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<h1>Http.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001
<a name="l00002"></a>00002 <span class="comment">//</span>
<a name="l00003"></a>00003 <span class="comment">// SFML - Simple and Fast Multimedia Library</span>
<a name="l00004"></a>00004 <span class="comment">// Copyright (C) 2007-2009 Laurent Gomila (laurent.gom@gmail.com)</span>
<a name="l00005"></a>00005 <span class="comment">//</span>
<a name="l00006"></a>00006 <span class="comment">// This software is provided 'as-is', without any express or implied warranty.</span>
<a name="l00007"></a>00007 <span class="comment">// In no event will the authors be held liable for any damages arising from the use of this software.</span>
<a name="l00008"></a>00008 <span class="comment">//</span>
<a name="l00009"></a>00009 <span class="comment">// Permission is granted to anyone to use this software for any purpose,</span>
<a name="l00010"></a>00010 <span class="comment">// including commercial applications, and to alter it and redistribute it freely,</span>
<a name="l00011"></a>00011 <span class="comment">// subject to the following restrictions:</span>
<a name="l00012"></a>00012 <span class="comment">//</span>
<a name="l00013"></a>00013 <span class="comment">// 1. The origin of this software must not be misrepresented;</span>
<a name="l00014"></a>00014 <span class="comment">// you must not claim that you wrote the original software.</span>
<a name="l00015"></a>00015 <span class="comment">// If you use this software in a product, an acknowledgment</span>
<a name="l00016"></a>00016 <span class="comment">// in the product documentation would be appreciated but is not required.</span>
<a name="l00017"></a>00017 <span class="comment">//</span>
<a name="l00018"></a>00018 <span class="comment">// 2. Altered source versions must be plainly marked as such,</span>
<a name="l00019"></a>00019 <span class="comment">// and must not be misrepresented as being the original software.</span>
<a name="l00020"></a>00020 <span class="comment">//</span>
<a name="l00021"></a>00021 <span class="comment">// 3. This notice may not be removed or altered from any source distribution.</span>
<a name="l00022"></a>00022 <span class="comment">//</span>
<a name="l00024"></a>00024 <span class="comment"></span>
<a name="l00026"></a>00026 <span class="comment">// Headers</span>
<a name="l00028"></a>00028 <span class="comment"></span><span class="preprocessor">#include <SFML/Network/Http.hpp></span>
<a name="l00029"></a>00029 <span class="preprocessor">#include <ctype.h></span>
<a name="l00030"></a>00030 <span class="preprocessor">#include <algorithm></span>
<a name="l00031"></a>00031 <span class="preprocessor">#include <iterator></span>
<a name="l00032"></a>00032 <span class="preprocessor">#include <sstream></span>
<a name="l00033"></a>00033
<a name="l00034"></a>00034
<a name="l00035"></a>00035 <span class="keyword">namespace</span>
<a name="l00036"></a>00036 {
<a name="l00038"></a>00038 <span class="comment">// Convenience function to convert a string to lower case</span>
<a name="l00040"></a>00040 <span class="comment"></span> std::string ToLower(<span class="keyword">const</span> std::string& Str)
<a name="l00041"></a>00041 {
<a name="l00042"></a>00042 std::string Ret = Str;
<a name="l00043"></a>00043 <span class="keywordflow">for</span> (std::string::iterator i = Ret.begin(); i != Ret.end(); ++i)
<a name="l00044"></a>00044 *i = static_cast<char>(tolower(*i));
<a name="l00045"></a>00045
<a name="l00046"></a>00046 <span class="keywordflow">return</span> Ret;
<a name="l00047"></a>00047 }
<a name="l00048"></a>00048 }
<a name="l00049"></a>00049
<a name="l00050"></a>00050
<a name="l00051"></a>00051 <span class="keyword">namespace </span>sf
<a name="l00052"></a>00052 {
<a name="l00056"></a><a class="code" href="classsf_1_1Http_1_1Request.htm#55e79368ff0d72568150b3823ee0eb72">00056</a> <a class="code" href="classsf_1_1Http_1_1Request.htm#55e79368ff0d72568150b3823ee0eb72" title="Default constructor.">Http::Request::Request</a>(<a class="code" href="classsf_1_1Http_1_1Request.htm#620f8bff6f43e1378f321bf53fbf5598" title="Enumerate the available HTTP methods for a request.">Method</a> RequestMethod, <span class="keyword">const</span> std::string& URI, <span class="keyword">const</span> std::string& Body)
