Add EnableModuleStep

refs #7163

library/Icinga/Web/Setup/EnableModuleStep.php

@@ -0,0 +1,54 @@
+<?php
+// {{{ICINGA_LICENSE_HEADER}}}
+// {{{ICINGA_LICENSE_HEADER}}}
+
+namespace Icinga\Web\Setup;
+
+use Exception;
+use Icinga\Application\Icinga;
+
+class EnableModuleStep extends Step
+{
+    protected $availableDirs;
+
+    protected $moduleName;
+
+    protected $error;
+
+    public function __construct($availableDirs, $moduleName)
+    {
+        $this->availableDirs = $availableDirs;
+        $this->moduleName = $moduleName;
+    }
+
+    public function apply()
+    {
+        try {
+            $moduleManager = Icinga::app()->getModuleManager();
+            $moduleManager->detectInstalledModules($this->availableDirs);
+            $moduleManager->enableModule($this->moduleName);
+        } catch (Exception $e) {
+            $this->error = $e;
+            return false;
+        }
+
+        $this->error = false;
+        return true;
+    }
+
+    public function getSummary()
+    {
+        // Enabling a module is like a implicit action, which does not need to be shown to the user...
+    }
+
+    public function getReport()
+    {
+        if ($this->error === false) {
+            return '<p>' . sprintf(t('Module "%s" has been successfully enabled.'), $this->moduleName) . '</p>';
+        } elseif ($this->error !== null) {
+            $message = t('Module "%s" could not be enabled. An error occured:');
+            return '<p class="error">' . sprintf($message, $this->moduleName) . '</p>'
+                . '<p>' . $this->error->getMessage() . '</p>';
+        }
+    }
+}