440 lines
14 KiB
PHP
440 lines
14 KiB
PHP
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<?php
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/**
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* Zend Framework
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*
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* LICENSE
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*
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* This source file is subject to the new BSD license that is bundled
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* with this package in the file LICENSE.txt.
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* It is also available through the world-wide-web at this URL:
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* http://framework.zend.com/license/new-bsd
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* If you did not receive a copy of the license and are unable to
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* obtain it through the world-wide-web, please send an email
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* to license@zend.com so we can send you a copy immediately.
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*
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* @category Zend
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* @package Zend_Db
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* @subpackage Statement
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* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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* @version $Id: Pdo.php 18079 2009-09-11 17:46:45Z ralph $
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*/
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/**
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* @see Zend_Db_Statement
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*/
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require_once 'Zend/Db/Statement.php';
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/**
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* Proxy class to wrap a PDOStatement object.
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* Matches the interface of PDOStatement. All methods simply proxy to the
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* matching method in PDOStatement. PDOExceptions thrown by PDOStatement
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* are re-thrown as Zend_Db_Statement_Exception.
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*
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* @category Zend
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* @package Zend_Db
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* @subpackage Statement
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* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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*/
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class Zend_Db_Statement_Pdo extends Zend_Db_Statement implements IteratorAggregate
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{
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/**
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* @var int
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*/
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protected $_fetchMode = PDO::FETCH_ASSOC;
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/**
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* Prepare a string SQL statement and create a statement object.
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*
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* @param string $sql
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* @return void
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* @throws Zend_Db_Statement_Exception
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*/
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protected function _prepare($sql)
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{
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try {
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$this->_stmt = $this->_adapter->getConnection()->prepare($sql);
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} catch (PDOException $e) {
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require_once 'Zend/Db/Statement/Exception.php';
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throw new Zend_Db_Statement_Exception($e->getMessage(), $e->getCode(), $e);
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}
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}
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/**
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* Bind a column of the statement result set to a PHP variable.
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*
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* @param string $column Name the column in the result set, either by
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* position or by name.
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* @param mixed $param Reference to the PHP variable containing the value.
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* @param mixed $type OPTIONAL
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* @return bool
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* @throws Zend_Db_Statement_Exception
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*/
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public function bindColumn($column, &$param, $type = null)
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{
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try {
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if ($type === null) {
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return $this->_stmt->bindColumn($column, $param);
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} else {
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return $this->_stmt->bindColumn($column, $param, $type);
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}
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} catch (PDOException $e) {
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require_once 'Zend/Db/Statement/Exception.php';
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throw new Zend_Db_Statement_Exception($e->getMessage(), $e->getCode(), $e);
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}
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}
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/**
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* Binds a parameter to the specified variable name.
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*
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* @param mixed $parameter Name the parameter, either integer or string.
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* @param mixed $variable Reference to PHP variable containing the value.
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* @param mixed $type OPTIONAL Datatype of SQL parameter.
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* @param mixed $length OPTIONAL Length of SQL parameter.
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* @param mixed $options OPTIONAL Other options.
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* @return bool
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* @throws Zend_Db_Statement_Exception
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*/
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protected function _bindParam($parameter, &$variable, $type = null, $length = null, $options = null)
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{
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try {
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if ($type === null) {
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if (is_bool($variable)) {
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$type = PDO::PARAM_BOOL;
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} elseif ($variable === null) {
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$type = PDO::PARAM_NULL;
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} elseif (is_integer($variable)) {
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$type = PDO::PARAM_INT;
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} else {
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$type = PDO::PARAM_STR;
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}
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}
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return $this->_stmt->bindParam($parameter, $variable, $type, $length, $options);
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} catch (PDOException $e) {
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require_once 'Zend/Db/Statement/Exception.php';
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throw new Zend_Db_Statement_Exception($e->getMessage(), $e->getCode(), $e);
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}
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}
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/**
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* Binds a value to a parameter.
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*
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* @param mixed $parameter Name the parameter, either integer or string.
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* @param mixed $value Scalar value to bind to the parameter.
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* @param mixed $type OPTIONAL Datatype of the parameter.
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* @return bool
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* @throws Zend_Db_Statement_Exception
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*/
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public function bindValue($parameter, $value, $type = null)
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{
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if (is_string($parameter) && $parameter[0] != ':') {
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$parameter = ":$parameter";
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}
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$this->_bindParam[$parameter] = $value;
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try {
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if ($type === null) {
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return $this->_stmt->bindValue($parameter, $value);
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} else {
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return $this->_stmt->bindValue($parameter, $value, $type);
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}
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} catch (PDOException $e) {
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require_once 'Zend/Db/Statement/Exception.php';
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throw new Zend_Db_Statement_Exception($e->getMessage(), $e->getCode(), $e);
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}
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}
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/**
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* Closes the cursor, allowing the statement to be executed again.
