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Extend geocoder to support additional lat/lon formats
[rails.git] / app / controllers / diary_entry_controller.rb
1 class DiaryEntryController < ApplicationController
2   layout 'site', :except => :rss
3
4   before_filter :authorize_web
5   before_filter :set_locale
6   before_filter :require_user, :only => [:new, :edit, :comment, :hide, :hidecomment]
7   before_filter :lookup_this_user, :only => [:view, :comments]
8   before_filter :check_database_readable
9   before_filter :check_database_writable, :only => [:new, :edit]
10   before_filter :require_administrator, :only => [:hide, :hidecomment]
11
12 #  caches_action :list, :layout => false, :unless => :user_specific_list?
13   caches_action :rss, :layout => true
14 #  caches_action :view, :layout => false
15   cache_sweeper :diary_sweeper, :only => [:new, :edit, :comment, :hide, :hidecomment]
16
17   def new
18     @title = t 'diary_entry.new.title'
19
20     if params[:diary_entry]
21       @diary_entry = DiaryEntry.new(params[:diary_entry])
22       @diary_entry.user = @user
23
24       if @diary_entry.save
25         default_lang = @user.preferences.where(:k => "diary.default_language").first
26         if default_lang
27           default_lang.v = @diary_entry.language_code
28           default_lang.save!
29         else
30           @user.preferences.create(:k => "diary.default_language", :v => @diary_entry.language_code)
31         end
32         redirect_to :controller => 'diary_entry', :action => 'list', :display_name => @user.display_name
33       else
34         render :action => 'edit'
35       end
36     else
37       default_lang = @user.preferences.where(:k => "diary.default_language").first
38       lang_code = default_lang ? default_lang.v : @user.preferred_language
39       @diary_entry = DiaryEntry.new(:language_code => lang_code)
40       set_map_location
41       render :action => 'edit'
42     end
43   end
44
45   def edit
46     @title= t 'diary_entry.edit.title'
47     @diary_entry = DiaryEntry.find(params[:id])
48
49     if @user != @diary_entry.user
50       redirect_to :controller => 'diary_entry', :action => 'view', :id => params[:id]
51     elsif params[:diary_entry] and @diary_entry.update_attributes(params[:diary_entry])
52       redirect_to :controller => 'diary_entry', :action => 'view', :id => params[:id]
53     end
54
55     set_map_location
56   rescue ActiveRecord::RecordNotFound
57     render :action => "no_such_entry", :status => :not_found
58   end
59
60   def comment
61     @entry = DiaryEntry.find(params[:id])
62     @diary_comment = @entry.comments.build(params[:diary_comment])
63     @diary_comment.user = @user
64     if @diary_comment.save
65       if @diary_comment.user != @entry.user
66         Notifier.diary_comment_notification(@diary_comment).deliver
67       end
68
69       redirect_to :controller => 'diary_entry', :action => 'view', :display_name => @entry.user.display_name, :id => @entry.id
70     else
71       render :action => 'view'
72     end
73   rescue ActiveRecord::RecordNotFound
74     render :action => "no_such_entry", :status => :not_found
75   end
76
77   def list
78     if params[:display_name]
79       @this_user = User.active.find_by_display_name(params[:display_name])
80
81       if @this_user
82         @title = t 'diary_entry.list.user_title', :user => @this_user.display_name
83         @entry_pages, @entries = paginate(:diary_entries,
84                                           :conditions => {
85                                             :user_id => @this_user.id,
86                                             :visible => true
87                                           },
88                                           :order => 'created_at DESC',
89                                           :per_page => 20)
90       else
91         render_unknown_user params[:display_name]
92       end
93     elsif params[:language]
94       @title = t 'diary_entry.list.in_language_title', :language => Language.find(params[:language]).english_name
95       @entry_pages, @entries = paginate(:diary_entries, :include => :user,
96                                         :conditions => {
97                                           :users => { :status => ["active", "confirmed"] },
98                                           :visible => true,
99                                           :language_code => params[:language]
100                                         },
101                                         :order => 'created_at DESC',
102                                         :per_page => 20)
103     elsif params[:friends]
104       if @user
105         @title = t 'diary_entry.list.title_friends'
106         @entry_pages, @entries = paginate(:diary_entries, :include => :user,
107                                           :conditions => {
108                                             :user_id => @user.friend_users,
109                                             :visible => true
110                                           },
111                                           :order => 'created_at DESC',
112                                           :per_page => 20)
113       else
114           require_user
