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PHP Socket实现的POP3类

php中文网
发布: 2016-07-25 08:57:48
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  1. /**

  2. * PHP Socket POP3类
  3. * by bbs.it-home.org
  4. */
  5. class SocketPOPClient
  6. {
  7. var $strMessage = '';
  8. var $intErrorNum = 0;
  9. var $bolDebug = false;
  10. var $strEmail = '';

  11. var $strPasswd = '';
  12. var $strHost = '';
  13. var $intPort = 110;
  14. var $intConnSecond = 30;
  15. var $intBuffSize = 8192;
  16. var $resHandler = NULL;
  17. var $bolIsLogin = false;
  18. var $strRequest = '';
  19. var $strResponse = '';
  20. var $arrRequest = array();
  21. var $arrResponse = array();
  22. //---------------

  23. // 基础操作
  24. //---------------
  25. //构造函数
  26. function SocketPOP3Client($strLoginEmail, $strLoginPasswd, $strPopHost='', $intPort='')
  27. {
  28. $this->strEmail = trim(strtolower($strLoginEmail));
  29. $this->strPasswd = trim($strLoginPasswd);
  30. $this->strHost = trim(strtolower($strPopHost));
  31. if ($this->strEmail=='' || $this->strPasswd=='')
  32. {
  33. $this->setMessage('Email address or Passwd is empty', 1001);
  34. return false;
  35. }
  36. if (!PReg_match("/^[\w-]+(\.[\w-]+)*@[\w-]+(\.[\w-]+)+$/i", $this->strEmail))
  37. {
  38. $this->setMessage('Email address invalid', 1002);
  39. return false;
  40. }
  41. if ($this->strHost=='')
  42. {
  43. $this->strHost = substr(strrchr($this->strEmail, "@"), 1);
  44. }
  45. if ($intPort!='')
  46. {
  47. $this->intPort = $intPort;
  48. }
  49. $this->connectHost();
  50. }
  51. //连接服务器

