Versión actualizada, algunas características agregadas, algunos errores detectados
class ubuntuOne{
var $curl = array('cookieSrc'=>'cookie.txt','enableCookies'=>false);
var $auth = array('consumer_key'=>false,'consumer_secret'=>false,'token'=>false,'token_secret'=>false);
var $oneInfo = false;
var $oauth = false;
var $E = array('errorCode'=>0,'errorDescription'=>'');
var $fs = array();
function ubuntuOne(){
$this->fs['/'] = $this->helper_nodeSkeleton(array('name'=>'/','kind'=>'directory','resource_path'=>'/'));
}
function helper_nodeSkeleton($a = array()){return array_merge(array('name'=>false,'kind'=>false,'when_created'=>false,'generation'=>false,'has_children'=>false,'content_path'=>false,'generation_created'=>false,'parent_path'=>false,'resource_path'=>false,'when_changed'=>false,'key'=>false,'path'=>false,'volume_path'=>false,'size'=>0,'children'=>array()),$a);}
function helper_storePath($path,$node = false){
$path = explode('/',$path);
$curPath = &$this->fs['/'];
$resPath = '';
foreach($path as $p){if($p === ''){continue;}$resPath .= '/'.$p;if(!isset($curPath['children'][$p])){$curPath['children'][$p] = $this->helper_nodeSkeleton(array('name'=>$p,'kind'=>'directory','resource_path'=>$resPath));}$curPath = &$curPath['children'][$p];}
if($node !== false){$curPath = array_merge($curPath,$node);if($curPath['kind'] == 'file'){unset($curPath['children']);}}
}
function helper_storeNode($node){
if(!isset($node['name'])){$r = preg_match('/\/([^\/]+)$/',$node['resource_path'],$name);if($r === 0){$this->E = array('errorCode'=>1,'errorDescription'=>'NAME_NOT_PARSED');return null;}$node['name'] = $name[1];}
$this->helper_storePath($node['resource_path'],$node);
$this->E = array('errorCode'=>0,'errorDescription'=>'');
}
function u1_getRoot(){
if($this->oauth === false){return false;}
$url = 'https://one.ubuntu.com/api/file_storage/v1';
try{$this->oauth->fetch($url);}
catch(OAuthException $E){print_r($E);return false;}
$lr = json_decode($this->oauth->getLastResponse(),1);
$this->helper_storePath($lr['root_node_path']);
foreach($lr['user_node_paths'] as $np){$this->helper_storePath($np);}
$this->oneInfo = $lr;
return $lr;
}
function u1_getVolumeTree(){
if($this->oneInfo === false){$r = $this->u1_getRoot();if($r === null){return $r;}}
$base = $this->fs['/']['children']['~']['children'];
foreach($base as $k=>$node){$this->u1_helper_getVolumeTree($node);}
return $this->fs;
}
function u1_helper_getVolumeTree($node,$i = 0){
if($node['kind'] == 'file'){return;}
$r = $this->u1_folder_list($node['resource_path']);
foreach($r['children'] as $child){$this->u1_helper_getVolumeTree($child,$i);}
}
function u1_folder_list($path){
if($this->oauth === false){$this->E = array('errorCode'=>99,'errorDescription'=>'NO_OAUTH_DATA');return null;}
if(substr($path,-1) != '/'){$path .= '/';}
$url = 'https://one.ubuntu.com/api/file_storage/v1'.$this->helper_encodeURL($path).'?include_children=true';
try{$this->oauth->fetch($url);}
catch(OAuthException $E){echo $path;print_r($E);return null;}
$lr = $this->oauth->getLastResponse();
if($lr === '{"error": "not found"}'){return null;}
$lr = json_decode($lr,1);
/* Store the base node */
$node = $lr;unset($node['children']);
$this->helper_storeNode($node);
foreach($lr['children'] as $child){$this->helper_storeNode($child);}
return $lr;
}
function u1_folder_create($name,$path = '/~/Ubuntu One/'){
if($this->oauth === false){$this->E = array('errorCode'=>99,'errorDescription'=>'NO_OAUTH_DATA');return null;}
if(substr($path,-1) != '/'){$path .= '/';}
$name = preg_replace(array('/[\.]$/','/[\/]*/'),'',$name);
//FIXME: folder exists?
