var ts_image_none = "sort_none.gif";
var ts_europeandate = wgContentLanguage != "en"; // The non-American-inclined can change to "true"
var ts_alternate_row_colors = false;
+var ts_number_transform_table = null;
+var ts_number_regex = null;
function sortables_init() {
var idnum = 0;
table = table.parentNode;
if (!table) return;
- // Work out a type for the column
if (table.rows.length <= 1) return;
+ // Generate the number transform table if it's not done already
+ if (ts_number_transform_table == null) {
+ ts_initTransformTable();
+ }
+
+ // Work out a type for the column
// Skip the first row if that's where the headings are
var rowStart = (table.tHead && table.tHead.rows.length > 0 ? 0 : 1);
}
}
- var sortfn = ts_sort_caseinsensitive;
- if (itm.match(/^\d\d[\/. -][a-zA-Z]{3}[\/. -]\d\d\d\d$/))
- sortfn = ts_sort_date;
- else if (itm.match(/^\d\d[\/.-]\d\d[\/.-]\d\d\d\d$/))
- sortfn = ts_sort_date;
- else if (itm.match(/^\d\d[\/.-]\d\d[\/.-]\d\d$/))
- sortfn = ts_sort_date;
+ // TODO: bug 8226, localised date formats
+ var sortfn = ts_sort_generic;
+ var preprocessor = ts_toLowerCase;
+ if (/^\d\d[\/. -][a-zA-Z]{3}[\/. -]\d\d\d\d$/.test(itm)) {
+ preprocessor = ts_dateToSortKey;
+ } else if (/^\d\d[\/.-]\d\d[\/.-]\d\d\d\d$/.test(itm)) {
+ preprocessor = ts_dateToSortKey;
+ } else if (/^\d\d[\/.-]\d\d[\/.-]\d\d$/.test(itm)) {
+ preprocessor = ts_dateToSortKey;
// pound dollar euro yen currency cents
- else if (itm.match(/(^[\u00a3$\u20ac\u00a4\u00a5]|\u00a2$)/))
- sortfn = ts_sort_currency;
- // We allow a trailing percent sign, which we just strip. This works fine
- // if percents and regular numbers aren't being mixed.
- else if (itm.match(/^[+-]?\d[\d,]*(\.[\d,]*)?([eE][+-]?\d[\d,]*)?\%?$/) ||
- itm.match(/^[+-]?\.\d[\d,]*([eE][+-]?\d[\d,]*)?\%?$/) ||
- itm.match(/^0x[\da-f]+$/i))
- sortfn = ts_sort_numeric;
+ } else if (/(^[\u00a3$\u20ac\u00a4\u00a5]|\u00a2$)/.test(itm)) {
+ preprocessor = ts_currencyToSortKey;
+ } else if (ts_number_regex.test(itm)) {
+ preprocessor = ts_parseFloat;
+ }
var reverse = (span.getAttribute("sortdir") == 'down');
var row = table.rows[j];
var keyText = ts_getInnerText(row.cells[column]);
var oldIndex = (reverse ? -j : j);
+ var preprocessed = preprocessor( keyText );
- newRows[newRows.length] = new Array(row, keyText, oldIndex);
+ newRows[newRows.length] = new Array(row, preprocessed, oldIndex);
}
newRows.sort(sortfn);
}
}
+function ts_initTransformTable() {
+ if ( typeof wgSeparatorTransformTable == "undefined"
+ || ( wgSeparatorTransformTable[0] == '' && wgDigitTransformTable[2] == '' ) )
+ {
+ digitClass = "[0-9,.]";
+ ts_number_transform_table = false;
+ } else {
+ ts_number_transform_table = {};
+ // Unpack the transform table
+ // Separators
+ ascii = wgSeparatorTransformTable[0].split("\t");
+ localised = wgSeparatorTransformTable[1].split("\t");
+ for ( var i = 0; i < ascii.length; i++ ) {
+ ts_number_transform_table[localised[i]] = ascii[i];
+ }
+ // Digits
+ ascii = wgDigitTransformTable[0].split("\t");
+ localised = wgDigitTransformTable[1].split("\t");
+ for ( var i = 0; i < ascii.length; i++ ) {
+ ts_number_transform_table[localised[i]] = ascii[i];
+ }
+
+ // Construct regex for number identification
+ digits = ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9', ',', '\\.'];
+ maxDigitLength = 1;
+ for ( var digit in ts_number_transform_table ) {
+ // Escape regex metacharacters
+ digits.push(
+ digit.replace( /[\\\\$\*\+\?\.\(\)\|\{\}\[\]\-]/,
+ function( s ) { return '\\' + s; } )
+ );
+ if (digit.length > maxDigitLength) {
+ maxDigitLength = digit.length;
+ }
+ }
+ if ( maxDigitLength > 1 ) {
+ digitClass = '[' + digits.join( '', digits ) + ']';
+ } else {
+ digitClass = '(' + digits.join( '|', digits ) + ')';
+ }
+ }
+
+ // We allow a trailing percent sign, which we just strip. This works fine
+ // if percents and regular numbers aren't being mixed.
+ ts_number_regex = new RegExp(
+ "^(" +
+ "[+-]?[0-9][0-9,]*(\\.[0-9,]*)?(E[+-]?[0-9][0-9,]*)?" + // Fortran-style scientific
+ "|" +
+ "[+-]?" + digitClass + "+%?" + // Generic localised
+ ")$", "i"
+ );
+}
+
+function ts_toLowerCase( s ) {
+ return s.toLowerCase();
+}
+
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 == 11) {
return "00000000";
}
-function ts_parseFloat(num) {
- if (!num) return 0;
- num = parseFloat(num.replace(/,/g, ""));
- return (isNaN(num) ? 0 : num);
-}
-
-function ts_sort_date(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 ts_sort_currency(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 ts_parseFloat( s ) {
+ if ( !s ) {
+ return 0;
+ }
+ if (ts_number_transform_table != false) {
+ var newNum = '', c;
+
+ for ( var p = 0; p < s.length; p++ ) {
+ c = s.charAt( p );
+ if (c in ts_number_transform_table) {
+ newNum += ts_number_transform_table[c];
+ } else {
+ newNum += c;
+ }
+ }
+ s = newNum;
+ }
-function ts_sort_numeric(a,b) {
- var aa = ts_parseFloat(a[1]);
- var bb = ts_parseFloat(b[1]);
- return (aa != bb ? aa - bb : a[2] - b[2]);
+ num = parseFloat(s.replace(/,/g, ""));
+ return (isNaN(num) ? s : num);
}
-function ts_sort_caseinsensitive(a,b) {
- var aa = a[1].toLowerCase();
- var bb = b[1].toLowerCase();
- return (aa < bb ? -1 : aa > bb ? 1 : a[2] - b[2]);
+function ts_currencyToSortKey( s ) {
+ return ts_parseFloat(s.replace(/[^0-9.,]/g,''));
}
-function ts_sort_default(a,b) {
- return (a[1] < b[1] ? -1 : a[1] > b[1] ? 1 : a[2] - b[2]);
+function ts_sort_generic(a, b) {
+ return a[1] < b[1] ? -1 : a[1] > b[1] ? 1 : a[2] - b[2];
}
function ts_alternate(table) {