/php/lib/assessment_manager/component/results_viewer.class.php

<?php



namespace application\assessment;



use common\libraries\BreadcrumbTrail;

use common\libraries\Request;

use common\libraries\EqualityCondition;

use common\libraries\Translation;

use common\libraries\Breadcrumb;

use repository\ComplexDisplay;

use common\libraries\Path;

use reporting\ReportingDataManager;

use common\libraries\AndCondition;

/**

 * $Id: results_viewer.class.php 193 2009-11-13 11:53:37Z chellee $

 * @package application.lib.assessment.assessment_manager.component

 */

require_once dirname(__FILE__) . '/../assessment_manager.class.php';

require_once dirname(__FILE__) . '/../../../trackers/assessment_question_attempts_tracker.class.php';

require_once dirname(__FILE__) . '/../../../trackers/assessment_assessment_attempts_tracker.class.php';



/**

 * Component to create a new assessment_publication object

 * @author Sven Vanpoucke

 * @author 

 */

class AssessmentManagerResultsViewerComponent extends AssessmentManager

{

    private $current_attempt_id;

    private $object;



    /**

     * Runs this component and displays its output.

     */

    function run()

    {

        $this->trail = $trail = BreadcrumbTrail :: get_instance();

        

        $pid = Request :: get(AssessmentManager :: PARAM_ASSESSMENT_PUBLICATION);

        $delete = Request :: get('delete');

        

        if ($delete)

        {

            $split = explode('_', $delete);

            $id = $split[1];

            

            if ($split[0] == 'aid')

            {

                $condition = new EqualityCondition(AssessmentAssessmentAttemptsTracker :: PROPERTY_ASSESSMENT_ID, $id);

            }

            else

            {

                $condition = new EqualityCondition(AssessmentAssessmentAttemptsTracker :: PROPERTY_ID, $id);

                $parameters = array(AssessmentManager :: PARAM_ASSESSMENT_PUBLICATION => $pid);

            }

            

            $dummy = new AssessmentAssessmentAttemptsTracker();

            $trackers = $dummy->retrieve_tracker_items($condition);

            foreach ($trackers as $tracker)

            {

                $tracker->delete();

            }

            

            $this->redirect(Translation :: get('AssessmentAttemptsDeleted'), false, $parameters);

            exit();

        }

        

        if (! $pid)

        {

            $this->display_header();

            echo $this->display_summary_results();

            $this->display_footer();

        }

        else

        {

            $trail->add(new Breadcrumb($this->get_url(array(AssessmentManager :: PARAM_ASSESSMENT_PUBLICATION => $pid)), Translation :: get('ViewAssessmentResults')));

            

            $details = Request :: get('details');

            if ($details)

            {

                $trail->add(new Breadcrumb($this->get_url(array(

                        AssessmentManager :: PARAM_ASSESSMENT_PUBLICATION => $pid, 'details' => $details)), Translation :: get('ViewAssessmentDetails')));

                

                $this->current_attempt_id = $details;

                

                $pub = AssessmentDataManager :: get_instance()->retrieve_assessment_publication($pid);

                $object = $pub->get_publication_object();

                

                $_GET['display_action'] = AssessmentManager :: ACTION_VIEW_ASSESSMENT_PUBLICATION_RESULTS;

                

                $this->set_parameter('details', $details);

                $this->set_parameter(AssessmentManager :: PARAM_ASSESSMENT_PUBLICATION, $pid);

                

                $this->object = $object;

                ComplexDisplay :: launch($object->get_type(), $this);

            }

            else

            {

                $this->display_header();

                echo $this->display_assessment_results($pid);

                $this->display_footer();

            }

        }

    }



    function get_root_content_object()

    {

        return $this->object;

    }



    function display_header($trail)

    {

        if ($trail)

        {

            $this->trail->merge($trail);

        }

        

        parent :: display_header($this->trail);

    }



    function display_summary_results()

