761 lines
21 KiB
PHP
761 lines
21 KiB
PHP
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<?php
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/**
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* @package Joomla.Component.Builder
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*
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* @created 30th April, 2015
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* @author Llewellyn van der Merwe <http://www.joomlacomponentbuilder.com>
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* @github Joomla Component Builder <https://github.com/vdm-io/Joomla-Component-Builder>
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* @copyright Copyright (C) 2015 Vast Development Method. All rights reserved.
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* @license GNU General Public License version 2 or later; see LICENSE.txt
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*/
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// No direct access to this file
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defined('_JEXEC') or die('Restricted access');
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?>
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###BOM###
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// No direct access to this file
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defined('_JEXEC') or die('Restricted access');###ADMIN_POWER_HELPER###
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###ADMIN_HELPER_CLASS_HEADER###
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/**
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* ###Component### component helper.
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*/
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abstract class ###Component###Helper
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{
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/**
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* Adding the utilities trait to this class
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*
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* @deprecated 4.0 - Check the trait methods for details, a legacy implementation
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*/
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use Utilities;
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/**
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* Composer Switch
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*
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* @var array
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*/
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protected static $composer = array();###ADMIN_GLOBAL_EVENT_HELPER######CUSTOM_HELPER_SCRIPT######BOTH_CUSTOM_HELPER_SCRIPT###
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/**
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* Load the Composer Vendors
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*/
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public static function composerAutoload($target)
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{
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// insure we load the composer vendor only once
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if (!isset(self::$composer[$target]))
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{
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// get the function name
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$functionName = self::safeString('compose' . $target);
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// check if method exist
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if (method_exists(__CLASS__, $functionName))
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{
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return self::{$functionName}();
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}
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return false;
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}
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return self::$composer[$target];
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}
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/**
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* Load the Component xml manifest.
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*/
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public static function manifest()
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{
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$manifestUrl = JPATH_ADMINISTRATOR."/components/com_###component###/###component###.xml";
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return simplexml_load_file($manifestUrl);
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}
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/**
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* Joomla version object
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*/
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protected static $JVersion;
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/**
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* set/get Joomla version
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*/
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public static function jVersion()
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{
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// check if set
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if (!self::checkObject(self::$JVersion))
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{
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self::$JVersion = new JVersion();
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}
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return self::$JVersion;
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}
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/**
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* Load the Contributors details.
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*/
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public static function getContributors()
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{
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// get params
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$params = JComponentHelper::getParams('com_###component###');
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// start contributors array
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$contributors = array();
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// get all Contributors (max 20)
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$searchArray = range('0','20');
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foreach($searchArray as $nr)
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{
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if ((NULL !== $params->get("showContributor".$nr)) && ($params->get("showContributor".$nr) == 1 || $params->get("showContributor".$nr) == 3))
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{
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// set link based of selected option
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if($params->get("useContributor".$nr) == 1)
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{
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$link_front = '<a href="mailto:'.$params->get("emailContributor".$nr).'" target="_blank">';
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$link_back = '</a>';
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}
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elseif($params->get("useContributor".$nr) == 2)
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{
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$link_front = '<a href="'.$params->get("linkContributor".$nr).'" target="_blank">';
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$link_back = '</a>';
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}
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else
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{
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$link_front = '';
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$link_back = '';
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}
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$contributors[$nr]['title'] = self::htmlEscape($params->get("titleContributor".$nr));
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$contributors[$nr]['name'] = $link_front.self::htmlEscape($params->get("nameContributor".$nr)).$link_back;
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}
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}
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return $contributors;
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}###HELP###
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/**
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* Configure the Linkbar.
