/**
* Parse a less file to get all its overrides before compile
* @param string $path the less file
*/
public static function parse($path)
{
$rtpl_check = '@' . preg_quote(CANVAS_TEMPLATE_REL, '@') . '/@i';
$rtpl_less_check = '@' . preg_quote(CANVAS_TEMPLATE_REL, '@') . '/less/@i';
$app = JFactory::getApplication();
$theme = $app->getUserState('current_theme');
$dir = $app->getUserState('current_direction');
$is_rtl = $dir == 'rtl';
$less_rel_path = preg_replace($rtpl_less_check, '', $path);
$less_rel_dir = dirname($less_rel_path);
$less_rel_dir = $less_rel_dir == '.' ? '' : $less_rel_dir . '/';
// check path
$realpath = realpath(JPATH_ROOT . '/' . $path);
if (!is_file($realpath)) {
return false;
}
// get file content
$content = file_get_contents($realpath);
//remove vars.less
$content = preg_replace(self::$rimportvars, '', $content);
// split into array, separated by the import
$arr = preg_split(self::$rimport, $content, -1, PREG_SPLIT_DELIM_CAPTURE);
$arr[] = $less_rel_path;
$arr[] = '';
$list = array();
$rtl_list = array();
$list[$path] = '';
$import = false;
foreach ($arr as $chunk) {
if ($import) {
$import = false;
$import_url = CANVASPath::cleanPath(CANVAS_TEMPLATE_REL . '/less/' . $less_rel_dir . $chunk);
// if $url in template, get all its overrides
if (preg_match($rtpl_less_check, $import_url)) {
$less_rel_url = CANVASPath::cleanPath($less_rel_dir . $chunk);
$array = CANVASPath::getAllPath('less/' . $less_rel_url, true);
if ($theme) {
$array = array_merge($array, CANVASPath::getAllPath('less/themes/' . $theme . '/' . $less_rel_url, true));
}
foreach ($array as $f) {
// add file in template only
if (preg_match($rtpl_check, $f)) {
$list[$f] = CANVASPath::relativePath(dirname($path), $f);
}
}
// rtl overrides
if ($is_rtl) {
$array = CANVASPath::getAllPath('less/rtl/' . $less_rel_url, true);
if ($theme) {
$array = array_merge($array, CANVASPath::getAllPath('less/rtl/themes/' . $theme . '/' . $less_rel_url, true));
}
foreach ($array as $f) {
// add file in template only
if (preg_match($rtpl_check, $f)) {
$rtl_list[$f] = CANVASPath::relativePath(dirname($path), $f);
}
}
}
} else {
$list[$import_url] = $chunk;
}
} else {
$import = true;
$list[$chunk] = false;
}
}
// remove itself
unset($list[$path]);
// join rtl
if ($is_rtl) {
$list["\n\n#" . self::$krtlsep . "{content: \"separator\";}\n\n"] = false;
$list = array_merge($list, $rtl_list);
}
return $list;
}
/**
* Add some other condition assets (css, javascript). Use to parse /etc/assets.xml
*
* @return null
*/
function addExtraAssets()
{
$base = JURI::base(true);
$regurl = '#(http|https)://([a-zA-Z0-9.]|%[0-9A-Za-z]|/|:[0-9]?)*#iu';
$afiles = CANVASPath::getAllPath('etc/assets.xml');
foreach ($afiles as $afile) {
if (is_file($afile)) {
//load xml
$axml = JFactory::getXML($afile);
//process if exist
if ($axml) {
foreach ($axml as $node => $nodevalue) {
//ignore others node
if ($node == 'stylesheets' || $node == 'scripts') {
foreach ($nodevalue->file as $file) {
$compatible = (string) $file['compatible'];
if ($compatible) {
$parts = explode(' ', $compatible);
$operator = '=';
//exact equal to
$operand = $parts[0];
if (count($parts) == 2) {
$operator = $parts[0];
$operand = $parts[1];
}
//compare with Joomla version
if (!version_compare(JVERSION, $operand, $operator)) {
continue;
}
}
$url = (string) $file;
if (substr($url, 0, 2) == '//') {
//external link
} else {
if ($url[0] == '/') {
//absolute link from based folder
$url = is_file(JPATH_ROOT . $url) ? $base . $url : false;
} else {
if (!preg_match($regurl, $url)) {
//not match a full url -> sure internal link
$url = CANVASPath::getUrl($url);
// so get it
}
}
}
if ($url) {
if ($node == 'stylesheets') {
$type = $file['type'] ? (string) $file['type'] : 'text/css';
$media = $file['media'] ? (string) $file['media'] : null;
$this->addStylesheet($url, $type, $media);
} else {
$type = $file['type'] ? (string) $file['type'] : 'text/javascript';
$defer = $file['defer'] ? (bool) $file['defer'] : false;
$async = $file['async'] ? (bool) $file['async'] : false;
$this->addScript($url, $type, $defer, $async);
}
}
}
}
}
}
}
}
// template extended styles
$aparams = $this->_tpl->params->toArray();
$extras = array();
$itemid = JFactory::getApplication()->input->get('Itemid');
foreach ($aparams as $name => $value) {
if (preg_match('/^theme_extras_(.+)$/', $name, $m)) {
$extras[$m[1]] = $value;
}
}
if (count($extras)) {
foreach ($extras as $extra => $pages) {
if (!is_array($pages) || !count($pages) || in_array(0, $pages)) {
continue;
// disabled
}
if (in_array(-1, $pages) || in_array($itemid, $pages)) {
// load this style
$this->addCss('extras/' . $extra);
}
}
}
// load addon lib scripts/styles
// -------------------------------------------
// load holder.js
if ($this->params->get('load_holder_js', 1)) {
$this->addScript(CANVAS_URL . '/js/holder.js');
}
// load wow.js
if ($this->params->get('load_wow_js', 1)) {
$this->addScript(CANVAS_URL . '/js/wow.min.js');
}
// load animate.css
if ($this->params->get('load_animate_css', 1)) {
$this->addStyleSheet(CANVAS_URL . '/css/animate.min.css');
}
}
