MediaWiki:Common.js

/**
 * Collapsible tables *********************************************************
 *
 * Description: Allows tables to be collapsed, showing only the header. See
 *              [[Wikipedia:NavFrame]].
 * Maintainers: [[User:R. Koot]]
 */
 
window.autoCollapse = 2;
window.collapseCaption = "隠す";
window.expandCaption = "表示";
 
window.collapseTable = function ( tableIndex ) {
    var Button = document.getElementById( 'collapseButton' + tableIndex );
    var Table = document.getElementById( 'collapsibleTable' + tableIndex );
 
    if ( !Table || !Button ) {
        return false;
    }
 
    var Rows = Table.rows;
    var i;
 
    if ( Button.firstChild.data === collapseCaption ) {
        for ( i = 1; i < Rows.length; i++ ) {
            Rows[i].style.display = 'none';
        }
        Button.firstChild.data = expandCaption;
    } else {
        for ( i = 1; i < Rows.length; i++ ) {
            Rows[i].style.display = Rows[0].style.display;
        }
        Button.firstChild.data = collapseCaption;
    }
};
 
window.createCollapseButtons = function() {
    var tableIndex = 0;
    var NavigationBoxes = {};
    var Tables = document.getElementsByTagName( 'table' );
    var i;
 
    function handleButtonLink( index, e ) {
        window.collapseTable( index );
        e.preventDefault();
    }
 
    for ( i = 0; i < Tables.length; i++ ) {
        if ( $( Tables[i] ).hasClass( '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', '#' );
            $( ButtonLink ).on( 'click', $.proxy( handleButtonLink, ButtonLink, tableIndex ) );
            ButtonLink.appendChild( ButtonText );
 
            Button.appendChild( document.createTextNode( '[' ) );
            Button.appendChild( ButtonLink );
            Button.appendChild( document.createTextNode( ']' ) );
 
            Header.insertBefore( Button, Header.firstChild );
            tableIndex++;
        }
    }
 
    for ( i = 0;  i < tableIndex; i++ ) {
        if ( $( NavigationBoxes[i] ).hasClass( 'collapsed' ) || ( tableIndex >= autoCollapse && $( NavigationBoxes[i] ).hasClass( 'autocollapse' ) ) ) {
            window.collapseTable( i );
        } 
        else if ( $( NavigationBoxes[i] ).hasClass ( 'innercollapse' ) ) {
            var element = NavigationBoxes[i];
            while ((element = element.parentNode)) {
                if ( $( element ).hasClass( 'outercollapse' ) ) {
                    window.collapseTable ( i );
                    break;
                }
            }
        }
    }
};
 
mw.hook( 'wikipage.content' ).add( createCollapseButtons );
 
 /** Dynamic Navigation Bars (experimental) *************************************
  *
  *  Description: See [[Wikipedia:NavFrame]].
  *  Maintainers: UNMAINTAINED
  */
 
  // set up the words in your language
  window.NavigationBarHide = '[' + collapseCaption + ']';
  window.NavigationBarShow = '[' + expandCaption + ']';
 
  // set up max count of Navigation Bars on page,
  // if there are more, all will be hidden
  window.NavigationBarShowDefault = 0; // all bars will be hidden
  // NavigationBarShowDefault = 1; // on pages with more than 1 bar all bars will be hidden
  //var NavigationBarShowDefault = autoCollapse;
 
 
  // shows and hides content and picture (if available) of navigation bars
  // Parameters:
  //     indexNavigationBar: the index of navigation bar to be toggled
  window.toggleNavigationBar = function(indexNavigationBar)
  {
     var NavToggle = document.getElementById("NavToggle" + indexNavigationBar);
     var NavFrame = document.getElementById("NavFrame" + indexNavigationBar);
 
     if (!NavFrame || !NavToggle) {
         return false;
     }
 
     // if shown now
     if (NavToggle.firstChild.data == NavigationBarHide) {
         for (
                 var NavChild = NavFrame.firstChild;
                 NavChild != null;
                 NavChild = NavChild.nextSibling
             ) {
             if ( hasClass( NavChild, 'NavPic' ) ) {
                 NavChild.style.display = 'none';
             }
             if ( hasClass( NavChild, 'NavContent') ) {
                 NavChild.style.display = 'none';
             }
         }
     NavToggle.firstChild.data = NavigationBarShow;
 
     // if hidden now
     } else if (NavToggle.firstChild.data == NavigationBarShow) {
         for (
                 var NavChild = NavFrame.firstChild;
                 NavChild != null;
                 NavChild = NavChild.nextSibling
             ) {
             if (hasClass(NavChild, 'NavPic')) {
                 NavChild.style.display = 'block';
             }
             if (hasClass(NavChild, 'NavContent')) {
                 NavChild.style.display = 'block';
             }
         }
     NavToggle.firstChild.data = NavigationBarHide;
     }
  };
 
  // adds show/hide-button to navigation bars
  window.createNavigationBarToggleButton = function()
  {
     var indexNavigationBar = 0;
     // iterate over all < div >-elements 
     var divs = document.getElementsByTagName("div");
     for(
             var i=0; 
             NavFrame = divs[i]; 
             i++
         ) {
         // if found a navigation bar
         if (hasClass(NavFrame, "NavFrame")) {
 
             indexNavigationBar++;
             var NavToggle = document.createElement("a");
             NavToggle.className = 'NavToggle';
             NavToggle.setAttribute('id', 'NavToggle' + indexNavigationBar);
             NavToggle.setAttribute('href', 'javascript:toggleNavigationBar(' + indexNavigationBar + ');');
 
             var NavToggleText = document.createTextNode(NavigationBarHide);
             NavToggle.appendChild(NavToggleText);
             // Find the NavHead and attach the toggle link (Must be this complicated because Moz's firstChild handling is borked)
             for(
               var j=0; 
               j < NavFrame.childNodes.length; 
               j++
             ) {
               if (hasClass(NavFrame.childNodes[j], "NavHead")) {
                 NavFrame.childNodes[j].appendChild(NavToggle);
               }
             }
             NavFrame.setAttribute('id', 'NavFrame' + indexNavigationBar);
         }
     }
     // if more Navigation Bars found than Default: hide all
     if (NavigationBarShowDefault < indexNavigationBar) {
         for(
                 var i=1; 
                 i<=indexNavigationBar; 
                 i++
         ) {
             toggleNavigationBar(i);
         }
     }
 
  };
 
  $( createNavigationBarToggleButton );