Difference between revisions of "MediaWiki:Common.js"

Latest revision as of 12:30, 24 August 2011

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

/**
 * Determines if a particular element possesses a class.
 */
var hasClass = (function () {
    var reCache = {};
    return function (element, className) {
        return (reCache[className] ? reCache[className] : (reCache[className] = new RegExp('(?:\\s|^)' + className + '(?:\\s|$)'))).test(element.className);
    };
})();

/**
 * Determines if a given value is a number.
 */
function isNumeric(value) {
    return new RegExp(/(^\d+$)|(^\d+\.\d+$)/).test(value);
}

/**
 * Removes all children from an element.
 */
function removeChildren(element) {
    while (element.hasChildNodes()) {
        element.removeChild(element.firstChild);
    }
}

/**
 * Import more specific scripts.
 */
importScript('MediaWiki:Collapsible.js');
importScript('MediaWiki:Calculator.js');

if (wgAction == 'edit' || wgAction == 'submit')
{
    importScript('MediaWiki:Editbar.js');
}

@@ Line 2: / Line 2: @@
 /**
-  * Tests if a particular element possesses a class.
+  * Determines if a particular element possesses a class.
   */
 var hasClass = (function () {
      var reCache = {};
      return function (element, className) {
-         return (reCache[className] ? reCache[className] : (reCache[className] = new RegExp("(?:\\s|^)" + className + "(?:\\s|$)"))).test(element.className);
+         return (reCache[className] ? reCache[className] : (reCache[className] = new RegExp('(?:\\s|^)' + className + '(?:\\s|$)'))).test(element.className);
      };
 })();
 /**
-  * Code for sortable tables.
+  * Determines if a given value is a number.
   */
-var upArrow = "images/5/5b/Sort_up.gif";
+function isNumeric(value) {
-var downArrow = "images/7/7a/Sort_down.gif";
+    return new RegExp(/(^\d+$)|(^\d+\.\d+$)/).test(value);
-var noneArrow = "images/e/e8/Sort_none.gif";
-function sortTablesInit() {
-	var idnum = 0;
-	var tables = getElementsByClassName(document, "table", "sorts");
-	for (var i = 0; i < tables.length; i++) {
-		if (!tables[i].id) {
-			tables[i].setAttribute("id", "sortable_table_id_" + idnum);
-			++idnum;
-		}
-		makeSortable(tables[i]);
-	}
 }
-function makeSortable(table) {
+/**
-	var firstRow;
+ * Removes all children from an element.
+ */
-	if (table.rows && table.rows.length > 0) {
+function removeChildren(element) {
-		if (table.tHead && table.tHead.rows.length > 0) {
+    while (element.hasChildNodes()) {
-			firstRow = table.tHead.rows[table.tHead.rows.length - 1];
+        element.removeChild(element.firstChild);
-		} else {
+    }
-			firstRow = table.rows[0];
-		}
-	}
-	if (!firstRow) {
-		return;
-	}
-	for (var i = 0; i < firstRow.cells.length; i++) {
-		var cell = firstRow.cells[i];
-		if ((" "+cell.className+" ").indexOf(" unsortable ") == -1) {
-			cell.innerHTML += '&nbsp;&nbsp;<a href="#" class="sortheader" onclick="ts_resortTable(this);return false;"><span class="sortarrow"><img src="'+ ts_image_path + ts_image_none + '" alt="&darr;"/></span></a>';
-		}
-	}
-	alternate(table);
 }
-function getInnerText(el) {
+/**
-	if (typeof el == "string" || typeof el = "undefined") {
+ * Import more specific scripts.
-		return el;
+ */
-	}
+importScript('MediaWiki:Collapsible.js');
-	if (el.textContent) {
+importScript('MediaWiki:Calculator.js');
-		return el.textContent;
-	}
-	if (el.innerText) {
-		return el.innerText;
-	}
-	var innerText = "";
