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