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*/
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public static function addSubmenu($submenu)
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{
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// load user for access menus
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$user = JFactory::getUser();
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// load the submenus to sidebar
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###SUBMENU###
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}###HELPER_CREATEUSER######HELPER_UIKIT######HELPER_EXEL###
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public static function isPublished($id,$type)
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{
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if ($type == 'raw')
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{
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$type = 'item';
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}
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$db = JFactory::getDbo();
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$query = $db->getQuery(true);
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$query->select(array('a.published'));
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$query->from('#__###component###_'.$type.' AS a');
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$query->where('a.id = '. (int) $id);
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$query->where('a.published = 1');
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$db->setQuery($query);
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$db->execute();
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$found = $db->getNumRows();
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if($found)
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{
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return true;
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}
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return false;
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}
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public static function getGroupName($id)
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{
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$db = JFactory::getDBO();
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$query = $db->getQuery(true);
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$query->select(array('a.title'));
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$query->from('#__usergroups AS a');
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$query->where('a.id = '. (int) $id);
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$db->setQuery($query);
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$db->execute();
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$found = $db->getNumRows();
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if($found)
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{
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return $db->loadResult();
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}
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return $id;
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}
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/**
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* Get the action permissions
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*
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* @param string $view The related view name
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* @param int $record The item to act upon
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* @param string $views The related list view name
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* @param mixed $target Only get this permission (like edit, create, delete)
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* @param string $component The target component
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* @param object $user The user whose permissions we are loading
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*
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* @return object The JObject of permission/authorised actions
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*
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*/
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public static function getActions($view, &$record = null, $views = null, $target = null, $component = '###component###', $user = 'null')
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{
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// load the user if not given
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if (!self::checkObject($user))
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{
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// get the user object
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$user = JFactory::getUser();
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}
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// load the JObject
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$result = new JObject;
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// make view name safe (just incase)
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$view = self::safeString($view);
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if (self::checkString($views))
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{
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$views = self::safeString($views);
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}
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// get all actions from component
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$actions = JAccess::getActionsFromFile(
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JPATH_ADMINISTRATOR . '/components/com_' . $component . '/access.xml',
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"/access/section[@name='component']/"
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);
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// if non found then return empty JObject
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if (empty($actions))
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{
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return $result;
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}
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// get created by if not found
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if (self::checkObject($record) && !isset($record->created_by) && isset($record->id))
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{
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$record->created_by = self::getVar($view, $record->id, 'id', 'created_by', '=', $component);
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}
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// set actions only set in component settings
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$componentActions = array('core.admin', 'core.manage', 'core.options', 'core.export');
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// check if we have a target
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$checkTarget = false;
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if ($target)
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{
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// convert to an array
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if (self::checkString($target))
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{
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$target = array($target);
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}
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// check if we are good to go
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if (self::checkArray($target))
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{
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$checkTarget = true;
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}
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}
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// loop the actions and set the permissions
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foreach ($actions as $action)
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{
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// check target action filter
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if ($checkTarget && self::filterActions($view, $action->name, $target))
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{
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continue;
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}
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// set to use component default
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$fallback = true;
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// reset permission per/action
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$permission = false;
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$catpermission = false;
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// set area
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$area = 'comp';
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// check if the record has an ID and the action is item related (not a component action)
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if (self::checkObject($record) && isset($record->id) && $record->id > 0 && !in_array($action->name, $componentActions) &&
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(strpos($action->name, 'core.') !== false || strpos($action->name, $view . '.') !== false))
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{
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// we are in item
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$area = 'item';
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// The record has been set. Check the record permissions.
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$permission = $user->authorise($action->name, 'com_' . $component . '.' . $view . '.' . (int) $record->id);
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// if no permission found, check edit own
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if (!$permission)
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{
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// With edit, if the created_by matches current user then dig deeper.
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if (($action->name === 'core.edit' || $action->name === $view . '.edit') && $record->created_by > 0 && ($record->created_by == $user->id))
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{
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// the correct target
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$coreCheck = (array) explode('.', $action->name);
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// check that we have both local and global access
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if ($user->authorise($coreCheck[0] . '.edit.own', 'com_' . $component . '.' . $view . '.' . (int) $record->id) &&
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$user->authorise($coreCheck[0] . '.edit.own', 'com_' . $component))
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{
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// allow edit
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$result->set($action->name, true);
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// set not to use global default
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// because we already validated it
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$fallback = false;
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}
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else
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{
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// do not allow edit
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$result->set($action->name, false);
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$fallback = false;
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}
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}
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}
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elseif (self::checkString($views) && isset($record->catid) && $record->catid > 0)
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{
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// we are in item
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$area = 'category';
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// set the core check
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$coreCheck = explode('.', $action->name);
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$core = $coreCheck[0];
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// make sure we use the core. action check for the categories
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if (strpos($action->name, $view) !== false && strpos($action->name, 'core.') === false )
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{
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$coreCheck[0] = 'core';
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$categoryCheck = implode('.', $coreCheck);
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}
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else
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{
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$categoryCheck = $action->name;
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}
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// The record has a category. Check the category permissions.
