From 65eebd13f41a18dab90447276faca4045990aac9 Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <fox@madoka.volgo-balt.ru>
Date: Tue, 26 Apr 2011 18:42:05 +0400
Subject: [PATCH] add option to disable PUSH client support globally (closes
 #340

---
 config.php-dist        | 10 +++++++---
 functions.php          |  2 +-
 modules/pref-feeds.php | 13 +++++++------
 sanity_check.php       |  2 +-
 sanity_config.php      |  6 +++---
 5 files changed, 19 insertions(+), 14 deletions(-)

diff --git a/config.php-dist b/config.php-dist
index 301b8856c..6ebcc1a11 100644
--- a/config.php-dist
+++ b/config.php-dist
@@ -178,14 +178,18 @@
 	// http://twitter.com/oauth_clients to register your instance.
 
 	define('PUBSUBHUBBUB_HUB', '');
-	// URL to a PubSubHubbub-compatible hub server. If defined, Published
-	// articles generated feeds would automatically become PUSH-enabled.
+	// URL to a PubSubHubbub-compatible hub server. If defined, "Published
+	// articles" generated feed would automatically become PUSH-enabled.
+
+	define('PUBSUBHUBBUB_ENABLED', true);
+	// Enable client PubSubHubbub support in tt-rss. When disabled, tt-rss
+	// won't try to subscribe to PUSH feed updates.
 
 	define('ISCONFIGURED', false);
 	// Please set this to true if you have read everything above and
 	// finished setting configuration options.
 
-	define('CONFIG_VERSION', 22);
+	define('CONFIG_VERSION', 23);
 	// Expected config version. Please update this option in config.php
 	// if necessary (after migrating all new options from this file).
 
diff --git a/functions.php b/functions.php
index aa50433e3..79318dc68 100644
--- a/functions.php
+++ b/functions.php
@@ -777,7 +777,7 @@
 				return; // no articles
 			}
 
-			if ($pubsub_state != 2) {
+			if ($pubsub_state != 2 && PUBSUBHUBBUB_ENABLED) {
 
 				if ($debug_enabled) _debug("update_rss_feed: checking for PUSH hub...");
 
diff --git a/modules/pref-feeds.php b/modules/pref-feeds.php
index 794916c87..5a65b0dd5 100644
--- a/modules/pref-feeds.php
+++ b/modules/pref-feeds.php
@@ -522,13 +522,14 @@
 				<button dojoType=\"dijit.form.Button\" onclick='return unsubscribeFeed($feed_id, \"$title\")'>".
 					__('Unsubscribe')."</button>";
 
-			$pubsub_state = db_fetch_result($result, 0, "pubsub_state");
+			if (PUBSUBHUBBUB_ENABLED) {
+				$pubsub_state = db_fetch_result($result, 0, "pubsub_state");
+				$pubsub_btn_disabled = ($pubsub_state == 2) ? "" : "disabled=\"1\"";
 
-			$pubsub_btn_disabled = ($pubsub_state == 2) ? "" : "disabled=\"1\"";
-
-			print "<button dojoType=\"dijit.form.Button\" id=\"pubsubReset_Btn\" $pubsub_btn_disabled
-					onclick='return resetPubSub($feed_id, \"$title\")'>".__('Resubscribe to push updates').
-					"</button>";
+				print "<button dojoType=\"dijit.form.Button\" id=\"pubsubReset_Btn\" $pubsub_btn_disabled
+						onclick='return resetPubSub($feed_id, \"$title\")'>".__('Resubscribe to push updates').
+						"</button>";
+			}
 
 			print "</div>";
 
diff --git a/sanity_check.php b/sanity_check.php
index 89f1b3459..930d68e00 100644
--- a/sanity_check.php
+++ b/sanity_check.php
@@ -1,7 +1,7 @@
 <?php
 	require_once "functions.php";
 
