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<?php
/**
* Elgg installation
* Various functions to assist with installing and upgrading the system
*
* @package Elgg
* @subpackage Core
* @license http://www.gnu.org/licenses/old-licenses/gpl-2.0.html GNU Public License version 2
* @author Curverider Ltd
* @copyright Curverider Ltd 2008
* @link http://elgg.org/
*/
/**
* Returns whether or not the database has been installed
*
* @return true|false Whether the database has been installed
*/
function is_db_installed() {
$tables = get_db_tables();
if (!$tables) {
return false;
}
return true;
}
/**
* Returns whether or not other settings have been set
*
* @return true|false Whether or not the rest of the installation has been followed through with
*/
function is_installed() {
global $CONFIG;
if (!empty($CONFIG->path))
return true;
return false;
}
/**
* Function that gets run once, when the system is first installed
*
*/
function install_prerequisites() {
// Load existing config
global $CONFIG;
// Create a new Elgg site
$site = new ElggSite();
$site->save();
// Set datalist alerting us to the fact that the default site is this one
datalist_set('default_site',$site->getGUID());
}
/**
* Functions to be run at install init-time.
*
*/
function install_init() {
// Run the install_prerequisites function just once
run_function_once("install_prerequisites");
}
// Make sure install_boot gets called on system book
register_event_handler('init','system','install_init',1);
?>
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