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<?php
/**
* @package jDownloads
* @version 4.0
* @copyright (C) 2007 - 2022 - Arno Betz - www.jdownloads.com
* @license http://www.gnu.org/copyleft/gpl.html GNU/GPL, see LICENSE.txt
*
* jDownloads is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
namespace JDownloads\Component\JDownloads\Site\View\Category;
\defined('_JEXEC') or die;
use Joomla\CMS\Factory;
use Joomla\CMS\Language\Text;
use Joomla\CMS\Application\ApplicationHelper;
use Joomla\CMS\Event\AbstractEvent;
use Joomla\Event\Event;
use Joomla\Filesystem\Path;
use Joomla\CMS\Uri\Uri;
use Joomla\CMS\MVC\View\HtmlView as BaseHtmlView;
use Joomla\CMS\Pagination\Pagination;
use Joomla\CMS\HTML\HTMLHelper;
use Joomla\CMS\Helper\TagsHelper;
use Joomla\CMS\Plugin\PluginHelper;
use Joomla\Filesystem\File;
use Joomla\CMS\Router\Route;
use Joomla\CMS\MVC\View\GenericDataException;
use JLoader;
use JDownloads\Component\JDownloads\Site\Helper\JDHelper;
use JDownloads\Component\JDownloads\Site\Helper\CategoriesHelper;
use JDownloads\Component\JDownloads\Site\Helper\RouteHelper;
use JDownloads\Component\JDownloads\Site\Helper\AssociationHelper;
use JDownloads\Component\JDownloads\Administrator\Helper\JDownloadsAssociationsHelper;
/**
* HTML View class for the jDownloads component
*
*/
class HtmlView extends BaseHtmlView
{
protected $state;
protected $items;
protected $category;
protected $categories;
protected $children;
protected $pagination;
protected $lead_items = array();
protected $intro_items = array();
protected $link_items = array();
protected $columns = 1;
public function display($tpl = null)
{
$document = Factory::getApplication()->getDocument();
$app = Factory::getApplication();
$user = Factory::getApplication()->getIdentity();
$jd_user_settings = JDHelper::getUserRules();
// This output is a little complicated as we need layouts from three sources
// Get the needed layout data - type = 4 for a 'category' layout
$layouts['category'] = JDHelper::getLayout(4);
// Get the needed layout data - type = 8 for a 'sub categories' layout with pagination!
$layouts['subcategory'] = JDHelper::getLayout(8);
// Get the needed layout data - type = 2 for a 'files' layout
$layouts['files'] = JDHelper::getLayout(2);
// Add JavaScript Frameworks
HTMLHelper::_('bootstrap.framework');
// Add jQuery Framework
HTMLHelper::_('jquery.framework');
// Load optional RTL Bootstrap CSS
if ($layouts['category']->uses_bootstrap || $layouts['subcategory']->uses_bootstrap || $layouts['files']->uses_bootstrap){
HTMLHelper::_('bootstrap.loadCss', true, $this->document->direction);
}
// Load optional w3css framework
if ($layouts['category']->uses_w3css || $layouts['subcategory']->uses_w3css || $layouts['files']->uses_w3css){
$w3_css_path = JPATH_ROOT.'/components/com_jdownloads/assets/css/w3.css';
if (File::exists($w3_css_path)){
$document->addStyleSheet( Uri::base()."components/com_jdownloads/assets/css/w3.css", 'text/css', null, array() );
}
}
// Get some data from the models
$state = $this->get('State');
$params = $state->params;
$items = $this->get('Items'); // get the category downloads
$category = $this->get('Category'); // get the selected category data
$children = $this->get('Children'); // get the categories sub categories
$parent = $this->get('Parent'); // get the categories parent categories
$pagination = $this->get('Pagination'); // get the downloads pagination ($pagination->total is the amount of Downloads from the current category)
// Added in jDownloads v.4.0.45 - and required as with Joomla 5.1.3 the core pagination.php was changed
if ($pagination)$pagination->setAdditionalUrlParam('catid', $app->getInput()->get('catid', [], 'int'));
// Upload icon handling
$this->view_upload_button = false;
if ($jd_user_settings->uploads_view_upload_icon){
// We must here check whether the user has the permissions to create new downloads.
