show/activitylog: first simple visualization

application/controllers/ShowController.php

@@ -0,0 +1,14 @@
+<?php
+
+use Icinga\Module\Director\ActionController;
+
+class Director_ShowController extends ActionController
+{
+    public function activitylogAction()
+    {
+        if ($id = $this->params->get('id')) {
+            $this->view->entry = $this->db()->fetchActivityLogEntry($id);
+            $this->view->title = $this->translate('Activity');
+        }
+    }
+}

application/views/scripts/show/activitylog-create.phtml

@@ -0,0 +1,24 @@
+<h2><?= sprintf(
+    '%s "%s" has been created',
+    ucfirst(preg_replace('/^icinga_/', '', $entry->object_type)),
+    $entry->object_name
+) ?></h2>
+
+<h3><?= $this->translate('Properties') ?></h3>
+
+<table class="log-properties">
+<?php
+$new = json_decode($entry->new_properties);
+
+foreach ($new as $key => $value) {
+    if ($key === 'id') continue;
+
+    if ($value === null) continue;
+
+    echo ' <tr><th>' . $this->escape($key) . '</th><td>';
+    echo $this->escape($value);
+    echo "</td></tr>\n";
+}
+?>
+</table>
+

application/views/scripts/show/activitylog-delete.phtml

@@ -0,0 +1,8 @@
+<h3><?= sprintf(
+    '%s "%s" has been modified',
+    ucfirst(preg_replace('/^icinga_/', '', $entry->object_type)),
+    $entry->object_name
+) ?></h3>
+<pre>
+<?= $this->escape(print_r($entry, 1)) ?>
+</pre>

application/views/scripts/show/activitylog-modify.phtml

@@ -0,0 +1,34 @@
+<h2><?= sprintf(
+    '%s "%s" has been modified',
+    ucfirst(preg_replace('/^icinga_/', '', $entry->object_type)),
+    $entry->object_name
+) ?></h2>
+
+<h3><?= $this->translate('Properties') ?></h3>
+
+<table class="log-properties">
+<?php
+$old = json_decode($entry->old_properties);
+$new = json_decode($entry->new_properties);
+
+foreach ($old as $key => $value) {
+    if ($key === 'id') continue;
+
+    $modified = array_key_exists($key, $new);
+
+    if ($value === null && ! $modified) continue;
+    echo ' <tr><th>' . $this->escape($key) . '</th><td>';
+    if ($modified) {
+        printf(
+            '<span class="old">%s</span> <span class="new">%s</span>',
+            $this->escape($value),
+            $this->escape($new->$key)
+        );
+    } else {
+        echo $this->escape($value);
+    }
+    echo "</td></tr>\n";
+}
+?>
+</table>
+

application/views/scripts/show/activitylog.phtml

@@ -0,0 +1,23 @@
+<div class="controls">
+<?= $this->tabs ?>
+</div>
+
+<div class="content">
+<?php
+
+switch ($entry->action_name) {
+case 'create':
+    echo $this->render('show/activitylog-create.phtml');
+    break;
+case 'modify':
+    echo $this->render('show/activitylog-modify.phtml');
+    break;
+case 'delete':
+    echo $this->render('show/activitylog-delete.phtml');
+    break;
+default:
+    echo 'Invalid action';
+}
+
+?>
+</div>

library/Director/Db.php

@@ -13,6 +13,13 @@ class Db extends DbConnection
         return $this->getDbAdapter();
     }
 
+    public function fetchActivityLogEntry($id)
+    {
+        $sql = 'SELECT * FROM director_activity_log WHERE id = ' . (int) $id;
+
+        return $this->db()->fetchRow($sql);
+    }
+
     public function getLastActivityChecksum()
     {
         $select = "SELECT checksum FROM (SELECT * FROM (SELECT 1 AS pos, LOWER(HEX(checksum)) AS checksum FROM director_activity_log ORDER BY change_time DESC LIMIT 1) a UNION SELECT 2 AS pos, '' AS checksum) u ORDER BY pos LIMIT 1";

public/css/module.less

@@ -28,3 +28,31 @@ table.simple {
         text-align: right;
     }
 }
+
+table.log-properties {
+
+    width: 100%;
+    th {
+        width: 12em;
+        text-align: left;
+    }
+
+    td {
+        font-family: monospace;
+    }
+
+    span {
+        padding: 0.3em 1em;
+    }
+
+    .old {
+        background-color: @colorCriticalHandled;
+        color: white;
+        text-decoration: stroken;
+    }
+
+    .new {
+        background-color: @colorOk;
+        color: white;
+    }
+}