/*** 验证图片* @params array $images,int $id,string $poster_path* @return array*/
function checkImg($images,$id,$poster_path) {$msg  = '';$path = '';//验证图片大小if(isset($images) && $images['error'] == 0) {if($images['size']>1024*700){$msg = '图片不能超过700K';}else {$type = pathinfo($images['name'], PATHINFO_EXTENSION);if ($type != "png" && $type != 'jpg' && $type != 'jpeg') {$msg = "请上传正确格式的图片";}$time = time();$file = "poster_{$time}.$type";$path = "upload/junior/poster";$upload = ROOT_PATH . "/Html/{$path}/{$file}";if(!is_dir(ROOT_PATH . "/Html/{$path}")) {mkdir(ROOT_PATH . "/Html/{$path}", 0777, true);}move_uploaded_file($images['tmp_name'], $upload);$path = "{$path}/{$file}";}}elseif($id != 0){$path = $poster_path;}else {$msg = '图片不能为空且图片大小不能超过700K';}return $res = array('msg' => $msg , 'path' => $path);
}