Difference between revisions of "MediaWiki:Common.js"

Revision as of 02:26, 31 May 2008

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

/*<source lang="javascript">*/

/* per http://www.mediawiki.org/wiki/Manual:Force_preview */
function forcePreview() {
  if (wgUserGroups == "sysop" || wgAction != "edit") return;
  saveButton = document.getElementById("wpSave");
  if (!saveButton) return;
  saveButton.disabled = true;
  saveButton.value = "Save page (use preview first)";
  saveButton.style.fontWeight = "normal";
  document.getElementById("wpPreview").style.fontWeight = "bold";
}
addOnloadHook(forcePreview);


//Overrides the function with the same name in http://svn.wikimedia.org/viewvc/mediawiki/trunk/phase3/skins/common/wikibits.js
//Fixes a bug: for the sorting order, takes the whole number, not the number before the second comma. 
//Also, removes spaces. See [[Help:Sorting]].
function ts_parseFloat(num) {
	if (!num) return 0;
     num = removeSpaces(num);
	num = parseFloat(num.replace(/,/g, ""));
	return (isNaN(num) ? 0 : num);
}

//Keep spaces in "currency" mode, to sort a range "70 to 80" at 70, not 7080
function ts_parseFloat_ks(num) {
	if (!num) return 0;
	num = parseFloat(num.replace(/,/g, ""));
	return (isNaN(num) ? 0 : num);
}

//Auxiliary function for function ts_resortTable(lnk)
function removeSpaces(string) {
        var tstring = "";
        string = '' + string;
        splitstring = string.split(" ");
        for(i = 0; i < splitstring.length; i++)
        tstring += splitstring[i];
        return tstring;
}

//Overrides the function with the same name in http://svn.wikimedia.org/viewvc/mediawiki/trunk/phase3/skins/common/wikibits.js
//Changes the criteria for various sorting modes, see [[Help:Sorting]].
//For easy maintenance the difference with wikibits.js is kept limited to a few lines.
function ts_resortTable(lnk) {
	// get the span
	var span = lnk.getElementsByTagName('span')[0];

	var td = lnk.parentNode;
	var tr = td.parentNode;
	var column = td.cellIndex;

	var table = tr.parentNode;
	while (table && !(table.tagName && table.tagName.toLowerCase() == 'table'))
		table = table.parentNode;
	if (!table) return;

	// Work out a type for the column
	if (table.rows.length <= 1) return;

	// Skip the first row if that's where the headings are
	var rowStart = (table.tHead && table.tHead.rows.length > 0 ? 0 : 1);

	var itm = "";
	for (var i = rowStart; i < table.rows.length; i++) {
		if (table.rows[i].cells.length > column) {
			itm = ts_getInnerText(table.rows[i].cells[column]);
			itm = itm.replace(/^[\s\xa0]+/, "").replace(/[\s\xa0]+$/, "");
			if (itm != "") break;
		}
	}

	sortfn = ts_sort_caseinsensitive;
     itmns = removeSpaces(itm);
     if (itmns.match(/^[\d\.\,\-\+]+\%?$/)) sortfn = ts_sort_numeric;
     if (itmns.match(/^[\d\.\,\-\+]+[eE][\d\-\+]+\%?$/)) sortfn = ts_sort_numeric;
     if (itmns.match(/^[\d\.\,\-\+]+e[\d\-\+]+\u00d710[\d\-\+]+\%?$/)) sortfn = ts_sort_numeric;
	if (itm.match(/^\d\d[\/. -][a-zA-Z]{3}[\/. -]\d\d\d\d$/))
		sortfn = ts_sort_date;
	if (itm.match(/^\d\d[\/.-]\d\d[\/.-]\d\d\d\d$/))
		sortfn = ts_sort_date;
	if (itm.match(/^\d\d[\/.-]\d\d[\/.-]\d\d$/))
		sortfn = ts_sort_date;
	if (itm.match(/^[\u00a3$\u20ac\u00a5]/)) // pound dollar euro yen
		sortfn = ts_sort_currency;
     if (itm.match(/sm=c$/)) sortfn = ts_sort_currency;
     if (itm.match(/sm=d$/)) sortfn = ts_sort_date;
     if (itm.match(/sm=n$/)) sortfn = ts_sort_numeric;

	var reverse = (span.getAttribute("sortdir") == 'down');

	var newRows = new Array();
	for (var j = rowStart; j < table.rows.length; j++) {
		var row = table.rows[j];
		var keyText = ts_getInnerText(row.cells[column]);
		var oldIndex = (reverse ? -j : j);

		newRows[newRows.length] = new Array(row, keyText, oldIndex);
	}

	newRows.sort(sortfn);

	var arrowHTML;
	if (reverse) {
			arrowHTML = '<img src="'+ ts_image_path + ts_image_down + '" alt="&darr;"/>';
			newRows.reverse();
			span.setAttribute('sortdir','up');
	} else {
			arrowHTML = '<img src="'+ ts_image_path + ts_image_up + '" alt="&uarr;"/>';
			span.setAttribute('sortdir','down');
	}

