Implement a simple rpc system

Servers can transmit their workload and jobstatus updates.

application/models/job.php

@@ -0,0 +1,23 @@
+<?php
+
+/**
+ * @author Karsten Heiken, karsten@disposed.de
+ */
+class Job extends CI_Model {
+
+	/**
+	 * Update the progress of a given job.
+	 *
+	 * @param string $job_id The job's id you want to update.
+	 * @param integer $progress The progress of the job.
+	 */
+	public function update($job_id, $progress) {
+		$finished_at = "";
+		if($progress == 100)
+			$finished_at = ", `finished_at`=NOW()";
+
+		$this->db->query("UPDATE `jobs` SET `progress`=".
+				$this->db->escape($progress).$finished_at. " WHERE `id`=".
+				$this->db->escape($job_id));
+	}
+}