fixed and re-enabled support for memcache in the production site
[selectricity] / app / controllers / quickvote_controller.rb
index 61a4c69261f714aba4461d7c1e5cf1b7a6c53e21..b57abaa40dfba69ab01d3912023e183bda8af771 100644 (file)
-class QuickvoteController < ApplicationController
-  layout 'hc'
-  model :quick_voter
-  model :quick_vote
-  model :vote
-  model :election
+# Selectricity: Voting Machinery for the Masses
+# Copyright (C) 2007, 2008 Benjamin Mako Hill <mako@atdot.cc>
+# Copyright (C) 2007 Massachusetts Institute of Technology
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public
+# License along with this program.  If not, see
+# <http://www.gnu.org/licenses/>.
 
+class QuickvoteController < ApplicationController
+  helper :sparklines
+  layout 'main'
+  require_dependency "quick_voter"
+  require_dependency "quick_vote"
+  require_dependency "vote"
+  require_dependency "election"
+  
   #############################################################
   # the following methods pertain to creating quickvotes
   #############################################################
 
   def create
-    breakpoint
-    if params[:quickvote] 
+    if params[:quickvote]
       @quickvote = QuickVote.new(params[:quickvote])
 
+      # check to see if any of the advanced options have been changed
+      new_qv = QuickVote.new
+      if @quickvote.election_method != new_qv.election_method \
+        or @quickvote.enddate.day != new_qv.enddate.day \
+        or @quickvote.viewable != new_qv.viewable \
+        or @quickvote.notices != new_qv.notices
+        show_advanced = true
+      end
+    end
+
+    show_advanced ||= false
+
+    if params[:quickvote]
+
       # store the candidate grabbed through ajax and stored in flash
-      @quickvote.candidatelist = flash[:candlist]
+      @quickvote.candidate_names = flash[:candidate_names]
+      @quickvote.description=@quickvote.description
+
+      #record who created the quickvote so that person can monitor it easily
+      @quickvote.quickuser = session.session_id
+
+      #Give registered users additional QuickVote functionality 
+      @quickvote.user_id = session[:user][:id] if session[:user]
 
       # try to save, if it fails, show the page again (the flash should
       # still be intact
       if @quickvote.save
         @quickvote = @quickvote.reload
+        # blank sidebar and show the success page
+        @sidebar_content = ''
         render :action => 'success'
       else
-        flash.keep(:candlist)
+        # render the sidebar
+        @sidebar_content = render_to_string(:partial => 'create_sidebar',
+          :locals => {:show_advanced => show_advanced})
+        flash.keep(:candidate_names)
       end 
 
     else
       # if we don't have a quickvote param, it means that the person
       # here has not been hitting this page and we can clear any
-      # candlist in the flash
-      flash.delete(:candlist) if flash.has_key?(:candlist)
+      # candidate_names list in the flash
+      flash.delete(:candidate_names) if flash.has_key?(:candidate_names)
+      @quickvote = QuickVote.new
+      @sidebar_content = render_to_string(:partial => 'create_sidebar',
+        :locals => {:show_advanced => show_advanced})
     end
+
   end
 
   def add_candidate
     candidate_name = params[:ajax][:newcandidate]
-    if flash.has_key?(:candlist) and flash[:candlist].instance_of?(Array) 
-      flash[:candlist] << candidate_name
-    else
-      flash[:candlist] = [ candidate_name ]
+    unless candidate_name.strip.empty?
+      if flash.has_key?(:candidate_names) \
+        and flash[:candidate_names].instance_of?(Array) 
+        unless flash[:candidate_names].index(candidate_name)
+          flash[:candidate_names] << candidate_name
+        end
+     else
+       flash[:candidate_names] = [ candidate_name ]
+      end
     end
-    flash.keep(:candlist)
-    render_partial 'candidate_list'
+    flash.keep(:candidate_names)
+    render :partial => 'candidate_list'
   end
  
   #############################################################
@@ -50,21 +103,20 @@ class QuickvoteController < ApplicationController
   #############################################################
 
   def index
-    @election = QuickVote.find_all(["name = ?", params[:votename]])[0]
-    
+    @election = QuickVote.ident_to_quickvote(params[:ident])
     # if the person has specified an election, we show them the voting
     # page. otherwise, we redirect back to main the page
     if @election
-
       # look to see that the voter has been created and has voted in
       # this election, and has confirmed their vote
-      @voter = QuickVoter.find_all(["session_id = ? and election_id = ?",
-                                  session.session_id, @election.id])[0]
+      @voter = QuickVoter.find(:all,
+        :conditions => ["session_id = ? and election_id = ?",
+                        session.session_id, @election.id])[0]
 
       # if the voter has not voted we destroy them
       if @voter and not @voter.voted?
         @voter.destroy
-       @voter = nil
+       @voter = nil
       end
 
       # if the voter does not exist or has has been destroyed, lets
@@ -72,66 +124,90 @@ class QuickvoteController < ApplicationController
       unless @voter
         # create a new voter and populate it
         @voter = QuickVoter.new
-        @voter.election = QuickVote.find_all( [ "name = ?", params[:votename] ] )[0]
+        @voter.election = @election
         @voter.session_id = session.session_id
-
-       # create new vote and make it the defaulted sorted list
+             
+        # create new vote and make it the defaulted sorted list
         @voter.vote = Vote.new
-       @voter.save
-       @voter.vote.set_defaults!
-       @voter.reload
+             @voter.save
+             @voter.vote.set_defaults!
+             @voter.reload
       end
     else
-      redirect_to :controller => 'site'
+      redirect_to :controller => 'front'
     end
   end
 
   def confirm
+    
     # we need the election to verify that we have the right voter
-    election = QuickVote.find_all( [ "name = ?", params[:votename] ] )[0]
+    election = QuickVote.ident_to_quickvote(params[:ident])
 