$url = 'https://one.ubuntu.com/api/file_storage/v1'.$this->helper_encodeURL($path).$this->helper_encodeURL($name);
$this->oauth->fetch($url,'{"kind":"directory"}',OAUTH_HTTP_METHOD_PUT);
$node = json_decode($this->oauth->getLastResponse(),1);
$this->helper_storeNode($node);
return $node;
}
function u1_file_create($path,$blob){
if($this->oauth === false){$this->E = array('errorCode'=>99,'errorDescription'=>'NO_OAUTH_DATA');return null;}
//if(substr($path,-1) != '/'){$path .= '/';}
$url = 'https://files.one.ubuntu.com/content'.$this->helper_encodeURL($path);
//FIXME: u1_file_exists
$this->oauth->fetch($url,$blob,OAUTH_HTTP_METHOD_PUT,array('Content-Type'=>'application/json'));
//$i = $this->oauth->getLastResponseInfo();
//print_r($i);
$node = json_decode($this->oauth->getLastResponse(),1);
$this->helper_storeNode($node);
return $node;
}
function u1_file_exists($path,$nocache = false){
if($this->oauth === false){$this->E = array('errorCode'=>99,'errorDescription'=>'NO_OAUTH_DATA');return null;}
//FIXME: cache?
$url = 'https://one.ubuntu.com/api/file_storage/v1'.$this->helper_encodeURL($path);
try{$this->oauth->fetch($url);}
catch(OAuthException $E){if($E->lastResponse === '{"error": "not found"}'){return false;}}
$i = $this->oauth->getLastResponseInfo();
if($i['http_code'] === 200){}
//FIXME: respuesta adecuada
print_r($this->oauth->getLastResponseInfo());
}
function u1_file_get($contentPath,$destinyPath = false){
if($this->oauth === false){$this->E = array('errorCode'=>99,'errorDescription'=>'NO_OAUTH_DATA');return null;}
if(substr($contentPath,0,9) != '/content/'){$this->E = array('errorCode'=>1,'errorDescription'=>'NO_CONTENT_PATH');return null;}
$url = 'https://files.one.ubuntu.com'.$this->helper_encodeURL($contentPath);
/* I hope nobody ask me about the following concat, never gonna give you up!! */
$time = time();
$data = array('oauth_consumer_key'=>$this->auth['consumer_key'],'oauth_nonce'=>$time*rand(0,200),'oauth_signature_method'=>'HMAC-SHA1','oauth_timestamp'=>$time,'oauth_token'=>$this->auth['token'],'oauth_version'=>'1.0');
$b = '';foreach($data as $k=>$v){$b .= '&'.$k.'='.$v;}
$b = 'GET&'.rawurlencode($url).'&'.rawurlencode(substr($b,1));
$key = $this->auth['consumer_secret'].'&'.$this->auth['token_secret'];
$signature = $this->helper_oauth_hmacsha1($key,$b);
$data['oauth_signature'] = $signature;
$a = $url.'?';foreach($data as $k=>$v){$a .= $k.'='.rawurlencode($v).'&';}
$h = fopen($a,'r');
if(!$h){
//FIXME: poner error
return null;
}
//FIXME: is_writable
//FIXME: file_exists
$fileName = basename($contentPath);
$ar = fopen($destinyPath.$fileName,'w');
//FIXME: comprobar los primeros bits del buffer para asegurarse de que no está fallando
$buffer = '';while(!feof($h)){$buffer = fgets($h,8192);fwrite($ar,$buffer);}fclose($h);
fclose($ar);
$filehash = sha1_file($destinyPath.$fileName);
//echo "\n".$filehash."\n";
return array('fileName'=>$fileName,'filePath'=>$destinyPath,'fileHash'=>$filehash);
}
function u1_file_unlink($path){
if($this->oauth === false){$this->E = array('errorCode'=>99,'errorDescription'=>'NO_OAUTH_DATA');return null;}
$url = 'https://one.ubuntu.com/api/file_storage/v1'.$this->helper_encodeURL($path);
//FIXME: u1_file_exists
try{$this->oauth->fetch($url,$blob,OAUTH_HTTP_METHOD_DELETE,array('Content-Type'=>'application/json'));}
catch(OAuthException $E){print_r($E);$this->E = array('errorCode'=>1,'errorDescription'=>'FILE_NOT_EXISTS');return null;}
$i = $this->oauth->getLastResponseInfo();
//FIXME: eliminar el fichero de la caché
//print_r($i);
}
function requestAuthentification($user,$pass,$name){
$url = 'https://login.ubuntu.com/api/1.0/authentications?ws.op=authenticate&token_name=Ubuntu%20One%20@%20'.rawurlencode($name);
$data = $this->curlPetition(array('URL'=>$url,'USERPWD'=>$user.':'.$pass));
//FIXME: check the response header -> 200
$this->auth = json_decode($data['responseBody'],1);
