63 lines
1.4 KiB
PHP
63 lines
1.4 KiB
PHP
<?php namespace System\DB;
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use System\Config;
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class Manager {
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/**
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* The established database connections.
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*
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* @var array
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*/
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public static $connections = array();
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/**
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* Get a database connection. If no database name is specified, the default
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* connection will be returned as defined in the db configuration file.
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*
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* Note: Database connections are managed as singletons.
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*
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* @param string $connection
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* @return Connection
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*/
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public static function connection($connection = null)
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{
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if (is_null($connection))
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{
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$connection = Config::get('db.default');
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}
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if ( ! array_key_exists($connection, static::$connections))
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{
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if (is_null($config = Config::get('db.connections.'.$connection)))
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{
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throw new \Exception("Database connection [$connection] is not defined.");
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}
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static::$connections[$connection] = new Connection($connection, (object) $config, new Connector);
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}
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return static::$connections[$connection];
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}
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/**
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* Begin a fluent query against a table.
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*
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* @param string $table
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* @param string $connection
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* @return Query
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*/
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public static function table($table, $connection = null)
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{
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return static::connection($connection)->table($table);
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}
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/**
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* Magic Method for calling methods on the default database connection.
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*/
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public static function __callStatic($method, $parameters)
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{
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return call_user_func_array(array(static::connection(), $method), $parameters);
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}
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} |