<a name="l00057"></a>00057 {
<a name="l00058"></a>00058 <a class="code" href="classsf_1_1Http_1_1Request.htm#2b17bdbb01172b4bfc8bea4a661a1c53" title="Set the request method.">SetMethod</a>(RequestMethod);
<a name="l00059"></a>00059 <a class="code" href="classsf_1_1Http_1_1Request.htm#2d92b4bf89606acb3e6ac8443b427aac" title="Set the target URI of the request.">SetURI</a>(URI);
<a name="l00060"></a>00060 <a class="code" href="classsf_1_1Http_1_1Request.htm#a168e9482ea54c26868676b0eda6dabd" title="Set the HTTP version of the request.">SetHttpVersion</a>(1, 0);
<a name="l00061"></a>00061 <a class="code" href="classsf_1_1Http_1_1Request.htm#8f8b740b23e13d757e8dabd634eb8e46" title="Set the body of the request.">SetBody</a>(Body);
<a name="l00062"></a>00062 }
<a name="l00063"></a>00063
<a name="l00064"></a>00064
<a name="l00068"></a><a class="code" href="classsf_1_1Http_1_1Request.htm#a48d6b67d701622333564dfa1094b41e">00068</a> <span class="keywordtype">void</span> <a class="code" href="classsf_1_1Http_1_1Request.htm#a48d6b67d701622333564dfa1094b41e" title="Set the value of a field; the field is added if it doesn&#39;t exist.">Http::Request::SetField</a>(<span class="keyword">const</span> std::string& Field, <span class="keyword">const</span> std::string& Value)
<a name="l00069"></a>00069 {
<a name="l00070"></a>00070 myFields[ToLower(Field)] = Value;
<a name="l00071"></a>00071 }
<a name="l00072"></a>00072
<a name="l00073"></a>00073
<a name="l00078"></a><a class="code" href="classsf_1_1Http_1_1Request.htm#2b17bdbb01172b4bfc8bea4a661a1c53">00078</a> <span class="keywordtype">void</span> <a class="code" href="classsf_1_1Http_1_1Request.htm#2b17bdbb01172b4bfc8bea4a661a1c53" title="Set the request method.">Http::Request::SetMethod</a>(<a class="code" href="classsf_1_1Http_1_1Request.htm#620f8bff6f43e1378f321bf53fbf5598" title="Enumerate the available HTTP methods for a request.">Http::Request::Method</a> RequestMethod)
<a name="l00079"></a>00079 {
<a name="l00080"></a>00080 myMethod = RequestMethod;
<a name="l00081"></a>00081 }
<a name="l00082"></a>00082
<a name="l00083"></a>00083
<a name="l00088"></a><a class="code" href="classsf_1_1Http_1_1Request.htm#2d92b4bf89606acb3e6ac8443b427aac">00088</a> <span class="keywordtype">void</span> <a class="code" href="classsf_1_1Http_1_1Request.htm#2d92b4bf89606acb3e6ac8443b427aac" title="Set the target URI of the request.">Http::Request::SetURI</a>(<span class="keyword">const</span> std::string& URI)
<a name="l00089"></a>00089 {
<a name="l00090"></a>00090 myURI = URI;
<a name="l00091"></a>00091
<a name="l00092"></a>00092 <span class="comment">// Make sure it starts with a '/'</span>
<a name="l00093"></a>00093 <span class="keywordflow">if</span> (myURI.empty() || (myURI[0] != <span class="charliteral">'/'</span>))
<a name="l00094"></a>00094 myURI.insert(0, <span class="stringliteral">"/"</span>);
<a name="l00095"></a>00095 }
<a name="l00096"></a>00096
<a name="l00097"></a>00097
<a name="l00102"></a><a class="code" href="classsf_1_1Http_1_1Request.htm#a168e9482ea54c26868676b0eda6dabd">00102</a> <span class="keywordtype">void</span> <a class="code" href="classsf_1_1Http_1_1Request.htm#a168e9482ea54c26868676b0eda6dabd" title="Set the HTTP version of the request.">Http::Request::SetHttpVersion</a>(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> Major, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> Minor)
<a name="l00103"></a>00103 {
<a name="l00104"></a>00104 myMajorVersion = Major;
<a name="l00105"></a>00105 myMinorVersion = Minor;
<a name="l00106"></a>00106 }
<a name="l00107"></a>00107
<a name="l00108"></a>00108
<a name="l00114"></a><a class="code" href="classsf_1_1Http_1_1Request.htm#8f8b740b23e13d757e8dabd634eb8e46">00114</a> <span class="keywordtype">void</span> <a class="code" href="classsf_1_1Http_1_1Request.htm#8f8b740b23e13d757e8dabd634eb8e46" title="Set the body of the request.">Http::Request::SetBody</a>(<span class="keyword">const</span> std::string& Body)
<a name="l00115"></a>00115 {
