File: /home/i/e/s/iestorre/informatica/plugins/system/plugin_component/plugin_component.php
<?php
/*------------------------------------------------------------------------
# plugin_component.php - Include component plugin
# ------------------------------------------------------------------------
# author Ander Juaristi
# copyright Copyright (C) 2013-2014 Ander Juaristi. All Rights Reserved.
# @license - http://www.gnu.org/copyleft/gpl.html GNU/GPL
# Websites: http://www.burgersoftware.es
# Technical Support: http://www.burgersoftware.es
# Documentation: http://www.burgersoftware.es/index.php/en/work
--------------------------------------------------------------------------*/
// no direct access
defined( '_JEXEC' ) or die( 'Restricted access' );
jimport( 'joomla.plugin.plugin' );
jimport( 'joomla.html.parameter' );
class plgSystemPlugin_component extends JPlugin
{
var $config;
var $subject;
var $params;
var $regex;
var $document;
var $doctype;
var $ignore_scripts;
var $ignore_styles;
var $method;
var $cbreplace;
var $replprint;
var $repltmpl;
var $caching;
var $jversion;
var $protocol;
/**
* Constructor
*
* @access protected
* @param object $subject The object to observe
* @param array $config An array that holds the plugin configuration
* @since 1.0
*/
public function __construct( &$subject, $config )
// public function plgSystemplugin_component( &$subject, $config )
{
parent::__construct( $subject, $config );
// Do some extra initialisation in this constructor if required
$this->subject = $subject;
$this->config = $config;
$this->jversion = JVERSION;
// In Joomla 1.5 get the parameters in Joomla 1.6 and higher the plugin already has them
if (substr($this->jversion,0,3)=="1.5") {
$plugin = JPluginHelper::getPlugin('system', 'plugin_googlemap2');
$this->params = new JParameter( $plugin->params);
}
// define the regular expression for the bot
$this->regex = "#(<p\b[^>]*>\s*)?{component\surl=('|(&\#0{0,2}39;)|\"|"|(&\#0{0,2}34;))(.*?)('|(&\#0{0,2}39;)|\"|"|(&\#0{0,2}34;))\s*}(\s*</p>)?#s";
// Get document and doctype
$this->document = null;
$this->doctype = null;
// Get ignores for stylesheets and scripts
$this->ignore_scripts = $this->params->get( 'ignore_script', '' );
$this->ignore_scripts = preg_split("/[\n\r]+/", $this->ignore_scripts);
$this->ignore_allscripts = $this->params->get( 'ignore_allscripts', '' );
$this->ignore_styles = $this->params->get( 'ignore_style', '' );
$this->ignore_styles = preg_split("/[\n\r]+/", $this->ignore_styles);
$this->ignore_allstyles = $this->params->get( 'ignore_allstyles', '' );
// Get method
$this->method = $this->params->get( 'method', '' );
$this->closesession = $this->params->get( 'closesession', '' );
$this->ignoresef = $this->params->get( 'ignoresef', '' );
$this->cbreplace = $this->params->get( 'cbreplace', '0' );
$this->urlprint = $this->params->get( 'urlprint', '1' );
$this->replprint = $this->params->get( 'replprint', '1' );
$this->repltmpl = $this->params->get( 'repltmpl', '1' );
$this->runadmin = $this->params->get( 'runadmin', '0' );
$this->caching = $this->params->get( 'caching', '0' );
// What is the url of website without / at the end
$this->url = preg_replace('/\/$/', '', JURI::root());
$this->base = JURI::root(true);
if ($_SERVER['SERVER_PORT'] == 443)
$this->protocol = "https://";
else
$this->protocol = "http://";
}
/**
* Do something onAfterInitialise
*/
public function onAfterInitialise()
{
}
/**
* onPrepareContent is rename in Joomla 1.6 to onContentPrepare
*/
public function onContentPrepare($context, &$article, &$params, $limitstart=0)
{
$app = JFactory::getApplication();
if($app->isAdmin()) {
return;
}
// get document types
$this->_getdoc();
$text = &$article->text;
$introtext = &$article->introtext;
// check whether plugin has been unpublished
if ( !$this->params->get( 'enabled', 1 ) ) {
$text = preg_replace( $this->regex, '', $text );
return true;
}
// perform the replacement
$this->_replace( $text );
$this->_replace( $introtext );
}
/**
