Chamilo is a learning management system focused on ease of use and accessibility
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 
chamilo-lms/main/exercice/overview.php

291 lines
9.5 KiB

<?php
/* For licensing terms, see /license.txt */
/**
* Exercise preview
*
* @package chamilo.exercise
* @author Julio Montoya <gugli100@gmail.com>
*/
use \ChamiloSession as Session;
require_once '../inc/global.inc.php';
$current_course_tool = TOOL_QUIZ;
// Clear the exercise session just in case
if (isset($_SESSION['objExercise'])) {
Session::erase('objExercise');
}
$this_section = SECTION_COURSES;
// Notice for unauthorized people.
api_protect_course_script(true);
$sessionId = api_get_session_id();
$exercise_id = isset($_REQUEST['exerciseId']) ? intval($_REQUEST['exerciseId']) : 0;
$objExercise = new Exercise();
$result = $objExercise->read($exercise_id);
if (!$result) {
api_not_allowed(true);
}
$gradebook = isset($_GET['gradebook']) ? Security :: remove_XSS($_GET['gradebook']) : null;
$learnpath_id = isset($_REQUEST['learnpath_id']) ? intval($_REQUEST['learnpath_id']) : null;
$learnpath_item_id = isset($_REQUEST['learnpath_item_id']) ? intval($_REQUEST['learnpath_item_id']) : null;
$origin = isset($_REQUEST['origin']) ? Security::remove_XSS($_REQUEST['origin']) : null;
$interbreadcrumb[] = array("url" => "exercice.php?gradebook=$gradebook", "name" => get_lang('Exercices'));
$interbreadcrumb[] = array("url" => "#", "name" => $objExercise->name);
$time_control = false;
$clock_expired_time = ExerciseLib::get_session_time_control_key($objExercise->id, $learnpath_id, $learnpath_item_id);
if ($objExercise->expired_time != 0 && !empty($clock_expired_time)) {
$time_control = true;
}
if ($time_control) {
// Get time left for expiring time
$time_left = api_strtotime($clock_expired_time,'UTC') - time();
$htmlHeadXtra[] = api_get_css(api_get_path(WEB_LIBRARY_PATH).'javascript/epiclock/stylesheet/jquery.epiclock.css');
$htmlHeadXtra[] = api_get_css(api_get_path(WEB_LIBRARY_PATH).'javascript/epiclock/renderers/minute/epiclock.minute.css');
$htmlHeadXtra[] = api_get_js('epiclock/javascript/jquery.dateformat.min.js');
$htmlHeadXtra[] = api_get_js('epiclock/javascript/jquery.epiclock.min.js');
$htmlHeadXtra[] = api_get_js('epiclock/renderers/minute/epiclock.minute.js');
$htmlHeadXtra[] = $objExercise->show_time_control_js($time_left);
}
if ($origin != 'learnpath') {
Display::display_header();
} else {
Display::display_reduced_header();
}
$html = '';
$message = '';
$is_allowed_to_edit = api_is_allowed_to_edit(null, true);
$edit_link = '';
if ($is_allowed_to_edit && $objExercise->sessionId == $sessionId) {
$edit_link = Display::url(
Display::return_icon('edit.png', get_lang('Edit'), array(), ICON_SIZE_SMALL),
api_get_path(WEB_CODE_PATH).'exercice/admin.php?'.api_get_cidreq().'&id_session='.api_get_session_id().'&exerciseId='.$objExercise->id
);
}
// Exercise name.
$html .= Display::page_header($objExercise->name.' '.$edit_link);
//Exercise description
if (!empty($objExercise->description)) {
$html .= Display::div($objExercise->description, array('class'=>'exercise_description'));
}
$extra_params = '';
if (isset($_GET['preview'])) {
$extra_params = '&preview=1';
}
$exercise_stat_info = $objExercise->get_stat_track_exercise_info($learnpath_id, $learnpath_item_id, 0);
$attempt_list = null;
if (isset($exercise_stat_info['exe_id'])) {
$attempt_list = Event::getAllExerciseEventByExeId($exercise_stat_info['exe_id']);
}
//1. Check if this is a new attempt or a previous
$label = get_lang('StartTest');
if ($time_control && !empty($clock_expired_time) || !empty($attempt_list)) {
$label = get_lang('ContinueTest');
}
if (!empty($attempt_list)) {
$message = Display::return_message(get_lang('YouTriedToResolveThisExerciseEarlier'));
}
// 2. Exercise button
// Notice we not add there the lp_item_view_id because is not already generated
$exercise_url = api_get_path(WEB_CODE_PATH).'exercice/exercise_submit.php?'.api_get_cidreq().'&exerciseId='.$objExercise->id.'&origin='.$origin.'&learnpath_id='.$learnpath_id.'&learnpath_item_id='.$learnpath_item_id.$extra_params;
$exercise_url_button = Display::url($label, $exercise_url, array('class'=>'btn btn-primary btn-large'));
//3. Checking visibility of the exercise (overwrites the exercise button)
$visible_return = $objExercise->is_visible(
$learnpath_id,
$learnpath_item_id,
null,
false
);
// Exercise is not visible remove the button
if ($visible_return['value'] == false) {
if ($is_allowed_to_edit) {