<a name="l00116"></a>00116 myBody = Body;
<a name="l00117"></a>00117 }
<a name="l00118"></a>00118
<a name="l00119"></a>00119
<a name="l00123"></a>00123 std::string Http::Request::ToString()<span class="keyword"> const</span>
<a name="l00124"></a>00124 <span class="keyword"></span>{
<a name="l00125"></a>00125 std::ostringstream Out;
<a name="l00126"></a>00126
<a name="l00127"></a>00127 <span class="comment">// Convert the method to its string representation</span>
<a name="l00128"></a>00128 std::string RequestMethod;
<a name="l00129"></a>00129 <span class="keywordflow">switch</span> (myMethod)
<a name="l00130"></a>00130 {
<a name="l00131"></a>00131 <span class="keywordflow">default</span> :
<a name="l00132"></a>00132 <span class="keywordflow">case</span> <a class="code" href="classsf_1_1Http_1_1Request.htm#620f8bff6f43e1378f321bf53fbf5598f6c1b04e35501cd5f5a85207c2b37f00" title="Request in get mode, standard method to retrieve a page.">Get</a> : RequestMethod = <span class="stringliteral">"GET"</span>; <span class="keywordflow">break</span>;
<a name="l00133"></a>00133 <span class="keywordflow">case</span> <a class="code" href="classsf_1_1Http_1_1Request.htm#620f8bff6f43e1378f321bf53fbf559887aa7a9c6147016f57c5ff1c5cac6138" title="Request in post mode, usually to send data to a page.">Post</a> : RequestMethod = <span class="stringliteral">"POST"</span>; <span class="keywordflow">break</span>;
<a name="l00134"></a>00134 <span class="keywordflow">case</span> <a class="code" href="classsf_1_1Http_1_1Request.htm#620f8bff6f43e1378f321bf53fbf5598d1642aed133fbd3cb4fcff0f558e6ee5" title="Request a page&#39;s header only.">Head</a> : RequestMethod = <span class="stringliteral">"HEAD"</span>; <span class="keywordflow">break</span>;
<a name="l00135"></a>00135 }
<a name="l00136"></a>00136
<a name="l00137"></a>00137 <span class="comment">// Write the first line containing the request type</span>
<a name="l00138"></a>00138 Out << RequestMethod << <span class="stringliteral">" "</span> << myURI << <span class="stringliteral">" "</span>;
<a name="l00139"></a>00139 Out << <span class="stringliteral">"HTTP/"</span> << myMajorVersion << <span class="stringliteral">"."</span> << myMinorVersion << <span class="stringliteral">"\r\n"</span>;
<a name="l00140"></a>00140
<a name="l00141"></a>00141 <span class="comment">// Write fields</span>
<a name="l00142"></a>00142 <span class="keywordflow">for</span> (FieldTable::const_iterator i = myFields.begin(); i != myFields.end(); ++i)
<a name="l00143"></a>00143 {
<a name="l00144"></a>00144 Out << i->first << <span class="stringliteral">": "</span> << i->second << <span class="stringliteral">"\r\n"</span>;
<a name="l00145"></a>00145 }
<a name="l00146"></a>00146
<a name="l00147"></a>00147 <span class="comment">// Use an extra \r\n to separate the header from the body</span>
<a name="l00148"></a>00148 Out << <span class="stringliteral">"\r\n"</span>;
<a name="l00149"></a>00149
<a name="l00150"></a>00150 <span class="comment">// Add the body</span>
<a name="l00151"></a>00151 Out << myBody;
<a name="l00152"></a>00152
<a name="l00153"></a>00153 <span class="keywordflow">return</span> Out.str();
<a name="l00154"></a>00154 }
<a name="l00155"></a>00155
<a name="l00156"></a>00156
<a name="l00160"></a>00160 <span class="keywordtype">bool</span> Http::Request::HasField(<span class="keyword">const</span> std::string& Field)<span class="keyword"> const</span>
<a name="l00161"></a>00161 <span class="keyword"></span>{
<a name="l00162"></a>00162 <span class="keywordflow">return</span> myFields.find(Field) != myFields.end();
<a name="l00163"></a>00163 }
<a name="l00164"></a>00164
<a name="l00165"></a>00165
<a name="l00169"></a><a class="code" href="classsf_1_1Http_1_1Response.htm#25f38ccd0ae7b485e5a061dfbbbe3dc2">00169</a> <a class="code" href="classsf_1_1Http_1_1Response.htm#25f38ccd0ae7b485e5a061dfbbbe3dc2" title="Default constructor.">Http::Response::Response</a>() :
<a name="l00170"></a>00170 myStatus (ConnectionFailed),
<a name="l00171"></a>00171 myMajorVersion(0),
<a name="l00172"></a>00172 myMinorVersion(0)
<a name="l00173"></a>00173 {
<a name="l00174"></a>00174
