public static function lock($key)
{
$cacheFile = self::path($key);
$cacheDir = dirname($cacheFile);
if (!is_dir($cacheDir)) {
if (!ZOL_File::mkdir($cacheDir, 0755, true)) {
// make sure the failure isn't because of a concurency issue
if (!is_dir($cacheDir)) {
throw new ZOL_Exception("Could not create cache directory");
}
}
}
@touch($cacheFile . '.lock');
}
/**
* 创建缩略图
*
* @param string $path 原图
* @param string $toPath 生成后的图
* @param string $size 图片尺寸
*/
public function makeThumb($path, $toPath, $size)
{
$size = strtolower($size);
$toDir = dirname($toPath);
is_dir($toDir) || ZOL_File::mkdir($toDir);
system("convert -geometry {$size} {$path} {$toPath} ");
return $this;
}
