MediaWiki:Common.js

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

function insertTagsTo_(tagOpen, tagClose, sampleText, outputid) {
    var txtarea = document.getElementById(outputid);
    if (!txtarea)
        return;

    // IE
    if (document.selection) {
        var theSelection = document.selection.createRange().text;
        if (!theSelection)
            theSelection=sampleText;
        txtarea.focus();
        if (theSelection.charAt(theSelection.length - 1) == " ") { // exclude ending space char, if any
            theSelection = theSelection.substring(0, theSelection.length - 1);
            document.selection.createRange().text = tagOpen + theSelection + tagClose + " ";
        } else {
            document.selection.createRange().text = tagOpen + theSelection + tagClose;
        }

    // Mozilla
    } else if(txtarea.selectionStart || txtarea.selectionStart == '0') {
        var replaced = false;
        var startPos = txtarea.selectionStart;
        var endPos = txtarea.selectionEnd;
        if (endPos-startPos)
            replaced = true;
        var scrollTop = txtarea.scrollTop;
        var myText = (txtarea.value).substring(startPos, endPos);
        if (!myText)
            myText=sampleText;
        if (myText.charAt(myText.length - 1) == " ") { // exclude ending space char, if any
            subst = tagOpen + myText.substring(0, (myText.length - 1)) + tagClose + " ";
        } else {
            subst = tagOpen + myText + tagClose;
        }
        txtarea.value = txtarea.value.substring(0, startPos) + subst +
            txtarea.value.substring(endPos, txtarea.value.length);
        txtarea.focus();
        //set new selection
        if (replaced) {
            var cPos = startPos+(tagOpen.length+myText.length+tagClose.length);
            txtarea.selectionStart = cPos;
            txtarea.selectionEnd = cPos;
        } else {
            txtarea.selectionStart = startPos+tagOpen.length;
            txtarea.selectionEnd = startPos+tagOpen.length+myText.length;
        }
        txtarea.scrollTop = scrollTop;
    }
    // reposition cursor if possible
    if (txtarea.createTextRange)
        txtarea.caretPos = document.selection.createRange().duplicate();
}

/**
 * Autotekst in uploadpagina voor bestanden
 *
 * Script voor Speciaal:Uploaden
 * Maintainers: [[:commons:User:Yonidebest]], [[:commons:User:Dschwen]]
 */
if (mw.config.get('wgCanonicalSpecialPageName') == 'Upload') {
 mw.loader.load( '/w/index.php?title=MediaWiki:Upload.js&action=raw&ctype=text/javascript' );

}


/** Collapsible tables *********************************************************
 *
 *  Description: Allows tables to be collapsed, showing only the header. See
 *               [[Wikipedia:NavFrame]].
 *  Maintainers: [[User:R. Koot]]
 */

var autoCollapse = 2;
var collapseCaption = 'versteek';
var expandCaption = 'wys';

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 = {};
    var Tables = document.getElementsByTagName( 'table' );

    for ( var 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', "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 ( $( NavigationBoxes[i] ).hasClass( 'collapsed' ) || ( tableIndex >= autoCollapse && $( NavigationBoxes[i] ).hasClass( 'autocollapse' ) ) ) {
            collapseTable( i );
        }
        else if ( $( NavigationBoxes[i] ).hasClass( 'innercollapse' ) ) {
            var element = NavigationBoxes[i];
            while (element = element.parentNode) {
                if ( $( element ).hasClass( 'outercollapse' ) ) {
                    collapseTable ( i );
                    break;
                }
            }
        }
    }
}

$( createCollapseButtons );

/* ==Visibility toggling== */
var VisibilityToggles = window.VisibilityToggles = {
	// toggles[category] = [[show, hide],...]; statuses[category] = [true, false,...]; buttons = <li>
	toggles: {},
	statuses: {},
	buttons: null,
	
