From b5c90d7b20fede4e643e96417684c7c009d063cb Mon Sep 17 00:00:00 2001
From: madmaxoft <github@xoft.cz>
Date: Sat, 5 Oct 2013 23:08:16 +0200
Subject: WebAdmin uses the new HTTP functionality.

This is a partial implementation of #183.
---
 source/WebAdmin.h | 116 ++++++++++++++++++++++++++++++++++++++++++++----------
 1 file changed, 95 insertions(+), 21 deletions(-)

(limited to 'source/WebAdmin.h')

diff --git a/source/WebAdmin.h b/source/WebAdmin.h
index 7b710bd3b..b85d8d059 100644
--- a/source/WebAdmin.h
+++ b/source/WebAdmin.h
@@ -1,8 +1,26 @@
+
+// WebAdmin.h
+
+// Declares the cWebAdmin class representing the admin interface over http protocol, and related services (API)
+
 #pragma once
 
-#include "../WebServer/WebServer.h"
 #include "OSSupport/Socket.h"
 #include "LuaState.h"
+#include "../iniFile/iniFile.h"
+#include "HTTPServer/HTTPServer.h"
+#include "HTTPServer/HTTPFormParser.h"
+
+
+
+
+
+// Disable MSVC warnings:
+#if defined(_MSC_VER)
+	#pragma warning(push)
+	#pragma warning(disable:4355)  // 'this' : used in base member initializer list
+#endif
+
 
 
 
@@ -10,7 +28,6 @@
 // fwd:
 class cStringMap;
 class cEvent;
-class cIniFile;
 class cWebPlugin;
 
 
@@ -73,7 +90,8 @@ struct sWebAdminPage
 
 
 // tolua_begin
-class cWebAdmin
+class cWebAdmin :
+	public cHTTPServer::cCallbacks
 {
 public:
 	// tolua_end
@@ -81,49 +99,85 @@ public:
 	typedef std::list< cWebPlugin* > PluginList;
 
 
-	cWebAdmin( int a_Port = 8080 );
+	cWebAdmin(void);
 	~cWebAdmin();
 
-	bool                Init( int a_Port );
+	/// Initializes the object. Returns true if successfully initialized and ready to start
+	bool Init(void);
+	
+	/// Starts the HTTP server taking care of the admin. Returns true if successful
+	bool Start(void);
 
-	void                AddPlugin( cWebPlugin* a_Plugin );
-	void                RemovePlugin( cWebPlugin* a_Plugin );
+	void AddPlugin( cWebPlugin* a_Plugin );
+	void RemovePlugin( cWebPlugin* a_Plugin );
 
 	// TODO: Convert this to the auto-locking callback mechanism used for looping players in worlds and such
 	PluginList          GetPlugins() const { return m_Plugins; } // >> EXPORTED IN MANUALBINDINGS <<
 
-	static void         Request_Handler(webserver::http_request* r);
-
 	// tolua_begin
 	
 	/// Returns the amount of currently used memory, in KiB, or -1 if it cannot be queried
 	static int GetMemoryUsage(void);
 
-	int                 GetPort() { return m_Port; }
-
 	sWebAdminPage       GetPage(const HTTPRequest& a_Request);
+	
+	/// Returns the contents of the default page - the list of plugins and players
+	AString GetDefaultPage(void);
+	
 	AString             GetBaseURL(const AString& a_URL);
 	
 	// tolua_end
 
 	AString             GetBaseURL(const AStringVector& a_URLSplit);
-
 	
-private:
-	int m_Port;
-
-	bool    m_bConnected;
-	cSocket m_ListenSocket;
+protected:
+	/// Common base class for request body data handlers
+	class cRequestData
+	{
+	public:
+		/// Called when a new chunk of body data is received
+		virtual void OnBody(const char * a_Data, int a_Size) = 0;
+	} ;
+	
+	/// The body handler for requests in the "/webadmin" and "/~webadmin" paths
+	class cWebadminRequestData :
+		public cRequestData,
+		public cHTTPFormParser::cCallbacks
+	{
+	public:
+		cHTTPFormParser m_Form;
+		
+		
+		cWebadminRequestData(cHTTPRequest & a_Request) :
+			m_Form(a_Request, *this)
+		{
+		}
+		
+		// cRequestData overrides:
+		virtual void OnBody(const char * a_Data, int a_Size) override;
+
+		// cHTTPFormParser::cCallbacks overrides. Files are ignored:
+		virtual void OnFileStart(cHTTPFormParser & a_Parser, const AString & a_FileName) override {}
+		virtual void OnFileData(cHTTPFormParser & a_Parser, const char * a_Data, int a_Size) override {}
+		virtual void OnFileEnd(cHTTPFormParser & a_Parser) override {}
+	} ;
+	
+	
+	/// Set to true if Init() succeeds and the webadmin isn't to be disabled
+	bool m_IsInitialized;
 
-	cIniFile * m_IniFile;
+	/// The webadmin.ini file, used for the settings and allowed logins
+	cIniFile   m_IniFile;
+	
 	PluginList m_Plugins;
 
 	cEvent * m_Event;
 
-	webserver * m_WebServer;
-
 	/// The Lua template script to provide templates:
 	cLuaState m_TemplateScript;
+	
+	/// The HTTP server which provides the underlying HTTP parsing, serialization and events
+	cHTTPServer m_HTTPServer;
 
 
 	#ifdef _WIN32
@@ -132,9 +186,29 @@ private:
 		static void *       ListenThread(void * lpParam);
 	#endif
 
-	AString GetTemplate();
+	AString GetTemplate(void);
+	
+	/// Handles requests coming to the "/webadmin" or "/~webadmin" URLs
+	void HandleWebadminRequest(cHTTPConnection & a_Connection, cHTTPRequest & a_Request);
+	
+	/// Handles requests for the root page
+	void HandleRootRequest(cHTTPConnection & a_Connection, cHTTPRequest & a_Request);
+	
+	// cHTTPServer::cCallbacks overrides:
+	virtual void OnRequestBegun   (cHTTPConnection & a_Connection, cHTTPRequest & a_Request) override;
+	virtual void OnRequestBody    (cHTTPConnection & a_Connection, cHTTPRequest & a_Request, const char * a_Data, int a_Size) override;
+	virtual void OnRequestFinished(cHTTPConnection & a_Connection, cHTTPRequest & a_Request) override;
 } ; // tolua_export
 
 
 
 
+
+// Revert MSVC warnings back to orignal state:
+#if defined(_MSC_VER)
+	#pragma warning(pop)
+#endif
+
+
+
+
-- 
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