/**
* Prepares section data for inclusion in sectioncache cache, removing items
* that are set to defaults, and adding availability data if required.
*
* Called by build_section_cache in course_modinfo only; do not use otherwise.
* @param object $section Raw section data object
*/
public static function convert_for_section_cache($section) {
global $CFG;
// Course id stored in course table
unset($section->course);
// Section number stored in array key
unset($section->section);
// Sequence stored implicity in modinfo $sections array
unset($section->sequence);
// Add availability data if turned on
if ($CFG->enableavailability) {
require_once($CFG->dirroot . '/lib/conditionlib.php');
condition_info_section::fill_availability_conditions($section);
if (count($section->conditionscompletion) == 0) {
unset($section->conditionscompletion);
}
if (count($section->conditionsgrade) == 0) {
unset($section->conditionsgrade);
}
}
// Remove default data
foreach (self::$sectioncachedefaults as $field => $value) {
// Exact compare as strings to avoid problems if some strings are set
// to "0" etc.
if (isset($section->{$field}) && $section->{$field} === $value) {
unset($section->{$field});
}
}
}
if ($mform->is_cancelled()) {
// Form cancelled, return to course.
redirect(course_get_url($course, $section, array('sr' => $sectionreturn)));
} else {
if ($data = $mform->get_data()) {
// Data submitted and validated, update and return to course.
$DB->update_record('course_sections', $data);
rebuild_course_cache($course->id, true);
if (isset($data->section)) {
// Usually edit form does not change relative section number but just in case.
$sectionnum = $data->section;
}
if (!empty($CFG->enableavailability)) {
// Update grade and completion conditions.
$sectioninfo = get_fast_modinfo($course)->get_section_info($sectionnum);
condition_info_section::update_section_from_form($sectioninfo, $data);
rebuild_course_cache($course->id, true);
}
course_get_format($course->id)->update_section_format_options($data);
// Set section info, as this might not be present in form_data.
if (!isset($data->section)) {
$data->section = $sectionnum;
}
// Trigger an event for course section update.
/*$event = \core\event\course_section_updated::create(
array(
'objectid' => $data->id,
'courseid' => $course->id,
'context' => $context,
'other' => array('sectionnum' => $data->section)
)
public function definition_after_data()
{
global $CFG, $DB;
$mform = $this->_form;
$course = $this->_customdata['course'];
$context = context_course::instance($course->id);
if (!empty($CFG->enableavailability)) {
$mform->addElement('header', 'availabilityconditions', get_string('availabilityconditions', 'condition'));
$mform->setExpanded('availabilityconditions', false);
// String used by conditions more than once
$strcondnone = get_string('none', 'condition');
// Grouping conditions - only if grouping is enabled at site level
if (!empty($CFG->enablegroupmembersonly)) {
$options = array();
if ($groupings = $DB->get_records('groupings', array('courseid' => $course->id))) {
foreach ($groupings as $grouping) {
$options[$grouping->id] = format_string($grouping->name, true, array('context' => $context));
}
}
collatorlib::asort($options);
$options = array(0 => get_string('none')) + $options;
$mform->addElement('select', 'groupingid', get_string('groupingsection', 'group'), $options);
$mform->addHelpButton('groupingid', 'groupingsection', 'group');
}
// Available from/to defaults to midnight because then the display
// will be nicer where it tells users when they can access it (it
// shows only the date and not time).
$date = usergetdate(time());
$midnight = make_timestamp($date['year'], $date['mon'], $date['mday']);
// Date and time conditions.
