/** * Non-persistent database connection * * @param bool * @return object */ public function db_connect($persistent = FALSE) { /* Prior to PHP 5.3.6, even if the charset was supplied in the DSN * on connect - it was ignored. This is a work-around for the issue. * * Reference: http://www.php.net/manual/en/ref.pdo-mysql.connection.php */ if (!is_php('5.3.6') && !empty($this->char_set)) { $this->options[PDO::MYSQL_ATTR_INIT_COMMAND] = 'SET NAMES ' . $this->char_set . (empty($this->dbcollat) ? '' : ' COLLATE ' . $this->dbcollat); } return parent::db_connect($persistent); }
/** * Non-persistent database connection * * @param bool * @return object */ public function db_connect($persistent = FALSE) { $this->conn_id = parent::db_connect($persistent); if (!is_object($this->conn_id)) { return $this->conn_id; } // Determine how identifiers are escaped $query = $this->query('SELECT CASE WHEN (@@OPTIONS | 256) = @@OPTIONS THEN 1 ELSE 0 END AS qi'); $query = $query->row_array(); $this->_quoted_identifier = empty($query) ? FALSE : (bool) $query['qi']; $this->_escape_char = $this->_quoted_identifier ? '"' : array('[', ']'); return $this->conn_id; }
/** * Database connection * * @param bool $persistent * @return object */ public function db_connect($persistent = FALSE) { $this->conn_id = parent::db_connect($persistent); if (is_object($this->conn_id) && !empty($this->schema)) { $this->simple_query('SET search_path TO ' . $this->schema . ',public'); } return $this->conn_id; }
/** * Non-persistent database connection * * @param bool * @return object */ public function db_connect($persistent = FALSE) { if (!empty($this->char_set) && preg_match('/utf[^8]*8/i', $this->char_set)) { $this->options[PDO::SQLSRV_ENCODING_UTF8] = 1; } $this->conn_id = parent::db_connect($persistent); if (!is_object($this->conn_id) or is_bool($this->_quoted_identifier)) { return $this->conn_id; } // Determine how identifiers are escaped $query = $this->query('SELECT CASE WHEN (@@OPTIONS | 256) = @@OPTIONS THEN 1 ELSE 0 END AS qi'); $query = $query->row_array(); $this->_quoted_identifier = empty($query) ? FALSE : (bool) $query['qi']; $this->_escape_char = $this->_quoted_identifier ? '"' : array('[', ']'); return $this->conn_id; }
/** * Database connection * * @param bool $persistent * @return object */ public function db_connect($persistent = FALSE) { /* Prior to PHP 5.3.6, even if the charset was supplied in the DSN * on connect - it was ignored. This is a work-around for the issue. * * Reference: http://www.php.net/manual/en/ref.pdo-mysql.connection.php */ if (!is_php('5.3.6') && !empty($this->char_set)) { $this->options[PDO::MYSQL_ATTR_INIT_COMMAND] = 'SET NAMES ' . $this->char_set . (empty($this->dbcollat) ? '' : ' COLLATE ' . $this->dbcollat); } if ($this->stricton) { if (empty($this->options[PDO::MYSQL_ATTR_INIT_COMMAND])) { $this->options[PDO::MYSQL_ATTR_INIT_COMMAND] = 'SET SESSION sql_mode="STRICT_ALL_TABLES"'; } else { $this->options[PDO::MYSQL_ATTR_INIT_COMMAND] .= ', @@session.sql_mode = "STRICT_ALL_TABLES"'; } } if ($this->compress === TRUE) { $this->options[PDO::MYSQL_ATTR_COMPRESS] = TRUE; } // SSL support was added to PDO_MYSQL in PHP 5.3.7 if (is_array($this->encrypt) && is_php('5.3.7')) { $ssl = array(); empty($this->encrypt['ssl_key']) or $ssl[PDO::MYSQL_ATTR_SSL_KEY] = $this->encrypt['ssl_key']; empty($this->encrypt['ssl_cert']) or $ssl[PDO::MYSQL_ATTR_SSL_CERT] = $this->encrypt['ssl_cert']; empty($this->encrypt['ssl_ca']) or $ssl[PDO::MYSQL_ATTR_SSL_CA] = $this->encrypt['ssl_ca']; empty($this->encrypt['ssl_capath']) or $ssl[PDO::MYSQL_ATTR_SSL_CAPATH] = $this->encrypt['ssl_capath']; empty($this->encrypt['ssl_cipher']) or $ssl[PDO::MYSQL_ATTR_SSL_CIPHER] = $this->encrypt['ssl_cipher']; // DO NOT use array_merge() here! // It re-indexes numeric keys and the PDO_MYSQL_ATTR_SSL_* constants are integers. empty($ssl) or $this->options += $ssl; } // Prior to version 5.7.3, MySQL silently downgrades to an unencrypted connection if SSL setup fails if (($pdo = parent::db_connect($persistent)) !== FALSE && !empty($ssl) && version_compare($pdo->getAttribute(PDO::ATTR_CLIENT_VERSION), '5.7.3', '<=') && empty($pdo->query("SHOW STATUS LIKE 'ssl_cipher'")->fetchObject()->Value)) { $message = 'PDO_MYSQL was configured for an SSL connection, but got an unencrypted connection instead!'; log_message('error', $message); return $this->db->db_debug ? $this->db->display_error($message, '', TRUE) : FALSE; } return $pdo; }
