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<?php
// +-----------------------------------------------------------------------+
// | Piwigo - a PHP based photo gallery |
// +-----------------------------------------------------------------------+
// | Copyright(C) 2008-2012 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, $dblayer)
{
$sql_lines = file($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))
{
if ('mysql' == $dblayer)
{
if ( preg_match('/^(CREATE TABLE .*)[\s]*;[\s]*/im', $query, $matches) )
{
$query = $matches[1].' DEFAULT CHARACTER SET utf8'.';';
}
}
pwg_query($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)))
{
$engines[$engine_name]['label'] = $engine['engine'];
$engines[$engine_name]['available'] = false;
if (isset($engine['function_available'])
&& function_exists($engine['function_available']))
{
$engines[$engine_name]['available'] = true;
}
elseif (isset($engine['class_available'])
&& class_exists($engine['class_available']))
{
$engines[$engine_name]['available'] = true;
}
}
}
if ($engines['sqlite']['available'] and !$engines['pdo-sqlite']['available'])
{
unset($engines['pdo-sqlite']);
}
elseif ($engines['pdo-sqlite']['available'] and !$engines['sqlite']['available'])
{
unset($engines['sqlite']);
}
elseif (DEFAULT_DB_SQLITE=='native')
{
unset($engines['pdo-sqlite']);
}
else
{
unset($engines['sqlite']);
}
return $engines;
}
/**
* Automatically activate all core themes in the "themes" directory.
*
* @return void
*/
function activate_core_themes()
{
include_once(PHPWG_ROOT_PATH.'admin/include/themes.class.php');
$themes = new themes();
foreach ($themes->fs_themes as $theme_id => $fs_theme)
{
if (in_array($theme_id, array('Sylvia', 'clear', 'dark')))
{
$themes->perform_action('activate', $theme_id);
}
}
}
function install_db_connect(&$infos, &$errors)
{
global $pwg_db_link;
try
{
$pwg_db_link = pwg_db_connect($_POST['dbhost'], $_POST['dbuser'], $_POST['dbpasswd'], $_POST['dbname']);
if ($pwg_db_link)
{
pwg_db_check_version();
}
}
catch (Exception $e)
{
array_push( $errors, l10n($e->getMessage()));
}
}
?>
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