* onPrepareContent is for Joomla 1.5
*/
public function onPrepareContent(&$article)
{
$app = JFactory::getApplication();
if($app->isAdmin()) {
return;
}
// get document types
$this->_getdoc();
$text = &$article->text;
$introtext = &$article->introtext;
// check whether plugin has been unpublished
if ( !$this->params->get( 'enabled', 1 ) ) {
$text = preg_replace( $this->regex, '', $text );
return true;
}
// perform the replacement
$this->_replace( $text );
$this->_replace( $introtext );
}
/**
* Do something onAfterRoute
*/
public function onAfterRoute()
{
}
/**
* Do something onAfterDispatch
*/
public function onAfterDispatch()
{
$app = JFactory::getApplication();
if($app->isAdmin()&&$this->runadmin!='1') {
return;
}
// get document types
$this->_getdoc();
// FEED
if ($this->doctype=='feed'&&isset($this->document->items)) {
foreach($this->document->items as $item) {
$text = &$item->description;
if ( !$this->params->get( 'enabled', 1 ) )
$text = preg_replace( $this->regex, '', $text );
else
$this->_replace($text);
}
return true;
}
// In other components or leftovers
$text = $this->document->getBuffer("component");
if (strlen($text)>0) {
// check whether plugin has been unpublished
if ( !$this->params->get( 'enabled', 1 ) )
$text = preg_replace( $this->regex, '', $text );
else
$this->_replace($text);
$this->document->setBuffer($text, "component");
}
}
/**
* Do something onAfterRender
*/
public function onAfterRender()
{
}
function _getdoc() {
if ($this->document==null) {
$this->document = JFactory::getDocument();
$this->doctype = $this->document->getType();
}
}
function _replace(&$text) {
$matches = array();
$cnt = preg_match_all($this->regex,$text,$matches,PREG_OFFSET_CAPTURE | PREG_PATTERN_ORDER);
// print_r($matches);
// Remove plugincode that are in the editor textarea
$matches = $this->_checkeditorarea($text, $matches);
$cnt = count($matches[0]);
for($counter = 0; $counter < $cnt; $counter ++) {
$content = $this->_process($matches[5][$counter][0]);
$text = preg_replace($this->regex, $content, $text, 1);
}
}
function _checkhead($text, $plgmatches) {
$result = array(array(),array(),array(),array());
$cnt = count($plgmatches[0]);
// Get head location
$end = stripos($text, '</head>');
// check if match plugin is the head
for($counter = 0; $counter < $cnt; $counter++) {
if (!($plgmatches[0][$counter][1] > 0 &&$plgmatches[0][$counter][1]< $end)) {
$result[0][] = $plgmatches[0][$counter];
$result[1][] = $plgmatches[1][$counter];
$result[2][] = $plgmatches[2][$counter];
$result[3][] = $plgmatches[3][$counter];
}
}
return $result;
}
function _checkeditorarea($text, $plgmatches) {
$edmatches = $this->_getEditorPositions($text);
$result = array(array(),array(),array(),array());
if (count($edmatches)>0) {
$cnt = count($plgmatches[0]);
// check if match plugin is in match textarea
for($counter = 0; $counter < $cnt; $counter++) {
foreach ($edmatches as $ed) {
if (!($plgmatches[0][$counter][1] > $ed['start']&&$plgmatches[0][$counter][1]< $ed['end'])) {
$result[0][] = $plgmatches[0][$counter];
$result[1][] = $plgmatches[1][$counter];
$result[2][] = $plgmatches[2][$counter];
$result[3][] = $plgmatches[3][$counter];
}
}
}
} else
$result = $plgmatches;
// Clean up variables
unset($edmatches, $cnt, $counter, $ed);
return $result;
}
function _getEditorPositions($strBody) {
if (substr($this->jversion,0,3)=="1.5"||substr($this->jversion,0,3)=="1.6"||$this->jversion=="1.7.0"||$this->jversion=="1.7.1"||$this->jversion=="1.7.2")
preg_match_all("/<!-- Start Editor -->(.*)<!-- End Editor -->/Ums", $strBody, $strEditor, PREG_PATTERN_ORDER);
else
preg_match_all("/<div class=\"edit item-page\">(.*)<\/form>\n<\/div>/Ums", $strBody, $strEditor, PREG_PATTERN_ORDER);
$intOffset = 0;
$intIndex = 0;
$intEditorPositions = array();
foreach($strEditor[0] as $strFullEditor) {
$intEditorPositions[$intIndex] = array('start' => (strpos($strBody, $strFullEditor, $intOffset)), 'end' => (strpos($strBody, $strFullEditor, $intOffset) + strlen($strFullEditor)));