+if (wgAction == 'edit' || wgAction == 'submit')
-	var cs = el.childNodes;
+{
-	var l = cs.length;
+    importScript('MediaWiki:Editbar.js');
-	for (var i = 0; i < l; i++) {
-		switch (cs[i].nodeType) {
-			case 1: innerText += getInnerText(cs[i]); break;
-			case 3:	innerText += cs[i].nodeValue; break;
-		}
-	}
-	return innerText;
 }
-function reSortTable(lnk) {
-	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;
-	}
-	if (table.rows.length <= 1) {
-		return;
-	}
-	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 = getInnerText(table.rows[i].cells[column]);
-			itm = itm.replace(/^[\s\xa0]+/, "").replace(/[\s\xa0]+$/, "");
-			if (itm != "") {
-				break;
-			}
-		}
-	}
-	sortfn = ts_sort_caseinsensitive;
-	if (itm.match(/^\d\d[\/. -][a-zA-Z]{3}[\/. -]\d\d\d\d$/)) {
-		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$\u20ac]/)) {
-		sortfn = ts_sort_currency;
-	}
-	if (itm.match(/^[\d.,]+\%?$/)) {
-		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 = 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="'+ downArrow + '" alt="&darr;" />';
-		newRows.reverse();
-		span.setAttribute('sortdir','up');
-	} else {
-		arrowHTML = '<img src="'+ upArrow + '" alt="&uarr;" />';
-		span.setAttribute('sortdir','down');
-	}
-	for (var i = 0; i < newRows.length; i++) {
-		if ((" "+newRows[i][0].className+" ").indexOf(" sortbottom ") == -1) {
-			table.tBodies[0].appendChild(newRows[i][0]);
-		}
-	}
-	for (var i = 0; i < newRows.length; i++) {
-		if ((" "+newRows[i][0].className+" ").indexOf(" sortbottom ") != -1) {
-			table.tBodies[0].appendChild(newRows[i][0]);
-		}
-	}
-	var spans = getElementsByClassName(tr, "span", "sortarrow");
-	for (var i = 0; i < spans.length; i++) {
-		spans[i].innerHTML = '<img src="'+ noneArrow + '" alt="&darr;"/>';
-	}
-	span.innerHTML = arrowHTML;
-	alternate(table);
-}
-function dateToSortKey(date) {
-	if (date.length == 11) {
-		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;
-		}
-		return date.substr(7, 4) + month + date.substr(0, 2);
-	} else if (date.length == 10) {
-		if (ts_europeandate == false) {
-			return date.substr(6, 4) + date.substr(0, 2) + date.substr(3, 2);
-		} else {
-			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(0, 2) + date.substr(3, 2);
-	}
-	return "00000000";
-}
-function parseFloat(num) {
-	if (!num) {
-		return 0;
-	}
-	num = parseFloat(num.replace(/,/g, ""));
-	return (isNaN(num) ? 0 : num);
-}
-function sortDate(a, b) {
-	var aa = ts_dateToSortKey(a[1]);
-	var bb = ts_dateToSortKey(b[1]);
-	return (aa < bb ? -1 : aa > bb ? 1 : a[2] - b[2]);
-}
-function sortCurrency(a, b) {
-	var aa = ts_parseFloat(a[1].replace(/[^0-9.]/g, ""));
-	var bb = ts_parseFloat(b[1].replace(/[^0-9.]/g, ""));
-	return (aa != bb ? aa - bb : a[2] - b[2]);
-}
-function sortNumeric(a, b) {
-	var aa = ts_parseFloat(a[1]);
-	var bb = ts_parseFloat(b[1]);
-	return (aa != bb ? aa - bb : a[2] - b[2]);
-}
-function sortCaseInsensitive(a, b) {
-	var aa = a[1].toLowerCase();
-	var bb = b[1].toLowerCase();
-	return (aa < bb ? -1 : aa > bb ? 1 : a[2] - b[2]);
-}
-function sortDefault(a, b) {
-	return (a[1] < b[1] ? -1 : a[1] > b[1] ? 1 : a[2] - b[2]);
-}
-function alternate(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] != "even" && oldClasses[k] != "odd")
-					newClassName += oldClasses[k] + " ";
-			}
-			tableRows[j].className = newClassName + (j % 2 == 0 ? "even" : "odd");
-		}
-	}
-}
-addOnloadHook(sortTablesInit);