/**
*
* @param type $aUrl
* @param type $sType
* @param type $oFileRetriever
* @return type
* @throws Exception
*/
public function cacheContent($aUrl, $sType, $oFileRetriever, $oCssParser, $bPrepare)
{
$sContent = '';
if (isset($aUrl['url'])) {
$sPath = JchOptimizeHelper::getFilePath($aUrl['url']);
$sContent .= $oFileRetriever->getFileContents($sPath);
} else {
if ($this->sAsyncUrl == '') {
$sContent .= $aUrl['content'];
}
}
if ($sType == 'css') {
$sContent = $oCssParser->addRightBrace($sContent);
$oCssParser->aUrl = $aUrl;
$sImportContent = preg_replace('#@import\\s(?:url\\()?[\'"]([^\'"]+)[\'"](?:\\))?#', '@import url($1)', $sContent);
if (is_null($sImportContent)) {
JchOptimizeLogger::log(sprintf(JchPlatformUtility::translate('Error occured trying to parse for @imports in %s'), $aUrl['url']), $this->params);
$sImportContent = $sContent;
}
$sContent = $sImportContent;
unset($sImportContent);
$sContent = $oCssParser->correctUrl($sContent, $aUrl);
$sContent = $this->replaceImports($sContent, $aUrl);
$sContent = $oCssParser->handleMediaQueries($sContent, $aUrl['media']);
if (function_exists('mb_convert_encoding')) {
$sContent = mb_convert_encoding($sContent, 'utf-8');
}
}
if ($sType == 'js' && trim($sContent) != '') {
if ($this->params->get('try_catch', '1')) {
$sContent = $this->addErrorHandler($sContent, $aUrl);
} else {
$sContent = $this->addSemiColon($sContent, $aUrl);
}
}
if ($bPrepare) {
$sContent = $this->minifyContent($sContent, $sType, $aUrl);
$sContent = $this->prepareContents($sContent);
}
return $sContent;
}
/**
* Callback function used to remove urls of css and js files in head tags
*
* @param array $aMatches Array of all matches
* @return string Returns the url if excluded, empty string otherwise
*/
protected function replaceScripts($aMatches)
{
if ((!isset($aMatches[1]) || trim($aMatches[1]) == '') && (!isset($aMatches[3]) || trim($aMatches[3]) == '')) {
return $aMatches[0];
}
$sType = $this->aCallbackArgs['type'];
$sEditor = JchOptimizeHelper::getEditorName();
$sUrl = $aMatches[1];
$sFile = isset($aMatches[2]) ? $aMatches[2] : '';
$sDeclaration = isset($aMatches[3]) ? $aMatches[3] : '';
$aExcludes = array();
$sPath = '';
//global $_PROFILER;
if (isset($this->aCallbackArgs['excludes'])) {
$aExcludes = $this->aCallbackArgs['excludes'];
}
$aExcludes['script'] = array_map(function ($sScript) {
return stripslashes($sScript);
}, $aExcludes['script']);
$aExcludes['script'] = array_merge($aExcludes['script'], array('document.write', 'var mapconfig90'));
$aExcludes['js'] = array_merge($aExcludes['js'], array('.com/maps/api/js', '.com/jsapi', '.com/uds', 'plugin_googlemap3', '.com/recaptcha/api'));
if ($sUrl != '') {
$sPath .= JchOptimizeHelper::getFilePath($sUrl);
}
$sMedia = '';
if ($sType == 'css' && preg_match('#media=(?(?=["\'])(?:["\']([^"\']+))|(\\w+))#i', $aMatches[0], $aMediaTypes) > 0) {
$sMedia .= $aMediaTypes[1] ? $aMediaTypes[1] : $aMediaTypes[2];
}
//JCH_DEBUG ? $_PROFILER->mark('beforeReplaceScript - ' . $sFile . ' plgSystem (JCH Optimize)') : null;
switch (TRUE) {
case isset($aExcludes['if']) && in_array($aMatches[0], $aExcludes['if']):
case $sUrl != '' && !empty($aExcludes[$sType]) && JchOptimizeHelper::findExcludes($aExcludes[$sType], $sUrl):
