WeChat public platform DEMO (PHP), Public demo

Public platform DEMO (PHP), Public demo

I set up the CI framework in the SAE environment (in fact, this little thing does not need to use the framework) and directly wrote the code in the controller.

<? Php if (! Defined ('basepath') exit ('no direct script access allowed'); // define your tokendefine ("TOKEN", "109 "); class Welcome extends CI_Controller {public function index () {/* $ this-> load-> helper ('url '); $ this-> load-> view ('Welcome _ message'); * // use chat response $ this-> responseMsg ();} // chat response public function responseMsg () {// get post data, May be due to the different environments $ postSt R = $ GLOBALS ["HTTP_RAW_POST_DATA"]; // extract post data if (! Empty ($ postStr) {$ postObj = simplexml_load_string ($ postStr, 'simplexmlelement', LIBXML_NOCDATA); $ fromUsername = $ postObj-> FromUserName; $ toUsername = $ postObj-> ToUserName; $ MsgType = $ postObj-> MsgType; $ time = time (); switch ($ MsgType) {case ('text '): $ keyword = trim ($ postObj-> Content); $ textTpl = "<xml> <ToUserName> <! [CDATA [% s]> </ToUserName> <FromUserName> <! [CDATA [% s]> </FromUserName> <CreateTime> % s </CreateTime> <MsgType> <! [CDATA [% s]> </MsgType> <Content> <! [CDATA [% s]> </Content> </xml> "; switch ($ keyword) {case (1 ): // Need to optimize // random read data from jokes $ SQL = 'select * FROM jok'; $ query = $ this-> db-> query ($ SQL ); $ res = $ query-> result_array (); $ num_rows = $ query-> num_rows (); $ key = rand (0, $ num_rows-1); // Notice: the value of key is from 0. // $ contentStr = $ key. '#'. $ res [$ key] ['content']; // debug $ contentStr = $ res [$ key] ['content']; Break; case (2): $ contentStr = 'your fromUsername is: '. $ fromUsername; break; case (3): $ newsTpl = "<xml> <ToUserName> <! [CDATA [% s]> </ToUserName> <FromUserName> <! [CDATA [% s]> </FromUserName> <CreateTime> % s </CreateTime> <MsgType> <! [CDATA [% s]> </MsgType> <ArticleCount> 2 </ArticleCount> <Articles> <item> <Title> <! [CDATA [% s]> </Title> <Description> <! [CDATA [% s]> </Description> <PicUrl> <! [CDATA [% s]> </PicUrl> <Url> <! [CDATA [% s]> </Url> </item> <Title> <! [CDATA [% s]> </Title> <Description> <! [CDATA [% s]> </Description> <PicUrl> <! [CDATA [% s]> </PicUrl> <Url> <! [CDATA [% s]> </Url> </item> </Articles> </xml> "; $ resultStr = sprintf ($ newsTpl, $ fromUsername, $ toUsername, $ time, 'News', 'Baidu ', '', 'HTTP: // www.baidu.com/img/bdlogo.gif', 'HTTP: // www.baidu.com', 'Google ','','', 'http: // www.google.com '); // Notice: Google's logo is not suitable. echo $ resultStr; exit; // Notice: It's exit, not break. case (4): $ contentStr = "this function is under development. Please wait... "; break;/* others */def Ault: $ contentStr = "Reply number selection service \ n"; $ contentStr. = "1 joke featured \ n"; $ contentStr. = "2 get your Username... \ n "; $ contentStr. = "3 graphic message example \ n"; $ contentStr. = "4 developing... \ n "; break;} $ resultStr = sprintf ($ textTpl, $ fromUsername, $ toUsername, $ time, 'text', $ contentStr); break; case ('image '): $ media_id = $ postObj-> MediaId; $ imgTpl = "<xml> <ToUserName> <! [CDATA [% s]> </ToUserName> <FromUserName> <! [CDATA [% s]> </FromUserName> <CreateTime> % s </CreateTime> <MsgType> <! [CDATA [% s]> </MsgType> <Image> <MediaId> <! [CDATA [% s]> </MediaId> </Image> </xml> "; $ resultStr = sprintf ($ imgTpl, $ fromUsername, $ toUsername, $ time, 'image', $ media_id); break; // try get the id of the receive image and analyze/* $ media_id = $ postObj-> MediaId; $ textTpl = "<xml> <ToUserName> <! [CDATA [% s]> </ToUserName> <FromUserName> <! [CDATA [% s]> </FromUserName> <CreateTime> % s </CreateTime> <MsgType> <! [CDATA [% s]> </MsgType> <Content> <! [CDATA [% s]> </Content> </xml> "; $ length = strlen ($ media_id); $ contentStr =" I have got ed the image message you sent, the id of this image is # $ media_id #, and the length of media_id is # $ length # "; $ resultStr = sprintf ($ textTpl, $ fromUsername, $ toUsername, $ time, 'text', $ contentStr); break; */case ('voice '): $ textTpl = "<xml> <ToUserName> <! [CDATA [% s]> </ToUserName> <FromUserName> <! [CDATA [% s]> </FromUserName> <CreateTime> % s </CreateTime> <MsgType> <! [CDATA [% s]> </MsgType> <Content> <! [CDATA [% s]> </Content> </xml> "; $ contentStr = 'What do you mean? I can't hear you... '; $ resultStr = sprintf ($ textTpl, $ fromUsername, $ toUsername, $ time, 'text', $ contentStr); break;/* others */default: $ resultStr = "Input something... "; break;} echo $ resultStr;} else {echo"; exit ;}}}