$mform->addElement('date_time_selector', 'availablefrom', get_string('availablefrom', 'condition'), array('optional' => true, 'defaulttime' => $midnight));
$mform->addElement('date_time_selector', 'availableuntil', get_string('availableuntil', 'condition'), array('optional' => true, 'defaulttime' => $midnight));
// Conditions based on grades
$gradeoptions = array();
$items = grade_item::fetch_all(array('courseid' => $course->id));
$items = $items ? $items : array();
foreach ($items as $id => $item) {
$gradeoptions[$id] = $item->get_name();
}
asort($gradeoptions);
$gradeoptions = array(0 => $strcondnone) + $gradeoptions;
$grouparray = array();
$grouparray[] = $mform->createElement('select', 'conditiongradeitemid', '', $gradeoptions);
$grouparray[] = $mform->createElement('static', '', '', ' ' . get_string('grade_atleast', 'condition') . ' ');
$grouparray[] = $mform->createElement('text', 'conditiongrademin', '', array('size' => 3));
$grouparray[] = $mform->createElement('static', '', '', '% ' . get_string('grade_upto', 'condition') . ' ');
$grouparray[] = $mform->createElement('text', 'conditiongrademax', '', array('size' => 3));
$grouparray[] = $mform->createElement('static', '', '', '%');
$group = $mform->createElement('group', 'conditiongradegroup', get_string('gradecondition', 'condition'), $grouparray);
// Get full version (including condition info) of section object
$ci = new condition_info_section($this->_customdata['cs']);
$fullcs = $ci->get_full_section();
$count = count($fullcs->conditionsgrade) + 1;
// Grade conditions
$this->repeat_elements(array($group), $count, array('conditiongradegroup[conditiongrademin]' => array('type' => PARAM_RAW), 'conditiongradegroup[conditiongrademax]' => array('type' => PARAM_RAW)), 'conditiongraderepeats', 'conditiongradeadds', 2, get_string('addgrades', 'condition'), true);
$mform->addHelpButton('conditiongradegroup[0]', 'gradecondition', 'condition');
// Conditions based on user fields
$operators = condition_info::get_condition_user_field_operators();
$useroptions = condition_info::get_condition_user_fields(array('context' => $context));
asort($useroptions);
$useroptions = array(0 => $strcondnone) + $useroptions;
$grouparray = array();
$grouparray[] =& $mform->createElement('select', 'conditionfield', '', $useroptions);
$grouparray[] =& $mform->createElement('select', 'conditionfieldoperator', '', $operators);
$grouparray[] =& $mform->createElement('text', 'conditionfieldvalue');
$group = $mform->createElement('group', 'conditionfieldgroup', get_string('userfield', 'condition'), $grouparray);
$fieldcount = count($fullcs->conditionsfield) + 1;
$this->repeat_elements(array($group), $fieldcount, array('conditionfieldgroup[conditionfieldvalue]' => array('type' => PARAM_RAW)), 'conditionfieldrepeats', 'conditionfieldadds', 2, get_string('adduserfields', 'condition'), true);
$mform->addHelpButton('conditionfieldgroup[0]', 'userfield', 'condition');
// Conditions based on completion
$completion = new completion_info($course);
if ($completion->is_enabled()) {
$completionoptions = array();
$modinfo = get_fast_modinfo($course);
foreach ($modinfo->cms as $id => $cm) {
// Add each course-module if it:
// (a) has completion turned on
// (b) does not belong to current course-section
if ($cm->completion && $fullcs->id != $cm->section) {
$completionoptions[$id] = $cm->name;
}
}
asort($completionoptions);
$completionoptions = array(0 => $strcondnone) + $completionoptions;
$completionvalues = array(COMPLETION_COMPLETE => get_string('completion_complete', 'condition'), COMPLETION_INCOMPLETE => get_string('completion_incomplete', 'condition'), COMPLETION_COMPLETE_PASS => get_string('completion_pass', 'condition'), COMPLETION_COMPLETE_FAIL => get_string('completion_fail', 'condition'));
$grouparray = array();
$grouparray[] = $mform->createElement('select', 'conditionsourcecmid', '', $completionoptions);
