MediaWiki:Common.js

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/* Any JavaScript here will be loaded for all users on every page load. */

/* Test if an element has a certain class **************************************
  *
  * Description: Uses regular expressions and caching for better performance.
  * Maintainers: [[User:Mike Dillon]], [[User:R. Koot]], [[User:SG]]
  */
 
var hasClass = (function () {
var reCache = {};
   return function (element, className) {
       return (reCache[className] ? reCache[className] : (reCache[className] = new RegExp("(?:\\s|^)" + className + "(?:\\s|$)"))).test(element.className);
     };
})();

 
    /** 
        Toggles the display of elements on a page 
        Author/contact: Austin Che http://openwetware.org/wiki/User:Austin
     */
 
// indexed array of toggler ids to array of associated toggle operations
// each operation is a two element array, the first being the type, the second a class name or array of elements
// operation types are strings like "_reset" or "" for the default toggle operation

var togglers = new Array(); 
var allClasses = new Object(); // associative map of class names to page elements
 
function toggler(id)
{
    var toBeToggled = togglers[id];
    if (!toBeToggled)
        return;
 
    // if some element is in list more than once, it will be toggled multiple times
    for (var i = 0; i < toBeToggled.length; i++)
    {
        // get array of elements to operate on
        var toggles = toBeToggled1;
        if (typeof(toggles) == "string")
        {
            if (toggles.charAt(0) == '-')
            {
                // treat as an element ID, not as class
                toggles = document.getElementById(toggles.substring(1));
                if (toggles)
                    toggles = new Array(toggles);
            }
            else
                toggles = allClasses[toggles];
        }
        if (!toggles || !toggles.length)
            continue;
 
        var op = toBeToggled0; // what the operation will be
 
        switch (op)
        {
            case "_reset":
                for (var j in toggles)
                    toggles[j].style.display = toggles[j]._toggle_original_display;
                break;
            case "_show":
                for (var j in toggles)
                    toggles[j].style.display = '';
                break;
            case "_hide":
                for (var j in toggles)
                    toggles[j].style.display = 'none';
                break;
            case "":
            default:
                // Toggle
                for (var j in toggles)
                    toggles[j].style.display = ((toggles[j].style.display == 'none') ? '' : 'none');
                break;
        }
    }
}
 
function createTogglerLink(toggler, id)
{
    var toggle = document.createElement("a");
    toggle.className = 'toggler-link';
    toggle.setAttribute('id', 'toggler' + id);
    toggle.setAttribute('href', 'javascript:toggler("' + id + '");');
    var child = toggler.firstChild;
    toggler.removeChild(child);
    toggle.appendChild(child);
    toggler.insertBefore(toggle, toggler.firstChild);
}
 
function toggleInit()
{
    var togglerElems = new Array();
    var toggleGroup = new Array();
 
    // make list of all document classes
    var elems = document.getElementsByTagName("*");
    var numelems = elems.length;
    for (var i = 0; i < elems.length; i++)
    {
        var elem = elems[i];
        if (!elem.className)
            continue;
 
        elem._toggle_original_display = elem.style.display;
        var togglerID = -1;
        var elemClasses = elem.className.split(' '); // get list of classes
        for (var j = 0; j < elemClasses.length; j++)
        {
            var elemClass = elemClasses[j];
            if (! allClasses[elemClass])
                allClasses[elemClass] = new Array();
            allClasses[elemClass].push(elem);
 
            // all the special classes begin with _toggle
            if (elemClass.substring(0, 7) != "_toggle")
                continue;
 
            if (elemClass == "_togglegroup")
                toggleGroup = new Array();
            else if (elemClass == "_toggle")
                toggleGroup.push(elem);
            else if (elemClass.substring(0, 12) == "_toggle_init")
            {
                // set initial value for display (ignore the original CSS set value)
                // understands _toggle_initshow and _toggle_inithide
                var disp = elemClass.substring(12);
                if (disp == "show")
                    elem.style.display = '';
                else if (disp == "hide")
                    elem.style.display = 'none';
                elem._toggle_original_display = disp;
            }
            else if (elemClass.substring(0, 8) == "_toggler")
            {
                if (togglerID == -1)
                {
                    togglerID = togglers.length;
                    togglers[togglerID] = new Array();
                    togglerElems[togglerID] = elem;
                }
 
