var HR_WEB_ROOT = 'https://haarslev.hr-skyen.dk/';
/*
 * Parses a string to an object containing the individual url components and the query.
 * 
 */
function parseUri (str) {
    var	o   = parseUri.options,
        m   = o.parser[o.strictMode ? "strict" : "loose"].exec(str),
        uri = {},
        i   = 14;

    while (i--) uri[o.key[i]] = m[i] || "";

    uri[o.q.name] = {};
    uri[o.key[12]].replace(o.q.parser, function ($0, $1, $2) {
        if ($1) uri[o.q.name][$1] = $2;
    });

    return uri;
};
/*
 * Concatenates an object from the above function back to a usable url.
 * 
 */

function concatUri(u){
    q = [];
    for(i in u.queryKey){
        q.push(i+'='+u.queryKey[i]); 
    }
    return (u.protocol ? u.protocol+'://' : '')
             + (u.host ? u.host : '') 
             + (u.path ? u.path : '')
             + (q.length ? '?'+q.join('&'):'');
}

function concatQueryString(query){
    var q = [];
    var i;
    for(i in query){
        q.push(i+'='+query[i]); 
    }
    return q.join('&')
}

parseUri.options = {
	strictMode: false,
	key: ["source","protocol","authority","userInfo","user","password","host","port","relative","path","directory","file","query","anchor"],
	q:   {
            name:   "queryKey",
            parser: /(?:^|&)([^&=]*)=?([^&]*)/g
	},
	parser: {
            strict: /^(?:([^:\/?#]+):)?(?:\/\/((?:(([^:@]*)(?::([^:@]*))?)?@)?([^:\/?#]*)(?::(\d*))?))?((((?:[^?#\/]*\/)*)([^?#]*))(?:\?([^#]*))?(?:#(.*))?)/,
            loose:  /^(?:(?![^:@]+:[^:@\/]*@)([^:\/?#.]+):)?(?:\/\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?([^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/
	}
};
if(window.location.href.search(/vaerk\.(net|com)\//) > -1){
    setTimeout(function() {
        try {
            document.getElementById('hrskyen').style.marginBottom = "-55px";
        } catch(e) {
            setTimeout(arguments.callee,100);
        }

    },100);
}

if(window.location.href.search(/(&|\?)teststage/) > -1){
    HR_WEB_ROOT = 'http://servertest.hr-skyen.dk/';
}
if(window.location.href.search(/(&|\?)demostage/) > -1){
    HR_WEB_ROOT = 'http://demo.hr-skyen.dk/';
}

function HRSkyen(opt){

    //Holds options
    var options = opt;

    //log statistics for job views.

    try {
        if ( opt.search )
            var locationsearch = opt.search;
        else
            var locationsearch = unescape(location.search);
    } catch (e) {
        var locationsearch = unescape(location.search);
    }

    if ( /show-job[|\|\/·N][0-9]+/.test(locationsearch) ) {

        if(window.hrSkyenJobDisplayed){
            /*Prevent execution if another frame has already loaded a job.*/
            return;
        }

        try {
            var jobid = locationsearch.match(/=show-job[|\|\/·N][0-9]+/);
                jobid = jobid[0].replace(/[^0-9]/g,'');


            var referrer = document.referrer ? document.referrer : "hidden";

            if ( referrer == 'hidden' && locationsearch.match(/\?c=8/) ) {
                referrer = 'http://www.jobnet.dk/';
            }//if

            if ( !opt.disablestatistics ) {
                var stat = new Image();
                stat.src = HR_WEB_ROOT + "jobpostings-statistics.php?companyid=" + options.companyId + "&jobid=" + jobid + "&referrer=" + escape(referrer) + "&linkref=" + getUrlParameter('linkref');
                if (locationsearch.indexOf('forcereferrer') !== -1) {
                    stat.src += "&forcereferrer=" + getUrlParameter('forcereferrer');
                }
            }


        } catch(e) {}

        /* Ensure that only one frame loads jobpostings. */
        try {
            if ( opt.multiload )
                window.hrSkyenJobDisplayed = false;
            else
                window.hrSkyenJobDisplayed = true;
        } catch (e) {
            window.hrSkyenJobDisplayed = true;
        }

    }//if

    /*
     * Throw exceptions on bad config.
     */
    if(!options.container)
        throw "Please specify a valid DOM id in options.container";

    if(typeof(options.container) == "string"){
        options.container = document.getElementById(options.container);
    }
    if(!options.queryKey) options.queryKey = 'hr-cloud';
    if(!options.companyId || !parseInt(options.companyId))
        throw "Please specify a valid company id in options.companyId";

    if(!options.locale) options.locale = '';

    //check for locale in query string and overwrite if any
    var qlocale = locationsearch.match(/locale=([a-z]{2}_[A-Z]{2})/);

    try {
        if ( qlocale[1].length == 5 ) {
            options.locale = qlocale[1];
        }
    } catch (e) {

