mirror of
https://github.com/Icinga/icingaweb2-module-businessprocess.git
synced 2025-12-20 23:00:16 -05:00
464 lines
14 KiB
PHP
464 lines
14 KiB
PHP
<?php
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namespace Icinga\Module\Businessprocess\Forms;
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use Icinga\Module\Businessprocess\BpNode;
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use Icinga\Module\Businessprocess\BpConfig;
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use Icinga\Module\Businessprocess\Modification\ProcessChanges;
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use Icinga\Module\Businessprocess\Web\Form\Element\Multiselect;
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use Icinga\Module\Businessprocess\Web\Form\QuickForm;
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use Icinga\Module\Monitoring\Backend\MonitoringBackend;
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use Icinga\Web\Session\SessionNamespace;
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class AddNodeForm extends QuickForm
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{
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/** @var MonitoringBackend */
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protected $backend;
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/** @var BpConfig */
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protected $bp;
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/** @var BpNode */
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protected $parent;
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protected $objectList = array();
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protected $processList = array();
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/** @var SessionNamespace */
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protected $session;
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public function setup()
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{
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$view = $this->getView();
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if ($this->hasParentNode()) {
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$this->addHtml(
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'<h2>' . $view->escape(
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sprintf($this->translate('Add a node to %s'), $this->parent->getAlias())
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) . '</h2>'
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);
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} else {
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$this->addHtml(
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'<h2>' . $this->translate('Add a new root node') . '</h2>'
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);
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}
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$type = $this->selectNodeType();
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switch ($type) {
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case 'host':
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$this->selectHost();
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break;
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case 'service':
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$this->selectService();
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break;
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case 'process':
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$this->selectProcess();
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break;
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case 'new-process':
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$this->addNewProcess();
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break;
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case null:
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$this->setSubmitLabel($this->translate('Next'));
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return;
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}
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}
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protected function addNewProcess()
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{
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$this->addElement('text', 'name', array(
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'label' => $this->translate('ID'),
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'required' => true,
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'description' => $this->translate(
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'This is the unique identifier of this process'
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),
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));
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$this->addElement('text', 'alias', array(
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'label' => $this->translate('Display Name'),
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'description' => $this->translate(
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'Usually this name will be shown for this node. Equals ID'
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. ' if not given'
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),
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));
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$this->addElement('select', 'operator', array(
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'label' => $this->translate('Operator'),
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'required' => true,
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'multiOptions' => array(
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'&' => $this->translate('AND'),
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'|' => $this->translate('OR'),
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'!' => $this->translate('NOT'),
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'1' => $this->translate('MIN 1'),
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'2' => $this->translate('MIN 2'),
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'3' => $this->translate('MIN 3'),
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'4' => $this->translate('MIN 4'),
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'5' => $this->translate('MIN 5'),
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'6' => $this->translate('MIN 6'),
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'7' => $this->translate('MIN 7'),
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'8' => $this->translate('MIN 8'),
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'9' => $this->translate('MIN 9'),
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)
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));
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$this->addElement('select', 'display', array(
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'label' => $this->translate('Visualization'),
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'required' => true,
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'description' => $this->translate(
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'Where to show this process'
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),
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'value' => $this->hasParentNode() ? '0' : '1',
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'multiOptions' => array(
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'1' => $this->translate('Toplevel Process'),
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'0' => $this->translate('Subprocess only'),
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)
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));
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$this->addElement('text', 'infoUrl', array(
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'label' => $this->translate('Info URL'),
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'description' => $this->translate(
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'URL pointing to more information about this node'
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)
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));
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}
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/**
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* @return string|null
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*/
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protected function selectNodeType()
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{
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$types = array();
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if ($this->hasParentNode()) {
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$types['host'] = $this->translate('Host');
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$types['service'] = $this->translate('Service');
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} elseif (! $this->hasProcesses()) {
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$this->addElement('hidden', 'node_type', array(
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'ignore' => true,
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'decorators' => array('ViewHelper'),
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'value' => 'new-process'
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));
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return 'new-process';
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}
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if ($this->hasProcesses()) {
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$types['process'] = $this->translate('Existing Process');
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}
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$types['new-process'] = $this->translate('New Process Node');
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$this->addElement('select', 'node_type', array(
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'label' => $this->translate('Node type'),
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'required' => true,
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'description' => $this->translate(
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'The node type you want to add'
