public function Step3()
{
// Have we been told to create a new database
$this->db_create = Kit::GetParam('db_create', _POST, _INT);
// Check all parameters have been specified
$this->db_admin_user = Kit::GetParam('admin_username', _POST, _PASSWORD);
$this->db_admin_pass = Kit::GetParam('admin_password', _POST, _PASSWORD);
$this->new_db_host = Kit::GetParam('host', _POST, _STRING);
$this->new_db_user = Kit::GetParam('db_username', _POST, _PASSWORD);
$this->new_db_pass = Kit::GetParam('db_password', _POST, _PASSWORD);
$this->new_db_name = Kit::GetParam('db_name', _POST, _PASSWORD);
$this->existing_db_host = Kit::GetParam('existing_host', _POST, _STRING);
$this->existing_db_user = Kit::GetParam('existing_db_username', _POST, _PASSWORD);
$this->existing_db_pass = Kit::GetParam('existing_db_password', _POST, _PASSWORD);
$this->existing_db_name = Kit::GetParam('existing_db_name', _POST, _PASSWORD);
// If an administrator user name / password has been specified then we should create a new DB
if ($this->db_create == 1) {
// Check details for a new database
if ($this->new_db_host == '') {
throw new Exception(__('Please provide a database host. This is usually localhost.'));
}
if ($this->new_db_user == '') {
throw new Exception(__('Please provide a user for the new database.'));
}
if ($this->new_db_pass == '') {
throw new Exception(__('Please provide a password for the new database.'));
}
if ($this->new_db_name == '') {
throw new Exception(__('Please provide a name for the new database.'));
}
if ($this->db_admin_user == '') {
throw new Exception(__('Please provide an admin user name.'));
}
// Try to create the new database
// Try and connect using these details and create the new database
try {
$dbh = PDOConnect::connect($this->new_db_host, $this->db_admin_user, $this->db_admin_pass);
} catch (Exception $e) {
throw new Exception(sprintf(__('Could not connect to MySQL with the administrator details. Please check and try again. Error Message = [%s]'), $e->getMessage()));
}
// Try to create the new database
try {
$dbh = PDOConnect::init();
$dbh->exec(sprintf('CREATE DATABASE `%s`', $this->new_db_name));
} catch (Exception $e) {
throw new Exception(sprintf(__('Could not create a new database with the administrator details [%s]. Please check and try again. Error Message = [%s]'), $this->db_admin_user, $e->getMessage()));
}
// Try to create the new user
try {
$dbh = PDOConnect::init();
// Create the user and grant privileges
if ($this->new_db_host == 'localhost') {
$dbh->exec(sprintf('GRANT ALL PRIVILEGES ON `%s`.* to %s@%s IDENTIFIED BY %s', $this->new_db_name, $dbh->quote($this->new_db_user), $dbh->quote($this->new_db_host), $dbh->quote($this->new_db_pass)));
} else {
$dbh->exec(sprintf("GRANT ALL PRIVILEGES ON `%s`.* to %s@%% IDENTIFIED BY %s", $this->new_db_name, $dbh->quote($this->new_db_user), $dbh->quote($this->new_db_pass)));
}
// Flush
$dbh->exec('FLUSH PRIVILEGES');
} catch (Exception $e) {
throw new Exception(sprintf(__('Could not create a new user with the administrator details. Please check and try again. Error Message = [%s]'), $e->getMessage()));
}
// Set our DB details
$this->existing_db_host = $this->new_db_host;
$this->existing_db_user = $this->new_db_user;
$this->existing_db_pass = $this->new_db_pass;
$this->existing_db_name = $this->new_db_name;
// Close the connection
PDOConnect::close();
} else {
// Check details for a new database
if ($this->existing_db_host == '') {
throw new Exception(__('Please provide a database host. This is usually localhost.'));
}
if ($this->existing_db_user == '') {
throw new Exception(__('Please provide a user for the existing database.'));
}
if ($this->existing_db_pass == '') {
throw new Exception(__('Please provide a password for the existing database.'));
}
if ($this->existing_db_name == '') {
throw new Exception(__('Please provide a name for the existing database.'));
}
}
// Try and make a connection with this database
try {
$dbh = PDOConnect::connect($this->existing_db_host, $this->existing_db_user, $this->existing_db_pass, $this->existing_db_name);
} catch (Exception $e) {
throw new Exception(sprintf(__('Could not connect to MySQL with the administrator details. Please check and try again. Error Message = [%s]'), $e->getMessage()));
}
// We should have a database that we can access and populate with our tables.
$sql_files = array('structure.sql', 'data.sql');
$sqlStatementCount = 0;
$sql_file = '';
$sql = '';
try {
$dbh = PDOConnect::init();
foreach ($sql_files as $filename) {
$delimiter = ';';
$sql_file = @file_get_contents('install/master/' . $filename);
$sql_file = Install::remove_remarks($sql_file);
$sql_file = Install::split_sql_file($sql_file, $delimiter);
foreach ($sql_file as $sql) {
$sqlStatementCount++;
$dbh->exec($sql);
}
}
} catch (Exception $e) {
throw new Exception(sprintf(__('An error occurred populating the database. Statement number: %d. Error Message = [%s]. File = [%s]. SQL = [%s].'), $sqlStatementCount, $e->getMessage(), $sql_file, $sql));
}
// Write out a new settings.php
$fh = fopen('settings.php', 'wt');
if (!$fh) {
throw new Exception(__('Unable to write to settings.php. We already checked this was possible earlier, so something changed.'));
}
// Generate a secret key for various reasons
$secretKey = Install::gen_secret();
// Escape the password before we write it to disk
$dbh = PDOConnect::init();
$existing_db_pass = addslashes($this->existing_db_pass);
$settings = <<<END
<?php
/*
* Xibo - Digital Signage - http://www.xibo.org.uk
*
* This file is part of Xibo - and is automatically generated by the installer
*
* You should not need to edit this file, unless your SQL connection details have changed.
*/
defined('XIBO') or die(__("Sorry, you are not allowed to directly access this page.") . "<br />" . __("Please press the back button in your browser."));
global \$dbhost;
global \$dbuser;
global \$dbpass;
global \$dbname;
\$dbhost = '{$this->existing_db_host}';
\$dbuser = '******';
\$dbpass = '******';
\$dbname = '{$this->existing_db_name}';
define('SECRET_KEY', '{$secretKey}');
END;
if (!fwrite($fh, $settings)) {
throw new Exception(__('Unable to write to settings.php. We already checked this was possible earlier, so something changed.'));
}
fclose($fh);
// If we get here, we want to move on to the next step.
// This is handled by the calling function (i.e. there is no output from this call, we just reload and move on)
}