towards client-side filtering and sorting

[plewww.git] / planetlab / js / plc_filter.js

diff --git a/planetlab/js/plc_filter.js b/planetlab/js/plc_filter.js
index dedf01f..6688756 100644 (file)
--- a/planetlab/js/plc_filter.js
+++ b/planetlab/js/plc_filter.js
@@ -1,7 +1,7 @@
 /* $Id$ */
 
 /* set or clear the ' invisibleRow' in the tr's classname, according to visible */
-function plc_row_set_classname (row,visible) {
+function plc_table_row_visible (row,visible) {
   var cn=row.className;
   /* clear */
   cn=cn.replace(" invisibleRow","");
@@ -9,13 +9,19 @@ function plc_row_set_classname (row,visible) {
   row.className=cn;
 }
 
-/* scan the table, and mark as visible the rows that have at least one cell that contains the pattern */
-function plc_filter_table(table_id,pattern_id) {
-  var 
-    rows=document.getElementById(table_id).getElementsByTagName("tbody")[0].rows,
-    patterns=document.getElementById(pattern_id).value.split(" "),
-    row_index, row, cells,cell_index,cell,visible;
+// /* scan the table, and mark as visible the rows that have at least one cell that contains the pattern */
+function plc_table_filter (table_id,pattern_id) {
+  var rows = document.getElementById(table_id).getElementsByTagName("tbody")[0].rows;
+  var pattern_text = document.getElementById(pattern_id).value;
+  var row_index, row, cells, cell_index, cell, visible;
+  var pattern,i;
   
+  // remove whitespaces at the beginning and end
+  pattern_text = pattern_text.replace(/[ \t]+$/,"");
+  pattern_text = pattern_text.replace(/^[ \t]+/,"");
+  
+  var patterns = pattern_text.split(" ");
+
   for (row_index = 0; row=rows[row_index]; row_index++) {
     
     /* xxx deal with empty patterns and whitespaces */
@@ -25,13 +31,19 @@ function plc_filter_table(table_id,pattern_id) {
       visible=false;
       cells=row.cells;
       for (cell_index = 0; cell=cells[cell_index]; cell_index++) {
-       for (var i in patterns) {
+       for (i in patterns) {
          pattern=patterns[i];
          if (cell.innerHTML.match(pattern)) visible=true;
        }
       }
     }
-    plc_row_set_classname(row,visible);
+    plc_table_row_visible(row,visible);
   }
   tablePaginater.init(table_id);
 }
+
+function plc_table_filter_reset (table_id, pattern_id) {
+  /* reset pattern */
+  document.getElementById(pattern_id).value="";
+  plc_table_filter (table_id, pattern_id);
+}