    }

    var sd = locationsearch.match(/sd=1/);
    if (sd) {
        options.persistent['sd'] = 1;
    }

    options.persistent['locale'] = options.locale;

    //If no default action is specified in options then just list jobs.
    if(!options.action) options.action = 'list-jobs';

    //If no width is specified fallback to the container width
    if(typeof(options.width) == "undefined") options.width = '100%';


    if(!options.params) options.params = {};
    //Holds persistent GET parameters (All pages will have these sent with the request!)
    var persistent = [];


    //Store settings in the persistent data array, these data are carried through in every action performed in frame.
    var p;
    var i;
    var v;

    //For future use you can send additional persistent data in the options object.
    if(!options.persistent){
        options.persistent = {};
    }


    //Add the standard persistent data.
    options.persistent['companyid'] = options.companyId;
    options.persistent['xdmframe'] = 1;


    if ( locationsearch.match(/editcv/) ) {
        options.persistent['locationsearch'] = locationsearch;
    }

    options.persistent['linkref'] = getUrlParameter('linkref'); 

    if(getUrlParameter('expandform') !== false) {
        options.persistent['expandform'] = 1;
    }

    //Build an array with the data, suitable for concatting with join into a useable querystring.
    if(options.persistent){
        p = options.persistent;
        for(i in p){
            v = p[i];
            if(v.constructor == Array) v = v.join(',');
            persistent.push(i+'='+encodeURIComponent(v));
        }
    }

    persistent.push('metaTitle='+encodeURIComponent(document.title));

    if(!options.redirectWindow){
        options.redirectWindow = window;
    }


    /*
     *  Helper functions
     */

    function getUrlParameter(sParam) {
        var sPageURL = decodeURIComponent(window.location.search.substring(1));
        var sURLVariables = sPageURL.split('&');
        for (var i = 0; i < sURLVariables.length; i++) {
            var sParameterName = sURLVariables[i].split('=');
            if (sParameterName[0] == sParam) {
                return sParameterName[1];
            }
        }

        return false
    }

    //Gets current scroll position on the document body
    function getScrollXY() {
        var scrOfX = 0, scrOfY = 0;
        if( typeof( window.pageYOffset ) == 'number' ) {
            //Netscape compliant
            scrOfY = window.pageYOffset;
            scrOfX = window.pageXOffset;
        } else if( document.body && ( document.body.scrollLeft || document.body.scrollTop ) ) {
            //DOM compliant
            scrOfY = document.body.scrollTop;
            scrOfX = document.body.scrollLeft;
        } else if( document.documentElement && ( document.documentElement.scrollLeft || document.documentElement.scrollTop ) ) {
            //IE6 standards compliant mode
            scrOfY = document.documentElement.scrollTop;
            scrOfX = document.documentElement.scrollLeft;
        }
        return {x: scrOfX, y:scrOfY};
    }

    /*
     * gets the offset for the popups in the frame
     */
    function getOffsetTop(obj) {
        var parentEl = obj;
        var pScroll = 0;
        var offsetTop = 0;

        while (parentEl!=null){
            if(parentEl.scrollTop > 0){
                pScroll += parentEl.scrollTop;
                parentEl = null;
            } else {
                offsetTop += parentEl.offsetTop;
                parentEl = parentEl.offsetParent;
            }
        }

        return (getScrollXY().y + pScroll) - offsetTop;
    }

    var hrBaseUrl;

    var scrollUpdInterval;

    var iframeElem;

    options.container.innerHTML = '';

    //Initialize the XDM RPC socket.
    var XDMRpc = new easyXDM.Rpc({
        props: {allowTransparency: true, allow: "microphone; camera", style: {width: (typeof(options.width) == "number" ? options.width+'px' : options.width),overflow:'hidden',border:'none'}},
        swf: HR_WEB_ROOT + 'js/easyXDM/easyxdm.swf',
        remote: HR_WEB_ROOT + 'frame-api/xdm_frame.php?'+
            'persistent='+
            encodeURIComponent(persistent.join('&'))+
            '&companyid='+options.companyId,
        container: options.container,
        onReady: function(){
            iframeElem = options.container.getElementsByTagName('iframe')[0];
            //Send URL and channel info for later use in preview / joburls / redirects etc.
            var referer = parseUri(options.redirectWindow.location.href);
            delete referer.queryKey[options.queryKey];

            //Since options contains cyclic elements and we want to send it through XDM
            //We must make a new instance of options, without cyclic elements
            var tmpOpts = {
                params:options.params,
                persistent:options.persistent,
                companyId:options.companyId,
                queryKey:options.queryKey,
                action:options.action,
                width:options.width,
                locale:options.locale
            };

            XDMRpc.sendChannelInfo(concatUri(referer),tmpOpts);

