php实现新浪、腾讯、淘宝登陆的代码

3. session_start();

4. class openlogin{
5. public $_URL = "";
7. public $config = array();

8. public function __construct(){

9. $this->openlogin();
10. }
11. function openlogin(){

12. }

13. /*获取登陆页面URL*/

14. public function login_url(){
16. if(empty($this->config)){
17. return false;
18. }
20. $config = $this->config;
21. $login_url = $config['login_url'];
22. $_SESSION['state'] = $state = md5(uniqid(rand(), TRUE));
23. $array = array(
24. "response_type"=>"code",
25. "state" => $state,
26. "client_id"=>$config['appkey'],
27. "redirect_uri"=>urlencode( $config['redirect_uri'] )
28. );

29. $this->set($array);

30. $url = $this->combineURL($login_url , $this->_param);
31. if($url){
32. @header("Location:".$url);
33. }else{
34. return false;
35. }
36. }

37. /*获取access_token*/

38. public function get_access_token(){
39. if(empty($this->config)){
40. return false;
41. }

42. $config = $this->config;

43. if(! $config['code'] = $_REQUEST['code'] ){

44. return false;
45. }

46. $url = $config['authorization_url'];

47. $state = $_SESSION['state'];
48. $array = array(
49. "grant_type"=>"authorization_code",
50. "client_id" => $config['appkey'],
51. "client_secret"=>$config['appsecret'],
52. "code"=>$config['code'],
53. "redirect_uri"=>urlencode( $config['redirect_uri'] ),
54. "state"=>$state
55. );
56. $this->set($array);
57. return $this->post_contents($url);
58. }
62. /* set $this->_param 数组*/
63. public function set($array) {
64. if(empty($array)){
65. return false;
66. }
67. $this->_param = array();
68. foreach($array as $name=>$value){
69. $this->_param[$name] = $value;
70. }
71. }
72. /**
73. * post_contents
74. * 服务器通过post请求获得内容
75. * @param string $url 请求的url,拼接后的
76. * @return string 请求返回的内容
77. */
78. public function post_contents($url){
79. if(empty($url)){
80. return false;
81. }
82. $param = $this->combineURL("" , $this->_param);
83. $ch = curl_init();
84. // 设置URL和相应的选项
85. curl_setopt($ch, CURLOPT_URL, $url);
86. curl_setopt($ch, CURLOPT_FAILONERROR, false);
87. curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
88. curl_setopt ($ch, CURLOPT_SSL_VERIFYPEER, 0);
89. curl_setopt ($ch, CURLOPT_SSL_VERIFYHOST, 0);
90. curl_setopt($ch, CURLOPT_POST, 1);
91. curl_setopt($ch, CURLOPT_POSTFIELDS, $param);
92. // 抓取URL并把它传递给浏览器
93. $reponse = curl_exec($ch);
94. curl_close($ch);
95. return $reponse;
97. }
99. /**
100. * get_contents
101. * 服务器通过get请求获得内容
102. * @param string $url 请求的url,拼接后的
103. * @return string 请求返回的内容
104. */
105. public function get_contents($url){
106. $ch = curl_init();
107. curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
108. curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);
109. curl_setopt($ch, CURLOPT_URL, $url);
110. $response = curl_exec($ch);
111. curl_close($ch);

112. //-------请求为空

113. if(empty($response)){
114. return false;
115. }

116. return $response;

117. }

118. /**

119. * combineURL
120. * 拼接url
121. * @param string $baseURL 基于的url
122. * @param array $keysArr 参数列表数组
123. * @return string 返回拼接的url
124. */
125. public function combineURL($baseURL,$keysArr){
126. if( $baseURL=="" ){
127. $combined = "";
128. }else{
129. $combined = $baseURL."?";
130. }
131. $valueArr = array();

132. foreach($keysArr as $key => $val){

133. $valueArr[] = "$key=$val";
134. }

135. $keyStr = implode("&",$valueArr);

136. $combined .= ($keyStr);
138. return $combined;
139. }
141. }

142. //php实现QQ登录

143. class qq_openlogin extends openlogin{
144. private $openname = "qq";
145. public $config = array(
146. "appkey"=>"your appkey",
147. "appsecret"=>"your appsecret",
148. "redirect_uri"=>"XXXXX",
149. "login_url" => "https://graph.qq.com/oauth2.0/authorize",
150. "scope"=>"get_user_info,add_share,list_album,add_album,upload_pic,add_topic,add_one_blog,add_weibo,check_page_fans,add_t,add_pic_t,del_t,get_repost_list,
151. get_info,get_other_info,get_fanslist,get_idolist,add_idol,del_idol,get_tenpay_addr",
152. "authorization_url"=>"https://graph.qq.com/oauth2.0/token"
153. );

154. function __construct()

155. {
156. $this->qq_openlogin();
157. }
159. function qq_openlogin(){
160. parent::__construct();
161. }

162. function get_access_token(){

163. $response = parent::get_access_token();
165. /*检测错误是否发生*/
166. if(strpos($response, "callback") !== false){

167. $lpos = strpos($response, "(");

168. $rpos = strrpos($response, ")");
169. $response = substr($response, $lpos + 1, $rpos - $lpos -1);
170. $msg = json_decode($response);