$grouparray[] = $mform->createElement('select', 'conditionrequiredcompletion', '', $completionvalues);
$group = $mform->createElement('group', 'conditioncompletiongroup', get_string('completioncondition', 'condition'), $grouparray);
$count = count($fullcs->conditionscompletion) + 1;
$this->repeat_elements(array($group), $count, array(), 'conditioncompletionrepeats', 'conditioncompletionadds', 2, get_string('addcompletions', 'condition'), true);
$mform->addHelpButton('conditioncompletiongroup[0]', 'completionconditionsection', 'condition');
}
// Availability conditions - set up form values
if (!empty($CFG->enableavailability)) {
$num = 0;
foreach ($fullcs->conditionsgrade as $gradeitemid => $minmax) {
$groupelements = $mform->getElement('conditiongradegroup[' . $num . ']')->getElements();
$groupelements[0]->setValue($gradeitemid);
$groupelements[2]->setValue(is_null($minmax->min) ? '' : format_float($minmax->min, 5, true, true));
$groupelements[4]->setValue(is_null($minmax->max) ? '' : format_float($minmax->max, 5, true, true));
$num++;
}
$num = 0;
foreach ($fullcs->conditionsfield as $fieldid => $data) {
$groupelements = $mform->getElement('conditionfieldgroup[' . $num . ']')->getElements();
$groupelements[0]->setValue($fieldid);
$groupelements[1]->setValue(is_null($data->operator) ? '' : $data->operator);
$groupelements[2]->setValue(is_null($data->value) ? '' : $data->value);
$num++;
}
if ($completion->is_enabled()) {
$num = 0;
foreach ($fullcs->conditionscompletion as $othercmid => $state) {
$groupelements = $mform->getElement('conditioncompletiongroup[' . $num . ']')->getElements();
$groupelements[0]->setValue($othercmid);
$groupelements[1]->setValue($state);
$num++;
}
}
}
// Do we display availability info to students?
$showhide = array(CONDITION_STUDENTVIEW_SHOW => get_string('showavailabilitysection_show', 'condition'), CONDITION_STUDENTVIEW_HIDE => get_string('showavailabilitysection_hide', 'condition'));
$mform->addElement('select', 'showavailability', get_string('showavailabilitysection', 'condition'), $showhide);
}
$this->add_action_buttons();
}
/**
* If section is not visible, display the message about that ('Not available
* until...', that sort of thing). Otherwise, returns blank.
*
* For users with the ability to view hidden sections, it shows the
* information even though you can view the section and also may include
* slightly fuller information (so that teachers can tell when sections
* are going to be unavailable etc). This logic is the same as for
* activities.
*
* @param stdClass $section The course_section entry from DB
* @param bool $canviewhidden True if user can view hidden sections
* @return string HTML to output
*/
protected function section_availability_message($section, $canviewhidden)
{
global $CFG;
$o = '';
if (!$section->uservisible) {
$o .= html_writer::start_tag('div', array('class' => 'availabilityinfo'));
// Note: We only get to this function if availableinfo is non-empty,
// so there is definitely something to print.
$o .= $section->availableinfo;
$o .= html_writer::end_tag('div');
} else {
if ($canviewhidden && !empty($CFG->enableavailability) && $section->visible) {
$ci = new condition_info_section($section);
$fullinfo = $ci->get_full_information();
if ($fullinfo) {
$o .= html_writer::start_tag('div', array('class' => 'availabilityinfo'));
$o .= get_string($section->showavailability ? 'userrestriction_visible' : 'userrestriction_hidden', 'condition', $fullinfo);
$o .= html_writer::end_tag('div');
}
}
}
return $o;
}
public function test_section_info_properties()
{
global $DB, $CFG;
$this->resetAfterTest();
$oldcfgenableavailability = $CFG->enableavailability;
$oldcfgenablecompletion = $CFG->enablecompletion;
set_config('enableavailability', 1);
set_config('enablecompletion', 1);
$this->setAdminUser();
// Generate the course and pre-requisite module.
