<?php
/**
*
* LICENSE
*
* This source file is subject to the new BSD license
* It is available through the world-wide-web at this URL:
* http://www.petala-azul.com/bsd.txt
* 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 geral@petala-azul.com so we can send you a copy immediately.
*
* @package Bvb_Grid
* @copyright Copyright (c) (http://www.petala-azul.com)
* @license http://www.petala-azul.com/bsd.txt New BSD License
* @version $Id: Table.php 820 2010-03-03 14:43:09Z pao.fresco@gmail.com $
* @author Bento Vilas Boas <geral@petala-azul.com >
*/
class Bvb_Grid_Source_Zend_Table extends Bvb_Grid_Source_Zend_Select
{
private $_model;
function getModel ()
{
return $this->_model;
}
function buildForm ()
{
$info = $this->getModel()->info();
$cols = $info['metadata'];
$form = $this->buildFormElements($cols, $info);
return $form;
}
/**
* Creating a query using a Model.
* @param Zend_Db_Table_Abstract $model
* @return $this
*/
function __construct (Zend_Db_Table_Abstract $model)
{
$this->_model = $model;
$info = $model->info();
$select = new Zend_Db_Select($model->getAdapter());
$map = $info['referenceMap'];
if ( is_array($map) && count($map) > 0 ) {
$columnsToRemove = array();
foreach ( $map as $sel ) {
if ( is_array($sel['columns']) ) {
$columnsToRemove = array_merge($columnsToRemove, $sel['columns']);
} else {
$columnsToRemove[] = $sel['columns'];
}
}
$columnsMainTable = array_diff($info['cols'], $columnsToRemove);
$select->from($info['name'], $columnsMainTable);
$tAlias = array();
foreach ( $map as $sel ) {
$newClass = new $sel['refTableClass']();
$infoNewClass = $newClass->info();
if ( ! isset($tAlias[$infoNewClass['name']]) ) {
$tAlias[$infoNewClass['name']] = 0;
}
$alias = $tAlias[$infoNewClass['name']] > 0 ? '_' . $tAlias[$infoNewClass['name']] : '';
if ( is_array($sel['columns']) ) {
$cols = array_combine($sel['columns'], $sel['refColumns']);
foreach ( $sel['columns'] as $key => $value ) {
$alias = $tAlias[$infoNewClass['name']] > 0 ? '_' . $tAlias[$infoNewClass['name']] : '';
$select->joinLeft(array($infoNewClass['name'] . $alias => $infoNewClass['name']), $infoNewClass['name'] . $alias . '.' . reset($infoNewClass['primary']) . ' = ' . $info['name'] . '.' . $sel['columns'][$key], $cols);
$tAlias[$infoNewClass['name']] ++;
}
} else {
$cols = array($sel['columns'] => $sel['refColumns']);
$select->joinLeft(array($infoNewClass['name'] . $alias => $infoNewClass['name']), $infoNewClass['name'] . $alias . '.' . array_shift($infoNewClass['primary']) . ' = ' . $info['name'] . '.' . $sel['columns'], $cols);
}
$tAlias[$infoNewClass['name']] ++;
}
} else {
$select->from($info['name']);
}
parent::__construct($select);
return $this;
}
function getRecord ($table, array $condition)
{
if ( $this->_cache['use'] == 1 ) {
$hash = 'Bvb_Grid_Model' . md5($this->buildWhereCondition($condition));
if ( ! $result = $this->_cache['instance']->load($hash) ) {
$result = $this->getModel()->fetchRow($this->buildWhereCondition($condition));
$this->_cache['instance']->save($result, $hash, array($this->_cache['tag']));
}
} else {
$result = $this->getModel()->fetchRow($this->buildWhereCondition($condition));
}
if ( $result === null ) {
return false;
}
return $result->toArray();
}
function delete ($table, array $condition)
{
if ( $this->_cache['use'] == 1 ) {
$this->_cache['instance']->clean(Zend_Cache::CLEANING_MODE_MATCHING_TAG, array($this->_cache['tag']));
}
return $this->getModel()->delete($this->buildWhereCondition($condition));
}
function update ($table, array $post, array $condition)
{
if ( $this->_cache['use'] == 1 ) {
$this->_cache['instance']->clean(Zend_Cache::CLEANING_MODE_MATCHING_TAG, array($this->_cache['tag']));
}
return $this->getModel()->update($post, $this->buildWhereCondition($condition));
}
function insert ($table, array $post)
{
if ( $this->_cache['use'] == 1 ) {
$this->_cache['instance']->clean(Zend_Cache::CLEANING_MODE_MATCHING_TAG, array($this->_cache['tag']));
}
return $this->getModel()->insert($post);
}
}
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