/**
*
* @param type $m
* @param type $cdn
* @param type $dir
* @return type
*/
public function cdnCB($m, $dir)
{
$sPath = (isset($m[2]) && $m[2] != '/' ? '/' . $dir . '/' : '') . (isset($m[3]) ? $m[3] : '') . (isset($m[4]) ? $m[4] : '') . (isset($m[5]) ? $m[5] : '') . (isset($m[6]) ? $m[6] : '');
return JchOptimizeHelper::cookieLessDomain($this->params, $sPath);
}
/**
* Callback function to correct urls in aggregated css files
*
* @param array $aMatches Array of all matches
* @return string Correct url of images from aggregated css file
*/
public function _correctUrlCB($aMatches, $aUrl)
{
if (empty($aMatches[1]) || preg_match('#^(?:\\(|/\\*)#', $aMatches[0])) {
return $aMatches[0];
}
$sImageUrl = $aMatches[1];
$sCssFileUrl = empty($aUrl['url']) ? '' : $aUrl['url'];
if (JchOptimizeUrl::isHttpScheme($sImageUrl)) {
if ((JchOptimizeUrl::isInternal($sCssFileUrl) || $sCssFileUrl == '') && JchOptimizeUrl::isInternal($sImageUrl)) {
$sImageUrl = JchOptimizeUrl::toRootRelative($sImageUrl, $sCssFileUrl);
$oImageUri = clone JchPlatformUri::getInstance($sImageUrl);
$aStaticFiles = $this->params->get('pro_staticfiles', array('css', 'js', 'jpe?g', 'gif', 'png', 'ico', 'bmp', 'pdf'));
unset($aStaticFiles[0]);
$sStaticFiles = implode('|', $aStaticFiles);
$aFontFiles = $this->fontFiles();
$sFontFiles = implode('|', $aFontFiles);
if (preg_match('#\\.(?>' . $sStaticFiles . ')#', $oImageUri->getPath())) {
$sImageUrl = JchOptimizeHelper::cookieLessDomain($this->params, $oImageUri->toString(array('path')));
} elseif ($this->params->get('pro_cookielessdomain_enable', '0') && preg_match('#\\.(?>' . $sFontFiles . ')#', $oImageUri->getPath())) {
$oUri = clone JchPlatformUri::getInstance();
$sImageUrl = '//' . $oUri->toString(array('host', 'port')) . $oImageUri->toString(array('path'));
}
} else {
if (!JchOptimizeUrl::isAbsolute($sImageUrl)) {
$sImageUrl = JchOptimizeUrl::toAbsolute($sImageUrl, $sCssFileUrl);
}
}
}
$sImageUrl = preg_match('#(?<!\\\\)[\\s\'"(),]#', $sImageUrl) ? '"' . $sImageUrl . '"' : $sImageUrl;
return $sImageUrl;
}
/**
*
* @return type
*/
protected function cookieLessDomain($sType)
{
if ($this->params->get('pro_cookielessdomain_enable', '0') && in_array($sType, $this->params->get('pro_staticfiles', array('css', 'js', 'jpe?g', 'gif', 'png', 'ico', 'bmp', 'pdf')))) {
return JchOptimizeHelper::cookieLessDomain($this->params, JchPlatformPaths::assetPath(TRUE));
}
return JchPlatformPaths::assetPath();
}
/**
* Callback function to correct urls in aggregated css files
*
* @param array $aMatches Array of all matches
* @return string Correct url of images from aggregated css file
*/
public function _correctUrlCB($aMatches)
{
//JCH_DEBUG ? JchPlatformProfiler::mark('beforeCorrectUrl plgSystem (JCH Optimize)') : null;
if (preg_match('#^(?:\\(|/(?:/|\\*))#', $aMatches[0])) {
return $aMatches[0];
}
if ($aMatches[0] == '') {
return ' ';
}
$sUriBase = JchPlatformUri::base(TRUE);
$sImageUrl = $aMatches[1];
$sCssFileUrl = isset($this->aUrl['url']) ? $this->aUrl['url'] : '/';
if (preg_match('#^data:#', $sImageUrl)) {
return $sImageUrl;
}
if (!preg_match('#^/|://#', $sImageUrl)) {
$aCssUrlArray = explode('/', $sCssFileUrl);
array_pop($aCssUrlArray);
$sCssRootPath = implode('/', $aCssUrlArray) . '/';
$sImagePath = $sCssRootPath . $sImageUrl;
$oImageUri = clone JchPlatformUri::getInstance($sImagePath);
$sUriPath = preg_replace('#^' . preg_quote($sUriBase, '#') . '/#', '', $oImageUri->getPath());
$oImageUri->setPath($sUriBase . '/' . $sUriPath);
$sImageUrl = $oImageUri->toString();
}
if (JchOptimizeHelper::isInternal($sCssFileUrl) && JchOptimizeHelper::isInternal($sImageUrl)) {
