public static function compile($source, $path, $todir, $importdirs)
{
// call Less to compile
$parser = new lessc();
$parser->setImportDir(array_keys($importdirs));
$parser->setPreserveComments(true);
$output = $parser->compile($source);
// update url
$arr = preg_split(CANVASLess::$rsplitbegin . CANVASLess::$kfilepath . CANVASLess::$rsplitend, $output, -1, PREG_SPLIT_DELIM_CAPTURE);
$output = '';
$file = $relpath = '';
$isfile = false;
foreach ($arr as $s) {
if ($isfile) {
$isfile = false;
$file = $s;
$relpath = CANVASLess::relativePath($todir, dirname($file));
$output .= "\n#" . CANVASLess::$kfilepath . "{content: \"{$file}\";}\n";
} else {
$output .= ($file ? CANVASPath::updateUrl($s, $relpath) : $s) . "\n\n";
$isfile = true;
}
}
return $output;
}
public static function compile($source, $path, $todir, $importdirs)
{
$parser = new Less_Parser();
$parser->SetImportDirs($importdirs);
$parser->parse($source, CANVASLess::relativePath($todir, dirname($path)) . basename($path));
$output = $parser->getCss();
return $output;
}
public static function lesscall()
{
CANVAS::import('core/less');
$input = JFactory::getApplication()->input;
$result = array();
try {
CANVASLess::compileAll($input->get('theme', ''));
$result['successful'] = JText::_('CANVAS_MSG_COMPILE_SUCCESS');
} catch (Exception $e) {
$result['error'] = JText::sprintf('CANVAS_MSG_COMPILE_FAILURE', $e->__toString());
}
echo json_encode($result);
}
/**
* @param string $path file path of less file to compile
* @param string $topath file path of output css file
* @return bool|mixed compile result or the css compiled content
*/
public static function compileCss($path, $topath = '', $split = false, $list = null)
{
$fromdir = dirname($path);
$app = JFactory::getApplication();
$is_rtl = $app->getUserState('current_direction') == 'rtl';
if (empty($list)) {
$list = self::parse($path);
}
if (empty($list)) {
return false;
}
// join $list
$content = '';
$importdirs = array();
$todir = $topath ? dirname($topath) : $fromdir;
if (!is_dir(JPATH_ROOT . '/' . $todir)) {
JFolder::create(JPATH_ROOT . '/' . $todir);
}
$importdirs[JPATH_ROOT . '/' . $fromdir] = self::relativePath($todir, $fromdir);
foreach ($list as $f => $import) {
if ($import) {
$importdirs[JPATH_ROOT . '/' . dirname($f)] = self::relativePath($todir, dirname($f));
$content .= "\n#" . self::$kfilepath . "{content: \"{$f}\";}\n";
// $content .= "@import \"$import\";\n\n";
if (is_file(JPATH_ROOT . '/' . $f)) {
$less_content = file_get_contents(JPATH_ROOT . '/' . $f);
// remove vars/mixins for template & canvas less
if (preg_match('@' . preg_quote(CANVAS_TEMPLATE_REL, '@') . '/less/@i', $f) || preg_match('@' . preg_quote(CANVAS_REL, '@') . '/less/@i', $f)) {
$less_content = preg_replace(self::$rimportvars, '', $less_content);
}
self::$_path = CANVASPath::relativePath($fromdir, dirname($f)) . '/';
$less_content = preg_replace_callback(self::$rimport, array('CANVASLess', 'cb_import_path'), $less_content);
$content .= $less_content;
}
} else {
$content .= "\n#" . self::$kfilepath . "{content: \"{$path}\";}\n";
$content .= $f . "\n\n";
}
}
// get vars
$vars_files = explode('|', self::getVars('urls'));
// build source
$source = '';
// build import vars
foreach ($vars_files as $var) {
$vars_path = CANVASPath::relativePath($fromdir, dirname($var));
if ($vars_path) {
$vars_path .= "/";
}
$var_file = $vars_path . basename($var);
$source .= "@import \"" . $var_file . "\";\n";
}
// less content
$source .= "\n#" . self::$kvarsep . "{content: \"separator\";}\n" . $content;
// call Less to compile
$output = CANVASLessCompiler::compile($source, $path, $todir, $importdirs);
// process content
//use cssjanus to transform the content
if ($is_rtl) {
$output = preg_split(self::$rsplitbegin . self::$krtlsep . self::$rsplitend, $output, -1, PREG_SPLIT_DELIM_CAPTURE);
$rtlcontent = isset($output[2]) ? $output[2] : false;
$output = $output[0];
CANVAS::import('jacssjanus/ja.cssjanus');
$output = JACSSJanus::transform($output, true);
// join with rtl content
if ($rtlcontent) {
$output = $output . "\n" . $rtlcontent;
}
}
// skip duplicate clearfix
$arr = preg_split(self::$rsplitbegin . self::$kvarsep . self::$rsplitend, $output, 2);
if (preg_match('/bootstrap.less/', $path)) {
$output = implode("\n", $arr);
} else {
$output = count($arr) > 1 ? $arr[1] : $arr[0];
}
//remove comments and clean up
$output = preg_replace(self::$rcomment, '', $output);
$output = preg_replace(self::$rspace, "\n\n", $output);
// split if needed
if ($split) {
//update path and store to files
$split_contents = preg_split(self::$rsplitbegin . self::$kfilepath . self::$rsplitend, $output, -1, PREG_SPLIT_DELIM_CAPTURE);
$file_contents = array();
$file = $path;
$isfile = false;
foreach ($split_contents as $chunk) {
if ($isfile) {
$isfile = false;
$file = $chunk;