$intOffset += strlen($strFullEditor);
$intIndex++;
}
// Clean up variables
unset($strEditor, $intOffset, $strFullEditor, $intIndex);
return $intEditorPositions;
}
function _process( $url ) {
// Clean url
$reg[] = "/<span[^>]*?>/si";
$repl[] = '';
$reg[] = "/<\/span>/si";
$repl[] = '';
$url = preg_replace( $reg, $repl, trim($url) );
$origurl = JUri::root(true).$url;
$origurl = preg_replace('/&/', '&', $origurl);
if (strpos($url, 'index.php')!== false||$this->ignoresef=="1") {
$sef=false;
$url = $url.((strpos($url, '?')===false)?'?':'&').'tmpl=component'.(($this->urlprint=='1')?'&print=1':'');
// Add origin too to the component so it can redirect to the origin if something goes wrong
$url .= '&origin='.base64_encode( JUri::getInstance()->toString() );
} else {
$sef=true;
$url = $url.((substr($url, -1)!='/')?'/':'').'tmpl,component'.(($this->urlprint=='1')?'/print,1':'');
// Add origin too to the component so it can redirect to the origin if something goes wrong
$url .= '/origin='.base64_encode( JUri::getInstance()->toString() );
}
$url = str_replace('http://', $this->protocol, JUri::root()).$url;
// We need to replace the & to & because the & is not recognized
$url = preg_replace('/&/', '&', $url);
// Close session so the other component can use it
if ($this->closesession=="1") {
$session =& JFactory::getSession();
$session->close();
}
$cache = & JFactory::getCache('plugin_component');
if ($this->caching=="1")
$cache->setCaching( 1 );
$response = $cache->call(array ( $this, '_getURL'), $url, $sef);
// Start the session again?
if ($response!="") {
// Clean the returned page of all html tags
// get head and remove it
// to do move meta tags, scripts and links to header?
$reg = "/(<HEAD[^>]*>)(.*?)(<\/HEAD>)(.*)/si";
$count = preg_match_all($reg,$response,$html);
if ($count>0) {
$head=$html[2][0];
$response= $html[4][0];
} else {
$head='';
}
if ($this->doctype!="feed"&&$this->doctype!="pdf"&&$this->ignore_allscripts!='1') {
// Find stylesheets and javascripts and add them to this document
// javascript scripts
$reg = '/<script.*src=[\'\"](.*?)[\'\"][^>]*[^<]*(<\/script>)?/i';
$count = preg_match_all($reg,$head,$scripts);
if ($count>0)
foreach ($scripts[1] as $script) {
$this->_addScript($script);
}
// javascript embedded
$reg = '/<script[^>]*>(.*?)<\/script>/si';
$scripts= array();
$count = preg_match_all($reg,$head,$scripts);
if ($count>0)
foreach ($scripts[1] as $script) {
if (trim($script)!='') {
// remove special contents type around scripts
$script = str_replace('<!--', '', $script);
$script = str_replace('-->', '', $script);
$this->document->addScriptDeclaration($script);
}
}
}
if ($this->doctype!="feed"&&$this->ignore_allstyles!='1') {
// stylesheet links
$reg = '/<link.*href=[\'\"](.*?)[\'\"][^>]*[^<]*(<\/link>)?/i';
$count = preg_match_all($reg,$head,$styles);
if ($count>0)
for ($x=0;$x<$count;$x++) {
if ((preg_match('/type=[\'"]text\/css[\'"]/i', $styles[0][$x])>0)||(preg_match('/rel=[\'"]stylesheet[\'"]/i', $styles[0][$x])>0))
$this->_addStyleSheet($styles[1][$x]);
}
// Embedded styles
$reg = '/<style[^>]*>(.*?)<\/style>/si';
$styles = array();
$count = preg_match_all($reg,$head,$styles);
if ($count>0)
foreach ($styles[1] as $style) {
if (trim($style)!='')
$this->document->addStyleDeclaration($style);
}
}
if ($this->doctype!="feed") {
// Add meta tags and description to calling page
$reg = '/<meta.*name=[\'\"](keywords|description)[\'\"].*content=[\'\"](.*?)[\'\"][^\/>]*/i';
$count = preg_match_all($reg,$head,$meta);
if ($count>0)
for ($x=0;$x<$count;$x++) {
$old = $this->document->getMetaData ($meta[1][$x]);
// Check if not already added?
if ($meta[2][$x]!="")
if (strpos($old, $meta[2][$x])===false) {
if (strlen($old)>0&&strlen($meta[2][$x])>0)
if ($meta[1][$x]=='keywords')
$meta[2][$x] = ", ".$meta[2][$x];
else
$meta[2][$x] = " ".$meta[2][$x];
$this->document->setMetaData ($meta[1][$x], $old.$meta[2][$x]);
}
}
}
// get body and remove it
// to do attributes of body onload and other move to the real page?
