/**
* Update head - detect if devmode or themermode is enabled and less file existed, use less file instead of css
* We also detect and update jQuery, Bootstrap to use T3 assets
*
* @return null
*/
function updateHead()
{
//state parameters
$devmode = $this->getParam('devmode', 0);
$themermode = $this->getParam('themermode', 1) && defined('T3_THEMER');
$theme = $this->getParam('theme', '');
$minify = $this->getParam('minify', 0);
$minifyjs = $this->getParam('minify_js', 0);
// detect RTL
$doc = JFactory::getDocument();
$dir = $doc->direction;
$is_rtl = $dir == 'rtl';
// As Joomla 3.0 bootstrap is buggy, we will not use it
// We also prevent both Joomla bootstrap and T3 bootsrap are loaded
// And upgrade jquery as our Framework require jquery 1.7+ if we are loading jquery from google
$scripts = array();
if (version_compare(JVERSION, '3.0', 'ge')) {
$t3bootstrap = false;
$jabootstrap = false;
foreach ($doc->_scripts as $url => $script) {
if (strpos($url, T3_URL . '/bootstrap/js/bootstrap.js') !== false) {
$t3bootstrap = true;
if ($jabootstrap) {
//we already have the Joomla bootstrap and we also replace to T3 bootstrap
continue;
}
}
if (preg_match('@media/jui/js/bootstrap(.min)?.js@', $url)) {
if ($t3bootstrap) {
//we have T3 bootstrap, no need to add Joomla bootstrap
continue;
} else {
$scripts[T3_URL . '/bootstrap/js/bootstrap.js'] = $script;
}
$jabootstrap = true;
} else {
$scripts[$url] = $script;
}
}
$doc->_scripts = $scripts;
$scripts = array();
}
// VIRTUE MART / JSHOPPING compatible
foreach ($doc->_scripts as $url => $script) {
$replace = false;
if (strpos($url, '//ajax.googleapis.com/ajax/libs/jquery/') !== false && preg_match_all('@/jquery/(\\d+(\\.\\d+)*)?/@msU', $url, $jqver) || preg_match_all('@(^|\\/)jquery([-_]*(\\d+(\\.\\d+)+))?(\\.min)?\\.js@i', $url, $jqver)) {
$idx = strpos($url, '//ajax.googleapis.com/ajax/libs/jquery/') !== false ? 1 : 3;
if (is_array($jqver) && isset($jqver[$idx]) && isset($jqver[$idx][0])) {
$jqver = explode('.', $jqver[$idx][0]);
if (isset($jqver[0]) && (int) $jqver[0] <= 1 && isset($jqver[1]) && (int) $jqver[1] < 7) {
$scripts[T3_URL . '/js/jquery-1.11.2' . ($devmode ? '' : '.min') . '.js'] = $script;
$replace = true;
}
}
}
if (!$replace) {
$scripts[$url] = $script;
}
}
$doc->_scripts = $scripts;
// end update javascript
//Update css/less based on devmode and themermode
$root = JURI::root(true);
$current = JURI::current();
// $regex = '@' . preg_quote(T3_TEMPLATE_REL) . '/css/(rtl/)?(.*)\.css((\?|\#).*)?$@i';
$regex = '@' . preg_quote(T3_TEMPLATE_REL) . '/(.*)\\.css((\\?|\\#).*)?$@i';
$stylesheets = array();
foreach ($doc->_styleSheets as $url => $css) {
// detect if this css in template css
if (preg_match($regex, $url, $match)) {
$fname = $match[1];
// remove rtl
$fname = preg_replace('@(^|/)rtl/@mi', '\\1', $fname);
// remove local
$fname = preg_replace('@^local/@mi', '', $fname);
// if (($devmode || $themermode) && is_file(T3_TEMPLATE_PATH . '/less/' . $fname . '.less')) {
if ($devmode || $themermode) {
// less file
$lfname = preg_replace('@(^|/)css/@mi', '\\1less/', $fname);
if (is_file(T3_TEMPLATE_PATH . '/' . $lfname . '.less')) {
if ($themermode) {
$newurl = T3_TEMPLATE_URL . '/' . $lfname . '.less';
$css['mime'] = 'text/less';
} else {
T3::import('core/less');
$newurl = T3Less::buildCss(T3Path::cleanPath(T3_TEMPLATE_REL . '/' . $lfname . '.less'), true);
