From 1a35e2271d3b9383e882371d37d5fef16abd745d Mon Sep 17 00:00:00 2001
From: Alexandre Alapetite <alexandre@alapetite.fr>
Date: Sat, 21 Mar 2015 18:20:36 +0100
Subject: SimplePie option to restaure syslog of HTTP requests

https://github.com/FreshRSS/FreshRSS/issues/711
---
 data/config.default.php | 1 +
 1 file changed, 1 insertion(+)

(limited to 'data/config.default.php')

diff --git a/data/config.default.php b/data/config.default.php
index 97df3a299..839bd1687 100644
--- a/data/config.default.php
+++ b/data/config.default.php
@@ -12,6 +12,7 @@ return array(
 	'auth_type' => 'none',
 	'api_enabled' => false,
 	'unsafe_autologin_enabled' => false,
+	'simplepie_syslog_enabled' => true,
 	'limits' => array(
 		'cache_duration' => 800,
 		'timeout' => 10,
-- 
cgit v1.2.3


From fedf062b4942a1e30608b662f713f06a83a0565c Mon Sep 17 00:00:00 2001
From: Alexandre Alapetite <alexandre@alapetite.fr>
Date: Sun, 10 May 2015 11:50:08 +0200
Subject: Comments in config file

Documentation https://github.com/FreshRSS/FreshRSS/issues/123
---
 README.fr.md            |  1 +
 README.md               |  1 +
 data/config.default.php | 72 +++++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 74 insertions(+)

(limited to 'data/config.default.php')

diff --git a/README.fr.md b/README.fr.md
index ea5b07a9b..6c77ccf51 100644
--- a/README.fr.md
+++ b/README.fr.md
@@ -46,6 +46,7 @@ Privilégiez pour cela des demandes sur GitHub
 3. Le serveur Web doit avoir les droits d’écriture dans le répertoire `./data/`
 4. Accédez à FreshRSS à travers votre navigateur Web et suivez les instructions d’installation
 5. Tout devrait fonctionner :) En cas de problème, n’hésitez pas à me contacter.
+6. Des paramètres de configuration avancée peuvent être accédés depuis [config.php](./data/config.default.php).
 
 # Contrôle d’accès
 Il est requis pour le mode multi-utilisateur, et recommandé dans tous les cas, de limiter l’accès à votre FreshRSS. Au choix :
diff --git a/README.md b/README.md
index 92072b07d..089bbd780 100644
--- a/README.md
+++ b/README.md
@@ -46,6 +46,7 @@ The best way is to open issues on GitHub
 3. Add write access on `./data/` folder to the webserver user
 4. Access FreshRSS with your browser and follow the installation process
 5. Every thing should be working :) If you encounter any problem, feel free to contact me.
+6. Advanced configuration settings can be seen in [config.php](./data/config.default.php).
 
 # Access control
 It is needed for the multi-user mode to limit access to FreshRSS. You can:
diff --git a/data/config.default.php b/data/config.default.php
index 839bd1687..8be203d36 100644
--- a/data/config.default.php
+++ b/data/config.default.php
@@ -1,32 +1,104 @@
 <?php
 
+# Do not modify this file, which is only a template.
+# See `config.php` after the install process is completed.
 return array(
+
+	# Set to `development` to get additional error messages,
+	#	or to `production` to get only the most important messages.
 	'environment' => 'production',
+
+	# Used to make crypto more unique. Generated during install.
 	'salt' => '',
+
+	# Leave empty for most cases.
+	# Ability to override the address of the FreshRSS instance,
+	# used when building absolute URLs.
 	'base_url' => '',
+
+	# Natural language of the user interface, e.g. `en`, `fr`.
 	'language' => 'en',
+
+	# Title of this FreshRSS instance in the Web user interface.
 	'title' => 'FreshRSS',
+
+	# Name of the user that has administration rights.
 	'default_user' => '_',
+
+	# Allow or not visitors without login to see the articles
+	#	of the default user.
 	'allow_anonymous' => false,
+
+	# Allow or not anonymous users to start the refresh process.
 	'allow_anonymous_refresh' => false,
+
+	# Login method:
+	#	`none` is without password and shows only the default user;
+	#	`form` is a conventional Web login form;
+	#	`persona` is the email-based login by Mozilla;
+	#	`http_auth` is an access controled by the HTTP Web server (e.g. `/FreshRSS/p/i/.htaccess` for Apache)
+	#		if you use `http_auth`, remember to protect only `/FreshRSS/p/i/`,
+	#		and in particular not protect `/FreshRSS/p/api/` if you would like to use the API (different login system).
 	'auth_type' => 'none',
+
+	# Allow or not the use of the API, used for mobile apps.
+	#	End-point is http://example.net/FreshRSS/p/api/greader.php
+	#	You need to set the user's API password.
 	'api_enabled' => false,
+
+	# Allow or not the use of an unsafe login,
+	#	by providing username and password in the login URL:
+	#	http://example.net/FreshRSS/p/i/?c=auth&a=login&u=alice&p=1234
 	'unsafe_autologin_enabled' => false,
+
+	# Enable or not the use of syslog to log the activity of
+	#	SimplePie, which is retrieving RSS feeds via HTTP requests.
 	'simplepie_syslog_enabled' => true,
+
 	'limits' => array(
+
+		# Duration in seconds of the SimplePie cache,
+		#	during which a query to the RSS feed will return the local cached version.
+		# Especially important for multi-user setups.
 		'cache_duration' => 800,
+
+		# SimplePie HTTP request timeout in seconds.
 		'timeout' => 10,
+
+		# If a user has not used FreshRSS for more than x seconds,
+		#	then its feeds are not refreshed anymore.
 		'max_inactivity' => PHP_INT_MAX,
+
+		# Max number of feeds for a user.
 		'max_feeds' => 16384,
+
+		# Max number of categories for a user.
 		'max_categories' => 16384,
+
 	),
+
 	'db' => array(
+
+		# Type of database: `sqlite` or `mysql`.
 		'type' => 'sqlite',
+
+		# MySQL host.
 		'host' => '',
+
+		# MySQL user.
 		'user' => '',
+
+		# MySQL password.
 		'password' => '',
+
+		# MySQL database.
 		'base' => '',
+
+		# MySQL table prefix.
 		'prefix' => '',
+
 	),
+
+	# List of enabled FreshRSS extensions.
 	'extensions_enabled' => array(),
 );
-- 
cgit v1.2.3


From 5f545dfda2b6700579b856c815e1914a2dd62553 Mon Sep 17 00:00:00 2001
From: Alexandre Alapetite <alexandre@alapetite.fr>
Date: Sun, 10 May 2015 12:14:38 +0200
Subject: Global option to mark updated articles as unread

https://github.com/FreshRSS/FreshRSS/issues/798
---
 app/Controllers/feedController.php | 3 ++-
 data/config.default.php            | 4 ++++
 2 files changed, 6 insertions(+), 1 deletion(-)

(limited to 'data/config.default.php')

diff --git a/app/Controllers/feedController.php b/app/Controllers/feedController.php
index 5657d4a88..03f438888 100755
--- a/app/Controllers/feedController.php
+++ b/app/Controllers/feedController.php
@@ -342,7 +342,8 @@ class FreshRSS_feed_Controller extends Minz_ActionController {
 						} else {	//This entry already exists but has been updated
 							Minz_Log::debug('Entry with GUID `' . $entry->guid() . '` updated in feed ' . $feed->id() .
 								', old hash ' . $existingHash . ', new hash ' . $entry->hash());
-							$entry->_isRead(null);	//Change is_read according to policy. //TODO: Implement option
+							//TODO: Make an updated/is_read policy by feed, in addition to the global one.
+							$entry->_isRead(FreshRSS_Context::$system_conf->mark_updated_article_unread ? false : null);	//Change is_read according to policy.
 							if (!$entryDAO->hasTransaction()) {
 								$entryDAO->beginTransaction();
 							}
diff --git a/data/config.default.php b/data/config.default.php
index 8be203d36..dc947f154 100644
--- a/data/config.default.php
+++ b/data/config.default.php
@@ -55,6 +55,10 @@ return array(
 	#	SimplePie, which is retrieving RSS feeds via HTTP requests.
 	'simplepie_syslog_enabled' => true,
 
