Add unsubscribe link to changeset notification mails

[rails.git] / app / controllers / changesets_controller.rb

diff --git a/app/controllers/changesets_controller.rb b/app/controllers/changesets_controller.rb
index 5b6d3e010db0e5ea89d290eb71e28856a70af3bb..5eb14629ae231a4f6fb4d62386edc14f9a15e827 100644 (file)
--- a/app/controllers/changesets_controller.rb
+++ b/app/controllers/changesets_controller.rb
@@ -1,12 +1,15 @@
 # The ChangesetController is the RESTful interface to Changeset objects
 
 class ChangesetsController < ApplicationController
+  include UserMethods
+
   layout "site"
   require "xml/libxml"
 
   before_action :authorize_web
   before_action :set_locale
-  before_action -> { check_database_readable(true) }, :only => [:index, :feed]
+  before_action -> { check_database_readable(:need_api => true) }, :only => [:index, :feed]
+  before_action :check_database_writable, :only => [:subscribe, :unsubscribe]
 
   authorize_resource
 
@@ -46,16 +49,16 @@ class ChangesetsController < ApplicationController
 
       if @params[:display_name]
         changesets = if user.data_public? || user == current_user
-                       changesets.where(:user_id => user.id)
+                       changesets.where(:user => user)
                      else
                        changesets.where("false")
                      end
       elsif @params[:bbox]
         changesets = conditions_bbox(changesets, BoundingBox.from_bbox_params(params))
       elsif @params[:friends] && current_user
-        changesets = changesets.where(:user_id => current_user.friends.identifiable)
+        changesets = changesets.where(:user => current_user.friends.identifiable)
       elsif @params[:nearby] && current_user
-        changesets = changesets.where(:user_id => current_user.nearby)
+        changesets = changesets.where(:user => current_user.nearby)
       end
 
       changesets = changesets.where("changesets.id <= ?", @params[:max_id]) if @params[:max_id]
@@ -72,6 +75,34 @@ class ChangesetsController < ApplicationController
     index
   end
 
+  ##
+  # subscribe to a changeset
+  def subscribe
+    @changeset = Changeset.find(params[:id])
+
+    if request.post?
+      @changeset.subscribe(current_user) unless @changeset.subscribed?(current_user)
+
+      redirect_to changeset_path(@changeset)
+    end
+  rescue ActiveRecord::RecordNotFound
+    render :action => "no_such_entry", :status => :not_found
+  end
+
+  ##
+  # unsubscribe from a changeset
+  def unsubscribe
+    @changeset = Changeset.find(params[:id])
+
+    if request.post?
+      @changeset.unsubscribe(current_user)
+
+      redirect_to changeset_path(@changeset)
+    end
+  rescue ActiveRecord::RecordNotFound
+    render :action => "no_such_entry", :status => :not_found
+  end
+
   private
 
   #------------------------------------------------------------
@@ -81,7 +112,6 @@ class ChangesetsController < ApplicationController
   ##
   # if a bounding box was specified do some sanity checks.
   # restrict changesets to those enclosed by a bounding box
-  # we need to return both the changesets and the bounding box
   def conditions_bbox(changesets, bbox)
     if bbox
       bbox.check_boundaries