Allow extensions to add new Jobs. r,a=mkanat.

https://bugzilla.mozilla.org/show_bug.cgi?id=617012

3 files changed, 29 insertions, 2 deletions

diff --git a/Bugzilla/Hook.pm b/Bugzilla/Hook.pm
index f6fff241a..b48ebb9fa 100644
--- a/Bugzilla/Hook.pm
+++ b/Bugzilla/Hook.pm
@@ -730,6 +730,23 @@ database when run.
 
 =back
 
+=head2 job_map
+
+Bugzilla has a system - L<Bugzilla::JobQueue> - for running jobs 
+asynchronously, if the administrator has set it up. This hook allows the 
+addition of mappings from job names to handler classes, so an extension can 
+fire off jobs.
+
+Params:
+
+=over
+
+=item C<job_map> - The job map hash. Key: the name of the job, as should be 
+passed to Bugzilla->job_queue->insert(). Value: the name of the Perl module 
+which implements the task (an instance of L<TheSchwartz::Worker>). 
+
+=back
+
 =head2 mailer_before_send
 
 Called right before L<Bugzilla::Mailer> sends a message to the MTA.
diff --git a/Bugzilla/JobQueue.pm b/Bugzilla/JobQueue.pm
index 1046cf2c3..2804b9179 100644
--- a/Bugzilla/JobQueue.pm
+++ b/Bugzilla/JobQueue.pm
@@ -35,6 +35,16 @@ use constant JOB_MAP => {
     send_mail => 'Bugzilla::Job::Mailer',
 };
 
+sub job_map {
+    if (!defined(Bugzilla->request_cache->{job_map})) {
+        my $job_map = JOB_MAP;
+        Bugzilla::Hook::process('job_map', { job_map => $job_map });
+        Bugzilla->request_cache->{job_map} = $job_map;
+    }
+    
+    return Bugzilla->request_cache->{job_map};
+}
+
 sub new {
     my $class = shift;
 
@@ -69,7 +79,7 @@ sub insert {
     my $self = shift;
     my $job = shift;
 
-    my $mapped_job = JOB_MAP->{$job};
+    my $mapped_job = Bugzilla::JobQueue->job_map()->{$job};
     ThrowCodeError('jobqueue_no_job_mapping', { job => $job })
         if !$mapped_job;
     unshift(@_, $mapped_job);
diff --git a/Bugzilla/JobQueue/Runner.pm b/Bugzilla/JobQueue/Runner.pm
index 8cfc965eb..20cf6439f 100644
--- a/Bugzilla/JobQueue/Runner.pm
+++ b/Bugzilla/JobQueue/Runner.pm
@@ -201,7 +201,7 @@ sub gd_run {
 
     my $jq = Bugzilla->job_queue();
     $jq->set_verbose($self->{debug});
-    foreach my $module (values %{ Bugzilla::JobQueue::JOB_MAP() }) {
+    foreach my $module (values %{ Bugzilla::JobQueue->job_map() }) {
         eval "use $module";
         $jq->can_do($module);
     }