MediaWiki:Common.js

var usesClass = (function() {
    var reCache = {};
    return function(element, className) {
        return (reCache[className] ? reCache[className] : (reCache[className] = new RegExp("(?:\\s|^)" + className + "(?:\\s|$)"))).test(element.className);
    };
})();
/*
addOnloadHook(function(){
    $('div.tabdiv > ul > li').click(function(){
        $(this).parent().parent().children('div').hide();
        $((this).children('a:first').attr('href')).show();
        $(this).parent().children('li').removeClass('active').addClass('inactive');
        $(this).removeClass('inactive').addClass('active');
    });
    $('div.tabdiv > ul > li > a:first').each(function(){
        $(this).attr('href', '');
    });
});
*/

addOnloadHook(function($) {
    return function() {
        $('.tabdiv > div').hide();
        $('.tabdiv').each(function() {
            $(this).find('> ul li').addClass('inactive');
            $(this).find('> ul li:first').removeClass('inactive');
            $(this).find('> ul li:first').addClass('active');
            $(this).find('> div:first').show();
        });
        $('.tabdiv > ul li').each(function() {
            var a = $(this).find('a:first');
            var target = a.attr('href');
            $(a).attr('href', ''); // Opera hates real hrefs
            $(this).click(function() {
                $(this).parent().find('> li').removeClass('active');
                $(this).parent().find('> li').addClass('inactive');
                $(this).addClass('active');
                $(this).removeClass('inactive');
                $(this).parent().parent().find('> div').hide();
                $(target).show();
                return false;
            });
        });
    }
}(jQuery));

/** Collapsible tables code *****************************************************
 *  Description: Allows tables to be collapsed, showing only the header
 *  Author: User:Bigfoot Lover @ BionicWiki.com
 *  Added: 24 September 2007
 */

/* Add a hook to make buttons, where need be, on every pageload */
addOnloadHook(createTableButtons);

/* Define global variables:
 * autoShrink is the number of tables that must exist on the page for usage of "class=collapsible autocollapse"
 * minimizeSymbol can be either a symbol such as a minus sign or a word such as hide or disappear
 * maximizeSymbol can be either a symbol such as a plus sign or a word such as show or appear */

var autoShrink = 2;
var minimizeSymbol = "hide";
var maximizeSymbol = "show";

/* Define functions that do-the-work */
/* Function toggleTableView() toggles a specified table's view from minimized to maximized, or vice versa */
function toggleTableView(tableIndex, tableShrink) {
    var Table = document.getElementById("collapsibleTable" + tableIndex);
    /* If there is no collapsible tables on the page, no need to do any shrinking */
    if (!Table) {
        return false;
    }

    var Button = document.getElementById("collapseButton" + tableIndex);
    /* If no collapsible buttons, no need to do any shrinking */
    if (!Button) {
        return false;
    }

    /* Grab the rows of the specified table */
    var Rows = Table.getElementsByTagName("tr");

    /* Do the hiding/unhiding */
    if (Button.firstChild.data == minimizeSymbol || tableShrink == 1) {
        /* if the button is set to minimize its contents, 
         * then loop through the rows and mark them hidden */
        var count = 1;
        while (Rows.length > count) {
            if (Rows[count].parentNode.parentNode.id == ("collapsibleTable" + tableIndex)) {
                Rows[count].style.display = "none";
            }
            count++;
        }
        /* After marking, change the table to show the maximize symbol */
        Button.firstChild.data = maximizeSymbol;
    } else {
        /* if the button is set to maximize its contents, 
         * then loop through the rows and mark them visible */
        var count = 1;
        while (Rows.length > count) {
            if (Rows[count].parentNode.parentNode.id == ("collapsibleTable" + tableIndex)) {
                Rows[count].style.display = Rows[0].style.display;
            }
            count++;
        }
        /* After marking, change the table to show the minimize symbol */
        Button.firstChild.data = minimizeSymbol;
    }
}

/* Funtion createTableButtons() creates the plus or minus symbol and alignment text
 * to be applied on collapsible tables */
function createTableButtons() {
    /* Define local variables */
    var tableIndex = 0;
    var NavBoxes = new Object();
    var Tables = document.getElementsByTagName("table");

