/**
* Main method.
*
* @since 0.1
*
* @param string|null $arg
*/
public function execute($subPage)
{
parent::execute($subPage);
if ($this->subPage === '') {
$this->displayNavigation();
EPTerm::displayAddNewRegion($this->getContext());
EPTerm::displayPager($this->getContext());
} else {
$this->getOutput()->redirect(SpecialPage::getTitleFor('Term', $this->subPage)->getLocalURL());
}
}
/**
* Gets the summary data.
*
* @since 0.1
*
* @param EPCourse $course
*
* @return array
*/
protected function getSummaryData(EPDBObject $course)
{
$stats = array();
$stats['name'] = htmlspecialchars($course->getField('name'));
$org = EPOrg::selectFieldsRow('name', array('id' => $course->getField('org_id')));
$stats['org'] = Linker::linkKnown(SpecialPage::getTitleFor('Institution', $org), htmlspecialchars($org));
$stats['status'] = wfMsgHtml($course->getField('active') ? 'ep-course-active' : 'ep-course-inactive');
$lang = $this->getLanguage();
$stats['students'] = htmlspecialchars($lang->formatNum($course->getField('students')));
$termCount = EPTerm::count(array('course_id' => $course->getId()));
$stats['terms'] = htmlspecialchars($lang->formatNum($termCount));
if ($termCount > 0) {
$stats['terms'] = Linker::linkKnown(SpecialPage::getTitleFor('Terms'), $stats['terms'], array(), array('course_id' => $course->getId()));
}
$stats['instructors'] = $this->getInstructorsList($course) . $this->getInstructorControls($course);
return $stats;
}
/**
* Main method.
*
* @since 0.1
*
* @param string $subPage
*/
public function execute($subPage)
{
parent::execute($subPage);
$out = $this->getOutput();
if (trim($subPage) === '') {
$this->getOutput()->redirect(SpecialPage::getTitleFor('Students')->getLocalURL());
} else {
$this->displayNavigation();
$student = EPStudent::selectRow(null, array('id' => $this->subPage));
if ($student === false) {
$out->addWikiMsg('ep-student-none', $this->subPage);
} else {
$out->setPageTitle(wfMsgExt('ep-student-title', 'parsemag', $student->getName()));
$this->displaySummary($student);
$out->addHTML(Html::element('h2', array(), wfMsg('ep-student-terms')));
$termIds = array_map(function (EPTerm $term) {
return $term->getId();
}, $student->getTerms('id'));
EPTerm::displayPager($this->getContext(), array('id' => $termIds));
}
}
}
/**
* Main method.
*
* @since 0.1
*
* @param string $subPage
*/
public function execute($subPage)
{
parent::execute($subPage);
$out = $this->getOutput();
if (trim($subPage) === '') {
$this->getOutput()->redirect(SpecialPage::getTitleFor('Terms')->getLocalURL());
} else {
$out->setPageTitle(wfMsgExt('ep-term-title', 'parsemag', $this->subPage));
$term = EPTerm::selectRow(null, array('id' => $this->subPage));
if ($term === false) {
$this->displayNavigation();
if ($this->getUser()->isAllowed('ep-term')) {
$out->addWikiMsg('ep-term-create', $this->subPage);
EPTerm::displayAddNewRegion($this->getContext(), array('id' => $this->subPage));
} else {
$out->addWikiMsg('ep-term-none', $this->subPage);
}
} else {
$links = array();
if ($this->getUser()->isAllowed('ep-term')) {
$links[wfMsg('ep-term-nav-edit')] = SpecialPage::getTitleFor('EditTerm', $this->subPage);
}
$this->displayNavigation($links);
$this->displaySummary($term);
$out->addHTML(Html::element('h2', array(), wfMsg('ep-term-description')));
$out->addHTML($this->getOutput()->parse($term->getField('description')));
$studentIds = array_map(function (EPStudent $student) {
return $student->getId();
}, $term->getStudents('id'));
if (count($studentIds) > 0) {
$out->addHTML(Html::element('h2', array(), wfMsg('ep-term-students')));
EPStudent::displayPager($this->getContext(), array('id' => $studentIds));
} else {
// TODO
}
}
}
}
/**
* Display the courses this student is linked to.