}
$stylesheets[$newurl] = $css;
continue;
}
}
$uri = null;
// detect css available base on direction & theme
if ($is_rtl && $theme) {
// rtl css file
$altfname = preg_replace('@(^|/)css/@mi', '\\1css/rtl/' . $theme . '/', $fname);
$uri = T3Path::getUrl($altfname . '.css');
}
if (!$uri && $is_rtl) {
$altfname = preg_replace('@(^|/)css/@mi', '\\1css/rtl/', $fname);
$uri = T3Path::getUrl($altfname . '.css');
}
if (!$uri && $theme) {
$altfname = preg_replace('@(^|/)css/@mi', '\\1css/themes/' . $theme . '/', $fname);
$uri = T3Path::getUrl($altfname . '.css');
}
if (!$uri) {
$uri = T3Path::getUrl($fname . '.css');
}
if ($uri) {
$stylesheets[$uri] = $css;
}
continue;
}
$stylesheets[$url] = $css;
}
// update back
$doc->_styleSheets = $stylesheets;
//only check for minify if devmode is disabled
if (!$devmode && ($minify || $minifyjs)) {
T3::import('core/minify');
if ($minify) {
T3Minify::optimizecss($this);
}
if ($minifyjs) {
T3Minify::optimizejs($this);
}
}
}
public static function addAssets()
{
$japp = JFactory::getApplication();
$user = JFactory::getUser();
//do nothing when site is offline and user has not login (the offline page is only show login form)
if ($japp->getCfg('offline') && !$user->authorise('core.login.offline')) {
return;
}
$jdoc = JFactory::getDocument();
$params = $japp->getTemplate(true)->params;
if (defined('T3_THEMER') && $params->get('themermode', 1)) {
$jdoc->addStyleSheet(T3_URL . '/css/thememagic.css');
$jdoc->addScript(T3_URL . '/js/thememagic.js');
$theme = $params->get('theme');
$params = new JRegistry();
$themeinfo = new stdClass();
if ($theme) {
$themepath = T3_TEMPLATE_PATH . '/less/themes/' . $theme;
if (file_exists($themepath . '/variables-custom.less')) {
if (!class_exists('JRegistryFormatLESS')) {
include_once T3_ADMIN_PATH . '/includes/format/less.php';
}
//default variables
$varfile = T3_TEMPLATE_PATH . '/less/variables.less';
if (file_exists($varfile)) {
$params->loadString(JFile::read($varfile), 'LESS');
//get all less files in "theme" folder
$others = JFolder::files($themepath, '.less');
foreach ($others as $other) {
//get those developer custom values
if ($other == 'variables.less') {
$devparams = new JRegistry();
$devparams->loadString(JFile::read($themepath . '/variables.less'), 'LESS');
//overwrite the default variables
foreach ($devparams->toArray() as $key => $value) {
$params->set($key, $value);
}
}
//ok, we will import it later
if ($other != 'variables-custom.less' && $other != 'variables.less') {
$themeinfo->{$other} = true;
}
}
//load custom variables
$cparams = new JRegistry();
$cparams->loadString(JFile::read($themepath . '/variables-custom.less'), 'LESS');
//and overwrite those defaults variables
foreach ($cparams->toArray() as $key => $value) {
$params->set($key, $value);
}
}
}
}
$cache = array();
// a little security
if ($user->authorise('core.manage', 'com_templates') || isset($_SERVER['HTTP_REFERER']) && strpos($_SERVER['HTTP_REFERER'], JUri::base() . 'administrator') !== false) {
T3::import('core/path');
$baseurl = JUri::base();
//should we provide a list of less path
foreach (array(T3_TEMPLATE_PATH . '/less', T3_PATH . '/bootstrap/less', T3_PATH . '/less') as $lesspath) {
if (is_dir($lesspath)) {
$lessfiles = JFolder::files($lesspath, '.less', true, true);
if (is_array($lessfiles)) {
foreach ($lessfiles as $less) {
