/*
=============================================================================================================================================
| This file is part of a project released under the terms of the Xyndravandria PHP License (XyndravandriaPHPLicense.txt). |
| |
| You should be given a copy of the Xyndravandria PHP License (XyndravandriaPHPLicense.txt) within the same directory as the README.md; |
| if not, you can get a copy at http://Xyndravandria.ohost.de/XyndravandriaPHPLicense.txt . |
| |
| The copyright (c) of this project is owned by Mauro Di Girolamo <maurodigirolamo@.web.de>. |
============================================================================================================================================|
Xyndravandria Averazain
-----------------------
Alpha 0.0.0
Xyndravandria is the name of a collection of projects designed and developed by Mauro Di Girolamo (maurodigirolamo@web.de); he is therefore the copyright (c) owner of Xyndravandria itself and all of its projects.
Xyndravandria Averazain is released under the terms of the Xyndravandria PHP License (XyndravandriaPHPLicense.txt). You should be given a copy of the Xyndravandria PHP License (XyndravandriaPHPLicense.txt) within the same directory as the README.md; if not, you can get a copy at http://Xyndravandria.ohost.de/XyndravandriaPHPLicense.txt . There might be a release under a freer license for a later, more stable version.
The documentation is either included in ./admin_media/Documentation/ or can be read at http://Xyndravandria.ohost.de/Averazain/Documentation/.
All projects:
Xyndravandria Averazain
http://github.com/MauroDiGirolamo/Xyndravandria_Averazain
PHP
Averazain is an Ajax framework supporting also JavaScript disabled clients perfectly - including search engines like Google.
Xyndravandria Dyverath
http://github.com/MauroDiGirolamo/Xyndravandria_Dyverath
PHP
Dyverath is a database access wrapper.
Xyndravandria Erozaver
http://github.com/MauroDiGirolamo/Xyndravandria_Erozaver
PHP
Erozaver is a class extending the type hinting given by the PHP engine (additional support for basic type hinting and size constraints).
Xyndravandria Mondraviel
http://github.com/MauroDiGirolamo/Xyndravandria_Mondraviel
PHP
Mondraviel is a class used to separate HTML from PHP code by firstly register models - files containing place holders embedded in HTML code - and then later fill them dynamically with content by passing values for the place holders.
*/
// TODO: Analyse Xyndravandria_With_Request_Spamm.
// TODO: Revise visibility of the methods.
function XyndravandriaAverazain( ) {
XyndravandriaAverazain.Sending = false;
}
XyndravandriaAverazain.OnInit = function( ) {
XyndravandriaAverazain.RetrieveAnchor( );
return;
};
XyndravandriaAverazain.RetrieveAnchor = function( ) {
if( location.hash !== '' )
XyndravandriaAverazain.Queue( 'GET', location.hash.substr( 1, location.hash.length - 1 ) + '&Request' ); // TODO: Debug XyndravandriaAverazain.Queue( 'GET', null, location.hash.substr( 1, location.hash.length - 1 ) + '&Request' );
return;
};
XyndravandriaAverazain.Request = function( SendMethod, Class, Method, Argument ) {
var ArgumentParsed = 'Xyndravandria->Averazain->Request->Class=' + XyndravandriaAverazain.Mask( Class ) + '&Xyndravandria->Averazain->Request->Method=' + XyndravandriaAverazain.Mask( Method );
var Form = null;
if( typeof( Argument ) !== 'undefined' ) {
ArgumentParsed += '&Xyndravandria->Averazain->Request->Argument=';
for( var a = 0; a < Argument.length; ++a )
ArgumentParsed += XyndravandriaAverazain.Mask( Argument[ a ] ) + ( a === Argument.length - 1 ? '' : ',' ); // TODO: Escaping?
}
if( XyndravandriaAverazain.AttachedForm !== null )
ArgumentParsed += XyndravandriaAverazain.ReadOutAttachedForm( );
XyndravandriaAverazain.Queue( SendMethod, ArgumentParsed );
return;
};
XyndravandriaAverazain.Queue = function( SendMethod, Argument ) {
if( XyndravandriaAverazain.Sending )
window.setTimeout( 'XyndravandriaAverazain.Queue( \'' + SendMethod + '\', "' + Argument + '" );', 1 );
else
XyndravandriaAverazain.Send( SendMethod, Argument );
return;
};
XyndravandriaAverazain.Send = function( SendMethod, Argument ) {
XyndravandriaAverazain.Sending = true;
var XHR = XyndravandriaAverazain.CreateXHR( );
if( XHR === null ) {
alert( 'Your browser does not support XMLHttpRequests!' );
XyndravandriaAverazain.Sending = false;
} else {
XHR.onreadystatechange = function( ) {
XyndravandriaAverazain.OnRequestStateChange( XHR, Argument );
return;
}
if( SendMethod === 'POST' ) {
XHR.open( 'POST', document.URL, true );
XHR.setRequestHeader( 'Content-type', 'application/x-www-form-urlencoded' );
XHR.setRequestHeader( 'Content-length', Argument.length );
XHR.setRequestHeader( 'Connection', 'close' );
XHR.send( Argument );
} else if( SendMethod === 'GET' ) {
var URLBlank = document.URL.substr( 0, document.URL.length - location.hash.length );
XHR.open( 'GET', URLBlank + '?' + Argument, true );
XHR.send( null );
} else {
alert( 'Unknown send method: \'' + SendMethod + '\'!' );
XyndravandriaAverazain.Sending = false;
}
}
return;
};
XyndravandriaAverazain.CreateXHR = function( Argument ) {
var XHR = null;
try {
XHR = new XMLHttpRequest( ); // IE7+, Firefox, Chrome, Opera, Safari, ...
