Revert fix to disable submit buttons, which prevented some functionalities

Author: martignoni

README.md

@@ -12,7 +12,7 @@ The code is available at [https://github.com/martignoni/moodle-tool_moodlebox](h
 
 ### Release notes
 
-* 2017-04-10, version 1.4.4: Restart and shutdown buttons are now disabled after submit
+* 2017-04-11, version 1.4.4: Some small bugs and cosmetic fixes
 * 2016-12-06, version 1.4.3: Bug fixed for use with Moodle 3.2
 * 2016-10-08, version 1.4.2: Display warnings when the plugin installation is not complete
 * 2016-09-25, version 1.4.1: MoodleBox Wi-Fi network password cannot be changed to empty

index.php

@@ -66,7 +66,6 @@
     $systemtime = usergetdate(time())[0];
 
     $PAGE->requires->js_init_call('checktime', array($systemtime));
-    $PAGE->requires->js_init_call('disable_restartshutdown_buttons');
 
     $kernelversion = php_uname('s') . ' ' . php_uname('r') . ' ' .  php_uname('m');
     $raspbianversion = exec('lsb_release -ds');

utils.js

@@ -12,17 +12,3 @@ var checktime = function(Y, servertime) {
     }
     return usertime;
 }
-
-function disable_restartshutdown_buttons() {
-    // Submitting the Form disables the restart button.
-    var form = Y.one('#formrestartstop');
-    form.on('submit', function() {
-        var buttons = form.all('.btn');
-        if (form.getAttribute('submitted')) return false;
-        buttons.each(
-            function(button){
-                button.setAttribute('disabled', true);
-            });
-        form.setAttribute('submitted','true')
-    });
-}