} else {
$file_contents[$file] = (isset($file_contents[$file]) ? $file_contents[$file] : '') . "\n" . $chunk . "\n\n";
$isfile = true;
}
}
if (!empty($file_contents)) {
//output the file to content and add to document
foreach ($file_contents as $file => $content) {
$content = trim($content);
$filename = str_replace('/', '.', $file) . '.css';
JFile::write(JPATH_ROOT . '/' . $todir . '/' . $filename, $content);
}
}
} else {
$output = preg_replace(self::$rsplitbegin . self::$kfilepath . self::$rsplitend, '', $output);
$output = trim($output);
if ($topath) {
JFile::write(JPATH_ROOT . '/' . $topath, $output);
} else {
return $output;
}
}
// write to path
return true;
}
/**
* 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 CANVAS assets
*
* @return null
*/
function updateHead()
{
//state parameters
$devmode = $this->getParam('devmode', 0);
$themermode = $this->getParam('themermode', 1) && defined('CANVAS_THEMER');
$theme = $this->getParam('theme', '');
$minify = $this->getParam('minify', 0);
$minifyjs = $this->getParam('minify_js', 0);
// As Joomla 3.0 bootstrap is buggy, we will not use it
// We also prevent both Joomla bootstrap and CANVAS bootsrap are loaded
// And upgrade jquery as our Framework require jquery 1.7+ if we are loading jquery from google
$doc = JFactory::getDocument();
$scripts = array();
if (version_compare(JVERSION, '3.0', 'ge')) {
$canvasbootstrap = false;
$jabootstrap = false;
foreach ($doc->_scripts as $url => $script) {
if (strpos($url, CANVAS_URL . '/bootstrap/js/bootstrap.js') !== false) {
$canvasbootstrap = true;
if ($jabootstrap) {
//we already have the Joomla bootstrap and we also replace to CANVAS bootstrap
continue;
}
}
if (preg_match('@media/jui/js/bootstrap(.min)?.js@', $url)) {
if ($canvasbootstrap) {
//we have CANVAS bootstrap, no need to add Joomla bootstrap
continue;
} else {
$scripts[CANVAS_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) {
$scripts[CANVAS_URL . '/js/jquery-1.8.3' . ($devmode ? '' : '.min') . '.js'] = $script;
$replace = true;
}
}
}
if (!$replace) {
$scripts[$url] = $script;
}
}
$doc->_scripts = $scripts;
// end update javascript
// detect RTL
$dir = $doc->direction;
$is_rtl = $dir == 'rtl';
//Update css/less based on devmode and themermode
$root = JURI::root(true);
$current = JURI::current();
$regex = '@' . preg_quote(CANVAS_TEMPLATE_REL) . '/css/(rtl/)?(.*)\\.css((\\?|\\#).*)?$@i';
$stylesheets = array();
foreach ($doc->_styleSheets as $url => $css) {
// detect if this css in template css
if (preg_match($regex, $url, $match)) {
$fname = $match[2];
if (($devmode || $themermode) && is_file(CANVAS_TEMPLATE_PATH . '/less/' . $fname . '.less')) {
if ($themermode) {
$newurl = CANVAS_TEMPLATE_URL . '/less/' . $fname . '.less';
$css['mime'] = 'text/less';
} else {
CANVAS::import('core/less');
$newurl = CANVASLess::buildCss(CANVASPath::cleanPath('templates/' . CANVAS_TEMPLATE . '/less/' . $fname . '.less'), true);
}
$stylesheets[$newurl] = $css;
} else {
$uri = null;
// detect css available base on direction & theme
if ($is_rtl && $theme) {
$uri = CANVASPath::getUrl('css/rtl/themes' . $theme . '/' . $fname . '.css');
}
if (!$uri && $is_rtl) {
$uri = CANVASPath::getUrl('css/rtl/' . $fname . '.css');
}
if (!$uri && $theme) {
$uri = CANVASPath::getUrl('css/themes/' . $theme . '/' . $fname . '.css');
}
if (!$uri) {
$uri = CANVASPath::getUrl('css/' . $fname . '.css');
}
if ($uri) {
$stylesheets[$uri] = $css;
}
}
continue;
}
$stylesheets[$url] = $css;
}
// update back
$doc->_styleSheets = $stylesheets;
//only check for minify if devmode is disabled
if (!$devmode && ($minify || $minifyjs)) {
CANVAS::import('core/minify');
if ($minify) {
CANVASMinify::optimizecss($this);
}
if ($minifyjs) {
CANVASMinify::optimizejs($this);
}
}
}
/**
*
* Clone Profile
*/
public static function duplicate($path)
{
$theme = JFactory::getApplication()->input->getCmd('theme');
$from = JFactory::getApplication()->input->getCmd('from');
$result = array();
if (empty($theme) || empty($from)) {
return self::error(JText::_('CANVAS_TM_INVALID_DATA_TO_SAVE'));
}
$source = $path . '/less/themes/' . $from;
if (!JFolder::exists($source)) {
return self::error(JText::sprintf('CANVAS_TM_NOT_FOUND', $from));
}
$dest = $path . '/less/themes/' . $theme;
if (JFolder::exists($dest)) {
return self::error(JText::sprintf('CANVAS_TM_EXISTED', $theme));
}
$result = array();
if (@JFolder::copy($source, $dest) == true) {
$result['success'] = JText::_('CANVAS_TM_CLONE_SUCCESSFULLY');
$result['theme'] = $theme;
$result['reset'] = true;
$result['type'] = 'duplicate';
} else {
return self::error(JText::_('CANVAS_TM_OPERATION_FAILED'));
}
//LessHelper::compileForTemplate(CANVAS_TEMPLATE_PATH , $theme);
CANVAS::import('core/less');
CANVASLess::compileAll($theme);
return self::response($result);
}
