/**
* Render conditional css link
*
* @param array $cond_css
* Conditional css list that each element contain 2 sub-elements:
* - URL link
* - Attributes of css link, it is associate array with 3 keys
* + mine: link type attribute
* + media: link media attibute
* + attribs: other attributes
*
* @return string
*/
function renderConditionalCSS($condCss)
{
$data = "\n";
$urlPath = new T3Path();
foreach ($condCss as $css) {
// Get url path & link attributes
$url = preg_replace('/^templates\\/' . T3_ACTIVE_TEMPLATE . '\\//', '', $css['url']);
$paths = $urlPath->get($url, true);
if ($paths) {
$media = $css['media'];
$cond = $css['condition'];
$type = $css['type'];
// Generate links
$paths = array_reverse($paths);
foreach ($paths as $path) {
$data .= "<!--[if {$cond}]><link href=\"{$path[1]}\" type=\"{$type}\" rel=\"stylesheet\" ";
if (!empty($media)) {
$data .= "media=\"{$media}\" ";
}
$data .= "/><![endif]--> \n";
// Check and add rtl file
$rtl_path = str_replace('.css', '-rtl.css', $path[0]);
if (T3Common::isRTL() && is_file($rtl_path)) {
$rtl_path = str_replace('.css', '-rtl.css', $path[1]);
$data .= "<!--[if {$cond}]><link href=\"{$rtl_path}\" type=\"{$type}\" rel=\"stylesheet\" ";
if (!empty($media)) {
$data .= "media=\"{$media}\" ";
}
$data .= "/><![endif]--> \n";
}
}
}
}
return $data;
}
/**
* Execute css/js optimizing base on joomla document object
*
* @return void
*/
public static function proccess()
{
$document = JFactory::getDocument();
$urlPath = new T3Path();
//proccess stylesheets
$themes = T3Common::get_active_themes();
//$themes[] = array('core', 'default'); //default now move to template root folder
//$themes[] = array('engine', 'default');
$themes = array_reverse($themes);
$scripts = array();
$css_urls = array();
$css_urls['site'] = array();
foreach ($themes as $theme) {
$css_urls[$theme[0] . '.' . $theme[1]] = array();
}
foreach ($themes as $theme) {
$css_urls[$theme[0] . '.' . $theme[1] . '-browser'] = array();
}
if (T3Common::isRTL()) {
foreach ($themes as $theme) {
$css_urls[$theme[0] . '.' . $theme[1] . '-rtl'] = array();
}
}
//$bname = T3Common::getBrowserSortName();
//$bver = T3Common::getBrowserMajorVersion();
$optimize_css = T3Parameter::_getParam('optimize_css', 2);
$optimize_js = T3Parameter::_getParam('optimize_js', 2);
foreach ($document->_styleSheets as $strSrc => $strAttr) {
$path = T3Head::cleanUrl($strSrc);
if (!$path || !preg_match('#\\.css$#', $path)) {
//External url
$css_urls['site'][] = array('', $strSrc);
continue;
}
$intemplate = false;
if (preg_match('/^templates\\/' . T3_ACTIVE_TEMPLATE . '\\//', $path)) {
$path = preg_replace('/^templates\\/' . T3_ACTIVE_TEMPLATE . '\\//', '', $path);
$intemplate = true;
}
$paths = array();
//$paths[] = array ('', $path, $strSrc); //The third element is the original url
$paths[] = array('', $path);
// Fix when source code in subfolder
//if ($intemplate) {
//only load other css files if in T3v2 template
$ext = '';
if (preg_match('#\\.[^.]+$#', $path, $matches)) {
$ext = $matches[0];
}
//if ($ext) {
//$paths[] = array('-browser', str_replace($ext, "-$bname$ext", $path));
//$paths[] = array('-browser', str_replace($ext, "-$bname$bver$ext", $path));
//if (T3Common::isRTL()) {
//$paths[] = array('-rtl', str_replace($ext, "-rtl$ext", $path));
//$paths[] = array('-rtl', str_replace($ext, "-$bname-rtl$ext", $path));
//$paths[] = array('-rtl', str_replace($ext, "-$bname$bver-rtl$ext", $path));
//}
//}
if ($ext && T3Common::isRTL()) {
$paths[] = array('-rtl', str_replace($ext, "-rtl{$ext}", $path));
}
//}
foreach ($paths as $path) {
//
if ($intemplate) {
$urls = $urlPath->get($path[1], true);
if ($urls) {
foreach ($urls as $theme => $url) {
$url[] = $strAttr;
$css_urls[$theme . $path[0]][$url[0]] = $url;
}
}
} else {
if (is_file(T3Path::path($path[1]))) {
$css_urls['site'][T3Path::path($path[1])] = array(T3Path::path($path[1]), count($path) > 2 ? $path[2] : T3Path::url($path[1]), $strAttr);
//use original url ($path[2]) if exists
}
}
}
}
// Remove current stylesheets
$document->_styleSheets = array();
foreach ($document->_scripts as $strSrc => $strType) {
$srcurl = T3Head::cleanUrl($strSrc);
if (!$srcurl || !preg_match('#\\.js$#', $srcurl)) {
$scrips[] = array('', $strSrc);
continue;
}
if (preg_match('/^templates\\/' . T3_ACTIVE_TEMPLATE . '\\//', $srcurl)) {
//in template
$srcurl = preg_replace('/^templates\\/' . T3_ACTIVE_TEMPLATE . '\\//', '', $srcurl);
$path = str_replace('/', DS, $srcurl);
$url = $urlPath->get($path);
if ($url) {
$scrips[] = $url;
}
} else {
// Don't read file content => keep original link