/** * Database connection. * * @param bool $persistent * * @return object */ public function db_connect($persistent = false) { if ($persistent === true) { log_message('debug', "dblib driver doesn't support persistent connections"); } $this->conn_id = parent::db_connect(false); if (!is_object($this->conn_id)) { return $this->conn_id; } // Determine how identifiers are escaped $query = $this->query('SELECT CASE WHEN (@@OPTIONS | 256) = @@OPTIONS THEN 1 ELSE 0 END AS qi'); $query = $query->row_array(); $this->_quoted_identifier = empty($query) ? false : (bool) $query['qi']; $this->_escape_char = $this->_quoted_identifier ? '"' : ['[', ']']; return $this->conn_id; }
/** * Database connection * * @param bool $persistent * @return object * @todo SSL support */ public function db_connect($persistent = FALSE) { /* Prior to PHP 5.3.6, even if the charset was supplied in the DSN * on connect - it was ignored. This is a work-around for the issue. * * Reference: http://www.php.net/manual/en/ref.pdo-mysql.connection.php */ if (!is_php('5.3.6') && !empty($this->char_set)) { $this->options[PDO::MYSQL_ATTR_INIT_COMMAND] = 'SET NAMES ' . $this->char_set . (empty($this->dbcollat) ? '' : ' COLLATE ' . $this->dbcollat); } if ($this->stricton) { if (empty($this->options[PDO::MYSQL_ATTR_INIT_COMMAND])) { $this->options[PDO::MYSQL_ATTR_INIT_COMMAND] = 'SET SESSION sql_mode="STRICT_ALL_TABLES"'; } else { $this->options[PDO::MYSQL_ATTR_INIT_COMMAND] .= ', @@session.sql_mode = "STRICT_ALL_TABLES"'; } } if ($this->compress === TRUE) { $this->options[PDO::MYSQL_ATTR_COMPRESS] = TRUE; } return parent::db_connect($persistent); }
/** * Database connection * * @param bool $persistent * @return object */ public function db_connect($persistent = FALSE) { if (isset($this->stricton)) { if ($this->stricton) { $sql = 'CONCAT(@@sql_mode, ",", "STRICT_ALL_TABLES")'; } else { $sql = 'REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE( @@sql_mode, "STRICT_ALL_TABLES,", ""), ",STRICT_ALL_TABLES", ""), "STRICT_ALL_TABLES", ""), "STRICT_TRANS_TABLES,", ""), ",STRICT_TRANS_TABLES", ""), "STRICT_TRANS_TABLES", "")'; } if (!empty($sql)) { if (empty($this->options[PDO::MYSQL_ATTR_INIT_COMMAND])) { $this->options[PDO::MYSQL_ATTR_INIT_COMMAND] = 'SET SESSION sql_mode = ' . $sql; } else { $this->options[PDO::MYSQL_ATTR_INIT_COMMAND] .= ', @@session.sql_mode = ' . $sql; } } } return parent::db_connect($persistent); }
/** * Database connection * * @param bool $persistent * @return object */ public function db_connect($persistent = FALSE) { if (isset($this->stricton)) { if ($this->stricton) { $sql = 'CONCAT(@@sql_mode, ",", "STRICT_ALL_TABLES")'; } else { $sql = 'REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE( @@sql_mode, "STRICT_ALL_TABLES,", ""), ",STRICT_ALL_TABLES", ""), "STRICT_ALL_TABLES", ""), "STRICT_TRANS_TABLES,", ""), ",STRICT_TRANS_TABLES", ""), "STRICT_TRANS_TABLES", "")'; } if (!empty($sql)) { if (empty($this->options[PDO::MYSQL_ATTR_INIT_COMMAND])) { $this->options[PDO::MYSQL_ATTR_INIT_COMMAND] = 'SET SESSION sql_mode = ' . $sql; } else { $this->options[PDO::MYSQL_ATTR_INIT_COMMAND] .= ', @@session.sql_mode = ' . $sql; } } } if ($this->compress === TRUE) { $this->options[PDO::MYSQL_ATTR_COMPRESS] = TRUE; } if (is_array($this->encrypt)) { $ssl = array(); empty($this->encrypt['ssl_key']) or $ssl[PDO::MYSQL_ATTR_SSL_KEY] = $this->encrypt['ssl_key']; empty($this->encrypt['ssl_cert']) or $ssl[PDO::MYSQL_ATTR_SSL_CERT] = $this->encrypt['ssl_cert']; empty($this->encrypt['ssl_ca']) or $ssl[PDO::MYSQL_ATTR_SSL_CA] = $this->encrypt['ssl_ca']; empty($this->encrypt['ssl_capath']) or $ssl[PDO::MYSQL_ATTR_SSL_CAPATH] = $this->encrypt['ssl_capath']; empty($this->encrypt['ssl_cipher']) or $ssl[PDO::MYSQL_ATTR_SSL_CIPHER] = $this->encrypt['ssl_cipher']; // DO NOT use array_merge() here! // It re-indexes numeric keys and the PDO_MYSQL_ATTR_SSL_* constants are integers. empty($ssl) or $this->options += $ssl; } // Prior to version 5.7.3, MySQL silently downgrades to an unencrypted connection if SSL setup fails if (($pdo = parent::db_connect($persistent)) !== FALSE && !empty($ssl) && version_compare($pdo->getAttribute(PDO::ATTR_CLIENT_VERSION), '5.7.3', '<=') && empty($pdo->query("SHOW STATUS LIKE 'ssl_cipher'")->fetchObject()->Value)) { $message = 'PDO_MYSQL was configured for an SSL connection, but got an unencrypted connection instead!'; log_message('error', $message); return $this->db->db_debug ? $this->db->display_error($message, '', TRUE) : FALSE; } return $pdo; }