1: <?php namespace Laravel\Database\Connectors; use PDO;
 2: 
 3: abstract class Connector {
 4: 
 5:     /**
 6:      * The PDO connection options.
 7:      *
 8:      * @var array
 9:      */
10:     protected $options = array(
11:             PDO::ATTR_CASE => PDO::CASE_LOWER,
12:             PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
13:             PDO::ATTR_ORACLE_NULLS => PDO::NULL_NATURAL,
14:             PDO::ATTR_STRINGIFY_FETCHES => false,
15:             PDO::ATTR_EMULATE_PREPARES => false,
16:     );
17: 
18:     /**
19:      * Establish a PDO database connection.
20:      *
21:      * @param  array  $config
22:      * @return PDO
23:      */
24:     abstract public function connect($config);
25: 
26:     /**
27:      * Get the PDO connection options for the configuration.
28:      *
29:      * Developer specified options will override the default connection options.
30:      *
31:      * @param  array  $config
32:      * @return array
33:      */
34:     protected function options($config)
35:     {
36:         $options = (isset($config['options'])) ? $config['options'] : array();
37: 
38:         return $options + $this->options;
39:     }
40: 
41: }