  52. function connectHost()
  53. {
  54. if ($this->bolDebug)
  55. {
  56. echo "Connection ".$this->strHost." ...\r\n";
  57. }
  58. if (!$this->getIsConnect())
  59. {
  60. if ($this->strHost=='' || $this->intPort=='')
  61. {
  62. $this->setMessage('POP3 host or Port is empty', 1003);
  63. return false;
  64. }
  65. $this->resHandler = @fsockopen($this->strHost, $this->intPort, &$this->intErrorNum, &$this->strMessage, $this->intConnSecond);
  66. if (!$this->resHandler)
  67. {
  68. $strErrMsg = 'Connection POP3 host: '.$this->strHost.' failed';
  69. $intErrNum = 2001;
  70. $this->setMessage($strErrMsg, $intErrNum);
  71. return false;
  72. }
  73. $this->getLineResponse();
  74. if (!$this->getRestIsSucceed())
  75. {
  76. return false;
  77. }
  78. }
  79. return true;
  80. }
  81. //关闭连接
  82. function closeHost()
  83. {
  84. if ($this->resHandler)
  85. {
  86. fclose($this->resHandler);
  87. }
  88. return true;
  89. }
  90. //发送指令
  91. function sendCommand($strCommand)
  92. {
  93. if ($this->bolDebug)
  94. {
  95. if (!preg_match("/PASS/", $strCommand))
  96. {
  97. echo "Send Command: ".$strCommand."\r\n";
  98. }
  99. else
  100. {
  101. echo "Send Command: PASS ******\r\n";
  102. }
  103. }
  104. if (!$this->getIsConnect())
  105. {
  106. return false;
  107. }
  108. if (trim($strCommand)=='')
  109. {
  110. $this->setMessage('Request command is empty', 1004);
  111. return false;
  112. }
  113. $this->strRequest = $strCommand."\r\n";
  114. $this->arrRequest[] = $strCommand;
  115. fputs($this->resHandler, $this->strRequest);
  116. return true;
  117. }
  118. //提取响应信息第一行
  119. function getLineResponse()
  120. {
  121. if (!$this->getIsConnect())
  122. {
  123. return false;
  124. }
  125. $this->strResponse = fgets($this->resHandler, $this->intBuffSize);
  126. $this->arrResponse[] = $this->strResponse;
  127. return $this->strResponse;
  128. }
  129. //提取若干响应信息,$intReturnType是返回值类型, 1为字符串, 2为数组
  130. function getRespMessage($intReturnType)
  131. {
  132. if (!$this->getIsConnect())
  133. {
  134. return false;
  135. }
  136. if ($intReturnType == 1)
  137. {
  138. $strAllResponse = '';
  139. while(!feof($this->resHandler))
  140. {
  141. $strLineResponse = $this->getLineResponse();
  142. if (preg_match("/^\+OK/", $strLineResponse))
  143. {
  144. continue;
  145. }
  146. if (trim($strLineResponse)=='.')
  147. {
  148. break;
  149. }
  150. $strAllResponse .= $strLineResponse;
  151. }
  152. return $strAllResponse;
  153. }
  154. else
  155. {
  156. $arrAllResponse = array();
  157. while(!feof($this->resHandler))
  158. {
  159. $strLineResponse = $this->getLineResponse();
  160. if (preg_match("/^\+OK/", $strLineResponse))
  161. {
  162. continue;
  163. }
  164. if (trim($strLineResponse)=='.')
  165. {
  166. break;
  167. }
  168. $arrAllResponse[] = $strLineResponse;
  169. }
  170. return $arrAllResponse;
  171. }
  172. }
  173. //提取请求是否成功
  174. function getRestIsSucceed($strRespMessage='')
  175. {
  176. if (trim($responseMessage)=='')
  177. {
  178. if ($this->strResponse=='')
  179. {
  180. $this->getLineResponse();
  181. }
  182. $strRespMessage = $this->strResponse;
  183. }
  184. if (trim($strRespMessage)=='')
  185. {
  186. $this->setMessage('Response message is empty', 2003);
  187. return false;
  188. }
  189. if (!preg_match("/^\+OK/", $strRespMessage))
  190. {
  191. $this->setMessage($strRespMessage, 2000);
  192. return false;
  193. }
  194. return true;
  195. }
  196. //获取是否已连接
  197. function getIsConnect()
  198. {
  199. if (!$this->resHandler)
  200. {
  201. $this->setMessage("Nonexistent availability connection handler", 2002);
  202. return false;
  203. }
  204. return true;
  205. }
  206. //设置消息

  207. function setMessage($strMessage, $intErrorNum)
  208. {
  209. if (trim($strMessage)=='' || $intErrorNum=='')
  210. {
  211. return false;
  212. }
  213. $this->strMessage = $strMessage;
  214. $this->intErrorNum = $intErrorNum;
  215. return true;
  216. }
  217. //获取消息
  218. function getMessage()
  219. {
  220. return $this->strMessage;
  221. }
  222. //获取错误号
  223. function getErrorNum()
  224. {
  225. return $this->intErrorNum;
  226. }
  227. //获取请求信息
  228. function getRequest()
  229. {
  230. return $this->strRequest;
  231. }
  232. //获取响应信息
  233. function getResponse()
  234. {
  235. return $this->strResponse;
  236. }
  237. //---------------