<a name="l00175"></a>00175 }
<a name="l00176"></a>00176
<a name="l00177"></a>00177
<a name="l00181"></a><a class="code" href="classsf_1_1Http_1_1Response.htm#d785737dcbb5c2bd686482d483f8a330">00181</a> <span class="keyword">const</span> std::string& <a class="code" href="classsf_1_1Http_1_1Response.htm#d785737dcbb5c2bd686482d483f8a330" title="Get the value of a field.">Http::Response::GetField</a>(<span class="keyword">const</span> std::string& Field)<span class="keyword"> const</span>
<a name="l00182"></a>00182 <span class="keyword"></span>{
<a name="l00183"></a>00183 FieldTable::const_iterator It = myFields.find(ToLower(Field));
<a name="l00184"></a>00184 <span class="keywordflow">if</span> (It != myFields.end())
<a name="l00185"></a>00185 {
<a name="l00186"></a>00186 <span class="keywordflow">return</span> It->second;
<a name="l00187"></a>00187 }
<a name="l00188"></a>00188 <span class="keywordflow">else</span>
<a name="l00189"></a>00189 {
<a name="l00190"></a>00190 <span class="keyword">static</span> <span class="keyword">const</span> std::string Empty = <span class="stringliteral">""</span>;
<a name="l00191"></a>00191 <span class="keywordflow">return</span> Empty;
<a name="l00192"></a>00192 }
<a name="l00193"></a>00193 }
<a name="l00194"></a>00194
<a name="l00195"></a>00195
<a name="l00199"></a><a class="code" href="classsf_1_1Http_1_1Response.htm#542d55a3e0a88f0dfecb8811373669eb">00199</a> <a class="code" href="classsf_1_1Http_1_1Response.htm#663e071978e30fbbeb20ed045be874d8" title="Enumerate all the valid status codes returned in a HTTP response.">Http::Response::Status</a> <a class="code" href="classsf_1_1Http_1_1Response.htm#542d55a3e0a88f0dfecb8811373669eb" title="Get the header&#39;s status code.">Http::Response::GetStatus</a>()<span class="keyword"> const</span>
<a name="l00200"></a>00200 <span class="keyword"></span>{
<a name="l00201"></a>00201 <span class="keywordflow">return</span> myStatus;
<a name="l00202"></a>00202 }
<a name="l00203"></a>00203
<a name="l00204"></a>00204
<a name="l00208"></a><a class="code" href="classsf_1_1Http_1_1Response.htm#6a4f633420eb8a2e44b5accc4dc4e82a">00208</a> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="classsf_1_1Http_1_1Response.htm#6a4f633420eb8a2e44b5accc4dc4e82a" title="Get the major HTTP version number of the response.">Http::Response::GetMajorHttpVersion</a>()<span class="keyword"> const</span>
<a name="l00209"></a>00209 <span class="keyword"></span>{
<a name="l00210"></a>00210 <span class="keywordflow">return</span> myMajorVersion;
<a name="l00211"></a>00211 }
<a name="l00212"></a>00212
<a name="l00213"></a>00213
<a name="l00217"></a><a class="code" href="classsf_1_1Http_1_1Response.htm#6a8663adab1be819683ec8d1ecb57a3b">00217</a> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="classsf_1_1Http_1_1Response.htm#6a8663adab1be819683ec8d1ecb57a3b" title="Get the major HTTP version number of the response.">Http::Response::GetMinorHttpVersion</a>()<span class="keyword"> const</span>
<a name="l00218"></a>00218 <span class="keyword"></span>{
<a name="l00219"></a>00219 <span class="keywordflow">return</span> myMinorVersion;
<a name="l00220"></a>00220 }
<a name="l00221"></a>00221
<a name="l00222"></a>00222
<a name="l00230"></a><a class="code" href="classsf_1_1Http_1_1Response.htm#e9d26d9ec2e1c98b3880d7d01c49c179">00230</a> <span class="keyword">const</span> std::string& <a class="code" href="classsf_1_1Http_1_1Response.htm#e9d26d9ec2e1c98b3880d7d01c49c179" title="Get the body of the response.">Http::Response::GetBody</a>()<span class="keyword"> const</span>
<a name="l00231"></a>00231 <span class="keyword"></span>{
<a name="l00232"></a>00232 <span class="keywordflow">return</span> myBody;
<a name="l00233"></a>00233 }
<a name="l00234"></a>00234
<a name="l00235"></a>00235
<a name="l00239"></a>00239 <span class="keywordtype">void</span> Http::Response::FromString(<span class="keyword">const</span> std::string& Data)
<a name="l00240"></a>00240 {
<a name="l00241"></a>00241 std::istringstream In(Data);
<a name="l00242"></a>00242
<a name="l00243"></a>00243 <span class="comment">// Extract the HTTP version from the first line</span>
<a name="l00244"></a>00244 std::string Version;