	// We appendChild rows that already exist to the tbody, so it moves them rather than creating new ones
	// don't do sortbottom rows
	for (var i = 0; i < newRows.length; i++) {
		if ((" "+newRows[i][0].className+" ").indexOf(" sortbottom ") == -1)
			table.tBodies[0].appendChild(newRows[i][0]);
	}
	// do sortbottom rows only
	for (var i = 0; i < newRows.length; i++) {
		if ((" "+newRows[i][0].className+" ").indexOf(" sortbottom ") != -1)
			table.tBodies[0].appendChild(newRows[i][0]);
	}

	// Delete any other arrows there may be showing
	var spans = getElementsByClassName(tr, "span", "sortarrow");
	for (var i = 0; i < spans.length; i++) {
		spans[i].innerHTML = '<img src="'+ ts_image_path + ts_image_none + '" alt="&darr;"/>';
	}
	span.innerHTML = arrowHTML;

	ts_alternate(table);		
}

function ts_dateToSortKey(date) {	
	// y2k notes: two digit years less than 50 are treated as 20XX, greater than 50 are treated as 19XX
	if (date.length > 10) {
		switch (date.substr(3,3).toLowerCase()) {
			case "jan": var month = "01"; break;
			case "feb": var month = "02"; break;
			case "mar": var month = "03"; break;
			case "apr": var month = "04"; break;
			case "may": var month = "05"; break;
			case "jun": var month = "06"; break;
			case "jul": var month = "07"; break;
			case "aug": var month = "08"; break;
			case "sep": var month = "09"; break;
			case "oct": var month = "10"; break;
			case "nov": var month = "11"; break;
			case "dec": var month = "12"; break;
			// default: var month = "00";
		}
		return date.substr(7,4)+month+date.substr(0,2);
	} else if (date.length == 10) {
			return date.substr(6,4)+date.substr(3,2)+date.substr(0,2);
	} else if (date.length == 8) {
		yr = date.substr(6,2);
		if (parseInt(yr) < 50) { 
			yr = '20'+yr; 
		} else { 
			yr = '19'+yr; 
		}
			return yr+date.substr(3,2)+date.substr(0,2);
	}
	return "00000000";
}

function ts_sort_currency(a,b) {
	var aa = ts_parseFloat_ks(a[1].replace(/[\u00a3$\u20ac\u00a5a-zA-Z]/g,''));
	var bb = ts_parseFloat_ks(b[1].replace(/[\u00a3$\u20ac\u00a5a-zA-Z]/g,''));
	return (aa != bb ? aa - bb : a[2] - b[2]);
}

 /** Collapsible tables *********************************************************
  *
  *  Description: Allows tables to be collapsed, showing only the header. See
  *               [[Wikipedia:NavFrame]].
  *  Maintainer on Wikipedia: [[User:R. Koot]]
  */
 
 var autoCollapse = 2;
 var collapseCaption = "hide";
 var expandCaption = "show";
 
 function hasClass( element, className ) {
  var Classes = element.className.split( " " );
  for ( var i = 0; i < Classes.length; i++ ) {
    if ( Classes[i] == className ) {
      return ( true );
    }
  }
  return ( false );
 }

 function collapseTable( tableIndex )
 {
     var Button = document.getElementById( "collapseButton" + tableIndex );
     var Table = document.getElementById( "collapsibleTable" + tableIndex );
 
     if ( !Table || !Button ) {
         return false;
     }
 
     var Rows = Table.getElementsByTagName( "tr" ); 
 
     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" ) ) {
             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.setAttribute( "id", "collapseButton" + tableIndex );
             ButtonLink.setAttribute( "href", "javascript:collapseTable(" + tableIndex + ");" );
             ButtonLink.appendChild( ButtonText );
 