} catch ( Exception1 ) {
try {
XHR = new ActiveXObject( 'Microsoft.XMLHTTP' ); // IE6, IE5, ...
} catch ( Exception2 ) {
try {
XHR = new ActiveXObject( 'Msxml2.XMLHTTP' ); // Even older...
} catch ( Exception3 ) {
return XHR;
}
}
}
return XHR;
};
XyndravandriaAverazain.ExecuteJavascript = function( Text ) { // TODO: Implement option to disable executing of JavaScript within responses (which would lead to more security when thinking about XSS) in general?
// -- Algorithm a) --
//var Pattern = /<script type = "text\/javascript">([\s\S]+?)<\/script>/;
//var Result;
//while( ( Result = Pattern.exec( Text ) ) !== null ) {
// eval( Result[ 1 ] );
// Text = Text.replace( '<script type = "text\/javascript">' + Result[ 1 ] + '<\/script>', '' );
//}
// -- Algorithm b) --
while( Text.indexOf( '<script type = "text/javascript">' ) > -1 ) {
var ScriptTagStart = Text.indexOf( '<script type = "text/javascript">' );
var ScriptStart = ScriptTagStart + '<script type = "text/javascript">'.length;
var ScriptLength = Text.indexOf( '<\/script>', ScriptStart ) - ScriptStart;
var ScriptEnd = ScriptStart + ScriptLength;
var ScriptTagEnd = ScriptEnd + '<\/script>'.length;
eval( Text.substr( ScriptStart, ScriptLength ) );
Text = Text.substr( 0, ScriptTagStart ) + Text.substr( ScriptTagEnd, Text.length - ScriptTagEnd );
}
// When it comes to performance, according to my measuring, b) is twice as fast as a).
return Text;
};
XyndravandriaAverazain.OnRequestStateChange = function( XHR, Argument ) {
/*
XHR.readyState
0 - Uninitialized.
1 - Loading.
2 - Loaded.
3 - Interactice.
4 - Complete.
*/
if( XHR.readyState === 4 && XHR.status === 200 ) {
var ResponseText = XyndravandriaAverazain.ExecuteJavascript( XHR.responseText );
// Read out attached target within ResponseText and cut it off.
var a = ResponseText.length;
while( --a > 0 && ResponseText[ a ] != '$' );
var Target = ResponseText.substr( a + 1, ResponseText.length - a );
ResponseText = ResponseText.substr( 0, a );
if( Target != null && document.getElementById( Target ) != null )
document.getElementById( Target ).innerHTML = ResponseText;
XyndravandriaAverazain.Sending = false;
}
return;
};
XyndravandriaAverazain.AttachForm = function( Form ) {
XyndravandriaAverazain.AttachedForm = Form;
return;
};
XyndravandriaAverazain.ReadOutAttachedForm = function( ) {
var Form = XyndravandriaAverazain.AttachedForm;
var Argument = '';
var Element;
if( typeof( Form ) !== 'undefined' ) // TODO: Retest attaching of form data.
for( var a = 0; a < Form.elements.length; a++ ) {
Element = Form.elements[ a ];
switch( Element.type ) {
case 'text':
case 'password':
case 'hidden':
case 'textarea':
Argument += '&' + XyndravandriaAverazain.Mask( Element.name ) + '=' + XyndravandriaAverazain.Mask( Element.value );
break;
case 'checkbox':
if( Element.checked )
Argument += '&' + XyndravandriaAverazain.Mask( Element.name ) + '=1';
else
Argument += '&' + XyndravandriaAverazain.Mask( Element.name ) + '=0';
break;
case 'radio':
if( Element.checked )
Argument += '&' + XyndravandriaAverazain.Mask( Element.name ) + '=' + XyndravandriaAverazain.Mask( Element.value );
else
Argument += '&' + XyndravandriaAverazain.Mask( Element.name ) + '=';
break;
case 'select-one':
Argument += '&' + XyndravandriaAverazain.Mask( Element.name ) + '=' + XyndravandriaAverazain.Mask( Element.options[ Element.selectedIndex ].value );
break;
default:
break;
}
}
return Argument;
};
XyndravandriaAverazain.Mask = function( Value ) {
Value = new String( Value );
return Value.split( "\n" ).join( '[a]' ).split( '&' ).join( '[b]' ).split( ',' ).join( '[c]' ).split( ':' ).join( '[d]' ).split( '#' ).join( '[e]' ).split( '=' ).join( '[f]' );
};
XyndravandriaAverazain.SetHash = function( Hash, Argument ) {
Hash = XyndravandriaAverazain.Mask( Hash );
if( Argument.length > 0 ) {
Hash += ':' + XyndravandriaAverazain.Mask( Argument[ 0 ] );
for( var a = 1; a < Argument.length; ++a )
Hash += ',' + XyndravandriaAverazain.Mask( Argument[ a ] );
}
location.hash = Hash;
return;
};
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