function opigno_lrs_stats_course_content_avg_score in Opigno TinCan API 7

Calculate average score for all course contents

Parameters

string $statement_filter_function: Function to use as statement filter

Return value

int

1 call to opigno_lrs_stats_course_content_avg_score()

opigno_lrs_stats_course_content_general_statistics in modules/opigno_tincan_api_stats/includes/course_content/model.inc

Present general statistics

File

modules/opigno_tincan_api_stats/includes/course_content/model.inc, line 58

Courses model functions

Code

function opigno_lrs_stats_course_content_avg_score($statement_filter_function = NULL) {
  $total_score = 0;
  $passed_statements = isset($statement_filter_function) ? $statement_filter_function(opigno_lrs_stats_all_course_content_passed_statements()) : opigno_lrs_stats_all_course_content_passed_statements();
  $failed_statements = isset($statement_filter_function) ? $statement_filter_function(opigno_lrs_stats_all_course_content_failed_statements()) : opigno_lrs_stats_all_course_content_failed_statements();
  $finished_statements = array_merge($passed_statements, $failed_statements);
  $finished_statements_with_score = opigno_lrs_stats_filter_finished_statements_with_score($finished_statements);
  $total_score += array_sum(opigno_lrs_stats_map_finished_statement_scores($finished_statements_with_score));
  $number_of_score = count($finished_statements);
  return $number_of_score > 0 ? round($total_score / $number_of_score * 100, 0) : 0;
}