$reg = '/(<BODY[^>]*>)(.*)(<\/BODY>)/si';
$count = preg_match_all($reg,$response,$html);
if ($count>0)
$response=$html[2][0];
$reg = array();
$repl = array();
// clean javascript for feeds and pdf
if ($this->doctype=="feed"||$this->doctype=="pdf"||$this->ignore_allscripts=='1') {
// Find stylesheets and javascripts and remove them
// javascript scripts
$reg[] = '/<script.*src=[\'\"](.*?)[\'\"][^>]*[^<]*(<\/script>)?/i';
$repl[] = '';
// javascript embedded
$reg[] = '/<script[^>]*>(.*?)<\/script>/si';
$repl[] = '';
}
if ($this->doctype=="feed"||$this->ignore_allstyles=='1') {
// stylesheet links
$reg[] = '/<link.*href=[\'\"](.*?)[\'\"][^>]*[^<]*(<\/link>)?/i';
$repl[] = '';
// Embedded styles
$reg[] = '/<style[^>]*>(.*?)<\/style>/si';
$repl[] = '';
}
// Replace links
if ($this->replprint=='1') {
$reg[] = "/&print=1/";
$repl[] = '';
$reg[] = "/&print=1/";
$repl[] = '';
}
if ($this->repltmpl=='1') {
$reg[] = "/&tmpl=component/";
$repl[] = '';
$reg[] = "/&tmpl=component/";
$repl[] = '';
$reg[] = "/\?tmpl=component&/";
$repl[] = '?';
}
$reg[] = "/index2.php/";
$repl[] = 'index.php';
$reg[] = '/\$/';
$repl[] = '\\\$';
$response = preg_replace( $reg, $repl, $response );
// Replace forms with empty action or no action attribute with original url
$reg = '/<form[^>](.*?)>/i';
$forms = array();
$count = preg_match_all($reg,$response,$forms);
if ($count>0)
for ($cnt=0;$cnt<$count;$cnt++) {
$reg = '/action=[\'\"](.*?)[\'\"]/i';
$actions = array();
$c = preg_match_all($reg,$forms[1][$cnt],$actions);
if ($c>0) {
// Check empty to replace
if ($actions[1][0]=="")
$newform = str_replace ($actions[0][0], 'action="'.$origurl.'"', $forms[0][$cnt]);
else
$newform = $forms[0][$cnt];
} else {
// Toevoegen
$newform = str_replace (">", ' action="'.$origurl.'">', $forms[0][$cnt]);
}
$response = str_replace ($forms[0][$cnt], $newform, $response);
}
// Replace tokes
$reg = '/<input type=["\']hidden["\'] name=["\'][a-f0-9]+["\'] value=["\']1["\'] \/>/si';
$tokens = array();
$count = preg_match_all($reg,$response,$tokens);
if ($count>0)
foreach ($tokens[0] as $token) {
$response = str_replace ($token, JHTML::_( 'form.token' ), $response);
}
// Replace CB tokens
$cbfile0 = JPATH_ADMINISTRATOR."/components/com_comprofiler/plugin.class.php";
$cbfile1 = JPATH_ADMINISTRATOR.DS.'components'.DS.'com_comprofiler'.DS.'comprofiler.class.php';
$cbfile2 = JPATH_ADMINISTRATOR.DS.'components'.DS.'com_comprofiler'.DS.'plugin.foundation.php';
if ($this->cbreplace&&file_exists($cbfile0)&&file_exists($cbfile1)&&file_exists($cbfile2)) {
require_once($cbfile0);
require_once($cbfile1);
require_once($cbfile2);
$reg = '/<input type=["\']hidden["\'] name=["\']'.cbSpoofField().'["\'] value=["\'].*?["\'] \/>/si';
$tokens = array();
$count = preg_match_all($reg,$response,$tokens);
if ($count>0)
foreach ($tokens[0] as $token) {
$response = str_replace ($token, cbGetSpoofInputTag('registerForm', null), $response);
}
$reg = '/<input type=["\']hidden["\'] name=["\']'.cbGetRegAntiSpamFieldName().'["\'] value=["\'].*?["\'] \/>/si';
$tokens = array();
$count = preg_match_all($reg,$response,$tokens);
if ($count>0)
foreach ($tokens[0] as $token) {
$response = str_replace ($token, cbGetRegAntiSpamInputTag(), $response);
}
}
}
$content = "\n<!-- Plugin Include component version 1.13 by Mike Reumer";
$content .= "\n for: ".$url." -->";
$content .= "\n".$response;
$content .= "\n<!-- End Plugin Include component -->";
return $content;
}
function _getURL($url, $sef) {
$ok = false;
$postcurl = array();
$post = '';
$cookie = '';
$reg = '/^[a-f0-9]+$/si';
//get all session parameters
foreach ($_COOKIE as $key => $value) {
if (preg_match($reg,$key)>0) {
$cookie.="$key=$value; "; // separation in cookies is ; with space!
