first stab at sending PURGE requests to upstream varnish for request pages. Next step: making it asynchronous, e.g. with a queue of things to purge via a cron job.

4 files changed, 31 insertions, 1 deletions

diff --git a/app/models/info_request.rb b/app/models/info_request.rb
index b5a1cd833..3a1f4b9f3 100644
--- a/app/models/info_request.rb
+++ b/app/models/info_request.rb
@@ -1042,6 +1042,21 @@ public
         end
         return ret
     end
+
+    before_save(:mark_view_is_dirty)
+    def mark_view_is_dirty
+        self.view_is_dirty = true
+        self.save!
+    end
+
+    def self.purge_varnish
+        for info_request in InfoRequest.find_by_view_is_dirty(true)
+            url = "/request/#{info_request.url_title}"
+            purge(url)
+            info_request.view_is_dirty = true
+            info_request.save!
+        end
+    end
 end
 
 
diff --git a/app/models/outgoing_message.rb b/app/models/outgoing_message.rb
index cc561b21d..de3c916aa 100644
--- a/app/models/outgoing_message.rb
+++ b/app/models/outgoing_message.rb
@@ -267,7 +267,10 @@ class OutgoingMessage < ActiveRecord::Base
         end
     end
 
-
+    after_save(:purge_in_cache)
+    def purge_in_cache
+        self.info_request.purge_in_cache
+    end
 end
 
 
diff --git a/app/models/public_body.rb b/app/models/public_body.rb
index a18af8c69..11c6f6033 100644
--- a/app/models/public_body.rb
+++ b/app/models/public_body.rb
@@ -547,6 +547,11 @@ class PublicBody < ActiveRecord::Base
         }
     end
 
+    after_save(:purge_in_cache)
+    def purge_in_cache
+        self.info_requests.each {|x| x.purge_in_cache}
+    end
+
 end
 
 
diff --git a/app/models/user.rb b/app/models/user.rb
index 59a84b7aa..73d65a8ca 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -422,5 +422,12 @@ class User < ActiveRecord::Base
         end
         return true
     end
+
+    after_save(:purge_in_cache)
+    def purge_in_cache
+        # XXX should only be if specific attributes have changed
+        self.info_requests.each {|x| x.purge_in_cache}
+    end
+
 end