Current File : /home/pacjaorg/public_html/km/administrator/components/com_newsfeeds/src/Model/NewsfeedModel.php
<?php

/**
 * @package     Joomla.Administrator
 * @subpackage  com_newsfeeds
 *
 * @copyright   (C) 2008 Open Source Matters, Inc. <https://www.joomla.org>
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

namespace Joomla\Component\Newsfeeds\Administrator\Model;

use Joomla\CMS\Application\ApplicationHelper;
use Joomla\CMS\Factory;
use Joomla\CMS\Form\Form;
use Joomla\CMS\Helper\TagsHelper;
use Joomla\CMS\Language\Associations;
use Joomla\CMS\Language\LanguageHelper;
use Joomla\CMS\MVC\Model\AdminModel;
use Joomla\CMS\Versioning\VersionableModelTrait;
use Joomla\Component\Categories\Administrator\Helper\CategoriesHelper;
use Joomla\Registry\Registry;

// phpcs:disable PSR1.Files.SideEffects
\defined('_JEXEC') or die;
// phpcs:enable PSR1.Files.SideEffects

/**
 * Newsfeed model.
 *
 * @since  1.6
 */
class NewsfeedModel extends AdminModel
{
    use VersionableModelTrait;

    /**
     * The type alias for this content type.
     *
     * @var      string
     * @since    3.2
     */
    public $typeAlias = 'com_newsfeeds.newsfeed';

    /**
     * The context used for the associations table
     *
     * @var string
     * @since    3.4.4
     */
    protected $associationsContext = 'com_newsfeeds.item';

    /**
     * @var     string    The prefix to use with controller messages.
     * @since   1.6
     */
    protected $text_prefix = 'COM_NEWSFEEDS';

    /**
     * Method to test whether a record can be deleted.
     *
     * @param   object  $record  A record object.
     *
     * @return  boolean  True if allowed to delete the record. Defaults to the permission set in the component.
     *
     * @since   1.6
     */
    protected function canDelete($record)
    {
        if (empty($record->id) || $record->published != -2) {
            return false;
        }

        if (!empty($record->catid)) {
            return $this->getCurrentUser()->authorise('core.delete', 'com_newsfeed.category.' . (int) $record->catid);
        }

        return parent::canDelete($record);
    }

    /**
     * Method to test whether a record can have its state changed.
     *
     * @param   object  $record  A record object.
     *
     * @return  boolean  True if allowed to change the state of the record. Defaults to the permission set in the component.
     *
     * @since   1.6
     */
    protected function canEditState($record)
    {
        if (!empty($record->catid)) {
            return $this->getCurrentUser()->authorise('core.edit.state', 'com_newsfeeds.category.' . (int) $record->catid);
        }

        return parent::canEditState($record);
    }

    /**
     * Method to get the record form.
     *
     * @param   array    $data      Data for the form.
     * @param   boolean  $loadData  True if the form is to load its own data (default case), false if not.
     *
     * @return  Form|bool  A Form object on success, false on failure
     *
     * @since   1.6
     */
    public function getForm($data = [], $loadData = true)
    {
        // Get the form.
        $form = $this->loadForm('com_newsfeeds.newsfeed', 'newsfeed', ['control' => 'jform', 'load_data' => $loadData]);

        if (empty($form)) {
            return false;
        }

        // Modify the form based on access controls.
        if (!$this->canEditState((object) $data)) {
            // Disable fields for display.
            $form->setFieldAttribute('ordering', 'disabled', 'true');
            $form->setFieldAttribute('published', 'disabled', 'true');
            $form->setFieldAttribute('publish_up', 'disabled', 'true');
            $form->setFieldAttribute('publish_down', 'disabled', 'true');

            // Disable fields while saving.
            // The controller has already verified this is a record you can edit.
            $form->setFieldAttribute('ordering', 'filter', 'unset');
            $form->setFieldAttribute('published', 'filter', 'unset');
            $form->setFieldAttribute('publish_up', 'filter', 'unset');
            $form->setFieldAttribute('publish_down', 'filter', 'unset');
        }

