/*
 *      Dateiname: includes/functions.inc.js
 * Letztes Update: 04.12.2004
 *   Beschreibung: Diese Datei stellt alle JavaScript Funktionen des Projekts zur Verfügung
 *
 */

/* #### FENSTER ÖFFNEN #### */
function popavatars(field,width,height)
   {var windowprops,callsite;
    callsite = "avatars.pop.php?field=" + field;
    windowprops = 'width=' + width + ',height=' + height;
    windowprops = windowprops + ',left=250,top=250';
    windowprops = windowprops + ',dependent=yes';
    windowprops = windowprops + ',location=no';
    windowprops = windowprops + ',menuebar=no';
    windowprops = windowprops + ',toolbar=no';
    windowprops = windowprops + ',status=no';
    windowprops = windowprops + ',scrollbars=no';
    windowprops = windowprops + ',resizable=no';
    window.open(callsite,'Avatars',windowprops);
   }

function popchooseforum(type,field,width,height)
   {var windowprops,callsite,prechoosen;
    prechoosen = window.document.getElementById(field).value;
    callsite = "chooseforum.pop.php?type=" + type + "&field=" + field + "&prechoosen=" + prechoosen;
    windowprops = 'width=' + width + ',height=' + height;
    windowprops = windowprops + ',left=200,top=200';
    windowprops = windowprops + ',dependent=yes';
    windowprops = windowprops + ',location=no';
    windowprops = windowprops + ',menuebar=no';
    windowprops = windowprops + ',toolbar=no';
    windowprops = windowprops + ',status=no';
    windowprops = windowprops + ',scrollbars=no';
    windowprops = windowprops + ',resizable=no';
    window.open(callsite,'ChooseForum',windowprops);
   }

function popchoosegallery(type,field,width,height)
   {var windowprops,callsite,prechoosen;
    prechoosen = window.document.getElementById(field).value;
    callsite = "choosegallery.pop.php?type=" + type + "&field=" + field + "&prechoosen=" + prechoosen;
    windowprops = 'width=' + width + ',height=' + height;
    windowprops = windowprops + ',left=150,top=150';
    windowprops = windowprops + ',dependent=yes';
    windowprops = windowprops + ',location=no';
    windowprops = windowprops + ',menuebar=no';
    windowprops = windowprops + ',toolbar=no';
    windowprops = windowprops + ',status=no';
    windowprops = windowprops + ',scrollbars=no';
    windowprops = windowprops + ',resizable=no';
    window.open(callsite,'ChooseGallery',windowprops);
   }

function popcalendar(field,width,height)
   {var windowprops,callsite,month,year;
    month = window.document.getElementById(field + "month").value;
    year = window.document.getElementById(field + "year").value;
    if (field == "end_" && month == "")
       {month = window.document.getElementById("date_month").value; }
    if (field == "end_" && year == "")
       {year = window.document.getElementById("date_year").value; }
    callsite = "calendar.pop.php?field=" + field + "&month=" + month + "&year=" + year;
    windowprops = 'width=' + width + ',height=' + height;
    windowprops = windowprops + ',left=100,top=100';
    windowprops = windowprops + ',dependent=yes';
    windowprops = windowprops + ',location=no';
    windowprops = windowprops + ',menuebar=no';
    windowprops = windowprops + ',toolbar=no';
    windowprops = windowprops + ',status=no';
    windowprops = windowprops + ',scrollbars=no';
    windowprops = windowprops + ',resizable=no';
    window.open(callsite,'Calendar',windowprops);
   }

function popfullpic(pictureid)
   {var windowprops,callsite;
    callsite = "gallery.pop.php?pictureid=" + pictureid;
    windowprops = 'width=1000,height=750';
    windowprops = windowprops + ',left=0,top=0';
    windowprops = windowprops + ',dependent=yes';
    windowprops = windowprops + ',location=no';
    windowprops = windowprops + ',menuebar=no';
    windowprops = windowprops + ',toolbar=no';
    windowprops = windowprops + ',status=no';
    windowprops = windowprops + ',scrollbars=yes';
    windowprops = windowprops + ',resizable=yes';
    window.open(callsite,'FullPicture',windowprops);
   }

/* #### VOM POPUP EINE SEITE IM HAUPTFENSTER ÖFFNEN #### */
function openerjump(link,closepopup)
   {window.opener.location.href = link;
    if (closepopup)
       {self.close(); }
   }