<a name="l00245"></a>00245 <span class="keywordflow">if</span> (In >> Version)
<a name="l00246"></a>00246 {
<a name="l00247"></a>00247 <span class="keywordflow">if</span> ((Version.size() >= 8) && (Version[6] == <span class="charliteral">'.'</span>) &&
<a name="l00248"></a>00248 (ToLower(Version.substr(0, 5)) == <span class="stringliteral">"http/"</span>) &&
<a name="l00249"></a>00249 isdigit(Version[5]) && isdigit(Version[7]))
<a name="l00250"></a>00250 {
<a name="l00251"></a>00251 myMajorVersion = Version[5] - <span class="charliteral">'0'</span>;
<a name="l00252"></a>00252 myMinorVersion = Version[7] - <span class="charliteral">'0'</span>;
<a name="l00253"></a>00253 }
<a name="l00254"></a>00254 <span class="keywordflow">else</span>
<a name="l00255"></a>00255 {
<a name="l00256"></a>00256 <span class="comment">// Invalid HTTP version</span>
<a name="l00257"></a>00257 myStatus = <a class="code" href="classsf_1_1Http_1_1Response.htm#663e071978e30fbbeb20ed045be874d8acd062103f0975b1c2078bea0d91d5a8" title="Response is not a valid HTTP one.">InvalidResponse</a>;
<a name="l00258"></a>00258 <span class="keywordflow">return</span>;
<a name="l00259"></a>00259 }
<a name="l00260"></a>00260 }
<a name="l00261"></a>00261
<a name="l00262"></a>00262 <span class="comment">// Extract the status code from the first line</span>
<a name="l00263"></a>00263 <span class="keywordtype">int</span> StatusCode;
<a name="l00264"></a>00264 <span class="keywordflow">if</span> (In >> StatusCode)
<a name="l00265"></a>00265 {
<a name="l00266"></a>00266 myStatus = <span class="keyword">static_cast<</span><a class="code" href="classsf_1_1Http_1_1Response.htm#663e071978e30fbbeb20ed045be874d8" title="Enumerate all the valid status codes returned in a HTTP response.">Status</a><span class="keyword">></span>(StatusCode);
<a name="l00267"></a>00267 }
<a name="l00268"></a>00268 <span class="keywordflow">else</span>
<a name="l00269"></a>00269 {
<a name="l00270"></a>00270 <span class="comment">// Invalid status code</span>
<a name="l00271"></a>00271 myStatus = <a class="code" href="classsf_1_1Http_1_1Response.htm#663e071978e30fbbeb20ed045be874d8acd062103f0975b1c2078bea0d91d5a8" title="Response is not a valid HTTP one.">InvalidResponse</a>;
<a name="l00272"></a>00272 <span class="keywordflow">return</span>;
<a name="l00273"></a>00273 }
<a name="l00274"></a>00274
<a name="l00275"></a>00275 <span class="comment">// Ignore the end of the first line</span>
<a name="l00276"></a>00276 In.ignore(10000, <span class="charliteral">'\n'</span>);
<a name="l00277"></a>00277
<a name="l00278"></a>00278 <span class="comment">// Parse the other lines, which contain fields, one by one</span>
<a name="l00279"></a>00279 std::string Line;
<a name="l00280"></a>00280 <span class="keywordflow">while</span> (std::getline(In, Line) && (Line.size() > 2))
<a name="l00281"></a>00281 {
<a name="l00282"></a>00282 std::string::size_type Pos = Line.find(<span class="stringliteral">": "</span>);
<a name="l00283"></a>00283 <span class="keywordflow">if</span> (Pos != std::string::npos)
<a name="l00284"></a>00284 {
<a name="l00285"></a>00285 <span class="comment">// Extract the field name and its value</span>
<a name="l00286"></a>00286 std::string Field = Line.substr(0, Pos);
<a name="l00287"></a>00287 std::string Value = Line.substr(Pos + 2);
<a name="l00288"></a>00288
<a name="l00289"></a>00289 <span class="comment">// Remove any trailing \r</span>
<a name="l00290"></a>00290 <span class="keywordflow">if</span> (!Value.empty() && (*Value.rbegin() == <span class="charliteral">'\r'</span>))
<a name="l00291"></a>00291 Value.erase(Value.size() - 1);
<a name="l00292"></a>00292
<a name="l00293"></a>00293 <span class="comment">// Add the field</span>
<a name="l00294"></a>00294 myFields[ToLower(Field)] = Value;
<a name="l00295"></a>00295 }
<a name="l00296"></a>00296 }
<a name="l00297"></a>00297
<a name="l00298"></a>00298 <span class="comment">// Finally extract the body</span>
<a name="l00299"></a>00299 myBody.clear();
<a name="l00300"></a>00300 std::copy(std::istreambuf_iterator<char>(In), std::istreambuf_iterator<char>(), std::back_inserter(myBody));