	// Add a new toggle, adds a Show/Hide category button in the toolbar,
	// and will call show_function and hide_function once on register, and every alternate click.
	register: function (category, show_function, hide_function) {
		var id = 0;
		if (!this.toggles[category]) {
			this.toggles[category] = [];
			this.statuses[category] = [];
		} else {
			id = this.toggles[category].length;
		}
		this.toggles[category].push([show_function, hide_function]);
		this.statuses[category].push(this.currentStatus(category));
		this.addGlobalToggle(category);
		
		(this.statuses[category][id] ? show_function : hide_function)();
		
		return function () {
			var statuses = VisibilityToggles.statuses[category];
			statuses[id] = !statuses[id];
			VisibilityToggles.checkGlobalToggle(category);
			return (statuses[id] ? show_function : hide_function)();
		};
	},
	
	// Add a new global toggle to the side bar
	addGlobalToggle: function (category) {
		if (document.getElementById('p-visibility-' + category))
			return;
		if (this.buttons === null) {
			this.buttons = $('<ul>');
			var collapsed = mw.cookie.get("vector-nav-p-visibility") === "false",
				toolbox = $('<div>', {
						'class': "portal portlet " + (collapsed ? "collapsed" : "expanded"),
						'id': 'p-visibility'
					})
					.append($('<h3>Visibility</h3>'))
					.append($('<div>').addClass("pBody body").css("display", "block")
							.append(this.buttons));
			var sidebar = document.getElementById('mw-panel') || document.getElementById('column-one');
			var insert = document.getElementById('p-lang') || document.getElementById('p-feedback');
			if (insert)
				$(insert).before(toolbox);
			else
				$(sidebar).appendChild(toolbox);
		}
		var status = this.currentStatus(category);
		var newToggle = $('<li>').append($('<a>', {
				id: 'p-visibility-' + category,
				style: 'cursor: pointer',
		href: '#visibility-' + category}).on("click", function (e) {
					VisibilityToggles.toggleGlobal(category);
					if (e && e.preventDefault)
						e.preventDefault();
					else
						window.event.returnValue = false;
					return false;
				}).text((status ? 'Hide ' : 'Show ') + category));
		
		this.buttons.children().filter(function(i, elem) {
			return elem.id < newToggle.id;
		}).first().before(newToggle);

		this.buttons.append(newToggle);
	},
	
	// Update the toggle-all buttons when all things are toggled one way
	checkGlobalToggle: function (category) {
		var statuses = this.statuses[category];
		var status = statuses[0];
		for (var i = 1; i < statuses.length; i++) {
			if (status != statuses[i])
				return;
		}
		document.getElementById('p-visibility-' + category).innerHTML = (status ? 'Hide ' : 'Show ') + category;
	},
	
	// Toggle all un-toggled elements when the global button is clicked
	toggleGlobal: function (category) {
		var status = document.getElementById('p-visibility-' + category).innerHTML.indexOf('Show ') === 0;
		for (var i = 0; i < this.toggles[category].length; i++) {
			if (this.statuses[category][i] != status) {
				this.toggles[category][i][status ? 0 : 1]();
				this.statuses[category][i] = status;
			}
		}
		document.getElementById('p-visibility-' + category).innerHTML = (status ? 'Hide ' : 'Show ') + category;
		var current = mw.cookie.get('Visibility');
		if (!current)
			current = ";";
		current = current.replace(';' + category + ';', ';');
		if (status)
			current = current + category + ";";
		mw.cookie.set('Visibility', current);
	},
	
	currentStatus: function (category) {
		if (location.hash.toLowerCase().split('_')[0] == '#' + category.toLowerCase())
			return true;
		if (location.href.search(/[?](.*&)?hidecats=/) > 0) {
			var hidecats = location.href;
			hidecats = hidecats.replace(/^[^?]+[?]((?!hidecats=)[^&]*&)*hidecats=/, '');
			hidecats = hidecats.replace(/&.*/, '');
			hidecats = hidecats.split(',');
			for (var i = 0; i < hidecats.length; ++i)
				if (hidecats[i] == category || hidecats[i] == 'all')
					return false;
				else if (hidecats[i] == '!' + category || hidecats[i] == 'none')
					return true;
		}
		if (mw.cookie.get('WiktionaryPreferencesShowNav') == 'true')
			return true;
		if ((mw.cookie.get('Visibility') || "").indexOf(';' + category + ';') >= 0)
			return true;
		// TODO check category-specific cookies
		return false;
	}
};

