Created basic cHTTPFormParser.

It can parse forms in the application/x-www-form-urlencoded encoding, used for forms without file uploads.

source/HTTPServer/HTTPFormParser.h

@@ -0,0 +1,64 @@
+
+// HTTPFormParser.h
+
+// Declares the cHTTPFormParser class representing a parser for forms sent over HTTP
+
+
+
+
+#pragma once
+
+
+
+
+
+// fwd:
+class cHTTPRequest;
+
+
+
+
+
+class cHTTPFormParser :
+	public std::map<AString, AString>
+{
+public:
+	cHTTPFormParser(cHTTPRequest & a_Request);
+	
+	/// Adds more data into the parser, as the request body is received
+	void Parse(const char * a_Data, int a_Size);
+	
+	/** Notifies that there's no more data incoming and the parser should finish its parsing.
+	Returns true if parsing successful
+	*/
+	bool Finish(void);
+	
+	/// Returns true if the headers suggest the request has form data parseable by this class
+	static bool HasFormData(const cHTTPRequest & a_Request);
+	
+protected:
+	enum eKind
+	{
+		fpkURL,             ///< The form has been transmitted as parameters to a GET request
+		fpkFormUrlEncoded,  ///< The form has been POSTed or PUT, with Content-Type of "application/x-www-form-urlencoded"
+		fpkMultipart,       ///< The form has been POSTed or PUT, with Content-Type of "multipart/*". Currently unsupported
+	};
+
+	/// The kind of the parser (decided in the constructor, used in Parse()
+	eKind m_Kind;
+	
+	AString m_IncomingData;
+	
+	bool m_IsValid;
+		
+	
+	/// Parses m_IncomingData as form-urlencoded data (fpkURL or fpkFormUrlEncoded kinds)
+	void ParseFormUrlEncoded(void);
+	
+	/// Parses m_IncomingData as multipart data (fpkMultipart kind)
+	void ParseMultipart(void);
+} ;
+
+
+
+