$path = ltrim(str_replace(array(JPATH_ROOT, '\\'), array('', '/'), $less), '/');
$path = T3Path::cleanPath($path);
$fullurl = $baseurl . preg_replace('@(\\+)|(/+)@', '/', $path);
$cache[$fullurl] = JFile::read($less);
}
}
}
}
}
$jdoc->addScriptDeclaration('
var T3Theme = window.T3Theme || {};
T3Theme.vars = ' . json_encode($params->toArray()) . ';
T3Theme.others = ' . json_encode($themeinfo) . ';
T3Theme.theme = \'' . $theme . '\';
T3Theme.template = \'' . T3_TEMPLATE . '\';
T3Theme.base = \'' . JURI::base() . '\';
T3Theme.cache = ' . json_encode($cache) . ';
if(typeof less != \'undefined\'){
//we need to build one - cause the js will have unexpected behavior
try{
if(window.parent != window &&
window.parent.T3Theme &&
window.parent.T3Theme.applyLess){
window.parent.T3Theme.applyLess(true);
} else {
less.refresh();
}
} catch(e){
}
}');
}
}
public static function cb_import_path($match)
{
$f = $match[1];
$newf = T3Path::cleanPath(self::$_path . $f);
return str_replace($f, $newf, $match[0]);
}
public static function addStylesheet($lesspath)
{
// build less vars, once only
static $vars_built = false;
$t3less = T3Less::getInstance();
if (!$vars_built) {
self::buildVars();
$vars_built = true;
}
$app = JFactory::getApplication();
$tpl = $app->getTemplate(true);
$theme = $tpl->params->get('theme');
$doc = JFactory::getDocument();
if (defined('T3_THEMER')) {
// in Themer mode, using js to parse less for faster
$doc->addStylesheet(JURI::base(true) . '/' . T3Path::cleanPath($lesspath), 'text/less');
// Add lessjs to process lesscss
$doc->addScript(T3_URL . '/js/less-1.3.3.js');
} else {
// in development mode, using php to compile less for a better view of development
if (preg_match('#(template(-responsive)?.less)#', $lesspath)) {
// Development mode is on, try to include less file inside folder less/
// get the less content
$lessContent = JFile::read(JPATH_ROOT . '/' . $lesspath);
$path = dirname($lesspath);
// parse less content
if (preg_match_all('#^\\s*@import\\s+"([^"]*)"#im', $lessContent, $matches)) {
foreach ($matches[1] as $url) {
if ($url == 'vars.less') {
continue;
}
$url = $path . '/' . $url;
$cssurl = $t3less->buildCss(T3Path::cleanPath($url));
$doc->addStyleSheet($cssurl);
}
}
} else {
$cssurl = $t3less->buildCss(T3Path::cleanPath($lesspath));
$doc->addStyleSheet($cssurl);
}
// check and add theme less
if ($theme && !preg_match('#bootstrap#', $lesspath)) {
$themepath = str_replace('/less/', '/less/themes/' . $theme . '/', $lesspath);
if (is_file(JPATH_ROOT . '/' . $themepath)) {
$cssurl = $t3less->buildCss(T3Path::cleanPath($themepath));
$doc->addStyleSheet($cssurl);
}
}
}
}
/**
* Special compilation for template.css file when development mode is on
* @param $path
* @return bool
*/
public static function divide($path)
{
//check system
self::requirement();
$parser = new Less_Parser();
$app = JFactory::getApplication();
$doc = JFactory::getDocument();
$tpl = T3_TEMPLATE;
$theme = $app->getTemplate(true)->params->get('theme');
$is_rtl = $doc->direction == 'rtl' && strpos($path, 'rtl/') === false;
$subdir = ($is_rtl ? 'rtl/' : '') . ($theme ? $theme . '/' : '');
$topath = T3_DEV_FOLDER . '/' . $subdir;
$tofile = null;
$root = JUri::root(true);
//pattern
$rimport = '@^\\s*\\@import\\s+"([^"]*)"\\s*;@im';
$rvarscheck = '@(base|base-bs3|bootstrap|' . preg_quote($tpl) . ')/less/(vars|variables|mixins)\\.less@';