case $sEditor == 'artofeditor' && $sFile == 'ckeditor.js':
case $sType == 'js' && $sUrl != '' && $this->isEditorsExcluded($sUrl):
case $sUrl != '' && $this->isUrlFopenAllowed($sUrl):
case $sUrl != '' && preg_match('#^https#', $sUrl) && !extension_loaded('openssl'):
case $sUrl != '' && preg_match('#^data:#', $sUrl):
case $sDeclaration != '' && JchOptimizeHelper::findExcludes($aExcludes['script'], $sDeclaration, TRUE):
//JCH_DEBUG ? $_PROFILER->mark('afterReplaceScript - ' . $sFile . ' plgSystem (JCH Optimize)') : null;
return $aMatches[0];
case $sUrl == '' && trim($sDeclaration) != '':
$content = str_replace(array('<!--', '-->'), '', $sDeclaration);
$this->aLinks[$sType][] = array('content' => $content, 'match' => $aMatches[0]);
//JCH_DEBUG ? $_PROFILER->mark('afterReplaceScript - ' . $sFile . ' plgSystem (JCH Optimize)') : null;
return '';
case $this->aCallbackArgs['type'] == 'js':
$this->aCallbackArgs['counter']++;
$this->aLinks[$sType][] = array('url' => $sUrl, 'file' => $sFile, 'match' => $aMatches[0], 'path' => $sPath);
//JCH_DEBUG ? $_PROFILER->mark('afterReplaceScript - ' . $sFile . ' plgSystem (JCH Optimize)') : null;
return '<JCH_SCRIPT>';
case $this->aCallbackArgs['type'] == 'css':
$this->aLinks[$sType][] = array('url' => $sUrl, 'file' => $sFile, 'media' => $sMedia, 'match' => $aMatches[0], 'path' => $sPath);
//JCH_DEBUG ? $_PROFILER->mark('afterReplaceScript - ' . $sFile . ' plgSystem (JCH Optimize)') : null;
return '';
default:
JchOptimizeLogger::log(JText::_('Unknown match type'));
return $aMatches[0];
}
}
/**
*
* @param type $aImgs
*/
public function getCachedImgAttributes($aImgs)
{
$aImgAttributes = array();
$total = count($aImgs[0]);
for ($i = 0; $i < $total; $i++) {
$sUrl = !empty($aImgs[1][$i]) ? $aImgs[1][$i] : (!empty($aImgs[2][$i]) ? $aImgs[2][$i] : $aImgs[3][$i]);
if (empty($sUrl) || !$this->oParser->isHttpAdapterAvailable($sUrl) || preg_match('#^https#', $sUrl) && !extension_loaded('openssl') || preg_match('#^data:#', $sUrl)) {
$aImgAttributes[] = $aImgs[0][$i];
continue;
}
$sPath = JchOptimizeHelper::getFilePath($sUrl);
$aSize = getimagesize($sPath);
if ($aSize === false || empty($aSize) || $aSize[0] == '1' && $aSize[1] == '1') {
$aImgAttributes[] = $aImgs[0][$i];
continue;
}
$sImg = preg_replace('#(?:width|height)\\s*+=(?:\\s*+"([^">]*+)"|\\s*+\'([^\'>]*+)\'|([^\\s>]++))#i', '', $aImgs[0][$i]);
$aImgAttributes[] = preg_replace('#\\s*+/?>#', ' ' . $aSize[3] . ' />', $sImg);
}
return $aImgAttributes;
}
/**
* Callback function used to remove urls of css and js files in head tags
*
* @param array $aMatches Array of all matches
* @return string Returns the url if excluded, empty string otherwise
*/
public function replaceScripts($aMatches, $aCBArgs, $sSection)
{
$sUrl = isset($aMatches[1]) && $aMatches[1] != '' ? $aMatches[1] : (isset($aMatches[4]) ? $aMatches[4] : '');
$sFile = isset($aMatches[2]) && $aMatches[2] != '' ? $aMatches[2] : (isset($aMatches[5]) ? $aMatches[5] : '');
$sDeclaration = isset($aMatches[3]) && $aMatches[3] != '' ? $aMatches[3] : (isset($aMatches[6]) ? $aMatches[6] : '');
if (preg_match('#^<!--#', $aMatches[0]) || (trim($sUrl) == '' || trim($sUrl) == '/') && trim($sDeclaration) == '') {
return $aMatches[0];
