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<?php |
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/** |
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* Mysql work class |
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* |
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* @author Alexey Krupskiy <[email protected]> |
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* @link http://inji.ru/ |
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* @copyright 2015 Alexey Krupskiy |
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* @license https://github.com/injitools/cms-Inji/blob/master/LICENSE |
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*/ |
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namespace Db; |
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class Mysql extends \Object { |
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public $config = []; // настройки подключения выбраной базы |
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public $connect = false; // ярлык соединения с MySQL |
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public $encoding = 'utf-8'; // установленная кодировка |
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public $db_name = 'test'; // выбраная в данный момент база |
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public $table_prefix = 'inji_'; // префикс названий таблиц |
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public $pdo = null; |
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public $lastQuery = ''; |
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public $last_error = ''; |
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public $noConnectAbort = false; |
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public $dbInstance = null; |
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/** |
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* Подключение к MySQL |
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*/ |
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public function init($connect_options) { |
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extract($connect_options); |
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if (isset($db_name)) { |
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$this->db_name = $db_name; |
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} |
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if (isset($encoding)) { |
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$this->encoding = $encoding; |
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} |
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if (isset($table_prefix)) { |
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$this->table_prefix = $table_prefix; |
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} |
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if (isset($noConnectAbort)) { |
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$this->noConnectAbort = $noConnectAbort; |
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} |
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$dsn = "mysql:host=$host;port=$port;dbname=$db_name;charset=$encoding"; |
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$dt = new \DateTime(); |
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$offset = $dt->format("P"); |
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$opt = array( |
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\PDO::ATTR_ERRMODE => \PDO::ERRMODE_EXCEPTION, |
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\PDO::ATTR_DEFAULT_FETCH_MODE => \PDO::FETCH_ASSOC, |
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\PDO::MYSQL_ATTR_INIT_COMMAND => "SET time_zone = '{$offset}'" |
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); |
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$this->pdo = new \PDO($dsn, $user, $pass, $opt); |
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$error = $this->pdo->errorInfo(); |
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if ((int) $error[0]) { |
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if ($this->noConnectAbort) { |
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return false; |
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} else { |
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INJI_SYSTEM_ERROR($error[2], true); |
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} |
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} else { |
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$this->connect = true; |
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$query = new Mysql\Query($this); |
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$query->query("SET SQL_BIG_SELECTS=1"); |
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$query->query("SET SESSION sql_mode = 'NO_ENGINE_SUBSTITUTION'"); |
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return true; |
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} |
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} |
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public function getTableCols($table_name) { |
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$query = new Mysql\Query($this); |
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return $query->query("SHOW COLUMNS FROM `{$this->db_name}`.{$this->table_prefix}{$table_name}")->getArray('Field'); |
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} |
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public function tableExist($tableName) { |
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$query = new Mysql\Query($this); |
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return (bool) $query->query("SHOW TABLES FROM `{$this->db_name}` LIKE '{$this->table_prefix}{$tableName}'")->getArray(); |
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} |
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public function addCol($table = false, $name = false, $param = 'TEXT NOT NULL') { |
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if (!$table || !$name) { |
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return false; |
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} |
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if ($param == 'pk') { |
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$param = "int(11) NOT NULL AUTO_INCREMENT, PRIMARY KEY (`{$name}`)"; |
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} |
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$query = new Mysql\Query($this); |
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return $query->query("ALTER TABLE `{$this->db_name}`.`{$this->table_prefix}{$table}` ADD `{$name}` {$param}"); |
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} |
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public function delCol($table = false, $name = false) { |
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if (!$table || !$name) { |
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return false; |
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} |
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$query = new Mysql\Query($this); |
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return $query->query("ALTER TABLE `{$this->db_name}`.`{$this->table_prefix}{$table}` DROP `{$name}`"); |
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} |
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public function getTables() { |
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$query = new Mysql\Query($this); |
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$data = $query->query("SHOW TABLES")->getArray(); |
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$tables = []; |
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foreach ($data as $info) { |
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$tables[] = $info['Tables_in_' . $this->db_name]; |
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} |
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return $tables; |
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} |
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public function deleteTable($tableName) { |
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if(!$tableName){ |
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return true; |
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} |
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$query = new Mysql\Query($this); |
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return $query->query("DROP TABLE IF EXISTS {$tableName}")->fetch(); |
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} |
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} |
injitools /
cms-Inji