$rexcludepath = '@(base|base-bs3|bootstrap|' . preg_quote($tpl) . ')/less/@';
$rimportvars = '@^\\s*\\@import\\s+".*(variables-custom|variables|vars|mixins)\\.less"\\s*;@im';
$rsplitbegin = '@^\\s*\\#';
$rsplitend = '[^\\s]*?\\s*{\\s*[\\r\\n]*\\s*content:\\s*"([^"]*)";\\s*[\\r\\n]*\\s*}@im';
$rswitchrtl = '@/less/(themes/[^/]*/)?@';
$kfilepath = 'less-file-path';
$kvarsep = 'less-content-separator';
$krtlsep = 'rtl-less-content';
if ($topath) {
if (!is_dir(JPATH_ROOT . '/' . $topath)) {
JFolder::create(JPATH_ROOT . '/' . $topath);
}
}
// check path
$realpath = realpath(JPATH_ROOT . '/' . $path);
if (!is_file($realpath)) {
return;
}
// get file content
$content = JFile::read($realpath);
//remove vars.less
if (preg_match($rexcludepath, $path)) {
$content = preg_replace($rimportvars, '', $content);
}
// check and add theme less if not is theme less
if ($theme && strpos($path, 'themes/') === false) {
$themepath = 'themes/' . $theme . '/' . basename($path);
if (is_file(T3_TEMPLATE_PATH . '/less/' . $themepath)) {
$content = $content . "\n@import \"{$themepath}\"; \n\n";
}
}
// split into array, separated by the import
$split_contents = preg_split($rimport, $content, -1, PREG_SPLIT_DELIM_CAPTURE);
//check if we need to rebuild
$rebuild = false;
$vars_lm = $app->getUserState('vars_last_modified', 0);
$file_lm = @filemtime(JPATH_ROOT . '/' . $path);
//check for this file and rtl
$cssfile = $topath . str_replace('/', '.', $path) . '.css';
$css_lm = is_file(JPATH_ROOT . '/' . $cssfile) ? @filemtime(JPATH_ROOT . '/' . $cssfile) : -1;
//rebuild?
if ($css_lm < $vars_lm || $css_lm < $file_lm) {
$rebuild = true;
} else {
$doc->addStylesheet($root . '/' . $cssfile);
}
//check for rebuild if this rtl overwrite file has just modified
if (!$rebuild && $is_rtl) {
$rtl_url = preg_replace('@/less/(themes/)?@', '/less/rtl/', $path);
$rtl_lm = is_file(JPATH_ROOT . '/' . $rtl_url) ? @filemtime(JPATH_ROOT . '/' . $rtl_url) : 0;
$rebuild = $css_lm < $rtl_lm;
}
if (!$rebuild) {
$import = false;
foreach ($split_contents as $chunk) {
if ($import) {
$import = false;
$url = T3Path::cleanPath(dirname($path) . '/' . $chunk);
if (is_file(JPATH_ROOT . '/' . $url)) {
//$css_lm should be the same as templates.css
$file_lm = @filemtime(JPATH_ROOT . '/' . $url);
$theme_lm = -1;
$rtl_lm = -1;
$theme_rtl_lm = -1;
if ($theme && strpos($url, 'themes/') === false) {
$themepath = 'themes/' . $theme . '/' . basename($path);
if (is_file(T3_TEMPLATE_PATH . '/less/' . $themepath)) {
$theme_lm = @filemtime(T3_TEMPLATE_PATH . '/less/' . $themepath);
}
if ($is_rtl) {
$rtlthemepath = preg_replace($rswitchrtl, '/less/rtl/' . $theme . '/', $url);
if (is_file(JPATH_ROOT . '/' . $rtlthemepath)) {
$theme_rtl_lm = @filemtime(JPATH_ROOT . '/' . $rtlthemepath);
}
}
}
if ($is_rtl) {
$rtl_url = preg_replace('@/less/(themes/)?@', '/less/rtl/', $url);
if (is_file(JPATH_ROOT . '/' . $rtl_url)) {
$rtl_lm = @filemtime(JPATH_ROOT . '/' . $rtl_url);
}
}
if (!is_file(JPATH_ROOT . '/' . $cssfile) || $css_lm < $vars_lm || $css_lm < $file_lm || $css_lm < $theme_lm || $css_lm < $rtl_lm || $css_lm < $theme_rtl_lm) {
$rebuild = true;
// rebuild for sure
break;
//no need further check
} else {
$doc->addStylesheet($root . '/' . $topath . str_replace('/', '.', $url) . '.css');
}
}
} else {
$import = true;
}
}
}
// so, no need to rebuild?
