MediaWiki:Common.js

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/* Test if an element has a certain class **************************************
 *
 * Description: Uses regular expressions and caching for better performance.
 * Dependecy for collapsible tables.
 * 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);
    };
})();

// Minor missing function
// From wikibits.js
// modified by Clizard to add test wrapper
if (typeof window.killEvt !== "function") {
window.killEvt = function( evt ) {
  evt = evt || window.event || window.Event; // W3C, IE, Netscape
  if ( typeof ( evt.preventDefault ) != 'undefined' ) {
    evt.preventDefault(); // Don't follow the link
    evt.stopPropagation();
  } else {
    evt.cancelBubble = true; // IE
  }
    return false; // Don't follow the link (IE)
};
}
 


/** Collapsible tables *********************************************************
 *
 *  Description: Allows tables to be collapsed, showing only the header. See
 *               [[Wikipedia:NavFrame]].
 *  Maintainers: [[User:R. Koot]]
 *
 *  Source: see wikipedia
 */
 
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.className = "collapseButton";  //Styles are declared in Common.css
 
            ButtonLink.style.color = Header.style.color;
            ButtonLink.setAttribute( "id", "collapseButton" + tableIndex );


            ButtonLink.setAttribute( "href", "Javascript:collapseTable(" + tableIndex + ");" );
            // Hack, Clizard, 07/11/10 because handler wasn't registering.
            
            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 );
        } 
        else if ( hasClass( NavigationBoxes[i], "innercollapse" ) ) {
            var element = NavigationBoxes[i];
            while (element = element.parentNode) {
                if ( hasClass( element, "outercollapse" ) ) {
                    collapseTable ( i );
                    break;
                }
            }
        }
    }
}
 
addOnloadHook( createCollapseButtons );

//*****************************************
// BRGSWiki Form Highlighter Extension
// (Work in Progress)
// Copyright (c) 2010 David Bewicke
// License:
// http://creativecommons.org/licenses/MIT/
// ****************************************
/*global document*/
/* // removed

// References to primitives
function Ref(mx) {
      return { deref: mx };
}

function bwxHighlightForm() {

      var m = {};
      m.rg_form_pattern = /(\s)([0-9]{2}[BRGSNW])/g; // e.g. <strong>06N</strong>

      // Get content html element where page text really goes
      function content_element() {
            return document.getElementById('content') || null;
      }

      // Returns string of #content innerHTML
      // f_content_found is reference to a flag indicating whether
      // or not we succeeded.
      function find_body_content(f_content_found) {
            var content = content_element();
            var str_inner_html = "";
            if (content) {
                  str_inner_html = content.innerHTML;
            }

            f_content_found.deref = str_inner_html !== "";

            return str_inner_html;
      }

      // Set #content innerHTML to given str value if possible
      function set_body_content(str_new_content) {
            var content = content_element();
            if (content !== null) {
                  content.innerHTML = str_new_content;		
            }
      }

      // Replace all instances in #content of form identifier with
      // <strong> version!
      function replace_form_identifiers() {
            var f_found = Ref(false);
            var str_content = find_body_content(f_found);
            if (!f_found.deref) {
                  return;		
            }

            str_content = str_content.replace(m.rg_form_pattern, "$1<strong>$2</strong>");
            set_body_content(str_content);
      }

      replace_form_identifiers();
}

addOnloadHook(bwxHighlightForm);
//  End BRGSWiki extension ****************
*/