+	# In the case an article has changed (e.g. updated content):
+	#	Set to `true` to mark it unread, or `false` to leave it as-is.
+	'mark_updated_article_unread' => false,
+
 	'limits' => array(
 
 		# Duration in seconds of the SimplePie cache,
-- 
cgit v1.2.3


From 0d0c6b7493161d350ca2eb1d4c45c0c70cfcbb92 Mon Sep 17 00:00:00 2001
From: Alexandre Alapetite <alexandre@alapetite.fr>
Date: Sun, 10 May 2015 14:04:12 +0200
Subject: Moved updated/unread option from global to user

https://github.com/FreshRSS/FreshRSS/issues/798
---
 app/Controllers/configureController.php | 1 +
 app/Controllers/feedController.php      | 2 +-
 app/Models/ConfigurationSetter.php      | 4 ++++
 app/i18n/de/conf.php                    | 1 +
 app/i18n/en/conf.php                    | 1 +
 app/i18n/fr/conf.php                    | 1 +
 app/views/configure/reading.phtml       | 9 +++++++++
 data/config.default.php                 | 4 ----
 data/users/_/config.default.php         | 5 +++++
 9 files changed, 23 insertions(+), 5 deletions(-)

(limited to 'data/config.default.php')

diff --git a/app/Controllers/configureController.php b/app/Controllers/configureController.php
index fc92aa0c2..248a3edcc 100755
--- a/app/Controllers/configureController.php
+++ b/app/Controllers/configureController.php
@@ -112,6 +112,7 @@ class FreshRSS_configure_Controller extends Minz_ActionController {
 			FreshRSS_Context::$user_conf->sticky_post = Minz_Request::param('sticky_post', false);
 			FreshRSS_Context::$user_conf->reading_confirm = Minz_Request::param('reading_confirm', false);
 			FreshRSS_Context::$user_conf->auto_remove_article = Minz_Request::param('auto_remove_article', false);
+			FreshRSS_Context::$user_conf->mark_updated_article_unread = Minz_Request::param('mark_updated_article_unread', false);
 			FreshRSS_Context::$user_conf->sort_order = Minz_Request::param('sort_order', 'DESC');
 			FreshRSS_Context::$user_conf->mark_when = array(
 				'article' => Minz_Request::param('mark_open_article', false),
diff --git a/app/Controllers/feedController.php b/app/Controllers/feedController.php
index 03f438888..a36a38ce2 100755
--- a/app/Controllers/feedController.php
+++ b/app/Controllers/feedController.php
@@ -343,7 +343,7 @@ class FreshRSS_feed_Controller extends Minz_ActionController {
 							Minz_Log::debug('Entry with GUID `' . $entry->guid() . '` updated in feed ' . $feed->id() .
 								', old hash ' . $existingHash . ', new hash ' . $entry->hash());
 							//TODO: Make an updated/is_read policy by feed, in addition to the global one.
-							$entry->_isRead(FreshRSS_Context::$system_conf->mark_updated_article_unread ? false : null);	//Change is_read according to policy.
+							$entry->_isRead(FreshRSS_Context::$user_conf->mark_updated_article_unread ? false : null);	//Change is_read according to policy.
 							if (!$entryDAO->hasTransaction()) {
 								$entryDAO->beginTransaction();
 							}
diff --git a/app/Models/ConfigurationSetter.php b/app/Models/ConfigurationSetter.php
index 7f433239c..4bd29ecb0 100644
--- a/app/Models/ConfigurationSetter.php
+++ b/app/Models/ConfigurationSetter.php
@@ -189,6 +189,10 @@ class FreshRSS_ConfigurationSetter {
 		$data['auto_remove_article'] = $this->handleBool($value);
 	}
 
+	private function _mark_updated_article_unread(&$data, $value) {
+		$data['mark_updated_article_unread'] = $this->handleBool($value);
+	}
+
 	private function _display_categories(&$data, $value) {
 		$data['display_categories'] = $this->handleBool($value);
 	}
diff --git a/app/i18n/de/conf.php b/app/i18n/de/conf.php
index 64c2c0945..df2c07d49 100644
--- a/app/i18n/de/conf.php
+++ b/app/i18n/de/conf.php
@@ -84,6 +84,7 @@ return array(
 		'articles_per_page' => 'Anzahl der Artikel pro Seite',
 		'auto_load_more' => 'Die nächsten Artikel am Seitenende laden',
 		'auto_remove_article' => 'Artikel nach dem Lesen verstecken',
+		'mark_updated_article_unread' => 'Markieren Sie aktualisierte Artikel als ungelesen',
 		'confirm_enabled' => 'Bei der Aktion „Alle als gelesen markieren“ einen Bestätigungsdialog anzeigen',
 		'display_articles_unfolded' => 'Artikel standardmäßig ausgeklappt zeigen',
 		'display_categories_unfolded' => 'Kategorien standardmäßig eingeklappt zeigen',
diff --git a/app/i18n/en/conf.php b/app/i18n/en/conf.php
index 308c45d2c..683781696 100644
--- a/app/i18n/en/conf.php
+++ b/app/i18n/en/conf.php
@@ -84,6 +84,7 @@ return array(
 		'articles_per_page' => 'Number of articles per page',
 		'auto_load_more' => 'Load next articles at the page bottom',
 		'auto_remove_article' => 'Hide articles after reading',
+		'mark_updated_article_unread' => 'Mark updated articles as unread',
 		'confirm_enabled' => 'Display a confirmation dialog on “mark all as read” actions',
 		'display_articles_unfolded' => 'Show articles unfolded by default',
 		'display_categories_unfolded' => 'Show categories folded by default',
diff --git a/app/i18n/fr/conf.php b/app/i18n/fr/conf.php
index d38445b99..87f9be290 100644
--- a/app/i18n/fr/conf.php
+++ b/app/i18n/fr/conf.php
@@ -84,6 +84,7 @@ return array(
 		'articles_per_page' => 'Nombre d’articles par page',
 		'auto_load_more' => 'Charger les articles suivants en bas de page',
 		'auto_remove_article' => 'Cacher les articles après lecture',
+		'mark_updated_article_unread' => 'Marquer les articles mis à jour comme non-lus',
 		'confirm_enabled' => 'Afficher une confirmation lors des actions “marquer tout comme lu”',
 		'display_articles_unfolded' => 'Afficher les articles dépliés par défaut',
 		'display_categories_unfolded' => 'Afficher les catégories pliées par défaut',
diff --git a/app/views/configure/reading.phtml b/app/views/configure/reading.phtml
index 8b123afa8..1b7a101df 100644
--- a/app/views/configure/reading.phtml
+++ b/app/views/configure/reading.phtml
@@ -125,6 +125,15 @@
 			</div>
 		</div>
 
+		<div class="form-group">
+			<div class="group-controls">
+				<label class="checkbox" for="mark_updated_article_unread">
+					<input type="checkbox" name="mark_updated_article_unread" id="mark_updated_article_unread" value="1"<?php echo FreshRSS_Context::$user_conf->mark_updated_article_unread ? ' checked="checked"' : ''; ?> data-leave-validation="<?php echo FreshRSS_Context::$user_conf->mark_updated_article_unread; ?>"/>
+					<?php echo _t('conf.reading.mark_updated_article_unread'); ?>
+				</label>
+			</div>
+		</div>
+
 		<div class="form-group">
 			<label class="group-name"><?php echo _t('conf.reading.read.when'); ?></label>
 			<div class="group-controls">
diff --git a/data/config.default.php b/data/config.default.php
index dc947f154..8be203d36 100644
--- a/data/config.default.php
+++ b/data/config.default.php
@@ -55,10 +55,6 @@ return array(
 	#	SimplePie, which is retrieving RSS feeds via HTTP requests.
 	'simplepie_syslog_enabled' => true,
 