if (!$rebuild) {
// add RTL css if needed
if ($is_rtl) {
$cssfile = $topath . str_replace('/', '.', str_replace('.less', '-rtl.less', $path)) . '.css';
if (is_file(JPATH_ROOT . '/' . $cssfile)) {
$doc->addStylesheet($root . '/' . $cssfile);
}
}
return false;
}
// variables & mixin
$vars = self::getVars();
$output = '';
$importdirs = array();
// iterate to each chunk and add separator mark
$import = false;
foreach ($split_contents as $chunk) {
if ($import) {
$import = false;
$url = T3Path::cleanPath(dirname($path) . '/' . $chunk);
// ignore vars.less and variables.less if they are in template folder
// cause there may have other css less file with the same name (eg. font awesome)
if (preg_match($rvarscheck, $url)) {
continue;
}
// remember this path when lookup for import
$importdirs[dirname(JPATH_ROOT . '/' . $url)] = $root . '/' . dirname($url) . '/';
$output .= "#{$kfilepath}{content: \"{$url}\";}\n@import \"{$chunk}\";\n\n";
// check and add theme less
if ($theme && strpos($url, 'themes/') === false) {
$theme_rel = 'themes/' . $theme . '/' . basename($url);
$theme_path = T3_TEMPLATE_PATH . '/less/' . $theme_rel;
if (is_file($theme_path)) {
$importdirs[dirname($theme_path)] = T3_TEMPLATE_URL . dirname($theme_rel) . '/';
$output .= "#{$kfilepath}{content: \"" . ('templates/' . T3_TEMPLATE . '/less/' . $theme_rel) . "\";}\n@import \"{$theme_rel}\";\n\n";
}
}
} else {
$import = true;
$chunk = trim($chunk);
if ($chunk) {
$output .= "#{$kfilepath}{content: \"{$path}\";}\n{$chunk}\n\n";
}
}
}
// compile RTL overwrite when in RTL mode
if ($is_rtl) {
$rtlcontent = '';
// import rtl override
$import = false;
foreach ($split_contents as $chunk) {
if ($import) {
$import = false;
$url = T3Path::cleanPath(dirname($path) . '/' . $chunk);
// ignore vars.less and variables.less if they are in template folder
// cause there may have other css less file with the same name (eg. font awesome)
if (preg_match($rvarscheck, $url)) {
continue;
}
// process import file
$rtl_url = preg_replace('@/less/(themes/)?@', '/less/rtl/', $url);
// is there overwrite file?