             Button.appendChild( document.createTextNode( "[" ) );
             Button.appendChild( ButtonLink );
             Button.appendChild( document.createTextNode( "]" ) );
 
             var Header = Tables[i].getElementsByTagName( "tr" )[0].getElementsByTagName( "th" )[0];
             /* only add button and increment count if there is a header row to work with */
             if (Header) {
                 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 );

//Shuffle for election candidates
function dshuf(){
                var shufsets=new Object()
                var rx=new RegExp('dshuf'+'\\s+(dshufset\\d+)', 'i') 
                var divs=document.getElementsByTagName("div")
                for (var i=0; i<divs.length; i++){
                        if (rx.test(divs[i].className)){
                                if (typeof shufsets[RegExp.$1]=="undefined"){ 
                                        shufsets[RegExp.$1]=new Object() 
                                        shufsets[RegExp.$1].inner=[] 
                                        shufsets[RegExp.$1].member=[]
                                }
                                        shufsets[RegExp.$1].inner.push(divs[i].innerHTML) 
                                        shufsets[RegExp.$1].member.push(divs[i]) 
                        }
                }
                for (shufset in shufsets){
                        shufsets[shufset].inner.sort(function() {return 0.5 - Math.random()})
                        for (var i=0; i<shufsets[shufset].member.length; i++){
                                shufsets[shufset].member[i].innerHTML=shufsets[shufset].inner[i]
                                shufsets[shufset].member[i].style.display="block"
                        }
                }

}

addOnloadHook(dshuf);

/*************
*** AJAX transclusion table <http://meta.wikimedia.org/wiki/User:Pathoschild/Scripts/AJAX_transclusion_table>
*** by [[m:user:Pathoschild]]
*************/
function attLoader() {
	if(getElementsByClassName(document.getElementsByTagName('body')[0],'table','attable').length) {
	        document.write('<script type="text/javascript" src="'
	          + 'http://meta.wikimedia.org/w/index.php?title=User:Pathoschild/Scripts/AJAX_transclusion_table.js' 
	          + '&action=raw&ctype=text/javascript&dontcountme=s"></script>');
	}
}
addOnloadHook(attLoader);

/** JSconfig ************
 * Global configuration options to enable/disable and configure
 * specific script features from [[MediaWiki:Common.js]] and
 * [[MediaWiki:Monobook.js]]
 * This framework adds config options (saved as cookies) to [[Special:Preferences]]
 * For a more permanent change you can override the default settings in your 
 * [[Special:Mypage/monobook.js]]
 * for Example: JSconfig.keys[loadAutoInformationTemplate] = false;
 *
 *  Maintainer: [[User:Dschwen]]
 */
 
var JSconfig =
{
 prefix : 'jsconfig_',
 keys : {},
 meta : {},
 
 //
 // Register a new configuration item
 //  * name          : String, internal name
 //  * default_value : String or Boolean (type determines configuration widget)
 //  * description   : String, text appearing next to the widget in the preferences
 //  * prefpage      : Integer (optional), section in the preferences to insert the widget:
 //                     0 : User profile
 //                     1 : Skin
 //                     2 : Math
 //                     3 : Files
 //                     4 : Date and time
 //                     5 : Editing
 //                     6 : Recent changes
 //                     7 : Watchlist
 //                     8 : Search
 //                     9 : Misc
 //
 // Access keys through JSconfig.keys[name]
 //
 registerKey : function( name, default_value, description, prefpage )
 {
  if( typeof(JSconfig.keys[name]) == 'undefined' ) 
   JSconfig.keys[name] = default_value;
  else {
 
   // all cookies are read as strings, 
   // convert to the type of the default value
   switch( typeof(default_value) )
   {
    case 'boolean' : JSconfig.keys[name] = ( JSconfig.keys[name] == 'true' ); break;
    case 'number'  : JSconfig.keys[name] = JSconfig.keys[name]/1; break;
   }
 