-	# In the case an article has changed (e.g. updated content):
-	#	Set to `true` to mark it unread, or `false` to leave it as-is.
-	'mark_updated_article_unread' => false,
-
 	'limits' => array(
 
 		# Duration in seconds of the SimplePie cache,
diff --git a/data/users/_/config.default.php b/data/users/_/config.default.php
index 6d3f73a13..bf74ca1de 100644
--- a/data/users/_/config.default.php
+++ b/data/users/_/config.default.php
@@ -22,6 +22,11 @@ return array (
 	'sticky_post' => true,
 	'reading_confirm' => false,
 	'auto_remove_article' => false,
+
+	# In the case an article has changed (e.g. updated content):
+	#	Set to `true` to mark it unread, or `false` to leave it as-is.
+	'mark_updated_article_unread' => false,
+
 	'sort_order' => 'DESC',
 	'anon_access' => false,
 	'mark_when' => array (
-- 
cgit v1.2.3


From 256c8613a4046931dcd28ab22b6aebe8752a98c2 Mon Sep 17 00:00:00 2001
From: Alexandre Alapetite <alexandre@alapetite.fr>
Date: Fri, 15 May 2015 03:21:36 +0200
Subject: First draft of PubSubHubbub

https://github.com/FreshRSS/FreshRSS/issues/312
Requires setting base_url in config.php.
Currently using the filesystem (no change to the database)
---
 app/Controllers/feedController.php   |  55 +++++++++++------
 app/Models/Feed.php                  |  69 ++++++++++++++++++++-
 constants.php                        |   1 +
 data/PubSubHubbub/feeds/.gitignore   |   1 +
 data/PubSubHubbub/feeds/README.md    |  12 ++++
 data/PubSubHubbub/secrets/.gitignore |   1 +
 data/PubSubHubbub/secrets/README.md  |   4 ++
 data/config.default.php              |   8 ++-
 lib/lib_rss.php                      |   9 +++
 p/api/pshb.php                       | 116 +++++++++++++++++++++++++++++++++++
 10 files changed, 252 insertions(+), 24 deletions(-)
 create mode 100644 data/PubSubHubbub/feeds/.gitignore
 create mode 100644 data/PubSubHubbub/feeds/README.md
 create mode 100644 data/PubSubHubbub/secrets/.gitignore
 create mode 100644 data/PubSubHubbub/secrets/README.md
 create mode 100644 p/api/pshb.php

(limited to 'data/config.default.php')

diff --git a/app/Controllers/feedController.php b/app/Controllers/feedController.php
index 0443b4159..9117da639 100755
--- a/app/Controllers/feedController.php
+++ b/app/Controllers/feedController.php
@@ -168,6 +168,7 @@ class FreshRSS_feed_Controller extends Minz_ActionController {
 			// Ok, feed has been added in database. Now we have to refresh entries.
 			$feed->_id($id);
 			$feed->faviconPrepare();
+			$feed->pubSubHubbubPrepare();
 
 			$is_read = FreshRSS_Context::$user_conf->mark_when['reception'] ? 1 : 0;
 
@@ -261,12 +262,13 @@ class FreshRSS_feed_Controller extends Minz_ActionController {
 	 * This action actualizes entries from one or several feeds.
 	 *
 	 * Parameters are:
-	 *   - id (default: false)
+	 *   - id (default: false): Feed ID
+	 *   - url (default: false): Feed URL
 	 *   - force (default: false)
-	 * If id is not specified, all the feeds are actualized. But if force is
+	 * If id and url are not specified, all the feeds are actualized. But if force is
 	 * false, process stops at 10 feeds to avoid time execution problem.
 	 */
-	public function actualizeAction() {
+	public function actualizeAction($simplePie = null) {
 		@set_time_limit(300);
 
 		$feedDAO = FreshRSS_Factory::createFeedDao();
@@ -274,14 +276,15 @@ class FreshRSS_feed_Controller extends Minz_ActionController {
 
 		Minz_Session::_param('actualize_feeds', false);
 		$id = Minz_Request::param('id');
+		$url = Minz_Request::param('url');
 		$force = Minz_Request::param('force');
 
 		// Create a list of feeds to actualize.
 		// If id is set and valid, corresponding feed is added to the list but
 		// alone in order to automatize further process.
 		$feeds = array();
-		if ($id) {
-			$feed = $feedDAO->searchById($id);
+		if ($id || $url) {
+			$feed = $id ? $feedDAO->searchById($id) : $feedDAO->searchByUrl($url);
 			if ($feed) {
 				$feeds[] = $feed;
 			}
@@ -302,8 +305,11 @@ class FreshRSS_feed_Controller extends Minz_ActionController {
 			}
 
 			try {
-				// Load entries
-				$feed->load(false);
+				if ($simplePie) {
+					$feed->loadEntries($simplePie);	//Used by PubSubHubbub
+				} else {
+					$feed->load(false);
+				}
 			} catch (FreshRSS_Feed_Exception $e) {
 				Minz_Log::notice($e->getMessage());
 				$feedDAO->updateLastUpdate($feed->id(), true);
@@ -404,7 +410,16 @@ class FreshRSS_feed_Controller extends Minz_ActionController {
 				$feedDAO->updateFeed($feed->id(), array('url' => $feed->url()));
 			}
 
-			$feed->faviconPrepare();
+			if ($simplePie === null) {
+				$feed->faviconPrepare();
+				if ($feed->url() === 'http://push-pub.appspot.com/feed') {
+					$secret = $feed->pubSubHubbubPrepare();
+					if ($secret != '') {
+						Minz_Log::debug('PubSubHubbub subscribe ' . $feed->url());
+						$feed->pubSubHubbubSubscribe(true, $secret);
+					}
+				}
+			}
 			$feed->unlock();
 			$updated_feeds++;
 			unset($feed);
@@ -427,20 +442,20 @@ class FreshRSS_feed_Controller extends Minz_ActionController {
 			Minz_Session::_param('notification', $notif);
 			// No layout in ajax request.
 			$this->view->_useLayout(false);
-			return;
-		}
-
-		// Redirect to the main page with correct notification.
-		if ($updated_feeds === 1) {
-			$feed = reset($feeds);
-			Minz_Request::good(_t('feedback.sub.feed.actualized', $feed->name()), array(
-				'params' => array('get' => 'f_' . $feed->id())
-			));
-		} elseif ($updated_feeds > 1) {
-			Minz_Request::good(_t('feedback.sub.feed.n_actualized', $updated_feeds), array());
 		} else {
-			Minz_Request::good(_t('feedback.sub.feed.no_refresh'), array());
+			// Redirect to the main page with correct notification.
+			if ($updated_feeds === 1) {
+				$feed = reset($feeds);
+				Minz_Request::good(_t('feedback.sub.feed.actualized', $feed->name()), array(
+					'params' => array('get' => 'f_' . $feed->id())
+				));
+			} elseif ($updated_feeds > 1) {
+				Minz_Request::good(_t('feedback.sub.feed.n_actualized', $updated_feeds), array());
+			} else {
+				Minz_Request::good(_t('feedback.sub.feed.no_refresh'), array());
+			}
 		}
+		return $updated_feeds;
 	}
 
 	/**
diff --git a/app/Models/Feed.php b/app/Models/Feed.php
index 85fb173ec..dcf083ea8 100644
--- a/app/Models/Feed.php
+++ b/app/Models/Feed.php
@@ -19,6 +19,8 @@ class FreshRSS_Feed extends Minz_Model {
 	private $ttl = -2;
 	private $hash = null;
 	private $lockPath = '';
+	private $hubUrl = '';
+	private $selfUrl = '';
 
 	public function __construct($url, $validate=true) {
 		if ($validate) {
@@ -226,6 +228,11 @@ class FreshRSS_Feed extends Minz_Model {
 					throw new FreshRSS_Feed_Exception(($errorMessage == '' ? 'Feed error' : $errorMessage) . ' [' . $url . ']');
 				}
 