        // Don't allow to change the created_by user if not allowed to access com_users.
        if (!$this->getCurrentUser()->authorise('core.manage', 'com_users')) {
            $form->setFieldAttribute('created_by', 'filter', 'unset');
        }

        return $form;
    }

    /**
     * Method to get the data that should be injected in the form.
     *
     * @return  mixed  The data for the form.
     *
     * @since   1.6
     */
    protected function loadFormData()
    {
        // Check the session for previously entered form data.
        $data = Factory::getApplication()->getUserState('com_newsfeeds.edit.newsfeed.data', []);

        if (empty($data)) {
            $data = $this->getItem();

            // Prime some default values.
            if ($this->getState('newsfeed.id') == 0) {
                $app = Factory::getApplication();
                $data->set('catid', $app->getInput()->get('catid', $app->getUserState('com_newsfeeds.newsfeeds.filter.category_id'), 'int'));
            }
        }

        $this->preprocessData('com_newsfeeds.newsfeed', $data);

        return $data;
    }

    /**
     * Method to save the form data.
     *
     * @param   array  $data  The form data.
     *
     * @return  boolean  True on success.
     *
     * @since   3.0
     */
    public function save($data)
    {
        $input = Factory::getApplication()->getInput();

        // Create new category, if needed.
        $createCategory = true;

        // If category ID is provided, check if it's valid.
        if (is_numeric($data['catid']) && $data['catid']) {
            $createCategory = !CategoriesHelper::validateCategoryId($data['catid'], 'com_newsfeeds');
        }

        // Save New Category
        if ($createCategory && $this->canCreateCategory()) {
            $category = [
                // Remove #new# prefix, if exists.
                'title'     => strpos($data['catid'], '#new#') === 0 ? substr($data['catid'], 5) : $data['catid'],
                'parent_id' => 1,
                'extension' => 'com_newsfeeds',
                'language'  => $data['language'],
                'published' => 1,
            ];

            /** @var \Joomla\Component\Categories\Administrator\Model\CategoryModel $categoryModel */
            $categoryModel = Factory::getApplication()->bootComponent('com_categories')
                ->getMVCFactory()->createModel('Category', 'Administrator', ['ignore_request' => true]);

            // Create new category.
            if (!$categoryModel->save($category)) {
                $this->setError($categoryModel->getError());

                return false;
            }

            // Get the Category ID.
            $data['catid'] = $categoryModel->getState('category.id');
        }

        // Alter the name for save as copy
        if ($input->get('task') == 'save2copy') {
            $origTable = clone $this->getTable();
            $origTable->load($input->getInt('id'));

            if ($data['name'] == $origTable->name) {
                list($name, $alias) = $this->generateNewTitle($data['catid'], $data['alias'], $data['name']);
                $data['name']       = $name;
                $data['alias']      = $alias;
            } else {
                if ($data['alias'] == $origTable->alias) {
                    $data['alias'] = '';
                }
            }

            $data['published'] = 0;
        }

        return parent::save($data);
    }

    /**
     * Method to get a single record.
     *
     * @param   integer  $pk  The id of the primary key.
     *
     * @return  mixed  Object on success, false on failure.
     *
     * @since   1.6
     */
    public function getItem($pk = null)
    {
        if ($item = parent::getItem($pk)) {
            // Convert the params field to an array.
            $registry       = new Registry($item->metadata);
            $item->metadata = $registry->toArray();

            // Convert the images field to an array.
            $registry     = new Registry($item->images);
            $item->images = $registry->toArray();
        }

        // Load associated newsfeeds items
        $assoc = Associations::isEnabled();

        if ($assoc) {
            $item->associations = [];

            if ($item->id != null) {
                $associations = Associations::getAssociations('com_newsfeeds', '#__newsfeeds', 'com_newsfeeds.item', $item->id);

                foreach ($associations as $tag => $association) {
                    $item->associations[$tag] = $association->id;
                }
            }
        }

        if (!empty($item->id)) {
            $item->tags = new  TagsHelper();
            $item->tags->getTagIds($item->id, 'com_newsfeeds.newsfeed');

