diff options
Diffstat (limited to 'admin/include/functions_install.inc.php')
| -rw-r--r-- | admin/include/functions_install.inc.php | 98 |
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; +} +?>
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