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/home/develito/www/components/com_dpattachments/views/form/view.html.php

<?php
/**
 * @package    DPAttachments
 * @author     Digital Peak http://www.digital-peak.com
 * @copyright  Copyright (C) 2012 - 2020 Digital Peak. All rights reserved.
 * @license    http://www.gnu.org/licenses/gpl.html GNU/GPL
 */
defined('_JEXEC') or die();

class DPAttachmentsViewForm extends JViewLegacy
{
	protected $form;
	protected $item;
	protected $return_page;
	protected $state;

public function display($tpl = null)
	{
		$user = JFactory::getUser();

// Get model data.
		$this->state       = $this->get('State');
		$this->item        = $this->get('Item');
		$this->form        = $this->get('Form');
		$this->return_page = $this->get('ReturnPage');

if (empty($this->item->id)) {
			$authorised = false;
		} else {
			$authorised = $this->item->params->get('access-edit');
		}

if ($authorised !== true) {
			JError::raiseError(403, JText::_('JERROR_ALERTNOAUTHOR'));

return false;
		}

$this->item->tags = new JHelperTags();
		if (!empty($this->item->id)) {
			$this->item->tags->getItemTags('com_dpattachments.attachment.', $this->item->id);
		}

// Check for errors.
		if (count($errors = $this->get('Errors'))) {
			JError::raiseWarning(500, implode("\n", $errors));

return false;
		}

// Create a shortcut to the parameters.
		$params = &$this->state->params;

// Escape strings for HTML output
		$this->pageclass_sfx = htmlspecialchars($params->get('pageclass_sfx'));

$this->params = $params;
		$this->user   = $user;

$this->form->setFieldAttribute('tags', 'mode', 'nested');
		$this->_prepareDocument();
		parent::display($tpl);
	}

protected function _prepareDocument()
	{
		$app   = JFactory::getApplication();
		$menus = $app->getMenu();
		$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', JText::_('COM_DPATTACHMENTS_FORM_EDIT_ATTACHMENT'));
		}

$title = $this->params->def('page_title', JText::_('COM_DPATTACHMENTS_FORM_EDIT_ATTACHMENT'));
		if ($app->getCfg('sitename_pagetitles', 0) == 1) {
			$title = JText::sprintf('JPAGETITLE', $app->getCfg('sitename'), $title);
		} else if ($app->getCfg('sitename_pagetitles', 0) == 2) {
			$title = JText::sprintf('JPAGETITLE', $title, $app->getCfg('sitename'));
		}
		$this->document->setTitle($title);

$pathway = $app->getPathWay();
		$pathway->addItem($title, '');

if ($this->params->get('menu-meta_description')) {
			$this->document->setDescription($this->params->get('menu-meta_description'));
		}

if ($this->params->get('menu-meta_keywords')) {
			$this->document->setMetadata('keywords', $this->params->get('menu-meta_keywords'));
		}

if ($this->params->get('robots')) {
			$this->document->setMetadata('robots', $this->params->get('robots'));
		}
	}
}