$postcurl[$key]=$value;
if ($sef)
$post.=((strlen($post)>0)?'/':'')."$key,$value";
else
$post.=((strlen($post)>0)?'&':'')."$key=$value";
}
}
if (ini_get('allow_url_fopen')&&$this->method!='curl')
if ($response = @file_get_contents($url.((strlen($post)>0)?$post:'')))
$ok = true;
if (!$ok) {
if (function_exists('curl_init')) {
$ch = curl_init( $url );
// Set curl options, see: http://www.php.net/manual/en/function.curl-setopt.php
curl_setopt ($ch, CURLOPT_RETURNTRANSFER, true); // to return the transfer as a string
curl_setopt ($ch, CURLOPT_USERAGENT, 'spider'); // The contents of the "User-Agent: " header
curl_setopt ($ch, CURLOPT_AUTOREFERER, true); // set referer on redirect
// Send authentication
$username = "";
$password = "";
// mod_php
if (isset($_SERVER['PHP_AUTH_USER'])) {
$username = $_SERVER['PHP_AUTH_USER'];
$password = $_SERVER['PHP_AUTH_PW'];
}
// most other servers
elseif (isset($_SERVER['HTTP_AUTHENTICATION'])) {
if (strpos(strtolower($_SERVER['HTTP_AUTHENTICATION']),'basic')===0) {
list($username,$password) = explode(':',base64_decode(substr($_SERVER['HTTP_AUTHORIZATION'], 6)));
}
}
if ($username!=""&&$password!="") {
curl_setopt($ch, CURLOPT_HTTPAUTH, CURLAUTH_ANY);
curl_setopt ($ch, CURLOPT_USERPWD, $username.":".$password); // set referer on redirect
}
$timeout = 5; // set to zero for no timeout
curl_setopt ($ch, CURLOPT_CONNECTTIMEOUT, $timeout);
curl_setopt ($ch, CURLOPT_TIMEOUT, $timeout);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
@curl_setopt ($ch, CURLOPT_FOLLOWLOCATION, true);
curl_setopt ($ch, CURLOPT_MAXREDIRS, 10); // stop after 10 redirects
if ( strlen($cookie)>0 ){
curl_setopt($ch, CURLOPT_COOKIESESSION, false); // False to keep all cookies of previous session
curl_setopt($ch, CURLOPT_COOKIE, $cookie);
}
if ( strlen($post)>0 ){
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, $postcurl);
}
$response = curl_exec($ch);
if (curl_errno($ch)) {
$response = "<!-- url not received: #".curl_errno($ch)." \"".curl_error($ch)."\" -->";
} else {
$ok = true;
}
curl_close($ch);
} else
$response = "<!-- curl not available as PHP library -->";
}
return $response;
}
function _addScript($script) {
$found = false;
foreach ($this->ignore_scripts as $url) {
if ($url == $script||($this->url.$url==$script)||($this->url."/".$url==$script)||($this->base."/".$url==$script))
$found = true;
}
if (!$found)
$this->document->addScript($script);
}
function _addStyleSheet($style) {
$found = false;
foreach ($this->ignore_styles as $url) {
if ($url == $style||($this->url.$url==$style)||($this->url."/".$url==$style)||($this->base."/".$url==$style))
$found = true;
}
if (!$found)
$this->document->addStyleSheet($style);
}
}
?>