browser: prevent invalid test of column class

[sheet.git] / searchlocal.js

diff --git a/searchlocal.js b/searchlocal.js
index 8741044c4afce0b92cf9f876bcfc520e6ff8cfb4..99bffb2d272372139e08561cb4c7822281aeae69 100644 (file)
--- a/searchlocal.js
+++ b/searchlocal.js
@@ -26,6 +26,26 @@ function filtercell(el, set, action) {
        }
 }
 
+function filtercols(table, match, action) {
+       var matchloc;
+       for (var y = 0; y < table.rows.length; y++) {
+               var loc = 0;
+               for (var x = 0; x < table.rows[y].cells.length; x++) {
+                       var cell = table.rows[y].cells[x];
+                       if (y == 0) {
+                               if (match(cell)) {
+                                       if (!matchloc) matchloc = [loc];
+                                       matchloc[1] = loc + cell.colSpan;
+                                       filtercell(table.children.item(x+2), true, action); // colgroup
+                               }
+                       }
+                       var keep = matchloc && loc >= matchloc[0] && loc < matchloc[1];
+                       filtercell(cell, keep, action);
+                       loc += cell.colSpan;
+               }
+       }
+}
+
 function filterrows(table, match, action) {
        var rows = table.tBodies[0].rows;
        for (var i = 0; i < rows.length; i++) {
@@ -47,6 +67,14 @@ function filtertable(query, action) {
                query = match[2];
        }
 
+       if (/^[a-z_]+$/.test(query) && document.querySelector('.b-a-'+query)) {
+               // column if class b-a-* exists
+               var match = function(th) {
+                       return new RegExp('-'+query+'\\b').test(th.className);
+               }
+               return filtercols(table, match, action || 'toggle');
+       }
+
        if (/^[A-Z0-9 ]{2,}$/.test(query)) {
                // category title if all uppercase
                var match = function(row) {