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),
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'ignore' => true,
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'class' => 'autosubmit',
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'multiOptions' => $this->optionalEnum($types)
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));
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return $this->getSentValue('node_type');
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}
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protected function selectHost()
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{
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$this->addElement(new Multiselect('children', [
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'label' => $this->translate('Hosts'),
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'required' => true,
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'size' => 8,
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'style' => 'width: 25em',
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'multiOptions' => $this->enumHostList(),
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'description' => $this->translate(
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'Hosts that should be part of this business process node'
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),
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'validators' => [
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['Callback', true, [
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'callback' => function ($value) {
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if ($this->hasParentNode() && $this->parent->hasChild($value)) {
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$el = $this->getElement('children');
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$el->addError(sprintf(
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$this->translate('%s is already defined in this process'),
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$el->getMultiOptions()[$value]
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));
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}
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return true;
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}
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]]
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]
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]));
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}
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protected function selectService()
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{
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$this->addHostElement();
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if ($host = $this->getSentValue('host')) {
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$this->addServicesElement($host);
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} else {
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$this->setSubmitLabel($this->translate('Next'));
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}
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}
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protected function addHostElement()
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{
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$this->addElement('select', 'host', array(
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'label' => $this->translate('Host'),
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'required' => true,
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'ignore' => true,
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'class' => 'autosubmit',
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'multiOptions' => $this->optionalEnum($this->enumHostForServiceList()),
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));
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}
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protected function addServicesElement($host)
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{
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$this->addElement(new Multiselect('children', [
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'label' => $this->translate('Services'),
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'required' => true,
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'size' => 8,
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'style' => 'width: 25em',
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'multiOptions' => $this->enumServiceList($host),
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'description' => $this->translate(
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'Services that should be part of this business process node'
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),
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'validators' => [
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['Callback', true, [
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'callback' => function ($value) {
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if ($this->hasParentNode() && $this->parent->hasChild($value)) {
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$el = $this->getElement('children');
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$el->addError(sprintf(
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$this->translate('%s is already defined in this process'),
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$el->getMultiOptions()[$value]
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));
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}
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return true;
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}
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]]
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]
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]));
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}
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protected function selectProcess()
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{
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$this->addElement(new Multiselect('children', [
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'label' => $this->translate('Process nodes'),
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'required' => true,
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'size' => 8,
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'style' => 'width: 25em',
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'multiOptions' => $this->enumProcesses(),
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'description' => $this->translate(
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'Other processes that should be part of this business process node'
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),
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'validators' => [
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['Callback', true, [
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'callback' => function ($value) {
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if ($this->hasParentNode() && $this->parent->hasChild($value)) {
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$el = $this->getElement('children');
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$el->addError(sprintf(
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$this->translate('%s is already defined in this process'),
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$el->getMultiOptions()[$value]
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));
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}
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return true;
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}
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]]
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]
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]));
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}
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/**
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* @param MonitoringBackend $backend
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* @return $this
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*/
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public function setBackend(MonitoringBackend $backend)
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{
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$this->backend = $backend;
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return $this;
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}
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/**
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* @param BpConfig $process
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* @return $this
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*/
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public function setProcess(BpConfig $process)
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{
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$this->bp = $process;
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$this->setBackend($process->getBackend());
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return $this;
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}
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/**
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* @param BpNode|null $node
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* @return $this
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*/
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public function setParentNode(BpNode $node = null)
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{
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$this->parent = $node;
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return $this;
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}
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/**
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* @return bool
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*/
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public function hasParentNode()
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{
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return $this->parent !== null;
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}
