/**
* Compile LESS to CSS, appending data from styles and parsing urls
* @param string $less_output LESS code
* @param string $dirname absolute path where compiled file will be saved (to parse URLs correctly)
* @param array $data style data
* @param string $prepend_prefix prefix to prepend all selectors (for widget mode)
* @param string $area Area (C/A) to get setting for
* @return string CSS code
*/
public function customCompile($less_output, $dirname, $data = array(), $prepend_prefix = '', $area = AREA)
{
// Apply all Custom styles styles
$less_output .= Styles::factory(fn_get_theme_path('[theme]', $area))->getLess($data);
// Inject Bootstrap fluid variables
$less_output .= self::getLayoutStyleVariables();
if (!empty($prepend_prefix)) {
$less_output = $prepend_prefix . " {\n" . $less_output . "\n}";
}
$output = $this->parse($less_output);
// Remove "body" definition
if (!empty($prepend_prefix)) {
$output = str_replace($prepend_prefix . ' body', $prepend_prefix, $output);
}
return Less::parseUrls($output, $dirname, fn_get_theme_path('[themes]/[theme]/media'));
}
/**
* Compile LESS to CSS, appending data from styles and parsing urls
* @param string $less_output LESS code
* @param string $dirname absolute path where compiled file will be saved (to parse URLs correctly)
* @param array $data style data
* @param string $prepend_prefix prefix to prepend all selectors (for widget mode)
* @param string $area current working area
* @return string CSS code
*/
public function customCompile($less_output, $dirname, $data = array(), $prepend_prefix = '', $area = AREA)
{
// Apply all Custom styles styles
if ($area == 'C') {
$less_output .= "\n" . Styles::factory(fn_get_theme_path('[theme]', $area))->getLess($data);
// Inject Bootstrap fluid variables
$less_output .= self::getLayoutStyleVariables();
}
if (!empty($prepend_prefix)) {
$less_output = $prepend_prefix . " {\n" . $less_output . "\n}";
}
if (false) {
// is not implemented completely
$output = self::parseWithNodeJs($less_output, $area);
} else {
$output = !empty($less_output) ? $this->parse($less_output) : '';
}
// Remove "body" definition
if (!empty($prepend_prefix)) {
$output = str_replace($prepend_prefix . ' body', $prepend_prefix, $output);
}
return Less::parseUrls($output, $dirname, fn_get_theme_path('[themes]/[theme]/media', $area));
}
}
Styles::factory(fn_get_theme_path('[theme]', 'C'))->delete($_REQUEST['style_id']);
return array(CONTROLLER_STATUS_OK, 'theme_editor.view');
} elseif ($mode == 'get_css') {
// FIXME: Backward presets compatibility
if (!empty($_REQUEST['preset'])) {
$_REQUEST['style'] = $_REQUEST['preset'];
}
$css_filename = !empty($_REQUEST['css_filename']) ? fn_basename($_REQUEST['css_filename']) : '';
$theme_name = fn_get_theme_path('[theme]', 'C');
$content = '';
if (!empty($css_filename)) {
$content = fn_get_contents(fn_get_cache_path(false) . 'theme_editor/' . $css_filename);
if (strpos($content, '#LESS') !== false) {
list($css_content, $less_content) = explode('#LESS#', $content);
$css_content = Less::parseUrls($css_content, Registry::get('config.dir.root'), fn_get_theme_path('[themes]/[theme]/media'));
} else {
$less_content = $content;
$css_content = '';
}
$data = array();
// FIXME: Bacward preset compatibility
if (!empty($_REQUEST['preset_id'])) {
$_REQUEST['style_id'] = $_REQUEST['preset_id'];
}
// If theme ID passed, set default theme
if (!empty($_REQUEST['style_id'])) {
fn_theme_editor_set_style($_REQUEST['style_id']);
// If theme elements passed, get them
} elseif (!empty($_REQUEST['style']['data'])) {
$data = $_REQUEST['style']['data'];
/**
* Merges css and less files
*
* @param array $files Array with style files
* @param string $styles Style code
* @param string $prepend_prefix Prepend prefix
* @param array $params additional params
*/
function fn_merge_styles($files, $styles = '', $prepend_prefix = '', $params = array(), $area = AREA)
{
$prefix = !empty($prepend_prefix) ? 'embedded' : 'standalone';
$make_rtl = false;
if (fn_is_rtl_language()) {
$prefix .= '-rtl';
$make_rtl = true;
}
$output = '';
$less_output = '';
$less_reflection = array();
$compiled_less = '';
$compiled_css = '';
$relative_path = fn_get_theme_path('[relative]/[theme]/css', $area);
$hashes = array();
$names = array_map(function ($v) {
return !empty($v['relative']) ? $v['relative'] : false;
}, $files);
// Check file changes
if (Development::isEnabled('compile_check') || Debugger::isActive()) {
$dir_root = Registry::get('config.dir.root');
foreach ($names as $index => $name) {
if (file_exists($dir_root . '/' . $name)) {
$hashes[] = $name . filemtime($dir_root . '/' . $name);