+				$links = $feed->get_links('self');
+				$this->selfUrl = isset($links[0]) ? $links[0] : null;
+				$links = $feed->get_links('hub');
+				$this->hubUrl = isset($links[0]) ? $links[0] : null;
+
 				if ($loadDetails) {
 					// si on a utilisé l'auto-discover, notre url va avoir changé
 					$subscribe_url = $feed->subscribe_url(false);
@@ -259,7 +266,7 @@ class FreshRSS_Feed extends Minz_Model {
 		}
 	}
 
-	private function loadEntries($feed) {
+	public function loadEntries($feed) {
 		$entries = array();
 
 		foreach ($feed->get_items() as $item) {
@@ -333,4 +340,64 @@ class FreshRSS_Feed extends Minz_Model {
 	function unlock() {
 		@unlink($this->lockPath);
 	}
+
+	//<PubSubHubbub>
+
+	function pubSubHubbubPrepare() {
+		$secret = '';
+		if (FreshRSS_Context::$system_conf->base_url && $this->hubUrl && $this->selfUrl) {
+			$path = PSHB_PATH . '/feeds/' . base64url_encode($this->selfUrl);
+			if (!file_exists($path . '/hub.txt')) {
+				@mkdir($path, 0777, true);
+				file_put_contents($path . '/hub.txt', $this->hubUrl);
+				$secret = sha1(FreshRSS_Context::$system_conf->salt . uniqid(mt_rand(), true));
+				file_put_contents($path . '/secret.txt', $secret);
+				@mkdir(PSHB_PATH . '/secrets/');
+				file_put_contents(PSHB_PATH . '/secrets/' . $secret . '.txt', base64url_encode($this->selfUrl));
+				Minz_Log::notice('PubSubHubbub prepared for ' . $this->url);
+				file_put_contents(USERS_PATH . '/_/log_pshb.txt', date('c') . "\t" .
+					'PubSubHubbub prepared for ' . $this->url . "\n", FILE_APPEND);
+			}
+			$path .= '/' . base64url_encode($this->url);
+			$currentUser = Minz_Session::param('currentUser');
+			if (ctype_alnum($currentUser) && !file_exists($path . '/' . $currentUser . '.txt')) {
+				@mkdir($path, 0777, true);
+				touch($path . '/' . $currentUser . '.txt');
+			}
+		}
+		return $secret;
+	}
+
+	//Parameter true to subscribe, false to unsubscribe.
+	function pubSubHubbubSubscribe($state, $secret = '') {
+		if (FreshRSS_Context::$system_conf->base_url && $this->hubUrl && $this->selfUrl) {
+			$callbackUrl = checkUrl(FreshRSS_Context::$system_conf->base_url . 'api/pshb.php?s=' . $secret);
+			if ($callbackUrl == '') {
+				return false;
+			}
+
+			$ch = curl_init();
+			curl_setopt_array($ch, array(
+				CURLOPT_URL => $this->hubUrl,
+				CURLOPT_FOLLOWLOCATION => true,
+				CURLOPT_RETURNTRANSFER => true,
+				CURLOPT_USERAGENT => _t('gen.freshrss') . '/' . FRESHRSS_VERSION . ' (' . PHP_OS . '; ' . FRESHRSS_WEBSITE . ')',
+				CURLOPT_POSTFIELDS => 'hub.verify=sync'
+					. '&hub.mode=' . ($state ? 'subscribe' : 'unsubscribe')
+					. '&hub.topic=' . urlencode($this->selfUrl)
+					. '&hub.callback=' . urlencode($callbackUrl)
+				)
+			);
+			$response = curl_exec($ch);
+			$info = curl_getinfo($ch);
+
+			file_put_contents(USERS_PATH . '/_/log_pshb.txt', date('c') . "\t" .
+				'PubSubHubbub ' . ($state ? 'subscribe' : 'unsubscribe') . ' to ' . $this->selfUrl .
+				' with callback ' . $callbackUrl . ': ' . $info['http_code'] . ' ' . $response . "\n", FILE_APPEND);
+			return substr($info['http_code'], 0, 1) == '2';
+		}
+		return false;
+	}
+
+	//</PubSubHubbub>
 }
diff --git a/constants.php b/constants.php
index b20bf0710..5bb410e29 100644
--- a/constants.php
+++ b/constants.php
@@ -18,6 +18,7 @@ define('FRESHRSS_PATH', dirname(__FILE__));
 		define('UPDATE_FILENAME', DATA_PATH . '/update.php');
 		define('USERS_PATH', DATA_PATH . '/users');
 		define('CACHE_PATH', DATA_PATH . '/cache');
+		define('PSHB_PATH', DATA_PATH . '/PubSubHubbub');
 
 	define('LIB_PATH', FRESHRSS_PATH . '/lib');
 	define('APP_PATH', FRESHRSS_PATH . '/app');
diff --git a/data/PubSubHubbub/feeds/.gitignore b/data/PubSubHubbub/feeds/.gitignore
new file mode 100644
index 000000000..150f68c80
--- /dev/null
+++ b/data/PubSubHubbub/feeds/.gitignore
@@ -0,0 +1 @@
+*/*
diff --git a/data/PubSubHubbub/feeds/README.md b/data/PubSubHubbub/feeds/README.md
new file mode 100644
index 000000000..15fa8e521
--- /dev/null
+++ b/data/PubSubHubbub/feeds/README.md
@@ -0,0 +1,12 @@
+List of canonical URLS of the various feeds users have subscribed to.
+Several feeds can share the same canonical URL (rel="self").
+Several users can have subscribed to the same feed.
+
+* ./base64url(canonicalUrl)/
+	* ./secret.txt
+	* ./base64url(feedUrl1)/
+		* ./user1.txt
+		* ./user2.txt
+	* ./base64url(feedUrl2)/
+		* ./user3.txt
+		* ./user4.txt
diff --git a/data/PubSubHubbub/secrets/.gitignore b/data/PubSubHubbub/secrets/.gitignore
new file mode 100644
index 000000000..2211df63d
--- /dev/null
+++ b/data/PubSubHubbub/secrets/.gitignore
@@ -0,0 +1 @@
+*.txt
diff --git a/data/PubSubHubbub/secrets/README.md b/data/PubSubHubbub/secrets/README.md
new file mode 100644
index 000000000..ad8158839
--- /dev/null
+++ b/data/PubSubHubbub/secrets/README.md
@@ -0,0 +1,4 @@
+List of secrets given to PubSubHubbub hubs
+
+* ./sha1(random + salt).txt
+	* base64url(canonicalUrl)
diff --git a/data/config.default.php b/data/config.default.php
index 8be203d36..80d331df7 100644
--- a/data/config.default.php
+++ b/data/config.default.php
@@ -11,9 +11,11 @@ return array(
 	# Used to make crypto more unique. Generated during install.
 	'salt' => '',
 
-	# Leave empty for most cases.
-	# Ability to override the address of the FreshRSS instance,
-	# used when building absolute URLs.
+	# Specify address of the FreshRSS instance,
+	# used when building absolute URLs, e.g. for PubSubHubbub.
+	# Examples:
+	# https://example.net/FreshRSS/p/
+	# https://freshrss.example.net/
 	'base_url' => '',
 