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/**
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* @param SessionNamespace $session
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* @return $this
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*/
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public function setSession(SessionNamespace $session)
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{
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$this->session = $session;
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return $this;
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}
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protected function enumHostForServiceList()
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{
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$names = $this->backend->select()->from('hostStatus', array(
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'hostname' => 'host_name',
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))->order('host_name')->getQuery()->fetchColumn();
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// fetchPairs doesn't seem to work when using the same column with
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// different aliases twice
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return array_combine((array) $names, (array) $names);
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}
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protected function enumHostList()
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{
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$names = $this->backend->select()->from('hostStatus', array(
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'hostname' => 'host_name',
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))->order('host_name')->getQuery()->fetchColumn();
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// fetchPairs doesn't seem to work when using the same column with
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// different aliases twice
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$res = array();
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$suffix = ';Hoststatus';
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foreach ($names as $name) {
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$res[$name . $suffix] = $name;
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}
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return $res;
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}
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protected function enumServiceList($host)
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{
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$query = $this->backend->select()->from(
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'serviceStatus',
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array('service' => 'service_description')
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)->where('host_name', $host);
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$query->order('service_description');
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$names = $query->getQuery()->fetchColumn();
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$services = array();
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foreach ($names as $name) {
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$services[$host . ';' . $name] = $name;
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}
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return $services;
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}
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protected function hasProcesses()
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{
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return count($this->enumProcesses()) > 0;
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}
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protected function enumProcesses()
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{
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$list = array();
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$parents = array();
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if ($this->hasParentNode()) {
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$this->collectAllParents($this->parent, $parents);
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$parents[$this->parent->getName()] = $this->parent;
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}
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foreach ($this->bp->getNodes() as $node) {
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if ($node instanceof BpNode && ! isset($parents[$node->getName()])) {
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$list[(string) $node] = (string) $node; // display name?
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}
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}
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natcasesort($list);
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return $list;
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}
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/**
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* Collect the given node's parents recursively into the given array by their names
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*
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* @param BpNode $node
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* @param BpNode[] $parents
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*/
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protected function collectAllParents(BpNode $node, array & $parents)
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{
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foreach ($node->getParents() as $parent) {
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$parents[$parent->getName()] = $parent;
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$this->collectAllParents($parent, $parents);
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}
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}
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protected function fetchObjectList()
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{
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$this->objectList = array();
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$hosts = $this->backend->select()->from('hostStatus', array(
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'hostname' => 'host_name',
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'in_downtime' => 'host_in_downtime',
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'ack' => 'host_acknowledged',
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'state' => 'host_state'
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))->order('host_name')->getQuery()->fetchAll();
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$services = $this->backend->select()->from('serviceStatus', array(
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'hostname' => 'host_name',
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'service' => 'service_description',
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'in_downtime' => 'service_in_downtime',
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'ack' => 'service_acknowledged',
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'state' => 'service_state'
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))->order('host_name')->order('service_description')->getQuery()->fetchAll();
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foreach ($hosts as $host) {
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$this->objectList[$host->hostname] = array(
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$host->hostname . ';Hoststatus' => 'Host Status'
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);
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}
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foreach ($services as $service) {
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$this->objectList[$service->hostname][
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$service->hostname . ';' . $service->service
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] = $service->service;
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}
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return $this;
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}
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public function onSuccess()
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{
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$changes = ProcessChanges::construct($this->bp, $this->session);
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switch ($this->getValue('node_type')) {
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case 'host':
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case 'service':
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case 'process':
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$changes->addChildrenToNode($this->getValue('children'), $this->parent);
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break;
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case 'new-process':
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$properties = $this->getValues();
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unset($properties['name']);
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if ($this->hasParentNode()) {
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$properties['parentName'] = $this->parent->getName();
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}
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$changes->createNode($this->getValue('name'), $properties);
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break;
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}
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// Trigger session destruction to make sure it get's stored.
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// TODO: figure out why this is necessary, might be an unclean shutdown on redirect
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unset($changes);
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parent::onSuccess();
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}
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}
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