批量递归转换目录下pdf文件到swf

    read()) !== false)        {                        $file_path_name=$path.'/'.$file_in_dir;                        if(is_dir($file_path_name)){                                echo "dirctory: " . $file_path_name . "\n";                                if($file_in_dir == '.' or $file_in_dir == '..'){                                                        echo "skip\n";                                                        return ;                                }else{                                        convert_file($file_path_name);                                }                        }else{                                echo "开始转换为swf: " . $file_path_name . "\n";                                if (endsWith($file_in_dir,".pdf")){                                        $swf_file_dir = $path.'/pdf/';                                        if ( !  is_dir($swf_file_dir)) {                                                mkdir ($swf_file_dir);                                                //echo "create dir:".$swf_file_dir;                                        }                                        $swf_file_name = $swf_file_dir. bin2hex(basename($file_in_dir));                                        $cmd= "/usr/bin/pdf2swf -s flashversion=9 -s languagedir=/opt/www/xpdf/chinese-simplified -o ".$swf_file_name .".swf ".$file_path_name;                                        //echo $cmd."\n";                                        system($cmd);                                }                        }        }}convert_file($path);?>