Added commenting system

htdocs/lib/CrashStats.php

@@ -25,7 +25,7 @@ class CrashStats
     {
         $ret = array();
         $where = $this->filter->getWhere();
-        $q = "select count(r.id) as nr, s.id as signature_id, s.signature as signature_text from reports r join signature s on r.signature_id = s.id $where group by signature_id order by nr desc";
+        $q = "select count(r.id) as nr, s.id as signature_id, s.signature as signature_text, s.has_comments from reports r join signature s on r.signature_id = s.id $where group by signature_id order by nr desc";
         $q .= kl_str_sql(" limit !i", 100);
         if (false !== $cached = Memc::getq($q)) return $cached;
 
@@ -153,4 +153,41 @@ class CrashStats
         Memc::setq($q, $ret);
         return $ret;
     }
+    
+    function updateCommentCount($id)
+    {
+        $q = kl_str_sql("update signature set has_comments=(select count(*) as count from comment where signature_id=!i) where id=!i", $id, $id);
+        DBH::$db->query($q);
+    }
+    
+    function addSignatureComment($id, $text)
+    {
+        global $S;
+        $q = kl_str_sql("insert into comment (signature_id, user_id, comment) values (!i, !i, !s)", $id, $S->user_id, $text);
+        DBH::$db->query($q);
+        self::updateCommentCount($id);
+    }
+    
+    function getSignatureComments($id)
+    {
+        $ret = array();
+        $q = kl_str_sql("select c.*, u.name, u.email from comment c join users u on c.user_id = u.user_id where signature_id=!i order by id asc;", $id);
+        if (!$res = DBH::$db->query($q)) return;
+        
+        while ($row = DBH::$db->fetchRow($res))
+        {
+            $c = new stdClass;
+            DBH::$db->loadFromDbRow($c, $res, $row);
+            $ret[] = $c;
+        }
+        
+        return $ret;
+    }
+    
+    function delSignatureComment($id, $del_id)
+    {
+        $q = kl_str_sql("delete from comment where id=!i", $del_id);
+        DBH::$db->query($q);
+        self::updateCommentCount($id);
+    }
 }

htdocs/lib/db_init.sql

@@ -59,5 +59,14 @@ create table reports(
 create table signature(
     id integer not null auto_increment primary key,
     hash varchar(32) not null unique,
-    signature text
+    signature text,
+    has_comments integer
+);
+
+create table comment(
+    id integer not null auto_increment primary key,
+    signature_id integer,
+    user_id integer,
+    commented timestamp not null default current_timestamp,
+    comment text
 );