  238. // 邮件原子操作
  239. //---------------
  240. //登录邮箱
  241. function popLogin()
  242. {
  243. if (!$this->getIsConnect())
  244. {
  245. return false;
  246. }
  247. $this->sendCommand("USER ".$this->strEmail);
  248. $this->getLineResponse();
  249. $bolUserRight = $this->getRestIsSucceed();
  250. $this->sendCommand("PASS ".$this->strPasswd);
  251. $this->getLineResponse();
  252. $bolPassRight = $this->getRestIsSucceed();
  253. if (!$bolUserRight || !$bolPassRight)
  254. {
  255. $this->setMessage($this->strResponse, 2004);
  256. return false;
  257. }
  258. $this->bolIsLogin = true;
  259. return true;
  260. }
  261. //退出登录
  262. function popLogout()
  263. {
  264. if (!$this->getIsConnect() && $this->bolIsLogin)
  265. {
  266. return false;
  267. }
  268. $this->sendCommand("QUIT");
  269. $this->getLineResponse();
  270. if (!$this->getRestIsSucceed())
  271. {
  272. return false;
  273. }
  274. return true;
  275. }
  276. //获取是否在线
  277. function getIsOnline()
  278. {
  279. if (!$this->getIsConnect() && $this->bolIsLogin)
  280. {
  281. return false;
  282. }
  283. $this->sendCommand("NOOP");
  284. $this->getLineResponse();
  285. if (!$this->getRestIsSucceed())
  286. {
  287. return false;
  288. }
  289. return true;
  290. }
  291. //获取邮件数量和字节数(返回数组)
  292. function getMailSum($intReturnType=2)
  293. {
  294. if (!$this->getIsConnect() && $this->bolIsLogin)
  295. {
  296. return false;
  297. }
  298. $this->sendCommand("STAT");
  299. $strLineResponse = $this->getLineResponse();
  300. if (!$this->getRestIsSucceed())
  301. {
  302. return false;
  303. }
  304. if ($intReturnType==1)
  305. {
  306. return $this->strResponse;
  307. }
  308. else
  309. {
  310. $arrResponse = explode(" ", $this->strResponse);
  311. if (!is_array($arrResponse) || count($arrResponse) {
  312. $this->setMessage('STAT command response message is error', 2006);
  313. return false;
  314. }
  315. return array($arrResponse[1], $arrResponse[2]);
  316. }
  317. }
  318. //获取指定邮件得session Id
  319. function getMailSessId($intMailId, $intReturnType=2)
  320. {
  321. if (!$this->getIsConnect() && $this->bolIsLogin)
  322. {
  323. return false;
  324. }
  325. if (!$intMailId = intval($intMailId))
  326. {
  327. $this->setMessage('Mail message id invalid', 1005);
  328. return false;
  329. }
  330. $this->sendCommand("UIDL ". $intMailId);
  331. $this->getLineResponse();
  332. if (!$this->getRestIsSucceed())
  333. {
  334. return false;
  335. }
  336. if ($intReturnType == 1)
  337. {
  338. return $this->strResponse;
  339. }
  340. else
  341. {
  342. $arrResponse = explode(" ", $this->strResponse);
  343. if (!is_array($arrResponse) || count($arrResponse) {
  344. $this->setMessage('UIDL command response message is error', 2006);
  345. return false;
  346. }
  347. return array($arrResponse[1], $arrResponse[2]);
  348. }
  349. }
  350. //取得某个邮件的大小
  351. function getMailSize($intMailId, $intReturnType=2)
  352. {
  353. if (!$this->getIsConnect() && $this->bolIsLogin)
  354. {
  355. return false;
  356. }
  357. $this->sendCommand("LIST ".$intMailId);
  358. $this->getLineResponse();
  359. if (!$this->getRestIsSucceed())
  360. {
  361. return false;
  362. }
  363. if ($intReturnType == 1)
  364. {
  365. return $this->strResponse;
  366. }
  367. else
  368. {
  369. $arrMessage = explode(' ', $this->strResponse);
  370. return array($arrMessage[1], $arrMessage[2]);
  371. }
  372. }
  373. //获取邮件基本列表数组
  374. function getMailBaseList($intReturnType=2)
  375. {
  376. if (!$this->getIsConnect() && $this->bolIsLogin)
  377. {
  378. return false;