$course = $this->getDataGenerator()->create_course(array('format' => 'topics', 'numsections' => 3, 'enablecompletion' => 1, 'groupmode' => SEPARATEGROUPS, 'forcegroupmode' => 0), array('createsections' => true));
$coursecontext = context_course::instance($course->id);
$prereqforum = $this->getDataGenerator()->create_module('forum', array('course' => $course->id), array('completion' => 1));
// Generate the module and add availability conditions.
$conditionscompletion = array($prereqforum->cmid => COMPLETION_COMPLETE);
$conditionsgrade = array(666 => (object) array('min' => 0.4, 'max' => null, 'name' => '!missing'));
$conditionsfield = array('email' => (object) array('fieldname' => 'email', 'operator' => 'contains', 'value' => 'test'));
$sectiondb = $DB->get_record('course_sections', array('course' => $course->id, 'section' => 2));
$ci = new condition_info_section((object) array('id' => $sectiondb->id), CONDITION_MISSING_EVERYTHING);
foreach ($conditionscompletion as $cmid => $requiredcompletion) {
$ci->add_completion_condition($cmid, $requiredcompletion);
}
foreach ($conditionsgrade as $gradeid => $conditiongrade) {
$ci->add_grade_condition($gradeid, $conditiongrade->min, $conditiongrade->max, true);
}
foreach ($conditionsfield as $conditionfield) {
$ci->add_user_field_condition($conditionfield->fieldname, $conditionfield->operator, $conditionfield->value);
}
// Direct calls to condition_info_section methods do not reset the course cache. Do it manually.
rebuild_course_cache($course->id, true);
// Create and enrol a student.
$studentrole = $DB->get_record('role', array('shortname' => 'student'), '*', MUST_EXIST);
$student = $this->getDataGenerator()->create_user();
role_assign($studentrole->id, $student->id, $coursecontext);
$enrolplugin = enrol_get_plugin('manual');
$enrolinstance = $DB->get_record('enrol', array('courseid' => $course->id, 'enrol' => 'manual'));
$enrolplugin->enrol_user($enrolinstance, $student->id);
$this->setUser($student);
// Get modinfo.
$modinfo = get_fast_modinfo($course->id);
$si = $modinfo->get_section_info(2);
$this->assertEquals($sectiondb->id, $si->id);
$this->assertEquals($sectiondb->course, $si->course);
$this->assertEquals($sectiondb->section, $si->section);
$this->assertEquals($sectiondb->name, $si->name);
$this->assertEquals($sectiondb->visible, $si->visible);
$this->assertEquals($sectiondb->summary, $si->summary);
$this->assertEquals($sectiondb->summaryformat, $si->summaryformat);
$this->assertEquals($sectiondb->showavailability, $si->showavailability);
$this->assertEquals($sectiondb->availablefrom, $si->availablefrom);
$this->assertEquals($sectiondb->availableuntil, $si->availableuntil);
$this->assertEquals($sectiondb->groupingid, $si->groupingid);
$this->assertEquals($sectiondb->sequence, $si->sequence);
// Since this section does not contain invalid modules.
$this->assertEquals($conditionscompletion, $si->conditionscompletion);
$this->assertEquals($conditionsgrade, $si->conditionsgrade);
$this->assertEquals($conditionsfield, $si->conditionsfield);
// Dynamic fields, just test that they can be retrieved (must be carefully tested in each activity type).
$this->assertEquals(0, $si->available);
$this->assertNotEmpty($si->availableinfo);
// Lists all unmet availability conditions.
$this->assertEquals(0, $si->uservisible);
// Restore settings.
set_config('enableavailability', $oldcfgenableavailability);
set_config('enablecompletion', $oldcfgenablecompletion);
}
/**
* Tests the is_available function for sections.
*/
public function test_section_is_available()
{
global $DB;
// Create course.
$generator = $this->getDataGenerator();
$course = $generator->create_course(array('numsections' => 2), array('createsections' => true));
// Set one of the sections unavailable.
