Merge branch 'tcitworld-ebook' into dev

1 files changed, 171 insertions, 0 deletions

diff --git a/inc/3rdparty/libraries/MOBIClass/Http.php b/inc/3rdparty/libraries/MOBIClass/Http.php
new file mode 100644
index 00000000..9e5852e3
--- /dev/null
+++ b/inc/3rdparty/libraries/MOBIClass/Http.php
@@ -0,0 +1,171 @@
+<?php
+class Http{
+        private static $cache = false;
+
+        public static function Request($url){
+                $url_parts = parse_url($url);
+                $url_parts["port"] = isset($url_parts["port"]) ? $url_parts["port"] : 80;
+                $url_parts["path"] = isset($url_parts["path"]) ? $url_parts["path"] : "/";
+
+                return self::FullRequest("GET", $url_parts["host"], $url_parts["port"], $url_parts["path"]);
+        }
+
+        public static function FullRequest(
+                        $verb = 'GET',             /* HTTP Request Method (GET and POST supported) */
+                        $ip,                       /* Target IP/Hostname */
+                        $port = 80,                /* Target TCP port */
+                        $uri = '/',                /* Target URI */
+                        $getdata = array(),        /* HTTP GET Data ie. array('var1' => 'val1', 'var2' => 'val2') */
+                        $postdata = array(),       /* HTTP POST Data ie. array('var1' => 'val1', 'var2' => 'val2') */
+                        $cookie = array(),         /* HTTP Cookie Data ie. array('var1' => 'val1', 'var2' => 'val2') */
+                        $custom_headers = array(), /* Custom HTTP headers ie. array('Referer: http://localhost/ */
+                        $timeout = 1000,           /* Socket timeout in milliseconds */
+                        $req_hdr = false,          /* Include HTTP request headers */
+                        $res_hdr = false,           /* Include HTTP response headers */
+                        $depth = 4                                      /* Depth of the iteration left (to avoid redirection loops) */
+                        )
+        {
+                if(self::$cache){
+                        $cacheFile = "cache/".$ip."/".str_replace("/", "...", $uri);
+
+                        if(is_file($cacheFile)){
+                                $data = file_get_contents($cacheFile);
+
+                                return self::resolveTruncated($data);
+                        }
+                }
+                $ret = '';
+                $verb = strtoupper($verb);
+                $cookie_str = '';
+                $getdata_str = count($getdata) ? '?' : '';
+                $postdata_str = '';
+
+                foreach ($getdata as $k => $v)
+                        $getdata_str .= urlencode($k) .'='. urlencode($v);
+
+                foreach ($postdata as $k => $v)
+                        $postdata_str .= urlencode($k) .'='. urlencode($v) .'&';
+
+                foreach ($cookie as $k => $v)
+                        $cookie_str .= urlencode($k) .'='. urlencode($v) .'; ';
+
+                $crlf = "\r\n";
+                $req = $verb .' '. $uri . $getdata_str .' HTTP/1.1' . $crlf;
+                $req .= 'Host: '. $ip . $crlf;
+                $req .= 'User-Agent: Mozilla/5.0 Firefox/3.6.12' . $crlf;
+                $req .= 'Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8' . $crlf;
+                $req .= 'Accept-Language: en-us,en;q=0.5' . $crlf;
+                $req .= 'Accept-Encoding: deflate' . $crlf;
+                $req .= 'Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7' . $crlf;
+                
+
+                foreach ($custom_headers as $k => $v)
+                        $req .= $k .': '. $v . $crlf;
+
+                if (!empty($cookie_str))
+                        $req .= 'Cookie: '. substr($cookie_str, 0, -2) . $crlf;
+
+                if ($verb == 'POST' && !empty($postdata_str))
+                {
+                        $postdata_str = substr($postdata_str, 0, -1);
+                        $req .= 'Content-Type: application/x-www-form-urlencoded' . $crlf;
+                        $req .= 'Content-Length: '. strlen($postdata_str) . $crlf . $crlf;
+                        $req .= $postdata_str;
+                }
+                else $req .= $crlf;
+
+                if ($req_hdr)
+                        $ret .= $req;
+
+                if (($fp = @fsockopen($ip, $port, $errno, $errstr)) == false)
+                        return "Error $errno: $errstr\n";
+
+                stream_set_timeout($fp, 0, $timeout * 1000);
+
+                fputs($fp, $req);
+                $ret .= stream_get_contents($fp);
+                fclose($fp);
+
+                $headerSplit = strpos($ret, "\r\n\r\n");
+                $header = substr($ret, 0, $headerSplit);
+
+                $redirectURL = self::CheckForRedirect($header);
+
+                if($redirectURL !== false){
+                        if($depth > 0){
+                                $url_parts = parse_url($redirectURL);
+                                $url_parts["port"] = isset($url_parts["port"]) ? $url_parts["port"] : 80;
+                                $url_parts["path"] = isset($url_parts["path"]) ? $url_parts["path"] : "/";
+
+                                return self::FullRequest($verb, $url_parts["host"], $url_parts["port"], $url_parts["path"], $getdata, $postdata, $cookie, $custom_headers, $timeout, $req_hdr, $res_hdr, $depth-1);
+                        }else{
+                                return "Redirect loop, stopping...";
+                        }
+                }
+
+                $truncated = false;
+                $headerLines = explode("\r\n", $header);
+                foreach($headerLines as $line){
+                        list($name, $value) = explode(":", $line);
+                        $name = trim($name);
+                        $value = trim($value);
+
+                        if(strtolower($name) == "transfer-encoding" && strtolower($value) == "chunked"){                //TODO: Put right values!
+                                $truncated = true;
+                        }
+                }
+
+                if (!$res_hdr)
+                        $ret = substr($ret, $headerSplit + 4);
+
+                if($truncated){
+                        $ret = self::resolveTruncated($ret);
+                }
+                if(self::$cache){
+                        if(!is_dir("cache")){
+                                mkdir("cache");
+                        }
+                        if(!is_dir("cache/".$ip)){
+                                mkdir("cache/".$ip);
+                        }
+                        if(!is_file("cache/".$ip."/".str_replace("/", "...", $uri))){
+                                $h = fopen("cache/".$ip."/".str_replace("/", "...", $uri), "w");
+                                fwrite($h, $ret);
+                                fclose($h);
+                        }
+                }
+                
+                return $ret;
+        }
+
+        private static function resolveTruncated($data){
+                $pos = 0;
+                $end = strlen($data);
+                $out = "";
+
+                while($pos < $end){
+                        $endVal = strpos($data, "\r\n", $pos);
+                        $value = hexdec(substr($data, $pos, $endVal-$pos));
+                        $out .= substr($data, $endVal+2, $value);
+                        $pos = $endVal+2+$value;
+                }
+
+                return $out;
+        }
+
+        private static function CheckForRedirect($header){
+                $firstLine = substr($header, 0, strpos($header, "\r\n"));
+                list($httpVersion, $statusCode, $message) = explode(" ", $firstLine);
+
+                if(substr($statusCode, 0, 1) == "3"){
+                        $part = substr($header, strpos(strtolower($header), "location: ")+strlen("location: "));
+                        $location = trim(substr($part, 0, strpos($part, "\r\n")));
+
+                        if(strlen($location) > 0){
+                                return $location;
+                        }
+                }
+                return false;
+        }
+}
+?>
\ No newline at end of file