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<?php
namespace {
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@zend.com so we can send you a copy immediately.
*
* @category Zend
* @package Zend_Db
* @subpackage Statement
* @copyright Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: Mysqli.php 23775 2011-03-01 17:25:24Z ralph $
*/
/**
* @see Zend_Db_Statement
*/
// require_once 'Zend/Db/Statement.php';
/**
* Extends for Mysqli
*
* @category Zend
* @package Zend_Db
* @subpackage Statement
* @copyright Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Db_Statement_Mysqli extends \Zend_Db_Statement
{
/**
* Column names.
*
* @var array
*/
protected $_keys;
/**
* Fetched result values.
*
* @var array
*/
protected $_values;
/**
* @var array
*/
protected $_meta = null;
/**
* @param string $sql
* @return void
* @throws Zend_Db_Statement_Mysqli_Exception
*/
public function _prepare($sql)
{
$mysqli = $this->_adapter->getConnection();
$this->_stmt = $mysqli->prepare($sql);
if ($this->_stmt === \false || $mysqli->errno) {
/**
* @see Zend_Db_Statement_Mysqli_Exception
*/
// require_once 'Zend/Db/Statement/Mysqli/Exception.php';
throw new \Zend_Db_Statement_Mysqli_Exception("Mysqli prepare error: " . $mysqli->error, $mysqli->errno);
}
}
/**
* Binds a parameter to the specified variable name.
*
* @param mixed $parameter Name the parameter, either integer or string.
* @param mixed $variable Reference to PHP variable containing the value.
* @param mixed $type OPTIONAL Datatype of SQL parameter.
* @param mixed $length OPTIONAL Length of SQL parameter.
* @param mixed $options OPTIONAL Other options.
* @return bool
* @throws Zend_Db_Statement_Mysqli_Exception
*/
protected function _bindParam($parameter, &$variable, $type = null, $length = null, $options = null)
{
return \true;
}
/**
* Closes the cursor and the statement.
*
* @return bool
*/
public function close()
{
if ($this->_stmt) {
$r = $this->_stmt->close();
$this->_stmt = null;
return $r;
}
return \false;
}
/**
* Closes the cursor, allowing the statement to be executed again.
*
* @return bool
*/
public function closeCursor()
{
if ($stmt = $this->_stmt) {
$mysqli = $this->_adapter->getConnection();
while ($mysqli->more_results()) {
$mysqli->next_result();
}
$this->_stmt->free_result();
return $this->_stmt->reset();
}
return \false;
}
/**
* Returns the number of columns in the result set.
* Returns null if the statement has no result set metadata.
*
* @return int The number of columns.
*/
public function columnCount()
{
if (isset($this->_meta) && $this->_meta) {
return $this->_meta->field_count;
}
return 0;
}
/**
* Retrieves the error code, if any, associated with the last operation on
* the statement handle.
*
* @return string error code.
*/
public function errorCode()
{
if (!$this->_stmt) {
return \false;
}
return \substr($this->_stmt->sqlstate, 0, 5);
}
/**
* Retrieves an array of error information, if any, associated with the
* last operation on the statement handle.
*
* @return array
*/
public function errorInfo()
{
if (!$this->_stmt) {
return \false;
}
return array(\substr($this->_stmt->sqlstate, 0, 5), $this->_stmt->errno, $this->_stmt->error);
}
/**
* Executes a prepared statement.
*
* @param array $params OPTIONAL Values to bind to parameter placeholders.
