Merge pull request #333 from Icinga/matthennings-grapher-hook

Matthenning`s grapher hook

library/Businessprocess/ProvidedHook/Monitoring/DetailviewExtension.php

@@ -0,0 +1,73 @@
+<?php
+
+namespace Icinga\Module\Businessprocess\ProvidedHook\Monitoring;
+
+use Icinga\Module\Businessprocess\Renderer\TileRenderer;
+use Icinga\Module\Businessprocess\Renderer\TreeRenderer;
+use Icinga\Module\Businessprocess\State\MonitoringState;
+use Icinga\Module\Businessprocess\Storage\LegacyStorage;
+use Icinga\Module\Businessprocess\Web\Url;
+use Icinga\Module\Monitoring\Hook\DetailviewExtensionHook;
+use Icinga\Module\Monitoring\Object\MonitoredObject;
+use Icinga\Module\Monitoring\Object\Service;
+
+class DetailviewExtension extends DetailviewExtensionHook
+{
+    /**
+     * @var $storage LegacyStorage
+     */
+    private $storage;
+
+    /**
+     * Initialize storage
+     */
+    public function init()
+    {
+        try {
+            $this->storage = new LegacyStorage(
+                $this->getModule()->getConfig()->getSection('global')
+            );
+        } catch (\Exception $e) {
+            // Ignore and don't display anything
+        }
+    }
+
+    /**
+     * Returns the rendered Tree-/TileRenderer HTML
+     *
+     * @param MonitoredObject $object
+     *
+     * @return string
+     */
+    public function getHtmlForObject(MonitoredObject $object)
+    {
+        if (! isset($this->storage)
+            || ! $object instanceof Service
+            || $object->check_command !== 'icingacli-businessprocess'
+        ) {
+            return '';
+        }
+
+        $bpName = $object->_service_icingacli_businessprocess_process;
+        if (! $bpName) {
+            return '';
+        }
+
+        $bp = $this->storage->loadProcess($bpName);
+
+        MonitoringState::apply($bp);
+
+        if (filter_var($object->_service_icingacli_businessprocess_grapher_tree, FILTER_VALIDATE_BOOLEAN)) {
+            $renderer = new TreeRenderer($bp);
+            $tag = 'ul';
+        } else {
+            $renderer = new TileRenderer($bp);
+            $tag = 'div';
+        }
+
+        $renderer->setUrl(Url::fromPath('businessprocess/process/show?config=' . $bpName . '&node=' . $bpName));
+        $renderer->ensureAssembled()->getFirst($tag)->setAttribute('data-base-target', '_next');
+
+        return '<h2>Business Process</h2>' . $renderer;
+    }
+}

library/Businessprocess/Renderer/TileRenderer.php

@@ -9,10 +9,7 @@ use ipl\Html\Html;
 
 class TileRenderer extends Renderer
 {
-    /**
-     * @inheritdoc
-     */
-    public function render()
+    public function assemble()
     {
         $bp = $this->config;
         $nodesDiv = Html::tag(
@@ -60,10 +57,8 @@ class TileRenderer extends Renderer
             }
         }
 
-        $nodesDiv->add($this->getContent());
-        $this->setContent($nodesDiv);
-
-        return parent::render();
+        $nodesDiv->addHtml(...$this->getContent());
+        $this->setHtmlContent($nodesDiv);
     }
 
     /**

library/Businessprocess/Renderer/TreeRenderer.php

@@ -15,10 +15,7 @@ use ipl\Web\Widget\StateBall;
 
 class TreeRenderer extends Renderer
 {
-    /**
-     * @inheritdoc
-     */
-    public function render()
+    public function assemble()
     {
         $bp = $this->config;
         $htmlId = $bp->getHtmlId();
@@ -59,8 +56,7 @@ class TreeRenderer extends Renderer
                     ->getAbsoluteUrl());
         }
 
-        $this->add($tree);
-        return parent::render();
+        $this->addHtml($tree);
     }
 
     /**

run.php

@@ -2,6 +2,7 @@
 
 $this->provideHook('monitoring/HostActions');
 $this->provideHook('monitoring/ServiceActions');
+$this->provideHook('monitoring/DetailviewExtension');
 $this->provideHook('icingadb/HostActions');
 $this->provideHook('icingadb/ServiceActions');
 $this->provideHook('icingadb/icingadbSupport');