ModuleNews4wardReader.php

<?php if(!defined('TL_ROOT')) die('You cannot access this file directly!');

/**
 * News4ward
 * a contentelement driven news/blog-system
 *
 * @author Christoph Wiechert <wio@psitrax.de>
 * @copyright 4ward.media GbR <http://www.4wardmedia.de>
 * @package news4ward
 * @filesource
 * @licence LGPL
 */
 
class ModuleNews4wardReader extends News4ward
{
    /**
   	 * Template
   	 * @var string
   	 */
   	protected $strTemplate = 'mod_news4ward_reader';


    /**
	 * Display a wildcard in the back end
	 * @return string
	 */
	public function generate()
	{
		if (TL_MODE == 'BE')
		{
			$objTemplate = new BackendTemplate('be_wildcard');

			$objTemplate->wildcard = '### News4ward READER ###';
			$objTemplate->title = $this->headline;
			$objTemplate->id = $this->id;
			$objTemplate->link = $this->name;
			$objTemplate->href = 'contao/main.php?do=themes&amp;table=tl_module&amp;act=edit&amp;id=' . $this->id;

			return $objTemplate->parse();
		}

		$this->news_archives = $this->sortOutProtected(deserialize($this->news4ward_archives));

		// Return if there are no archives
		if (!is_array($this->news_archives) || count($this->news_archives) < 1)
		{
			return '';
		}

		// Read the alias from the url
		if(!preg_match("~.*".preg_quote($GLOBALS['objPage']->alias)."/([a-z0-9\._-]+).*~i",$this->Environment->request,$erg))
		{
			return '';
		}
		// strip suffix
		if(substr($erg[1],-strlen($GLOBALS['TL_CONFIG']['urlSuffix'])) == $GLOBALS['TL_CONFIG']['urlSuffix'])
		{
			$erg[1] = substr($erg[1],0,-strlen($GLOBALS['TL_CONFIG']['urlSuffix']));
		}

		$this->alias = $erg[1];

		return parent::generate();
	}


	/**
	 * Generate module
	 */
	protected function compile()
    {
		// Set the item from the auto_item parameter
		if ($GLOBALS['TL_CONFIG']['useAutoItem'] && isset($_GET['auto_item']))
		{
			$this->Input->setGet('items', $this->Input->get('auto_item'));
		}


		/* build where */
		$where = array();
		$time = time();

		// news archives
		$where[] = 'tl_news4ward_article.pid IN('. implode(',', array_map('intval', $this->news_archives)) . ')';

		// published
		if(!BE_USER_LOGGED_IN)
		{
			$where[] = "(tl_news4ward_article.start='' OR tl_news4ward_article.start<".$time.") AND (tl_news4ward_article.stop='' OR tl_news4ward_article.stop>".$time.") AND tl_news4ward_article.status='published'";
		}

		// alias
		$where[] = 'tl_news4ward_article.alias = "'.mysql_real_escape_string($this->alias).'"';


		/* get the item */
		$objArticle = $this->Database->prepare("
			SELECT *, author AS authorId,
				(SELECT title FROM tl_news4ward WHERE tl_news4ward.id=tl_news4ward_article.pid) AS archive,
				(SELECT jumpTo FROM tl_news4ward WHERE tl_news4ward.id=tl_news4ward_article.pid) AS parentJumpTo,
				(SELECT name FROM tl_user WHERE id=author) AS author
			FROM tl_news4ward_article
			WHERE ".implode(' AND ',$where))->execute();


		if(!$objArticle->numRows) return;

		$this->parseArticles($objArticle,$this->Template);

		// Add keywords and description
		if ($this->keywords != '')
		{
			$GLOBALS['TL_KEYWORDS'] .= (strlen($GLOBALS['TL_KEYWORDS']) ? ', ' : '') . $objArticle->keywords;
		}
		if ($this->description != '')
		{
			$GLOBALS['objPage']->description .= (!empty($GLOBALS['objPage']->description) ? ' ': '') . $objArticle->description;
		}

		// Add Page Title
		$GLOBALS['objPage']->title = $objArticle->title;

		// Add facebook meta for the teaserimage
		if($this->news4ward_useTeaserImageForFacebook && $objArticle->teaserImage &&  is_file(TL_ROOT.'/'.$objArticle->teaserImage))
		{
			$GLOBALS['TL_HEAD'][] = '<link rel="image_src" href="'.$this->getImage($objArticle->teaserImage,50,50,'proportional').'" />';
		}

		// HOOK: add content like comments or related articles
		// todo: who needs this hook? theres also News4wardParseArticles HOOK
		if(isset($GLOBALS['TL_HOOKS']['News4wardReader']) && is_array($GLOBALS['TL_HOOKS']['News4wardReader']))
		{
			foreach ($GLOBALS['TL_HOOKS']['News4wardReader'] as $callback)
			{
				$this->import($callback[0]);
				$this->$callback[0]->$callback[1]($objArticle,$this);
			}
		}

    }


}

?>