    /* Use two count variables to handle cases where continue is used */
    var loopcount = 0;
    var count = 0;
    while (Tables.length > loopcount) {
        /* For all collapsible table on the page, this code goes through
         * them and makes a button for each one individually */
        count = loopcount;
        loopcount++;
        if (usesClass(Tables[count], "collapsible")) {

            /* Proceed only if a header row and header exist */
            var HeaderRow = Tables[count].getElementsByTagName("tr")[0];
            if (!HeaderRow) continue;
            var Header = HeaderRow.getElementsByTagName("th")[0];
            if (!Header) continue;

            /* Log where you are in the looping */
            NavBoxes[tableIndex] = Tables[count];

            /* Set the identifier of the table being edited in this iteration */
            Tables[count].setAttribute("id", "collapsibleTable" + tableIndex);

            /* Create the button assuming it is a minimized table
             * to do the initial creation. */
            var Button = document.createElement("span");
            var ButtonLink = document.createElement("a");
            var ButtonText = document.createTextNode(maximizeSymbol);

            /* Define where the button floats and its font and size.
             * The width should be set to the max character count of
             * the mininizeSymbol and maximizeSymbol + 2. ie. min and max
             * are 3 letters each + 2 = 5em */
            Button.style.styleFloat = "right";
            Button.style.cssFloat = "right";
            Button.style.fontWeight = "normal";
            Button.style.textAlign = "right";
            Button.style.width = "5em";
            Button.style.color = "white";


            /* Set the link color and identifier */
            ButtonLink.style.color = Header.style.color;
            ButtonLink.style.color = "white";
            ButtonLink.setAttribute("id", "collapseButton" + tableIndex);

            /* Set the destination of the button */
            ButtonLink.setAttribute("href", "javascript:toggleTableView(" + tableIndex + ");");
            ButtonLink.appendChild(ButtonText);
            Button.appendChild(document.createTextNode("["));
            Button.appendChild(ButtonLink);
            Button.appendChild(document.createTextNode("]"));


            /* Load the next header and table for the next iteration */
            Header.insertBefore(Button, Header.childNodes[0]);
            tableIndex++;
        }
    }

    /* Earlier in this function, assumed all tables are minimized to do the initial creation.
     * Now, loop again through the tables and set those to maximized that need setting,
     * and set the rows of those that don't as hidden */
    loopcount = 0;
    while (tableIndex > loopcount) {
        /* If autocollapse or collapse is not invalid, maximize; otherwise, minimize */
        if (((autoShrink > tableIndex) && usesClass(NavBoxes[loopcount], "autocollapse")) || !usesClass(NavBoxes[loopcount], "collapsed")) {
            toggleTableView(loopcount, 0);
        } else {
            toggleTableView(loopcount, 1);
        }
        loopcount++;
    }
}

/* JavaScript for rounding borders
   Source: http://webdesign.html.it/articoli/leggi/528/more-nifty-corners */

function NiftyCheck() {
    if (!document.getElementById || !document.createElement)
        return (false);
    isXHTML = /html\:/.test(document.getElementsByTagName('body')[0].nodeName);
    if (Array.prototype.push == null) {
        Array.prototype.push = function() {
            this[this.length] = arguments[0];
            return (this.length);
        }
    }
    return (true);
}

function Rounded(selector, wich, bk, color, opt) {
    var i, prefixt, prefixb, cn = "r",
        ecolor = "",
        edges = false,
        eclass = "",
        b = false,
        t = false;

