nested-lawls

<?php
ini_set("display_errors", 1);
ini_set("track_errors", 1);
ini_set("html_errors", 1);
error_reporting(E_ALL);

require_once("../../config.php");
require_once($CFG->dirroot.'/mod/scorm/locallib.php');

global $DB;

$id = required_param('id', PARAM_INT);   // sco id
$reportData = array();
$reportData['case.name'] = 'Philip Rivers';

$PAGE->set_url('/mod/scorm/hello-world.php', array('id'=>$id));
$PAGE->set_title("Score Analyzer Report for ".$reportData['case.name']);
$PAGE->set_heading("Score Analyzer Report for ".$reportData['case.name']);

if (empty($id)) {
    print_error('missingparameter');
}

require_course_login($course);
$PAGE->set_pagelayout('incourse');
$PAGE->set_context(get_system_context());

$table = 'iots.mdl_scorm_scoes_track';
$results = $DB->get_records($table,array('scoid'=>$id));
$studentResponses = array();
$questionsReport = array();

foreach ($results as $interaction) {
    // is this a student_response interaction
    if(contains_substr($interaction->element,"student_response")){
        // echo "build student_response array" ;
        $response = array('userId' => $interaction->userid,
                          'attemptNum' => $interaction->attempt,
                          'questionId' => $interaction->element,
                          'studentAnswer' => $interaction->value);
        //have we already documented this user responce
        if (!isset($studentResponses[$response['userId']])) {
            $studentResponses[$response['userId']][$response['questionId']][] = $response;

        } else {
            //have we logged this question yet for this user
            if (!isset($studentResponses[$response['userId']][$response['questionId']])) {
                $studentResponses[$response['userId']][$response['questionId']][] = $response;
            } else {
                // is the response newer
                if($studentResponses[$response['userId']][$response['questionId']]['attemptNum'] < $response['attemptNum']){
                    $studentResponses[$response['userId']][$response['questionId']][] = $response;
                }
            }
        }
    }
}

// loop through user question responses
foreach ($studentResponses as $user) {
    foreach ($user as $response) {
        if(!isset($questionsReport[$response[0]['questionId']])){
            $questionsReport[$response[0]['questionId']][$response[0]['studentAnswer']] = 1;
        } else {
            $questionsReport[$response[0]['questionId']][$response[0]['studentAnswer']]++;
        }
    }
}
// do it again to simulate another student
foreach ($studentResponses as $user) {
    foreach ($user as $response) {
        if(!isset($questionsReport[$response[0]['questionId']])){
            $questionsReport[$response[0]['questionId']][$response[0]['studentAnswer']] = 1;
        } else {
            $questionsReport[$response[0]['questionId']][$response[0]['studentAnswer']]++;
        }
    }
}

// simulate higher and lower scoring from db.
// need to set this part up later with an admin area to set the low and high settings.
$scoreLegend = array();
$scoreLegend['cmi.interactions_0.student_response'] = 1;
$scoreLegend['cmi.interactions_1.student_response'] = 2;
$scoreLegend['cmi.interactions_2.student_response'] = 2;
$scoreLegend['cmi.interactions_3.student_response'] = 2;
$scoreLegend['cmi.interactions_4.student_response'] = 1;
$scoreLegend['cmi.interactions_5.student_response'] = 2;
$scoreLegend['cmi.interactions_6.student_response'] = 1;
$scoreLegend['cmi.interactions_7.student_response'] = 2;
$scoreLegend['cmi.interactions_8.student_response'] = 1;
$scoreLegend['cmi.interactions_9.student_response'] = 1;

$reportData['scoreLegend'] = $scoreLegend;

echo $OUTPUT->header();
//build report table
?>
<br />
<br />
<table class="flexible generaltable generalbox">
  <thead>
    <tr>
      <th class="header">Skills</th>
      <th class="header">Scoring Higher Than Acceptable</th>
      <th class="header">Scoring Lower Than Acceptable</th>
      <!--<th class="header">key</th> -->
    </tr>
  </thead>
  <tbody>
  <?php
    foreach ($questionsReport as $key => $value) {
        echo '<tr class="row">';
            echo '<td>'. $key .'</td>';
        foreach($value as $info){

            if(key($value) == $reportData['scoreLegend'][$key]){
              echo '<td class="cell">'. $info .'</td>';
              echo '<td class="cell">0</td>';
              //echo '<td class="cell">'.key($value).'</td>';
            } else {
              echo '<td class="cell">0</td>';
              echo '<td class="cell">'. $info .'</td>';
              //echo '<td class="cell">'.key($value).'</td>';
            }
        }
        echo '</tr>';
  }
  ?>
  </tbody>
</table>

<?php
echo $OUTPUT->footer();


function contains_substr($mainStr, $str, $loc = false) {
    if ($loc === false) return (strpos($mainStr, $str) !== false);
    if (strlen($mainStr) < strlen($str)) return false;
    if (($loc + strlen($str)) > strlen($mainStr)) return false;
    return (strcmp(substr($mainStr, $loc, strlen($str)), $str) == 0);
}
?>