Initial Joomla test questions component

administrator/components/com_testquestions/src/Controller/CategoriesController.php

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+<?php
+
+namespace Komponent\Component\Testquestions\Administrator\Controller;
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\MVC\Controller\AdminController;
+
+class CategoriesController extends AdminController
+{
+    protected $text_prefix = 'COM_TESTQUESTIONS';
+
+    public function getModel($name = 'Category', $prefix = 'Administrator', $config = ['ignore_request' => true])
+    {
+        return parent::getModel($name, $prefix, $config);
+    }
+}

administrator/components/com_testquestions/src/Controller/CategoryController.php

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+<?php
+
+namespace Komponent\Component\Testquestions\Administrator\Controller;
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\MVC\Controller\FormController;
+
+class CategoryController extends FormController
+{
+    protected $view_item = 'category';
+    protected $view_list = 'categories';
+}

administrator/components/com_testquestions/src/Controller/DisplayController.php

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+<?php
+
+namespace Komponent\Component\Testquestions\Administrator\Controller;
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\MVC\Controller\BaseController;
+
+class DisplayController extends BaseController
+{
+    protected $default_view = 'questions';
+}

administrator/components/com_testquestions/src/Controller/QuestionController.php

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+<?php
+
+namespace Komponent\Component\Testquestions\Administrator\Controller;
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\MVC\Controller\FormController;
+
+class QuestionController extends FormController
+{
+    protected $view_item = 'question';
+    protected $view_list = 'questions';
+
+    public function cancel($key = null)
+    {
+        $this->setRedirect('index.php?option=com_testquestions&view=questions');
+
+        return true;
+    }
+}

administrator/components/com_testquestions/src/Controller/QuestionsController.php

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+<?php
+
+namespace Komponent\Component\Testquestions\Administrator\Controller;
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\MVC\Controller\AdminController;
+
+class QuestionsController extends AdminController
+{
+    protected $text_prefix = 'COM_TESTQUESTIONS';
+
+    public function getModel($name = 'Question', $prefix = 'Administrator', $config = ['ignore_request' => true])
+    {
+        return parent::getModel($name, $prefix, $config);
+    }
+}

administrator/components/com_testquestions/src/Model/CategoriesModel.php

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+<?php
+
+namespace Komponent\Component\Testquestions\Administrator\Model;
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Factory;
+use Joomla\CMS\MVC\Model\ListModel;
+
+class CategoriesModel extends ListModel
+{
+    protected function getListQuery()
+    {
+        $db = Factory::getContainer()->get('DatabaseDriver');
+        return $db->getQuery(true)
+            ->select('*')
+            ->from($db->quoteName('#__testquestions_categories'))
+            ->order($db->quoteName('ordering') . ' ASC, ' . $db->quoteName('title') . ' ASC');
+    }
+}

administrator/components/com_testquestions/src/Model/CategoryModel.php

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+<?php
+
+namespace Komponent\Component\Testquestions\Administrator\Model;
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Factory;
+use Joomla\CMS\MVC\Model\AdminModel;
+
+class CategoryModel extends AdminModel
+{
+    public function getTable($name = 'Category', $prefix = 'Administrator', $config = [])
+    {
+        return $this->getMVCFactory()->createTable($name, $prefix, $config);
+    }
+
+    public function getForm($data = [], $loadData = true)
+    {
+        return $this->loadForm('com_testquestions.category', 'category', ['control' => 'jform', 'load_data' => $loadData]);
+    }
+
+    protected function loadFormData()
+    {
+        return Factory::getApplication()->getUserState('com_testquestions.edit.category.data', []) ?: $this->getItem();
+    }
+}

administrator/components/com_testquestions/src/Model/QuestionModel.php

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+<?php
+
+namespace Komponent\Component\Testquestions\Administrator\Model;
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Factory;
+use Joomla\CMS\Form\Form;
+use Joomla\CMS\MVC\Model\AdminModel;
+
+class QuestionModel extends AdminModel
+{
+    public function getTable($name = 'Question', $prefix = 'Administrator', $config = [])
+    {
+        return $this->getMVCFactory()->createTable($name, $prefix, $config);
+    }
+
+    public function getForm($data = [], $loadData = true)
+    {
+        $form = $this->loadForm('com_testquestions.question', 'question', ['control' => 'jform', 'load_data' => $loadData]);
+
+        if (!$form) {
+            return false;
+        }
+
+        return $form;
+    }
+
+    protected function loadFormData()
+    {
+        $data = Factory::getApplication()->getUserState('com_testquestions.edit.question.data', []);
+
+        if (!$data) {
+            $data = $this->getItem();
+        }
+
+        return $data;
+    }
+
+    protected function prepareTable($table)
+    {
+        if (empty($table->id)) {
+            $table->created = Factory::getDate()->toSql();
+            $table->created_by = Factory::getApplication()->getIdentity()->id;
+        }
+
+        $table->modified = Factory::getDate()->toSql();
+        $table->modified_by = Factory::getApplication()->getIdentity()->id;
+    }
+}