<a name="l00301"></a>00301 }
<a name="l00302"></a>00302
<a name="l00303"></a>00303
<a name="l00307"></a><a class="code" href="classsf_1_1Http.htm#be2360194f99bdde402c9f97a85cf067">00307</a> <a class="code" href="classsf_1_1Http.htm#be2360194f99bdde402c9f97a85cf067" title="Default constructor.">Http::Http</a>() :
<a name="l00308"></a>00308 myHost(),
<a name="l00309"></a>00309 myPort(0)
<a name="l00310"></a>00310 {
<a name="l00311"></a>00311
<a name="l00312"></a>00312 }
<a name="l00313"></a>00313
<a name="l00314"></a>00314
<a name="l00318"></a><a class="code" href="classsf_1_1Http.htm#283ce40b04ef678916834b8032796677">00318</a> <a class="code" href="classsf_1_1Http.htm#be2360194f99bdde402c9f97a85cf067" title="Default constructor.">Http::Http</a>(<span class="keyword">const</span> std::string& Host, <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> Port)
<a name="l00319"></a>00319 {
<a name="l00320"></a>00320 <a class="code" href="classsf_1_1Http.htm#233fb3eabfeb22a442a0db92e38aee1f" title="Set the target host.">SetHost</a>(Host, Port);
<a name="l00321"></a>00321 }
<a name="l00322"></a>00322
<a name="l00323"></a>00323
<a name="l00327"></a><a class="code" href="classsf_1_1Http.htm#233fb3eabfeb22a442a0db92e38aee1f">00327</a> <span class="keywordtype">void</span> <a class="code" href="classsf_1_1Http.htm#233fb3eabfeb22a442a0db92e38aee1f" title="Set the target host.">Http::SetHost</a>(<span class="keyword">const</span> std::string& Host, <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> Port)
<a name="l00328"></a>00328 {
<a name="l00329"></a>00329 <span class="comment">// Detect the protocol used</span>
<a name="l00330"></a>00330 std::string Protocol = ToLower(Host.substr(0, 8));
<a name="l00331"></a>00331 <span class="keywordflow">if</span> (Protocol.substr(0, 7) == <span class="stringliteral">"http://"</span>)
<a name="l00332"></a>00332 {
<a name="l00333"></a>00333 <span class="comment">// HTTP protocol</span>
<a name="l00334"></a>00334 myHostName = Host.substr(7);
<a name="l00335"></a>00335 myPort = (Port != 0 ? Port : 80);
<a name="l00336"></a>00336 }
<a name="l00337"></a>00337 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (Protocol == <span class="stringliteral">"https://"</span>)
<a name="l00338"></a>00338 {
<a name="l00339"></a>00339 <span class="comment">// HTTPS protocol</span>
<a name="l00340"></a>00340 myHostName = Host.substr(8);
<a name="l00341"></a>00341 myPort = (Port != 0 ? Port : 443);
<a name="l00342"></a>00342 }
<a name="l00343"></a>00343 <span class="keywordflow">else</span>
<a name="l00344"></a>00344 {
<a name="l00345"></a>00345 <span class="comment">// Undefined protocol - use HTTP</span>
<a name="l00346"></a>00346 myHostName = Host;
<a name="l00347"></a>00347 myPort = (Port != 0 ? Port : 80);
<a name="l00348"></a>00348 }
<a name="l00349"></a>00349
<a name="l00350"></a>00350 <span class="comment">// Remove any trailing '/' from the host name</span>
<a name="l00351"></a>00351 <span class="keywordflow">if</span> (!myHostName.empty() && (*myHostName.rbegin() == <span class="charliteral">'/'</span>))
<a name="l00352"></a>00352 myHostName.erase(myHostName.size() - 1);
<a name="l00353"></a>00353
<a name="l00354"></a>00354 myHost = <a class="code" href="classsf_1_1IPAddress.htm" title="IPAddress provides easy manipulation of IP v4 addresses.">sf::IPAddress</a>(myHostName);
<a name="l00355"></a>00355 }
<a name="l00356"></a>00356
<a name="l00357"></a>00357
<a name="l00366"></a><a class="code" href="classsf_1_1Http.htm#25a88ce405f43feb9faf4480ea3c2d61">00366</a> <a class="code" href="classsf_1_1Http_1_1Response.htm" title="This class wraps an HTTP response, which is basically :a header with a status code...">Http::Response</a> <a class="code" href="classsf_1_1Http.htm#25a88ce405f43feb9faf4480ea3c2d61" title="Send a HTTP request and return the server&#39;s response.">Http::SendRequest</a>(<span class="keyword">const</span> <a class="code" href="classsf_1_1Http_1_1Request.htm" title="This class wraps an HTTP request, which is basically :a header with a method, a target...">Http::Request</a>& Req, <span class="keywordtype">float</span> Timeout)
<a name="l00367"></a>00367 {
