Thinkphp using seven cattle cloud upload (from thinkphp official website)

Use seven Neu Yun private space to store files
The first step, register seven Cow cloud, create the space, make the space private
Something to write down:
Ak,sk,bucket
Second Step configuration thinkphp
Add ' Upload_siteimg_qiniu '  => array  in config.php (                    ' MaxSize '  => 5 * 1024  * 1024,//File Size                   ' RootPath '  =>  './',                   ' Savename '  => array  (' uniqid ',  '),                   ' driver '  =>  ' Qiniu ',                  ' Driverconfig '  => array  (                          ' Secrectkey '  =>  ' < fill in seven beef SK > ',                            ' AccessKey '  =>  ' < fill out here seven cows ak> ',                           ' Domain '  =>  ' < space name >.qiniudn.com ',                           ' bucket '  =>   ' < space name > ',               ' copy code step three, upload the file.
Controller $setting =c (' Upload_siteimg_qiniu '); $Upload = new \think\upload ($setting); $info = $Upload->upload ($_files);     The $info that is obtained after copying the code upload file is such array (1) {[PHOTO] => Array {[' name '] => [' type '] => [' Size '] =>     ["Key"] => ["ext"] => ["SHA1"] => ["Savename"] => ["Savepath"] => ["url"] => Copy Code step Fourth, calculate the download voucher
Common directory function.php Add method Function qiniu_encode ($str)  // urlsafebase64encode {      $find  = array (' + ',  '/');      $replace  = array ('-',  ' _ ');     return str_replace ($find,  $replace,  base64_encode ($STR)); Function qiniu_sign ($url)  {//$info url      $setting  = C  (  ' Upload_siteimg_qiniu '  );      $duetime  = now_time + 86400;//Download voucher valid time     $ downloadurl =  $url  .  ' e= '  .  $duetime;      $Sign  = hash_hmac  (  ' SHA1 ',  $DownloadUrl,  $setting   ["Driverconfig"] ["Secrectkey"], true );      $EncodedSign  = Qiniu_Encode  (  $Sign  );      $Token  =  $setting  ["Driverconfig"] ["AccessKey"] .  ': '  .  $EncodedSign;      $RealDownloadUrl  =  $DownloadUrl  .  ' &token= '  .  $Token ;     return  $RealDownloadUrl; Copy code $REALDOWNLOADURL to download the available URLs for the corresponding private resources
Reference
Http://document.thinkphp.cn/manual_3_2.html#upload
Http://developer.qiniu.com/docs/v6/api/reference/security/download-token.html