  379. }
  380. $this->sendCommand("LIST");
  381. $this->getLineResponse();
  382. if (!$this->getRestIsSucceed())
  383. {
  384. return false;
  385. }
  386. return $this->getRespMessage($intReturnType);
  387. }
  388. //获取指定邮件所有信息,intReturnType是返回值类型,1是字符串,2是数组
  389. function getMailMessage($intMailId, $intReturnType=1)
  390. {
  391. if (!$this->getIsConnect() && $this->bolIsLogin)
  392. {
  393. return false;
  394. }
  395. if (!$intMailId = intval($intMailId))
  396. {
  397. $this->setMessage('Mail message id invalid', 1005);
  398. return false;
  399. }
  400. $this->sendCommand("RETR ". $intMailId);
  401. $this->getLineResponse();
  402. if (!$this->getRestIsSucceed())
  403. {
  404. return false;
  405. }
  406. return $this->getRespMessage($intReturnType);
  407. }
  408. //获取某邮件前指定行, $intReturnType 返回值类型,1是字符串,2是数组
  409. function getMailTopMessage($intMailId, $intTopLines=10, $intReturnType=1)
  410. {
  411. if (!$this->getIsConnect() && $this->bolIsLogin)
  412. {
  413. return false;
  414. }
  415. if (!$intMailId=intval($intMailId) || !$intTopLines=int($intTopLines))
  416. {
  417. $this->setMessage('Mail message id or Top lines number invalid', 1005);
  418. return false;
  419. }
  420. $this->sendCommand("TOP ". $intMailId ." ". $intTopLines);
  421. $this->getLineResponse();
  422. if (!$this->getRestIsSucceed())
  423. {
  424. return false;
  425. }
  426. return $this->getRespMessage($intReturnType);
  427. }
  428. //删除邮件
  429. function delMail($intMailId)
  430. {
  431. if (!$this->getIsConnect() && $this->bolIsLogin)
  432. {
  433. return false;
  434. }
  435. if (!$intMailId=intval($intMailId))
  436. {
  437. $this->setMessage('Mail message id invalid', 1005);
  438. return false;
  439. }
  440. $this->sendCommand("DELE ".$intMailId);
  441. $this->getLineResponse();
  442. if (!$this->getRestIsSucceed())
  443. {
  444. return false;
  445. }
  446. return true;
  447. }
  448. //重置被删除得邮件标记为未删除
  449. function resetDeleMail()
  450. {
  451. if (!$this->getIsConnect() && $this->bolIsLogin)
  452. {
  453. return false;
  454. }
  455. $this->sendCommand("RSET");
  456. $this->getLineResponse();
  457. if (!$this->getRestIsSucceed())
  458. {
  459. return false;
  460. }
  461. return true;
  462. }
  463. //---------------
  464. // 调试操作
  465. //---------------
  466. //输出对象信息
  467. function printObject()
  468. {
  469. print_r($this);
  470. exit;
  471. }
  472. //输出错误信息
  473. function printError()
  474. {
  475. echo "[Error Msg] : $strMessage
    \n";
  476. echo "[Error Num] : $intErrorNum
    \n";
  477. exit;
  478. }
  479. //输出主机信息
  480. function printHost()
  481. {
  482. echo "[Host] : $this->strHost
    \n";
  483. echo "[Port] : $this->intPort
    \n";
  484. echo "[Email] : $this->strEmail
    \n";
  485. echo "[Passwd] : ********
    \n";
  486. exit;
  487. }
  488. //输出连接信息
  489. function printConnect()
  490. {
  491. echo "[Connect] : $this->resHandler
    \n";
  492. echo "[Request] : $this->strRequest
    \n";
  493. echo "[Response] : $this->strResponse
    \n";
  494. exit;
  495. }
  496. }
  497. ?>
复制代码

调用示例:

  1. //测试代码
  2. //例如:$o = SocketPOP3Client('邮箱地址', '密码', 'POP3服务器', 'POP3端口')
  3. /*
  4. set_time_limit(0);
  5. $o = new SocketPOPClient('abc@126.com', '123456', 'pop.126.com', '110');
  6. $o->popLogin();
  7. print_r($o->getMailBaseList());
  8. print_r($o->getMailSum(1));
  9. print_r($o->getMailTopMessage(2, 2, 2));
  10. $o->popLogout();
  11. $o->closeHost();
  12. $o->printObject();
  13. */
  14. ?>
复制代码


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