<a name="l00368"></a>00368 <span class="comment">// First make sure the request is valid -- add missing mandatory fields</span>
<a name="l00369"></a>00369 <a class="code" href="classsf_1_1Http_1_1Request.htm" title="This class wraps an HTTP request, which is basically :a header with a method, a target...">Request</a> ToSend(Req);
<a name="l00370"></a>00370 <span class="keywordflow">if</span> (!ToSend.<a class="code" href="classsf_1_1Http_1_1Request.htm#e36519e1f04dd593eed75e374f7cfb3f" title="Check if the given field has been defined.">HasField</a>(<span class="stringliteral">"From"</span>))
<a name="l00371"></a>00371 {
<a name="l00372"></a>00372 ToSend.<a class="code" href="classsf_1_1Http_1_1Request.htm#a48d6b67d701622333564dfa1094b41e" title="Set the value of a field; the field is added if it doesn&#39;t exist.">SetField</a>(<span class="stringliteral">"From"</span>, <span class="stringliteral">"user@sfml-dev.org"</span>);
<a name="l00373"></a>00373 }
<a name="l00374"></a>00374 <span class="keywordflow">if</span> (!ToSend.<a class="code" href="classsf_1_1Http_1_1Request.htm#e36519e1f04dd593eed75e374f7cfb3f" title="Check if the given field has been defined.">HasField</a>(<span class="stringliteral">"User-Agent"</span>))
<a name="l00375"></a>00375 {
<a name="l00376"></a>00376 ToSend.<a class="code" href="classsf_1_1Http_1_1Request.htm#a48d6b67d701622333564dfa1094b41e" title="Set the value of a field; the field is added if it doesn&#39;t exist.">SetField</a>(<span class="stringliteral">"User-Agent"</span>, <span class="stringliteral">"libsfml-network/1.x"</span>);
<a name="l00377"></a>00377 }
<a name="l00378"></a>00378 <span class="keywordflow">if</span> (!ToSend.<a class="code" href="classsf_1_1Http_1_1Request.htm#e36519e1f04dd593eed75e374f7cfb3f" title="Check if the given field has been defined.">HasField</a>(<span class="stringliteral">"Host"</span>))
<a name="l00379"></a>00379 {
<a name="l00380"></a>00380 ToSend.<a class="code" href="classsf_1_1Http_1_1Request.htm#a48d6b67d701622333564dfa1094b41e" title="Set the value of a field; the field is added if it doesn&#39;t exist.">SetField</a>(<span class="stringliteral">"Host"</span>, myHostName);
<a name="l00381"></a>00381 }
<a name="l00382"></a>00382 <span class="keywordflow">if</span> (!ToSend.<a class="code" href="classsf_1_1Http_1_1Request.htm#e36519e1f04dd593eed75e374f7cfb3f" title="Check if the given field has been defined.">HasField</a>(<span class="stringliteral">"Content-Length"</span>))
<a name="l00383"></a>00383 {
<a name="l00384"></a>00384 std::ostringstream Out;
<a name="l00385"></a>00385 Out << ToSend.<a class="code" href="classsf_1_1Http_1_1Request.htm#d05e3c9b4ec87de6dfbfb5b57f2af15f" title="Body of the request.">myBody</a>.size();
<a name="l00386"></a>00386 ToSend.<a class="code" href="classsf_1_1Http_1_1Request.htm#a48d6b67d701622333564dfa1094b41e" title="Set the value of a field; the field is added if it doesn&#39;t exist.">SetField</a>(<span class="stringliteral">"Content-Length"</span>, Out.str());
<a name="l00387"></a>00387 }
<a name="l00388"></a>00388 <span class="keywordflow">if</span> ((ToSend.<a class="code" href="classsf_1_1Http_1_1Request.htm#12ed125a83b352316266471e9e64e77c" title="Method to use for the request.">myMethod</a> == <a class="code" href="classsf_1_1Http_1_1Request.htm#620f8bff6f43e1378f321bf53fbf559887aa7a9c6147016f57c5ff1c5cac6138" title="Request in post mode, usually to send data to a page.">Request::Post</a>) && !ToSend.<a class="code" href="classsf_1_1Http_1_1Request.htm#e36519e1f04dd593eed75e374f7cfb3f" title="Check if the given field has been defined.">HasField</a>(<span class="stringliteral">"Content-Type"</span>))
<a name="l00389"></a>00389 {
<a name="l00390"></a>00390 ToSend.<a class="code" href="classsf_1_1Http_1_1Request.htm#a48d6b67d701622333564dfa1094b41e" title="Set the value of a field; the field is added if it doesn&#39;t exist.">SetField</a>(<span class="stringliteral">"Content-Type"</span>, <span class="stringliteral">"application/x-www-form-urlencoded"</span>);
<a name="l00391"></a>00391 }
