<?php

defined('_JEXEC') or die('Access denied');

jimport('joomla.application.component.view');
jimport('joomla.log.log');

class OpenAireViewArticle extends JViewLegacy {
	const MODEL = 'search';
	const OPEN_ACCESS = 'OPEN';
	const EMBARGO_ACCESS = 'EMBARGO';
	const RESTRICTED_ACCESS = 'RESTRICTED';
	const CLOSED_ACCESS = 'CLOSED';
	const DOI = 'doi';
	const ARXIV = 'arXiv';
	const PMC = 'pmc';
	const PMID = 'pmid';
	const PMID_URL = 'http://europepmc.org/articles/';
	const DOI_URL = 'http://dx.doi.org/';
	const PMC_URL = 'http://europepmc.org/articles/';
	const ARXIV_URL = 'http://arxiv.org/abs/';
	const OTHER_RESOURCES = 'Other Resources';
	const UNKNOWN_REPOSITORY = 'Unknown Repository';
	const MAX_RELATED = 10;
	const MAX_AUTHORS = 30;
	const LOG = 'openaire';
	
	function display($template = NULL) {
		$search = $this -> getModel(self :: MODEL);
		$locale = JFactory :: getLanguage() -> getTag();
		$this -> itemId = JRequest :: getUInt('Itemid', 0);
		$this -> articleId = JRequest :: getString('articleId');
		$this -> statisticsExistUrl = $search -> getPublicationStatisticsExistUrl();
		$this -> statisticsChartUrl = $search -> getPublicationStatisticsChartUrl();
		$this -> article =($this -> articleId==NULL||$this -> articleId=="")?NULL: $search -> getPublication($this -> articleId, $locale);
		$this -> logged = (JFactory::getUser()->guest?false:true);
		JViewLegacy :: loadHelper('PiwikHelper');
		PiwikHelper :: logPageView('viewPublication', 'publicationId=' . urlencode($this -> articleId) . '&locale=' . urlencode($locale));
		if (count($errors = $this -> get('Errors')) > 0) {
			JLog :: add('Error viewing article: ' . implode("\n", $errors), JLog :: ERROR, self :: LOG);
			return FALSE;
		}
		parent :: display($template);
	}
}