            //If a hr-cloud parameter is specified in the current location
            //Then load that action / url, else load the default action from options.
            u = parseUri(options.redirectWindow.location.href);
            if(u.queryKey[options.queryKey]){
                XDMRpc.loadContentUrl(decodeURIComponent(u.queryKey[options.queryKey]),true);
            } else {
                XDMRpc.loadContentUrl(options.action);
            }

            // On show-job page and if the setReferrer function exists in xdm_frame.js
            if(jobid && typeof XDMRpc.setReferrer != "undefined") {
                XDMRpc.setReferrer(referrer);
            }

//HACK - temporary make admiral hotel ( companyid 75 ) transparent - we need the spanish webbureau
            if(options.allowtransparency || options.companyId == 75 || options.companyId == 35 ) {
                iframeElem.setAttribute('allowtransparency','true');
            }

            //Continuously send new scroll offset to the framed page, this is used later to reposition any dialogues that may appear.
            var lastScroll = -1;
            var updateScrollFunc =  function(){
                var offset = getOffsetTop(options.container);
                if(lastScroll != offset)
                XDMRpc.setScroll(offset > 0 ? offset : 0);

                lastScroll = offset;
            }

            scrollUpdInterval = setInterval(updateScrollFunc,1000);
        }
    },
    {
        local: {
            setSize:function(newSize){
                if(iframeElem)
                    iframeElem.style.height = (newSize+20)+'px';
            },
            setUrl:function(newUrl, absolute){
                absolute = (typeof absolute !== 'undefined' && typeof absolute !== 'function') ?  true : false;
                //Get action name from url
                relativeUrl = newUrl.match(new RegExp('(frame-api/pages/|'+hrBaseUrl+')(.*)'));


                //If url is external redirect on top window.
                if(!relativeUrl || absolute) top.location.href = newUrl;
                else relativeUrl = relativeUrl[2];

                var action = relativeUrl.split('/')[0];

                var newParsedUrl = parseUri(relativeUrl);

                for(var i in options.persistent){
                    delete newParsedUrl.queryKey[i];
                }

                for(var i in options.params[action]){
                    delete newParsedUrl.queryKey[i];
                }

                if(options.actionurl){
                    u = parseUri(options.actionurl);
                } else {
                    u = parseUri(options.redirectWindow.location.href);
                }
                u.queryKey[options.queryKey] = encodeURIComponent(concatUri(newParsedUrl).replace('/','|'));
                u.queryKey[options.queryKey] = encodeURIComponent(concatUri(newParsedUrl).replace('·','|'));

                options.redirectWindow.location.href = concatUri(u);
            },
            scrollToTop:function(){
                scroll(0,0);
            },
            setHrBaseUrl:function(url){
                hrBaseUrl = url;
            },
            setTitle: function(title){
                try {
                    if ( options.multiload ) {} else {document.title = title;}
                } catch (e) {document.title = title;}
            },
            scrollToContainer: function() {
                document.getElementById(container).scrollIntoView();
            },
            scrollToId: function(id, pos) {
                document.getElementById(id).scrollIntoView();
                if (pos) {
                    window.scrollBy(0, pos);
                }
            },
            scrollToClass: function(className, index) {
                var index = index || 0;
                document.getElementsByClassName(className)[index].scrollIntoView();
            },
            scrollToPos: function(pos){
                window.scrollBy(0, pos);
            },
            removeElem: function(selector) {
                document.querySelector(selector).outerHTML = ''
            },
            setTitles: function(title) {
                XDMRpc.setTitle(title);
                document.querySelector('[id^="easyXDM_"]').setAttribute('title', title);
            }
        },
        remote: {
            loadContentUrl:{},
            setScroll:{},
            sendChannelInfo:{},
            setTitle:{},
            setReferrer:{}
        }
    });

}

var getScript = function(source, callback) {
    var script = document.createElement('script');
    var prior = document.getElementsByTagName('script')[0];
    script.async = 1;

    script.onload = script.onreadystatechange = function(_, isAbort) {
        if (isAbort || !script.readyState || /loaded|complete/.test(script.readyState)) {
            script.onload = script.onreadystatechange = null;
            script = undefined;
            if (!isAbort) if (callback) callback();
        }
    };

    script.src = source;
    prior.parentNode.insertBefore(script, prior);
};

function getParams(script_name) {
    // Find all script tags
    var scripts = document.getElementsByTagName("script");

    // Look through them trying to find ourselves
    for (var i = 0; i < scripts.length; i++) {
        if (scripts[i].src.indexOf("/" + script_name) > -1) {
            // Get an array of key=value strings of params
            var pa = scripts[i].src.split("?").pop().split("&");

            // Split each key=value into array, the construct js object
            var p = {};
            for (var j = 0; j < pa.length; j++) {
                var kv = pa[j].split("=");
                p[kv[0]] = kv[1];
            }
            return p;
        }
    }

    // No scripts match
    return {};
  }