MediaWiki:Common.js

var DOCHEAD = document.getElementsByTagName('HEAD')[0];

function createElement(tag,children,props){ var element = document.createElement(tag); if (!(children instanceof Array)) children=[children]; for(var i=0;i<children.length;i++){ var child=children[i]; if (typeof child=='string') child=document.createTextNode(child); if (child) element.appendChild(child); } if (typeof props=='object') { for(var k in props){ switch (k) { case 'styles': var styles=props.styles; for (var s in styles) element.style[s]=styles[s]; break; case 'events': var events=props.events; for (var e in events) addHandler(element,e,events[e]); break; case 'class': element.className=props[k]; break; default: element.setAttribute(k,props[k]); } } } return element; }

function insertCSS(page) { insertExternalCSS(wgScriptPath + '/index.php?title=' + encodeURIComponent(page.replace(/ /g, '_')) + '&action=raw&ctype=text/css'); }

function insertExternalCSS(sheetURL) { var styleElem = document.createElement('style'); styleElem.setAttribute('type','text/css'); try { styleElem.appendChild( document.createTextNode('@import "' + sheetURL + '";')); } catch (el){ // a hack to fix problem with Internet Explorer document.createStyleSheet(sheetURL); } DOCHEAD.appendChild(styleElem); }

document.write(' ');

// BEGIN Dynamic Navigation Bars (experimental) Script taken from Wikipedia. // Test if an element has a certain class // Description: Uses regular expressions and caching for better performance.

function setCookie(c_name,value,expiredays) { var exdate=new Date; exdate.setDate(exdate.getDate+expiredays); document.cookie=c_name+ "=" +escape(value)+((expiredays==null) ? "" : ";expires="+exdate.toGMTString); }

function getCookie(c_name) { if (document.cookie.length>0) { c_start=document.cookie.indexOf(c_name + "="); if (c_start!=-1) { c_start=c_start + c_name.length+1; c_end=document.cookie.indexOf(";",c_start); if (c_end==-1) c_end=document.cookie.length; return unescape(document.cookie.substring(c_start,c_end)); } } return ""; }

var hasClass = (function { var reCache = {}; return function (element, className) { return (reCache[className] ? reCache[className] : (reCache[className] = new RegExp("(?:\\s|^)" + className + "(?:\\s|$)"))).test(element.className); }; }); 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"; setCookie("hideTable-" + wgArticleId + "-" + tableIndex,1,30); Button.firstChild.data = expandCaption; } else { for (var i = 1; i < Rows.length; i++) Rows[i].style.display = Rows[0].style.display; setCookie("hideTable-" + wgArticleId + "-" + tableIndex,0,30); 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") || (getCookie("hideTable-" + wgArticleId + "-" + i) == 1) || (tableIndex >= autoCollapse && hasClass( NavigationBoxes[i], "autocollapse"))) collapseTable(i); } }

addOnloadHook(createCollapseButtons);

// Dynamic Navigation Bars // Description: See NavFrame. var NavigationBarHide = '[' + collapseCaption + ']'; var NavigationBarShow = '[' + expandCaption + ']'; // shows and hides content and picture (if available) of navigation bars // Parameter: indexNavigationBar: the index of navigation bar to be toggled

function toggleNavigationBar(indexNavigationBar) { var NavToggle = document.getElementById("NavToggle" + indexNavigationBar); var NavFrame = document.getElementById("NavFrame" + indexNavigationBar); if (!NavFrame || !NavToggle) return false;

for (var NavChild = NavFrame.firstChild; NavChild != null; NavChild = NavChild.nextSibling) { if (hasClass(NavChild, 'NavPic')) NavChild.style.display = (NavToggle.firstChild.data == NavigationBarHide)?'none':'block'; if (hasClass(NavChild, 'NavContent')) NavChild.style.display = (NavToggle.firstChild.data == NavigationBarHide)?'none':'block'; } NavToggle.firstChild.data = (NavToggle.firstChild.data == NavigationBarHide)?NavigationBarShow:NavigationBarHide; } // adds show/hide-button to navigation bars function createNavigationBarToggleButton { var indexNavigationBar = 0; // iterate over all -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); for (var NavChild = NavFrame.firstChild; NavChild != null; NavChild = NavChild.nextSibling) { if (hasClass(NavChild, 'NavPic') || hasClass(NavChild, 'NavContent')) { if (NavChild.style.display == 'none') { NavToggleText = document.createTextNode(NavigationBarShow); break; } } } 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); } } } addOnloadHook( createNavigationBarToggleButton );

// tooltips if (getCookie("wiki-tiploader") != "no") document.write('');

// edit summaries // function fillEditSummaries { // var label = document.getElementById("wpSummaryLabel"); // if (label == null) return; // var comboString = "Standard summaries: "; // comboString += " "; // label.innerHTML = comboString + label.innerHTML; // requestComboFill('stdSummaries', 'Template:Stdsummaries'); // } // // function onStdSummaryChange { // var combo = document.getElementById("stdSummaries"); // var value = combo.options[combo.selectedIndex].value; // if (value != "") document.getElementById("wpSummary").value = value; // } // // addOnloadHook(fillEditSummaries);

// extract a URL parameter from the current URL // From wikipedia:User:Lupin/autoedit.js // paramName : the name of the parameter to extract

function getParamValue(paramName) { var cmdRe=RegExp( '[&?]' + paramName + '=([^&]*)' ); var h = document.location.href; var m=cmdRe.exec(h); if (m) { try { return decodeURIComponent(m[1]); } catch (someError) {} } return null; }

// &withJS= URL parameter // Allow to try custom scripts on the MediaWiki namespace without // editing Special:Mypage/myskin.js // from Wikipedia

{ var extraJS = getParamValue("withJS"); if (extraJS) if (extraJS.match("^MediaWiki:[^&<>=%]*\.js$")) importScript(extraJS); else alert(extraJS + " javascript not allowed to be loaded."); }

// patching in changes to table sorting and alt rows function changeTS { window['ts_alternate'] = function (table) { var tableBodies = table.getElementsByTagName("tbody"); for (var i = 0; i < tableBodies.length; i++) { var tableRows = tableBodies[i].getElementsByTagName("tr"); for (var j = 0; j < tableRows.length; j++) { var oldClasses = tableRows[j].className.split(" "); var newClassName = ""; for (var k = 0; k < oldClasses.length; k++) { if (oldClasses[k] != "" && oldClasses[k] != "alt") newClassName += oldClasses[k] + " "; } tableRows[j].className = newClassName + (j%2 == 0?"alt":""); } } } }

addOnloadHook(changeTS);