/**
* Fetches HTML to be sent to browser
*
* @return string
*/
public function getHtml()
{
$sHtml = preg_replace($this->getHeadRegex(), JchOptimizeHelper::cleanReplacement($this->sHeadHtml), $this->sHtml, 1);
if (is_null($sHtml) || $sHtml == '') {
throw new Exception('Error occured while trying to get html');
}
return $sHtml;
}
/**
* Prepare links for the combined files and insert them in the processed HTML
*
*/
public function insertJchLinks()
{
$aLinks = $this->oParser->getReplacedFiles();
if (!JchOptimizeHelper::isMsieLT10() && $this->params->get('combine_files_enable', '1')) {
if ($this->params->get('htaccess', 2) == 2) {
JchOptimizeHelper::checkModRewriteEnabled($this->params);
}
$replace_css_links = FALSE;
if ($this->params->get('css', 1) && !empty($aLinks['css'])) {
$sCssCacheId = $this->getCacheId($aLinks['css']);
$sCssCache = $this->getCombinedFiles($aLinks['css'], $sCssCacheId, 'css');
if ($this->params->get('pro_optimizeCssDelivery_enable', '0')) {
$sCriticalCss = '<style type="text/css">' . $this->sLnEnd . $sCssCache['criticalcss'] . $this->sLnEnd . '</style>' . $this->sLnEnd . '</head>';
$sHeadHtml = preg_replace('#</head>#i', JchOptimizeHelper::cleanReplacement($sCriticalCss), $this->oParser->getHeadHtml(), 1);
$this->oParser->setSearchArea($sHeadHtml, 'head');
$sUrl = $this->buildUrl($sCssCacheId, 'css');
$sUrl = str_replace('JCHI', '0', $sUrl);
$this->loadCssAsync($sUrl);
} else {
$replace_css_links = TRUE;
}
}
if ($this->params->get('javascript', 1) && !empty($aLinks['js'])) {
$sJsCacheId = $this->getCacheId($aLinks['js']);
$this->getCombinedFiles($aLinks['js'], $sJsCacheId, 'js');
$this->replaceLinks($sJsCacheId, 'js');
}
if ($replace_css_links) {
$this->replaceLinks($sCssCacheId, 'css');
}
}
if (!empty($aLinks['img'])) {
$this->addImgAttributes($aLinks['img']);
}
$this->runCronTasks();
}
/**
* Returns processed html to be sent to the browser
*
* @return string
*/
public function getHtml()
{
$sHtml = parent::getHtml();
if ($this->sBodyHtml != '') {
$sHtml = preg_replace($this->getBodyRegex(), JchOptimizeHelper::cleanReplacement($this->sBodyHtml), $sHtml, 1);
if (is_null($sHtml) || $sHtml == '') {
throw new Exception('Error occured while trying to get HTML');
}
}
return $sHtml;
}
