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<?php
/**
* Requirement class (abstract)
*
* This file is part of Zoph.
*
* Zoph is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Zoph is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with Zoph; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* @author Jeroen Roos
* @package Zoph
*/
namespace requirements\requirement;
use template\block;
use template\template;
/**
* Requirements class
*
* @author Jeroen Roos
* @package Zoph
*/
abstract class requirement {
protected const NAME = "";
protected const DESCRIPTION = "";
protected const PASS = true;
protected const FAIL = false;
protected const WARNING = null;
protected const MSG_PASS = "OK";
protected const MSG_FAIL = "FAIL";
protected const MSG_WARNING = "FAIL";
protected const MSG_UNKNOWN = "An error has occured while checking the requirement. This is probably a bug.";
protected $result = self::FAIL;
abstract protected function check();
final public function doCheck() {
$this->result = $this->check();
}
final public function getResult() {
return $this->result;
}
/**
* Display the requirements overview
*/
final public function __toString() {
if ($this->result === self::PASS) {
$icon = template::getImage("icons/ok.png");
$status = "reqpass";
$msg = static::MSG_PASS;
} else if ($this->result === self::FAIL) {
$icon = template::getImage("icons/error.png");
$status = "reqfail";
$msg = static::MSG_FAIL;
} else if ($this->result === self::WARNING) {
$icon = template::getImage("icons/warning.png");
$status = "reqwarn";
$msg = static::MSG_WARNING;
} else {
$icon = template::getImage("icons/unknown.png");
$status = "requnknown";
$msg = static::MSG_UNKNOWN;
}
$tpl=new block("requirement", array(
"status" => $status,
"icon" => $icon,
"name" => static::NAME,
"desc" => static::DESCRIPTION,
"msg" => $msg
));
return (string) $tpl;
}
}
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