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authornikrou <nikrou@piwigo.org>2009-12-02 20:27:06 +0000
committernikrou <nikrou@piwigo.org>2009-12-02 20:27:06 +0000
commitfdfaefd17a7b3c91d214a60a27524bb138df3552 (patch)
tree56b7379da093bf2b6fc948215f6091a0cd988433 /admin/include
parentb8c33dcf2035f4cd5a67d918f1a5c490b128f9ae (diff)
Feature 1255 :
- add postgres database engine - change installation process to allow postgres or mysql database git-svn-id: http://piwigo.org/svn/trunk@4410 68402e56-0260-453c-a942-63ccdbb3a9ee
Diffstat (limited to '')
-rw-r--r--admin/include/functions_install.inc.php98
1 files changed, 98 insertions, 0 deletions
diff --git a/admin/include/functions_install.inc.php b/admin/include/functions_install.inc.php
new file mode 100644
index 000000000..1a657a874
--- /dev/null
+++ b/admin/include/functions_install.inc.php
@@ -0,0 +1,98 @@
+<?php
+// +-----------------------------------------------------------------------+
+// | Piwigo - a PHP based picture gallery |
+// +-----------------------------------------------------------------------+
+// | Copyright(C) 2008-2009 Piwigo Team http://piwigo.org |
+// | Copyright(C) 2003-2008 PhpWebGallery Team http://phpwebgallery.net |
+// | Copyright(C) 2002-2003 Pierrick LE GALL http://le-gall.net/pierrick |
+// +-----------------------------------------------------------------------+
+// | 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. |
+// +-----------------------------------------------------------------------+
+
+/**
+ * loads an sql file and executes all queries
+ *
+ * Before executing a query, $replaced is... replaced by $replacing. This is
+ * useful when the SQL file contains generic words. Drop table queries are
+ * not executed.
+ *
+ * @param string filepath
+ * @param string replaced
+ * @param string replacing
+ * @return void
+ */
+function execute_sqlfile($filepath, $replaced, $replacing)
+{
+ $sql_lines = file($filepath);
+ $query = '';
+ foreach ($sql_lines as $sql_line)
+ {
+ $sql_line = trim($sql_line);
+ if (preg_match('/(^--|^$)/', $sql_line))
+ {
+ continue;
+ }
+ $query.= ' '.$sql_line;
+ // if we reached the end of query, we execute it and reinitialize the
+ // variable "query"
+ if (preg_match('/;$/', $sql_line))
+ {
+ $query = trim($query);
+ $query = str_replace($replaced, $replacing, $query);
+ // we don't execute "DROP TABLE" queries
+ if (!preg_match('/^DROP TABLE/i', $query))
+ {
+ global $install_charset_collate;
+ if ( !empty($install_charset_collate) )
+ {
+ if ( preg_match('/^(CREATE TABLE .*)[\s]*;[\s]*/im', $query, $matches) )
+ {
+ $query = $matches[1].' '.$install_charset_collate.';';
+ }
+ }
+ pwg_query($query);
+ }
+ $query = '';
+ }
+ }
+}
+
+/**
+ * Search for database engines available
+ *
+ * We search for functions_DATABASE_ENGINE.inc.php
+ * and we check if the connect function for that database exists
+ *
+ * @return array
+ */
+function available_engines()
+{
+ $engines = array();
+
+ $pattern = PHPWG_ROOT_PATH. 'include/dblayer/functions_%s.inc.php';
+ include_once PHPWG_ROOT_PATH. 'include/dblayer/dblayers.inc.php';
+
+ foreach ($dblayers as $engine_name => $engine)
+ {
+ if (file_exists(sprintf($pattern, $engine_name))
+ && function_exists($engine['function_available']))
+ {
+ $engines[$engine_name] = $engine['engine'];
+ }
+ }
+
+ return $engines;
+}
+?> \ No newline at end of file