Expand on the maintenance code to make it more robust and give the

admin more control.  You can now track running tasks, resume stalled
tasks, cancel running tasks, and remove finished tasks.

Added graphics::compose() as a placeholder for future watermark
operations.

Added CSRF protection to maintenance urls.

1 files changed, 4 insertions, 1 deletions

diff --git a/core/helpers/core_installer.php b/core/helpers/core_installer.php
index 46eb24c6..c83d9bcb 100644
--- a/core/helpers/core_installer.php
+++ b/core/helpers/core_installer.php
@@ -128,11 +128,14 @@ class core_installer {
                  ENGINE=InnoDB DEFAULT CHARSET=utf8;");
 
       $db->query("CREATE TABLE `tasks` (
+                  `callback` varchar(255) default NULL,
                   `context` text NOT NULL,
-                  `done` boolean DEFAULT 0,
+                  `done` boolean default 0,
                   `id` int(9) NOT NULL auto_increment,
+                  `updated` int(9) default NULL,
                   `name` varchar(255) default NULL,
                   `percent_complete` int(9) default 0,
+                  `state` varchar(32) default NULL,
                   `status` varchar(255) default NULL,
                   PRIMARY KEY (`id`))
                  ENGINE=InnoDB DEFAULT CHARSET=utf8;");