- new: system to notify and upgrade database among developers

git-svn-id: http://piwigo.org/svn/trunk@953 68402e56-0260-453c-a942-63ccdbb3a9ee

1 files changed, 103 insertions, 0 deletions

diff --git a/upgrade_feed.php b/upgrade_feed.php
new file mode 100644
index 000000000..c26390a0d
--- /dev/null
+++ b/upgrade_feed.php
@@ -0,0 +1,103 @@
+<?php
+// +-----------------------------------------------------------------------+
+// | PhpWebGallery - a PHP based picture gallery                           |
+// | Copyright (C) 2002-2003 Pierrick LE GALL - pierrick@phpwebgallery.net |
+// | Copyright (C) 2003-2005 PhpWebGallery Team - http://phpwebgallery.net |
+// +-----------------------------------------------------------------------+
+// | branch        : BSF (Best So Far)
+// | file          : $RCSfile$
+// | last update   : $Date: 2005-09-21 00:04:57 +0200 (mer, 21 sep 2005) $
+// | last modifier : $Author: plg $
+// | revision      : $Revision: 870 $
+// +-----------------------------------------------------------------------+
+// | This program is free software; you can redistribute it and/or modify  |
+// | it under the terms of the GNU General Public License as published by  |
+// | the Free Software Foundation                                          |
+// |                                                                       |
+// | This program is distributed in the hope that it will be useful, but   |
+// | WITHOUT ANY WARRANTY; without even the implied warranty of            |
+// | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU      |
+// | General Public License for more details.                              |
+// |                                                                       |
+// | You should have received a copy of the GNU General Public License     |
+// | along with this program; if not, write to the Free Software           |
+// | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
+// | USA.                                                                  |
+// +-----------------------------------------------------------------------+
+
+define('PHPWG_ROOT_PATH', './');
+
+include_once(PHPWG_ROOT_PATH.'include/functions.inc.php');
+include_once(PHPWG_ROOT_PATH.'admin/include/functions.php');
+include(PHPWG_ROOT_PATH.'include/template.php');
+include(PHPWG_ROOT_PATH.'include/mysql.inc.php');
+
+define('PREFIX_TABLE', $prefixeTable);
+define('UPGRADES_PATH', PHPWG_ROOT_PATH.'install/db');
+
+// +-----------------------------------------------------------------------+
+// |                         Database connection                           |
+// +-----------------------------------------------------------------------+
+
+mysql_connect($cfgHote, $cfgUser, $cfgPassword)
+or die("Could not connect to database server");
+mysql_select_db($cfgBase)
+or die("Could not connect to database");
+
+// +-----------------------------------------------------------------------+
+// |                              Upgrades                                 |
+// +-----------------------------------------------------------------------+
+
+// retrieve already applied upgrades
+$query = '
+SELECT id
+  FROM '.PREFIX_TABLE.'upgrade
+;';
+$applied = array_from_query($query, 'id');
+
+// retrieve existing upgrades
+$existing = array();
+
+if ($contents = opendir(UPGRADES_PATH))
+{
+  while (($node = readdir($contents)) !== false)
+  {
+    if (is_file(UPGRADES_PATH.'/'.$node)
+        and preg_match('/^(.*?)-database\.php$/', $node, $match))
+    {
+      array_push($existing, $match[1]);
+    }
+  }
+}
+natcasesort($existing);
+
+// which upgrades need to be applied?
+$to_apply = array_diff($existing, $applied);
+
+echo '<pre>';
+echo count($to_apply).' upgrades to apply';
+
+foreach ($to_apply as $upgrade_id)
+{
+  unset($upgrade_description);
+  
+  echo "\n\n";
+  echo '=== upgrade '.$upgrade_id."\n";
+
+  // include & execute upgrade script. Each upgrade script must contain
+  // $upgrade_description variable which describe briefly what the upgrade
+  // script does.
+  include(UPGRADES_PATH.'/'.$upgrade_id.'-database.php');
+
+  // notify upgrade
+  $query = '
+INSERT INTO '.PREFIX_TABLE.'upgrade
+  (id, applied, description)
+  VALUES
+  (\''.$upgrade_id.'\', NOW(), \''.$upgrade_description.'\')
+;';
+  pwg_query($query);
+}
+
+echo '</pre>';
+?>
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