    if (color == "transparent") {
        cn = cn + "x";
        ecolor = bk;
        bk = "transparent";
    } else if (opt && opt.indexOf("border") >= 0) {
        var optar = opt.split(" ");
        for (i = 0; i < optar.length; i++)
            if (optar[i].indexOf("#") >= 0) ecolor = optar[i];
        if (ecolor == "") ecolor = "#666";
        cn += "e";
        edges = true;
    } else if (opt && opt.indexOf("smooth") >= 0) {
        cn += "a";
        ecolor = Mix(bk, color);
    }
    if (opt && opt.indexOf("small") >= 0) cn += "s";
    prefixt = cn;
    prefixb = cn;
    if (wich.indexOf("all") >= 0) {
        t = true;
        b = true
    } else if (wich.indexOf("top") >= 0) t = "true";
    else if (wich.indexOf("tl") >= 0) {
        t = "true";
        if (wich.indexOf("tr") < 0) prefixt += "l";
    } else if (wich.indexOf("tr") >= 0) {
        t = "true";
        prefixt += "r";
    }
    if (wich.indexOf("bottom") >= 0) b = true;
    else if (wich.indexOf("bl") >= 0) {
        b = "true";
        if (wich.indexOf("br") < 0) prefixb += "l";
    } else if (wich.indexOf("br") >= 0) {
        b = "true";
        prefixb += "r";
    }
    var v = getElementsBySelector(selector);
    var l = v.length;
    for (i = 0; i < l; i++) {
        if (edges) AddBorder(v[i], ecolor);
        if (t) AddTop(v[i], bk, color, ecolor, prefixt);
        if (b) AddBottom(v[i], bk, color, ecolor, prefixb);
    }
}

function AddBorder(el, bc) {
    var i;
    if (!el.passed) {
        if (el.childNodes.length == 1 && el.childNodes[0].nodeType == 3) {
            var t = el.firstChild.nodeValue;
            el.removeChild(el.lastChild);
            var d = CreateEl("span");
            d.style.display = "block";
            d.appendChild(document.createTextNode(t));
            el.appendChild(d);
        }
        for (i = 0; i < el.childNodes.length; i++) {
            if (el.childNodes[i].nodeType == 1) {
                el.childNodes[i].style.borderLeft = "1px solid " + bc;
                el.childNodes[i].style.borderRight = "1px solid " + bc;
            }
        }
    }
    el.passed = true;
}

function AddTop(el, bk, color, bc, cn) {
    var i, lim = 4,
        d = CreateEl("b");

    if (cn.indexOf("s") >= 0) lim = 2;
    if (bc) d.className = "artop";
    else d.className = "rtop";
    d.style.backgroundColor = bk;
    for (i = 1; i <= lim; i++) {
        var x = CreateEl("b");
        x.className = cn + i;
        x.style.backgroundColor = color;
        if (bc) x.style.borderColor = bc;
        d.appendChild(x);
    }
    el.style.paddingTop = 0;
    el.insertBefore(d, el.firstChild);
}

function AddBottom(el, bk, color, bc, cn) {
    var i, lim = 4,
        d = CreateEl("b");

    if (cn.indexOf("s") >= 0) lim = 2;
    if (bc) d.className = "artop";
    else d.className = "rtop";
    d.style.backgroundColor = bk;
    for (i = lim; i > 0; i--) {
        var x = CreateEl("b");
        x.className = cn + i;
        x.style.backgroundColor = color;
        if (bc) x.style.borderColor = bc;
        d.appendChild(x);
    }
    el.style.paddingBottom = 0;
    el.appendChild(d);
}

function CreateEl(x) {
    if (isXHTML) return (document.createElementNS('http://www.w3.org/1999/xhtml', x));
    else return (document.createElement(x));
}

function getElementsBySelector(selector) {
    var i, selid = "",
        selclass = "",
        tag = selector,
        f, s = [],
        objlist = [];

    if (selector.indexOf(" ") > 0) { //descendant selector like "tag#id tag"
        s = selector.split(" ");
        var fs = s[0].split("#");
        if (fs.length == 1) return (objlist);
        f = document.getElementById(fs[1]);
        if (f) return (f.getElementsByTagName(s[1]));
        return (objlist);
    }
    if (selector.indexOf("#") > 0) { //id selector like "tag#id"
        s = selector.split("#");
        tag = s[0];
        selid = s[1];
    }
    if (selid != "") {
        f = document.getElementById(selid);
        if (f) objlist.push(f);
        return (objlist);
    }
    if (selector.indexOf(".") > 0) { //class selector like "tag.class"
        s = selector.split(".");
        tag = s[0];
        selclass = s[1];
    }
    var v = document.getElementsByTagName(tag); // tag selector like "tag"
    if (selclass == "")
        return (v);
    for (i = 0; i < v.length; i++) {
        if (v[i].className.indexOf(selclass) >= 0) {
            objlist.push(v[i]);
        }
    }
    return (objlist);
}

