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<?php
namespace phpList\plugin\Common;
/**
* CommonPlugin for phplist.
*
* This file is a part of CommonPlugin.
*
* @category phplist
*
* @author Duncan Cameron
* @copyright 2011-2018 Duncan Cameron
* @license http://www.gnu.org/licenses/gpl.html GNU General Public License, Version 3
*/
/**
* This class manages the display of help text.
*/
class HelpManager
{
const COMMON_PLUGIN = 'CommonPlugin';
const HELP_TEMPLATE = '/helpmanager.tpl.php';
const ABOUT_TEMPLATE = '/about.tpl.php';
const VERSION_FILE = 'version.txt';
const LICENCE_FILE = 'licence.txt';
private $controller;
private $plugin;
private $pluginDir;
private function findPlugin()
{
global $plugins;
if (isset($_GET['pi'])) {
$piName = preg_replace('/\W/', '', $_GET['pi']);
if (isset($plugins[$piName])) {
$this->plugin = $plugins[$piName];
$this->pluginDir = $this->plugin->coderoot;
return;
}
}
throw new \Exception('HelpManager must be created within a plugin');
}
private function about()
{
global $plugins;
$commonPi = $plugins[self::COMMON_PLUGIN];
$params = array();
$params['plugins'] = array(
array('name' => $this->plugin->name, 'version' => $this->plugin->version),
array('name' => $commonPi->name, 'version' => $commonPi->version),
);
if (is_file($f = $this->pluginDir . self::LICENCE_FILE)
||
is_file($f = $commonPi->coderoot . self::LICENCE_FILE)) {
$params['pluginLicence'] = file_get_contents($f);
}
return $this->controller->render(__DIR__ . self::ABOUT_TEMPLATE, $params);
}
public function __construct($controller)
{
$this->controller = $controller;
$this->findPlugin();
}
public function display($topic)
{
ob_end_clean();
$params = array('topic' => $topic);
if ($topic == 'about') {
$params['help'] = $this->about();
} else {
$lang = $_SESSION['adminlanguage']['iso'];
if (is_file($f = "{$this->pluginDir}help/$lang/$topic.php")
||
is_file($f = "{$this->pluginDir}help/en/$topic.php")
) {
$params['file'] = $f;
} else {
$params['help'] = 'No help available';
}
}
header("Content-type: text/html; charset={$this->controller->i18n->charSet}");
echo $this->controller->render(__DIR__ . self::HELP_TEMPLATE, $params);
}
}