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*
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* @return bool
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* @throws Zend_Db_Statement_Exception
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*/
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public function closeCursor()
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{
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try {
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return $this->_stmt->closeCursor();
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} catch (PDOException $e) {
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require_once 'Zend/Db/Statement/Exception.php';
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throw new Zend_Db_Statement_Exception($e->getMessage(), $e->getCode(), $e);
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}
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}
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/**
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* Returns the number of columns in the result set.
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* Returns null if the statement has no result set metadata.
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*
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* @return int The number of columns.
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* @throws Zend_Db_Statement_Exception
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*/
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public function columnCount()
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{
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try {
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return $this->_stmt->columnCount();
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} catch (PDOException $e) {
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require_once 'Zend/Db/Statement/Exception.php';
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throw new Zend_Db_Statement_Exception($e->getMessage(), $e->getCode(), $e);
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}
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}
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/**
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* Retrieves the error code, if any, associated with the last operation on
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* the statement handle.
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*
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* @return string error code.
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* @throws Zend_Db_Statement_Exception
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*/
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public function errorCode()
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{
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try {
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return $this->_stmt->errorCode();
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} catch (PDOException $e) {
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require_once 'Zend/Db/Statement/Exception.php';
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throw new Zend_Db_Statement_Exception($e->getMessage(), $e->getCode(), $e);
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}
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}
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/**
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* Retrieves an array of error information, if any, associated with the
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* last operation on the statement handle.
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*
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* @return array
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* @throws Zend_Db_Statement_Exception
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*/
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public function errorInfo()
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{
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try {
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return $this->_stmt->errorInfo();
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} catch (PDOException $e) {
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require_once 'Zend/Db/Statement/Exception.php';
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throw new Zend_Db_Statement_Exception($e->getMessage(), $e->getCode(), $e);
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}
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}
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/**
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* Executes a prepared statement.
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*
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* @param array $params OPTIONAL Values to bind to parameter placeholders.
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* @return bool
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* @throws Zend_Db_Statement_Exception
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*/
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public function _execute(array $params = null)
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{
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try {
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if ($params !== null) {
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return $this->_stmt->execute($params);
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} else {
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return $this->_stmt->execute();
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}
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} catch (PDOException $e) {
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require_once 'Zend/Db/Statement/Exception.php';
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throw new Zend_Db_Statement_Exception($e->getMessage(), $e->getCode(), $e);
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}
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}
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/**
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* Fetches a row from the result set.
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*
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* @param int $style OPTIONAL Fetch mode for this fetch operation.
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* @param int $cursor OPTIONAL Absolute, relative, or other.
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* @param int $offset OPTIONAL Number for absolute or relative cursors.
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* @return mixed Array, object, or scalar depending on fetch mode.
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* @throws Zend_Db_Statement_Exception
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*/
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public function fetch($style = null, $cursor = null, $offset = null)
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{
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if ($style === null) {
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$style = $this->_fetchMode;
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}
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try {
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return $this->_stmt->fetch($style, $cursor, $offset);
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} catch (PDOException $e) {
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require_once 'Zend/Db/Statement/Exception.php';
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throw new Zend_Db_Statement_Exception($e->getMessage(), $e->getCode(), $e);
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}
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}
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/**
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* Required by IteratorAggregate interface
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*
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* @return IteratorIterator
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*/
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public function getIterator()
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{
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return new IteratorIterator($this->_stmt);
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}
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/**
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* Returns an array containing all of the result set rows.
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*
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* @param int $style OPTIONAL Fetch mode.
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* @param int $col OPTIONAL Column number, if fetch mode is by column.
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* @return array Collection of rows, each in a format by the fetch mode.
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* @throws Zend_Db_Statement_Exception
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*/
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public function fetchAll($style = null, $col = null)
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{
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if ($style === null) {
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$style = $this->_fetchMode;
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}
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try {
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if ($style == PDO::FETCH_COLUMN) {
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if ($col === null) {
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$col = 0;
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}
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return $this->_stmt->fetchAll($style, $col);
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} else {
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return $this->_stmt->fetchAll($style);
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}
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} catch (PDOException $e) {
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require_once 'Zend/Db/Statement/Exception.php';
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throw new Zend_Db_Statement_Exception($e->getMessage(), $e->getCode(), $e);
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}
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}
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/**
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* Returns a single column from the next row of a result set.
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*
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* @param int $col OPTIONAL Position of the column to fetch.
