401 lines
11 KiB
PHP
401 lines
11 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 Test
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* @subpackage PHPUnit
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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: DbStatement.php 18391 2009-09-24 18:11:51Z beberlei $
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*/
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require_once "Zend/Db/Statement/Interface.php";
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/**
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* Testing Database Statement that acts as a stack to SQL resultsets.
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*
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* @category Zend
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* @package Zend_Test
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* @subpackage PHPUnit
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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_Test_DbStatement implements Zend_Db_Statement_Interface
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{
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/**
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* @var array
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*/
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protected $_fetchStack = array();
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/**
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* @var int
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*/
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protected $_columnCount = 0;
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/**
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* @var int
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*/
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protected $_rowCount = 0;
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/**
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* @var Zend_Db_Profiler_Query
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*/
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protected $_queryProfile = null;
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/**
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* Create a Select statement which returns the given array of rows.
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*
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* @param array $rows
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* @return Zend_Test_DbStatement
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*/
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static public function createSelectStatement(array $rows=array())
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{
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$stmt = new Zend_Test_DbStatement();
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foreach($rows AS $row) {
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$stmt->append($row);
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}
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return $stmt;
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}
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/**
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* Create an Insert Statement
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*
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* @param int $affectedRows
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* @return Zend_Test_DbStatement
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*/
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static public function createInsertStatement($affectedRows=0)
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{
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return self::_createRowCountStatement($affectedRows);
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}
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/**
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* Create an Delete Statement
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*
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* @param int $affectedRows
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* @return Zend_Test_DbStatement
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*/
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static public function createDeleteStatement($affectedRows=0)
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{
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return self::_createRowCountStatement($affectedRows);
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}
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/**
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* Create an Update Statement
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*
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* @param int $affectedRows
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* @return Zend_Test_DbStatement
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*/
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static public function createUpdateStatement($affectedRows=0)
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{
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return self::_createRowCountStatement($affectedRows);
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}
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/**
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* Create a Row Count Statement
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*
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* @param int $affectedRows
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* @return Zend_Test_DbStatement
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*/
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static protected function _createRowCountStatement($affectedRows)
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{
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$stmt = new Zend_Test_DbStatement();
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$stmt->setRowCount($affectedRows);
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return $stmt;
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}
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/**
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* @param Zend_Db_Profiler_Query $qp
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*/
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public function setQueryProfile(Zend_Db_Profiler_Query $qp)
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{
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$this->_queryProfile = $qp;
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}
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/**
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* @param int $rowCount
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*/
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public function setRowCount($rowCount)
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{
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$this->_rowCount = $rowCount;
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}
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/**
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* Append a new row to the fetch stack.
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*
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* @param array $row
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*/
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public function append($row)
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{
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$this->_columnCount = count($row);
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$this->_fetchStack[] = $row;
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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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return true;
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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 $options OPTIONAL Other options.
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* @return bool
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* @throws Zend_Db_Statement_Exception
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*/
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public function bindParam($parameter, &$variable, $type = null, $length = null, $options = null)
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{
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if($this->_queryProfile !== null) {
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$this->_queryProfile->bindParam($parameter, $variable);
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}
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return true;
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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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return true;
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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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return true;
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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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return $this->_columnCount;
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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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return false;
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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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return false;
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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 $params = array())
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{
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if($this->_queryProfile !== null) {
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$this->_queryProfile->bindParams($params);
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$this->_queryProfile->end();
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}
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return true;
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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, $offset = null)
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{
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if(count($this->_fetchStack)) {
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$row = array_shift($this->_fetchStack);
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return $row;
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} else {
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return false;
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}
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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, $col = null)
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{
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$rows = $this->_fetchStack;
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$this->_fetchStack = array();
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return $rows;
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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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$row = $this->fetch();
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if($row == false) {
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return false;
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} else {
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if(count($row) < $col) {
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require_once "Zend/Db/Statement/Exception.php";
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throw new Zend_Db_Statement_Exception(
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"Column Position '".$col."' is out of bounds."
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);
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}
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$keys = array_keys($row);
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return $row[$keys[$col]];
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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 $config = array())
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{
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if(!class_exists($class)) {
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throw new Zend_Db_Statement_Exception("Class '".$class."' does not exist!");
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}
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$object = new $class();
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$row = $this->fetch();
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foreach($row AS $k => $v) {
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$object->$k = $v;
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}
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return $object;
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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 string $key Attribute name.
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* @return mixed Attribute value.
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* @throws Zend_Db_Statement_Exception
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*/
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public function getAttribute($key)
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{
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return false;
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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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* the results of multiple queries.
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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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return false;
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}
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/**
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* Returns the number of rows affected by the execution of the
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* last INSERT, DELETE, or UPDATE statement executed by this
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* statement object.
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*
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* @return int The number of rows affected.
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* @throws Zend_Db_Statement_Exception
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*/
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public function rowCount()
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{
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return $this->_rowCount;
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}
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/**
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* Set a statement attribute.
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*
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* @param string $key Attribute name.
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* @param mixed $val Attribute value.
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* @return bool
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* @throws Zend_Db_Statement_Exception
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*/
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public function setAttribute($key, $val)
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{
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return true;
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}
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/**
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* Set the default fetch mode for this statement.
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*
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* @param int $mode The fetch mode.
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* @return bool
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* @throws Zend_Db_Statement_Exception
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*/
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public function setFetchMode($mode)
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{
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return true;
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}
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}
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