}
}
}
$hashes[] = md5(implode('|', $names));
$hashes[] = md5($styles);
if ($area == 'C') {
$hashes[] = Registry::get('runtime.layout.layout_id');
$hashes[] = Registry::get('runtime.layout.style_id');
}
arsort($hashes);
$hash = md5(implode(',', $hashes) . PRODUCT_VERSION) . fn_get_storage_data('cache_id');
$filename = $prefix . '.' . $hash . '.css';
$theme_manifest = Themes::factory(fn_get_theme_path('[theme]', 'C'))->getManifest();
if (!Storage::instance('assets')->isExist($relative_path . '/' . $filename)) {
Debugger::checkpoint('Before styles compilation');
foreach ($files as $src) {
$m_prefix = '';
$m_suffix = '';
if (!empty($src['media'])) {
$m_prefix = "\n@media " . $src['media'] . " {\n";
$m_suffix = "\n}\n";
}
if (strpos($src['file'], '.css') !== false) {
$output .= "\n" . $m_prefix . fn_get_contents($src['file']) . $m_suffix;
} elseif ($area != 'C' || empty($theme_manifest['converted_to_css'])) {
$less_output_chunk = '';
if (file_exists($src['file'])) {
if ($area == 'C' && (empty($theme_manifest['parent_theme']) || $theme_manifest['parent_theme'] == 'basic')) {
$less_output_chunk = "\n" . $m_prefix . fn_get_contents($src['file']) . $m_suffix;
} else {
$less_output_chunk = "\n" . $m_prefix . '@import "' . str_replace($relative_path . '/', '', $src['relative']) . '";' . $m_suffix;
}
}
if (!empty($params['reflect_less'])) {
if (preg_match('{/addons/([^/]+)/}is', $src['relative'], $m)) {
$less_reflection['output']['addons'][$m[1]] .= $less_output_chunk;
} else {
$less_reflection['output']['main'] .= $less_output_chunk;
}
}
$less_output .= $less_output_chunk;
}
}
$header = str_replace('[files]', implode("\n", $names), Registry::get('config.js_css_cache_msg'));
if (!empty($styles)) {
$less_output .= $styles;
}
// Prepend all styles with prefix
if (!empty($prepend_prefix)) {
$less_output = $output . "\n" . $less_output;
$output = '';
}
if (!empty($output)) {
$compiled_css = Less::parseUrls($output, Storage::instance('assets')->getAbsolutePath($relative_path), fn_get_theme_path('[themes]/[theme]/media', $area));
}
if (!empty($theme_manifest['converted_to_css']) && $area == 'C') {
$theme_css_path = fn_get_theme_path('[themes]/[theme]', $area) . '/css';
$pcl_filepath = $theme_css_path . '/' . Themes::$compiled_less_filename;
if (file_exists($pcl_filepath)) {
$compiled_css .= fn_get_contents($pcl_filepath);
}
list($installed_addons) = fn_get_addons(array('type' => 'active'));
foreach ($installed_addons as $addon) {
$addon_pcl_filpath = $theme_css_path . "/addons/{$addon['addon']}/" . Themes::$compiled_less_filename;
if (file_exists($pcl_filepath)) {
$compiled_css .= fn_get_contents($addon_pcl_filpath);
}
}
}
if (!empty($less_output)) {
$less = new Less();
if (!empty($params['compressed'])) {
$less->setFormatter('compressed');
}
$less->setImportDir($relative_path);
try {
$compiled_less = $less->customCompile($less_output, Storage::instance('assets')->getAbsolutePath($relative_path), array(), $prepend_prefix, $area);
} catch (Exception $e) {
$skip_save = true;
$shift = 4;
$message = '<div style="border: 2px solid red; padding: 5px;">LESS ' . $e->getMessage();
if (preg_match("/line: (\\d+)/", $message, $m)) {
$lo = explode("\n", $less_output);
$message .= '<br /><br /><pre>' . implode("\n", array_splice($lo, intval($m[1]) - $shift, $shift * 2)) . '</pre>';
}
$message .= '</div>';
fn_set_notification('E', __('error'), $message);
}
}
if (empty($skip_save)) {
$compiled_content = $compiled_css . "\n" . $compiled_less;
// Move all @import links to the Top of the file.
if (preg_match_all('/@import url.*?;/', $compiled_content, $imports)) {
$compiled_content = preg_replace('/@import url.*?;/', '', $compiled_content);
foreach ($imports[0] as $import_link) {
$compiled_content = $import_link . "\n" . $compiled_content;
}
}
if ($make_rtl) {
$compiled_content = \CSSJanus::transform($compiled_content);
$compiled_content = "body {\ndirection: rtl;\n}\n" . $compiled_content;
}
Storage::instance('assets')->put($relative_path . '/' . $filename, array('contents' => $header . $compiled_content, 'compress' => false, 'caching' => true));
if (!empty($params['use_scheme'])) {
fn_put_contents(fn_get_cache_path(false) . 'theme_editor/' . $filename, $output . '#LESS#' . $less_output);
}
if (!empty($params['reflect_less'])) {
$less_reflection['import_dirs'] = array($relative_path);
fn_put_contents(fn_get_cache_path(false) . 'less_reflection.json', json_encode($less_reflection));
}
}
Debugger::checkpoint('After styles compilation');
}
$url = Storage::instance('assets')->getUrl($relative_path . '/' . $filename);
return $url;
}