$oImageUri = clone JchPlatformUri::getInstance($sImageUrl);
$aStaticFiles = $this->staticFiles();
$sStaticFiles = implode('|', $aStaticFiles);
$aFontFiles = $this->fontFiles();
$sFontFiles = implode('|', $aFontFiles);
if (preg_match('#\\.(?>' . $sStaticFiles . ')#', $oImageUri->getPath())) {
$sImageUrl = JchOptimizeHelper::cookieLessDomain($this->params) . $oImageUri->toString(array('path'));
} elseif (preg_match('#\\.php#', $oImageUri->getPath())) {
$sImageUrl = $oImageUri->toString(array('path', 'query', 'fragment'));
} elseif ($this->params->get('pro_cookielessdomain', '') && preg_match('#\\.(?>' . $sFontFiles . ')#', $oImageUri->getPath())) {
$oUri = clone JchPlatformUri::getInstance();
$sImageUrl = '//' . $oUri->toString(array('host', 'port')) . $oImageUri->toString(array('path'));
} else {
$sImageUrl = $oImageUri->toString(array('path'));
}
}
//JCH_DEBUG ? JchPlatformProfiler::mark('afterCorrectUrl plgSystem (JCH Optimize)') : null;
$sImageUrl = preg_match('#(?<!\\\\)[\\s\'"(),]#', $sImageUrl) ? '"' . $sImageUrl . '"' : $sImageUrl;
return $sImageUrl;
}
/**
* Callback function to correct urls in aggregated css files
*
* @param array $aMatches Array of all matches
* @return string Correct url of images from aggregated css file
*/
public function _correctUrlCB($aMatches, $aUrl)
{
if (!isset($aMatches[1]) || $aMatches[1] == '' || preg_match('#^(?:\\(|/(?:/|\\*))#', $aMatches[0])) {
return $aMatches[0];
}
$sUriBase = JchPlatformUri::base(TRUE);
$sImageUrl = $aMatches[1];
$sCssFileUrl = isset($aUrl['url']) ? $aUrl['url'] : '/';
if (!preg_match('#^data:#', $sImageUrl)) {
if (!preg_match('#^/|://#', $sImageUrl)) {
$aCssUrlArray = explode('/', $sCssFileUrl);
array_pop($aCssUrlArray);
$sCssRootPath = implode('/', $aCssUrlArray) . '/';
$sImagePath = $sCssRootPath . $sImageUrl;
$oImageUri = clone JchPlatformUri::getInstance($sImagePath);
if (JchOptimizeHelper::isInternal($sCssFileUrl)) {
$sUriPath = preg_replace('#^' . preg_quote($sUriBase, '#') . '/#', '', $oImageUri->getPath());
$oImageUri->setPath($sUriBase . '/' . $sUriPath);
$sImageUrl = $oImageUri->toString();
} else {
$oImageUri->setPath($oImageUri->getPath());
$sImageUrl = ($oImageUri->toString(array('scheme')) ? '' : '//') . $oImageUri->toString();
}
}
if (JchOptimizeHelper::isInternal($sCssFileUrl) && JchOptimizeHelper::isInternal($sImageUrl)) {
$oImageUri = clone JchPlatformUri::getInstance($sImageUrl);
$aStaticFiles = $this->params->get('pro_staticfiles', array('css', 'js', 'jpe?g', 'gif', 'png', 'ico', 'bmp', 'pdf'));
$sStaticFiles = implode('|', $aStaticFiles);
$aFontFiles = $this->fontFiles();
$sFontFiles = implode('|', $aFontFiles);
if (preg_match('#\\.(?>' . $sStaticFiles . ')#', $oImageUri->getPath())) {
$sImageUrl = JchOptimizeHelper::cookieLessDomain($this->params, $oImageUri->toString(array('path')));
} elseif (preg_match('#\\.php#', $oImageUri->getPath())) {
$sImageUrl = $oImageUri->toString(array('path', 'query', 'fragment'));
} elseif ($this->params->get('pro_cookielessdomain_enable', '0') && preg_match('#\\.(?>' . $sFontFiles . ')#', $oImageUri->getPath())) {
$oUri = clone JchPlatformUri::getInstance();
$sImageUrl = '//' . $oUri->toString(array('host', 'port')) . $oImageUri->toString(array('path'));
} else {
$sImageUrl = $oImageUri->toString(array('path'));
}
}
}
$sImageUrl = preg_match('#(?<!\\\\)[\\s\'"(),]#', $sImageUrl) ? '"' . $sImageUrl . '"' : $sImageUrl;
return $sImageUrl;
}
/**
* Generates sprite image and return background positions for image replaced with sprite
*
* @param array $aMatches Array of css declarations and image url to be included in sprite
* @param object $oSpriteGen Object of sprite generator