 	# Natural language of the user interface, e.g. `en`, `fr`.
diff --git a/lib/lib_rss.php b/lib/lib_rss.php
index 6342011c8..191a58f35 100644
--- a/lib/lib_rss.php
+++ b/lib/lib_rss.php
@@ -446,3 +446,12 @@ function array_push_unique(&$array, $value) {
 function array_remove(&$array, $value) {
 	$array = array_diff($array, array($value));
 }
+
+//RFC 4648
+function base64url_encode($data) {
+	return strtr(rtrim(base64_encode($data), '='), '+/', '-_');
+}
+//RFC 4648
+function base64url_decode($data) {
+	return base64_decode(strtr($data, '-_', '+/'));
+}
diff --git a/p/api/pshb.php b/p/api/pshb.php
new file mode 100644
index 000000000..bcb8341b1
--- /dev/null
+++ b/p/api/pshb.php
@@ -0,0 +1,116 @@
+<?php
+require('../../constants.php');
+require(LIB_PATH . '/lib_rss.php');	//Includes class autoloader
+
+define('MAX_PAYLOAD', 3145728);
+
+header('Content-Type: text/plain; charset=UTF-8');
+
+function logMe($text) {
+	file_put_contents(USERS_PATH . '/_/log_pshb.txt', date('c') . "\t" . $text . "\n", FILE_APPEND);
+}
+
+$ORIGINAL_INPUT = file_get_contents('php://input', false, null, -1, MAX_PAYLOAD);
+
+logMe(print_r(array('_GET' => $_GET, '_POST' => $_POST, 'INPUT' => $ORIGINAL_INPUT), true));
+
+$secret = isset($_GET['s']) ? substr($_GET['s'], 0, 128) : '';
+if (!ctype_xdigit($secret)) {
+	header('HTTP/1.1 422 Unprocessable Entity');
+	die('Invalid feed secret format!');
+}
+chdir(PSHB_PATH);
+$canonical64 = @file_get_contents('secrets/' . $secret . '.txt');
+if ($canonical64 === false) {
+	header('HTTP/1.1 404 Not Found');
+	logMe('Feed secret not found!: ' . $secret);
+	die('Feed secret not found!');
+}
+$canonical64 = trim($canonical64);
+if (!preg_match('/^[A-Za-z0-9_-]+$/D', $canonical64)) {
+	header('HTTP/1.1 500 Internal Server Error');
+	logMe('Invalid secret reference!: ' . $canonical64);
+	die('Invalid secret reference!');
+}
+$secret2 = @file_get_contents('feeds/' . $canonical64 . '/secret.txt');
+if ($secret2 === false) {
+	header('HTTP/1.1 404 Not Found');
+	//@unlink('secrets/' . $secret . '.txt');
+	logMe('Feed reverse secret not found!: ' . $canonical64);
+	die('Feed reverse secret not found!');
+}
+if ($secret !== $secret2) {
+	header('HTTP/1.1 500 Internal Server Error');
+	logMe('Invalid secret cross-check!: ' . $secret);
+	die('Invalid secret cross-check!');
+}
+chdir('feeds/' . $canonical64);
+$users = glob('*/*.txt', GLOB_NOSORT);
+if (empty($users)) {
+	header('HTTP/1.1 410 Gone');
+	logMe('Nobody is subscribed to this feed anymore!: ' . $canonical64);
+	die('Nobody is subscribed to this feed anymore!');
+}
+
+if (!empty($_REQUEST['hub_mode']) && $_REQUEST['hub_mode'] === 'subscribe') {
+	//TODO: hub_lease_seconds
+	exit(isset($_REQUEST['hub_challenge']) ? $_REQUEST['hub_challenge'] : '');
+}
+
+Minz_Configuration::register('system', DATA_PATH . '/config.php', DATA_PATH . '/config.default.php');
+$system_conf = Minz_Configuration::get('system');
+$system_conf->auth_type = 'none';	// avoid necessity to be logged in (not saved!)
+Minz_Translate::init('en');
+Minz_Request::_param('ajax', true);
+$feedController = new FreshRSS_feed_Controller();
+
+$simplePie = customSimplePie();
+$simplePie->set_raw_data($ORIGINAL_INPUT);
+$simplePie->init();
+unset($ORIGINAL_INPUT);
+
+$links = $simplePie->get_links('self');
+$self = isset($links[0]) ? $links[0] : null;
+
+if ($self !== base64url_decode($canonical64)) {
+	header('HTTP/1.1 422 Unprocessable Entity');
+	logMe('Self URL does not match registered canonical URL!: ' . $self);
+	die('Self URL does not match registered canonical URL!');
+}
+Minz_Request::_param('url', $self);
+
+$nb = 0;
+foreach ($users as $userLine) {
+	$userLine = strtr($userLine, '\\', '/');
+	$userInfos = explode('/', $userLine);
+	$feedUrl = isset($userInfos[0]) ? base64url_decode($userInfos[0]) : '';
+	$username = isset($userInfos[1]) ? basename($userInfos[1], '.txt') : '';
+	if (!file_exists(USERS_PATH . '/' . $username . '/config.php')) {
+		break;
+	}
+
+	try {
+		Minz_Session::_param('currentUser', $username);
+		Minz_Configuration::register('user',
+		                             join_path(USERS_PATH, $username, 'config.php'),
+		                             join_path(USERS_PATH, '_', 'config.default.php'));
+		FreshRSS_Context::init();
+		if ($feedController->actualizeAction($simplePie) > 0) {
+			$nb++;
+		}
+	} catch (Exception $e) {
+		logMe($e->getMessage());
+	}
+}
+
+$simplePie->__destruct();
+unset($simplePie);
+
+if ($nb === 0) {
+	header('HTTP/1.1 410 Gone');
+	logMe('Nobody is subscribed to this feed anymore after all!: ' . $self);
+	die('Nobody is subscribed to this feed anymore after all!');
+}
+
+logMe($self . ' done: ' . $nb);
+exit('Done: ' . $nb . "\n");
-- 
cgit v1.2.3


From 568ab2313d5a922e06d7f0c33b3e39dd152d43db Mon Sep 17 00:00:00 2001
From: Alexandre Alapetite <alexandre@alapetite.fr>
Date: Wed, 3 Jun 2015 22:07:25 +0200
Subject: PDO options for e.g. SSL

https://github.com/FreshRSS/FreshRSS/issues/868
---
 data/config.default.php |  3 +++
 lib/Minz/ModelPdo.php   | 10 ++++------
 2 files changed, 7 insertions(+), 6 deletions(-)

(limited to 'data/config.default.php')

diff --git a/data/config.default.php b/data/config.default.php
index 80d331df7..7c179c8a0 100644
--- a/data/config.default.php
+++ b/data/config.default.php
@@ -99,6 +99,9 @@ return array(
 		# MySQL table prefix.
 		'prefix' => '',
 
+		'pdo_options' => array(
+		),
+
 	),
 
 	# List of enabled FreshRSS extensions.
diff --git a/lib/Minz/ModelPdo.php b/lib/Minz/ModelPdo.php
index 3e8ec1f43..e82c1f30a 100644
--- a/lib/Minz/ModelPdo.php
+++ b/lib/Minz/ModelPdo.php
@@ -53,21 +53,19 @@ class Minz_ModelPdo {
 		$this->current_user = $currentUser;
 		self::$sharedCurrentUser = $currentUser;
 
+		$driver_options = is_array($conf->db['pdo_options']) ? $conf->db['pdo_options'] : array();
+
 		try {
 			$type = $db['type'];
 			if ($type === 'mysql') {
 				$string = 'mysql:host=' . $db['host']
 				        . ';dbname=' . $db['base']
 				        . ';charset=utf8';
-				$driver_options = array(
-					PDO::MYSQL_ATTR_INIT_COMMAND => 'SET NAMES utf8',
-				);
+				$driver_options[PDO::MYSQL_ATTR_INIT_COMMAND] = 'SET NAMES utf8';
 				$this->prefix = $db['prefix'] . $currentUser . '_';
 			} elseif ($type === 'sqlite') {
 				$string = 'sqlite:' . join_path(DATA_PATH, 'users', $currentUser, 'db.sqlite');
-				$driver_options = array(
-					//PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
-				);
+				//$driver_options[PDO::ATTR_ERRMODE] = PDO::ERRMODE_EXCEPTION;
 				$this->prefix = '';
 			} else {
 				throw new Minz_PDOConnectionException(
-- 
cgit v1.2.3


From 92db9202980ce63ad6f437416efd50c07792e7e8 Mon Sep 17 00:00:00 2001
From: Alexandre Alapetite <alexandre@alapetite.fr>
Date: Fri, 5 Jun 2015 20:44:45 +0200
Subject: PDO option example

---
 app/install.php         | 3 ++-
 data/config.default.php | 3 +++
 2 files changed, 5 insertions(+), 1 deletion(-)

