/** * Special handling for PDO query(). * All bind parameter names must begin with ':' * * @param string|\libDb\Select $sql The SQL statement with placeholders. * @param array $bind An array of data to bind to the placeholders. * @return Pdo * @throws \libDb\Statement\Exception To re-throw PDOException. */ public function query($sql, $bind = array()) { if (empty($bind) && $sql instanceof \libDb\Select) { $bind = $sql->getBind(); } if (is_array($bind)) { foreach ($bind as $name => $value) { if (!is_int($name) && !preg_match('/^:/', $name)) { $newName = ":{$name}"; unset($bind[$name]); $bind[$newName] = $value; } } } try { return parent::query($sql, $bind); } catch (\PDOException $e) { throw new \libDb\Statement\Exception($e->getMessage(), $e->getCode(), $e); } }
/** * Performs a validation on the select query before passing back to the parent class. * Ensures that only columns from the primary \libDb\Table are returned in the result. * * @return string|null This object as a SELECT string (or null if a string cannot be produced) */ public function assemble() { $fields = $this->getPart(\libDb\Table\Select::COLUMNS); $primary = $this->_info[AbstractTable::NAME]; $schema = $this->_info[AbstractTable::SCHEMA]; if (count($this->_parts[self::UNION]) == 0) { // If no fields are specified we assume all fields from primary table if (!count($fields)) { $this->from($primary, self::SQL_WILDCARD, $schema); $fields = $this->getPart(\libDb\Table\Select::COLUMNS); } $from = $this->getPart(\libDb\Table\Select::FROM); if ($this->_integrityCheck !== false) { foreach ($fields as $columnEntry) { list($table, $column) = $columnEntry; // Check each column to ensure it only references the primary table if ($column) { if (!isset($from[$table]) || $from[$table]['tableName'] != $primary) { throw new \libDb\Table\Select\Exception('Select query cannot join with another table'); } } } } } return parent::assemble(); }
/** * Generate ORDER clause from user-supplied string or array * * @param string|array $order OPTIONAL An SQL ORDER clause. * @return Select */ protected function _order(Select $select, $order) { if (!is_array($order)) { $order = array($order); } foreach ($order as $val) { $select->order($val); } return $select; }