1 files changed, 137 insertions, 0 deletions
diff --git a/lib/Config/AppConfig.php b/lib/Config/AppConfig.php
new file mode 100644
index 000000000..55dcd6d1a
--- /dev/null
+++ b/lib/Config/AppConfig.php
@@ -0,0 +1,137 @@
+<?php
+/**
+ * ownCloud - News
+ *
+ * This file is licensed under the Affero General Public License version 3 or
+ * later. See the COPYING file.
+ *
+ * @author Alessandro Cosentino <cosenal@gmail.com>
+ * @author Bernhard Posselt <dev@bernhard-posselt.com>
+ * @copyright Alessandro Cosentino 2012
+ * @copyright Bernhard Posselt 2012, 2014
+ */
+
+namespace OCA\News\Config;
+
+use SimpleXMLElement;
+
+use OCP\INavigationManager;
+use OCP\IURLGenerator;
+use OCP\Util;
+use OCP\App;
+
+// Used to parse app.json file, should be in core at some point
+class AppConfig {
+
+    private $config;
+    private $navigationManager;
+    private $urlGenerator;
+
+    /**
+     * TODO: External deps that are needed:
+     * - add jobs
+     * - connect to hooks
+     */
+    public function __construct(INavigationManager $navigationManager,
+                                IURLGenerator $urlGenerator) {
+        $this->navigationManager = $navigationManager;
+        $this->urlGenerator = $urlGenerator;
+        $this->config = [];
+    }
+
+
+    /**
+     * Parse an xml config
+     */
+    private function parseConfig($string) {
+        // no need to worry about XXE since local file
+        $xml = simplexml_load_string($string, 'SimpleXMLElement');
+        return json_decode(json_encode((array)$xml), true);
+    }
+
+
+    /**
+     * @param string|array $data path to the config file or an array with the
+     * config
+     */
+    public function loadConfig($data) {
+        if(is_array($data)) {
+            $this->config = $data;
+        } else {
+            $this->config = $this->parseConfig($data);
+        }
+    }
+
+
+    /**
+     * @param string $key if given returns the value of the config at index $key
+     * @return array|mixed the config
+     */
+    public function getConfig($key=null) {
+        // FIXME: is this function interface a good idea?
+        if($key !== null) {
+            return $this->config[$key];
+        } else {
+            return $this->config;
+        }
+    }
+
+
+    /**
+     * Registers all config options
+     */
+    public function registerAll() {
+        $this->registerNavigation();
+        $this->registerHooks();
+        // IJob API is fucked up, so silence the code checker
+        $class = '\OCP\BackgroundJob';
+        $class::addRegularTask($this->config['cron']['job'], 'run');
+        App::registerAdmin($this->config['id'], $this->config['admin']);
+    }
+
+
+    /**
+     * Parses the navigation and creates a navigation entry if needed
+     */
+    public function registerNavigation() {
+        if (array_key_exists('navigation', $this->config)) {
+            $this->navigationManager->add(function () {
+                $nav =& $this->config['navigation'];
+
+                $navConfig = [
+                    'id' => $this->config['id'],
+                    'order' => $nav['order'],
+                    'name' => $nav['name']
+                ];
+
+                $navConfig['href'] = $this->urlGenerator->linkToRoute(
+                    $nav['route']
+                );
+                $navConfig['icon'] = $this->urlGenerator->imagePath(
+                    $this->config['id'], $nav['icon']
+                );
+
+                return $navConfig;
+            });
+        }
+    }
+
+
+    /**
+     * Registers all hooks in the config
+     */
+    public function registerHooks() {
+        // FIXME: this is temporarily static because core emitters are not
+        // future proof, therefore legacy code in here
+        foreach ($this->config['hooks'] as $hook) {
+            $listener = explode('::', $hook['channel']);
+            $reaction = explode('::', $hook['subscriber']);
+
+            // config is written like HookNamespace::method => Class::method
+            Util::connectHook($listener[0], $listener[1], $reaction[0],
+                                   $reaction[1]);
+        }
+    }
+
+
+}