MediaWiki:Common.js

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

// --------------------------------------------------------
// addSubpages
// adds a 'subpages' link to the toolbox bar (excludes File, MediaWiki and Category namespaces)
// --------------------------------------------------------
addOnloadHook(function () {
  var NSWithoutSubpages = new Array(-1, 6, 8, 14);
  if (document.getElementById('p-tb') && NSWithoutSubpages.indexOf(wgNamespaceNumber) == -1)
    {
    var linkSubpages = '/Special:PrefixIndex/' + wgPageName + '/';
    addPortletLink('p-tb', linkSubpages, 'Subpages', 't-subpages', 'Subpages of this page');
    }
});
// --------------------------------------------------------
// 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 );