            // @todo: We probably don't need this in any client - but needs careful validation
            if (!Factory::getApplication()->isClient('api')) {
                $item->metadata['tags'] = $item->tags;
            }
        }

        return $item;
    }

    /**
     * Prepare and sanitise the table prior to saving.
     *
     * @param   \Joomla\CMS\Table\Table  $table  The table object
     *
     * @return  void
     */
    protected function prepareTable($table)
    {
        $date = Factory::getDate();
        $user = $this->getCurrentUser();

        $table->name  = htmlspecialchars_decode($table->name, ENT_QUOTES);
        $table->alias = ApplicationHelper::stringURLSafe($table->alias, $table->language);

        if (empty($table->alias)) {
            $table->alias = ApplicationHelper::stringURLSafe($table->name, $table->language);
        }

        if (empty($table->id)) {
            // Set the values
            $table->created = $date->toSql();

            // Set ordering to the last item if not set
            if (empty($table->ordering)) {
                $db    = $this->getDatabase();
                $query = $db->getQuery(true)
                    ->select('MAX(' . $db->quoteName('ordering') . ')')
                    ->from($db->quoteName('#__newsfeeds'));
                $db->setQuery($query);
                $max = $db->loadResult();

                $table->ordering = $max + 1;
            }
        } else {
            // Set the values
            $table->modified    = $date->toSql();
            $table->modified_by = $user->get('id');
        }

        // Increment the content version number.
        $table->version++;
    }

    /**
     * Method to change the published state of one or more records.
     *
     * @param   array    &$pks   A list of the primary keys to change.
     * @param   integer  $value  The value of the published state.
     *
     * @return  boolean  True on success.
     *
     * @since   1.6
     */
    public function publish(&$pks, $value = 1)
    {
        $result = parent::publish($pks, $value);

        // Clean extra cache for newsfeeds
        $this->cleanCache('feed_parser');

        return $result;
    }

    /**
     * A protected method to get a set of ordering conditions.
     *
     * @param   object  $table  A record object.
     *
     * @return  array  An array of conditions to add to ordering queries.
     *
     * @since   1.6
     */
    protected function getReorderConditions($table)
    {
        return [
            $this->getDatabase()->quoteName('catid') . ' = ' . (int) $table->catid,
        ];
    }

    /**
     * A protected method to get a set of ordering conditions.
     *
     * @param   Form    $form   The form object.
     * @param   array   $data   The data to be injected into the form
     * @param   string  $group  The plugin group to process
     *
     * @return  void
     *
     * @since   1.6
     */
    protected function preprocessForm(Form $form, $data, $group = 'content')
    {
        if ($this->canCreateCategory()) {
            $form->setFieldAttribute('catid', 'allowAdd', 'true');

            // Add a prefix for categories created on the fly.
            $form->setFieldAttribute('catid', 'customPrefix', '#new#');
        }

        // Association newsfeeds items
        if (Associations::isEnabled()) {
            $languages = LanguageHelper::getContentLanguages(false, false, null, 'ordering', 'asc');

            if (count($languages) > 1) {
                $addform = new \SimpleXMLElement('<form />');
                $fields  = $addform->addChild('fields');
                $fields->addAttribute('name', 'associations');
                $fieldset = $fields->addChild('fieldset');
                $fieldset->addAttribute('name', 'item_associations');

                foreach ($languages as $language) {
                    $field = $fieldset->addChild('field');
                    $field->addAttribute('name', $language->lang_code);
                    $field->addAttribute('type', 'modal_newsfeed');
                    $field->addAttribute('language', $language->lang_code);
                    $field->addAttribute('label', $language->title);
                    $field->addAttribute('translate_label', 'false');
                    $field->addAttribute('select', 'true');
                    $field->addAttribute('new', 'true');
                    $field->addAttribute('edit', 'true');
                    $field->addAttribute('clear', 'true');
                    $field->addAttribute('propagate', 'true');
                }

                $form->load($addform, false);
            }
        }

        parent::preprocessForm($form, $data, $group);
    }

    /**
     * Is the user allowed to create an on the fly category?
     *
     * @return  boolean
     *
     * @since   3.6.1
     */
    private function canCreateCategory()
    {
        return $this->getCurrentUser()->authorise('core.create', 'com_newsfeeds');
    }
}
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