$time = time() + 100;
$avail = '{"op":"|","show":true,"c":[{"type":"date","d":">=","t":' . $time . '}]}';
$DB->set_field('course_sections', 'availability', $avail, array('course' => $course->id, 'section' => 2));
$modinfo = get_fast_modinfo($course);
// No conditions.
$ci = new condition_info_section($modinfo->get_section_info(1));
$this->assertDebuggingCalled();
$this->assertTrue($ci->is_available($text, false, 0));
$this->assertDebuggingCalled();
$this->assertEquals('', $text);
// Date condition.
$ci = new condition_info_section($modinfo->get_section_info(2));
$this->assertDebuggingCalled();
$this->assertFalse($ci->is_available($text));
$this->assertDebuggingCalled();
$expectedtime = userdate($time, get_string('strftimedate', 'langconfig'));
$this->assertContains($expectedtime, $text);
// Full information display.
$text = $ci->get_full_information();
$this->assertDebuggingCalled();
$expectedtime = userdate($time, get_string('strftimedate', 'langconfig'));
$this->assertContains($expectedtime, $text);
}
public function test_section_is_available() {
global $DB, $USER;
$courseid = $this->make_course();
// Enrol user (needed for groups)
$enrolplugin = enrol_get_plugin('manual');
$course = $DB->get_record('course', array('id' => $courseid));
$enrolplugin->add_instance($course);
$enrolinstances = enrol_get_instances($courseid, false);
foreach ($enrolinstances as $enrolinstance) {
if ($enrolinstance->enrol === 'manual') {
break;
}
}
$enrolplugin->enrol_user($enrolinstance, $USER->id);
// Module for conditions later
$cmid = $this->make_course_module($courseid);
// No conditions
$sectionid = $this->make_section($courseid, array($cmid), 1);
$ci = new condition_info_section((object)array('id' => $sectionid),
CONDITION_MISSING_EVERYTHING);
$this->assertTrue($ci->is_available($text, false, 0));
$this->assertEquals('', $text);
// Time (from)
$time = time() + 100;
$sectionid = $this->make_section($courseid, array(), 2, array('availablefrom' => $time));
$ci = new condition_info_section((object)array('id' => $sectionid),
CONDITION_MISSING_EVERYTHING);
$this->assertFalse($ci->is_available($text));
$timetext = userdate($time, get_string('strftimedate', 'langconfig'));
$this->assertRegExp('~' . preg_quote($timetext) . '~', $text);
$time=time()-100;
$sectionid = $this->make_section($courseid, array(), 3, array('availablefrom' => $time));
$ci = new condition_info_section((object)array('id' => $sectionid),
CONDITION_MISSING_EVERYTHING);
$this->assertTrue($ci->is_available($text));
$this->assertEquals('', $text);
$timetext = userdate($time, get_string('strftimedate', 'langconfig'));
$this->assertRegExp('~' . preg_quote($timetext) . '~', $ci->get_full_information());
// Time (until)
$sectionid = $this->make_section($courseid, array(), 4, array('availableuntil' => time() - 100));
$ci = new condition_info_section((object)array('id' => $sectionid),
CONDITION_MISSING_EVERYTHING);
$this->assertFalse($ci->is_available($text));
$this->assertEquals('', $text);
// Completion: first set up cm
$sectionid = $this->make_section($courseid, array(), 5);
$cm = $DB->get_record('course_modules', array('id' => $cmid));
$cm->completion = COMPLETION_TRACKING_MANUAL;
$DB->update_record('course_modules', $cm);
// Completion: Reset modinfo after changing the options
rebuild_course_cache($courseid);
$reset = 'reset';
get_fast_modinfo($reset);
// Completion: Add condition
$ci = new condition_info_section((object)array('id' => $sectionid),
CONDITION_MISSING_EVERYTHING);
$ci->add_completion_condition($cmid, COMPLETION_COMPLETE);
condition_info_section::wipe_session_cache();
// Completion: Check
$this->assertFalse($ci->is_available($text, false));
$this->assertEquals(get_string('requires_completion_1', 'condition', 'xxx'), $text);
completion_info::wipe_session_cache();
$completion = new completion_info($DB->get_record('course', array('id' => $courseid)));
$completion->update_state($cm, COMPLETION_COMPLETE);
completion_info::wipe_session_cache();
condition_info_section::wipe_session_cache();
$this->assertTrue($ci->is_available($text));