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$catpermission = $user->authorise($categoryCheck, 'com_' . $component . '.' . $views . '.category.' . (int) $record->catid);
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if (!$catpermission && !is_null($catpermission))
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{
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// With edit, if the created_by matches current user then dig deeper.
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if (($action->name === 'core.edit' || $action->name === $view . '.edit') && $record->created_by > 0 && ($record->created_by == $user->id))
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{
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// check that we have both local and global access
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if ($user->authorise('core.edit.own', 'com_' . $component . '.' . $views . '.category.' . (int) $record->catid) &&
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$user->authorise($core . '.edit.own', 'com_' . $component))
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{
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// allow edit
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$result->set($action->name, true);
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// set not to use global default
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// because we already validated it
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$fallback = false;
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}
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else
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{
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// do not allow edit
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$result->set($action->name, false);
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$fallback = false;
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}
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}
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}
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}
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}
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// if allowed then fallback on component global settings
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if ($fallback)
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{
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// if item/category blocks access then don't fall back on global
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if ((($area === 'item') && !$permission) || (($area === 'category') && !$catpermission))
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{
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// do not allow
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$result->set($action->name, false);
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}
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// Finally remember the global settings have the final say. (even if item allow)
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// The local item permissions can block, but it can't open and override of global permissions.
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// Since items are created by users and global permissions is set by system admin.
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else
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{
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$result->set($action->name, $user->authorise($action->name, 'com_' . $component));
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}
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}
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}
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return $result;
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}
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/**
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* Filter the action permissions
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*
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* @param string $action The action to check
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* @param array $targets The array of target actions
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*
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* @return boolean true if action should be filtered out
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*
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*/
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protected static function filterActions(&$view, &$action, &$targets)
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{
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foreach ($targets as $target)
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{
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if (strpos($action, $view . '.' . $target) !== false ||
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strpos($action, 'core.' . $target) !== false)
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{
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return false;
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break;
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}
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}
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return true;
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}
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/**
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* Get any component's model
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*/
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public static function getModel($name, $path = JPATH_COMPONENT_ADMINISTRATOR, $Component = '###Component###', $config = array())
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{
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// fix the name
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$name = self::safeString($name);
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// full path to models
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$fullPathModels = $path . '/models';
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||
|
|
// load the model file
|
||
|
|
JModelLegacy::addIncludePath($fullPathModels, $Component . 'Model');
|
||
|
|
// make sure the table path is loaded
|
||
|
|
if (!isset($config['table_path']) || !self::checkString($config['table_path']))
|
||
|
|
{
|
||
|
|
// This is the JCB default path to tables in Joomla 3.x
|
||
|
|
$config['table_path'] = JPATH_ADMINISTRATOR . '/components/com_' . strtolower($Component) . '/tables';
|
||
|
|
}
|
||
|
|
// get instance
|
||
|
|
$model = JModelLegacy::getInstance($name, $Component . 'Model', $config);
|
||
|
|
// if model not found (strange)
|
||
|
|
if ($model == false)
|
||
|
|
{
|
||
|
|
jimport('joomla.filesystem.file');
|
||
|
|
// get file path
|
||
|
|
$filePath = $path . '/' . $name . '.php';
|
||
|
|
$fullPathModel = $fullPathModels . '/' . $name . '.php';
|
||
|
|
// check if it exists
|
||
|
|
if (File::exists($filePath))
|
||
|
|
{
|
||
|
|
// get the file
|
||
|
|
require_once $filePath;
|
||
|
|
}
|
||
|
|
elseif (File::exists($fullPathModel))
|
||
|
|
{
|
||
|
|
// get the file
|
||
|
|
require_once $fullPathModel;
|
||
|
|
}
|
||
|
|
// build class names
|
||
|
|
$modelClass = $Component . 'Model' . $name;
|
||
|
|
if (class_exists($modelClass))
|
||
|
|
{
|
||
|
|
// initialize the model
|
||
|
|
return new $modelClass($config);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return $model;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Add to asset Table
|
||
|
|
*/
|
||
|
|
public static function setAsset($id, $table, $inherit = true)
|
||
|
|
{
|
||
|
|
$parent = JTable::getInstance('Asset');
|
||
|
|
$parent->loadByName('com_###component###');
|
||
|
|
|
||
|
|
$parentId = $parent->id;
|
||
|
|
$name = 'com_###component###.'.$table.'.'.$id;
|
||
|
|
$title = '';
|
||
|
|
|
||
|
|
$asset = JTable::getInstance('Asset');
|
||
|
|
$asset->loadByName($name);
|
||
|
|
|
||
|
|
// Check for an error.