(limited to 'data/config.default.php')

diff --git a/app/install.php b/app/install.php
index 3cdd59d11..313081c14 100644
--- a/app/install.php
+++ b/app/install.php
@@ -165,7 +165,7 @@ function saveStep3() {
 			$_SESSION['bd_user'] = $_POST['user'];
 			$_SESSION['bd_password'] = $_POST['pass'];
 			$_SESSION['bd_prefix'] = substr($_POST['prefix'], 0, 16);
-			$_SESSION['bd_prefix_user'] = $_SESSION['bd_prefix'] .(empty($_SESSION['default_user']) ? '' :($_SESSION['default_user'] . '_'));
+			$_SESSION['bd_prefix_user'] = $_SESSION['bd_prefix'] . (empty($_SESSION['default_user']) ? '' : ($_SESSION['default_user'] . '_'));
 		}
 
 		//TODO: load `config.default.php` as default
@@ -183,6 +183,7 @@ function saveStep3() {
 				'password' => $_SESSION['bd_password'],
 				'base' => $_SESSION['bd_base'],
 				'prefix' => $_SESSION['bd_prefix'],
+				'pdo_options' => array(),
 			),
 		);
 
diff --git a/data/config.default.php b/data/config.default.php
index 7c179c8a0..97085df29 100644
--- a/data/config.default.php
+++ b/data/config.default.php
@@ -100,6 +100,9 @@ return array(
 		'prefix' => '',
 
 		'pdo_options' => array(
+			//PDO::MYSQL_ATTR_SSL_KEY	=> '/path/to/client-key.pem',
+			//PDO::MYSQL_ATTR_SSL_CERT	=> '/path/to/client-cert.pem',
+			//PDO::MYSQL_ATTR_SSL_CA	=> '/path/to/ca-cert.pem',
 		),
 
 	),
-- 
cgit v1.2.3


From fa432755cc9d0cc71be54d463bdfb7558d62c5f1 Mon Sep 17 00:00:00 2001
From: Alexandre Alapetite <alexandre@alapetite.fr>
Date: Sun, 12 Jul 2015 12:16:56 +0200
Subject: Implement cURL options

https://github.com/FreshRSS/FreshRSS/issues/897
Requires that https://github.com/FreshRSS/FreshRSS/pull/898 is merged
first.
---
 CHANGELOG.md                     |  2 ++
 data/config.default.php          | 19 +++++++++++++++++--
 lib/SimplePie/SimplePie/File.php |  1 -
 lib/lib_rss.php                  |  1 +
 4 files changed, 20 insertions(+), 3 deletions(-)

(limited to 'data/config.default.php')

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0ebfd50ac..23feda577 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,7 +4,9 @@
 
 * Features
 	* Support for PubSubHubbub for instant notifications from compatible Web sites. [#312](https://github.com/FreshRSS/FreshRSS/issues/312)
+	* cURL options to use a proxy for retrieving feeds. [#897](https://github.com/FreshRSS/FreshRSS/issues/897) [#675](https://github.com/FreshRSS/FreshRSS/issues/675)
 * Security
+	* cURL options to verify or not SSL/TLS certificates (now enabled by default). [#897](https://github.com/FreshRSS/FreshRSS/issues/897) [#502](https://github.com/FreshRSS/FreshRSS/issues/502)
 	* Support for SSL connection to MySQL. [#868](https://github.com/FreshRSS/FreshRSS/issues/868)
 	* Workaround for browsers that have disabled support for `<form autocomplete="off">`. [#880](https://github.com/FreshRSS/FreshRSS/issues/880)
 * UI
diff --git a/data/config.default.php b/data/config.default.php
index 97085df29..6a8300872 100644
--- a/data/config.default.php
+++ b/data/config.default.php
@@ -1,7 +1,7 @@
 <?php
 
-# Do not modify this file, which is only a template.
-# See `config.php` after the install process is completed.
+# Do not modify this file, which defines default values,
+# but edit `config.php` instead, after the install process is completed.
 return array(
 
 	# Set to `development` to get additional error messages,
@@ -79,6 +79,21 @@ return array(
 
 	),
 
+	# Options used by cURL when making HTTP requests, e.g. when the SimplePie library retrieves feeds.
+	# http://php.net/manual/function.curl-setopt
+	'curl_options' => array(
+		# Options to disable SSL/TLS certificate check (e.g. for self-signed HTTPS)
+		//CURLOPT_SSL_VERIFYHOST => 0,
+		//CURLOPT_SSL_VERIFYPEER => false,
+
+		# Options to use a proxy for retrieving feeds.
+		//CURLOPT_PROXYTYPE = CURLPROXY_HTTP,
+		//CURLOPT_PROXYAUTH =  CURLAUTH_BASIC,
+		//CURLOPT_PROXY => '127.0.0.1',
+		//CURLOPT_PROXYPORT => 8080,
+		//CURLOPT_PROXYUSERPWD => 'user:password',
+	),
+
 	'db' => array(
 
 		# Type of database: `sqlite` or `mysql`.
diff --git a/lib/SimplePie/SimplePie/File.php b/lib/SimplePie/SimplePie/File.php
index 1f9e3d502..90dac790a 100644
--- a/lib/SimplePie/SimplePie/File.php
+++ b/lib/SimplePie/SimplePie/File.php
@@ -113,7 +113,6 @@ class SimplePie_File
 				curl_setopt($fp, CURLOPT_REFERER, $url);
 				curl_setopt($fp, CURLOPT_USERAGENT, $useragent);
 				curl_setopt($fp, CURLOPT_HTTPHEADER, $headers2);
-				curl_setopt($fp, CURLOPT_SSL_VERIFYPEER, false);	//FreshRSS
 				if (!ini_get('open_basedir') && !ini_get('safe_mode') && version_compare(SimplePie_Misc::get_curl_version(), '7.15.2', '>='))
 				{
 					curl_setopt($fp, CURLOPT_FOLLOWLOCATION, 1);
diff --git a/lib/lib_rss.php b/lib/lib_rss.php
index c51b4e6de..0118e0f46 100644
--- a/lib/lib_rss.php
+++ b/lib/lib_rss.php
@@ -143,6 +143,7 @@ function customSimplePie() {
 	$simplePie->set_cache_location(CACHE_PATH);
 	$simplePie->set_cache_duration($limits['cache_duration']);
 	$simplePie->set_timeout($limits['timeout']);
+	$simplePie->set_curl_options($system_conf->curl_options);
 	$simplePie->strip_htmltags(array(
 		'base', 'blink', 'body', 'doctype', 'embed',
 		'font', 'form', 'frame', 'frameset', 'html',
-- 
cgit v1.2.3


From 26ed0e5c9571dfdaac22f147bda793cc25c9e661 Mon Sep 17 00:00:00 2001
From: Alexandre Alapetite <alexandre@alapetite.fr>
Date: Sun, 12 Jul 2015 12:52:18 +0200
Subject: Syntax error for curl optiona array

https://github.com/FreshRSS/FreshRSS/issues/897
---
 data/config.default.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'data/config.default.php')

diff --git a/data/config.default.php b/data/config.default.php
index 6a8300872..9a3ec87d7 100644
--- a/data/config.default.php
+++ b/data/config.default.php
@@ -87,10 +87,10 @@ return array(
 		//CURLOPT_SSL_VERIFYPEER => false,
 
 		# Options to use a proxy for retrieving feeds.
-		//CURLOPT_PROXYTYPE = CURLPROXY_HTTP,
-		//CURLOPT_PROXYAUTH =  CURLAUTH_BASIC,
+		//CURLOPT_PROXYTYPE => CURLPROXY_HTTP,
 		//CURLOPT_PROXY => '127.0.0.1',
 		//CURLOPT_PROXYPORT => 8080,
+		//CURLOPT_PROXYAUTH => CURLAUTH_BASIC,
 		//CURLOPT_PROXYUSERPWD => 'user:password',
 	),
 