    {

        require_once (Path :: get_application_path() . '/assessment/php/reporting/templates/assessment_attempts_summary_template.class.php');

        

        $current_category = Request :: get('category');

        $current_category = $current_category ? $current_category : 0;

        $parameters = array('category' => $current_category, 'url' => $this->get_url());

        $database = ReportingDataManager :: get_instance();

        $template_obj = $database->retrieve_reporting_template_object('assessment_attempts_summary_template');

        $template = new AssessmentAttemptsSummaryTemplate($this, $template_obj->get_id(), $parameters, null);

        //$template->set_reporting_blocks_function_parameters($parameters);

        return $template->to_html();

    }



    function display_assessment_results($pid)

    {

        require_once (Path :: get_application_path() . '/assessment/php/reporting/templates/assessment_attempts_template.class.php');

        

        $url = $this->get_url(array(AssessmentManager :: PARAM_ASSESSMENT_PUBLICATION => $pid));

        $results_export_url = $this->get_results_exporter_url();

        $parameters = array(AssessmentManager :: PARAM_ASSESSMENT_PUBLICATION => $pid, 'url' => $url, 

                'results_export_url' => $results_export_url);

        $database = ReportingDataManager :: get_instance();

        $template_obj = $database->retrieve_reporting_template_object('assessment_attempts_template');

        $template = new AssessmentAttemptsTemplate($this, $template_obj->get_id(), $parameters, null, $pid);

        //$template->set_reporting_blocks_function_parameters($parameters);

        return $template->to_html();

    }



    function retrieve_assessment_results()

    {

        $condition = new EqualityCondition(AssessmentQuestionAttemptsTracker :: PROPERTY_ASSESSMENT_ATTEMPT_ID, $this->current_attempt_id);

        

        $dummy = new AssessmentQuestionAttemptsTracker();

        $trackers = $dummy->retrieve_tracker_items($condition);

        

        $results = array();

        

        foreach ($trackers as $tracker)

        {

            $results[$tracker->get_question_cid()] = array('answer' => $tracker->get_answer(), 

                    'feedback' => $tracker->get_feedback(), 'score' => $tracker->get_score());

        }

        

        return $results;

    }



    function change_answer_data($question_cid, $score, $feedback)

    {

        $conditions[] = new EqualityCondition(AssessmentQuestionAttemptsTracker :: PROPERTY_ASSESSMENT_ATTEMPT_ID, $this->current_attempt_id);

        $conditions[] = new EqualityCondition(AssessmentQuestionAttemptsTracker :: PROPERTY_QUESTION_CID, $question_cid);

        $condition = new AndCondition($conditions);

        

        $dummy = new AssessmentQuestionAttemptsTracker();

        $trackers = $dummy->retrieve_tracker_items($condition);

        $tracker = $trackers[0];

        $tracker->set_score($score);

        $tracker->set_feedback($feedback);

        $tracker->update();

    }



    function change_total_score($total_score)

    {

        $condition = new EqualityCondition(AssessmentAssessmentAttemptsTracker :: PROPERTY_ID, $this->current_attempt_id);

        $dummy = new AssessmentAssessmentAttemptsTracker();

        $trackers = $dummy->retrieve_tracker_items($condition);

        $tracker = $trackers[0];

        

        if (! $tracker)

            return;

        

        $tracker->set_total_score($total_score);

        $tracker->update();

    }



    function can_change_answer_data()

    {

        return true;

    }



    function add_additional_breadcrumbs(BreadcrumbTrail $breadcrumbtrail)

    {

        $breadcrumbtrail->add_help('assessment_results_viewer');

        $breadcrumbtrail->add(new Breadcrumb($this->get_url(array(

                AssessmentManager :: PARAM_ACTION => AssessmentManager :: ACTION_BROWSE_ASSESSMENT_PUBLICATIONS)), Translation :: get('AssessmentManagerBrowserComponent')));

    }



    function get_additional_parameters()

    {

        return array(self :: PARAM_ASSESSMENT_PUBLICATION);

    }

}

?>