// eFlipchart stub
var EF = {
  Classes: { },
  libs: [
	{ file: "libs/base64.js" },
    { file: "libs/libsha1.js" },
    { file: "libs/md5-min.js" },
	{ file: "foo.js", wait: "libsha1" },
//    { file: "libs/libefc.js", wait: "libsha1" },
//    { file: "oldpdglue.js", wait: "libefc" },
//    { file: "framesupport.js", wait: "oldpdglue" },
    { file: "eFlipEvent.js.php", wait: "framesupport", params: { efliproom: "perspektive", efliptype: "", eflipversion: 6 } },
    { file: "newfp.js", wait: "eFlipEvent" }
  ],
  styles: [
	{ file: "styles/fp.css", id: "eFlipDefaultCSS", media: "all" }
  ],
  loadedLibs: new Array(),

  // Debugging functions
  traces: new Array(),
  TRACE: function(fn, m) {
    var d = new Date();
    var ts = d.getTime();
    EF.traces.push({func: fn, message: m, timestamp: ts});
  },
  
  getTracesString: function () {
    var output = "";
    for( var i in EF.traces ) {
      var d = new Date(EF.traces[i].timestamp);
      output += d.toLocaleString() + " - " + EF.traces[i].func + " - " + EF.traces[i].message + "\n";
    }
    return output;
  },

  getParameter: function (param, text) {
    if( !text ) text = window.location.href;
    var rx = new RegExp("[\\?&]" + param + "=([^&#]*)");
    var res = rx.exec(text);
    return (res != null ? res[1] : null);
  },

  copyObject: function (src, tgt) {
	if( typeof tgt == "undefined" ) 
		tgt = {};
	for( var key in src ) {
	  if( typeof key == "object" )
		tgt[key] = copyObject(src[key], {});
	  else
	    tgt[key] = src[key];	  
	}
	return tgt;
  },
  
  createClosure: function (obj, fn, userdata) {
    var callFn = function() { fn.apply(obj, arguments); };
    var udata = new Array();
    for( var i = 2; i < arguments.length; i++ )
      udata.push(arguments[i]);
    return function() {
      var a = udata.slice(0, udata.length);
      for( var i = 0; i < arguments.length; i++ ) a.push(arguments[i]);
      callFn.apply(obj, a);
    };
  },

  hookFunction: function(fn, cb, userdata) {
    var udata = null;
    if( typeof cb == "object" )
      udata = new Array(cb[0], cb[1]);
    else
      udata = new Array(null, cb);
    udata.push(typeof fn == "object" ? EF.createClosure(fn[0], fn[1]) : EF.createClosure(null, fn) );
    if( typeof userdata != "undefined" ) {
      for( var i = 2; i < arguments.length; i++ )
        udata.push(arguments[i]);
    }

    return EF.createClosure.apply(null, udata);
  },
  
  isInt: function (x) {
    var y = parseInt(x);
    return !isNaN(y) && x == y && x.toString() == y.toString();
  },
  getCookie: function (name)
  {
    var text = document.cookie;
    var rx = new RegExp(name + "=([^;]*)");
    var res = rx.exec(text);
    return (res != null ? unescape(res[1]) : null);
  },
  cookieExists: function (name)
  {
    return EF.getCookie(name) != null;
  },
  setCookie: function (name, value, path, expires)
  {
    if( typeof expires != "string" )
    {
      var d = new Date(expires);
      expires = d.toGMTString();
    }
    var cl = escape(name) + "=" + escape(value);
    if( expires ) cl += "; expires=" + expires;
    if( path ) cl += "; path=" + path;
    document.cookie = cl;
    // writeext("Setting cookie: " + cl);
    return document.cookie;
  },
  getScriptSrc: function (r) {
    var n = document.getElementsByTagName('SCRIPT');
    for( var i = 0; i < n.length; i++ )
      if( r.test(n[i].src) )
        return n[i].src;
    return null;
  },
  getBaseURL: function () {
    var s = EF.getScriptSrc(/efpd.js.php/);
    var r = /(.*\/)[^\/]*$/.exec(s);
    if( r )
      return r[1];
    else
      return null;
  },
  loadStyle: function (m) {
	var s = m;
	var i = null;
	var md = null;
	if( typeof m == "object" ) {
	  s = m.file;
      if( typeof m.id == "string" ) i = m.id;	  
      if( typeof m.media == "string" ) md = m.media;	  
	}
	
	if( i && document.getElementById(i) ) return;
	
    var e = document.createElement("link");
    e.setAttribute("type", "text/css");
    e.setAttribute("rel", "stylesheet");
    e.setAttribute("href", s);
	if( i ) e.setAttribute("id", i);
	if( m ) e.setAttribute("media", m);
    document.getElementsByTagName("head")[0].appendChild(e);
  },
  load: function (m) {
    var s = m.file;
    var fp = true;
    for( var p in m.params ) {
      s += (fp ? "?" : "&") + p + "=" + m.params[p];
      fp = false;
    }

    var e = document.createElement("script");
    e.setAttribute("type", "text/javascript");
    e.setAttribute("src", EF.getBaseURL() + s);
    document.getElementsByTagName("head")[0].appendChild(e);
    
    if( m.onInit ) m.onInit();
    
