113 lines
3.1 KiB
PHP
Executable File
113 lines
3.1 KiB
PHP
Executable File
<?php namespace Illuminate\Database\Connectors;
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class MySqlConnector extends Connector implements ConnectorInterface {
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/**
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* Establish a database connection.
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*
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* @param array $config
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* @return \PDO
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*/
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public function connect(array $config)
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{
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$dsn = $this->getDsn($config);
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$options = $this->getOptions($config);
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// We need to grab the PDO options that should be used while making the brand
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// new connection instance. The PDO options control various aspects of the
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// connection's behavior, and some might be specified by the developers.
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$connection = $this->createConnection($dsn, $config, $options);
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if (isset($config['unix_socket']))
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{
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$connection->exec("use `{$config['database']}`;");
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}
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$collation = $config['collation'];
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// Next we will set the "names" and "collation" on the clients connections so
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// a correct character set will be used by this client. The collation also
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// is set on the server but needs to be set here on this client objects.
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$charset = $config['charset'];
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$names = "set names '$charset'".
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( ! is_null($collation) ? " collate '$collation'" : '');
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$connection->prepare($names)->execute();
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// Next, we will check to see if a timezone has been specified in this config
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// and if it has we will issue a statement to modify the timezone with the
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// database. Setting this DB timezone is an optional configuration item.
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if (isset($config['timezone']))
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{
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$connection->prepare(
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'set time_zone="'.$config['timezone'].'"'
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)->execute();
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}
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// If the "strict" option has been configured for the connection we'll enable
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// strict mode on all of these tables. This enforces some extra rules when
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// using the MySQL database system and is a quicker way to enforce them.
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if (isset($config['strict']) && $config['strict'])
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{
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$connection->prepare("set session sql_mode='STRICT_ALL_TABLES'")->execute();
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}
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return $connection;
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}
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/**
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* Create a DSN string from a configuration.
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*
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* Chooses socket or host/port based on the 'unix_socket' config value.
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*
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* @param array $config
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* @return string
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*/
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protected function getDsn(array $config)
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{
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return $this->configHasSocket($config) ? $this->getSocketDsn($config) : $this->getHostDsn($config);
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}
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/**
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* Determine if the given configuration array has a UNIX socket value.
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*
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* @param array $config
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* @return bool
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*/
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protected function configHasSocket(array $config)
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{
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return isset($config['unix_socket']) && ! empty($config['unix_socket']);
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}
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/**
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* Get the DSN string for a socket configuration.
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*
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* @param array $config
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* @return string
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*/
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protected function getSocketDsn(array $config)
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{
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extract($config);
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return "mysql:unix_socket={$config['unix_socket']};dbname={$database}";
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}
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/**
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* Get the DSN string for a host / port configuration.
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*
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* @param array $config
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* @return string
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*/
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protected function getHostDsn(array $config)
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{
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extract($config);
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return isset($config['port'])
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? "mysql:host={$host};port={$port};dbname={$database}"
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: "mysql:host={$host};dbname={$database}";
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}
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}
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