function Mix(c1, c2) {
    var i, step1, step2, x, y, r = new Array(3);
    if (c1.length == 4) step1 = 1;
    else step1 = 2;
    if (c2.length == 4) step2 = 1;
    else step2 = 2;
    for (i = 0; i < 3; i++) {
        x = parseInt(c1.substr(1 + step1 * i, step1), 16);
        if (step1 == 1) x = 16 * x + x;
        y = parseInt(c2.substr(1 + step2 * i, step2), 16);
        if (step2 == 1) y = 16 * y + y;
        r[i] = Math.floor((x * 50 + y * 50) / 100);
    }
    return ("#" + r[0].toString(16) + r[1].toString(16) + r[2].toString(16));
}

function doRoundEdges() {
    if (!NiftyCheck())
        return;
    Rounded("div#nifty", "all", "#FFF", "#D4DDFF", "smooth");
}

addOnloadHook(doRoundEdges);











/* IE Correction Code **********************************************
 * Description: This is code to fix known bugs in IE
 * Detects if an IE browser and applies browser-specific code
 * Author: User:Bigfoot Lover @ Bionic Wiki
 * Added: 8 October 2007
 * Modified 18 October 2007 to fix ie imagemap bug
 */

// setStyleById: given an element id, style property and 
// value, apply the style.
// args:
//  i - element id
//  p - property
//  v - value
//
function setStyleById(i, p, v) {
    var n = document.getElementById(i);
    n.style[p] = v;
}

/* Add a hook to perform code on every pageload */
addOnloadHook(performIE);

function performIE() {
    if (-1 != navigator.userAgent.indexOf("MSIE")) {
        /* perform Microsoft Internet Explorer-specific subs */
        var Divs = document.getElementsByTagName("div");
        var divCnt = 0;
        var divID = "";
        if (Divs.length > 0) {
            var CurrDiv = Divs[0];
            var s = "";
            while (Divs.length > divCnt) {
                s = eval("CurrDiv.style.ietop");
                if ((s != "") && (s != null)) {
                    divID = "mapDiv" + divCnt;
                    CurrDiv.setAttribute("id", divID);
                    setStyleById(divID, "top", CurrDiv.style.ietop);
                }
                divCnt++;
                CurrDiv = Divs[divCnt];
            }
        }
    }
}

//Get Ad Dart Number
var randDARTNumber = 0;

function genSetRandDARTNumber() {
    randDARTNumber = Math.round(Math.random() * 1000000000000);
}
genSetRandDARTNumber();

/* </pre> */


/****
     China Area has GFW abandon foreign sites (include Google).
     As a result, the Google Adsense will not been displayed when China visitor browse it.
     However, keeping trying to connect Google server takes lots of time, which result in EXTREME much time in loading the Ads.
     So I use this hack hope to improve speed for Chinese visitors.
****/
/* if(navigator && navigator.language.search("zh") !== -1)
    $(".adsbygoogle").css({"display": "none"});
*/

/****************************** Common Gradient ******************************/
$(function() {
    var rainbowList = $('table > tbody > tr[style*=rainbow]');
    var headerList = $('table > tbody > tr').has('> th').filter(function() {
        return $(this).children('td').length == 0;
    }).filter(function() {
        return $.inArray(this, rainbowList) == -1;
    }).children('th');
    headerList.each(function() {
        var bgc = $(this).css('background-color');
        if (bgc != 'rgba(0, 0, 0, 0)' && bgc != 'transparent') { /* Chrome & FF transparent hack */
            $(this).css('background-image', 'linear-gradient(to bottom, #eee, ' + bgc + ')');
        }
    });
    rainbowList.css({
        'backgroundColor': 'orange'
    });
    /*
        $('table.odd-stripe > tbody > tr:has(td):').css('background-color', function(){
            return $(this).parent().parent().css('background-color');
        });
        $('table.odd-strip').css('background-color', 'transparent');
    */
});

/**** Persist Header H2 ****/