[TheFreeNetwork] First code: Module class and census event

lib/util/default.php

@@ -336,6 +336,7 @@ $default =
                 'Favorite' => [],
                 'HTMLPurifierSchemes' => [],
                 'Share' => [],
+                'TheFreeNetwork' => [],
             ],
             'default' => [
                 'AccountManager' => [],

modules/TheFreeNetwork/EVENTS.txt

@@ -0,0 +1,2 @@
+StartTFNCensus: when all plugins have been initialized; federation plugins must populate this event's array with their profile class name
+@param array $free_network 

modules/TheFreeNetwork/TheFreeNetworkModule.php

@@ -0,0 +1,65 @@
+<?php
+// This file is part of GNU social - https://www.gnu.org/software/social
+//
+// GNU social is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// GNU social is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with GNU social.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * TheFreeNetwork, "automagic" migration of internal remote profiles
+ * between different federation protocols.
+ *
+ * @package   GNUsocial
+ * @author    Bruno Casteleiro <brunoccast@fc.up.pt>
+ * @copyright 2019 Free Software Foundation, Inc http://www.fsf.org
+ * @license   https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
+ */
+
+defined('GNUSOCIAL') || die();
+
+class TheFreeNetworkModule extends Module
+{
+    const MODULE_VERSION = '0.1.0alpha0';
+
+    private $free_network = []; // name of the profile classes of the active federation protocols
+
+    /**
+     * Called when all plugins have been initialized
+     * We'll populate the $free_network array here
+     *
+     * @return boolean hook value
+     */
+    public function onInitializePlugin()
+    {
+        Event::handle('StartTFNCensus', [&$this->free_network]);
+        return true;
+    }
+
+    /**
+     * Plugin version information
+     *
+     * @param array $versions
+     * @return bool hook true
+     */
+    public function onPluginVersion(array &$versions): bool
+    {
+        $versions[] = [
+            'name' => 'TheFreeNetwork',
+            'version' => self::MODULE_VERSION,
+            'author' => 'Bruno Casteleiro',
+            'homepage' => 'https://notabug.org/diogo/gnu-social/src/nightly/plugins/TheFreeNetwork',
+            // TRANS: Module description.
+            'rawdescription' => '"Automagically" migrate internal remote profiles between different federation protocols'
+        ];
+        return true;
+    }
+}

plugins/ActivityPub/ActivityPubPlugin.php

@@ -230,6 +230,18 @@ class ActivityPubPlugin extends Plugin
         return true;
     }
 
+    /**
+     * Subscribe AP's profile class to the TFN module
+     * 
+     * @param array $federation
+     * @return bool event hook return
+     */
+    public function onStartTFNCensus(array &$federation): bool
+    {
+        $federation[] = 'Activitypub_profile';
+        return true;
+    }
+
     /**
      * Set up queue handlers for required interactions
      *

plugins/OStatus/OStatusPlugin.php

@@ -1440,6 +1440,18 @@ class OStatusPlugin extends Plugin
         return true;
     }
 
+    /**
+     * Subscribe OS's profile class to the TFN module
+     * 
+     * @param array $federation
+     * @return bool event hook return
+     */
+    public function onStartTFNCensus(array &$federation): bool
+    {
+        $federation[] = 'Ostatus_profile';
+        return true;
+    }
+
     /**
      * Utility function to check if the given URI is a canonical group profile
      * page, and if so return the ID number.