115           return
116       end
117     elsif params[:nearby]
118       if @user
119         @title = t 'diary_entry.list.title_nearby'
120         @entry_pages, @entries = paginate(:diary_entries, :include => :user,
121                                           :conditions => {
122                                             :user_id => @user.nearby,
123                                             :visible => true
124                                           },
125                                           :order => 'created_at DESC',
126                                           :per_page => 20)
127       else
128           require_user
129           return
130       end
131     else
132       @title = t 'diary_entry.list.title'
133       @entry_pages, @entries = paginate(:diary_entries, :include => :user,
134                                         :conditions => {
135                                           :users => { :status => ["active", "confirmed"] },
136                                           :visible => true
137                                         },
138                                         :order => 'created_at DESC',
139                                         :per_page => 20)
140     end
141   end
142
143   def rss
144     @entries = DiaryEntry.includes(:user).order("created_at DESC").limit(20)
145
146     if params[:display_name]
147       user = User.active.find_by_display_name(params[:display_name])
148
149       if user
150         @entries = user.diary_entries.visible
151         @title = I18n.t('diary_entry.feed.user.title', :user => user.display_name)
152         @description = I18n.t('diary_entry.feed.user.description', :user => user.display_name)
153         @link = "http://#{SERVER_URL}/user/#{user.display_name}/diary"
154       else
155         render :nothing => true, :status => :not_found
156       end
157     elsif params[:language]
158       @entries = @entries.visible.where(:language_code => params[:language]).joins(:user).where(:users => { :status => ["active", "confirmed"] })
159       @title = I18n.t('diary_entry.feed.language.title', :language_name => Language.find(params[:language]).english_name)
160       @description = I18n.t('diary_entry.feed.language.description', :language_name => Language.find(params[:language]).english_name)
161       @link = "http://#{SERVER_URL}/diary/#{params[:language]}"
162     else
163       @entries = @entries.visible.joins(:user).where(:users => { :status => ["active", "confirmed"] })
164       @title = I18n.t('diary_entry.feed.all.title')
165       @description = I18n.t('diary_entry.feed.all.description')
166       @link = "http://#{SERVER_URL}/diary"
167     end
168   end
169
170   def view
171     @entry = @this_user.diary_entries.visible.where(:id => params[:id]).first
172     if @entry
173       @title = t 'diary_entry.view.title', :user => params[:display_name], :title => @entry.title
174     else
175       @title = t 'diary_entry.no_such_entry.title', :id => params[:id]
176       render :action => 'no_such_entry', :status => :not_found
177     end
178   end
179
180   def hide
181     entry = DiaryEntry.find(params[:id])
182     entry.update_attributes({:visible => false}, :without_protection => true)
183     redirect_to :action => "list", :display_name => entry.user.display_name
184   end
185
186   def hidecomment
187     comment = DiaryComment.find(params[:comment])
188     comment.update_attributes({:visible => false}, :without_protection => true)
189     redirect_to :action => "view", :display_name => comment.diary_entry.user.display_name, :id => comment.diary_entry.id
190   end
191
192   def comments
193     @comment_pages, @comments = paginate(:diary_comments,
194                                          :conditions => {
195                                            :user_id => @this_user,
196                                            :visible => true
197                                          },
198                                          :order => 'created_at DESC',
199                                          :per_page => 20)
200     @page = (params[:page] || 1).to_i
201   end
202 private
203   ##
204   # require that the user is a administrator, or fill out a helpful error message
205   # and return them to the user page.
206   def require_administrator
207     unless @user.administrator?
208       flash[:error] = t('user.filter.not_an_administrator')
209       redirect_to :controller => 'diary_entry', :action => 'view', :display_name => params[:id]
210     end
211   end
212
213   ##
214   # is this list user specific?
215   def user_specific_list?
216     params[:friends] or params[:nearby]
217   end
218
219   ##
220   # decide on a location for the diary entry map
221   def set_map_location
222     if @diary_entry.latitude and @diary_entry.longitude
223       @lon = @diary_entry.longitude
224       @lat = @diary_entry.latitude
225       @zoom = 12
226     elsif @user.home_lat.nil? or @user.home_lon.nil?
227       @lon = params[:lon] || -0.1
228       @lat = params[:lat] || 51.5
229       @zoom = params[:zoom] || 4
230     else
231       @lon = @user.home_lon
232       @lat = @user.home_lat
233       @zoom = 12
234     end
235   end
236 end