Add an option to make alert_tracks run continually, rather than just processing whichever alerts are due right now.

2 files changed, 19 insertions, 2 deletions

diff --git a/app/models/track_mailer.rb b/app/models/track_mailer.rb
index 89a4f3cad..1b37709b9 100644
--- a/app/models/track_mailer.rb
+++ b/app/models/track_mailer.rb
@@ -101,6 +101,19 @@ class TrackMailer < ApplicationMailer
             user.no_xapian_reindex = true
             user.save!
         end
+        return true
+    end
+
+    def self.alert_tracks_loop
+        # Run alert_tracks in an endless loop, sleeping when there is nothing to do
+        while true
+            sleep_seconds = 1
+            while !alert_tracks
+                sleep sleep_seconds
+                sleep_seconds *= 2
+                sleep_seconds = 300 if sleep_seconds > 300
+            end
+        end
     end
 
 end
diff --git a/script/alert-tracks b/script/alert-tracks
index 056a88078..117f7a406 100755
--- a/script/alert-tracks
+++ b/script/alert-tracks
@@ -2,6 +2,10 @@
 
 LOC=`dirname $0`
 
-$LOC/runner 'TrackMailer.alert_tracks'
-
+if [ "$1" == "--loop" ]
+then
+  "$LOC/runner" 'TrackMailer.alert_tracks_loop'
+else
+  "$LOC/runner" 'TrackMailer.alert_tracks'
+fi