manage list update (remove too old lines)

diff --git a/TODO.txt b/TODO.txt
index 24837eb..11edaaf 100644 (file)
--- a/TODO.txt
+++ b/TODO.txt
@@ -1,14 +1,17 @@
  TODO |
 ------+
 Moderation features:
-  * Lista righe di chat
+  * First and incremental list population
+  * Ban per nick/sessione/IP & calculation
+
   * Richiesta di verifica
-  * Ban per nick/sessione/IP
   * Silent cancer behaviour management
 
+DONE  * Manage list update (remove too old lines)
 DONE  * Select row
 DONE  * Filtra per tavolo e/o room
 DONE  * BUG: after disable/enable moderation filters stop to work
+DONE  * Lista righe di chat
 
    - moderation
      . turn off moderation when moder win is closed or if window creation fails

diff --git a/web/commons.js b/web/commons.js
index a5230b4..73a7539 100644 (file)
--- a/web/commons.js
+++ b/web/commons.js
@@ -460,13 +460,16 @@ function ModerateItem(item_ar)
 {
     var tr, td, date;
 
+    date = new Date();
+
     this.time  = item_ar[0];
     this.usrid = item_ar[1];
     this.table = item_ar[2];
     this.name  = item_ar[3];
     this.cont  = item_ar[4];
 
-    date = new Date();
+    this.loctm = date.getTime();
+
     date.setTime(this.time * 1000);
 
     tr = document.createElement("tr");
@@ -496,7 +499,8 @@ function ModerateItem(item_ar)
 }
 
 ModerateItem.prototype = {
-    time: 0,
+    time: 0,  // (sec)
+    loctm: 0, // (msec)
     usrid: 0,
     table: -1,
     name: "",
@@ -536,6 +540,9 @@ Moderate.prototype = {
     room_show: true,
     table_show: -1,
 
+    // max_dt: 1800000, // (msec) maximum delta between current and line time
+    max_dt: 15000, // (msec) FIXME: DEV VERSION maximum delta between current and line time
+
     cur: -1,
 
     disable: function () {
@@ -608,6 +615,8 @@ Moderate.prototype = {
     add: function(item) {
         var mi;
 
+        this.item_gc();
+
         mi = new ModerateItem(item);
         mi.tr.className = 'normal';
 
@@ -619,6 +628,32 @@ Moderate.prototype = {
         this.table.appendChild(mi.tr_get());
     },
 
+    item_remove: function(idx) {
+        var old;
+
+        old = this.item.splice(idx,1);
+
+        if (!old[0].hide)
+           this.table.removeChild(old[0].tr_get());
+
+        delete old;
+    }
+
+    // moderation items garbage collector: after this.max_dt a line is removed
+    item_gc: function() {
+        var date, time;
+
+        date = new Date();
+        time = date.getTime();
+
+        for (i = 0 ; i < this.item.length ; i++) {
+            if (time - this.item[i].loctm > this.max_dt) {
+                this.item_remove(i);
+                i--;
+            }
+        }
+    },
+
     row_select: function(mi) {
         for (i = 0 ; i < this.item.length ; i++) {
             if (this.item[i] == mi) {