From 9928b96a20f17fe532dd0ac26914f83cbe34867a Mon Sep 17 00:00:00 2001
From: Christian Weiske <cweiske@cweiske.de>
Date: Thu, 24 Nov 2016 22:09:28 +0100
Subject: websub subcriptions work

---
 bin/subscribe.php | 75 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 75 insertions(+)
 create mode 100755 bin/subscribe.php

(limited to 'bin/subscribe.php')

diff --git a/bin/subscribe.php b/bin/subscribe.php
new file mode 100755
index 0000000..768ee10
--- /dev/null
+++ b/bin/subscribe.php
@@ -0,0 +1,75 @@
+#!/usr/bin/env php
+<?php
+namespace phinde;
+/**
+ * Subscribe with PubSubHubbub to an URL
+ */
+require_once __DIR__ . '/../src/init.php';
+
+$cc = new \Console_CommandLine();
+$cc->description = 'Subscribe to URL updates';
+$cc->version = '0.0.1';
+$cc->addArgument(
+    'url',
+    array(
+        'description' => 'URL to process',
+        'multiple'    => false
+    )
+);
+try {
+    $res = $cc->parse();
+} catch (\Exception $e) {
+    $cc->displayError($e->getMessage());
+}
+
+$url = $res->args['url'];
+$url = Helper::addSchema($url);
+$urlObj = new \Net_URL2($url);
+$url = $urlObj->getNormalizedURL();
+if (!Helper::isUrlAllowed($url)) {
+    Log::error("Domain is not allowed; not crawling");
+    exit(2);
+}
+
+$subDb = new Subscriptions();
+
+list($topic, $hub) = $subDb->detectHub($url);
+if ($hub === null) {
+    Log::error('No hub URL found for topic');
+    exit(10);
+}
+if ($topic != $url) {
+    Log::info('Topic URL differs from URL: ' . $topic);
+}
+
+$sub = $subDb->get($topic);
+if ($sub !== false) {
+    Log::error('Topic exists already in subscription table');
+    Log::info('Current status: ' . $sub->sub_status);
+    exit(3);
+}
+$subDb->create($topic);
+$sub = $subDb->get($topic);
+
+$callbackUrl = $GLOBALS['phinde']['baseurl'] . 'push-subscription.php'
+    . '?hub.topic=' . urlencode($topic)
+    . '&capkey=' . urlencode($sub->sub_capkey);
+$req = new HttpRequest($hub, 'POST');
+$req->addPostParameter('hub.callback', $callbackUrl);
+$req->addPostParameter('hub.mode', 'subscribe');
+$req->addPostParameter('hub.topic', $topic);
+$req->addPostParameter('hub.lease_seconds', $sub->sub_lease_seconds);
+$req->addPostParameter('hub.secret', $sub->sub_secret);
+$res = $req->send();
+
+if (intval($res->getStatus()) == 202) {
+    Log::info('Subscription initiated');
+    exit(0);
+}
+
+Log::error(
+    'Error: Subscription response status code was not 202 but '
+    . $res->getStatus()
+);
+Log::error($res->getBody());
+?>
-- 
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