Added Steven Van Ingelgem's patch to add the body of data posted back to the

server into the incoming data object given to the server_http::on_request() handler.

--HG--
extra : convert_revision : svn%3Afdd8eb12-d10e-0410-9acb-85c331704f74/trunk%402946

dlib/server/server_http_1.h

@@ -66,11 +66,12 @@ namespace dlib
 
         struct incoming_things 
         {
-            incoming_things() : foreign_port(0), local_port(0), content_length(0) {}
+            incoming_things() : foreign_port(0), local_port(0) {}
 
             std::string path;
             std::string request_type;
             std::string content_type;
+            std::string body;
 
             key_value_map queries;
             key_value_map cookies;
@@ -80,9 +81,6 @@ namespace dlib
             unsigned short foreign_port;
             std::string local_ip;
             unsigned short local_port;
-
-            unsigned long content_length;
-
         };
 
         struct outgoing_things 
@@ -175,6 +173,36 @@ namespace dlib
             return result;
         }
 
+        void parse_url(std::string word, key_value_map& queries)
+        /*!
+            Parses the query string of a URL.  word should be the stuff that comes
+            after the ? in the query URL.
+        !*/
+        {
+            std::string::size_type pos;
+
+            for (pos = 0; pos < word.size(); ++pos)
+            {
+                if (word[pos] == '&')
+                    word[pos] = ' ';
+            }
+
+            std::istringstream sin(word);
+            sin >> word;
+            while (sin)
+            {
+                pos = word.find_first_of("=");
+                if (pos != std::string::npos)
+                {
+                    std::string key = urldecode(word.substr(0,pos));
+                    std::string value = urldecode(word.substr(pos+1));
+
+                    queries[key] = value;
+                }
+                sin >> word;
+            }
+        }
+
         void on_connect (
             std::istream& in,
             std::ostream& out,
@@ -206,10 +234,9 @@ namespace dlib
 
                 key_value_map& incoming_headers = incoming.headers;
                 key_value_map& cookies          = incoming.cookies;
-                key_value_map& queries          = incoming.queries;
                 std::string& path               = incoming.path;
                 std::string& content_type       = incoming.content_type;
-                unsigned long& content_length   = incoming.content_length;
+                unsigned long content_length = 0;
 
                 string line;
                 getline(in,line);
@@ -295,45 +322,26 @@ namespace dlib
                     getline(in,line);
                 } // while (line.size() > 2 )
 
-                // If there is data being posted back to us as a query string then
-                // just stick it onto the end of the path so the following code can
-                // then just pick it out like we do for GET requests.
-                if (strings_equal_ignore_case(incoming.request_type, "POST") && 
-                    strings_equal_ignore_case(left_substr(content_type,";"), "application/x-www-form-urlencoded") 
-                    && content_length > 0)
+                // If there is data being posted back to us then load it into the incoming.body
+                // string.
+                if ( content_length > 0 )
                 {
-                    line.resize(content_length);
-                    in.read(&line[0],content_length);
-
-                    path += (path.find('?') == std::string::npos) ? '?' : '&';
-                    path += line;
+                    incoming.body.resize(content_length);
+                    in.read(&incoming.body[0],content_length);
                 }
 
-                string::size_type pos = path.find_first_of("?");
-                if (pos != string::npos)
-                {
-                    std::string word = path.substr(pos+1);
-                    path = path.substr(0,pos);
-                    for (pos = 0; pos < word.size(); ++pos)
+                // If there is data being posted back to us as a query string then
+                // pick out the queries using parse_url.
+                if (strings_equal_ignore_case(incoming.request_type, "POST") && 
+                    strings_equal_ignore_case(left_substr(content_type,";"), "application/x-www-form-urlencoded"))
                 {
-                        if (word[pos] == '&')
-                            word[pos] = ' ';
+                    parse_url(incoming.body, incoming.queries);
                 }
 
-                    istringstream sin(word);
-                    sin >> word;
-                    while (sin)
-                    {
-                        pos = word.find_first_of("=");
+                string::size_type pos = path.find_first_of("?");
                 if (pos != string::npos)
                 {
-                            string key = urldecode(word.substr(0,pos));
-                            string value = urldecode(word.substr(pos+1));
-
-                            queries[key] = value;
-                        }
-                        sin >> word;
-                    }
+                    parse_url(path.substr(pos+1), incoming.queries);
                 }
 
 

dlib/server/server_http_abstract.h

@@ -95,6 +95,7 @@ namespace dlib
             std::string path;
             std::string request_type;
             std::string content_type;
+            std::string body;
 
             key_value_map queries;
             key_value_map cookies;
@@ -104,8 +105,6 @@ namespace dlib
             unsigned short foreign_port;
             std::string local_ip;
             unsigned short local_port;
-
-            unsigned long content_length;
         };
 
         struct outgoing_things 
@@ -131,6 +130,9 @@ namespace dlib
                     - incoming.path == the path being requested by this request
                     - incoming.request_type == the type of request, GET or POST
                     - incoming.content_type == the content type associated with this request
+                    - incoming.body == a string that contains the data that was posted back to the
+                      web server by the client (e.g. The string has the length specified by the
+                      Content-Length header).
                     - incoming.queries == a map that contains all the key/value pairs in the query 
                       string of this request.  The key and value strings of the query string will
                       have been decoded back into their original form before being sent to this
@@ -145,7 +147,6 @@ namespace dlib
                     - incoming.foreign_port == the foreign port number for this request
                     - incoming.local_ip == the IP of the local interface this request is coming in on 
                     - incoming.local_port == the local port number this request is coming in on 
-                    - incoming.content_length == the value from the incoming Content-Length header
                 - in outgoing:
                     - outgoing.cookies.size() == 0
                     - outgoing.headers.size() == 0