// (C)opyright Sciss 2008-2012

// general var inits
var i, j, k, s, simpleMime, isWeb, loggedIn, cookie;
var menus = [{ file:'intro.html', text:'Welcome' }, { file:'news.html', text:'News', webOnly:true }, { file:'installation.html', text:'Sound Installation' }, { file:'tape.html', text:'Fixed Composition' }, { file:'live.html', text:'Live Electronic' }, { file:'media.html', text:'Trans Media' }, { file:'software.html', text:'Software' }, { file:'links.html', text:'Links', webOnly:true, spacing:true }, { file:'cv.html', text:'Biography', spacing:true }, { file:'contact.html', text:'Contact' }];
var objectCount = 0;

// split path part of URL and 'search' part
var locFull = location.href;
var locPath, locParams, locFile;

i = locFull.indexOf("?");
if( i >= 0 ) {
	locPath		= locFull.substring( 0, i );
	locParams	= locFull.substring( i + 1 );
} else {
	locPath		= locFull;
	locParams	= "";
}
i = locPath.lastIndexOf("/")+1;
j = locPath.indexOf(".htm",i);
if( j > i ) {
	locFile = locPath.substring( i, j );
} else {
	locFile = locPath;
}
isWeb = locPath.indexOf( "http://" ) == 0;

// retrieve parameters and put them into an array of objects
var paramStrings	= locParams.split("&");
var paramArray		= new Array();

for( i = 0, j = 0; i < paramStrings.length; i++ ) {
	s = paramStrings[i].split("=");
	if( s.length == 2 ) {
		paramArray[j++]	= { name: s[0], value: s[1] };
//			alert("name:"+s[0]+",value:"+s[1]);
	}
}
for( i = 0, j = paramArray.length; i < j; i++ ) {
	paramArray[paramArray[i].name]	= paramArray[i];
}

// look for password cookie
if( document.cookie ) {
	loggedIn = document.cookie.indexOf( 'sciss_loggedin' ) >= 0;
}

s = navigator.userAgent;
// opera 6 doesn't understand video/mp4 and audio/mp3 ...
simpleMime = s.indexOf('Opera') != -1;

function reload()
{
	location.replace( location.href );
}

function logIn()
{
	var img, img2;

//	p   = document.getElementById( 'logButton' );
	img = document.getElementById( 'logImg' );
	if( img ) {
		img2 = new Image();
		img2.src = "../noises/empty.gif";
		img2.onload = function() {
			document.cookie = 'sciss_loggedin=true;';
			if( !document.cookie ) {
				alert( "Cookies must be accepted from this site!" );
			} else {
				reload();
			}
		};
		img.src = img2.src;
	} else {
		alert( "DOM error" );
	}
}

function showElement( id, state )
{
	var element;

	element = document.getElementById( id );
	if( element ) {
		element.style.display = (state ? "block" : "none" );
	}
}

function showElement2( id, state )
{
	var element;

	element = document.getElementById( id );
	if( element ) {
		element.style.display = (state ? "inline" : "none" );
	}
}

// create a link list for page navigation
function writeNavBar()
{
	// 8pt to top-align with sub-menu table
	var htmlNav = '<DIV ID="left"><IMG SRC="../images/left2sciss2012.png" WIDTH=800 HEIGHT=156 ALT="Sciss Portfolio 2012"></DIV><DIV ID="menu"><UL STYLE="padding-top:8pt">';

	var i, name, style;
	
	for( i = 0; i < menus.length; i++ ) {
		if( !isWeb && menus[i].webOnly ) continue;
		if( menus[i].spacing ) { style = ' STYLE="padding-top:12pt"' } else { style = '' }
		if( locFile.indexOf( menus[i].file ) == -1 ) {
			htmlNav += '<LI' + style + '><A HREF="' + menus[i].file + '">' + menus[i].text + '</A></LI>';
		} else {
			htmlNav += '<LI>' + menus[i].text+'</LI>';
		}
	}

//	if( isWeb && !loggedIn ) {
//		htmlNav += '</UL><P ID="logButton"><br><A HREF="javascript:logIn();">Log in</A><IMG WIDTH="1" HEIGHT="1" ID="logImg" ALT=""></P></DIV>';
//	} else {
		htmlNav += '</UL><IMG WIDTH="1" HEIGHT="1" ID="logImg" ALT=""></DIV>';
//	}

	document.write( htmlNav );
}

// create a link list for page sub-navigation
function writeNavBar2( subMenus )
{
	var htmlNav = '<DIV ID="menu2"><TABLE><TR><TD>';

	var i, m, lastYear = 0, opened = false;
	