// This can be defined in the components permissions but also in any category
// But the upload icon is only viewed when in the user groups settings is also activated the: 'display add/upload icon' option
// 1. check the component permissions
if (!$user->authorise('core.create', 'com_jdownloads')){
// 2. not global permissions so we must check now every category (for a lot of categories can this be very slow)
$this->authorised_cats = JDHelper::getAuthorisedJDCategories('core.create', $user);
if (count($this->authorised_cats) > 0){
$this->view_upload_button = true;
}
} else {
$this->view_upload_button = true;
}
}
$this->ipad_user = false;
// Check whether we have an ipad/iphone user for flowplayer aso...
if ((bool) strpos($_SERVER['HTTP_USER_AGENT'], 'iPad') || (bool) strpos($_SERVER['HTTP_USER_AGENT'], 'iPhone')){
$this->ipad_user = true;
}
// Check for errors.
if (count($errors = $this->get('Errors')))
{
throw new GenericDataException(implode("\n", $errors));
}
// Add all needed cripts and css files
$document = Factory::getApplication()->getDocument();
$document->addScript(Uri::base().'components/com_jdownloads/assets/js/jdownloads.js');
if ($params->get('view_ratings')){
$document->addScript(Uri::base().'components/com_jdownloads/assets/rating/js/ajaxvote.js');
}
// Loadscript for flowplayer
if ($params->get('flowplayer_use')){
$document->addScript(Uri::base().'components/com_jdownloads/assets/flowplayer/flowplayer-3.2.12.min.js');
// Load also the ipad plugin when required
if ($this->ipad_user){
$document->addScript(Uri::base().'components/com_jdownloads/assets/flowplayer/flowplayer.ipad-3.2.12.min.js');
}
}
$document->addScriptDeclaration('live_site = "'.Uri::base().'";');
$document->addScriptDeclaration('function openWindow (url) {
fenster = window.open(url, "_blank", "width=550, height=480, STATUS=YES, DIRECTORIES=NO, MENUBAR=NO, SCROLLBARS=YES, RESIZABLE=NO");
fenster.focus();
}');
if ($params->get('use_lightbox_function')){
$document->addScript(Uri::base().'components/com_jdownloads/assets/lightbox/src/js/lightbox.js');
$document->addStyleSheet( Uri::base()."components/com_jdownloads/assets/lightbox/src/css/lightbox.css", 'text/css', null, array() );
}
// Subcategories pagination assets (legacy for multi-column, modern for single-column)
if ($params->get('use_pagination_subcategories')){
$use_legacy_pagination = ($layouts['subcategory']->cols > 1);
$items_per_page = (int) $params->get('amount_subcats_per_page_in_pagination', 10);
if ($use_legacy_pagination) {
$document->addScript(Uri::base().'components/com_jdownloads/assets/pagination/jdpagination.js');
$document->addScript(Uri::base().'components/com_jdownloads/assets/pagination/jdpagination_2.js');
} else {
$pagenav_position = $params->get('subcategories_pagination_bottom', '1');
$paginationConfig = [
'containerId' => 'results',
'itemSelector' => '.jd_subcat_pagination_inner_wrapper, #results .row > div',
'itemsPerPage' => $items_per_page,
'subcategoriesLabel' => Text::_('COM_JDOWNLOADS_FRONTEND_COUNT_SUBCATS'),
'paginationPosBottom' => $pagenav_position,
'labels' => [
'prev' => Text::_('COM_JDOWNLOADS_JS_PAGINATION_PREV'),
'next' => Text::_('COM_JDOWNLOADS_JS_PAGINATION_NEXT'),
'start' => Text::_('COM_JDOWNLOADS_JS_PAGINATION_START'),
'end' => Text::_('COM_JDOWNLOADS_JS_PAGINATION_END'),
'page' => Text::_('COM_JDOWNLOADS_FRONTEND_HEADER_PAGENAVI_PAGE_TEXT'),
'of' => Text::_('COM_JDOWNLOADS_FRONTEND_HEADER_PAGENAVI_TO_TEXT'),
]
];