*
* @since 0.1
*
* @param EPStudent $student
*/
protected function displayCourses(EPStudent $student)
{
$out = $this->getOutput();
if ($student->hasTerm()) {
if ($this->getRequest()->getCheck('enrolled')) {
$term = EPTerm::selectRow(null, array('id' => $this->getRequest()->getInt('enrolled')));
if ($term !== false) {
$this->showSuccess(wfMessage('ep-mycourses-enrolled', $term->getCourse()->getField('name'), $term->getOrg()->getField('name')));
}
}
$currentCourses = $student->getCurrentCourses();
$passedCourses = $student->getPassedCourses();
if (count($currentCourses) > 0) {
$out->addHTML(Html::element('h2', array(), wfMsg('ep-mycourses-current')));
$this->displayCoursesList($currentCourses);
}
if (count($passedCourses) > 0) {
$out->addHTML(Html::element('h2', array(), wfMsg('ep-mycourses-passed')));
$this->displayCoursesList($passedCourses);
}
} else {
$out->addWikiMsg('ep-mycourses-not-enrolled');
}
}
/**
* Returns the terms this student is enrolled in.
*
* @since 0.1
*
* @param string|array|null $fields
* @param array $conditions
*
* @return array of EPTerm
*/
protected function doGetTerms($fields, array $conditions)
{
$conditions[] = array(array('ep_students', 'id'), $this->getId());
return EPTerm::select($fields, $conditions, array(), array('ep_students_per_term' => array('INNER JOIN', array(array(array('ep_students_per_term', 'term_id'), array('ep_terms', 'id')))), 'ep_students' => array('INNER JOIN', array(array(array('ep_students_per_term', 'student_id'), array('ep_students', 'id'))))));
}
/**
* Adds a control to add a new term to the provided context
* or show a message if this is not possible for some reason.
*
* @since 0.1
*
* @param IContextSource $context
* @param array $args
*/
public static function displayAddNewRegion(IContextSource $context, array $args = array())
{
if (EPCourse::has()) {
EPTerm::displayAddNewControl($context, $args);
} elseif ($context->getUser()->isAllowed('ep-course')) {
$context->getOutput()->addWikiMsg('ep-terms-addcoursefirst');
}
}
/**
* (non-PHPdoc)
* @see EPDBObject::updateInDB()
*/
protected function updateInDB()
{
$oldOrgId = $this->hasField('org_id') ? self::selectFieldsRow('org_id', array('id' => $this->getId())) : false;
$success = parent::updateInDB();
if ($this->updateSummaries && $success && $oldOrgId !== false && $oldOrgId !== $this->getField('org_id')) {
$conds = array('id' => array($oldOrgId, $this->getField('org_id')));
EPTerm::updateSummaryFields('org_id', array('course_id' => $this->getId()));
EPOrg::updateSummaryFields(array('terms', 'students', 'courses', 'active'), $conds);
}
return $success;
}
/**
* (non-PHPdoc)
* @see EPPager::getFilterOptions()
*/
protected function getFilterOptions()
{
$options = array();
if (!array_key_exists('course_id', $this->conds)) {
$options['course_id'] = array('type' => 'select', 'options' => array_merge(array('' => ''), EPCourse::getCourseOptions(EPCourse::select(array('name', 'id')))), 'value' => '', 'datatype' => 'int');
$options['org_id'] = array('type' => 'select', 'options' => array_merge(array('' => ''), EPOrg::getOrgOptions(EPOrg::select(array('name', 'id')))), 'value' => '', 'datatype' => 'int');
}
$years = EPTerm::selectFields('year', array(), array('DISTINCT'), array(), true);
asort($years, SORT_NUMERIC);
$years = array_merge(array(''), $years);
$years = array_combine($years, $years);
$options['year'] = array('type' => 'select', 'options' => $years, 'value' => '');
$options['status'] = array('type' => 'select', 'options' => array_merge(array('' => ''), EPTerm::getStatuses()), 'value' => 'current');
return $options;
}
/**
* Retruns the terms linked to this org.
*
* @since 0.1
*
* @param array|null $fields
*
* @return array of EPTerm
*/
public function getTerms(array $fields = null)
{
if ($this->terms === false) {
$this->terms = EPTerm::select($fields, array('org_id' => $this->getId()));
}
return $this->terms;
}
/**
* Gets called after the form is saved.
*
* @since 0.1
*/
public function onSuccess()
{
$this->getOutput()->redirect(SpecialPage::getTitleFor('MyCourses')->getLocalURL(array('enrolled' => $this->term->getId())));
}