$message = Display::return_message(get_lang('ThisItemIsInvisibleForStudentsButYouHaveAccessAsTeacher'), 'warning');
} else {
$message = $visible_return['message'];
$exercise_url_button = null;
}
}
$attempts = Event::getExerciseResultsByUser(
api_get_user_id(),
$objExercise->id,
api_get_course_int_id(),
api_get_session_id(),
$learnpath_id,
$learnpath_item_id,
'desc'
);
$counter = count($attempts);
$my_attempt_array = array();
$table_content = '';
/* Make a special case for IE, which doesn't seem to be able to handle the
* results popup -> send it to the full results page */
$browser = new Browser();
$current_browser = $browser->getBrowser();
$url_suffix = '';
$btn_class = 'ajax ';
if ($current_browser == 'Internet Explorer') {
$url_suffix = '&show_headers=1';
$btn_class = '';
}
if (!empty($attempts) && $visible_return['value'] == true) {
$i = $counter;
foreach ($attempts as $attempt_result) {
$score = ExerciseLib::show_score(
$attempt_result['exe_result'],
$attempt_result['exe_weighting']
);
$attempt_url = api_get_path(WEB_CODE_PATH) . 'exercice/result.php?' . api_get_cidreq() . '&id=' . $attempt_result['exe_id'] . '&height=500&width=950' . $url_suffix;
$attempt_link = Display::url(
get_lang('Show'),
$attempt_url,
array('class' => $btn_class . 'btn')
);
$teacher_revised = Display::label(get_lang('Validated'), 'success');
//$attempt_link = get_lang('NoResult');
//$attempt_link = Display::return_icon('quiz_na.png', get_lang('NoResult'), array(), ICON_SIZE_SMALL);
if ($attempt_result['attempt_revised'] == 0) {
$teacher_revised = Display::label(get_lang('NotValidated'), 'info');
}
$row = array(
'count' => $i,
'date' => api_convert_and_format_date(
$attempt_result['start_date'],
DATE_TIME_FORMAT_LONG
),
'userIp' => $attempt_result['user_ip']
);
$attempt_link .= "&nbsp;&nbsp;&nbsp;" . $teacher_revised;
if (in_array(
$objExercise->results_disabled,
array(
RESULT_DISABLE_SHOW_SCORE_AND_EXPECTED_ANSWERS,
RESULT_DISABLE_SHOW_SCORE_ONLY,
RESULT_DISABLE_SHOW_FINAL_SCORE_ONLY_WITH_CATEGORIES
)
)) {
$row['result'] = $score;
}
if (in_array(
$objExercise->results_disabled,
array(
RESULT_DISABLE_SHOW_SCORE_AND_EXPECTED_ANSWERS,
RESULT_DISABLE_SHOW_FINAL_SCORE_ONLY_WITH_CATEGORIES
)
)
|| ($objExercise->results_disabled == RESULT_DISABLE_SHOW_SCORE_ONLY && $objExercise->feedback_type == EXERCISE_FEEDBACK_TYPE_END)) {
$row['attempt_link'] = $attempt_link;
}
$my_attempt_array[] = $row;
$i--;
}
$table = new HTML_Table(array('class' => 'data_table'));
//Hiding score and answer
switch ($objExercise->results_disabled) {
case RESULT_DISABLE_SHOW_SCORE_AND_EXPECTED_ANSWERS:
case RESULT_DISABLE_SHOW_FINAL_SCORE_ONLY_WITH_CATEGORIES:
$header_names = array(get_lang('Attempt'), get_lang('StartDate'), get_lang('IP'), get_lang('Score'), get_lang('Details'));
break;
case RESULT_DISABLE_NO_SCORE_AND_EXPECTED_ANSWERS:
$header_names = array(get_lang('Attempt'), get_lang('StartDate'), get_lang('IP'));
break;
case RESULT_DISABLE_SHOW_SCORE_ONLY:
if ($objExercise->feedback_type != EXERCISE_FEEDBACK_TYPE_END) {
$header_names = array(get_lang('Attempt'), get_lang('StartDate'), get_lang('IP'), get_lang('Score'));
}
else {
$header_names = array(get_lang('Attempt'), get_lang('StartDate'), get_lang('IP'), get_lang('Score'), get_lang('Details'));
}
break;
}
$column = 0;
foreach ($header_names as $item) {
$table->setHeaderContents(0, $column, $item);
$column++;
}
$row = 1;
if (!empty($my_attempt_array)) {
foreach ($my_attempt_array as $data) {
$column = 0;
$table->setCellContents($row, $column, $data);
$class = 'class="row_odd"';
if($row % 2) {
$class = 'class="row_even"';
}
$table->setRowAttributes($row, $class, true);
$column++;
$row++;
}
}
$table_content = $table->toHtml();
}
if ($objExercise->selectAttempts()) {
$attempt_message = get_lang('Attempts').' '.$counter.' / '.$objExercise->selectAttempts();
if ($counter == $objExercise->selectAttempts()) {
$attempt_message = Display::return_message($attempt_message, 'error');
} else {
$attempt_message = Display::return_message($attempt_message, 'info');
}
if ($visible_return['value'] == true) {
$message .= $attempt_message;
}
}
if ($time_control) {
$html.= $objExercise->return_time_left_div();
}
$html .= $message;
if (!empty($exercise_url_button)) {
$html .= Display::div(
Display::div(
$exercise_url_button,
array('class' => 'exercise_overview_options span12')
),
array('class' => ' row')
);
}
$html .= $table_content;
echo $html;
if ($origin != 'learnpath') {
Display::display_footer();
}