public $client_key;

public $client_secret;

public $header = array();

public $debug = false;

public $http_code;

public $host;

public $timeout = 30;

public $connecttimeout = 30;

public $ssl_verifypeer = FALSE;

public $useragent = 'apex sdk';

public static $boundary = '';

function __construct($client_key,$client_secret,$header){

$this->client_key = $client_key;

$this->client_secret = $client_secret;

$this->header = $header;

}

function signature($data){

if(isset($data['filename'])) unset($data['filename']);

if(isset($data['sign'])) unset($data['sign']);

ksort($data); //uksort($request, 'strcmp');

$sign_str = "";

foreach($data as $k=>$v){

//文件上传 不做签名

if( !is_array($v) && !strstr($v, "@") ){

$sign_str .="$k$v";

}

}

$sign_str .= $this->client_secret;

return md5($sign_str);

}

private function safe_encode($data) {

if (is_array($data)) {

return array_map(array($this, 'safe_encode'), $data);

} else if (is_scalar($data)) {

return str_ireplace(

array('+', '%7E'),

array(' ', '~'),

rawurlencode($data)

);

} else {

return '';

}

}

function oAuthRequest( $parameters,$method='GET', $multi = false) {

$headers = $this->header;

$parameters['sign'] = $this->signature($parameters);

switch ($method) {

case 'GET':

$url = $this->host . '?' . http_build_query($parameters,'','&');

return $this->http($url, 'GET',null,$headers);

default:

if (!$multi && (is_array($parameters) || is_object($parameters)) ) {

$body = http_build_query($parameters,'','&');

} else {

$headers = array();

$body = self::build_http_query_multi($parameters);

$headers[] = "Content-Type: multipart/form-data; boundary=" . self::$boundary;

$headers[] = "Content-Length: " . strlen($body);

}

return $this->http($this->host, $method, $body, $headers);

}

}

function http($url, $method, $postfields = NULL, $headers = array()) {

$this->http_info = array();

$ci = curl_init();

/* Curl settings */

curl_setopt($ci, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_0);

curl_setopt($ci, CURLOPT_USERAGENT, $this->useragent);

curl_setopt($ci, CURLOPT_CONNECTTIMEOUT, $this->connecttimeout);

curl_setopt($ci, CURLOPT_TIMEOUT, $this->timeout);

curl_setopt($ci, CURLOPT_RETURNTRANSFER, TRUE);

curl_setopt($ci, CURLOPT_ENCODING, "gzip");

//curl_setopt($ci, CURLOPT_SSL_VERIFYPEER, $this->ssl_verifypeer);

//curl_setopt($ci, CURLOPT_SSL_VERIFYHOST, 1);

curl_setopt($ci, CURLOPT_HEADERFUNCTION, array($this, 'getHeader'));

curl_setopt($ci, CURLOPT_HEADER, FALSE);

switch ($method) {

case 'POST':

curl_setopt($ci, CURLOPT_POST, TRUE);

if (!empty($postfields)) {

curl_setopt($ci, CURLOPT_POSTFIELDS, $postfields);

$this->postdata = $postfields;

}

break;

case 'DELETE':

curl_setopt($ci, CURLOPT_CUSTOMREQUEST, 'DELETE');

if (!empty($postfields)) {

$url = "{$url}?{$postfields}";

}

}

curl_setopt($ci, CURLOPT_URL, $url );

curl_setopt($ci, CURLOPT_HTTPHEADER, $headers );

curl_setopt($ci, CURLINFO_HEADER_OUT, TRUE );

$response = curl_exec($ci);

$openid = $_SESSION['openid'];

$this->url = $url;

if ($this->debug) {

$info = curl_getinfo($ci);

$this->http_code = $info['http_code'];

$this->http_info = array(

'url' => $info['url'],

'request_header' => isset($info['request_header']) ? $info['request_header'] : ''

);

if($method == 'POST'){

$this->http_info = array_merge($this->http_info, array('post_body'=>$this->postdata));

}

}

curl_close ($ci);

return $response;

}

function getHeader($ch, $header) {

$i = strpos($header, ':');

if (!empty($i)) {

$key = str_replace('-', '_', strtolower(substr($header, 0, $i)));

$value = trim(substr($header, $i + 2));

}

return strlen($header);

}

/**

* @ignore

*/

public static function build_http_query_multi($params) {

if (!$params) return '';

uksort($params, 'strcmp');

$pairs = array();

self::$boundary = $boundary = uniqid('------------------');

$MPboundary = '--'.$boundary;

$endMPboundary = $MPboundary. '--';

$multipartbody = '';

foreach ($params as $parameter => $value) {

if( $value{0} == '@' ) {

$url = ltrim( $value, '@' );

$content = file_get_contents( $url );

//$array = explode( '?', basename( $url ) );

$filename = uniqid() . '.jpg';

$multipartbody .= $MPboundary . "\r\n";

$multipartbody .= 'Content-Disposition: form-data; name="' . $parameter . '"; filename="' . $filename . '"'. "\r\n";

$multipartbody .= "Content-Type: image/jpeg\r\n\r\n";

$multipartbody .= $content. "\r\n";

} else {

$multipartbody .= $MPboundary . "\r\n";

$multipartbody .= 'content-Disposition: form-data; name="' . $parameter . "\"\r\n\r\n";

$multipartbody .= $value."\r\n";

}

}

$multipartbody .= $endMPboundary;

return $multipartbody;

}