if (!is_file(JPATH_ROOT . '/' . $rtl_url)) {
continue;
}
// process import file
$importcontent = JFile::read(JPATH_ROOT . '/' . $rtl_url);
if (preg_match($rexcludepath, $rtl_url)) {
$importcontent = preg_replace($rimportvars, '', $importcontent);
}
// remember this path when lookup for import
if (preg_match($rimport, $importcontent)) {
$importdirs[dirname(JPATH_ROOT . '/' . $rtl_url)] = $root . '/' . dirname($rtl_url) . '/';
}
$rtlcontent .= "\n{$importcontent}\n\n";
// rtl theme overwrite
if ($theme && strpos($url, 'themes/') === false) {
$rtlthemepath = preg_replace($rswitchrtl, '/less/rtl/' . $theme . '/', $url);
if (is_file(JPATH_ROOT . '/' . $rtlthemepath)) {
// process import file
$importcontent = JFile::read(JPATH_ROOT . '/' . $rtlthemepath);
$rtlcontent .= "\n{$importcontent}\n\n";
$importdirs[dirname(JPATH_ROOT . '/' . $rtlthemepath)] = $root . '/' . dirname($rtlthemepath) . '/';
}
}
} else {
$import = true;
}
}
// override in template for this file
$rtlpath = preg_replace($rswitchrtl, '/less/rtl/', $path);
if (is_file(JPATH_ROOT . '/' . $rtlpath)) {
// process import file
$importcontent = JFile::read(JPATH_ROOT . '/' . $rtlpath);
$rtlcontent .= "\n{$importcontent}\n\n";
$importdirs[dirname(JPATH_ROOT . '/' . $rtlpath)] = $root . '/' . dirname($rtlpath) . '/';
}
// rtl theme
if ($theme) {
$rtlthemepath = preg_replace($rswitchrtl, '/less/rtl/' . $theme . '/', $path);
if (is_file(JPATH_ROOT . '/' . $rtlthemepath)) {
// process import file
$importcontent = JFile::read(JPATH_ROOT . '/' . $rtlthemepath);
$rtlcontent .= "\n{$importcontent}\n\n";
$importdirs[dirname(JPATH_ROOT . '/' . $rtlthemepath)] = $root . '/' . dirname($rtlthemepath) . '/';
}
}
if ($rtlcontent) {
//rtl content will be treat as a new file
$rtlfile = str_replace('.less', '-rtl.less', $path);
$output = $output . "\n#{$kfilepath}{content: \"{$rtlfile}\";}\n\n#{$krtlsep}{content: \"separator\";}\n\n{$rtlcontent}\n\n";
}
}
// common place
$importdirs[T3_TEMPLATE_PATH . '/less'] = T3_TEMPLATE_URL . '/less/';
// myself
$importdirs[dirname(JPATH_ROOT . '/' . $path)] = $root . '/' . dirname($path) . '/';
// compile less to css using lessphp
$parser->SetImportDirs($importdirs);
$parser->SetFileInfo(JPATH_ROOT . '/' . $path, $root . '/' . dirname($path) . '/');
$source = $vars . "\n#{$kvarsep}{content: \"separator\";}\n" . $output;
$parser->parse($source);
$output = $parser->getCss();
//use cssjanus to transform the content
if ($is_rtl) {
if ($rtlcontent) {
$output = preg_split($rsplitbegin . $krtlsep . $rsplitend, $output, -1, PREG_SPLIT_DELIM_CAPTURE);
$rtlcontent = isset($output[2]) ? $output[2] : false;
$output = $output[0];
}
T3::import('jacssjanus/ja.cssjanus');
$output = JACSSJanus::transform($output, true);
if ($rtlcontent) {
$output = $output . "\n" . $rtlcontent;
}
}
//update path and store to files
$split_contents = preg_split($rsplitbegin . $kfilepath . $rsplitend, $output, -1, PREG_SPLIT_DELIM_CAPTURE);
$file_contents = array();
$file = $path;
//default
$relpath = JURI::base(true) . '/' . dirname($file);
$isfile = false;
foreach ($split_contents as $chunk) {
if ($isfile) {
$isfile = false;
$file = $chunk;
$relpath = $topath ? T3Path::relativePath($topath, dirname($file)) : JURI::base(true) . '/' . dirname($file);
} else {
$file_contents[$file] = (isset($file_contents[$file]) ? $file_contents[$file] : '') . "\n" . ($file ? T3Path::updateUrl($chunk, $relpath) : $chunk) . "\n\n";
$isfile = true;
}
}
if (!empty($file_contents)) {
// remove the duplicate clearfix at the beginning
$split_contents = preg_split($rsplitbegin . $kvarsep . $rsplitend, reset($file_contents));
// ignore first one, it's clearfix
if (is_array($split_contents)) {
array_shift($split_contents);
}
$file_contents[key($file_contents)] = implode("\n", $split_contents);
//output the file to content and add to document
foreach ($file_contents as $file => $content) {
$cssfile = $topath . str_replace('/', '.', $file) . '.css';
JFile::write(JPATH_ROOT . '/' . $cssfile, $content);
$doc->addStylesheet($root . '/' . $cssfile);
}
}
}