-- 
cgit v1.2.3


From d3a20cac129e63d57da27c16d5a11cc5db2a4db8 Mon Sep 17 00:00:00 2001
From: Marien Fressinaud <dev@marienfressinaud.fr>
Date: Fri, 17 Jul 2015 18:16:00 +0200
Subject: Change default value for db['host'] and ['prefix']

See https://github.com/FreshRSS/FreshRSS/issues/890
---
 data/config.default.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'data/config.default.php')

diff --git a/data/config.default.php b/data/config.default.php
index 9a3ec87d7..6013b13b8 100644
--- a/data/config.default.php
+++ b/data/config.default.php
@@ -100,7 +100,7 @@ return array(
 		'type' => 'sqlite',
 
 		# MySQL host.
-		'host' => '',
+		'host' => 'localhost',
 
 		# MySQL user.
 		'user' => '',
@@ -112,7 +112,7 @@ return array(
 		'base' => '',
 
 		# MySQL table prefix.
-		'prefix' => '',
+		'prefix' => 'freshrss_',
 
 		'pdo_options' => array(
 			//PDO::MYSQL_ATTR_SSL_KEY	=> '/path/to/client-key.pem',
-- 
cgit v1.2.3


From ac8bd3d2512dd1bfca43d71ea10202ba9e6a82a6 Mon Sep 17 00:00:00 2001
From: Marien Fressinaud <dev@marienfressinaud.fr>
Date: Tue, 21 Jul 2015 15:31:23 +0200
Subject: Add a max_registrations limit

- Allow user to create accounts (not implemented)
- Admin only can set this limit

See https://github.com/FreshRSS/FreshRSS/issues/679
---
 app/Controllers/userController.php | 24 ++++++++++++++++++++++++
 app/Models/ConfigurationSetter.php |  3 +++
 app/views/user/manage.phtml        | 19 +++++++++++++++++++
 data/config.default.php            |  4 ++++
 4 files changed, 50 insertions(+)

(limited to 'data/config.default.php')

diff --git a/app/Controllers/userController.php b/app/Controllers/userController.php
index ed01b83c5..1c7745753 100644
--- a/app/Controllers/userController.php
+++ b/app/Controllers/userController.php
@@ -211,4 +211,28 @@ class FreshRSS_user_Controller extends Minz_ActionController {
 
 		Minz_Request::forward(array('c' => 'user', 'a' => 'manage'), true);
 	}
+
+	/**
+	 * This action updates the max number of registrations.
+	 *
+	 * Request parameter is:
+	 *   - max-registrations (int >= 0)
+	 */
+	public function setRegistrationAction() {
+		if (Minz_Request::isPost() && FreshRSS_Auth::hasAccess('admin')) {
+			$limits = FreshRSS_Context::$system_conf->limits;
+			$limits['max_registrations'] = Minz_Request::param('max-registrations', 1);
+			FreshRSS_Context::$system_conf->limits = $limits;
+			FreshRSS_Context::$system_conf->save();
+
+			invalidateHttpCache();
+
+			Minz_Session::_param('notification', array(
+				'type' => 'good',
+				'content' => _t('feedback.user.set_registration')
+			));
+		}
+
+		Minz_Request::forward(array('c' => 'user', 'a' => 'manage'), true);
+	}
 }
diff --git a/app/Models/ConfigurationSetter.php b/app/Models/ConfigurationSetter.php
index 4bd29ecb0..236bf5b0b 100644
--- a/app/Models/ConfigurationSetter.php
+++ b/app/Models/ConfigurationSetter.php
@@ -352,6 +352,9 @@ class FreshRSS_ConfigurationSetter {
 				'min' => 0,
 				'max' => $max_small_int,
 			),
+			'max_registrations' => array(
+				'min' => 0,
+			),
 		);
 
 		foreach ($values as $key => $value) {
diff --git a/app/views/user/manage.phtml b/app/views/user/manage.phtml
index fe1b6618b..a7cbf0795 100644
--- a/app/views/user/manage.phtml
+++ b/app/views/user/manage.phtml
@@ -3,6 +3,25 @@
 <div class="post">
 	<a href="<?php echo _url('index', 'index'); ?>"><?php echo _t('gen.action.back_to_rss_feeds'); ?></a>
 
+	<form method="post" action="<?php echo _url('user', 'setRegistration'); ?>">
+		<legend><?php echo _t('admin.user.registration.allow'); ?></legend>
+
+		<div class="form-group">
+			<label class="group-name" for="max-registrations"><?php echo _t('admin.user.registration.number'); ?></label>
+			<div class="group-controls">
+				<input type="number" id="max-registrations" name="max-registrations" value="<?php echo FreshRSS_Context::$system_conf->limits['max_registrations']; ?>" min="0" data-leave-validation="<?php echo FreshRSS_Context::$system_conf->limits['max_registrations']; ?>"/>
+				<?php echo _i('help'); ?> <?php echo _t('admin.user.registration.help'); ?>
+			</div>
+		</div>
+
+		<div class="form-group form-actions">
+			<div class="group-controls">
+				<button type="submit" class="btn btn-important"><?php echo _t('gen.action.submit'); ?></button>
+				<button type="reset" class="btn"><?php echo _t('gen.action.cancel'); ?></button>
+			</div>
+		</div>
+	</form>
+
 	<form method="post" action="<?php echo _url('user', 'create'); ?>">
 		<legend><?php echo _t('admin.user.create'); ?></legend>
 
diff --git a/data/config.default.php b/data/config.default.php
index 6013b13b8..5db933ff8 100644
--- a/data/config.default.php
+++ b/data/config.default.php
@@ -77,6 +77,10 @@ return array(
 		# Max number of categories for a user.
 		'max_categories' => 16384,
 
+		# Max number of accounts that anonymous users can create
+		#   0 for an unlimited number of accounts
+		#   1 is to not allow user registrations (1 is corresponding to the admin account)
+		'max_registrations' => 1,
 	),
 
 	# Options used by cURL when making HTTP requests, e.g. when the SimplePie library retrieves feeds.
-- 
cgit v1.2.3


From baa36f158b59c9229e3f1a5a0edb6f1bb3a54198 Mon Sep 17 00:00:00 2001
From: Marien Fressinaud <dev@marienfressinaud.fr>
Date: Thu, 23 Jul 2015 13:54:34 +0200
Subject: Add pubsubhubbub_enabled to default configuration

Rename enable_pubsubhubbub into pubsubhubbub_enabled

See https://github.com/FreshRSS/FreshRSS/issues/865
---
 app/install.php         | 2 +-
 data/config.default.php | 4 ++++
 2 files changed, 5 insertions(+), 1 deletion(-)

(limited to 'data/config.default.php')

diff --git a/app/install.php b/app/install.php
index 65138a683..5a774d7c1 100644
--- a/app/install.php
+++ b/app/install.php
@@ -229,7 +229,7 @@ function saveStep3() {
 				'prefix' => $_SESSION['bd_prefix'],
 				'pdo_options' => array(),
 			),
-			'enable_pubsubhubbub' => server_is_public($base_url),
+			'pubsubhubbub_enabled' => server_is_public($base_url),
 		);
 
 		@unlink(join_path(DATA_PATH, 'config.php'));	//To avoid access-rights problems
diff --git a/data/config.default.php b/data/config.default.php
index 5db933ff8..a7a29b12c 100644
--- a/data/config.default.php
+++ b/data/config.default.php
@@ -57,6 +57,10 @@ return array(
 	#	SimplePie, which is retrieving RSS feeds via HTTP requests.
 	'simplepie_syslog_enabled' => true,
 
+	# Enable or not support of PubSubHubbub.
+	# /!\ It should NOT be enabled if base_url is not reachable by an external server.
+	'pubsubhubbub_enabled' => false,
+
 	'limits' => array(
 