	for( i = 0; i < subMenus.length; i++ ) {
		m = subMenus[ i ];
		if( m.year != lastYear ) {
			lastYear = m.year;
			if( opened ) {
				htmlNav += '</UL>';
				opened = false;
			}
			htmlNav += '</TD></TR><TR><TD><P CLASS="list">' + m.year + '</P></TD><TD VALIGN="TOP">';
		}
		if( !opened ) {
			htmlNav += '<UL>';
			opened = true;
		}
		if( locFile.indexOf( m.file ) == -1 ) {
			htmlNav += '<LI><A HREF="' + m.file+'">' + m.text + '</A></LI>';
		} else {
			htmlNav += '<LI>' + m.text + '</LI>';
		}
	}

	if( opened ) htmlNav += '</UL>';
	htmlNav += '</TD></TR></TABLE></DIV>';

	document.write( htmlNav );
}

// read a parameter like language, image size etc.
function getParam( name, defValue )
{
	var obj = paramArray[ name ];
	if( obj && (typeof obj.value != "undefined") ) {
		return obj.value;
	} else {
		return defValue;
	}
}

// likewise set an parameter		
function setParam( name, value )
{
	var obj = paramArray[ name ];
	if( obj ) {
		obj.value = value;
	} else {
		obj = { name: name, value: value };
		paramArray[paramArray.length] = obj;
		paramArray[name] = paramArray[paramArray.length-1];
	}
}

function checkMime( exactMime )
{
	var i;

	if( simpleMime ) {
		i = exactMime.indexOf( "mp3" );
		if( i == - 1 ) {
			i = exactMime.indexOf( "mp4" );
		}
		if( i != -1 ) {
			return( exactMime.substring( 0, i ) + "mpeg" );
		}
	}
	return exactMime;
}

function setTitle( name )
{
	document.title = name;
}

function writeAudioObject( humanName, fileName, mimeType )
{
	var htmlCode = '<DIV CLASS="audioobject" STYLE="top:'+(objectCount*36+308)+'px;">';
	htmlCode += '<SPAN CLASS="objectdescr">'+humanName+'</SPAN>';
	
	mimeType  = checkMime( mimeType );
	htmlCode += '<OBJECT CLASS="audioobject" STYLE="top:'+(objectCount*36+324)+'px;" CLASSID="clsid:02BF25D5-8C17-4B23-BC80-D3488ABDDC6B" WIDTH="160" HEIGHT="16" CODEBASE="http://www.apple.com/qtactivex/qtplugin.cab"><PARAM name="SRC" VALUE="'+fileName+'"><PARAM NAME="AUTOPLAY" VALUE="false"><PARAM NAME="CONTROLLER" VALUE="true"><PARAM NAME="SCALE" VALUE="tofit"><EMBED SRC="'+fileName+'" TYPE="'+mimeType+'" WIDTH="160" HEIGHT="16" SCALE="tofit" PLUGINSPAGE="http://www.apple.com/quicktime/download/" AUTOPLAY="false" CONTROLLER="true"></OBJECT>';

	htmlCode += '</DIV>';
	document.write( htmlCode );
	
	objectCount++;
}

function writeAudioObject2( humanName, fileName, mimeType, free )
{
	var i, name, ext;
	var htmlCode = '<DIV CLASS="audioobject2">';
	htmlCode += '<SPAN CLASS="objectdescr">'+humanName+'</SPAN>';
	
	i		= fileName.lastIndexOf( '.' );
	name		= fileName.substring( 0, i );
	ext		= fileName.substring( i );
		
	if( !isWeb || loggedIn || free ) {
		mimeType	= checkMime( mimeType );
		htmlCode += '<OBJECT CLASSID="clsid:02BF25D5-8C17-4B23-BC80-D3488ABDDC6B" WIDTH="160" HEIGHT="16" CODEBASE="http://www.apple.com/qtactivex/qtplugin.cab"><PARAM name="SRC" VALUE="'+fileName+'"><PARAM NAME="AUTOPLAY" VALUE="false"><PARAM NAME="CONTROLLER" VALUE="true"><EMBED SRC="'+fileName+'" TYPE="'+mimeType+'" WIDTH="160" HEIGHT="16" PLUGINSPAGE="http://www.apple.com/quicktime/download/" AUTOPLAY="false" CONTROLLER="true"></OBJECT>';
		if( !isWeb ) {
			htmlCode += '<A HREF="'+name+'.qtl"><IMG SRC="../images/qtplayer.gif" ALT="qt player" WIDTH="56" HEIGHT="16"></A><A HREF="'+name+'.m3u"><IMG SRC="../images/mp3.gif" ALT="mp3 player" WIDTH="64" HEIGHT="16"></A>';
		}
	} else {
		htmlCode += '<A HREF="javascript:logIn();"><IMG SRC="../images/qtlogin.png" WIDTH="160" HEIGHT="16"></A>';
	}
	htmlCode += '</DIV>';

	document.write( htmlCode );
	