if ($optimize_js < 1) {
$scrips[] = array('', $strSrc);
continue;
}
$path = str_replace('/', DS, $srcurl);
$scrips[] = array(JPATH_SITE . DS . $path, JURI::base(true) . '/' . $srcurl);
}
}
//remove current scripts
$document->_scripts = array();
$tmp_css_urls = false;
do {
$tmp_css_urls = T3Head::optimizecss($css_urls);
} while ($tmp_css_urls === false);
$css_urls = $tmp_css_urls;
//if ($url) $css_urls = array(array(array('', $url)));
//re-add stylesheet to head
foreach ($css_urls as $urls) {
foreach ($urls as $url) {
if (count($url) > 2) {
$attrs = $url[2];
$document->addStylesheet($url[1], $attrs['mime'], $attrs['media'], $attrs['attribs']);
} else {
$document->addStylesheet($url[1]);
}
}
}
$tmp_scrips = false;
do {
$tmp_scrips = T3Head::optimizejs($scrips);
} while ($tmp_scrips === false);
$scrips = $tmp_scrips;
//re-add stylesheet to head
foreach ($scrips as $url) {
$document->addScript($url[1]);
}
}
function proccess()
{
$document =& JFactory::getDocument();
//proccess stylesheets
$themes = T3Common::get_active_themes();
//$themes[] = array('core', 'default'); //default now move to template root folder
//$themes[] = array('engine', 'default');
$themes = array_reverse($themes);
$scripts = array();
$css_urls = array();
$css_urls['site'] = array();
foreach ($themes as $theme) {
$css_urls[$theme[0] . '.' . $theme[1]] = array();
}
foreach ($themes as $theme) {
$css_urls[$theme[0] . '.' . $theme[1] . '-browser'] = array();
}
if (T3Common::isRTL()) {
foreach ($themes as $theme) {
$css_urls[$theme[0] . '.' . $theme[1] . '-rtl'] = array();
}
}
$bname = T3Common::getBrowserSortName();
$bver = T3Common::getBrowserMajorVersion();
$optimize_css = T3Parameter::get('optimize_css', 2);
$optimize_js = T3Parameter::get('optimize_js', 2);
foreach ($document->_styleSheets as $strSrc => $strAttr) {
$path = T3Head::cleanUrl($strSrc);
if (!$path) {
//External url
$css_urls['site'][] = array('', $strSrc);
continue;
}
$intemplate = false;
if (preg_match('/^templates\\/' . T3_ACTIVE_TEMPLATE . '\\//', $path)) {
$path = preg_replace('/^templates\\/' . T3_ACTIVE_TEMPLATE . '\\//', '', $path);
$intemplate = true;
}
/*
if (!$intemplate && $optimize_css < 2) // don't read file content => keep original link
{
$css_urls['site'][] = array ('', $strSrc);
continue;
}
*/
$paths = array();
$paths[] = array('', $path, $strSrc);
//The third element is the original url
//if ($intemplate) {
//only load other css files if in T3v2 template
$ext = '';
if (preg_match('#\\.[^.]+$#', $path, $matches)) {
$ext = $matches[0];
}
//$file_info = pathinfo($path);
//$ext = $file_info['extension'];
if ($ext) {
$paths[] = array('-browser', str_replace($ext, "-{$bname}{$ext}", $path));
$paths[] = array('-browser', str_replace($ext, "-{$bname}{$bver}{$ext}", $path));
if (T3Common::isRTL()) {
$paths[] = array('-rtl', str_replace($ext, "-rtl{$ext}", $path));
$paths[] = array('-rtl', str_replace($ext, "-{$bname}-rtl{$ext}", $path));
$paths[] = array('-rtl', str_replace($ext, "-{$bname}{$bver}-rtl{$ext}", $path));
}
}
//}
foreach ($paths as $path) {
//
if ($intemplate) {
if ($urls = T3Path::get($path[1], true)) {
foreach ($urls as $theme => $url) {
$css_urls[$theme . $path[0]][$url[0]] = $url;
}
}
} else {
if (is_file(T3Path::path($path[1]))) {
$css_urls['site'][T3Path::path($path[1])] = array(T3Path::path($path[1]), count($path) > 2 ? $path[2] : T3Path::url($path[1]));
}
//use original url ($path[2]) if exists
}
}
}
//remove current stylesheets
$document->_styleSheets = array();
foreach ($document->_scripts as $strSrc => $strType) {
$srcurl = T3Head::cleanUrl($strSrc);
if (!$srcurl) {
$scrips[] = array('', $strSrc);
continue;
}
if (preg_match('/^templates\\/' . T3_ACTIVE_TEMPLATE . '\\//', $srcurl)) {
//in template
$srcurl = preg_replace('/^templates\\/' . T3_ACTIVE_TEMPLATE . '\\//', '', $srcurl);
$path = str_replace('/', DS, $srcurl);
if ($url = T3Path::get($path)) {
$scrips[] = $url;
}
} else {
if ($optimize_js < 1) {
$scrips[] = array('', $strSrc);
continue;
}
$path = str_replace('/', DS, $srcurl);
$scrips[] = array(JPATH_SITE . DS . $path, JURI::base(true) . '/' . $srcurl);
}
}
//remove current scripts
$document->_scripts = array();
$css_urls = T3Head::optimizecss($css_urls);
//if ($url) $css_urls = array(array(array('', $url)));
//re-add stylesheet to head
foreach ($css_urls as $urls) {
foreach ($urls as $url) {
$document->addStylesheet($url[1]);
}
}
$scrips = T3Head::optimizejs($scrips);
//re-add stylesheet to head
foreach ($scrips as $url) {
$document->addScript($url[1]);
}
}