/**
* Test the get users helper method.
*/
public function test_get_users()
{
$this->resetAfterTest();
// Making the setup.
$c1 = $this->getDataGenerator()->create_course();
$c2 = $this->getDataGenerator()->create_course();
$c1ctx = context_course::instance($c1->id);
$c2ctx = context_course::instance($c2->id);
$c1m1 = $this->getDataGenerator()->create_module('assign', array('course' => $c1));
$c2m1 = $this->getDataGenerator()->create_module('assign', array('course' => $c2));
// Users.
$u1 = $this->getDataGenerator()->create_user(array('firstname' => 'Eric', 'lastname' => 'Cartman'));
$u2 = $this->getDataGenerator()->create_user(array('firstname' => 'Stan', 'lastname' => 'Marsh'));
$u3 = $this->getDataGenerator()->create_user(array('firstname' => 'Kyle', 'lastname' => 'Broflovski'));
$u4 = $this->getDataGenerator()->create_user(array('firstname' => 'Kenny', 'lastname' => 'McCormick'));
// Creating grade history for some users.
$gi = grade_item::fetch(array('iteminstance' => $c1m1->id, 'itemtype' => 'mod', 'itemmodule' => 'assign'));
$this->create_grade_history(array('itemid' => $gi->id, 'userid' => $u1->id));
$this->create_grade_history(array('itemid' => $gi->id, 'userid' => $u2->id));
$this->create_grade_history(array('itemid' => $gi->id, 'userid' => $u3->id));
$gi = grade_item::fetch(array('iteminstance' => $c2m1->id, 'itemtype' => 'mod', 'itemmodule' => 'assign'));
$this->create_grade_history(array('itemid' => $gi->id, 'userid' => $u4->id));
// Checking fetching some users.
$users = \gradereport_history\helper::get_users($c1ctx);
$this->assertCount(3, $users);
$this->assertArrayHasKey($u3->id, $users);
$users = \gradereport_history\helper::get_users($c2ctx);
$this->assertCount(1, $users);
$this->assertArrayHasKey($u4->id, $users);
$users = \gradereport_history\helper::get_users($c1ctx, 'c');
$this->assertCount(1, $users);
$this->assertArrayHasKey($u1->id, $users);
$users = \gradereport_history\helper::get_users($c1ctx, '', 0, 2);
$this->assertCount(2, $users);
$this->assertArrayHasKey($u3->id, $users);
$this->assertArrayHasKey($u1->id, $users);
$users = \gradereport_history\helper::get_users($c1ctx, '', 1, 2);
$this->assertCount(1, $users);
$this->assertArrayHasKey($u2->id, $users);
// Checking the count of users.
$this->assertEquals(3, \gradereport_history\helper::get_users_count($c1ctx));
$this->assertEquals(1, \gradereport_history\helper::get_users_count($c2ctx));
$this->assertEquals(1, \gradereport_history\helper::get_users_count($c1ctx, 'c'));
}
$page = optional_param('page', 0, PARAM_INT);
$course = $DB->get_record('course', array('id' => $id), '*', MUST_EXIST);
$context = context_course::instance($course->id, MUST_EXIST);
if ($course->id == SITEID) {
throw new moodle_exception('invalidcourse');
}
require_sesskey();
require_login($course);
require_capability('gradereport/history:view', $context);
require_capability('moodle/grade:viewall', $context);
$outcome = new stdClass();
$outcome->success = true;
$outcome->error = '';
$users = \gradereport_history\helper::get_users($context, $search, $page, 25);
$outcome->response = array('users' => array());
$outcome->response['totalusers'] = \gradereport_history\helper::get_users_count($context, $search);
$extrafields = get_extra_user_fields($context);
$useroptions = array('link' => false, 'visibletoscreenreaders' => false);
// Format the user record.
foreach ($users as $user) {
$newuser = new stdClass();
$newuser->userid = $user->id;
$newuser->picture = $OUTPUT->user_picture($user, $useroptions);
$newuser->fullname = fullname($user);
$fieldvalues = array();
foreach ($extrafields as $field) {
$fieldvalues[] = s($user->{$field});
}
$newuser->extrafields = implode(', ', $fieldvalues);
$outcome->response['users'][] = $newuser;
}