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