/**
* Компилирует медиа файлы
* @todo сделать возможность встройки картинок base64
* @param array $files
* @param type $extension
* @return boolean|string
* @throws Kohana_Exception
*/
protected function compile_media(array $files, $extension, $no_compress_scripts = array())
{
if (count($files) == 0) {
return false;
}
$files_sum = $files;
sort($files_sum);
$sum = crc32(implode($files_sum));
unset($files_sum);
$uri = "media/{$sum}.{$extension}";
$minified_file = DOCROOT . $uri;
if (!file_exists($minified_file)) {
$files_paths = array();
foreach ($files as $file) {
$file_path = Kohana::find_file("media", $file, $extension);
if ($file_path === false) {
if (file_exists($file)) {
$file_path = $file;
} else {
throw new Kohana_Exception("media file '{file}.{extension}' not founded", array("{file}" => $file, "{extension}" => $extension));
}
}
$files_paths[] = array('file' => $file, 'path' => $file_path);
}
$sources = array();
foreach ($files_paths as $file_path_data) {
$file_path = $file_path_data['path'];
$file1 = $file_path_data['file'];
if (file_exists($file_path)) {
if (array_search($file1, $no_compress_scripts) === false) {
if ($extension == self::JS_EXT) {
$sources[] = "\n\n/*{$file_path}*/\n\n" . JSMin::minify(file_get_contents($file_path));
} else {
$minified_css = CssMin::minify(file_get_contents($file_path));
//Надо заменить относительные пути в css
$dir_url = Door::path_to_uri(dirname($file_path));
$dir_path = dirname($file_path);
/*if(preg_match_all("/url\\(([^\\)]+)\\)/", $minified_css, $results))
{
for($i = 0; $i < count($results[0]); $i++)
{
$url = str_replace(array('"',"'"),"",$results[1][$i]);
if(strpos($url, "data:") === false)
{
$from = $results[0][$i];
$to = "url(/".$dir_url."/".$url.")";
$minified_css = str_replace($from, $to, $minified_css);
}
}
}*/
if (preg_match_all("/url\\(([^\\)]+)\\)/", $minified_css, $results)) {
for ($i = 0; $i < count($results[0]); $i++) {
$url = str_replace(array('"', "'"), "", $results[1][$i]);
if (strpos($url, "data:") === false && strpos($url, "http:") === false) {
$path_to_media_file = $dir_path . "/" . $url;
if (!file_exists($path_to_media_file)) {
continue;
}
$size = null;
$from = $results[0][$i];
$to = "";
try {
$size = getimagesize($path_to_media_file);
} catch (Exception $e) {
}
if ($size !== false && filesize($path_to_media_file) < 5120) {
$to = "url(\"data:{$size['mime']};base64," . base64_encode(file_get_contents($path_to_media_file)) . "\")";
} else {
$to = "url(/" . $dir_url . "/" . $url . ")";
}
$minified_css = str_replace($from, $to, $minified_css);
}
}
}
while (preg_match_all("#url\\([^\\)]*/([^/]+)/\\.\\./#", $minified_css, $results)) {
for ($i = 0; $i < count($results[0]); $i++) {
$minified_css = str_replace("/" . $results[1][$i] . "/../", "/", $minified_css);
}
}
$sources[] = "\n\n" . $minified_css;
}
} else {
$sources[] = file_get_contents($file_path);
}
} else {
throw new Kohana_Exception("file '{file}' not founded", array("{file}" => $file_path));
}
}
$minified = implode("", $sources);
unset($sources);
file_put_contents($minified_file, $minified);
}
return $minified_file;
}