/* #### WEITERLEITUNG AUSSERHALB DES PROJEKTS #### */
function countdown(seconds,action)
   {if (seconds <= 0)
       {window.location.href = action; }
    else
       {if (seconds > 1)
           {window.document.getElementById("countdown").innerHTML = seconds + ' Sekunden'; }
        else
           {window.document.getElementById("countdown").innerHTML = seconds + ' Sekunde'; }
        newseconds = (seconds - 1);
        var callcountdown = "countdown(" + newseconds + ",'" + action + "')";
        setTimeout(callcountdown, 1000);
       }
   }

/* #### KALENDERFUNKTIONEN #### */
function reloadcalendar()
   {var month, year;
    month = window.document.getElementById("selectmonth").value;
    year = window.document.getElementById("selectyear").value;
    callsite = "calendar.php?month=" + month + "&year=" + year;
    window.location.href = callsite;
   }

function reloadcalendar_pop(field)
   {var month,year;
    month = window.document.getElementById("selectmonth").value;
    year = window.document.getElementById("selectyear").value;
    callsite = "calendar.pop.php?field=" + field + "&month=" + month + "&year=" + year;
    window.location.href = callsite;
   }

function returndate(field,day,month,year)
   {window.opener.document.getElementById(field + "day").value = day; 
    window.opener.document.getElementById(field + "month").value = month; 
    window.opener.document.getElementById(field + "year").value = year; 
    self.close();
   }

/* #### GALERIEFUNKTIONEN #### */
/* ###########################
function reloadchoosegallery_pop(field)
   {var month,year;
    month = window.document.getElementById("selectmonth").value;
    year = window.document.getElementById("selectyear").value;
    callsite = "calendar.pop.php?field=" + field + "&month=" + month + "&year=" + year;
    window.location.href = callsite;
   }
########################### */

function returngallery(field)
   {var galleryid;
    galleryid = window.document.getElementById("selectgallery").value;
    window.opener.document.getElementById(field).value = galleryid; 
    self.close();
   }

/* #### FORENFUNKTIONEN #### */
function reloadchooseforum_pop(field)
   {var forum;
    forum = window.document.getElementById("selectforum").value;
    callsite = "chooseforum.pop.php?type=thread&field=" + field + "&prechoosen=&forum=" + forum;
    window.location.href = callsite;
   }

function returnforum(field)
   {var forumid;
    forumid = window.document.getElementById("selectforum").value;
    window.opener.document.getElementById(field).value = forumid; 
    self.close();
   }

function returnthread(field)
   {var threadid;
    threadid = window.document.getElementById("selectthread").value;
    window.opener.document.getElementById(field).value = threadid; 
    self.close();
   }

/* #### AVATARFUNKTIONEN #### */
function returnavatar(field,picture)
   {window.opener.document.getElementById(field).value = picture; 
    self.close();
   }

/* #### MESSAGINGFUNKTIONEN #### */
function messaging_del(messageid)
   {if (confirm('Willst du diese Nachricht wirlich löschen?'))
       {window.location.href = "engines/messagingengine.php?mode=del&messageid=" + messageid; }
   }

/* #### bbCode Funktionen #### */
function emoticon(text,fieldname) 
   {var txtarea = document.getElementsByName(fieldname)[0];
    text = ' ' + text + ' ';
    if (txtarea.createTextRange && txtarea.caretPos) 
       {var caretPos = txtarea.caretPos;
        caretPos.text = caretPos.text.charAt(caretPos.text.length - 1) == ' ' ? text + ' ' : text;
        txtarea.focus();
       }
    else
       {txtarea.value  += text;
        txtarea.focus();
       }
   }

// More details from: http://www.mozilla.org/docs/web-developer/sniffer/browser_type.html
var clientPC = navigator.userAgent.toLowerCase(); // Get client info
var clientVer = parseInt(navigator.appVersion); // Get browser version

var is_ie = ((clientPC.indexOf("msie") != -1) && (clientPC.indexOf("opera") == -1));
var is_nav = ((clientPC.indexOf('mozilla')!=-1) && (clientPC.indexOf('spoofer')==-1)
                && (clientPC.indexOf('compatible') == -1) && (clientPC.indexOf('opera')==-1)
                && (clientPC.indexOf('webtv')==-1) && (clientPC.indexOf('hotjava')==-1));
var is_moz = 0;

var is_win = ((clientPC.indexOf("win")!=-1) || (clientPC.indexOf("16bit") != -1));
var is_mac = (clientPC.indexOf("mac")!=-1);