$this->assertFalse($ci->is_available($text, false, $USER->id + 1));
// Completion: Uncheck
completion_info::wipe_session_cache();
condition_info_section::wipe_session_cache();
$completion = new completion_info($DB->get_record('course', array('id' => $courseid)));
$completion->update_state($cm, COMPLETION_INCOMPLETE);
$this->assertFalse($ci->is_available($text));
// Completion: Incomplete condition
$ci->wipe_conditions();
$ci->add_completion_condition($cmid, COMPLETION_INCOMPLETE);
condition_info_section::wipe_session_cache();
$this->assertTrue($ci->is_available($text));
$this->assertTrue($ci->is_available($text, false, $USER->id + 1));
condition_info_section::wipe_session_cache();
$this->assertTrue($ci->is_available($text, true));
// Grade: Add a fake grade item
$gradeitemid = $DB->insert_record('grade_items', (object)array(
'courseid' => $courseid, 'itemname' => 'frog'));
// Grade: Add a condition on a value existing
$ci->wipe_conditions();
$ci->add_grade_condition($gradeitemid, null, null, true);
$this->assertFalse($ci->is_available($text));
$this->assertEquals(get_string('requires_grade_any', 'condition', 'frog'), $text);
// Grade: Fake it existing
$DB->insert_record('grade_grades', (object)array(
'itemid' => $gradeitemid, 'userid' => $USER->id, 'finalgrade' => 3.78));
condition_info_section::wipe_session_cache();
$this->assertTrue($ci->is_available($text));
condition_info_section::wipe_session_cache();
$this->assertTrue($ci->is_available($text, true));
// Grade: Now require that user gets more than 3.78001
$ci->wipe_conditions();
$ci->add_grade_condition($gradeitemid, 3.78001, null, true);
condition_info_section::wipe_session_cache();
$this->assertFalse($ci->is_available($text));
$this->assertEquals(get_string('requires_grade_min', 'condition', 'frog'), $text);
// Grade: ...just on 3.78...
$ci->wipe_conditions();
$ci->add_grade_condition($gradeitemid, 3.78, null, true);
condition_info_section::wipe_session_cache();
$this->assertTrue($ci->is_available($text));
// Grade: ...less than 3.78
$ci->wipe_conditions();
$ci->add_grade_condition($gradeitemid, null, 3.78, true);
condition_info_section::wipe_session_cache();
$this->assertFalse($ci->is_available($text));
$this->assertEquals(get_string('requires_grade_max', 'condition', 'frog'), $text);
// Grade: ...less than 3.78001
$ci->wipe_conditions();
$ci->add_grade_condition($gradeitemid, null, 3.78001, true);
condition_info_section::wipe_session_cache();
$this->assertTrue($ci->is_available($text));
// Grade: ...in a range that includes it
$ci->wipe_conditions();
$ci->add_grade_condition($gradeitemid, 3, 4, true);
condition_info_section::wipe_session_cache();
$this->assertTrue($ci->is_available($text));
// Grade: ...in a range that doesn't include it
$ci->wipe_conditions();
$ci->add_grade_condition($gradeitemid, 4, 5, true);
condition_info_section::wipe_session_cache();
$this->assertFalse($ci->is_available($text));
$this->assertEquals(get_string('requires_grade_range', 'condition', 'frog'), $text);
// Grouping: Not member
$groupingid = $this->make_grouping($courseid, 'Grouping');
$groupid = $this->make_group($courseid, 'Group', $groupingid);
$sectionid = $this->make_section($courseid, array(), 6, array('groupingid' => $groupingid));
$ci = new condition_info_section((object)array('id' => $sectionid),
CONDITION_MISSING_EVERYTHING);
$this->assertFalse($ci->is_available($text));
$this->assertEquals(trim(get_string('groupingnoaccess', 'condition')), $text);
// Grouping: Member
$this->assertTrue(groups_add_member($groupid, $USER->id));
condition_info_section::init_global_cache();
$this->assertTrue($ci->is_available($text));
$this->assertEquals('', $text);
$this->assertTrue($ci->is_available($text, true));
// Grouping: Somebody else
$this->assertFalse($ci->is_available($text, false, $USER->id + 1));
$this->assertFalse($ci->is_available($text, true, $USER->id + 1));
}
/**
* If section is not visible, display the message about that ('Not available
* until...', that sort of thing). Otherwise, returns blank.