     # find out who the voter is for this election
-    @voter = QuickVoter.find_all(["session_id = ? and election_id = ?", 
-                                  session.session_id, election.id])[0]
-
+    @voter = QuickVoter.find(:all,
+      :conditions => ["session_id = ? and election_id = ?", 
+                      session.session_id, election.id])[0]
+   
     if not @voter
       # we have not seen this  voter before. something is wrong, try
       # again
-      redirect_to quickvote_url( :votename => params[:votename] ) 
+      redirect_to quickvote_url( :ident => params[:ident] ) 
       
-    elsif @voter.voted?
+    elsif @voter.voted? 
       # this person has already voted, we try again
       flash[:notice] = "You have already voted!"
-      redirect_to quickvote_url( :votename => params[:votename] )
+      redirect_to quickvote_url( :ident => params[:ident] )
       
     else
+      
       # record the ip address for posterity
       @voter.ipaddress = request.env["HTTP_X_FORWARDED_FOR"]
       @voter.save
       
-      # toggle the confirmation bit
+      # toggle the confirmation bit      
       @voter.vote.confirm!
+     
       @voter.reload
       render :action => 'thanks'
     end
   end
  
   def change
-    voter = QuickVoter.find_all(["session_id = ?", session.session_id])[0]
+    voter = QuickVoter.find(:all, :conditions => ["session_id = ?",
+                                                  session.session_id])[0]
     voter.destroy
-    redirect_to quickvote_url( :votename => params[:votename] )
+    redirect_to quickvote_url( :ident => params[:ident] )
   end
+               
+  def list_voters
+    @map = GMap.new("map_div_id") 
+    @map.control_init(:large_map => true, :map_type => true) 
+    center = nil
+    @election=QuickVote.ident_to_quickvote(params[:id])
+    @election.voters.each do |voter|
+      next unless voter.ipaddress
 
-  def sort_candidates
-    @vote = Vote.find(params[:id])
+      location=nil
+      if Cache and location=Cache.get("GEO:#{voter.ipaddress}")
+      elsif Cache
+        location = GeoKit::Geocoders::IpGeocoder.geocode(voter.ipaddress)
+        Cache.set "GEO:#{voter.ipaddress}", location
+      else
+        location = GeoKit::Geocoders::IpGeocoder.geocode(voter.ipaddress)
+      end
+      next unless location.lng and location.lat
 
-    @vote.rankings.each do |ranking|
-      ranking.rank = params['rankings-list'].index(ranking.candidate.id.to_s) + 1
-      ranking.save
+      unless center
+        center = [location.lat, location.lng]
+        @map.center_zoom_init(center, 4)
+      end
+
+      marker = GMarker.new([location.lat,location.lng],
+                           :title => "Voter",
+                           :info_window => (voter.ipaddress or "unknown"))
+      @map.overlay_init(marker)
     end
-    render :nothing => true
   end
-               
 
   ###############################################################
   # the following method pertains to displaying the results of a
@@ -139,35 +215,25 @@ class QuickvoteController < ApplicationController
   ###############################################################
 
   def results
-    @election = QuickVote.find_all( ["name = ?", params[:votename]] )[0]
-
-    # initalize the tallies to empty arrays
-    preference_tally = Array.new
-    plurality_tally = Array.new
-    approval_tally = Array.new
-
-    @election.voters.each do |voter|
-      # skip if the voter has not voted or has an unconfirmed vote
-      next unless voter.voted?
-      
-      plurality_tally << voter.vote.rankings.sort[0].candidate.id
-      approval_tally << voter.vote.rankings.sort[0..1].collect \
-        { |ranking| ranking.candidate.id }
-      preference_tally << voter.vote.rankings.sort.collect \
-        { |ranking| ranking.candidate.id }
+    unless @election = QuickVote.ident_to_quickvote(params[:ident])
+      flash[:notice] = "Cannot find quickvote #{params[:ident]}."
+      redirect_to :controller => 'front'
+      return
     end
-    @plurality_result = PluralityVote.new(plurality_tally).result
-    @approval_result = ApprovalVote.new(approval_tally).result
-    @condorcet_result = PureCondorcetVote.new(preference_tally).result
-    @ssd_result = CloneproofSSDVote.new(preference_tally).result
-    @borda_result = BordaVote.new(preference_tally).result
-    #@runoff_result = InstantRunoffVote.new(preference_tally).result
-    #@runoff_results = PluralityVote.new(preference_tally).result
-
-
-    @candidates = {} 
+    if @election.viewable == 0 && @election.active == 1
+      render :action => 'not_viewable' and return
+    end
+    @results = @election.results
+    @candidates = {}
     @election.candidates.each {|c| @candidates[c.id] = c}
+    @names = @election.names_by_id
+    @sidebar_content = render_to_string :partial => 'results_sidebar'
   end
-
+  
+  def my_quickvotes
+    @myqvs = QuickVote.find(:all, :conditions => ["quickuser = ?",
+                                session.session_id])
+  end
+  
 end
+

Benjamin Mako Hill || Want to submit a patch?