基于PHP的Tipask php问答系统(仿百度知道) GBK 正式版 release.zip

<?php /** * PHP SDK for weibo.com (using OAuth2) * * @author Elmer Zhang <freeboy6716@gmail.com> */ /** * @ignore */ class OAuthException extends Exception { // pass } /** * 新浪微博 OAuth 认证类(OAuth2) * * 授权机制说明请大家参考微博开放平台文档：{@link http://open.weibo.com/wiki/Oauth2} * * @package sae * @author Elmer Zhang * @version 1.0 */ class SaeTOAuthV2 { /** * @ignore */ public $client_id; /** * @ignore */ public $client_secret; /** * @ignore */ public $access_token; /** * @ignore */ public $refresh_token; /** * Contains the last HTTP status code returned. * * @ignore */ public $http_code; /** * Contains the last API call. * * @ignore */ public $url; /** * Set up the API root URL. * * @ignore */ public $host = "https://api.weibo.com/2/"; /** * Set timeout default. * * @ignore */ public $timeout = 30; /** * Set connect timeout. * * @ignore */ public $connecttimeout = 30; /** * Verify SSL Cert. * * @ignore */ public $ssl_verifypeer = FALSE; /** * Respons format. * * @ignore */ public $format = 'json'; /** * Decode returned json data. * * @ignore */ public $decode_json = TRUE; /** * Contains the last HTTP headers returned. * * @ignore */ public $http_info; /** * Set the useragnet. * * @ignore */ public $useragent = 'Sae T OAuth2 v0.1'; /** * print the debug info * * @ignore */ public $debug = FALSE; /** * boundary of multipart * @ignore */ public static $boundary = ''; /** * Set API URLS */ /** * @ignore */ function accessTokenURL() { return 'https://api.weibo.com/oauth2/access_token'; } /** * @ignore */ function authorizeURL() { return 'https://api.weibo.com/oauth2/authorize'; } /** * construct WeiboOAuth object */ function __construct($client_id, $client_secret, $access_token = NULL, $refresh_token = NULL) { $this->client_id = $client_id; $this->client_secret = $client_secret; $this->access_token = $access_token; $this->refresh_token = $refresh_token; } /** * authorize接口 * * 对应API：{@link http://open.weibo.com/wiki/Oauth2/authorize Oauth2/authorize} * * @param string $url 授权后的回调地址,站外应用需与回调地址一致,站内应用需要填写canvas page的地址 * @param string $response_type 支持的值包括 code 和token 默认值为code * @param string $state 用于保持请求和回调的状态。在回调时,会在Query Parameter中回传该参数 * @param string $display 授权页面类型 可选范围: * - default 默认授权页面 * - mobile 支持html5的手机 * - popup 弹窗授权页 * - wap1.2 wap1.2页面 * - wap2.0 wap2.0页面 * - js js-sdk 专用 授权页面是弹窗，返回结果为js-sdk回掉函数 * - apponweibo 站内应用专用,站内应用不传display参数,并且response_type为token时,默认使用改display.授权后不会返回access_token，只是输出js刷新站内应用父框架 * @return array */ function getAuthorizeURL($url, $response_type = 'code', $state = NULL, $display = NULL) { $params = array(); $params['client_id'] = $this->client_id; $params['redirect_uri'] = $url; $params['response_type'] = $response_type; $params['state'] = $state; $params['display'] = $display; return $this->authorizeURL() . "?" . http_build_query($params); } /** * access_token接口 * * 对应API：{@link http://open.weibo.com/wiki/OAuth2/access_token OAuth2/access_token} * * @param string $type 请求的类型,可以为:code, password, token * @param array $keys 其他参数： * - 当$type为code时： array('code'=>..., 'redirect_uri'=>...) * - 当$type为password时： array('username'=>..., 'password'=>...) * - 当$type为token时： array('refresh_token'=>...) * @return array */ function getAccessToken($type = 'code', $keys) { $params = array(); $params['client_id'] = $this->client_id; $params['client_secret'] = $this->client_secret; if ($type === 'token') { $params['grant_type'] = 'refresh_token'; $params['refresh_token'] = $keys['refresh_token']; } elseif ($type === 'code') { $params['grant_type'] = 'authorization_code'; $params['code'] = $keys['code']; $params['redirect_uri'] = $keys['redirect_uri']; } elseif ($type === 'password') { $params['grant_type'] = 'password'; $params['username'] = $keys['username']; $params['password'] = $keys['password']; } else { throw new OAuthException("wrong auth type"); } $response = $this->oAuthRequest($this->accessTokenURL(), 'POST', $params); $token = json_decode($response, true); if (is_array($token) && !isset($token['error'])) { $this->access_token = $token['access_token']; //$this->refresh_token = $token['refresh_token']; } else { throw new OAuthException("get access token failed." . $token['error']); } return $token; } /** * 解析 signed_request * * @param string $signed_request 应用框架在加载iframe时会通过向Canvas URL post的参数signed_request * * @return array */ function parseSignedRequest($signed_request) { list($encoded_sig, $payload) = explode('.', $signed_request, 2); $sig = self::base64decode($encoded_sig); $data = json_decode(self::base64decode($payload), true); if (strtoupper($data['algorithm']) !== 'HMAC-SHA256') return '-1'; $expected_sig = hash_hmac('sha256', $payload, $this->client_secret, true); return ($sig !== $expected_sig) ? '-2' : $data; } /** * @ignore */ function base64decode($str) { return base64_decode(strtr($str . str_repeat('=', (4 - strlen($str) % 4)), '-_', '+/')); } /** * 读取jssdk授权信息，用于和jssdk的同步登录 * * @return array 成功返回array('access_token'=>'value', 'refresh_token'=>'value'); 失败返回false */ function getTokenFromJSSDK() { $key = "weibojs_" . $this->client_id; if (isset($_COOKIE[$key]) && $cookie = $_COOKIE[$key]) { parse_str($cookie, $token); if (isset($token['access_token']) && isset($token['refresh_token'])) { $this->access_token = $token['access_token']; $this->refresh_token = $token['refresh_token']; return $token; } else { return false; } } else { return false; } } /** * 从数组中读取access_token和refresh_token * 常用于从Session或Cookie中读取token，或通过Session/Cookie中是否存有token判断登录状态。 * * @param array $arr 存有access_token和secret_token的数组 * @return array 成功返回array('access_token'=>'value', 'refresh_token'=>'value'); 失败返回false */ function getTokenFromArray($arr) { if (isset($arr['access_token']) && $arr['access_token']) { $token = array(); $this->access_token = $token['access_token'] = $arr['access_token']; if (isset($arr['refresh_token']) && $arr['refresh_token']) { $this->refresh_token = $token['refresh_token']