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chamilo-lms
mirror of https://github.com/chamilo/chamilo-lms/tree/1.11.x
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Code Issues Projects Releases Wiki Activity

Fixing question stats see #3954

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skala
Julio Montoya 13 years ago
parent 4a83a66e41
commit e632532991
2 changed files with 149 additions and 25 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
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  1. 99
      main/exercice/exercise.lib.php
  2. 75
      main/exercice/stats.php

99
main/exercice/exercise.lib.php
Unescape View File

@ -15,17 +15,6 @@
*/
// The initialization class for the online editor is needed here.
require_once dirname(__FILE__).'/../inc/lib/fckeditor/fckeditor.php';
/*
$TBL_EXERCICE_QUESTION = Database::get_course_table(TABLE_QUIZ_TEST_QUESTION);
$TBL_EXERCICES = Database::get_course_table(TABLE_QUIZ_TEST);
$TBL_QUESTIONS = Database::get_course_table(TABLE_QUIZ_QUESTION);
$TBL_REPONSES = Database::get_course_table(TABLE_QUIZ_ANSWER);
$TBL_DOCUMENT = Database::get_course_table(TABLE_DOCUMENT);
$main_user_table = Database::get_main_table(TABLE_MAIN_USER);
$main_course_user_table = Database::get_main_table(TABLE_MAIN_COURSE_USER);
$TBL_TRACK_EXERCICES = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
$TBL_TRACK_ATTEMPT = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_ATTEMPT);*/
/**
* Shows a question
@ -1623,8 +1612,6 @@ function get_best_average_score_by_exercise($exercise_id, $course_code, $session
return $avg_score;
}
function get_exercises_to_be_taken($course_code, $session_id) {
$course_info = api_get_course_info($course_code);
$exercises = get_all_exercises($course_info, $session_id);
@ -1655,7 +1642,7 @@ function get_student_stats_by_question($question_id, $exercise_id, $course_code
$course_code = Database::escape_string($course_code);
$session_id = intval($session_id);
$sql = "SELECT count(exe_user_id) as users, MAX(marks) as max , MIN(marks) as min, AVG(marks) as average
$sql = "SELECT MAX(marks) as max , MIN(marks) as min, AVG(marks) as average
FROM $track_exercises e INNER JOIN $track_attempt a ON (a.exe_id = e.exe_id)
WHERE exe_exo_id = $exercise_id AND
course_code = '$course_code' AND
@ -1670,14 +1657,89 @@ function get_student_stats_by_question($question_id, $exercise_id, $course_code
return $return;
}
function get_number_students_question_with_answer_count($question_id, $exercise_id, $course_code, $session_id) {
$track_exercises = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
$track_attempt = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_ATTEMPT);
$question_id = intval($question_id);
$exercise_id = intval($exercise_id);
$course_code = Database::escape_string($course_code);
$session_id = intval($session_id);
$sql = "SELECT DISTINCT exe_user_id
FROM $track_exercises e INNER JOIN $track_attempt a ON (a.exe_id = e.exe_id)
WHERE exe_exo_id = $exercise_id AND
course_code = '$course_code' AND
e.session_id = $session_id AND
question_id = $question_id AND
answer <> 0 AND
status = ''";
$result = Database::query($sql);
$return = 0;
if ($result) {
$return = Database::num_rows($result);
}
return $return;
}
function get_number_students_answer_count($answer_id, $question_id, $exercise_id, $course_code, $session_id) {
$track_exercises = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
$track_attempt = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_ATTEMPT);
// ---------------------------------------------------------
$question_id = intval($question_id);
$answer_id = intval($answer_id);
$exercise_id = intval($exercise_id);
$course_code = Database::escape_string($course_code);
$session_id = intval($session_id);
$sql = "SELECT DISTINCT exe_user_id
FROM $track_exercises e INNER JOIN $track_attempt a ON (a.exe_id = e.exe_id)
WHERE exe_exo_id = $exercise_id AND
course_code = '$course_code' AND
e.session_id = $session_id AND
answer = $answer_id AND
question_id = $question_id AND status = ''";
$result = Database::query($sql);
$return = 0;
if ($result) {
$return = Database::num_rows($result);
}
return $return;
}
function get_number_students_finish_exercise($exercise_id, $course_code, $session_id) {
$track_exercises = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
$track_attempt = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_ATTEMPT);
$exercise_id = intval($exercise_id);
$course_code = Database::escape_string($course_code);
$session_id = intval($session_id);
$sql = "SELECT DISTINCT exe_user_id
FROM $track_exercises e INNER JOIN $track_attempt a ON (a.exe_id = e.exe_id)
WHERE exe_exo_id = $exercise_id AND
course_code = '$course_code' AND
e.session_id = $session_id AND
status = ''";
$result = Database::query($sql);
$return = 0;
if ($result) {
$return = Database::num_rows($result);
}
return $return;
}
/**
// return the HTML code for a menu with students group
// @input : $in_name : is the name and the id of the <select>
// $in_default : default value for option
// @return : the html code of the <select>
// ---------------------------------------------------------
*/
function displayGroupMenu($in_name, $in_default, $in_onchange="") {
// check the default value of option
$tabSelected = array($in_default => " selected='selected' ");
@ -1700,10 +1762,7 @@ function displayGroupMenu($in_name, $in_default, $in_onchange="") {
}
// ------------------------------------------------------
// return a list of group for user with user_id=in_userid
// separated with in_separator
// --------------------------------------------------
/* Return a list of group for user with user_id=in_userid separated with in_separator */
function displayGroupsForUser($in_separator, $in_userid) {
$res = implode($in_separator, GroupManager::get_user_group_name($in_userid));
if ($res == "") {