//	objectCount++;
}

function createURL( name, newParams )
{
	var locFull = name;
	var delim	= "?";
	var i;
	
	for( i = 0; i < paramArray.length; i++ ) {
		locFull += delim + paramArray[i].name + "=" + paramArray[i].value;
		delim	 = "&";
	}
	if( newParams ) {
		for( i = 0; i < newParams.length; i++ ) {
			locFull += delim + newParams[i].name + "=" + newParams[i].value;
			delim	 = "&";
		}
	}
	return locFull;
}

function showMovie( file, width, height, addParams )
{
	var newParams = [{name:"mov",value:file}];
	var i;
	if( typeof addParams != "undefined" ) {
		for( i = 0; i < addParams.length; i++ ) {
			newParams[newParams.length] = addParams[i];
		}
	}
// alert( createURL("viewmov.html",newParams) );
	var movWindow = window.open( createURL("viewmov.html",newParams), "movWindow", "toolbar=no,resizable=yes,scrollbars=no,directories=no,status=no,width="+width+",height="+(height+16) );
} 

function writeQuickTimeObject( humanName, fileName, mimeType, width, height, params, free )
{
	var i;
	var htmlCode = '<DIV CLASS="videoobject">';
	
	htmlCode += '<SPAN CLASS="objectdescr">'+humanName+'</SPAN>';

	mimeType  = checkMime( mimeType );
	if( !isWeb || loggedIn || free ) {
		htmlCode += '<OBJECT CLASSID="clsid:02BF25D5-8C17-4B23-BC80-D3488ABDDC6B" WIDTH="'+width+'" HEIGHT="'+height+'" CODEBASE="http://www.apple.com/qtactivex/qtplugin.cab"><PARAM NAME="SRC" VALUE="'+fileName+'">';

		for( i = 0; i < params.length; i++ ) {
			htmlCode += '<PARAM NAME="'+params[i].key+'" VALUE="'+params[i].value+'">';
		}

		htmlCode += '<EMBED SRC="'+fileName+'" TYPE="'+mimeType+'" WIDTH="'+width+'" HEIGHT="'+height+'" ';

		for( i = 0; i < params.length; i++ ) {
			htmlCode += params[i].key+'="'+params[i].value+'" ';
		}

		htmlCode += 'PLUGINSPAGE="http://www.apple.com/quicktime/download/"></OBJECT>';
		i = fileName.lastIndexOf( '.' );
		htmlCode += '<DIV CLASS="videoctrl" STYLE="padding-left:'+(width-112)+'px"><A HREF="javascript:showMovie(\''+fileName+'\',600,600)"><IMG SRC="../images/fullscreen.gif" ALT="fullscreen"></A><A HREF="'+fileName.substring( 0, i )+'.qtl"><IMG SRC="../images/qtplayer.gif" ALT="qt player"></A></DIV>';
	} else {
		htmlCode += '<A HREF="javascript:logIn();"><IMG SRC="../images/black.gif" WIDTH=160 HEIGHT=120 ALT=""><br><IMG SRC="../images/qtlogin.png" WIDTH="160" HEIGHT="16"><br><IMG SRC="../images/qtlogin2.png" WIDTH="112" HEIGHT="16" STYLE="padding-left:48px;"></A>';
	}
	htmlCode += '</DIV>';
	document.write( htmlCode );
}

function writeQuickTimeObject2( humanName, fileName, free )
{
	var i;
	var htmlCode = '<DIV CLASS="videoobject">';
	
	htmlCode += '<SPAN CLASS="objectdescr">'+humanName+'</SPAN>';
	i		  = fileName.lastIndexOf( '.' );
// ,[{name:\'volume\',value:'+volume+'}]
	if( !isWeb || loggedIn || free ) {
		htmlCode += '<DIV CLASS="videoctrl"><A HREF="javascript:showMovie(\''+fileName+'\',600,400)"><IMG SRC="../images/fullscreen.gif" ALT="fullscreen"></A><A HREF="'+fileName.substring( 0, i )+'.qtl"><IMG SRC="../images/qtplayer.gif" ALT="qt player"></A></DIV>';
	} else {
		htmlCode += '<A HREF="javascript:logIn();"><IMG SRC="../images/qtlogin2.png" WIDTH="112" HEIGHT="16"></A>';
	}
	htmlCode += '</DIV>';
	document.write( htmlCode );
}

function writeVariant( varCD, varWeb )
{
	document.write( isWeb ? varWeb : varCD );
}