You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
190 lines
5.8 KiB
190 lines
5.8 KiB
<?php
|
|
|
|
// +---------------------------------------------------------------------------+
|
|
// | This file is part of the core package. |
|
|
// | Copyright (c) laiketui.com |
|
|
// | |
|
|
// | For the full copyright and license information, please view the LICENSE |
|
|
// | file that was distributed with this source code. You can also view the |
|
|
// | LICENSE file online at http://www.laiketui.com |
|
|
// +---------------------------------------------------------------------------+
|
|
|
|
/**
|
|
* DatabaseConfigHandler allows you to setup database connections in a
|
|
* configuration file that will be created for you automatically upon first
|
|
* request.
|
|
*
|
|
* @package laiketui
|
|
* @subpackage config
|
|
*
|
|
* @author ketter (ketter@laiketui.com)
|
|
* @since 3.0.0
|
|
*/
|
|
class DatabaseConfigHandler extends IniConfigHandler
|
|
{
|
|
|
|
// +-----------------------------------------------------------------------+
|
|
// | METHODS |
|
|
// +-----------------------------------------------------------------------+
|
|
|
|
/**
|
|
* Execute this configuration handler.
|
|
*
|
|
* @param string An absolute filesystem path to a configuration file.
|
|
*
|
|
* @return string Data to be written to a cache file.
|
|
*
|
|
* @throws <b>ConfigurationException</b> If a requested configuration file
|
|
* does not exist or is not readable.
|
|
* @throws <b>ParseException</b> If a requested configuration file is
|
|
* improperly formatted.
|
|
*
|
|
* @author ketter (ketter@laiketui.com)
|
|
* @since 3.0.0
|
|
*/
|
|
public function & execute ($config)
|
|
{
|
|
|
|
// set our required categories list and initialize our handler
|
|
$categories = array('required_categories' => array('databases'));
|
|
|
|
$this->initialize($categories);
|
|
|
|
// parse the ini
|
|
$ini = $this->parseIni($config);
|
|
|
|
// init our data and includes arrays
|
|
$data = array();
|
|
$databases = array();
|
|
$includes = array();
|
|
|
|
// get a list of database connections
|
|
foreach ($ini['databases'] as $key => &$value)
|
|
{
|
|
|
|
$value = trim($value);
|
|
|
|
// is this category already registered?
|
|
if (in_array($value, $databases))
|
|
{
|
|
|
|
// this category is already registered
|
|
$error = 'Configuration file "%s" specifies previously ' .
|
|
'registered category "%s"';
|
|
$error = sprintf($error, $config, $value);
|
|
|
|
throw new ParseException($error);
|
|
|
|
}
|
|
|
|
// see if we have the category registered for this database
|
|
if (!isset($ini[$value]))
|
|
{
|
|
|
|
// missing required key
|
|
$error = 'Configuration file "%s" specifies nonexistent ' .
|
|
'category "%s"';
|
|
$error = sprintf($error, $config, $value);
|
|
|
|
throw new ParseException($error);
|
|
|
|
}
|
|
|
|
// add this database
|
|
$databases[$key] = $value;
|
|
|
|
}
|
|
|
|
// make sure we have a default database registered
|
|
if (!isset($databases['default']))
|
|
{
|
|
|
|
// missing default database
|
|
$error = 'Configuration file "%s" must specify a default ' .
|
|
'database configuration';
|
|
$error = sprintf($error, $config);
|
|
|
|
throw new ParseException($error);
|
|
|
|
}
|
|
|
|
// let's do our fancy work
|
|
foreach ($ini as $category => &$keys)
|
|
{
|
|
|
|
if (!in_array($category, $databases))
|
|
{
|
|
|
|
// skip this unspecified category
|
|
continue;
|
|
|
|
}
|
|
|
|
if (!isset($keys['class']))
|
|
{
|
|
|
|
// missing class key
|
|
$error = 'Configuration file "%s" specifies category ' .
|
|
'"%s" with missing class key';
|
|
$error = sprintf($error, $config, $category);
|
|
|
|
throw new ParseException($error);
|
|
|
|
}
|
|
|
|
$class =& $keys['class'];
|
|
|
|
if (isset($keys['file']))
|
|
{
|
|
|
|
// we have a file to include
|
|
$file =& $keys['file'];
|
|
$file = $this->replaceConstants($file);
|
|
$file = $this->replacePath($file);
|
|
|
|
if (!is_readable($file))
|
|
{
|
|
|
|
// database file doesn't exist
|
|
$error = 'Configuration file "%s" specifies class "%s" ' .
|
|
'with nonexistent or unreadable file "%s"';
|
|
$error = sprintf($error, $config, $class, $file);
|
|
|
|
throw new ParseException($error);
|
|
|
|
}
|
|
|
|
// append our data
|
|
$tmp = "require_once('%s');";
|
|
$includes[] = sprintf($tmp, $file);
|
|
|
|
}
|
|
|
|
// parse parameters
|
|
$parameters =& ParameterParser::parse($keys);
|
|
|
|
// append new data
|
|
$tmp = "\$database = new %s();\n" .
|
|
"\$database->initialize(%s);\n" .
|
|
"\$this->databases['%s'] = \$database;";
|
|
|
|
$data[] = sprintf($tmp, $class, $parameters,
|
|
array_search($category, $databases));
|
|
|
|
}
|
|
|
|
// compile data
|
|
$retval = "<?php\n" .
|
|
"// auth-generated by DatabaseConfigHandler\n" .
|
|
"// date: %s\n%s\n%s\n?>";
|
|
|
|
$retval = sprintf($retval, date('m/d/Y H:i:s'),
|
|
implode("\n", $includes), implode("\n", $data));
|
|
|
|
return $retval;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
?>
|