function get_question_image in Quiz 6.5

Same name and namespace in other branches

1. 6.6 includes/moodle/lib/questionlib.php \get_question_image()

Returns a html link to the question image if there is one

Parameters

object $question The question object:

Return value

string The html image tag or the empy string if there is no image.

File

includes/moodle/lib/questionlib.php, line 1500

Code

function get_question_image($question) {
  global $CFG;
  $img = '';
  if (!($category = get_record('question_categories', 'id', $question->category))) {
    error('invalid category id ' . $question->category);
  }
  $coursefilesdir = get_filesdir_from_context(get_context_instance_by_id($category->contextid));
  if ($question->image) {
    if (substr(strtolower($question->image), 0, 7) == 'http://') {
      $img .= $question->image;
    }
    else {
      require_once $CFG->libdir . '/filelib.php';
      $img = get_file_url("{$coursefilesdir}/{$question->image}");
    }
  }
  return $img;
}