*
* For users with the ability to view hidden sections, it shows the
* information even though you can view the section and also may include
* slightly fuller information (so that teachers can tell when sections
* are going to be unavailable etc). This logic is the same as for
* activities.
*
* @param stdClass $section The course_section entry from DB
* @param bool $canviewhidden True if user can view hidden sections
* @return string HTML to output
*/
protected function section_availability_message($section, $canviewhidden) {
global $CFG;
$o = '';
if (!$section->uservisible) {
$o .= html_writer::start_tag('div', array('class' => 'availabilityinfo'));
// Note: We only get to this function if availableinfo is non-empty,
// so there is definitely something to print.
$o .= $section->availableinfo;
$o .= html_writer::end_tag('div');
} else if ($canviewhidden && !empty($CFG->enableavailability) && $section->visible) {
// The CONDITION_MISSING_EXTRATABLE is to hide a performance warning that
// only applies in 2.3 because of the way we construct section objects on
// the FIRST view of a course. In future views, we shouldn't have anything
// missing.
$ci = new condition_info_section($section, CONDITION_MISSING_EXTRATABLE);
$fullinfo = $ci->get_full_information();
if ($fullinfo) {
$o .= html_writer::start_tag('div', array('class' => 'availabilityinfo'));
$o .= get_string(
($section->showavailability ? 'userrestriction_visible' : 'userrestriction_hidden'),
'condition', $fullinfo);
$o .= html_writer::end_tag('div');
}
}
return $o;
}
public function definition_after_data()
{
global $CFG, $DB;
$mform = $this->_form;
$course = $this->_customdata['course'];
if (!empty($CFG->enableavailability)) {
// Grouping conditions - only if grouping is enabled at site level
if (!empty($CFG->enablegroupmembersonly)) {
$options = array();
$options[0] = get_string('none');
if ($groupings = $DB->get_records('groupings', array('courseid' => $course->id))) {
foreach ($groupings as $grouping) {
$context = context_course::instance($course->id);
$options[$grouping->id] = format_string($grouping->name, true, array('context' => $context));
}
}
$mform->addElement('header', '', get_string('availabilityconditions', 'condition'));
$mform->addElement('select', 'groupingid', get_string('groupingsection', 'group'), $options);
$mform->addHelpButton('groupingid', 'groupingsection', 'group');
}
// Date and time conditions
$mform->addElement('date_time_selector', 'availablefrom', get_string('availablefrom', 'condition'), array('optional' => true));
$mform->addElement('date_time_selector', 'availableuntil', get_string('availableuntil', 'condition'), array('optional' => true));
// Conditions based on grades
$gradeoptions = array();
$items = grade_item::fetch_all(array('courseid' => $course->id));
$items = $items ? $items : array();
foreach ($items as $id => $item) {
$gradeoptions[$id] = $item->get_name();
}
asort($gradeoptions);
$gradeoptions = array(0 => get_string('none', 'condition')) + $gradeoptions;
$grouparray = array();
$grouparray[] = $mform->createElement('select', 'conditiongradeitemid', '', $gradeoptions);
$grouparray[] = $mform->createElement('static', '', '', ' ' . get_string('grade_atleast', 'condition') . ' ');
$grouparray[] = $mform->createElement('text', 'conditiongrademin', '', array('size' => 3));
$grouparray[] = $mform->createElement('static', '', '', '% ' . get_string('grade_upto', 'condition') . ' ');
