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src/Connection/HttpConnection.php

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+<?php
+
+class Connection_HttpConnection 
+{
+    const POST = "POST";
+    const GET  = "GET";
+
+    private $param = array(); // Параметры запроса
+    public  $data = null;      // Содержание
+    public  $url;              // Адресс
+    public  $method = self::GET;           // Метод
+    public  $port = 80;
+    public  $host = "";
+    public  $proxy_host = false;
+    public  $proxy_port = false;
+    
+    /**
+     * Возвращает заголовок соединения
+     */
+    public function getHeader()
+    {
+        $result = $this->method . " " . $this->url . " HTTP/1.1\r\n";
+        $result .= "Host: ". $this->host ."\r\n";
+        foreach ($this->param as $key => $value) {
+            $result .= $key . ": " . $value . "\r\n";
+        }
+        $result .= "Connection: Close\r\n\r\n";
+        $result .= $this->data;
+        return $result;
+    }
+    
+    /**
+     * Установка параметров запроса
+     * @parma string $name 
+     * @parma string $value 
+     */
+    public function setParameter($name, $value)
+    {
+        $this->param[$name] = $value;
+    }
+
+    /**
+     * Метод запроса GET или POST
+     */
+    public function setMethod($method)
+    {
+        $this->method = $method;
+    }
+
+    public function setUrl($url)
+    {
+        $this->url = $url;
+        $this->host = parse_url($this->url, PHP_URL_HOST);
+    }
+
+    public function getUrl() 
+    {
+        return $this->url;
+    }
+
+    /**
+     * Содержание запроса
+     */
+    public function setContent($data)
+    {
+        $this->setParameter ("Content-length", strlen($data));  
+        $this->data = $data;
+    }
+
+    /**
+     * Посылает запрос и возвращает страницу
+     */
+    public function getPage()
+    {
+        $host = ($this->proxy_host) ? $this->proxy_host : $this->host;
+        $port = ($this->proxy_port) ? $this->proxy_port : $this->port;
+        $socket = fsockopen($host, $port, $errno, $errstr, 30);
+        if (! $socket) {
+            return null; // Exception
+        } else {
+            $header = $this->getHeader();
+            fwrite($socket, $header);
+
+            $result = null;
+            while (! feof($socket)) {
+                $result .= fgets($socket, 128);
+            }
+            fclose($socket);
+            return $result;
+        }
+        return null;
+    }
+}
+

src/Connection/HttpConnectionResponse.php

@@ -0,0 +1,82 @@
+<?php
+
+/**
+ * Обрабатывает HTTP ответ
+ */
+class Connection_HttpConnectionResponse
+{
+    private $offset;
+    private $param = array ();
+    private $code;
+
+    public function __construct($response)
+    {
+        $this->offset = 0;
+        $this->response = $response;
+        $this->parseMessage();
+    }        
+
+    /**
+     * Обработка HTTP ответа
+     */
+    private function parseMessage()
+    {
+        $http = explode(" ", $this->getLine());
+        $this->version = $http[0];
+        $this->code    = $http[1];
+
+        $line = $this->getLine();       
+        while ($offset = strpos($line, ":")) {
+            $this->param[substr($line, 0, $offset)] = trim(substr($line, $offset + 1));
+            $line = $this->getLine();
+        }
+
+        if (isset($this->param['Transfer-Encoding']) && $this->param['Transfer-Encoding'] == 'chunked') {
+            //$this->data = substr($this->response, $this->offset);
+            $line = hexdec($this->getLine());
+            $chunk = array();
+            while ($line > 0) {
+                $chunk [] = substr($this->response, $this->offset, $line);
+                $this->offset += $line;
+                $line = hexdec($this->getLine());
+            }
+
+            $this->data = implode("", $chunk);
+        } else {
+            $this->data = substr($this->response, $this->offset);
+        }
+    }
+
+    /**
+     * Обработка строки HTTP ответа
+     */
+    private function getLine()
+    {
+        $begin = $this->offset;
+        $offset = strpos($this->response, "\r\n", $this->offset);
+        $result = substr($this->response, $begin, $offset - $begin); 
+        $this->offset = $offset + 2;
+        return $result;
+    }
+
+    /**
+     * Значение параметра HTTP ответа
+     */
+    public function getParameter($name) 
+    {
+        return $this->param[$name];
+    }
+
+    public function getData() 
+    {
+        return $this->data;
+    }
+
+    /**
+     * Состояние 
+     */
+    public function getCode() 
+    {
+        return $this->code;
+    }
+}