/* == NavBars == */
var NavigationBarHide = 'versteek ▲';
var NavigationBarShow = 'wys ▼';

function NavToggleCategory(navFrame) {
	if ($(navFrame).find('table').first().is(".translations"))
		return "translations";
	
	var heading = navFrame.previousSibling;
	while (heading) {
		if (/[hH][4-6]/.test(heading.nodeName)) {
			if (heading.getElementsByTagName('span')[1])
				heading = heading.getElementsByTagName('span')[0];
			return jQuery(heading).text().toLowerCase()
			// jQuery's .text() is inconsistent about whitespace:
				.replace(/^\s+|\s+$/g, '').replace(/\s+/g, ' ')
				// remove numbers added by the "Auto-number headings" pref:
				.replace(/^[1-9][0-9.]+ ?/, '');
		} else if (/[hH][1-3]/.test(heading.nodeName))
			break;
		heading = heading.previousSibling;
	}
	return "other boxes";
}

function createNavToggle(navFrame) {
	var navHead, navContent;
	for (var j = 0; j < navFrame.childNodes.length; j++) {
		var div = navFrame.childNodes[j];
		if (/(^|[^a-zA-Z0-9_\-])NavHead(?![a-zA-Z0-9_\-])/.test(div.className))
			navHead = div;
		if (/(^|[^a-zA-Z0-9_\-])NavContent(?![a-zA-Z0-9_\-])/.test(div.className))
			navContent = div;
	}
	if (!navHead || !navContent)
		return;
	// Step 1, don't react when a subitem is clicked.
	$(navHead).find("a").on("click", function (e) {
		if (e && e.stopPropagation)
			e.stopPropagation();
		else
			window.event.cancelBubble = true;
	});
			
	// Step 2, toggle visibility when bar is clicked.
	// NOTE This function was chosen due to some funny behaviour in Safari.
	var $navToggle = $('<a>');
	
	$('<span>').addClass('NavToggle')
		.append($navToggle)
		.prependTo(navHead);
	
	navHead.style.cursor = "pointer";
	navHead.onclick = VisibilityToggles.register(NavToggleCategory(navFrame),
		function show() {
			$navToggle.html(NavigationBarHide);
			if (navContent)
				navContent.style.display = "block";
		},
		function hide() {
			$navToggle.html(NavigationBarShow);
			if (navContent)
				navContent.style.display = "none";
		});
}

/* == Apply functions defined above == */
$.when($.ready, mw.loader.using('mediawiki.cookie')).done(function(){
	//NavToggles
	var divs = jQuery(".NavFrame");
	for (var i = 0; i < divs.length; i++) {
		// XXX: some templates use a class of NavFrame for the style, but for legacy reasons, are not NavFrames
		// if (divs[i].className == "NavFrame") {
		createNavToggle(divs[i]);
		// }
	}
});

/**
 * Small search keyboard
 *
 * Author: Maciej Jaros [[:pl:User:Nux]]
 * Licence: CC-BY or [http://opensource.org/licenses/gpl-license.php GNU General Public License v2]
 */
if (mw.config.get( 'wgCanonicalSpecialPageName' ) == 'Search'){
    $(addSearchKeyboards);
}

function addSearchKeyboards() {

    if (document.forms.search)
        addSearchKeyboard(document.forms.search);

    if (document.forms.powersearch)
        addSearchKeyboard(document.forms.powersearch);