$document->addScriptDeclaration(
'window.jdSubcatPaginationConfig = ' . json_encode($paginationConfig) . ';'
);
$document->addScript(
Uri::base().'media/com_jdownloads/js/subcategory-pagination.js',
[],
['defer' => 'defer']
);
}
}
$document->addStyleSheet( Uri::base()."components/com_jdownloads/assets/css/jdownloads_buttons.css", "text/css", null, array() );
if ($params->get('load_frontend_css')){
$document->addStyleSheet( Uri::base()."components/com_jdownloads/assets/css/jdownloads_fe.css", "text/css", null, array() );
$currentLanguage = Factory::getApplication()->getLanguage();
$isRTL = $currentLanguage->get('rtl');
if ($isRTL) {
$document->addStyleSheet( Uri::base()."components/com_jdownloads/assets/css/jdownloads_fe_rtl.css", "text/css", null, array() );
}
} else {
if ($params->get('own_css_file')){
$own_css_path = JPATH_ROOT.'/components/com_jdownloads/assets/css/'.$params->get('own_css_file');
if (File::exists($own_css_path)){
$document->addStyleSheet( Uri::base()."components/com_jdownloads/assets/css/".$params->get('own_css_file'), "text/css", null, array() );
}
}
}
if ($params->get('view_ratings')){
$document->addStyleSheet( Uri::base()."components/com_jdownloads/assets/rating/css/ajaxvote.css", "text/css", null, array() );
}
$custom_css_path = JPATH_ROOT.'/components/com_jdownloads/assets/css/jdownloads_custom.css';
if (File::exists($custom_css_path)){
$document->addStyleSheet( Uri::base()."components/com_jdownloads/assets/css/jdownloads_custom.css", 'text/css', null, array() );
}
$this->jd_image_path = JPATH_ROOT . '/images/jdownloads';
if ($category == false){
// It seems that we have a not public visible category so we redirect to the login page
if ($user->get('guest')){
$return = base64_encode((string) Uri::getInstance());
$login_url_with_return = Route::_('index.php?option=com_users&view=login&return=' . $return);
$app->enqueueMessage(Text::_('JERROR_ALERTNOAUTHOR'), 'notice');
$app->redirect($login_url_with_return, 403);
} else {
$app->enqueueMessage( Text::_('COM_JDOWNLOADS_CATEGORY_NOT_FOUND'), 'error');
return false;
}
}
if ($parent == false){
$app->enqueueMessage( Text::_('COM_JDOWNLOADS_CATEGORY_PARENT_NOT_FOUND'), 'error');
return false;
}
// Setup the category parameters.
$cparams = $category->getParams();
$category->params = clone($params);
$category->params->merge($cparams);
$category->tags = new TagsHelper;
$category->tags->getItemTags('com_jdownloads.category', $category->id);
// Check whether category access level allows access.
$user = Factory::getApplication()->getIdentity();
$groups = $user->getAuthorisedViewLevels();
if (!in_array($category->access, $groups)) {
$app->enqueueMessage( Text::_('JERROR_ALERTNOAUTHOR'), 'error');
return false;
}
// Compute the download slugs and prepare text (runs content plugins).
for ($i = 0, $n = count($items); $i < $n; $i++)
{
$item = &$items[$i];
$item->slug = $item->alias ? ($item->id . ':' . $item->alias) : $item->id;
//$item->parent_slug = $item->parent_alias ? ($item->parent_id . ':' . $item->parent_alias) : $item->parent_id;
// No link for ROOT category
if ($item->parent_alias === 'root') {
$item->parent_slug = null;
}
// Process the content plugins.
PluginHelper::importPlugin('content');
// Required for some content plugins which needed a field named id and text
$item->text = $item->description;
// This is the event to get the content plugins the possibility to modify the Download data. Also required to get Joomla Fields when used in jD.
