config.yaml

---
name: flac
version: 2
handle:
     - rewrite: if(!is_file()) goto "index.php"
     - compress: if(out_header["Content-Length"] >= 10240) compress
     - compress: if(out_header["Content-Type"] ~ "text") compress
     - compress: if(out_header["Content-Type"] ~ "application/javascript") compress
...

index.php

<?php
$kv = new SaeKV();
$ret = $kv->init();
function getFile($key) {
    global $kv,$ret;
    if ($key) {
        $ret = $kv->get($key);
        if (!$ret) {
            notFound();
        }

        header("Content-Type: application/x-octet-stream");
        echo $ret;
    }
    else {
        notFound();
    }
}

function GetCurUrl() {                                                                                                                                              
    if(!empty($_SERVER["SCRIPT_URI"]))                                                                                                        
    {                                                                                                                                          
        $scrtName = $_SERVER["SCRIPT_URI"];                                                                                                   
        $nowurl = $scrtName;                                                                                                                   
    }                                                                                                                                          
    else                                                                                                                                       
    {                                                                                                                                          
        $scrtName = $_SERVER["PHP_SELF"];                                                                                                      
        if(empty($_SERVER["QUERY_STRING"]))                                                                                                    
        {                                                                                                                                      
            $nowurl = $scrtName;                                                                                                               
        }                                                                                                                                      
        else                                                                                                                                   
        {                                                                                                                                      
            $nowurl = $scrtName."?".$_SERVER["QUERY_STRING"];                                                                                  
        }                                                                                                                                      
    }                                                                                                                                          
    return $nowurl;                                                                                                                            
}

function saveFile($info,$data) {
    global $kv,$ret;
    $key = md5(time().$info['name']);
    $ret = $kv->add($key, $data);

    return "http://flac.sinaapp.com/".$key;
}

function notFound() {   
    header('HTTP/1.1 404 Not Found'); 
    header("status: 404 Not Found");
    exit; 
}

if ($_SERVER['REQUEST_METHOD'] == 'POST') {
    
    foreach ($_FILES as $info) {
        $tmp_file = $info['tmp_name'];
        if ($info['size'] / 1024 / 1024 <= 4) {
            $fh = fopen($tmp_file, "rb");
            $data = fread($fh, filesize($tmp_file));
            fclose($fh);
            $key = saveFile($info,$data);
            
            echo $key; 
        }
        else {
            echo 'error'; 
        }
    }
}
else {
    $url = parse_url(GetCurUrl());
    $key = str_replace('/','',$url['path']);
    if ($key) {
        getFile($key);
    }
    else {
        echo "tokune storage!";
    }
}