}

function addSearchKeyboard(searchForm) {
    var searchBoxId = 'lsearchbox';
    if (!searchForm.lsearchbox) {
        if (searchForm.search.id === '') {
            searchBoxId = searchForm.name + 'box';
            searchForm.search.id = searchBoxId;
        } else
            searchBoxId = searchForm.search.id;
    }

    var letters = ['ä', 'å', 'ç', 'è', 'é', 'ë', 'ê', 'ì', 'í', 'ï', 'î', 'ò', 'ó', 'ö', 'ô', 'ß', 'ü', 'û'];
    var html = "Sleutelbord: ";
    for (var i = 0; i < letters.length; i++) {
        html += "<a onclick=\"insertTagsTo_('" + letters[i] + "','','','" + searchBoxId + "');return false\" href=\"#\">" + letters[i] + "</a>";
    }

    var newEl = document.createElement('div');
    newEl.className = 'search_keyboard';
    newEl.innerHTML = html;
    newEl.style.cssText = 'width:50%; font-size:small; font-weight: bold';
    document.getElementById(searchBoxId).parentNode.appendChild(newEl);
}

/** Change Special:Search to use a drop-down menu
 *
 *  Description: Dodaje do strony Special:Search menu selectbox
 *               pozwalające na wybór wyszukiwarki
 *  Created by: [[en:User:Gracenotes]] Updated by [[fr:User:Pmartin]]
 */

if ( mw.config.get( 'wgCanonicalSpecialPageName' ) == 'Search' ) {
    var searchEngines = {
      mediawiki: {
        ShortName: 'MediaWiki Soek',
        Template: "/w/index.php?search={searchTerms}"
      },
      google: {
        ShortName: 'Google',
        Template: "https://www.google.com/search?hl=" + mw.config.get( 'wgUserLanguage' ) + "&q={searchTerms}&as_sitesearch=" + encodeURIComponent( mw.config.get( 'wgServerName' ) )
      },
      wlive: {
        ShortName: 'Bing',
        Template: "https://www.bing.com/search?q={searchTerms}&q1=site:" + encodeURIComponent( mw.config.get( 'wgServerName' ) )
      },

      wikiwix: {
        ShortName: 'Wikiwix',
        Template: "http://www.wikiwix.com/index.php?action={searchTerms}&lang=" + mw.config.get( 'wgContentLanguage' )
      }

    };
    $(externalSearchEngines);
}


function externalSearchEngines() {
  if (typeof SpecialSearchEnhanced2Disabled != 'undefined') return;


  var mainNode = document.getElementById('powersearch');
  if (!mainNode) mainNode = document.getElementById('search');
  if (!mainNode) return;

  var beforeNode = document.getElementById("mw-search-top-table");
  if (!beforeNode) return;
  beforeNode = beforeNode.nextSibling;
  if (!beforeNode) return;

  var firstEngine = 'mediawiki';

  var choices = document.createElement('div');
  choices.setAttribute('id','searchengineChoices');
  choices.style.textAlign = 'center';

  var lsearchbox = document.getElementById('searchText');
  var initValue = lsearchbox.value;

  var space = "";

  for (var id in searchEngines) {
    var engine = searchEngines[id];
if(engine.ShortName)
   {
    if (space) choices.appendChild(space);
    space = document.createTextNode(" ");

    var attr = {
      type: 'radio',
      name: 'searchengineselect',
      value: id,
      onFocus: "changeSearchEngine(this.value)",
      id: "searchengineRadio-"+id
    };

    var html = "<input";
    for (var a in attr) html += " " + a + "='" + attr[a] + "'";
    html += " />";
    var span = document.createElement('span');
    span.innerHTML = html;

    choices.appendChild( span );
    var label;
    if (engine.Template.indexOf('http') === 0) {
      label = document.createElement('a');
      label.href = engine.Template.replace("{searchTerms}", initValue).replace("{language}", 'fr');
    } else {
      label = document.createElement('label');
    }

    label.appendChild( document.createTextNode( engine.ShortName ) );
    choices.appendChild( label );
  }
 }
  mainNode.insertBefore(choices, beforeNode);

  var input = document.createElement('input');
  input.id = 'searchengineextraparam';
  input.type = 'hidden';

