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<?php
/**
* @package Widgetkit
* @author YOOtheme http://www.yootheme.com
* @copyright Copyright (C) YOOtheme GmbH
* @license http://www.gnu.org/licenses/gpl.html GNU/GPL
*/
/*
Class: CheckWidgetkitHelper
System helper class
*/
class CheckWidgetkitHelper extends WidgetkitHelper {
// includes a html-list of the detected problems
private $notice_list = null;
/*
Function: notices
Checks the system for compatability with the widgetkit
Returns:
true if everything is okay
false if problems were detected
*/
public function notices() {
if (!$this->notice_list) {
$this->run_tests();
}
return count($this->notice_list);
}
/*
Function: get_notices
Runs some compatibility checks on the system
Returns:
a list of errormessages as strings
*/
public function get_notices() {
if (!$this->notice_list) {
$this->run_tests();
}
return $this->notice_list;
}
/*
function: run_tests
Performs all tests on the system
*/
private function run_tests() {
$this->notice_list = array();
// cache writable ?
if (!file_exists($this['system']->cache_path) || !is_writable($this['system']->cache_path)) {
$this->notice_list[] = array(
'type' => 'critical',
'message' => 'Widgetkit cache folder is not writable! Please check directory permissions for '.$this['system']->cache_path
);
}
// check if php version >= 5.2.4
$needed_version = "5.2.4";
if (version_compare($needed_version, phpversion(), ">")) {
$this->notice_list[] = array(
'type' => 'critical',
'message' => 'Your PHP version '.phpversion().' is too old. Make sure to install '.$needed_version.' or newer.'
);
}
// check if installation supports json
if (!function_exists('json_decode')) {
$this->notice_list[] = array(
'type' => 'critical',
'message' => 'No JSON support available.'
);
}
// Check GD library support
if ( !($this['image']->check()) ) {
$this->notice_list[] = array(
'type' => 'critical',
'message' => 'No GD library available.'
);
}
}
}