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// 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;
/// Simple static objects to hold the various strings for comparison with request's content-type
static AString m_FormURLEncoded;
static AString m_MultipartFormData;
/// 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);
} ;
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