$grouparray[] = $mform->createElement('text', 'conditiongrademax', '', array('size' => 3));
$grouparray[] = $mform->createElement('static', '', '', '%');
$group = $mform->createElement('group', 'conditiongradegroup', get_string('gradecondition', 'condition'), $grouparray);
// Get full version (including condition info) of section object
$ci = new condition_info_section($this->_customdata['cs']);
$fullcs = $ci->get_full_section();
$count = count($fullcs->conditionsgrade) + 1;
// Grade conditions
$this->repeat_elements(array($group), $count, array(), 'conditiongraderepeats', 'conditiongradeadds', 2, get_string('addgrades', 'condition'), true);
$mform->addHelpButton('conditiongradegroup[0]', 'gradecondition', 'condition');
// Conditions based on completion
$completion = new completion_info($course);
if ($completion->is_enabled()) {
$completionoptions = array();
$modinfo = get_fast_modinfo($course);
foreach ($modinfo->cms as $id => $cm) {
// Add each course-module if it:
// (a) has completion turned on
// (b) does not belong to current course-section
if ($cm->completion && $fullcs->id != $cm->section) {
$completionoptions[$id] = $cm->name;
}
}
asort($completionoptions);
$completionoptions = array(0 => get_string('none', 'condition')) + $completionoptions;
$completionvalues = array(COMPLETION_COMPLETE => get_string('completion_complete', 'condition'), COMPLETION_INCOMPLETE => get_string('completion_incomplete', 'condition'), COMPLETION_COMPLETE_PASS => get_string('completion_pass', 'condition'), COMPLETION_COMPLETE_FAIL => get_string('completion_fail', 'condition'));
$grouparray = array();
$grouparray[] = $mform->createElement('select', 'conditionsourcecmid', '', $completionoptions);
$grouparray[] = $mform->createElement('select', 'conditionrequiredcompletion', '', $completionvalues);
$group = $mform->createElement('group', 'conditioncompletiongroup', get_string('completioncondition', 'condition'), $grouparray);
$count = count($fullcs->conditionscompletion) + 1;
$this->repeat_elements(array($group), $count, array(), 'conditioncompletionrepeats', 'conditioncompletionadds', 2, get_string('addcompletions', 'condition'), true);
$mform->addHelpButton('conditioncompletiongroup[0]', 'completionconditionsection', 'condition');
}
// Availability conditions - set up form values
if (!empty($CFG->enableavailability)) {
$num = 0;
foreach ($fullcs->conditionsgrade as $gradeitemid => $minmax) {
$groupelements = $mform->getElement('conditiongradegroup[' . $num . ']')->getElements();
$groupelements[0]->setValue($gradeitemid);
$groupelements[2]->setValue(is_null($minmax->min) ? '' : format_float($minmax->min, 5, true, true));
$groupelements[4]->setValue(is_null($minmax->max) ? '' : format_float($minmax->max, 5, true, true));
$num++;
}
if ($completion->is_enabled()) {
$num = 0;
foreach ($fullcs->conditionscompletion as $othercmid => $state) {
$groupelements = $mform->getElement('conditioncompletiongroup[' . $num . ']')->getElements();
$groupelements[0]->setValue($othercmid);
$groupelements[1]->setValue($state);
$num++;
}
}
}
// Do we display availability info to students?
$showhide = array(CONDITION_STUDENTVIEW_SHOW => get_string('showavailabilitysection_show', 'condition'), CONDITION_STUDENTVIEW_HIDE => get_string('showavailabilitysection_hide', 'condition'));
$mform->addElement('select', 'showavailability', get_string('showavailabilitysection', 'condition'), $showhide);
$mform->setDefault('showavailability', $this->_customdata['showavailability']);
}
$this->add_action_buttons();
}