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* @return string
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* @throws Zend_Db_Statement_Exception
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*/
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public function fetchColumn($col = 0)
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{
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try {
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return $this->_stmt->fetchColumn($col);
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} catch (PDOException $e) {
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require_once 'Zend/Db/Statement/Exception.php';
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throw new Zend_Db_Statement_Exception($e->getMessage(), $e->getCode(), $e);
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}
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}
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/**
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* Fetches the next row and returns it as an object.
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*
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* @param string $class OPTIONAL Name of the class to create.
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* @param array $config OPTIONAL Constructor arguments for the class.
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* @return mixed One object instance of the specified class.
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* @throws Zend_Db_Statement_Exception
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*/
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public function fetchObject($class = 'stdClass', array $config = array())
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{
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try {
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return $this->_stmt->fetchObject($class, $config);
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} catch (PDOException $e) {
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require_once 'Zend/Db/Statement/Exception.php';
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throw new Zend_Db_Statement_Exception($e->getMessage(), $e->getCode(), $e);
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}
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}
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||
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/**
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* Retrieve a statement attribute.
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*
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* @param integer $key Attribute name.
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* @return mixed Attribute value.
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* @throws Zend_Db_Statement_Exception
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*/
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public function getAttribute($key)
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{
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try {
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return $this->_stmt->getAttribute($key);
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} catch (PDOException $e) {
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require_once 'Zend/Db/Statement/Exception.php';
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throw new Zend_Db_Statement_Exception($e->getMessage(), $e->getCode(), $e);
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}
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}
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||
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/**
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* Returns metadata for a column in a result set.
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*
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|
* @param int $column
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* @return mixed
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* @throws Zend_Db_Statement_Exception
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*/
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public function getColumnMeta($column)
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{
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try {
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return $this->_stmt->getColumnMeta($column);
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} catch (PDOException $e) {
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require_once 'Zend/Db/Statement/Exception.php';
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throw new Zend_Db_Statement_Exception($e->getMessage(), $e->getCode(), $e);
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}
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}
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|
|
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/**
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|
* Retrieves the next rowset (result set) for a SQL statement that has
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* multiple result sets. An example is a stored procedure that returns
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||
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|
* the results of multiple queries.
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||
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|
*
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||
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* @return bool
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* @throws Zend_Db_Statement_Exception
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*/
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public function nextRowset()
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||
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{
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try {
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return $this->_stmt->nextRowset();
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||
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|
} catch (PDOException $e) {
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||
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|
require_once 'Zend/Db/Statement/Exception.php';
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||
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throw new Zend_Db_Statement_Exception($e->getMessage(), $e->getCode(), $e);
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||
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|
}
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||
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}
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|
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||
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/**
|
||
|
|
* Returns the number of rows affected by the execution of the
|
||
|
|
* last INSERT, DELETE, or UPDATE statement executed by this
|
||
|
|
* statement object.
|
||
|
|
*
|
||
|
|
* @return int The number of rows affected.
|
||
|
|
* @throws Zend_Db_Statement_Exception
|
||
|
|
*/
|
||
|
|
public function rowCount()
|
||
|
|
{
|
||
|
|
try {
|
||
|
|
return $this->_stmt->rowCount();
|
||
|
|
} catch (PDOException $e) {
|
||
|
|
require_once 'Zend/Db/Statement/Exception.php';
|
||
|
|
throw new Zend_Db_Statement_Exception($e->getMessage(), $e->getCode(), $e);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Set a statement attribute.
|
||
|
|
*
|
||
|
|
* @param string $key Attribute name.
|
||
|
|
* @param mixed $val Attribute value.
|
||
|
|
* @return bool
|
||
|
|
* @throws Zend_Db_Statement_Exception
|
||
|
|
*/
|
||
|
|
public function setAttribute($key, $val)
|
||
|
|
{
|
||
|
|
try {
|
||
|
|
return $this->_stmt->setAttribute($key, $val);
|
||
|
|
} catch (PDOException $e) {
|
||
|
|
require_once 'Zend/Db/Statement/Exception.php';
|
||
|
|
throw new Zend_Db_Statement_Exception($e->getMessage(), $e->getCode(), $e);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Set the default fetch mode for this statement.
|
||
|
|
*
|
||
|
|
* @param int $mode The fetch mode.
|
||
|
|
* @return bool
|
||
|
|
* @throws Zend_Db_Statement_Exception
|
||
|
|
*/
|
||
|
|
public function setFetchMode($mode)
|
||
|
|
{
|
||
|
|
$this->_fetchMode = $mode;
|
||
|
|
try {
|
||
|
|
return $this->_stmt->setFetchMode($mode);
|
||
|
|
} catch (PDOException $e) {
|
||
|
|
require_once 'Zend/Db/Statement/Exception.php';
|
||
|
|
throw new Zend_Db_Statement_Exception($e->getMessage(), $e->getCode(), $e);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|