use absolute task url when provided

Author: endel

api/app/models/ScheduledTask.php

@@ -25,9 +25,12 @@ public function getCommand() {
 		);
 		$schedule = preg_match('/[a-z]/', $this->schedule) ? $shortcuts[$this->schedule] : $this->schedule;
 
-		$protocol = (isset($_SERVER['HTTPS']) && !empty($_SERVER['HTTPS']) ? 'https' : 'http');
-		// $public_url = $protocol . '://' . $_SERVER['SERVER_NAME'] . ':' . $_SERVER['SERVER_PORT'] . $_SERVER['SCRIPT_NAME'] . '/' . $this->task;
-		$public_url = $protocol . '://' . $_SERVER['SERVER_NAME'] . $_SERVER['SCRIPT_NAME'] . '/' . $this->task;
+		$public_url = $this->task;
+		if (!preg_match('/https?:/', $this->task)) {
+			$protocol = (isset($_SERVER['HTTPS']) && !empty($_SERVER['HTTPS']) ? 'https' : 'http');
+			// $public_url = $protocol . '://' . $_SERVER['SERVER_NAME'] . ':' . $_SERVER['SERVER_PORT'] . $_SERVER['SCRIPT_NAME'] . '/' . $this->task;
+			$public_url = $protocol . '://' . $_SERVER['SERVER_NAME'] . $_SERVER['SCRIPT_NAME'] . '/' . $this->task;
+		}
 
 		// TODO: redirect output to application log file.
 		// https://github.com/doubleleft/dl-api/issues/37