From 72cb54091145c7a77a7d55aba7bface962e4c9ef Mon Sep 17 00:00:00 2001
From: Greg Sabino Mullane <greg@users.mediawiki.org>
Date: Mon, 26 Mar 2007 01:13:39 +0000
Subject: [PATCH] Find out the local db timezone

---
 includes/DatabasePostgres.php | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/includes/DatabasePostgres.php b/includes/DatabasePostgres.php
index bed25d8547..9e7d8c63b5 100644
--- a/includes/DatabasePostgres.php
+++ b/includes/DatabasePostgres.php
@@ -154,7 +154,7 @@ class DatabasePostgres extends Database {
 		## If this is the initial connection, setup the schema stuff and possibly create the user
 		if (defined('MEDIAWIKI_INSTALL')) {
 			global $wgDBname, $wgDBuser, $wgDBpassword, $wgDBsuperuser, $wgDBmwschema,
-				$wgDBts2schema;
+				$wgDBts2schema, $wgDBtimezone;
 
 			print "<li>Checking the version of Postgres...";
 			$version = $this->getServerVersion();
@@ -165,6 +165,20 @@ class DatabasePostgres extends Database {
 			}
 			print "version $this->numeric_version is OK.</li>\n";
 
+			print "<li>Figuring out timezone the database is using...";
+			## Figure out what the local timezone is for this database
+			$wgDBtimezone = 99;
+			if ($this->doQuery("SET datestyle TO ISO")) {
+				$res = $this->doQuery("SELECT substring(now() FROM E'-?\\\d\\\d\$')::int");
+				if ($res) {
+					$wgDBtimezone = pg_fetch_result($res,0,0);
+					print "timezone is '$wgDBtimezone'</li>\n";
+				}
+			}
+			if ($wgDBtimezone === 99) {
+				print "<b>UNKNOWN</b>. Defaulting to '0'</li>\n";
+			}
+
 			$safeuser = $this->quote_ident($wgDBuser);
 			## Are we connecting as a superuser for the first time?
 			if ($wgDBsuperuser) {
-- 
2.20.1