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编辑当前文件:/home/asmplong/www/ancien-site-2019/site/plugins/content/emailcloak/emailcloak.php

<?php
/**
 * @version		$Id: emailcloak.php 21322 2011-05-11 01:10:29Z dextercowley $
 * @copyright	Copyright (C) 2005 - 2011 Open Source Matters, Inc. All rights reserved.
 * @license		GNU General Public License version 2 or later; see LICENSE.txt
 */

// No direct access.
defined('_JEXEC') or die;

jimport('joomla.plugin.plugin');

/**
 * Email cloack plugin class.
 *
 * @package		Joomla.Plugin
 * @subpackage	Content.emailcloak
 */
class plgContentEmailcloak extends JPlugin
{
	/**
	 * Plugin that cloaks all emails in content from spambots via Javascript.
	 *
	 * @param	string	The context of the content being passed to the plugin.
	 * @param	mixed	An object with a "text" property or the string to be cloaked.
	 * @param	array	Additional parameters. See {@see plgEmailCloak()}.
	 * @param	int		Optional page number. Unused. Defaults to zero.
	 * @return	boolean	True on success.
	 */
	public function onContentPrepare($context, &$row, &$params, $page = 0)
	{
		if (is_object($row)) {
			return $this->_cloak($row->text, $params);
		}
		return $this->_cloak($row, $params);
	}

/**
	 * Genarate a search pattern based on link and text.
	 *
	 * @param	string	The target of an email link.
	 * @param	string	The text enclosed by the link.
	 * @return	string	A regular expression that matches a link containing the parameters.
	 */
	protected function _getPattern ($link, $text) {
		$pattern = '~(?:<a [\w "\'=\@\.\-]*href\s*=\s*"mailto:'
			. $link . '"[\w "\'=\@\.\-]*)>' . $text . '</a>~i';
		return $pattern;
	}

/**
	 * Cloak all emails in text from spambots via Javascript.
	 *
	 * @param	string	The string to be cloaked.
	 * @param	array	Additional parameters. Parameter "mode" (integer, default 1)
	 * replaces addresses with "mailto:" links if nonzero.
	 * @return	boolean	True on success.
	 */
	protected function _cloak(&$text, &$params)
	{
		/*
		 * Check for presence of {emailcloak=off} which is explicits disables this
		 * bot for the item.
		 */
		if (JString::strpos($text, '{emailcloak=off}') !== false) {
			$text = JString::str_ireplace('{emailcloak=off}', '', $text);
			return true;
		}

// Simple performance check to determine whether bot should process further.
		if (JString::strpos($text, '@') === false) {
			return true;
		}

$mode = $this->params->def('mode', 1);

// any@email.address.com
		$searchEmail = '([\w\.\-]+\@(?:[a-z0-9\.\-]+\.)+(?:[a-z0-9\-]{2,4}))';
		// any@email.address.com?subject=anyText
		$searchEmailLink = $searchEmail . '([?&][\x20-\x7f][^"<>]+)';
		// anyText
		$searchText = '([\x20-\x7f][^<>]+)';

//Any Image link
		$searchImage	=	"(<img[^>]+>)";

/*
		 * Search and fix derivatives of link code <a href="http://mce_host/ourdirectory/email@amail.com"
		 * >email@email.com</a>. This happens when inserting an email in TinyMCE, cancelling its suggestion to add
		 * the mailto: prefix...
		 */
		$pattern = $this->_getPattern($searchEmail, $searchEmail);
		$pattern = str_replace('"mailto:', '"http://mce_host([\x20-\x7f][^<>]+/)', $pattern);
		while (preg_match($pattern, $text, $regs, PREG_OFFSET_CAPTURE)) {
			$mail = $regs[2][0];
			$mailText = $regs[3][0];

// Check to see if mail text is different from mail addy
			$replacement = JHtml::_('email.cloak', $mail, $mode, $mailText);