* @return array
*/
public function generateSprite($aMatches, $oSpriteGen)
{
$aDeclaration = $aMatches[0];
$aImages = $aMatches[1];
$oSpriteGen->CreateSprite($aImages);
$aSpriteCss = $oSpriteGen->GetCssBackground();
$aPatterns = array();
$aPatterns[0] = '#background-image:#';
// Background image declaration regex
$aPatterns[1] = '#(background:[^;}]*)\\b' . '((?:top|bottom|left|right|center|-?[0-9]+(?:%|[c-x]{2})?)' . '\\s(?:top|bottom|left|right|center|-?[0-9]+(?:%|[c-x]{2})?))([^;}]*[;}])#';
$aPatterns[2] = '#url\\((?=[^\\)]+\\.(?:png|gif|jpe?g))[^\\)]+\\)#';
//Background image regex
$aPatterns[3] = '#background-position:[^;}]+;?#';
//Background position declaration regex
$sSpriteName = $oSpriteGen->GetSpriteFilename();
$aSearch = array();
for ($i = 0; $i < count($aSpriteCss); $i++) {
if (isset($aSpriteCss[$i])) {
$aSearch['needles'][] = $aDeclaration[$i];
$spritepath = JchOptimizeHelper::cookieLessDomain($this->params) . JchPlatformPaths::spriteDir(TRUE) . $sSpriteName;
$aReplacements = array();
$aReplacements[0] = 'background:';
$aReplacements[1] = '$1$3';
$aReplacements[2] = 'url(' . $spritepath . ') ' . $aSpriteCss[$i];
$aReplacements[3] = '';
$sReplacement = preg_replace($aPatterns, $aReplacements, $aDeclaration[$i]);
if (is_null($sReplacement)) {
throw new Exception(JchPlatformUtility::translate('Error finding replacements for sprite background positions'));
}
$aSearch['replacements'][] = $sReplacement;
}
}
return $aSearch;
}
/**
* Returns url of aggregated file
*
* @param string $sFile Aggregated file name
* @param string $sType css or js
* @param mixed $bGz True (or 1) if gzip set and enabled
* @param number $sTime Expire header time
* @return string Url of aggregated file
*/
protected function buildUrl($sId, $sType)
{
$sPath = JchPlatformPaths::assetPath();
$iTime = (int) $this->params->get('lifetime', '30');
$bGz = $this->isGZ();
if ($this->params->get('htaccess', 0) == 1) {
$sUrl = JchOptimizeHelper::cookieLessDomain($this->params) . $sPath . JchPlatformPaths::rewriteBase() . ($bGz ? 'gz/' : 'nz/') . $iTime . '/JCHI/' . $sId . '.' . $sType;
} else {
$oUri = clone JchPlatformUri::getInstance();
$oUri->setPath($sPath . '2/jscss.php');
$aVar = array();
$aVar['f'] = $sId;
$aVar['type'] = $sType;
$aVar['gz'] = $bGz ? 'gz' : 'nz';
$aVar['d'] = $iTime;
$aVar['i'] = 'JCHI';
$oUri->setQuery($aVar);
$sUrl = htmlentities($oUri->toString(array('path', 'query')));
}
return $sUrl;
}
/**
*
* @return type
*/
protected function cookieLessDomain()
{
if (JchOptimizeHelper::cookieLessDomain($this->params)) {
return JchOptimizeHelper::cookieLessDomain($this->params) . JchPlatformPaths::assetPath(TRUE);
}
return JchPlatformPaths::assetPath();
}
/**
*
* @return type
*/
public function lazyLoadImages()
{
if ($this->params->get('pro_lazyload', '0')) {
JCH_DEBUG ? JchPlatformProfiler::start('LazyLoadImages') : null;
$sLazyLoadBodyHtml = preg_replace($this->getLazyLoadRegex(), 'data-src="$1" src="' . JchOptimizeHelper::cookieLessDomain($this->params) . JchPlatformPaths::imageFolder() . 'placeholder.gif" data-jchll="true"', $this->getBodyHtml());
if (is_null($sLazyLoadBodyHtml)) {
JchOptimizeLogger::log(JchPlatformUtility::translate('Lazy load images function failed'), $this->params);
return;
}
if (preg_match($this->getBodyRegex(), $sLazyLoadBodyHtml, $aBodyMatches) === FALSE || empty($aBodyMatches)) {
JchOptimizeLogger::log(JchPlatformUtility::translate('Failed retrieving body in lazy load images function'), $this->params);
return;
}
$this->sBodyHtml = $aBodyMatches[0];
JCH_DEBUG ? JchPlatformProfiler::stop('LazyLoadImages', TRUE) : null;
}
}