|
||
|
|
$error = $asset->getError();
|
||
|
|
|
||
|
|
if ($error)
|
||
|
|
{
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// Specify how a new or moved node asset is inserted into the tree.
|
||
|
|
if ($asset->parent_id != $parentId)
|
||
|
|
{
|
||
|
|
$asset->setLocation($parentId, 'last-child');
|
||
|
|
}
|
||
|
|
|
||
|
|
// Prepare the asset to be stored.
|
||
|
|
$asset->parent_id = $parentId;
|
||
|
|
$asset->name = $name;
|
||
|
|
$asset->title = $title;
|
||
|
|
// get the default asset rules
|
||
|
|
$rules = self::getDefaultAssetRules('com_###component###', $table, $inherit);
|
||
|
|
if ($rules instanceof JAccessRules)
|
||
|
|
{
|
||
|
|
$asset->rules = (string) $rules;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!$asset->check() || !$asset->store())
|
||
|
|
{
|
||
|
|
JFactory::getApplication()->enqueueMessage($asset->getError(), 'warning');
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// Create an asset_id or heal one that is corrupted.
|
||
|
|
$object = new stdClass();
|
||
|
|
|
||
|
|
// Must be a valid primary key value.
|
||
|
|
$object->id = $id;
|
||
|
|
$object->asset_id = (int) $asset->id;
|
||
|
|
|
||
|
|
// Update their asset_id to link to the asset table.
|
||
|
|
return JFactory::getDbo()->updateObject('#__###component###_'.$table, $object, 'id');
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Gets the default asset Rules for a component/view.
|
||
|
|
*/
|
||
|
|
protected static function getDefaultAssetRules($component, $view, $inherit = true)
|
||
|
|
{
|
||
|
|
// if new or inherited
|
||
|
|
$assetId = 0;
|
||
|
|
// Only get the actual item rules if not inheriting
|
||
|
|
if (!$inherit)
|
||
|
|
{
|
||
|
|
// Need to find the asset id by the name of the component.
|
||
|
|
$db = JFactory::getDbo();
|
||
|
|
$query = $db->getQuery(true)
|
||
|
|
->select($db->quoteName('id'))
|
||
|
|
->from($db->quoteName('#__assets'))
|
||
|
|
->where($db->quoteName('name') . ' = ' . $db->quote($component));
|
||
|
|
$db->setQuery($query);
|
||
|
|
$db->execute();
|
||
|
|
// check that there is a value
|
||
|
|
if ($db->getNumRows())
|
||
|
|
{
|
||
|
|
// asset already set so use saved rules
|
||
|
|
$assetId = (int) $db->loadResult();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
// get asset rules
|
||
|
|
$result = JAccess::getAssetRules($assetId);
|
||
|
|
if ($result instanceof JAccessRules)
|
||
|
|
{
|
||
|
|
$_result = (string) $result;
|
||
|
|
$_result = json_decode($_result);
|
||
|
|
foreach ($_result as $name => &$rule)
|
||
|
|
{
|
||
|
|
$v = explode('.', $name);
|
||
|
|
if ($view !== $v[0])
|
||
|
|
{
|
||
|
|
// remove since it is not part of this view
|
||
|
|
unset($_result->$name);
|
||
|
|
}
|
||
|
|
elseif ($inherit)
|
||
|
|
{
|
||
|
|
// clear the value since we inherit
|
||
|
|
$rule = array();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
// check if there are any view values remaining
|
||
|
|
if (count((array) $_result))
|
||
|
|
{
|
||
|
|
$_result = json_encode($_result);
|
||
|
|
$_result = array($_result);
|
||
|
|
// Instantiate and return the JAccessRules object for the asset rules.