    return e;
  },
  hasAddon: function (v) {
    if( typeof v != "number" ) 
	  v = 6003; // Format: a.b.c => aaabbbccc
	return (typeof EFAddon == "object" && typeof EFAddon.version == "number" && 
			Math.round(EFAddon.version/1000000-0.5) == Math.round(v/1000000-0.5) && 
			EFAddon.version%1000000 >= v%1000000 );
  },
  signals: new Array(),
  waits: new Array(),
  signal: function(s) {
    EF.signals[s] = true;
    setTimeout(function() { if( EF.signals[s] && typeof EF.waits[s] != "undefined" && EF.waits[s].length > 0 ) EF.signal(s); }, 100);
    for( var w in EF.waits[s] ) {
      if( typeof EF.waits[s][w] == "function" && EF.waits[s].hasOwnProperty(w))
        EF.waits[s][w]();
      EF.waits[s].shift();
    }
  },
  wait: function(s, cb) {
    if( EF.signals[s] )
      cb();
    else {
      if( typeof EF.waits[s] == "undefined" )
        EF.waits[s] = new Array();
      EF.waits[s].push(cb);
    }
  },
  clear: function(s) {
    EF.signals[s] = false;
  },
  webkitSID: null,
  generateWebKitSID: function () {
    return "86ced98fbf59fbdf3360bacebb418b0e";
  },
  deleteVarFromURL: function (url, name) {
    var regex = new RegExp(name+"=[^&#]*&|[&?]"+name+"=[^&#]*$");
    return url.replace(regex, "");
  },
  addVarToURL: function (url, name, val) {
    url = EF.deleteVarFromURL(url, name);
    if( /\?/.test(url) )
      url += "&" + name + "=" + val;
    else
      url += "?" + name + "=" + val;
    return url;
  },
  addSID: function (url) {
    return EF.addVarToURL(url, "efsid", EF.webkitSID);
  },
  inFrame: function () {
    if( typeof document.inFrame != "undefined" ) {
      return document.inFrame;
    }
    else {
		try { 
			return (typeof window.frameElement != "undefined" && window.frameElement != null) ||
             (parent && parent != window);
		} catch (e) {
			return true;
		}
    }
  },
  initState: 0,
  init: function () {
	if( EF.initState != 0 ) return;
	EF.initState = 1;
	
    if( EF.inFrame() && !EF.hasAddon() )
		return;
	if( EF.getParameter("eflipignore") )
		return;
    if( /livenet24\.de\/addon\/get_addon\.php/.test(location.href) )
      return;
      
    setInterval(function(){ /*try {*/ if( window.opener && window.opener.location.href == location.href ) window.close(); /*} catch (e) {}*/ },500);
      
    if (arguments.callee.done) return;
    arguments.callee.done = true;
    if (EF._initTimer) clearInterval(EF._initTimer);

    if( typeof EF._oldOnload == "function" )
      EF._oldOnload();

    if( /WebKit/i.test(navigator.userAgent) && !/Chrome/i.test(navigator.userAgent) || EF.getParameter("efsid") != null )
    {
      var efsid = EF.getParameter("efsid");
      if( efsid == null ) {
        efsid = EF.getParameter("efsid", EF.getScriptSrc(/efpd.js.php/));
      }
      if( efsid == null ) {
        efsid = EF.getCookie("eflipsid");
      }
      if( efsid == null ) {
        efsid = EF.generateWebKitSID();
      }
      EF.webkitSID = efsid;
      EF.setCookie("eflipsid", efsid);
    }

	// auto load libs
    for( var i in EF.libs )
      if( EF.isInt(i) ) {
        // HACK: change the efliproom parameter for now, will be done better in a new version
        if( /eFlipEvent.js.php/.test(EF.libs[i].file) ) {
          if( EF.webkitSID != null )
            EF.libs[i].params.s = EF.webkitSID;
          if( EF.getParameter("efliproom") != null )
            EF.libs[i].params.efliproom = EF.getParameter("efliproom");
		  if( typeof EFAddon != "undefined" && EFAddon.forceStart )
			EF.libs[i].params.efliproom = EFAddon.forceRoom; 
        }

        var cb = (function(lib) { return function() {EF.load(lib);} })(EF.libs[i]);
        if( typeof EF.libs[i].wait != "undefined" )
          EF.wait(EF.libs[i].wait, cb);
        else
          cb();
      }
	  
	// auto load styles
    for( var i in EF.styles )
	  EF.loadStyle(EF.copyObject({ file: EF.getBaseURL() + EF.styles[i].file } ,EF.styles[i]));

	if( typeof eFlipCustomInit == "function" )
	  eFlipCustomInit();
	  
    EF.signal("EF-init");
	
	EF.initState = 2;
  }
};

/* for Mozilla/Opera9 */
if (document.addEventListener) {
    document.addEventListener("DOMContentLoaded", EF.init, false);
}

/* for Internet Explorer */
/*@cc_on @*/
/*@if (@_win32)
    document.write("<script id=__ef_ie_onload defer src=https://www.livenet24.de/eflip/empty.js><\/script>");
    var script = document.getElementById("__ef_ie_onload");
    if (script) {
    script.onreadystatechange = function() {
        if (this.readyState == "complete") {
            EF.init(); // call the onload handler
        }
    }};
    
/*@end @*/

/* for Safari */
if (/WebKit/i.test(navigator.userAgent)) { // sniff
    EF._initTimer = setInterval(function() {
        if (/loaded|complete/.test(document.readyState)) {
            EF.init(); // call the onload handler
        }
    }, 10);
}

/* for other browsers */
EF._oldOnload = window.onload;
window.onload = EF.init;

if( EF.getParameter("direct", EF.getScriptSrc(/efpd.js.php/)) || (typeof EFAddon != "undefined" && EFAddon.forceStart)) EF.init();