}
$sType = preg_match('#^<script#i', $aMatches[0]) ? 'js' : 'css';
if ($sType == 'js' && !$this->params->get('javascript', '1')) {
return $aMatches[0];
}
if ($sType == 'css' && !$this->enableCssCompression()) {
return $aMatches[0];
}
$this->bPreserveOrder = (bool) (!($sType == 'css' && $this->params->get('pro_optimizeCssDelivery', '0') || $this->params->get('bottom_js', '0') || $sType == 'js' && $this->params->get('bottom_js', '0') == '1'));
$aExcludes = array();
$sPath = '';
if (isset($aCBArgs['excludes'])) {
$aExcludes = $aCBArgs['excludes'];
}
$aExcludes['script'] = array_map(function ($sScript) {
return stripslashes($sScript);
}, $aExcludes['script']);
$aExcludes['js'] = array_merge($aExcludes['js'], array('.com/maps/api/js', '.com/jsapi', '.com/uds', 'typekit.net'), JchPlatformExcludes::head('js'));
$aExcludes['css'] = array_merge($aExcludes['css'], array('fonts.googleapis.com'), JchPlatformExcludes::head('css'));
if ($sSection == 'body') {
$aExcludes['script'] = array_merge($aExcludes['script'], array('document.write'), JchPlatformExcludes::body('js', 'script'));
$aExcludes['js'] = array_merge($aExcludes['js'], array('.com/recaptcha/api'), JchPlatformExcludes::body('js'));
}
if ($sUrl != '') {
$sPath .= JchOptimizeHelper::getFilePath($sUrl);
}
$sMedia = '';
if ($sType == 'css' && preg_match('#media=(?(?=["\'])(?:["\']([^"\']+))|(\\w+))#i', $aMatches[0], $aMediaTypes) > 0) {
$sMedia .= $aMediaTypes[1] ? $aMediaTypes[1] : $aMediaTypes[2];
}
//JCH_DEBUG ? JchPlatformProfiler::mark('beforeReplaceScript - ' . $sFile . ' plgSystem (JCH Optimize)') : null;
switch (TRUE) {
case $sUrl != '' && $this->isDuplicated($sUrl):
$this->{'bExclude_' . $sType} = FALSE;
return '';
case $sUrl != '' && !empty($aExcludes[$sType]) && JchOptimizeHelper::findExcludes($aExcludes[$sType], $sUrl):
case $sPath != '' && $this->isHttpAdapterAvailable($sPath):
case $sUrl != '' && preg_match('#^https#', $sUrl) && !extension_loaded('openssl'):
case $sUrl != '' && preg_match('#^data:#', $sUrl):
case $sDeclaration != '' && $this->excludeDeclaration($sType):
case $sDeclaration != '' && JchOptimizeHelper::findExcludes($aExcludes['script'], $sDeclaration, TRUE):
case $sUrl != '' && $this->excludeExternalExtensions($sUrl):
//JCH_DEBUG ? JchPlatformProfiler::mark('afterReplaceScript - ' . $sFile . ' plgSystem (JCH Optimize)') : null;
$this->{'bExclude_' . $sType} = TRUE;
return $aMatches[0];
default:
$return = '';
if ($this->{'bExclude_' . $sType} && $this->bPreserveOrder) {
$this->{'bExclude_' . $sType} = FALSE;
$iIndex = ++$this->{'iIndex_' . $sType};
$return = '<JCH_' . strtoupper($sType) . $iIndex . '>';
} elseif (!$this->bPreserveOrder) {
$iIndex = 0;
} else {
$iIndex = $this->{'iIndex_' . $sType};
}
$array = array();
$array['match'] = $aMatches[0];
if ($sUrl == '' && trim($sDeclaration) != '') {
$content = JchOptimize\HTML_Optimize::cleanScript($sDeclaration);
$array['content'] = $content;
$id = $content;
} else {
$array['url'] = $sUrl;
$array['path'] = $sPath;
$array['file'] = $sFile;
$id = $sUrl;
}
if ($this->sFileHash != '') {
$array['id'] = md5($this->sFileHash . $id);
}
if ($sType == 'css') {
$array['media'] = $sMedia;
}
$this->aLinks[$sType][$iIndex][] = $array;
return $return;
}
}