-	define('EXPECTED_CONFIG_VERSION', 22);
+	define('EXPECTED_CONFIG_VERSION', 23);
 	define('SCHEMA_VERSION', 85);
 
 	if (!file_exists("config.php")) {
diff --git a/sanity_config.php b/sanity_config.php
index dcc3f6e73..51c9d52be 100644
--- a/sanity_config.php
+++ b/sanity_config.php
@@ -1,3 +1,3 @@
-<?php # This file has been generated at:  Tue Apr 12 19:42:38 MSD 2011
-define('GENERATED_CONFIG_CHECK', 22);
-$requred_defines = array( 'DB_TYPE', 'DB_HOST', 'DB_USER', 'DB_NAME', 'DB_PASS', 'SELF_URL_PATH', 'SINGLE_USER_MODE', 'CACHE_DIR', 'SIMPLEPIE_CACHE_IMAGES', 'ICONS_DIR', 'ICONS_URL', 'TMP_DIRECTORY', 'DAEMON_SLEEP_INTERVAL', 'DATABASE_BACKED_SESSIONS', 'SESSION_CHECK_ADDRESS', 'SESSION_COOKIE_LIFETIME', 'SESSION_EXPIRE_TIME', 'DAEMON_UPDATE_LOGIN_LIMIT', 'CHECK_FOR_NEW_VERSION', 'DIGEST_ENABLE', 'DIGEST_EMAIL_LIMIT', 'DAEMON_SENDS_DIGESTS', 'MYSQL_CHARSET', 'DEFAULT_UPDATE_METHOD', 'COUNTERS_MAX_AGE', 'DIGEST_FROM_NAME', 'DIGEST_FROM_ADDRESS', 'DIGEST_SUBJECT', 'DIGEST_SMTP_HOST', 'DIGEST_SMTP_LOGIN', 'DIGEST_SMTP_PASSWORD', 'DAEMON_FEED_LIMIT', 'ALLOW_REMOTE_USER_AUTH', 'AUTO_LOGIN', 'AUTO_CREATE_USER', 'LOCK_DIRECTORY', 'ENABLE_GZIP_OUTPUT', 'PHP_EXECUTABLE', 'ENABLE_REGISTRATION', 'REG_NOTIFY_ADDRESS', 'REG_MAX_USERS', 'FEEDBACK_URL', 'FORCE_ARTICLE_PURGE', 'SPHINX_ENABLED', 'SPHINX_INDEX', 'ENABLE_TWEET_BUTTON', 'CONSUMER_KEY', 'CONSUMER_SECRET', 'PUBSUBHUBBUB_HUB', 'ISCONFIGURED', 'CONFIG_VERSION'); ?>
+<?php # This file has been generated at:  Tue Apr 26 18:40:48 MSD 2011
+define('GENERATED_CONFIG_CHECK', 23);
+$requred_defines = array( 'DB_TYPE', 'DB_HOST', 'DB_USER', 'DB_NAME', 'DB_PASS', 'SELF_URL_PATH', 'SINGLE_USER_MODE', 'CACHE_DIR', 'SIMPLEPIE_CACHE_IMAGES', 'ICONS_DIR', 'ICONS_URL', 'TMP_DIRECTORY', 'DAEMON_SLEEP_INTERVAL', 'DATABASE_BACKED_SESSIONS', 'SESSION_CHECK_ADDRESS', 'SESSION_COOKIE_LIFETIME', 'SESSION_EXPIRE_TIME', 'DAEMON_UPDATE_LOGIN_LIMIT', 'CHECK_FOR_NEW_VERSION', 'DIGEST_ENABLE', 'DIGEST_EMAIL_LIMIT', 'DAEMON_SENDS_DIGESTS', 'MYSQL_CHARSET', 'DEFAULT_UPDATE_METHOD', 'COUNTERS_MAX_AGE', 'DIGEST_FROM_NAME', 'DIGEST_FROM_ADDRESS', 'DIGEST_SUBJECT', 'DIGEST_SMTP_HOST', 'DIGEST_SMTP_LOGIN', 'DIGEST_SMTP_PASSWORD', 'DAEMON_FEED_LIMIT', 'ALLOW_REMOTE_USER_AUTH', 'AUTO_LOGIN', 'AUTO_CREATE_USER', 'LOCK_DIRECTORY', 'ENABLE_GZIP_OUTPUT', 'PHP_EXECUTABLE', 'ENABLE_REGISTRATION', 'REG_NOTIFY_ADDRESS', 'REG_MAX_USERS', 'FEEDBACK_URL', 'FORCE_ARTICLE_PURGE', 'SPHINX_ENABLED', 'SPHINX_INDEX', 'ENABLE_TWEET_BUTTON', 'CONSUMER_KEY', 'CONSUMER_SECRET', 'PUBSUBHUBBUB_HUB', 'PUBSUBHUBBUB_ENABLED', 'ISCONFIGURED', 'CONFIG_VERSION'); ?>