administrator/components/com_testquestions/src/Model/QuestionsModel.php

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+<?php
+
+namespace Komponent\Component\Testquestions\Administrator\Model;
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Factory;
+use Joomla\CMS\MVC\Model\ListModel;
+
+class QuestionsModel extends ListModel
+{
+    protected function populateState($ordering = 'ordering', $direction = 'asc')
+    {
+        parent::populateState($ordering, $direction);
+        $this->setState('filter.search', $this->getUserStateFromRequest(
+            $this->context . '.filter.search', 'filter_search', '', 'string'
+        ));
+        $this->setState('filter.published', $this->getUserStateFromRequest(
+            $this->context . '.filter.published', 'filter_published', '', 'string'
+        ));
+        $this->setState('filter.category_id', $this->getUserStateFromRequest(
+            $this->context . '.filter.category_id', 'filter_category_id', '', 'int'
+        ));
+    }
+
+    protected function getListQuery()
+    {
+        $db = Factory::getContainer()->get('DatabaseDriver');
+        $query = $db->getQuery(true)
+            ->select('q.*, c.title AS category_title')
+            ->from($db->quoteName('#__testquestions_questions', 'q'))
+            ->leftJoin($db->quoteName('#__testquestions_categories', 'c') . ' ON c.id = q.category_id');
+        $search = trim((string) $this->getState('filter.search'));
+        $published = $this->getState('filter.published');
+
+        if ($search !== '') {
+            $search = '%' . $db->escape($search, true) . '%';
+            $query->where($db->quoteName('q.question') . ' LIKE ' . $db->quote($search, false));
+        }
+        if ($published !== '' && $published !== null) {
+            $query->where($db->quoteName('q.published') . ' = ' . (int) $published);
+        }
+        if ((int) $this->getState('filter.category_id') > 0) {
+            $query->where('q.category_id = ' . (int) $this->getState('filter.category_id'));
+        }
+
+        return $query->order($db->quoteName('q.' . $this->getState('list.ordering', 'ordering')) . ' '
+            . $db->escape($this->getState('list.direction', 'ASC')));
+    }
+
+    public function getCategories()
+    {
+        $db = Factory::getContainer()->get('DatabaseDriver');
+        return $db->setQuery(
+            $db->getQuery(true)
+                ->select(['id', 'title'])
+                ->from($db->quoteName('#__testquestions_categories'))
+                ->where($db->quoteName('published') . ' = 1')
+                ->order($db->quoteName('ordering') . ' ASC, ' . $db->quoteName('title') . ' ASC')
+        )->loadObjectList();
+    }
+}

administrator/components/com_testquestions/src/Table/CategoryTable.php

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+<?php
+
+namespace Komponent\Component\Testquestions\Administrator\Table;
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Table\Table;
+use Joomla\Database\DatabaseDriver;
+
+class CategoryTable extends Table
+{
+    public function __construct(DatabaseDriver $db)
+    {
+        parent::__construct('#__testquestions_categories', 'id', $db);
+    }
+
+    public function check($updateNulls = false): bool
+    {
+        $this->title = trim((string) $this->title);
+        return $this->title !== '' && parent::check($updateNulls);
+    }
+}

administrator/components/com_testquestions/src/Table/QuestionTable.php

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+<?php
+
+namespace Komponent\Component\Testquestions\Administrator\Table;
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Table\Table;
+use Joomla\Database\DatabaseDriver;
+
+class QuestionTable extends Table
+{
+    public function __construct(DatabaseDriver $db)
+    {
+        parent::__construct('#__testquestions_questions', 'id', $db);
+    }
+
+    public function check($updateNulls = false): bool
+    {
+        $this->category_id = (int) $this->category_id ?: 1;
+        $this->time_limit = (int) $this->time_limit;
+        $this->points = (int) $this->points;
+
+        if (!in_array($this->time_limit, [30, 45, 60, 90], true) || $this->points < 1 || $this->points > 9) {
+            $this->setError('COM_TESTQUESTIONS_ERROR_META');
+            return false;
+        }
+
+        $this->question_type = $this->question_type ?: 'closed';
+
+        if (!in_array($this->question_type, ['closed', 'open'], true)) {
+            $this->setError('COM_TESTQUESTIONS_ERROR_QUESTION_TYPE');
+            return false;
+        }
+
+        if ($this->question_type === 'open') {
+            if (trim((string) $this->answer_open) === '') {
+                $this->setError('COM_TESTQUESTIONS_ERROR_OPEN_PATTERN');
+                return false;
+            }
+
+            $this->correct_answer = 0;
+        } else {
+            foreach (['answer_a', 'answer_b', 'answer_c', 'answer_d'] as $answer) {
+                if (trim((string) $this->$answer) === '') {
+                    $this->setError('COM_TESTQUESTIONS_ERROR_ALL_ANSWERS');
+                    return false;
+                }
+            }
+        }
+
+        $this->correct_answer = (int) $this->correct_answer;
+
+        if ($this->question_type === 'closed' && ($this->correct_answer < 1 || $this->correct_answer > 4)) {
+            $this->setError('COM_TESTQUESTIONS_ERROR_CORRECT_ANSWER');
+            return false;
+        }
+
+        return parent::check($updateNulls);
+    }
+}

