag_index.html', {
173 'tags': tags,
174 },
175 context_instance = RequestContext(request))
176
177 #######################################################################
178
179 def tag(request, tag_name):
180 tag = get_object_or_404(Tag, name=tag_name)
181 stories = TaggedItem.objects.get_by_model(
182 Story.objects.defer('tags').select_related(), tag)
183 paginator = create_paginator(stories)
184 page = get_page(request.GET)
185 try:
186 the_page = paginator.page(page)
187 except InvalidPage:
188 raise Http404
189
190 attach_extra_attrs(the_page.object_list)
191
192 return render_to_response('news/index.html', {
193 'title': 'Stories with tag: "%s"' % tag_name,
194 'page': the_page,
195 },
196 context_instance=RequestContext(request))
197
198 #######################################################################
199
200 @login_required
201 def email_story(request, story_id):
202 story = get_object_or_404(Story, pk=story_id)
203 if request.method == 'POST':
204 send_form = SendStoryForm(request.POST)
205 if send_form.is_valid():
206 to_name = send_form.name()
207 to_email = send_form.email()
208 from_name = get_full_name(request.user)
209 from_email = request.user.email
210 site = Site.objects.get_current()
211
212 msg = render_to_string('news/send_story_email.txt',
213 {
214 'to_name': to_name,
215 'sender_name': from_name,
216 'site_name' : site.name,
217 'site_url' : site.domain,
218 'story_title': story.title,
219 'story_link': story.get_absolute_url(),
220 })
221
222 subject = 'Interesting Story at ' + site.name
223 send_mail(subject, msg, from_email, [to_email])
224 return HttpResponseRedirect(reverse('news.views.email_thanks'))
225 else:
226 send_form = SendStoryForm()
227
228 return render_to_response('news/send_story.html', {
229 'send_form': send_form,
230 'story': story,
231 },
232 context_instance = RequestContext(request))
233
234 #######################################################################
235
236 @login_required
237 def email_thanks(request):
238 return render_to_response('news/send_story.html', {
239 },
240 context_instance = RequestContext(request))
241