* @return bool
* @throws Zend_Db_Statement_Mysqli_Exception
*/
public function _execute(array $params = null)
{
if (!$this->_stmt) {
return \false;
}
// if no params were given as an argument to execute(),
// then default to the _bindParam array
if ($params === null) {
$params = $this->_bindParam;
}
// send $params as input parameters to the statement
if ($params) {
\array_unshift($params, \str_repeat('s', \count($params)));
$stmtParams = array();
foreach ($params as $k => &$value) {
$stmtParams[$k] =& $value;
}
\call_user_func_array(array($this->_stmt, 'bind_param'), $stmtParams);
}
// execute the statement
$retval = $this->_stmt->execute();
if ($retval === \false) {
/**
* @see Zend_Db_Statement_Mysqli_Exception
*/
// require_once 'Zend/Db/Statement/Mysqli/Exception.php';
throw new \Zend_Db_Statement_Mysqli_Exception("Mysqli statement execute error : " . $this->_stmt->error, $this->_stmt->errno);
}
// retain metadata
if ($this->_meta === null) {
$this->_meta = $this->_stmt->result_metadata();
if ($this->_stmt->errno) {
/**
* @see Zend_Db_Statement_Mysqli_Exception
*/
// require_once 'Zend/Db/Statement/Mysqli/Exception.php';
throw new \Zend_Db_Statement_Mysqli_Exception("Mysqli statement metadata error: " . $this->_stmt->error, $this->_stmt->errno);
}
}
// statements that have no result set do not return metadata
if ($this->_meta !== \false) {
// get the column names that will result
$this->_keys = array();
foreach ($this->_meta->fetch_fields() as $col) {
$this->_keys[] = $this->_adapter->foldCase($col->name);
}
// set up a binding space for result variables
$this->_values = \array_fill(0, \count($this->_keys), null);
// set up references to the result binding space.
// just passing $this->_values in the call_user_func_array()
// below won't work, you need references.
$refs = array();
foreach ($this->_values as $i => &$f) {
$refs[$i] =& $f;
}
$this->_stmt->store_result();
// bind to the result variables
\call_user_func_array(array($this->_stmt, 'bind_result'), $this->_values);
}
return $retval;
}
/**
* Fetches a row from the result set.
*
* @param int $style OPTIONAL Fetch mode for this fetch operation.
* @param int $cursor OPTIONAL Absolute, relative, or other.
* @param int $offset OPTIONAL Number for absolute or relative cursors.
* @return mixed Array, object, or scalar depending on fetch mode.
* @throws Zend_Db_Statement_Mysqli_Exception
*/
public function fetch($style = null, $cursor = null, $offset = null)
{
if (!$this->_stmt) {
return \false;
}
// fetch the next result
$retval = $this->_stmt->fetch();
switch ($retval) {
case null:
// end of data
case \false:
// error occurred
$this->_stmt->reset();
return \false;
default:
}
// make sure we have a fetch mode
if ($style === null) {
$style = $this->_fetchMode;
}
// dereference the result values, otherwise things like fetchAll()
// return the same values for every entry (because of the reference).
$values = array();
foreach ($this->_values as $key => $val) {
$values[] = $val;
}
$row = \false;
switch ($style) {
case \Zend_Db::FETCH_NUM:
$row = $values;
break;
case \Zend_Db::FETCH_ASSOC:
$row = \array_combine($this->_keys, $values);
break;
case \Zend_Db::FETCH_BOTH:
$assoc = \array_combine($this->_keys, $values);
$row = \array_merge($values, $assoc);
break;
case \Zend_Db::FETCH_OBJ:
$row = (object) \array_combine($this->_keys, $values);
break;
case \Zend_Db::FETCH_BOUND:
$assoc = \array_combine($this->_keys, $values);
$row = \array_merge($values, $assoc);
return $this->_fetchBound($row);
break;
default:
/**
* @see Zend_Db_Statement_Mysqli_Exception
*/
// require_once 'Zend/Db/Statement/Mysqli/Exception.php';
throw new \Zend_Db_Statement_Mysqli_Exception("Invalid fetch mode '{$style}' specified");
break;
}
return $row;
}
/**
* Retrieves the next rowset (result set) for a SQL statement that has
* multiple result sets. An example is a stored procedure that returns
* the results of multiple queries.
*
* @return bool
* @throws Zend_Db_Statement_Mysqli_Exception
*/
public function nextRowset()
{
/**
* @see Zend_Db_Statement_Mysqli_Exception
*/
// require_once 'Zend/Db/Statement/Mysqli/Exception.php';
throw new \Zend_Db_Statement_Mysqli_Exception(__FUNCTION__ . '() is not implemented');
}
/**
* Returns the number of rows affected by the execution of the
* last INSERT, DELETE, or UPDATE statement executed by this
* statement object.
*
* @return int The number of rows affected.
*/
public function rowCount()
{
if (!$this->_adapter) {
return \false;
}
$mysqli = $this->_adapter->getConnection();
return $mysqli->affected_rows;
}
}
}