<a name="l00392"></a>00392 <span class="keywordflow">if</span> ((ToSend.<a class="code" href="classsf_1_1Http_1_1Request.htm#6e4db25ee0455e2eb87f5d5c62c830f5" title="Major HTTP version.">myMajorVersion</a> * 10 + ToSend.<a class="code" href="classsf_1_1Http_1_1Request.htm#d9201bb503871d3989975cbdd5ab494a" title="Minor HTTP version.">myMinorVersion</a> >= 11) && !ToSend.<a class="code" href="classsf_1_1Http_1_1Request.htm#e36519e1f04dd593eed75e374f7cfb3f" title="Check if the given field has been defined.">HasField</a>(<span class="stringliteral">"Connection"</span>))
<a name="l00393"></a>00393 {
<a name="l00394"></a>00394 ToSend.<a class="code" href="classsf_1_1Http_1_1Request.htm#a48d6b67d701622333564dfa1094b41e" title="Set the value of a field; the field is added if it doesn&#39;t exist.">SetField</a>(<span class="stringliteral">"Connection"</span>, <span class="stringliteral">"close"</span>);
<a name="l00395"></a>00395 }
<a name="l00396"></a>00396
<a name="l00397"></a>00397 <span class="comment">// Prepare the response</span>
<a name="l00398"></a>00398 <a class="code" href="classsf_1_1Http_1_1Response.htm" title="This class wraps an HTTP response, which is basically :a header with a status code...">Response</a> Received;
<a name="l00399"></a>00399
<a name="l00400"></a>00400 <span class="comment">// Connect the socket to the host</span>
<a name="l00401"></a>00401 <span class="keywordflow">if</span> (myConnection.<a class="code" href="classsf_1_1SocketTCP.htm#dd590d0119fa8edbe8da1574b6c8f07f" title="Connect to another computer on a specified port.">Connect</a>(myPort, myHost, Timeout) == Socket::Done)
<a name="l00402"></a>00402 {
<a name="l00403"></a>00403 <span class="comment">// Convert the request to string and send it through the connected socket</span>
<a name="l00404"></a>00404 std::string RequestStr = ToSend.<a class="code" href="classsf_1_1Http_1_1Request.htm#eb12e7a769fbcf1d9848bc008c28fa1f" title="Get the string representation of the request header.">ToString</a>();
<a name="l00405"></a>00405
<a name="l00406"></a>00406 <span class="keywordflow">if</span> (!RequestStr.empty())
<a name="l00407"></a>00407 {
<a name="l00408"></a>00408 <span class="comment">// Send it through the socket</span>
<a name="l00409"></a>00409 <span class="keywordflow">if</span> (myConnection.<a class="code" href="classsf_1_1SocketTCP.htm#4debed568966f75e3e63a70f08e67c21" title="Send an array of bytes to the host (must be connected first).">Send</a>(RequestStr.c_str(), RequestStr.size()) == sf::Socket::Done)
<a name="l00410"></a>00410 {
<a name="l00411"></a>00411 <span class="comment">// Wait for the server's response</span>
<a name="l00412"></a>00412 std::string ReceivedStr;
<a name="l00413"></a>00413 std::size_t Size = 0;
<a name="l00414"></a>00414 <span class="keywordtype">char</span> Buffer[1024];
<a name="l00415"></a>00415 <span class="keywordflow">while</span> (myConnection.<a class="code" href="classsf_1_1SocketTCP.htm#47027b00ab5589017a5c235f2deb3ab0" title="Receive an array of bytes from the host (must be connected first).">Receive</a>(Buffer, <span class="keyword">sizeof</span>(Buffer), Size) == sf::Socket::Done)
<a name="l00416"></a>00416 {
<a name="l00417"></a>00417 ReceivedStr.append(Buffer, Buffer + Size);
<a name="l00418"></a>00418 }
<a name="l00419"></a>00419
<a name="l00420"></a>00420 <span class="comment">// Build the Response object from the received data</span>
<a name="l00421"></a>00421 Received.<a class="code" href="classsf_1_1Http_1_1Response.htm#a51fa3ff7680d14eb8cb072ef6d65d1e" title="Construct the header from a response string.">FromString</a>(ReceivedStr);
<a name="l00422"></a>00422 }
<a name="l00423"></a>00423 }
<a name="l00424"></a>00424
<a name="l00425"></a>00425 <span class="comment">// Close the connection</span>
<a name="l00426"></a>00426 myConnection.<a class="code" href="classsf_1_1SocketTCP.htm#70a5111cbddd1edbfa6cbd6017c6d044" title="Close the socket.">Close</a>();
<a name="l00427"></a>00427 }
<a name="l00428"></a>00428
<a name="l00429"></a>00429 <span class="keywordflow">return</span> Received;
<a name="l00430"></a>00430 }
<a name="l00431"></a>00431
<a name="l00432"></a>00432 } <span class="comment">// namespace sf</span>
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