  mainNode.insertBefore(input, beforeNode);

  changeSearchEngine(firstEngine, initValue);
}

function changeSearchEngine(selectedId, searchTerms) {

  var currentId = document.getElementById('searchengineChoices').currentChoice;
  if (selectedId == currentId) return;

  document.getElementById('searchengineChoices').currentChoice = selectedId;
  var radio = document.getElementById('searchengineRadio-'  + selectedId);
  radio.checked = 'checked';

  var engine = searchEngines[selectedId];
  var p = engine.Template.indexOf('?');
  var params = engine.Template.substr(p+1);

  var form;
  if (document.forms.search) {
    form = document.forms.search;
  } else {
    form = document.getElementById('powersearch');
  }
  form.setAttribute('action', engine.Template.substr(0,p));

  var l = ("" + params).split("&");
  for (var idx = 0;idx < l.length;idx++) {
    var p = l[idx].split("=");
    var pValue = p[1];

    if (pValue == "{language}") {
    } else if (pValue == "{searchTerms}") {
      var input;
      input = document.getElementById('searchText');

      input.name = p[0];
    } else {
      var input = document.getElementById('searchengineextraparam');

      input.name = p[0];
      input.value = pValue;
    }
  }
}


/*
Plasing van [wysig]-skakel
--------------------------
Correction des titres qui s'affichent mal en raison de limitations dues à MediaWiki.

Copyright 2006, Marc Mongenet. Licence GPL et GFDL.

The function looks for <span class="editsection">, and move them
at the end of their parent and display them inline in small font.
var oldEditsectionLinks=true disables the function.
*/
function setModifySectionStyle() {
  try {
    if ( !(typeof oldEditsectionLinks == 'undefined' || oldEditsectionLinks === false) ){
     return;
    }
    mw.util.addCSS( 'span.editsection { font-size: xx-small; font-weight: normal; float: none;  }' );
    var spans = document.getElementsByTagName( 'span' ), s;
    for ( s = 0; s < spans.length; ++s ) {
      var span = spans[s];
      if ( span.className == 'editsection' ) {
        span.parentNode.appendChild( document.createTextNode(' ') );
        span.parentNode.appendChild( span );
      }
    }
  } catch (e) { /* something went wrong */ }
}
$(setModifySectionStyle);


/**
 * Interwiki links to featured articles ***************************************
 *
 * Description: Highlights interwiki links to featured articles (or
 *              equivalents) by changing the bullet before the interwiki link
 *              into a star.
 * Maintainers: [[User:R. Koot]]
 */
function LinkFA() {
    if ( document.getElementById( 'p-lang' ) ) {
        var InterwikiLinks = document.getElementById( 'p-lang' ).getElementsByTagName( 'li' );

        for ( var i = 0; i < InterwikiLinks.length; i++ ) {
            var className = InterwikiLinks[i].className.match(/interwiki-[-\w]+/);
            if ( document.getElementById( className + '-fa' ) && InterwikiLinks[i].className.indexOf( 'badge-featuredarticle' ) === -1 ) {
                InterwikiLinks[i].className += ' FA';
                InterwikiLinks[i].title = 'Hierdie is ’n voorbladartikel in ’n ander taal.';
            } else if ( document.getElementById( className + '-ga' ) && InterwikiLinks[i].className.indexOf( 'badge-goodarticle' ) === -1 ) {
                InterwikiLinks[i].className += ' GA';
                InterwikiLinks[i].title = 'Hierdie is ’n goeie artikel in ’n ander taal.';
            }
        }
    }
}

mw.hook( 'wikipage.content' ).add( LinkFA );


/**
 * WikiMiniAtlas is a popup click and drag world map.
 * See [[meta:WikiMiniAtlas]] for more information. 
 * Maintainers: [[w:User:Dschwen]]
 */
mw.loader.load('//meta.wikimedia.org/w/index.php?title=MediaWiki:Wikiminiatlas.js&action=raw&ctype=text/javascript');