if($this->auth === NULL){return false;}
$this->oauth = new OAuth($this->auth['consumer_key'],$this->auth['consumer_secret'],OAUTH_SIG_METHOD_HMACSHA1,OAUTH_AUTH_TYPE_URI);
$this->oauth->enableDebug();
$this->oauth->enableSSLChecks();
$this->oauth->setToken($this->auth['token'],$this->auth['token_secret']);
return true;
}
function registerToken($user){
//FIXME: check $this->oauth == false
$url = 'https://one.ubuntu.com/oauth/sso-finished-so-get-tokens/'.$user;
$this->oauth->fetch($url);
$r = $this->oauth->getLastResponse();
if(substr($r,02) !== 'ok'){
//FIXME: poner error
}
//print_r($this->oauth->getLastResponse());
}
function saveAuth($fileName){$ar = fopen($fileName,'w');fwrite($ar,json_encode($this->auth));fclose($ar);return true;}
function loadAuth($fileName){
if(!file_exists($fileName)){return false;}
$this->auth = json_decode(file_get_contents($fileName),1);
if($this->auth === NULL){return false;}
return $this->helper_makeOauth();
}
function setAuth($auth){$this->auth = $auth;return $this->helper_makeOauth();}
function helper_makeOauth(){
$this->oauth = new OAuth($this->auth['consumer_key'],$this->auth['consumer_secret'],OAUTH_SIG_METHOD_HMACSHA1,OAUTH_AUTH_TYPE_URI);
$this->oauth->enableDebug();
$this->oauth->enableSSLChecks();
$this->oauth->setToken($this->auth['token'],$this->auth['token_secret']);
return true;
}
function helper_encodeURL($url){return str_replace('%2F','/',rawurlencode($url));}
function helper_oauth_hmacsha1($key,$data){
$blocksize=64;$hashfunc='sha1';
if(strlen($key)>$blocksize){$key=pack('H*',$hashfunc($key));}
$key=str_pad($key,$blocksize,chr(0x00));
$ipad=str_repeat(chr(0x36),$blocksize);
$opad=str_repeat(chr(0x5c),$blocksize);
$hmac=pack('H*',$hashfunc(($key^$opad).pack('H*',$hashfunc(($key^$ipad).$data))));
return base64_encode($hmac);
}
function curlPetition($arr,$data = array()){
//FIXME: data puede ser una propiedad de la clase
$curl = curl_init($arr['URL']);
if(!isset($data['URLTRACK'])){$data['URLTRACK'] = array();}
$data['URLTRACK'][] = $arr['URL'];
if(isset($this->curl['userAgent'])){curl_setopt($curl,CURLOPT_USERAGENT,$this->curl['userAgent']);}
if(count($data['URLTRACK']) > 1){curl_setopt($curl,CURLOPT_REFERER,$data['URLTRACK'][count($data['URLTRACK'])-2]);}
if(isset($arr['USERPWD'])){curl_setopt($curl,CURLOPT_USERPWD,$arr['USERPWD']);}
if(isset($arr['userAgent'])){curl_setopt($curl,CURLOPT_USERAGENT,$arr['userAgent']);}
if(isset($arr['POST'])){curl_setopt($curl,CURLOPT_POST,true);curl_setopt($curl,CURLOPT_POSTFIELDS,$arr['POST']);}
if(isset($arr['referer'])){curl_setopt($curl,CURLOPT_REFERER,$arr['referer']);}
if(isset($arr['timeout'])){curl_setopt($curl,CURLOPT_TIMEOUT,$arr['timeout']);}
curl_setopt($curl,CURLOPT_SSL_VERIFYPEER,FALSE);
curl_setopt($curl,CURLOPT_SSL_VERIFYHOST,2);
curl_setopt($curl,CURLOPT_RETURNTRANSFER,1);
curl_setopt($curl,CURLOPT_HEADER,true);
if($this->curl['enableCookies'] !== false ){$cookieSrc = $this->curl['cookieSrc'];curl_setopt($curl,CURLOPT_COOKIEFILE,$cookieSrc);curl_setopt($curl,CURLOPT_COOKIEJAR,$cookieSrc);}
if(isset($arr['header'])){curl_setopt($curl,CURLOPT_HTTPHEADER,$arr['header']);}
curl_setopt($curl,CURLOPT_TIMEOUT,25);
$viewcode = curl_exec($curl);
$curlInfo = curl_getinfo($curl);
curl_close($curl);
if(empty($viewcode)){return false;}
$data['responseHeader'] = substr($viewcode,0,$curlInfo['header_size']);
$data['responseBody'] = substr($viewcode,$curlInfo['header_size']);
//$data['viewcode'] = $viewcode;
if(isset($arr['FOLLOWLOCATION']) && preg_match('/HTTP\/1\.1 30[12]{1}/',$data['responseHeader'])){
preg_match('/Location: (.*)/',$data['responseHeader'],$p);
$nurl = trim($p[1]);
if($nurl[0]=='/'){list($arr['URL'],) = explode('/',str_replace('http://','',$arr['URL']));$nurl = 'http://'.$arr['URL'].$nurl;}
$arr['URL'] = $nurl;
unset($arr['POST']);
return $this->curlPetition($arr,$data);
}
return $data;
}
}