Questions-and-Answers/site/controllers/question_and_answer.php

338 lines
9.4 KiB
PHP

<?php
/*--------------------------------------------------------------------------------------------------------| www.vdm.io |------/
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\ \ / / | | | __ \ | | | | | \/ | | | | | | |
\ \ / /_ _ ___| |_ | | | | _____ _____| | ___ _ __ _ __ ___ ___ _ __ | |_ | \ / | ___| |_| |__ ___ __| |
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\ / (_| \__ \ |_ | |__| | __/\ V / __/ | (_) | |_) | | | | | | __/ | | | |_ | | | | __/ |_| | | | (_) | (_| |
\/ \__,_|___/\__| |_____/ \___| \_/ \___|_|\___/| .__/|_| |_| |_|\___|_| |_|\__| |_| |_|\___|\__|_| |_|\___/ \__,_|
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|_|
/-------------------------------------------------------------------------------------------------------------------------------/
@version 1.1.x
@build 27th May, 2022
@created 30th January, 2017
@package Questions and Answers
@subpackage question_and_answer.php
@author Llewellyn van der Merwe <https://www.vdm.io/>
@copyright Copyright (C) 2015. All Rights Reserved
@license GNU/GPL Version 2 or later - http://www.gnu.org/licenses/gpl-2.0.html
Questions &amp; Answers
/-----------------------------------------------------------------------------------------------------------------------------*/
// No direct access to this file
defined('_JEXEC') or die('Restricted access');
use Joomla\CMS\MVC\Controller\FormController;
use Joomla\Utilities\ArrayHelper;
/**
* Question_and_answer Form Controller
*/
class QuestionsanswersControllerQuestion_and_answer extends FormController
{
/**
* Current or most recently performed task.
*
* @var string
* @since 12.2
* @note Replaces _task.
*/
protected $task;
/**
* Class constructor.
*
* @param array $config A named array of configuration variables.
*
* @since 1.6
*/
public function __construct($config = array())
{
$this->view_list = 'questions_and_answers'; // safeguard for setting the return view listing to the default site view.
parent::__construct($config);
}
/**
* Method override to check if you can add a new record.
*
* @param array $data An array of input data.
*
* @return boolean
*
* @since 1.6
*/
protected function allowAdd($data = array())
{
// Get user object.
$user = JFactory::getUser();
// Access check.
$access = $user->authorise('question_and_answer.access', 'com_questionsanswers');
if (!$access)
{
return false;
}
// In the absense of better information, revert to the component permissions.
return $user->authorise('question_and_answer.create', $this->option);
}
/**
* Method override to check if you can edit an existing record.
*
* @param array $data An array of input data.
* @param string $key The name of the key for the primary key.
*
* @return boolean
*
* @since 1.6
*/
protected function allowEdit($data = array(), $key = 'id')
{ // get user object.
$user = JFactory::getUser();
// get record id.
$recordId = (int) isset($data[$key]) ? $data[$key] : 0;
// Access check.
$access = ($user->authorise('question_and_answer.access', 'com_questionsanswers.question_and_answer.' . (int) $recordId) && $user->authorise('question_and_answer.access', 'com_questionsanswers'));
if (!$access)
{
return false;
}
if ($recordId)
{
// The record has been set. Check the record permissions.
$permission = $user->authorise('question_and_answer.edit', 'com_questionsanswers.question_and_answer.' . (int) $recordId);
if (!$permission)
{
if ($user->authorise('question_and_answer.edit.own', 'com_questionsanswers.question_and_answer.' . $recordId))
{
// Fallback on edit.own. Now test the owner is the user.
$ownerId = (int) isset($data['created_by']) ? $data['created_by'] : 0;
if (empty($ownerId))
{
// Need to do a lookup from the model.
$record = $this->getModel()->getItem($recordId);
if (empty($record))
{
return false;
}
$ownerId = $record->created_by;
}
// If the owner matches 'me' then do the test.
if ($ownerId == $user->id)
{
if ($user->authorise('question_and_answer.edit.own', 'com_questionsanswers'))
{
return true;
}
}
}
return false;
}
}
// Since there is no permission, revert to the component permissions.
return $user->authorise('question_and_answer.edit', $this->option);
}
/**
* Gets the URL arguments to append to an item redirect.
*
* @param integer $recordId The primary key id for the item.
* @param string $urlVar The name of the URL variable for the id.
