From fec3aaf9b2f0d6feedb5267586f3a4c5b5bafa31 Mon Sep 17 00:00:00 2001
From: Hypolite Petovan <mrpetovan@gmail.com>
Date: Sat, 30 Dec 2017 00:19:45 -0500
Subject: [PATCH] Add Feed module

- Update profile alternate links
---
 mod/profile.php     |  4 +++-
 src/Module/Feed.php | 53 +++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 56 insertions(+), 1 deletion(-)
 create mode 100644 src/Module/Feed.php

diff --git a/mod/profile.php b/mod/profile.php
index 9b609f885a..843f06de3e 100644
--- a/mod/profile.php
+++ b/mod/profile.php
@@ -64,7 +64,9 @@ function profile_init(App $a)
 	}
 
 	$a->page['htmlhead'] .= '<meta name="dfrn-global-visibility" content="' . ($a->profile['net-publish'] ? 'true' : 'false') . '" />' . "\r\n";
-	$a->page['htmlhead'] .= '<link rel="alternate" type="application/atom+xml" href="' . System::baseUrl() . '/dfrn_poll/' . $which . '" />' . "\r\n";
+	$a->page['htmlhead'] .= '<link rel="alternate" type="application/atom+xml" href="' . System::baseUrl() . '/feed/' . $which . '/" title="' . t('%s\'s posts', $a->profile['username']) . '"/>' . "\r\n";
+	$a->page['htmlhead'] .= '<link rel="alternate" type="application/atom+xml" href="' . System::baseUrl() . '/feed/' . $which . '/comments" title="' . t('%s\'s comments', $a->profile['username']) . '"/>' . "\r\n";
+	$a->page['htmlhead'] .= '<link rel="alternate" type="application/atom+xml" href="' . System::baseUrl() . '/feed/' . $which . '/activity" title="' . t('%s\'s timeline', $a->profile['username']) . '"/>' . "\r\n";
 	$uri = urlencode('acct:' . $a->profile['nickname'] . '@' . $a->get_hostname() . ($a->path ? '/' . $a->path : ''));
 	$a->page['htmlhead'] .= '<link rel="lrdd" type="application/xrd+xml" href="' . System::baseUrl() . '/xrd/?uri=' . $uri . '" />' . "\r\n";
 	header('Link: <' . System::baseUrl() . '/xrd/?uri=' . $uri . '>; rel="lrdd"; type="application/xrd+xml"', false);
diff --git a/src/Module/Feed.php b/src/Module/Feed.php
new file mode 100644
index 0000000000..a8101e8061
--- /dev/null
+++ b/src/Module/Feed.php
@@ -0,0 +1,53 @@
+<?php
+
+namespace Friendica\Module;
+
+use Friendica\BaseModule;
+use Friendica\Protocol\OStatus;
+
+/**
+ * Provides public Atom feeds
+ *
+ * Currently supported:
+ * - /feed/[nickname]/ => posts
+ * - /feed/[nickname]/posts => posts
+ * - /feed/[nickname]/comments => comments
+ * - /feed/[nickname]/replies => comments
+ * - /feed/[nickname]/activity => activity
+ *
+ * @brief Provides public Atom feeds
+ *
+ * @author Hypolite Petovan <mrpetovan@gmail.com>
+ */
+class Feed extends BaseModule
+{
+	public static function content()
+	{
+		$a = self::getApp();
+
+		$last_update = x($_GET, 'last_update') ? $_GET['last_update'] : '';
+		$nocache = x($_GET, 'nocache') && local_user();
+
+		$type = null;
+		if ($a->argc > 2) {
+			$type = $a->argv[2];
+		}
+
+		switch ($type) {
+			case 'posts':
+			case 'comments':
+			case 'activity':
+				break;
+			case 'replies':
+				$type = 'comments';
+				break;
+			default:
+				$type = 'posts';
+		}
+
+		$nickname = $a->argv[1];
+		header("Content-type: application/atom+xml");
+		echo OStatus::feed($nickname, $last_update, 10, $type, $nocache);
+		killme();
+	}
+}
-- 
2.39.5