171. if(isset($msg->error)){

172. return false;
173. }
174. }

175. $params = array();

176. parse_str($response, $params);
177. /*access_token == $params[access_token]*/
179. /*获取 openid */
180. $response = $this->get_contents("https://graph.qq.com/oauth2.0/me?access_token=".$params['access_token']);

181. //--------检测错误是否发生

182. if(strpos($response, "callback") !== false){

183. $lpos = strpos($response, "(");

184. $rpos = strrpos($response, ")");
185. $response = substr($response, $lpos + 1, $rpos - $lpos -1);
186. }

187. $user = json_decode($response);

188. if(isset($user->error)){
189. return false;
190. }

191. /*

192. 获取用户信息需要参数：openid(用户的ID，与QQ号码一一对应),access_token(可通过使用Authorization_Code获取Access_Token 或来获取access_token有3个月有效期),oauth_consumer_key(用户appid),format(返回格式)
194. */
195. /*数据库保存*/
196. $open_param = array(
197. "openid"=>$user->openid,
198. "access_token"=>$params['access_token']
199. );
200. //
201. $open_param['oauth_consumer_key'] = $this->config['appkey'];
202. $open_param['format'] = "json";
203. /*拼接url*/
204. $get_user_url = $this->combineURL("https://graph.qq.com/user/get_user_info",$open_param);
205. //猎取用户信息
206. $userinfo = $this->get_contents($get_user_url);

207. $userinfo = json_decode($userinfo);

208. return $userinfo;

209. }
210. }

211. //php实现微博登录

212. class weibo_openlogin extends openlogin{
213. private $openname = "weibo";
214. public $config = array(
215. "appkey"=>"your appkey",
216. "appsecret"=>"your appsecret",
217. "login_url" => "https://api.weibo.com/oauth2/authorize",
218. "redirect_uri"=>"XXXXXXX",
219. "authorization_url"=>"https://api.weibo.com/oauth2/access_token"
220. );

221. function __construct()

222. {
223. $this->qq_openlogin();
224. }
226. function qq_openlogin(){
227. parent::__construct();
228. }

229. function get_access_token(){

230. $response = parent::get_access_token();
231. $userinfo = json_decode($response);
232. return $userinfo;
233. }
234. }

235. //php实现淘宝登录

236. class taobao_openlogin extends openlogin{
237. private $openname = "taobao";
238. public $config = array(
239. "appkey"=>"your appkey",
240. "appsecret"=>"your appsecret",
241. "redirect_uri"=>"XXXXX",
242. "authorization_url"=>"https://oauth.taobao.com/token",
243. "login_url"=>"https://oauth.taobao.com/authorize"
244. );

245. function __construct()

246. {
247. $this->qq_openlogin();
248. }
250. function qq_openlogin(){
251. parent::__construct();
252. }

253. function get_access_token(){

254. $response = parent::get_access_token();
255. $userinfo = json_decode($response);
256. return $userinfo;
257. }

258. }

259. if($_GET['openname']){
260. $openname = $_GET['openname']."_openlogin";
261. $openlogin = new $openname();
262. if(!isset($_REQUEST['code'])){
263. //请求url
264. $url = $openlogin->login_url();
265. if(!$url){
266. echo "0";
267. exit();
268. }
269. }else{
270. if(isset($_REQUEST["state"]) && ($_SESSION['state'] != $_REQUEST["state"] )){
271. echo "1";
272. exit();
273. }
275. $rs = $openlogin->get_access_token();
276. print_r( $rs );
277. }
278. }
279. ?>

附，人人网登陆代码。

3. class renren_openlogin extends openlogin{

4. private $openname = "renren";
5. public $config = array(
6. "appid"=>"your appid",
7. "appkey"=>"your appkey",
8. "appsecret"=>"your secret key",
9. "redirect_uri"=>"XXXXXX",
10. "authorization_url"=>"https://graph.renren.com/oauth/token",
11. "login_url"=>"https://graph.renren.com/oauth/authorize"
12. );

13. function __construct()

14. {
15. $this->qq_openlogin();
16. }
18. function qq_openlogin(){
19. parent::__construct();
20. }

21. function get_access_token(){

22. $response = parent::get_access_token();

23. $userinfo = json_decode($response);

24. return $userinfo;

25. /*
26. access_token：获取的Access Token；
27. expires_in：Access Token的有效期，以秒为单位；
28. refresh_token：用于刷新Access Token 的 Refresh Token，长期有效，不会过期；
29. scope：Access Token最终的访问范围，既用户实际授予的权限列表（用户在授权页面时，有可能会取消掉某些请求的权限）。关于权限的具体信息请参考
30. */
31. }

32. /*获取登陆页面URL*/

33. public function login_url(){
35. if(empty($this->config)){
36. return false;
37. }
39. $config = $this->config;
40. $login_url = $config['login_url'];
41. $array = array(
42. "response_type"=>"code",
43. "client_id"=>$config['appid'],
44. "redirect_uri"=>urlencode( $config['redirect_uri'] )
45. );

46. $this->set($array);

47. $url = $this->combineURL($login_url , $this->_param);

48. if($url){

49. @header("Location:".$url);
50. }else{
51. return false;
52. }
53. }
54. }