|
||
|
|
$rules = new JAccessRules($_result);
|
||
|
|
// return filtered rules
|
||
|
|
return $rules;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return $result;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* xmlAppend
|
||
|
|
*
|
||
|
|
* @param SimpleXMLElement $xml The XML element reference in which to inject a comment
|
||
|
|
* @param mixed $node A SimpleXMLElement node to append to the XML element reference, or a stdClass object containing a comment attribute to be injected before the XML node and a fieldXML attribute containing a SimpleXMLElement
|
||
|
|
*
|
||
|
|
* @return null
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
public static function xmlAppend(&$xml, $node)
|
||
|
|
{
|
||
|
|
if (!$node)
|
||
|
|
{
|
||
|
|
// element was not returned
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
switch (get_class($node))
|
||
|
|
{
|
||
|
|
case 'stdClass':
|
||
|
|
if (property_exists($node, 'comment'))
|
||
|
|
{
|
||
|
|
self::xmlComment($xml, $node->comment);
|
||
|
|
}
|
||
|
|
if (property_exists($node, 'fieldXML'))
|
||
|
|
{
|
||
|
|
self::xmlAppend($xml, $node->fieldXML);
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case 'SimpleXMLElement':
|
||
|
|
$domXML = dom_import_simplexml($xml);
|
||
|
|
$domNode = dom_import_simplexml($node);
|
||
|
|
$domXML->appendChild($domXML->ownerDocument->importNode($domNode, true));
|
||
|
|
$xml = simplexml_import_dom($domXML);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* xmlComment
|
||
|
|
*
|
||
|
|
* @param SimpleXMLElement $xml The XML element reference in which to inject a comment
|
||
|
|
* @param string $comment The comment to inject
|
||
|
|
*
|
||
|
|
* @return null
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
public static function xmlComment(&$xml, $comment)
|
||
|
|
{
|
||
|
|
$domXML = dom_import_simplexml($xml);
|
||
|
|
$domComment = new DOMComment($comment);
|
||
|
|
$nodeTarget = $domXML->ownerDocument->importNode($domComment, true);
|
||
|
|
$domXML->appendChild($nodeTarget);
|
||
|
|
$xml = simplexml_import_dom($domXML);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* xmlAddAttributes
|
||
|
|
*
|
||
|
|
* @param SimpleXMLElement $xml The XML element reference in which to inject a comment
|
||
|
|
* @param array $attributes The attributes to apply to the XML element
|
||
|
|
*
|
||
|
|
* @return null
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
public static function xmlAddAttributes(&$xml, $attributes = array())
|
||
|
|
{
|
||
|
|
foreach ($attributes as $key => $value)
|
||
|
|
{
|
||
|
|
$xml->addAttribute($key, $value);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* xmlAddOptions
|
||
|
|
*
|
||
|
|
* @param SimpleXMLElement $xml The XML element reference in which to inject a comment
|
||
|
|
* @param array $options The options to apply to the XML element
|
||
|
|
*
|
||
|
|
* @return void
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
public static function xmlAddOptions(&$xml, $options = array())
|
||
|
|
{
|
||
|
|
foreach ($options as $key => $value)
|
||
|
|
{
|
||
|
|
$addOption = $xml->addChild('option');
|
||
|
|
$addOption->addAttribute('value', $key);
|
||
|
|
$addOption[] = $value;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* get the field object
|
||
|
|
*
|
||
|
|
* @param array $attributes The array of attributes
|
||
|
|
* @param string $default The default of the field
|
||
|
|
* @param array $options The options to apply to the XML element
|
||
|
|
*
|
||
|
|
* @return object
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
public static function getFieldObject(&$attributes, $default = '', $options = null)
|
||
|
|
{
|
||
|
|
// make sure we have attributes and a type value
|
||
|
|
if (self::checkArray($attributes) && isset($attributes['type']))
|