if ($params->get('activate_general_plugin_support')) {
$app->triggerEvent('onContentPrepare', ['com_jdownloads.download', &$item, &$params, 0]);
}
$item->description = $item->text;
$item->event = new \stdClass();
$results = $app->triggerEvent('onContentAfterTitle', array('com_jdownloads.download', &$item, &$item->params, 0));
$item->event->afterDisplayTitle = trim(implode("\n", $results));
$results = $app->triggerEvent('onContentBeforeDisplay', array('com_jdownloads.download', &$item, &$item->params, 0));
$item->event->beforeDisplayContent = trim(implode("\n", $results));
$results = $app->triggerEvent('onContentAfterDisplay', array('com_jdownloads.download', &$item,&$item->params, 0));
$item->event->afterDisplayContent = trim(implode("\n", $results));
}
// Check for layout override only if this is not the active menu item
// If it is the active menu item, then the view and category id will match
$active = $app->getMenu()->getActive();
if ((!$active) || ((strpos($active->link, 'view=category') === false) || (strpos($active->link, '&catid=' . (string) $category->id) === false))) {
// Get the layout from the merged category params
if ($layout = $category->params->get('category_layout')) {
$this->setLayout($layout);
}
}
// At this point, we are in a menu item, so we don't override the layout
elseif (isset($active->query['layout'])) {
// We need to set the layout from the query in case this is an alternative menu item (with an alternative layout)
$this->setLayout($active->query['layout']);
}
$children = array($category->id => $children);
// Escape strings for HTML output
$this->pageclass_sfx = htmlspecialchars($params->get('pageclass_sfx') ?? '');
$this->maxLevelcat = $params->get('maxLevelcat', -1) < 0 ? PHP_INT_MAX : $params->get('maxLevelcat', PHP_INT_MAX);
$this->params = &$params;
$this->state = &$state;
$this->items = &$items;
$this->category = &$category;
$this->children = &$children;
$this->parent = &$parent;
$this->pagination = &$pagination;
$this->user = &$user;
$this->layouts = &$layouts;
$this->jd_user_settings = &$jd_user_settings;
$this->prepareDocument();
parent::display($tpl);
}
/**
* Prepares the document
*/
protected function prepareDocument()
{
$app = Factory::getApplication();
$params = $app->getParams();
$menus = $app->getMenu();
$pathway = $app->getPathway();
$title = null;
// Because the application sets a default page title,
// we need to get it from the menu item itself
$menu = $menus->getActive();
if ($menu) {
$this->params->def('page_heading', $this->params->get('page_title', $menu->title));
} else {
$this->params->def('page_heading', Text::_('COM_JDOWNLOADS_DOWNLOADS'));
}
$title = $this->params->get('page_title', '');
if (isset($menu->query['catid'])){
$id = (int) @$menu->query['catid'];
} else {
$id = 0;
}
if ($menu && ($menu->query['option'] != 'com_jdownloads' || $menu->query['view'] != 'category' || $id != $this->category->id)) {
// If this is not a single category menu item, set the page title to the category title
if ($this->category->title) {
$title = $this->category->title;
}
$path = array(array('title' => $this->category->title, 'link' => ''));
$category = $this->category->getParent();
while (($menu->query['option'] != 'com_jdownloads' || $menu->query['view'] == 'download' || $id != $category->id) && (int)$category->id > 1){
$path[] = array('title' => $category->title, 'link' => RouteHelper::getCategoryRoute($category->id, true));
$category = $category->getParent();
}
$path = array_reverse($path);
foreach ($path as $item){
$pathway->addItem($item['title'], $item['link']);
}
}
if (empty($title)){
$title = $app->getCfg('sitename');
}
elseif ($app->getCfg('sitename_pagetitles', 0) == 1) {
$title = Text::sprintf('JPAGETITLE', $app->getCfg('sitename'), $title);
}
elseif ($app->getCfg('sitename_pagetitles', 0) == 2) {
$title = Text::sprintf('JPAGETITLE', $title, $app->getCfg('sitename'));
}
$this->document->setTitle($title);
if ($this->category->metadesc){
$this->document->setDescription($this->category->metadesc);
}
elseif (!$this->category->metadesc && $this->params->get('menu-meta_description'))
{
$this->document->setDescription($this->params->get('menu-meta_description'));
}
if ($this->category->metakey){
$this->document->setMetadata('keywords', $this->category->metakey);
}
elseif (!$this->category->metakey && $this->params->get('menu-meta_keywords'))
{
$this->document->setMetadata('keywords', $this->params->get('menu-meta_keywords'));
}
// Use at first settings from download - alternate from jD configuration
if ($this->category->robots){
$this->document->setMetadata('robots', $this->category->robots);
}
elseif ($params->get('robots')){
// Use settings from jD-config
$this->document->setMetadata('robots', $params->get('robots'));
} else {
// Is not defined in item or jd-config - so we use the global config setting
$this->document->setMetadata( 'robots' , $app->getCfg('robots' ));
}
}
}