// Appends element to the array
function arraypush(thearray,value) {
	thearray[ getarraysize(thearray) ] = value;
}

// From http://www.massless.org/mozedit/
function mozWrap(txtarea, open, close)
{
	var selLength = txtarea.textLength;
	var selStart = txtarea.selectionStart;
	var selEnd = txtarea.selectionEnd;
	if (selEnd == 1 || selEnd == 2)
		selEnd = selLength;

	var s1 = (txtarea.value).substring(0,selStart);
	var s2 = (txtarea.value).substring(selStart, selEnd)
	var s3 = (txtarea.value).substring(selEnd, selLength);
	txtarea.value = s1 + open + s2 + close + s3;
	return;
}

// Replacement for arrayname.length property
function getarraysize(thearray) {
	for (i = 0; i < thearray.length; i++) {
		if ((thearray[i] == "undefined") || (thearray[i] == "") || (thearray[i] == null))
			return i;
		}
	return thearray.length;
}

// Replacement for arrayname.pop() not implemented in IE until version 5.5
// Removes and returns the last element of an array
function arraypop(thearray) {
	thearraysize = getarraysize(thearray);
	retval = thearray[thearraysize - 1];
	delete thearray[thearraysize - 1];
	return retval;
}

// Define the bbCode tags
bbcode = new Array();
bbtags = new Array('[b]','[/b]','[u]','[/u]','[i]','[/i]','[url]','[/url]','[email]','[/email]','[size=11]','[/size]','[color=red]','[/color]');
imageTag = false;

function bbstyle(bbnumber,messagefield) {
	var txtarea = document.getElementsByName(messagefield)[0];

	donotinsert = false;
	theSelection = false;
	bblast = 0;

	if (bbnumber == -1) { // Close all open tags & default button names
		while (bbcode[0]) {
			butnumber = arraypop(bbcode) - 1;
			txtarea.value += bbtags[butnumber + 1];
			buttext = eval('document.post.addbbcode' + butnumber + '.value');
			eval('document.post.addbbcode' + butnumber + '.value ="' + buttext.substr(0,(buttext.length - 1)) + '"');
		}
		imageTag = false; // All tags are closed including image tags :D
		txtarea.focus();
		return;
	}

	if ((clientVer >= 4) && is_ie && is_win)
	{
		theSelection = document.selection.createRange().text; // Get text selection
		if (theSelection) {
			// Add tags around selection
			document.selection.createRange().text = bbtags[bbnumber] + theSelection + bbtags[bbnumber+1];
			txtarea.focus();
			theSelection = '';
			return;
		}
	}
	else if (txtarea.selectionEnd && (txtarea.selectionEnd - txtarea.selectionStart > 0))
	{
		mozWrap(txtarea, bbtags[bbnumber], bbtags[bbnumber+1]);
		return;
	}

	// Find last occurance of an open tag the same as the one just clicked
	for (i = 0; i < bbcode.length; i++) {
		if (bbcode[i] == bbnumber+1) {
			bblast = i;
			donotinsert = true;
		}
	}

	if (donotinsert) {		// Close all open tags up to the one just clicked & default button names
		while (bbcode[bblast]) {
				butnumber = arraypop(bbcode) - 1;
				txtarea.value += bbtags[butnumber + 1];
				buttext = eval('document.getElementsByName("addbbcode' + butnumber + '")[0].value');
				eval('document.getElementsByName("addbbcode' + butnumber + '")[0].value ="' + buttext.substr(0,(buttext.length - 1)) + '"');
				imageTag = false;
			}
			txtarea.focus();
			return;
	} else { // Open tags

		if (imageTag && (bbnumber != 14)) {		// Close image tag before adding another
			txtarea.value += bbtags[15];
			lastValue = arraypop(bbcode) - 1;	// Remove the close image tag from the list
			document.post.addbbcode14.value = "Img";	// Return button back to normal state
			imageTag = false;
		}

		// Open tag
		txtarea.value += bbtags[bbnumber];
		if ((bbnumber == 14) && (imageTag == false)) imageTag = 1; // Check to stop additional tags after an unclosed image tag
		arraypush(bbcode,bbnumber+1);
		eval('document.getElementsByName("addbbcode'+bbnumber+'")[0].value += "*"');
		txtarea.focus();
		return;
	}
	storeCaret(txtarea);
}