75
main/exercice/stats.php
Unescape View File

@ -19,6 +19,7 @@ if (!$result) {
}
$students = CourseManager :: get_student_list_from_course_code(api_get_course_id(), false);
$count_students = count($students);
$question_list = $objExercise->get_validated_question_list();
@ -27,7 +28,8 @@ $data = array();
$headers = array(
get_lang('Question'),
get_lang('QuestionType'),
get_lang('NumberOfStudentsWhoTryTheExercise'),
//get_lang('NumberOfStudentsWhoTryTheExercise'),
get_lang('NumberStudentWhoSelectedIt'),
get_lang('LowestScore'),
get_lang('AverageScore'),
get_lang('HighestScore'),
@ -38,10 +40,15 @@ if (!empty($question_list)) {
foreach($question_list as $question_id) {
$question_obj = Question::read($question_id);
$exercise_stats = get_student_stats_by_question($question_id, $exercise_id, api_get_course_id(), api_get_session_id());
$count_users = get_number_students_question_with_answer_count($question_id, $exercise_id, api_get_course_id(), api_get_session_id());
$data[$question_id]['name'] = cut($question_obj->question, 100);
$data[$question_id]['type'] = $question_obj->get_question_type_name();
$data[$question_id]['students_who_try_exercise'] = $exercise_stats['users'];
//$data[$question_id]['students_who_try_exercise'] = $exercise_stats['users'];
$percentange = $count_users/$count_students*100;
$data[$question_id]['students_who_try_exercise'] = Display::bar_progress($percentange, false, $count_users .' / '.$count_students);
$data[$question_id]['lowest_score'] = round($exercise_stats['min'], 2);
$data[$question_id]['average_score'] = round($exercise_stats['average'], 2);
$data[$question_id]['highest_score'] = round($exercise_stats['max'], 2);
@ -76,10 +83,68 @@ $headers = array(
get_lang('Question'),
get_lang('Answer'),
get_lang('Correct'),
get_lang('NumberStudentWhoSelectedIt'),
get_lang('HighestScore'),
get_lang('MaximumScore')
get_lang('NumberStudentWhoSelectedIt')
);
$data = array();
if (!empty($question_list)) {
$id = 0;
foreach ($question_list as $question_id) {
$question_obj = Question::read($question_id);
$exercise_stats = get_student_stats_by_question($question_id, $exercise_id, api_get_course_id(), api_get_session_id());
$answer = new Answer($question_id);
$answer_count = $answer->selectNbrAnswers();
for ($answer_id = 1; $answer_id <= $answer_count; $answer_id++) {
$answer_info = $answer->selectAnswer($answer_id);
if ($answer_id == 1) {
$data[$id]['name'] = cut($question_obj->question, 100);
} else {
$data[$id]['name'] = '-';
}
$data[$id]['answer'] = $answer_info;
$is_correct = $answer->isCorrect($answer_id);
$data[$id]['correct'] = $is_correct == 1 ? get_lang('Yes') : get_lang('No');
$real_answer_id = $answer->selectAutoId($answer_id);
$count = get_number_students_answer_count($real_answer_id, $question_id, $exercise_id, api_get_course_id(), api_get_session_id());
//$data[$id]['attempts'] = $count.'/'.$count_students;
$percentange = $count/$count_students*100;
$data[$id]['attempts'] = Display::bar_progress($percentange, false, $count .' / '.$count_students);
$id++;
}
}
}
//Format A table
$table = new HTML_Table(array('class' => 'data_table'));
$row = 0;
$column = 0;
foreach ($headers as $header) {
$table->setHeaderContents($row, $column, $header);
$column++;
}
$row++;
foreach ($data as $row_table) {
$column = 0;
foreach ($row_table as $cell) {
$table->setCellContents($row, $column, $cell);
$table->updateCellAttributes($row, $column, 'align="center"');
$column++;
}
$table->updateRowAttributes($row, $row % 2 ? 'class="row_even"' : 'class="row_odd"', true);
$row++;
}
$content .= $table->toHtml();
$interbreadcrumb[] = array ("url" => "exercice.php?gradebook=$gradebook", "name" => get_lang('Exercices'));
$interbreadcrumb[] = array ("url" => "admin.php?exerciseId=$exercise_id","name" => $objExercise->name);

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