Examples of httpclient class usages in PHP encapsulation

This example describes the HttpClient class in PHP encapsulation. Share to everyone for your reference. The specific analysis is as follows:

This is a PHP-encapsulated HttpClient class that enables simple functions such as Get POST Cookie sessions. Originally done, the two days have been modified a bit.

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<?php/* Filename:httpclient.php * Created on 2012-12-21 * Created with Robintang * To change the template for this G enerated file Go to * window-preferences-phpeclipse-php-code Templates */class Sincookie {public $name;//Cooki e name public $value; Cookie value//The following three properties do not now implement public $expires; The expiration time is public $path; Path public $domain; Domain//Create a cookie object from the cookie string function __construct ($s = false) {if ($s) {$i 1 = strpos ($s, ' = '); $i 2 = Strpos ($s, '; '); $this->name = Trim (substr ($s, 0, $i 1)); $this->value = Trim (substr ($s, $i 1 +1, $i 2-$i 1-1)); }//Get cookie Key value pair function Getkeyvalue () {return "$this->name= $this->value";}} Session Context class Sinhttpcontext {public $cookies;//session cookies public $referer;//Previous page address function __construct () {$this-& gt;cookies = Array (); $this->refrer = "";} Set Cookie function Cookie ($key, $val) {$ck = new Sincookie (); $ck->name = $key; $ck->value = $val; $this->ADDC Ookie ($CK); }//Add Cookie function Addcookie ($CK) {$this->cookies[$ck->name] = $ck}//Get a cookie string, use the function cookiesstring () {$res = '; foreach ($this-& Gt;cookies as $ck) {$res. = $ck->getkeyvalue (). ';'; return $res; }//HTTP Request object class Sinhttprequest {public $url;//Request address public $method = ' get ';//request method public $host;//Host public $PA Th Path public $scheme; Protocol, HTTP public $port; Port public $header; Request head public $body; Request Body//Set Header function SetHeader ($k, $v) {if (!isset ($this->header)) {$this->header = array ();} $this->head er[$k] = $v; //Get request string//Include header and request body//fetch directly after write socket on line function reqstring () {$matches = Parse_url ($this->url);!isset ($matches [' Host '] && $matches [' host '] = ';!isset ($matches [' path ']) && $matches [' path '] = ';!isset ($matches [' Qu Ery '] && $matches [' query '] = ';!isset ($matches [' Port ']) && $matches [' port '] = '; $host = $matches [' Host ']; $path = $matches [' Path ']? $matches [' Path ']. ($matches [' query ']? '?' . $matches [' Query ']: ': '/'; $port =!empty ($matches [' Port '])? $matches [' Port ']: 80; $scheme = $matches [' scheme ']? $matches [' scheme ']: ' http '; $this->host = $host; $this->path = $path; $this->scheme = $scheme; $this->port = $port; $method = Strtoupper ($this->method); $res = "$method $path http/1.1rn"; $res. = "Host: $hostrn"; if ($this->header) {reset ($this->header); while (the list ($k, $v) = each ($this->header)) {if (Isset ($v) &&amp ; strlen ($v) > 0) $res. = "$k: $vrn"; }} $res. = "RN"; if ($this->body) {$res. = $this->body; $res. = "Rnrn";} return $res; }///HTTP response class Sinhttpresponse {public $scheme;//protocol public $stasus;//Status, success is OK public $code;//Status Code, success is 200 Public $header; Response Head public $body; Response body Function __construct () {$this->header = array (); $this->body = null;} function SetHeader ($key, $val) {$t his->header[$key] = $val; }//HttpClient class Sinhttpclient {public $keepcontext = true;//whether to maintain session public $context Context public $request; Request public $response; Response public $debug = false; Whether the request content is printed and the same header function __construct () {$this->request = new Sinhttprequest () in debug mode, or True); $this-> Response = new Sinhttpresponse (); $this->context = new Sinhttpcontext (); $this->timeout = 15; The default timeout is 15s}//clear the Last Request Content function clearrequest () {$this->request->body = '; $this->request->setheader (' Content-length ', false); $this->request->setheader (' Content-type ', false); }///Post method//data for the requested date//as the key value pair when the simulation form submission//other time for the data submission, submitted in the form of XML//If there are other requirements, please extend the function post ($url, $data = False) {$th Is->clearrequest (); if ($data) {if (Is_array ($data)) {$con = Http_build_query ($data); $this->request->setheader (' Content-type ', ' Application/x-www-form-urlencoded '); else {$con = $data; $this->request->setheader (' Content-type ', ' text/xml; Charset=utf-8 ');} $this->request-& Gt;body = $con; $this->request->method = "POST"; $this->request->sethEader (' Content-length ', strlen ($con)); $this->startrequest ($url); }//Get Method function Get ($url) {$this->clearrequest () $this->request->method = ' get '; $this->startrequest ($ URL); The method is called internally, without directly calling function Startrequest ($url) {$this->request->url = $url; if ($this->keepcontext) {//If guaranteed Setting relevant information $this->request->setheader (' Referer ', $this->context->refrer); $cks = $this->context->cookiesstring (); if (strlen ($cks) > 0) $this->request->setheader (' Cookie ', $cks); //Get the request content $reqstring = $this->request->reqstring (); if ($this->debug) echo "REQUEST:N$REQSTRINGN"; try {$fp = Fsockopen ($this->request->host, $this->request->port, $errno, $errstr, $this->timeout); catch (Exception $ex) {echo $ex->getmessage (); exit (0);} if ($fp) {stream_set_blocking ($fp, true); Stream_set_timeo UT ($fp, $this->timeout); Write Data fwrite ($FP, $reqstring); $status = Stream_get_meta_data ($FP); if (! $status [' timed_out ']) { No timeout//The following loops are used to read the response head while (!feof ($fp)) {$h = Fgets ($FP); if ($this->debug) echo $h; if ($h && ($h = "RN" || $h = = = "n")) break; $pos = Strpos ($h, ': '); if ($pos) {$k = Strtolower (Trim (substr ($h, 0, $pos)); $v = Trim (substr ($h, $pos + 1)); if ($k = = ' Set-cookie ') {//Update COO Kie if ($this->keepcontext) {$this->context->addcookie (new Sincookie ($v));} else {//Add head inside to $this->response->setheader ($k, $v);} else {//First row data//parse response state $preg = '/^ (s*) (s*) (. *) $/'; Preg_match_all ($preg, $h, $arr); Isset ($arr [1][0]) & $this-&G T;response->scheme = Trim ($arr [1][0]); Isset ($arr [2][0]) & $this->response->stasus = Trim ($arr [2][0]); Isset ($arr [3][0]) & $this->response->code = Trim ($arr [3][0]); }//Get response body length $len = (int) $this->response->header[' content-length ']; $res = '; The following loop reads the body while (!feof ($fp) && $len > 0) {$c = Fread ($fp, $len); $res. = $c; $len = strlen ($c);} $this-&G T;response->body = $res; }//OffClosed Socket fclose ($FP); Save return to context maintenance $this->context->refrer = $url; ////demo/Now let begin test it $client = new sinhttpclient (); Create a client $client->get (' http://www.baidu.com/'); Get Echo $client->response->body; Echo?>

I hope this article will help you with your PHP programming.