administrator/components/com_testquestions/src/View/Categories/HtmlView.php

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+<?php
+
+namespace Komponent\Component\Testquestions\Administrator\View\Categories;
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Language\Text;
+use Joomla\CMS\MVC\View\HtmlView as BaseHtmlView;
+use Joomla\CMS\Toolbar\ToolbarHelper;
+
+class HtmlView extends BaseHtmlView
+{
+    protected $items;
+
+    public function display($tpl = null)
+    {
+        $this->items = $this->get('Items');
+        ToolbarHelper::title(Text::_('COM_TESTQUESTIONS_CATEGORIES'));
+        ToolbarHelper::addNew('category.add', 'JTOOLBAR_NEW');
+        ToolbarHelper::editList('category.edit', 'JTOOLBAR_EDIT');
+        ToolbarHelper::deleteList('', 'categories.delete', 'JTOOLBAR_DELETE');
+        ToolbarHelper::link('index.php?option=com_testquestions&view=questions', 'COM_TESTQUESTIONS', 'back');
+        return parent::display($tpl);
+    }
+}

administrator/components/com_testquestions/src/View/Category/HtmlView.php

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+<?php
+
+namespace Komponent\Component\Testquestions\Administrator\View\Category;
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\MVC\View\HtmlView as BaseHtmlView;
+use Joomla\CMS\Toolbar\ToolbarHelper;
+
+class HtmlView extends BaseHtmlView
+{
+    protected $form;
+    protected $item;
+
+    public function display($tpl = null)
+    {
+        $this->form = $this->get('Form');
+        $this->item = $this->get('Item');
+        ToolbarHelper::save('category.save', 'JTOOLBAR_SAVE');
+        ToolbarHelper::link(
+            'index.php?option=com_testquestions&view=questions',
+            'JTOOLBAR_CANCEL',
+            'cancel'
+        );
+        return parent::display($tpl);
+    }
+}

administrator/components/com_testquestions/src/View/Question/HtmlView.php

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+<?php
+
+namespace Komponent\Component\Testquestions\Administrator\View\Question;
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\MVC\View\HtmlView as BaseHtmlView;
+use Joomla\CMS\Language\Text;
+use Joomla\CMS\Toolbar\ToolbarHelper;
+
+class HtmlView extends BaseHtmlView
+{
+    protected $form;
+    protected $item;
+
+    public function display($tpl = null)
+    {
+        $this->form = $this->get('Form');
+        $this->item = $this->get('Item');
+        $this->addToolbar();
+        return parent::display($tpl);
+    }
+
+    protected function addToolbar()
+    {
+        $this->getDocument()->setTitle($this->item->id
+            ? \Joomla\CMS\Language\Text::_('COM_TESTQUESTIONS_EDIT_QUESTION')
+            : \Joomla\CMS\Language\Text::_('COM_TESTQUESTIONS_NEW_QUESTION'));
+        ToolbarHelper::apply('question.apply', 'JTOOLBAR_APPLY');
+        ToolbarHelper::save('question.save', 'JTOOLBAR_SAVE');
+        ToolbarHelper::link(
+            'index.php?option=com_testquestions&view=questions',
+            'JTOOLBAR_CANCEL',
+            'cancel'
+        );
+    }
+}

administrator/components/com_testquestions/src/View/Questions/HtmlView.php

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+<?php
+
+namespace Komponent\Component\Testquestions\Administrator\View\Questions;
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\HTML\HTMLHelper;
+use Joomla\CMS\Language\Text;
+use Joomla\CMS\Toolbar\ToolbarHelper;
+use Joomla\CMS\MVC\View\HtmlView as BaseHtmlView;
+
+class HtmlView extends BaseHtmlView
+{
+    protected $items;
+    protected $pagination;
+    protected $state;
+    protected $categories;
+
+    public function display($tpl = null)
+    {
+        $this->items = $this->get('Items');
+        $this->pagination = $this->get('Pagination');
+        $this->state = $this->get('State');
+        $this->categories = $this->get('Categories');
+
+        if (count($errors = $this->get('Errors'))) {
+            throw new \RuntimeException(implode("\n", $errors));
+        }
+
+        $this->addToolbar();
+        return parent::display($tpl);
+    }
+
+    protected function addToolbar()
+    {
+        $user = $this->getCurrentUser();
+        $this->getDocument()->setTitle(Text::_('COM_TESTQUESTIONS'));
+
+        if ($user->authorise('core.create', 'com_testquestions')) {
+            ToolbarHelper::addNew('question.add', 'JTOOLBAR_NEW');
+        }
+        if ($user->authorise('core.edit', 'com_testquestions')) {
+            ToolbarHelper::editList('question.edit', 'JTOOLBAR_EDIT');
+        }
+        if ($user->authorise('core.delete', 'com_testquestions')) {
+            ToolbarHelper::deleteList('', 'questions.delete', 'JTOOLBAR_DELETE');
+        }
+
+        ToolbarHelper::link(
+            'index.php?option=com_testquestions&view=categories',
+            'COM_TESTQUESTIONS_MANAGE_CATEGORIES',
+            'list'
+        );
+    }
+}