 		# Duration in seconds of the SimplePie cache,
-- 
cgit v1.2.3


From 02a3cb4652d4c87ec3202d39f6cd8a240a1a7373 Mon Sep 17 00:00:00 2001
From: Alexandre Alapetite <alexandre@alapetite.fr>
Date: Sat, 24 Oct 2015 23:47:13 +0200
Subject: Config allow robots

https://github.com/FreshRSS/FreshRSS/issues/938
---
 app/Models/Context.php  | 13 +++++++++++--
 app/layout/layout.phtml |  4 ++++
 data/config.default.php |  3 +++
 index.html              |  2 +-
 p/index.html            |  2 +-
 5 files changed, 20 insertions(+), 4 deletions(-)

(limited to 'data/config.default.php')

diff --git a/app/Models/Context.php b/app/Models/Context.php
index dbdbfaa69..d8dd81e88 100644
--- a/app/Models/Context.php
+++ b/app/Models/Context.php
@@ -10,6 +10,7 @@ class FreshRSS_Context {
 	public static $categories = array();
 
 	public static $name = '';
+	public static $description = '';
 
 	public static $total_unread = 0;
 	public static $total_starred = array(
@@ -93,6 +94,13 @@ class FreshRSS_Context {
 		}
 	}
 
+	/**
+	 * Return true iif the current requests target a feed and not a category or all articles.
+	 */
+	public static function isFeed() {
+		return self::$current_get['feed'] != false;
+	}
+
 	/**
 	 * Return true if $get parameter correspond to the $current_get attribute.
 	 */
@@ -146,8 +154,8 @@ class FreshRSS_Context {
 			self::$state = self::$state | FreshRSS_Entry::STATE_FAVORITE;
 			break;
 		case 'f':
-			// We try to find the corresponding feed.
-			$feed = FreshRSS_CategoryDAO::findFeed(self::$categories, $id);
+			// We try to find the corresponding feed. When allowing robots, always retrieve the full feed including description
+			$feed = FreshRSS_Context::$system_conf->allow_robots ? null : FreshRSS_CategoryDAO::findFeed(self::$categories, $id);
 			if ($feed === null) {
 				$feedDAO = FreshRSS_Factory::createFeedDao();
 				$feed = $feedDAO->searchById($id);
@@ -160,6 +168,7 @@ class FreshRSS_Context {
 			self::$current_get['feed'] = $id;
 			self::$current_get['category'] = $feed->category();
 			self::$name = $feed->name();
+			self::$description = $feed->description();
 			self::$get_unread = $feed->nbNotRead();
 			break;
 		case 'c':
diff --git a/app/layout/layout.phtml b/app/layout/layout.phtml
index 083ffd4b3..d7e9d115b 100644
--- a/app/layout/layout.phtml
+++ b/app/layout/layout.phtml
@@ -36,7 +36,11 @@
 		<meta name="apple-mobile-web-app-status-bar-style" content="black" />
 		<meta name="apple-mobile-web-app-title" content="<?php echo FreshRSS_Context::$system_conf->title; ?>">
 		<meta name="msapplication-TileColor" content="#FFF" />
+<?php if (FreshRSS_Context::$system_conf->allow_robots) { ?>
+		<meta name="description" content="<?php echo htmlspecialchars(FreshRSS_Context::$name . ' | ' . FreshRSS_Context::$description, ENT_NOQUOTES, 'UTF-8'); ?>" />
+<?php } else { ?>
 		<meta name="robots" content="noindex,nofollow" />
+<?php } ?>
 	</head>
 	<body class="<?php echo Minz_Request::param('output', 'normal'); ?>">
 <?php $this->partial('header'); ?>
diff --git a/data/config.default.php b/data/config.default.php
index a7a29b12c..8eccee8a5 100644
--- a/data/config.default.php
+++ b/data/config.default.php
@@ -61,6 +61,9 @@ return array(
 	# /!\ It should NOT be enabled if base_url is not reachable by an external server.
 	'pubsubhubbub_enabled' => false,
 
+	# Allow or not Web robots (e.g. search engines) in HTML headers.
+	'allow_robots' => false,
+
 	'limits' => array(
 
 		# Duration in seconds of the SimplePie cache,
diff --git a/index.html b/index.html
index 6ac025960..5414211a1 100644
--- a/index.html
+++ b/index.html
@@ -4,7 +4,7 @@
 <meta charset="UTF-8" />
 <meta http-equiv="Refresh" content="0; url=p/" />
 <title>Redirection</title>
-<meta name="robots" content="noindex,nofollow" />
+<meta name="robots" content="noindex" />
 </head>
 
 <body>
diff --git a/p/index.html b/p/index.html
index 260f437bd..ef5cb87ce 100644
--- a/p/index.html
+++ b/p/index.html
@@ -8,7 +8,7 @@
 <link rel="shortcut icon" type="image/x-icon" sizes="16x16 64x64" href="favicon.ico" />
 <link rel="icon msapplication-TileImage apple-touch-icon" type="image/png" sizes="256x256" href="themes/icons/favicon-256.png" />
 <meta name="msapplication-TileColor" content="#FFF" />
-<meta name="robots" content="noindex,nofollow" />
+<meta name="robots" content="noindex" />
 <style>
 body {
 	font-family: sans-serif;
-- 
cgit v1.2.3


From bb0556543d3d5d54832ea6d81372587b88062a5b Mon Sep 17 00:00:00 2001
From: Marien Fressinaud <dev@marienfressinaud.fr>
Date: Mon, 2 Nov 2015 20:20:40 +0100
Subject: Move auto-update server URL in configuration

Fix https://github.com/FreshRSS/FreshRSS/issues/1019
---
 app/Controllers/updateController.php | 5 +++--
 constants.php                        | 1 -
 data/config.default.php              | 3 +++
 3 files changed, 6 insertions(+), 3 deletions(-)

(limited to 'data/config.default.php')

diff --git a/app/Controllers/updateController.php b/app/Controllers/updateController.php
index 84a33fe85..64c984b04 100644
--- a/app/Controllers/updateController.php
+++ b/app/Controllers/updateController.php
@@ -53,7 +53,8 @@ class FreshRSS_update_Controller extends Minz_ActionController {
 			return;
 		}
 
-		$c = curl_init(FRESHRSS_UPDATE_WEBSITE);
+		$auto_update_url = FreshRSS_Context::$system_conf->auto_update_url . '?v=' . FRESHRSS_VERSION;
+		$c = curl_init($auto_update_url);
 		curl_setopt($c, CURLOPT_RETURNTRANSFER, true);
 		curl_setopt($c, CURLOPT_SSL_VERIFYPEER, true);
 		curl_setopt($c, CURLOPT_SSL_VERIFYHOST, 2);
@@ -70,7 +71,7 @@ class FreshRSS_update_Controller extends Minz_ActionController {
 			$this->view->message = array(
 				'status' => 'bad',
 				'title' => _t('gen.short.damn'),
-				'body' => _t('feedback.update.server_not_found', FRESHRSS_UPDATE_WEBSITE)
+				'body' => _t('feedback.update.server_not_found', $auto_update_url)
 			);
 			return;
 		}
diff --git a/constants.php b/constants.php
index 0035c259b..1c50d4a83 100644
--- a/constants.php
+++ b/constants.php
@@ -1,7 +1,6 @@
 <?php
 define('FRESHRSS_VERSION', '1.1.4-dev');
 define('FRESHRSS_WEBSITE', 'http://freshrss.org');
-define('FRESHRSS_UPDATE_WEBSITE', 'https://update.freshrss.org?v=' . FRESHRSS_VERSION);
 define('FRESHRSS_WIKI', 'http://doc.freshrss.org');
 
 // PHP text output compression http://php.net/ob_gzhandler (better to do it at Web server level)
diff --git a/data/config.default.php b/data/config.default.php
index 8eccee8a5..174592a21 100644
--- a/data/config.default.php
+++ b/data/config.default.php
@@ -18,6 +18,9 @@ return array(
 	# https://freshrss.example.net/
 	'base_url' => '',
 
+	# Specify address of the FreshRSS auto-update server.
+	'auto_update_url' => 'https://update.freshrss.org',
+
 	# Natural language of the user interface, e.g. `en`, `fr`.
 	'language' => 'en',
 
-- 
cgit v1.2.3