  }
 
  JSconfig.meta[name] = { 'description' : description, 'page' : prefpage || 0, 'default_value' : default_value };
 },
 
 readCookies : function()
 {
  var cookies = document.cookie.split("; ");
  var p =JSconfig.prefix.length;
  var i;
 
  for( var key in cookies )
  {
   if( cookies[key].substring(0,p) == JSconfig.prefix )
   {
    i = cookies[key].indexOf('=');
    //alert( cookies[key] + ',' + key + ',' + cookies[key].substring(p,i) );
    JSconfig.keys[cookies[key].substring(p,i)] = cookies[key].substring(i+1);
   }
  }
 },
 
 writeCookies : function()
 {
  for( var key in JSconfig.keys )
   document.cookie = JSconfig.prefix + key + '=' + JSconfig.keys[key] + '; path=/; expires=Thu, 2 Aug 2009 10:10:10 UTC';
 },
 
 evaluateForm : function()
 {
  var w_ctrl,wt;
  //alert('about to save JSconfig');
  for( var key in JSconfig.meta ) {
   w_ctrl = document.getElementById( JSconfig.prefix + key )
   if( w_ctrl ) 
   {
    wt = typeof( JSconfig.meta[key].default_value );
    switch( wt ) {
     case 'boolean' : JSconfig.keys[key] = w_ctrl.checked; break;
     case 'string' : JSconfig.keys[key] = w_ctrl.value; break;
    }
   }
  }
 
  JSconfig.writeCookies();
  return true;
 },
 
 setUpForm : function()
 { 
  var prefChild = document.getElementById('preferences');
  if( !prefChild ) return;
  prefChild = prefChild.childNodes;
 
  //
  // make a list of all preferences sections
  //
  var tabs = new Array;
  var len = prefChild.length;
  for( var key = 0; key < len; key++ ) {
   if( prefChild[key].tagName &&
       prefChild[key].tagName.toLowerCase() == 'fieldset' ) 
    tabs.push(prefChild[key]);
  }
 
  //
  // Create Widgets for all registered config keys
  //
  var w_div, w_label, w_ctrl, wt;
  for( var key in JSconfig.meta ) {
   w_div = document.createElement( 'DIV' );
 
   w_label = document.createElement( 'LABEL' );
   w_label.appendChild( document.createTextNode( JSconfig.meta[key].description ) )
   w_label.htmlFor = JSconfig.prefix + key;
 
   wt = typeof( JSconfig.meta[key].default_value );
 
   w_ctrl = document.createElement( 'INPUT' );
   w_ctrl.id = JSconfig.prefix + key;
 
   // before insertion into the DOM tree
   switch( wt ) {
    case 'boolean' : w_ctrl.type = 'checkbox'; break;
    case 'string'  : w_ctrl.type = 'text'; break;
   }
 
   w_div.appendChild( w_label );
   w_div.appendChild( w_ctrl );
   tabs[JSconfig.meta[key].page].appendChild( w_div );
 
   // after insertion into the DOM tree
   switch( wt ) {
    case 'boolean' : w_ctrl.defaultChecked = w_ctrl.checked = JSconfig.keys[key]; break;
    case 'string' : w_ctrl.defaultValue = w_ctrl.value = JSconfig.keys[key]; break;
   }
 
  }
  addHandler(document.getElementById('preferences').parentNode, 'submit', JSconfig.evaluateForm );
 }
}
 
JSconfig.readCookies();
addOnloadHook(JSconfig.setUpForm);

// ability to pull [[MediaWiki:Gadget-rtl.css]] on individual page loads by [[testwiki:User:Splarka]] and [[wm2008:User:Mr.Z-man]]
function importStylesheet(page) {
  if (page.indexOf('http://') == -1 && page.indexOf('https://') == -1 && page.indexOf('file:///') == -1)
     page = wgScript + '?action=raw&ctype=text/css&smaxage=0&title='
     + encodeURIComponent(page.replace(/ /g,'_'))
  return document.createStyleSheet ? document.createStyleSheet(page) : appendCSS('@import "' + page + '";')
}
 
function appendCSS(text){
 var s = document.createElement('style')
 s.setAttribute('type', 'text/css')
 if (s.styleSheet) s.styleSheet.cssText = text //IE
 else s.appendChild(document.createTextNode(text))
 document.getElementsByTagName('head')[0].appendChild(s)
 return s
}
 
if(document.URL.indexOf('rtl=1') != -1) importStylesheet('http://meta.wikimedia.org/w/index.php?title=MediaWiki:Gadget-rtl.css&action=raw&ctype=text/css');

//import module
importedScripts = {} 
function importScript(page, lang) {
 page = '?title=' + encodeURIComponent(page.replace(' ','_'))
 if (lang) page = 'http://' + lang + '.wikipedia.org/w/index.php' + page
 else page = wgScript + page
 if (importedScripts[page]) return
 importedScripts[page] = true
 var s = document.createElement('script')
 s.type = 'text/javascript'
 s.src = page + '&action=raw&ctype=text/javascript'
 document.getElementsByTagName('head')[0].appendChild(s)
}