                // all classes are of form _toggler_op-CLASS
                // figure out what class we're toggling
                // if none is specified, then we use the current toggle group
                var toBeToggled;
                var hyphen = elemClass.indexOf('-');
                if (hyphen != -1)
                    toBeToggled = elemClass.substring(hyphen+1);
                else
                {
                    toBeToggled = toggleGroup;
                    hyphen = elemClass.length;
                }
 
                var op = elemClass.substring(8, hyphen);
                togglers[togglerID].push(new Array(op, toBeToggled));
            }
        }
    }
 
    // add javascript links to all toggler elements
    for (var i = 0; i < togglerElems.length; i++)
        createTogglerLink(togglerElems[i], i);
}

addOnloadHook(toggleInit);

/** Collapsible tables 
*
*  Description: Allows tables to be collapsed, showing only the header. See
*               [[Wikipedia:NavFrame]].
*  Maintainers: [[User:R. Koot]]
*/
 
var autoCollapse = 2;
var collapseCaption = "hide";
var expandCaption = "show";
 
function collapseTable( tableIndex )
{
var Button = document.getElementById( "collapseButton" + tableIndex );
var Table = document.getElementById( "collapsibleTable" + tableIndex );
 
if ( !Table || !Button ) {
return false;
}
 
var Rows = Table.rows;
 
if ( Button.firstChild.data == collapseCaption ) {
for ( var i = 1; i < Rows.length; i++ ) {
Rows[i].style.display = "none";
}
Button.firstChild.data = expandCaption;
} else {
for ( var i = 1; i < Rows.length; i++ ) {
Rows[i].style.display = Rows[0].style.display;
}
Button.firstChild.data = collapseCaption;
}
}
 
function createCollapseButtons()
{
var tableIndex = 0;
var NavigationBoxes = new Object();
var Tables = document.getElementsByTagName( "table" );
 
for ( var i = 0; i < Tables.length; i++ ) {
if ( hasClass( Tables[i], "collapsible" ) ) {
 
/* only add button and increment count if there is a header row to work with */
var HeaderRow = Tables[i].getElementsByTagName( "tr" )[0];
if (!HeaderRow) continue;
var Header = HeaderRow.getElementsByTagName( "th" )[0];
if (!Header) continue;
 
NavigationBoxes[ tableIndex ] = Tables[i];
Tables[i].setAttribute( "id", "collapsibleTable" + tableIndex );
 
var Button     = document.createElement( "span" );
var ButtonLink = document.createElement( "a" );
var ButtonText = document.createTextNode( collapseCaption );
 
Button.style.styleFloat = "right";
Button.style.cssFloat = "right";
Button.style.fontWeight = "normal";
Button.style.textAlign = "right";
Button.style.width = "6em";
 
ButtonLink.style.color = Header.style.color;
ButtonLink.setAttribute( "id", "collapseButton" + tableIndex );
ButtonLink.setAttribute( "href", "javascript:collapseTable(" + tableIndex + ");" );
ButtonLink.appendChild( ButtonText );
 
Button.appendChild( document.createTextNode( "(" ) );
Button.appendChild( ButtonLink );
Button.appendChild( document.createTextNode( ")" ) );
 
Header.insertBefore( Button, Header.childNodes[0] );
tableIndex++;
}
}
 
for ( var i = 0;  i < tableIndex; i++ ) {
if ( hasClass( NavigationBoxes[i], "collapsed" ) || ( tableIndex >= autoCollapse && hasClass( NavigationBoxes[i], "autocollapse" ) ) )
{
collapseTable( i );
}
}
}
 
addOnloadHook( createCollapseButtons );

$j( document
).ready( 
function print_mailtoform_protected(frm, lhs, rhs)
{
  frm.action= 'mailto:' + lhs + '@' + rhs + '<' + lhs + '@' + rhs + '>';
  return true;
}

function print_mailto_protected(lhs, rhs)
{
  document.write("<A HREF=\"mailto");
  document.write(":" + lhs + "@");
  document.write(rhs + "\">");
}

function print_mail_protected(lhs, rhs)
{
  document.write( lhs + "@" + rhs);
}

function print_mail_to_link(lhs, rhs)
{
  document.write("<A HREF=\"mailto");
  document.write(":" + lhs + "@");
  document.write(rhs + "\">" + lhs + "@" + rhs + "<\/a>");
}
);
 
//