ZfSortablePriority: add new table extension
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Thomas Gelf
parent
4d9d029156
commit
0dd7bcc43d
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@ -0,0 +1,206 @@
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<?php
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namespace ipl\Web\Table\Extension;
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use Icinga\Module\Director\Web\Form\IconHelper;
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use Icinga\Web\Request;
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use Icinga\Web\Response;
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use ipl\Html\BaseElement;
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use ipl\Html\Html;
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use ipl\Html\HtmlString;
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use Zend_Db_Select as ZfSelect;
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trait ZfSortablePriority
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{
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/** @var Request */
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protected $request;
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/** @var Response */
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protected $response;
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public function handleSortPriorityActions(Request $request, Response $response)
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{
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$this->request = $request;
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$this->response = $response;
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return $this;
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}
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protected function reallyHandleSortPriorityActions()
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{
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$request = $this->request;
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if ($request->isPost() && $this->hasBeenSent($request)) {
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// $this->fixPriorities();
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foreach ($request->getPost() as $key => $value) {
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if (substr($key, 0, 8) === 'MOVE_UP_') {
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$id = (int) substr($key, 8);
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$this->moveRow($id, 'up');
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}
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if (substr($key, 0, 10) === 'MOVE_DOWN_') {
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$id = (int) substr($key, 10);
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$this->moveRow($id, 'down');
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}
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}
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$this->response->redirectAndExit($request->getUrl());
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}
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}
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protected function hasBeenSent(Request $request)
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{
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return $request->getPost('__FORM_NAME') === $this->getUniqueFormName();
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}
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protected function addSortPriorityButtons(BaseElement $tr, $row)
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{
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$tr->add(
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Html::tag(
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'td',
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null,
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$this->createUpDownButtons($row->{$this->keyColumn})
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)
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);
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return $tr;
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}
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protected function getPriorityColumns()
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{
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return [
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'id' => $this->keyColumn,
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'prio' => $this->priorityColumn
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];
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}
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protected function moveRow($id, $direction)
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{
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/** @var \Zend_Db_Adapter_Abstract $db */
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$db = $this->db();
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/** @var ZfSelect $query */
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$query = $this->getQuery();
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$tableParts = $query->getPart(ZfSelect::FROM);
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$alias = key($tableParts);
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$table = $tableParts[$alias]['tableName'];
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$whereParts = $query->getPart(ZfSelect::WHERE);
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unset($query);
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if (empty($whereParts)) {
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$where = '';
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} else {
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$where = ' AND ' . implode(' ', $whereParts);
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}
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$prioCol = $this->priorityColumn;
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$keyCol = $this->keyColumn;
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$myPrio = (int) $db->fetchOne(
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$db->select()
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->from($table, $prioCol)
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->where("$keyCol = ?", $id)
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);
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$op = $direction === 'up' ? '<' : '>';
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$sortDir = $direction === 'up' ? 'DESC' : 'ASC';
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$query = $db->select()
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->from([$alias => $table], $this->getPriorityColumns())
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->where("$prioCol $op ?", $myPrio)
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->order("$prioCol $sortDir")
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->limit(1);
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if (! empty($whereParts)) {
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$query->where(implode(' ', $whereParts));
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}
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$next = $db->fetchRow($query);
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if ($next) {
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$sql = 'UPDATE %s %s SET %s = CASE WHEN %s = %s THEN %d ELSE %d END'
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. ' WHERE %s IN (%s, %s)';
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$query = sprintf(
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$sql,
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$table,
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$alias,
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$prioCol,
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$keyCol,
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$id,
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(int) $next->prio,
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$myPrio,
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$keyCol,
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$id,
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(int) $next->id
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) . $where;
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$db->query($query);
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}
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}
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protected function getSortPriorityTitle()
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{
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return Html::tag(
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'span',
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['title' => $this->translate('Change priority')],
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$this->translate('Prio')
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);
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}
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protected function createUpDownButtons($key)
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{
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$up = $this->createIconButton(
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"MOVE_UP_$key",
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'up-big',
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$this->translate('Move up (raise priority)')
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);
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$down = $this->createIconButton(
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"MOVE_DOWN_$key",
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'down-big',
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$this->translate('Move down (lower priority)')
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);
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if ($this->isOnFirstRow()) {
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$up->attributes()->add('disabled', 'disabled');
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}
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if ($this->isOnLastRow()) {
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$down->attributes()->add('disabled', 'disabled');
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}
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return [$down, $up];
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}
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protected function createIconButton($key, $icon, $title)
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{
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return Html::tag('input', [
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'type' => 'submit',
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'class' => 'icon-button',
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'name' => $key,
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'title' => $title,
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'value' => IconHelper::instance()->iconCharacter($icon)
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]);
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}
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protected function getUniqueFormName()
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{
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$parts = explode('\\', get_class($this));
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return end($parts);
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}
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protected function renderWithSortableForm()
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{
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$this->reallyHandleSortPriorityActions();
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$url = $this->request->getUrl();
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// TODO: No margin for form
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$form = Html::tag('form', [
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'action' => $url->getAbsoluteUrl(),
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'method' => 'POST'
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], [
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Html::tag('input', [
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'type' => 'hidden',
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'name' => '__FORM_NAME',
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'value' => $this->getUniqueFormName()
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]),
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new HtmlString(parent::render())
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]);
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return $form->render();
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}
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}
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