||
|
|
{
|
||
|
|
// make sure the form helper class is loaded
|
||
|
|
if (!method_exists('JFormHelper', 'loadFieldType'))
|
||
|
|
{
|
||
|
|
jimport('joomla.form.form');
|
||
|
|
}
|
||
|
|
// get field type
|
||
|
|
$field = JFormHelper::loadFieldType($attributes['type'], true);
|
||
|
|
// get field xml
|
||
|
|
$XML = self::getFieldXML($attributes, $options);
|
||
|
|
// setup the field
|
||
|
|
$field->setup($XML, $default);
|
||
|
|
// return the field object
|
||
|
|
return $field;
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* get the field xml
|
||
|
|
*
|
||
|
|
* @param array $attributes The array of attributes
|
||
|
|
* @param array $options The options to apply to the XML element
|
||
|
|
*
|
||
|
|
* @return object
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
public static function getFieldXML(&$attributes, $options = null)
|
||
|
|
{
|
||
|
|
// make sure we have attributes and a type value
|
||
|
|
if (self::checkArray($attributes))
|
||
|
|
{
|
||
|
|
// start field xml
|
||
|
|
$XML = new SimpleXMLElement('<field/>');
|
||
|
|
// load the attributes
|
||
|
|
self::xmlAddAttributes($XML, $attributes);
|
||
|
|
// check if we have options
|
||
|
|
if (self::checkArray($options))
|
||
|
|
{
|
||
|
|
// load the options
|
||
|
|
self::xmlAddOptions($XML, $options);
|
||
|
|
}
|
||
|
|
// return the field xml
|
||
|
|
return $XML;
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Render Bool Button
|
||
|
|
*
|
||
|
|
* @param array $args All the args for the button
|
||
|
|
* 0) name
|
||
|
|
* 1) additional (options class) // not used at this time
|
||
|
|
* 2) default
|
||
|
|
* 3) yes (name)
|
||
|
|
* 4) no (name)
|
||
|
|
*
|
||
|
|
* @return string The input html of the button
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
public static function renderBoolButton()
|
||
|
|
{
|
||
|
|
$args = func_get_args();
|
||
|
|
// check if there is additional button class
|
||
|
|
$additional = isset($args[1]) ? (string) $args[1] : ''; // not used at this time
|
||
|
|
// button attributes
|
||
|
|
$buttonAttributes = array(
|
||
|
|
'type' => 'radio',
|
||
|
|
'name' => isset($args[0]) ? self::htmlEscape($args[0]) : 'bool_button',
|
||
|
|
'label' => isset($args[0]) ? self::safeString(self::htmlEscape($args[0]), 'Ww') : 'Bool Button', // not seen anyway
|
||
|
|
'class' => 'btn-group',
|
||
|
|
'filter' => 'INT',
|
||
|
|
'default' => isset($args[2]) ? (int) $args[2] : 0);
|
||
|
|
// set the button options
|
||
|
|
$buttonOptions = array(
|
||
|
|
'1' => isset($args[3]) ? self::htmlEscape($args[3]) : 'JYES',
|
||
|
|
'0' => isset($args[4]) ? self::htmlEscape($args[4]) : 'JNO');
|
||
|
|
// return the input
|
||
|
|
return self::getFieldObject($buttonAttributes, $buttonAttributes['default'], $buttonOptions)->input;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Check if we are connected
|
||
|
|
* Thanks https://stackoverflow.com/a/4860432/1429677
|
||
|
|
*
|
||
|
|
* @returns bool true on success
|
||
|
|
*/
|
||
|
|
public static function isConnected()
|
||
|
|
{
|
||
|
|
// If example.com is down, then probably the whole internet is down, since IANA maintains the domain. Right?
|
||
|
|
$connected = @fsockopen("www.example.com", 80);
|
||
|
|
// website, port (try 80 or 443)
|
||
|
|
if ($connected)
|
||
|
|
{
|
||
|
|
//action when connected
|
||
|
|
$is_conn = true;
|
||
|
|
fclose($connected);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
//action in connection failure
|
||
|
|
$is_conn = false;
|
||
|
|
}
|
||
|
|
return $is_conn;
|
||
|
|
}
|
||
|
|
|
||
|
|
// typo sorry!
|
||
|
|
public static function sorten($string, $length = 40, $addTip = true)
|
||
|
|
{
|
||
|
|
return self::shorten($string, $length, $addTip);
|
||
|
|
}###HELPER_LICENSE_LOCK######GET_CRYPT_KEY###
|
||
|
|
}
|