Tracking: add option to hide certificate of achievement and clearer presentation of certificate generation page

main/install/configuration.dist.php

@@ -415,6 +415,8 @@ INSERT INTO extra_field (extra_field_type, field_type, variable, display_text, d
 //$_configuration['student_follow_page_add_LP_invisible_checkbox'] = false;
 // Show the LP not marked as invisible by teacher in tracking page
 //$_configuration['student_follow_page_include_not_subscribed_lp_students'] = false;
+// Hide certificate of achievement icon from the student details in course tracking
+//$_configuration['course_tracking_student_detail_hide_certificate_of_achievement'] = false;
 // Allow change the order to show the tools in "My progress" page.
 /*$_configuration['my_progress_course_tools_order'] = [
     'order' => ['quizzes', 'learning_paths', 'skills'],

main/mySpace/access_details_session.php

@@ -76,8 +76,8 @@ $form = new FormValidator(
     null,
     ['id' => 'myform']
 );
-$form->addElement('text', 'from', get_lang('From'));
-$form->addElement('text', 'to', get_lang('Until'));
+$form->addElement('text', 'from', get_lang('From'), ['placeholder' => get_lang('DateFormatddmmyyyy')]);
+$form->addElement('text', 'to', get_lang('Until'), ['placeholder' => get_lang('DateFormatddmmyyyy')]);
 $form->addHidden('user_id', $userId);
 $form->addRule('from', get_lang('ThisFieldIsRequired'), 'required');
 $form->addRule('from', get_lang('ThisFieldIsRequired').' dd/mm/yyyy', 'callback', 'validateDate');
@@ -401,8 +401,8 @@ $formByDay = new FormValidator(
     null,
     ['id' => 'by_day']
 );
-$formByDay->addElement('text', 'from', get_lang('From'));
-$formByDay->addElement('text', 'to', get_lang('Until'));
+$formByDay->addElement('text', 'from', get_lang('From'), ['placeholder' => get_lang('DateFormatddmmyyyy')]);
+$formByDay->addElement('text', 'to', get_lang('Until'), ['placeholder' => get_lang('DateFormatddmmyyyy')]);
 $formByDay->addCheckBox('reduced', null, get_lang('ReducedReport'));
 $formByDay->addHidden('user_id', $userId);
 $formByDay->addRule('from', get_lang('ThisFieldIsRequired'), 'required');
@@ -588,7 +588,7 @@ if ($formByDay->validate()) {
 $formByDay->setDefaults(['from' => $startDate, 'to' => $endDate]);
 
 Display::display_header('');
-echo Display::page_header(get_lang('DetailsStudentInCourse'));
+echo Display::page_header(get_lang('CertificateOfAchievement'),get_lang('CertificateOfAchievementHelp'));
 echo Display::page_subheader(
     get_lang('User').': '.$userInfo['complete_name']
 );

main/mySpace/myStudents.php

@@ -734,11 +734,12 @@ if (!empty($student_id) && empty($courseCode)) {
         ['class' => 'ajax', 'data-title' => get_lang('ExportToPDF')]
     );
 }
-
-echo Display::url(
-    Display::return_icon('activity_monitor.png', get_lang('AccessDetails'), '', ICON_SIZE_MEDIUM),
-    api_get_path(WEB_CODE_PATH).'mySpace/access_details_session.php?user_id='.$student_id
-);
+if (true !== api_get_configuration_value('course_tracking_student_detail_hide_certificate_of_achievement')) {
+    echo Display::url(
+        Display::return_icon('activity_monitor.png', get_lang('AccessDetails'), '', ICON_SIZE_MEDIUM),
+        api_get_path(WEB_CODE_PATH).'mySpace/access_details_session.php?user_id='.$student_id
+    );
+}
 
 if (!empty($user_info['email'])) {
     $send_mail = '<a href="mailto:'.$user_info['email'].'">'.