From 278e2dd3095b626c6acc413229cab59c39f45126 Mon Sep 17 00:00:00 2001
From: Steven Wittens <steven@10.no-reply.drupal.org>
Date: Thu, 20 Oct 2005 21:30:50 +0000
Subject: - Add maintenance-page error screens when the php module for the
 dbtype is not loaded (just showed a blank screen before)

---
 includes/database.mysql.inc  | 9 +++++++++
 includes/database.mysqli.inc | 9 +++++++++
 includes/database.pgsql.inc  | 9 +++++++++
 3 files changed, 27 insertions(+)

(limited to 'includes')

diff --git a/includes/database.mysql.inc b/includes/database.mysql.inc
index 7b307a3c5..8f96dc3bb 100644
--- a/includes/database.mysql.inc
+++ b/includes/database.mysql.inc
@@ -21,6 +21,15 @@
  * (e.g. your database and web server live on different machines).
  */
 function db_connect($url) {
+  // Check if MySQL support is present in PHP
+  if (!function_exists('mysql_connect')) {
+    drupal_maintenance_theme();
+    drupal_set_title('PHP MySQL support not enabled');
+    print theme('maintenance_page', '<p>We were unable to use the MySQL database because the MySQL extension for PHP is not installed. Check your <code>PHP.ini</code> to see how you can enable it.</p>
+<p>For more help, see the <a href="http://drupal.org/node/258">Installation and upgrading handbook</a>. If you are unsure what these terms mean you should probably contact your hosting provider.</p>');
+    exit;
+  }
+
   $url = parse_url($url);
 
   // Allow for non-standard MySQL port.
diff --git a/includes/database.mysqli.inc b/includes/database.mysqli.inc
index 779a4a909..f96f89659 100644
--- a/includes/database.mysqli.inc
+++ b/includes/database.mysqli.inc
@@ -21,6 +21,15 @@
  * Note that mysqli does not support persistent connections.
  */
 function db_connect($url) {
+  // Check if MySQLi support is present in PHP
+  if (!function_exists('mysqli_init')) {
+    drupal_maintenance_theme();
+    drupal_set_title('PHP MySQL support not enabled');
+    print theme('maintenance_page', '<p>We were unable to use the MySQL database because the MySQLi extension for PHP is not installed. Check your <code>PHP.ini</code> to see how you can enable it.</p>
+<p>For more help, see the <a href="http://drupal.org/node/258">Installation and upgrading handbook</a>. If you are unsure what these terms mean you should probably contact your hosting provider.</p>');
+    exit;
+  }
+
   $url = parse_url($url);
 
   // Allow for non-standard MySQL port.
diff --git a/includes/database.pgsql.inc b/includes/database.pgsql.inc
index 4cfa74f82..89b693bab 100644
--- a/includes/database.pgsql.inc
+++ b/includes/database.pgsql.inc
@@ -21,6 +21,15 @@
  * (e.g. your database and web server live on different machines).
  */
 function db_connect($url) {
+   // Check if MySQL support is present in PHP
+  if (!function_exists('pg_connect')) {
+    drupal_maintenance_theme();
+    drupal_set_title('PHP PostgreSQL support not enabled');
+    print theme('maintenance_page', '<p>We were unable to use the PostgreSQL database because the PostgreSQL extension for PHP is not installed. Check your <code>PHP.ini</code> to see how you can enable it.</p>
+<p>For more help, see the <a href="http://drupal.org/node/258">Installation and upgrading handbook</a>. If you are unsure what these terms mean you should probably contact your hosting provider.</p>');
+    exit;
+  }
+
   $url = parse_url($url);
 
   $conn_string = ' user='. $url['user'] .' dbname='. substr($url['path'], 1) .' password='. $url['pass'] . ' host=' . $url['host'];
-- 
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