*
* @return string The arguments to append to the redirect URL.
*
* @since 1.6
*/
protected function getRedirectToItemAppend($recordId = null, $urlVar = 'id')
{
// get the referral options (old method use return instead see parent)
$ref = $this->input->get('ref', 0, 'string');
$refid = $this->input->get('refid', 0, 'int');
// get redirect info.
$append = parent::getRedirectToItemAppend($recordId, $urlVar);
// set the referral options
if ($refid && $ref)
{
$append = '&ref=' . (string)$ref . '&refid='. (int)$refid . $append;
}
elseif ($ref)
{
$append = '&ref='. (string)$ref . $append;
}
return $append;
}
/**
* Method to run batch operations.
*
* @param object $model The model.
*
* @return boolean True if successful, false otherwise and internal error is set.
*
* @since 2.5
*/
public function batch($model = null)
{
JSession::checkToken() or jexit(JText::_('JINVALID_TOKEN'));
// Set the model
$model = $this->getModel('Question_and_answer', '', array());
// Preset the redirect
$this->setRedirect(JRoute::_('index.php?option=com_questionsanswers&view=questions_and_answers' . $this->getRedirectToListAppend(), false));
return parent::batch($model);
}
/**
* Method to cancel an edit.
*
* @param string $key The name of the primary key of the URL variable.
*
* @return boolean True if access level checks pass, false otherwise.
*
* @since 12.2
*/
public function cancel($key = null)
{
// get the referral options
$this->ref = $this->input->get('ref', 0, 'word');
$this->refid = $this->input->get('refid', 0, 'int');
// Check if there is a return value
$return = $this->input->get('return', null, 'base64');
$cancel = parent::cancel($key);
if (!is_null($return) && JUri::isInternal(base64_decode($return)))
{
$redirect = base64_decode($return);
// Redirect to the return value.
$this->setRedirect(
JRoute::_(
$redirect, false
)
);
}
elseif ($this->refid && $this->ref)
{
$redirect = '&view=' . (string)$this->ref . '&layout=edit&id=' . (int)$this->refid;
// Redirect to the item screen.
$this->setRedirect(
JRoute::_(
'index.php?option=' . $this->option . $redirect, false
)
);
}
elseif ($this->ref)
{
$redirect = '&view=' . (string)$this->ref;
// Redirect to the list screen.
$this->setRedirect(
JRoute::_(
'index.php?option=' . $this->option . $redirect, false
)
);
}
return $cancel;
}
/**
* Method to save a record.
*
* @param string $key The name of the primary key of the URL variable.
* @param string $urlVar The name of the URL variable if different from the primary key (sometimes required to avoid router collisions).
*
* @return boolean True if successful, false otherwise.
*
* @since 12.2
*/
public function save($key = null, $urlVar = null)
{
// get the referral options
$this->ref = $this->input->get('ref', 0, 'word');
$this->refid = $this->input->get('refid', 0, 'int');
// Check if there is a return value
$return = $this->input->get('return', null, 'base64');
$canReturn = (!is_null($return) && JUri::isInternal(base64_decode($return)));
if ($this->ref || $this->refid || $canReturn)
{
// to make sure the item is checkedin on redirect
$this->task = 'save';
}
$saved = parent::save($key, $urlVar);
// This is not needed since parent save already does this
// Due to the ref and refid implementation we need to add this
if ($canReturn)
{
$redirect = base64_decode($return);
// Redirect to the return value.
$this->setRedirect(
JRoute::_(
$redirect, false
)
);
}
elseif ($this->refid && $this->ref)
{
$redirect = '&view=' . (string)$this->ref . '&layout=edit&id=' . (int)$this->refid;
// Redirect to the item screen.
$this->setRedirect(
JRoute::_(
'index.php?option=' . $this->option . $redirect, false
)
);
}
elseif ($this->ref)
{
$redirect = '&view=' . (string)$this->ref;
// Redirect to the list screen.
$this->setRedirect(
JRoute::_(
'index.php?option=' . $this->option . $redirect, false
)
);
}
return $saved;
}
/**
* Function that allows child controller access to model data
* after the data has been saved.
*
* @param JModel &$model The data model object.
* @param array $validData The validated data.
*
* @return void
*
* @since 11.1
*/
protected function postSaveHook(JModelLegacy $model, $validData = array())
{
return;
}
}