From 107bde9cfd9a0392d18544b5a433552ce6f2f0a6 Mon Sep 17 00:00:00 2001
From: thomascube <thomas@roundcube.net>
Date: Wed, 30 Aug 2006 17:41:21 +0000
Subject: Added MSSQL support

---
 program/include/main.inc       |  4 ++--
 program/include/rcube_db.inc   | 32 +++++++++++++++++++++++++++-----
 program/include/rcube_imap.inc |  6 +++---
 program/include/session.inc    |  6 +++---
 4 files changed, 35 insertions(+), 13 deletions(-)

(limited to 'program/include')

diff --git a/program/include/main.inc b/program/include/main.inc
index 051d6e250..7458fe131 100644
--- a/program/include/main.inc
+++ b/program/include/main.inc
@@ -466,7 +466,7 @@ function rcmail_login($user, $pass, $host=NULL)
       
     // update user's record
     $DB->query("UPDATE ".get_table_name('users')."
-                SET    last_login=now()
+                SET    last_login=".$DB->now()."
                 WHERE  user_id=?",
                 $user_id);
     }
@@ -511,7 +511,7 @@ function rcmail_create_user($user, $host)
 
   $DB->query("INSERT INTO ".get_table_name('users')."
               (created, last_login, username, mail_host, alias, language)
-              VALUES (now(), now(), ?, ?, ?, ?)",
+              VALUES (".$DB->now().", ".$DB->now().", ?, ?, ?, ?)",
               $user,
               $host,
               $user_email,
diff --git a/program/include/rcube_db.inc b/program/include/rcube_db.inc
index 5b32798a7..a01b38dd6 100755
--- a/program/include/rcube_db.inc
+++ b/program/include/rcube_db.inc
@@ -292,13 +292,14 @@ class rcube_db
     switch($this->db_provider)
       {
       case 'pgsql':
-        // PostgreSQL uses sequences
         $result = &$this->db_handle->getOne("SELECT CURRVAL('$sequence')");
+        
+      case 'mssql':
+       	$result = &$this->db_handle->getOne("SELECT @@IDENTITY");
+
         if (DB::isError($result))
-          {
           raise_error(array('code' => 500, 'type' => 'db', 'line' => __LINE__, 'file' => __FILE__, 
                             'message' => $result->getMessage()), TRUE, FALSE);
-          }
 
         return $result;
                 
@@ -421,6 +422,25 @@ class rcube_db
     }
 
 
+  /*
+   * Return SQL function for current time and date
+   *
+   * @return string SQL function to use in query
+   * @access public
+   */
+  function now()
+    {
+    switch($this->db_provider)
+      {
+      case 'mssql':
+        return "getdate()";
+
+      default:
+        return "now()";
+      }
+    }
+
+
   /**
    * Return SQL statement to convert a field value into a unix timestamp
    *
@@ -434,7 +454,9 @@ class rcube_db
       {
       case 'pgsql':
         return "EXTRACT (EPOCH FROM $field)";
-        break;
+
+      case 'mssql':
+        return "datediff(s, '1970-01-01 00:00:00', $field)";
 
       default:
         return "UNIX_TIMESTAMP($field)";
@@ -456,7 +478,7 @@ class rcube_db
       case 'mysqli':
       case 'mysql':
       case 'sqlite':
-        return "FROM_UNIXTIME($timestamp)";
+        return sprintf("FROM_UNIXTIME(%d)", $timestamp);
 
       default:
         return date("'Y-m-d H:i:s'", $timestamp);
diff --git a/program/include/rcube_imap.inc b/program/include/rcube_imap.inc
index 23636dc35..a11c74910 100644
--- a/program/include/rcube_imap.inc
+++ b/program/include/rcube_imap.inc
@@ -1764,7 +1764,7 @@ class rcube_imap
       {
       $this->db->query(
         "UPDATE ".get_table_name('cache')."
-         SET    created=now(),
+         SET    created=".$this->db->now().",
                 data=?
          WHERE  user_id=?
          AND    cache_key=?",
@@ -1778,7 +1778,7 @@ class rcube_imap
       $this->db->query(
         "INSERT INTO ".get_table_name('cache')."
          (created, user_id, cache_key, data)
-         VALUES (now(), ?, ?, ?)",
+         VALUES (".$this->db->now().", ?, ?, ?)",
         $_SESSION['user_id'],
         $key,
         $data);
@@ -1967,7 +1967,7 @@ class rcube_imap
       $this->db->query(
         "INSERT INTO ".get_table_name('messages')."
          (user_id, del, cache_key, created, idx, uid, subject, ".$this->db->quoteIdentifier('from').", ".$this->db->quoteIdentifier('to').", cc, date, size, headers, structure)
-         VALUES (?, 0, ?, now(), ?, ?, ?, ?, ?, ?, ".$this->db->fromunixtime($headers->timestamp).", ?, ?, ?)",
+         VALUES (?, 0, ?, ".$this->db->now().", ?, ?, ?, ?, ?, ?, ".$this->db->fromunixtime($headers->timestamp).", ?, ?, ?)",
         $_SESSION['user_id'],
         $key,
         $index,
diff --git a/program/include/session.inc b/program/include/session.inc
index dc362f8f9..00ca29915 100644
--- a/program/include/session.inc
+++ b/program/include/session.inc
@@ -70,7 +70,7 @@ function sess_write($key, $vars)
     session_decode($vars);
     $DB->query("UPDATE ".get_table_name('session')."
                 SET    vars=?,
-                       changed=now()
+                       changed=".$DB->now()."
                 WHERE  sess_id=?",
                 $vars,
                 $key);
@@ -79,7 +79,7 @@ function sess_write($key, $vars)
     {
     $DB->query("INSERT INTO ".get_table_name('session')."
                 (sess_id, vars, ip, created, changed)
-                VALUES (?, ?, ?, now(), now())",
+                VALUES (?, ?, ?, ".$DB->now().", ".$DB->now().")",
                 $key,
                 $vars,
                 $_SERVER['REMOTE_ADDR']);
@@ -118,7 +118,7 @@ function sess_gc($maxlifetime)
   // get all expired sessions  
   $sql_result = $DB->query("SELECT sess_id
                             FROM ".get_table_name('session')."
-                            WHERE ".$DB->unixtimestamp('now()')."-".$DB->unixtimestamp('changed')." > ?",
+                            WHERE ".$DB->unixtimestamp($DB->now())."-".$DB->unixtimestamp('changed')." > ?",
                             $maxlifetime);
                                    
   $a_exp_sessions = array();
-- 
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