85 lines
2.1 KiB
PHP
85 lines
2.1 KiB
PHP
<?php
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/**
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* @package FrameworkOnFramework
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* @subpackage model
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* @copyright Copyright (C) 2010-2016 Nicholas K. Dionysopoulos / Akeeba Ltd. All rights reserved.
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* @license GNU General Public License version 2 or later; see LICENSE.txt
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*/
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// Protect from unauthorized access
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defined('F0F_INCLUDED') or die;
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/**
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* FrameworkOnFramework model behavior class to filter front-end access to items
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* that are enabled.
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*
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* @package FrameworkOnFramework
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* @since 2.1
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*/
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class F0FModelBehaviorEnabled extends F0FModelBehavior
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{
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/**
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* This event runs after we have built the query used to fetch a record
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* list in a model. It is used to apply automatic query filters.
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*
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* @param F0FModel &$model The model which calls this event
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* @param F0FDatabaseQuery &$query The model which calls this event
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*
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* @return void
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*/
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public function onAfterBuildQuery(&$model, &$query)
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{
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// This behavior only applies to the front-end.
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if (!F0FPlatform::getInstance()->isFrontend())
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{
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return;
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}
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// Get the name of the enabled field
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$table = $model->getTable();
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$enabledField = $table->getColumnAlias('enabled');
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// Make sure the field actually exists
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if (!in_array($enabledField, $table->getKnownFields()))
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{
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return;
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}
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// Filter by enabled fields only
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$db = F0FPlatform::getInstance()->getDbo();
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// Alias
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$alias = $model->getTableAlias();
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$alias = $alias ? $db->qn($alias) . '.' : '';
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$query->where($alias . $db->qn($enabledField) . ' = ' . $db->q(1));
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}
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/**
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* The event runs after F0FModel has called F0FTable and retrieved a single
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* item from the database. It is used to apply automatic filters.
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*
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* @param F0FModel &$model The model which was called
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* @param F0FTable &$record The record loaded from the databae
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*
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* @return void
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*/
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public function onAfterGetItem(&$model, &$record)
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{
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if ($record instanceof F0FTable)
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{
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$fieldName = $record->getColumnAlias('enabled');
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// Make sure the field actually exists
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if (!in_array($fieldName, $record->getKnownFields()))
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{
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return;
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}
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if ($record->$fieldName != 1)
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{
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$record = null;
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}
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}
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}
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}
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