Added a HTML escaping function to cWebAdmin.

Apparently my editor fixed some failed tabs too.

source/WebAdmin.h

@@ -51,18 +51,18 @@ struct HTTPRequest
 {
 	typedef std::map< std::string, std::string > StringStringMap;
 	typedef std::map< std::string, HTTPFormData > FormDataMap;
-	
+
 	AString Method;
 	AString Path;
 	AString Username;
 	// tolua_end
-	
+
 	/// Parameters given in the URL, after the questionmark
 	StringStringMap Params;     // >> EXPORTED IN MANUALBINDINGS <<
-	
+
 	/// Parameters posted as a part of a form - either in the URL (GET method) or in the body (POST method)
 	StringStringMap PostParams; // >> EXPORTED IN MANUALBINDINGS <<
-	
+
 	/// Same as PostParams
 	FormDataMap FormData;       // >> EXPORTED IN MANUALBINDINGS <<
 } ; // tolua_export
@@ -101,7 +101,7 @@ class cWebAdmin :
 {
 public:
 	// tolua_end
-	
+
 	typedef std::list< cWebPlugin* > PluginList;
 
 
@@ -110,7 +110,7 @@ public:
 
 	/// 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);
 
@@ -121,32 +121,35 @@ public:
 	PluginList          GetPlugins() const { return m_Plugins; } // >> EXPORTED IN MANUALBINDINGS <<
 
 	// tolua_begin
-	
+
 	/// Returns the amount of currently used memory, in KiB, or -1 if it cannot be queried
 	static int GetMemoryUsage(void);
 
 	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);
-	
+
+	// Escapes text passed into it, so it can be embedded into html.
+	AString             GetHTMLEscapedString( const AString& a_Input );
+
 	// tolua_end
 
 	AString             GetBaseURL(const AStringVector& a_URLSplit);
-	
+
 protected:
 	/// Common base class for request body data handlers
 	class cRequestData
 	{
 	public:
 		virtual ~cRequestData() {}  // Force a virtual destructor in all descendants
-		
+
 		/// 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,
@@ -154,13 +157,13 @@ protected:
 	{
 	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;
 
@@ -169,31 +172,31 @@ protected:
 		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;
 
 	/// The webadmin.ini file, used for the settings and allowed logins
 	cIniFile   m_IniFile;
-	
+
 	PluginList m_Plugins;
 
 	/// 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;
 
 
 	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;