move to psr-4 autoloader

6 files changed, 0 insertions, 4614 deletions

diff --git a/classes/pref/feeds.php b/classes/pref/feeds.php
deleted file mode 100755
index fa56f6d1a..000000000
--- a/classes/pref/feeds.php
+++ /dev/null
@@ -1,1301 +0,0 @@
-<?php
-class Pref_Feeds extends Handler_Protected {
-	const E_ICON_FILE_TOO_LARGE = 'E_ICON_FILE_TOO_LARGE';
-	const E_ICON_RENAME_FAILED = 'E_ICON_RENAME_FAILED';
-	const E_ICON_UPLOAD_FAILED = 'E_ICON_UPLOAD_FAILED';
-	const E_ICON_UPLOAD_SUCCESS = 'E_ICON_UPLOAD_SUCCESS';
-
-	function csrf_ignore(string $method): bool {
-		$csrf_ignored = array("index", "getfeedtree", "savefeedorder");
-
-		return array_search($method, $csrf_ignored) !== false;
-	}
-
-	/**
-	 * @return array<int, string>
-	 */
-	public static function get_ts_languages(): array {
-		if (Config::get(Config::DB_TYPE) == 'pgsql') {
-			return array_map('ucfirst',
-				array_column(ORM::for_table('pg_ts_config')->select('cfgname')->find_array(), 'cfgname'));
-		}
-
-		return [];
-	}
-
-	function renameCat(): void {
-		$cat = ORM::for_table("ttrss_feed_categories")
-			->where("owner_uid", $_SESSION["uid"])
-			->find_one($_REQUEST['id']);
-
-		$title = clean($_REQUEST['title']);
-
-		if ($cat && $title) {
-			$cat->title = $title;
-			$cat->save();
-		}
-	}
-
-	/**
-	 * @return array<int, array<string, bool|int|string>>
-	 */
-	private function get_category_items(int $cat_id): array {
-
-		if (clean($_REQUEST['mode'] ?? 0) != 2)
-			$search = $_SESSION["prefs_feed_search"] ?? "";
-		else
-			$search = "";
-
-		// first one is set by API
-		$show_empty_cats = self::_param_to_bool($_REQUEST['force_show_empty'] ?? false) ||
-			(clean($_REQUEST['mode'] ?? 0) != 2 && !$search);
-
-		$items = [];
-
-		$feed_categories = ORM::for_table('ttrss_feed_categories')
-			->select_many('id', 'title')
-			->where(['owner_uid' => $_SESSION['uid'], 'parent_cat' => $cat_id])
-			->order_by_asc('order_id')
-			->order_by_asc('title')
-			->find_many();
-
-		foreach ($feed_categories as $feed_category) {
-			$cat = [
-				'id' => 'CAT:' . $feed_category->id,
-				'bare_id' => (int)$feed_category->id,
-				'name' => $feed_category->title,
-				'items' => $this->get_category_items($feed_category->id),
-				'checkbox' => false,
-				'type' => 'category',
-				'unread' => -1,
-				'child_unread' => -1,
-				'auxcounter' => -1,
-				'parent_id' => $cat_id,
-			];
-
-			$num_children = $this->calculate_children_count($cat);
-			$cat['param'] = sprintf(_ngettext('(%d feed)', '(%d feeds)', (int) $num_children), $num_children);
-
-			if ($num_children > 0 || $show_empty_cats)
-				array_push($items, $cat);
-		}
-
-		$feeds_obj = ORM::for_table('ttrss_feeds')
-			->select_many('id', 'title', 'last_error', 'update_interval')
-			->select_expr(SUBSTRING_FOR_DATE.'(last_updated,1,19)', 'last_updated')
-			->where(['cat_id' => $cat_id, 'owner_uid' => $_SESSION['uid']])
-			->order_by_asc('order_id')
-			->order_by_asc('title');
-
-		if ($search) {
-			$feeds_obj->where_raw('(LOWER(title) LIKE ? OR LOWER(feed_url) LIKE LOWER(?))', ["%$search%", "%$search%"]);
-		}
-
-		foreach ($feeds_obj->find_many() as $feed) {
-			array_push($items, [
-				'id' => 'FEED:' . $feed->id,
-				'bare_id' => (int) $feed->id,
-				'auxcounter' => -1,
-				'name' => $feed->title,
-				'checkbox' => false,
-				'unread' => -1,
-				'error' => $feed->last_error,
-				'icon' => Feeds::_get_icon($feed->id),
-				'param' => TimeHelper::make_local_datetime($feed->last_updated, true),
-				'updates_disabled' => (int)($feed->update_interval < 0),
-			]);
-		}
-
-		return $items;
-	}
-
-	function getfeedtree(): void {
-		print json_encode($this->_makefeedtree());
-	}
-
-	/**
-	 * @return array<string, array<int|string, mixed>|string>
-	 */
-	function _makefeedtree(): array {
-
-		if (clean($_REQUEST['mode'] ?? 0) != 2)
-			$search = $_SESSION["prefs_feed_search"] ?? "";
-		else
-			$search = "";
-
-		$root = array();
-		$root['id'] = 'root';
-		$root['name'] = __('Feeds');
-		$root['items'] = array();
-		$root['param'] = 0;
-		$root['type'] = 'category';
-
-		$enable_cats = get_pref(Prefs::ENABLE_FEED_CATS);
-
-		if (clean($_REQUEST['mode'] ?? 0) == 2) {
-
-			if ($enable_cats) {
-				$cat = $this->feedlist_init_cat(Feeds::CATEGORY_SPECIAL);
-			} else {
-				$cat['items'] = array();
-			}
-
-			foreach ([Feeds::FEED_ALL, Feeds::FEED_FRESH, Feeds::FEED_STARRED, Feeds::FEED_PUBLISHED,
-				Feeds::FEED_ARCHIVED, Feeds::FEED_RECENTLY_READ] as $feed_id) {
-				array_push($cat['items'], $this->feedlist_init_feed($feed_id));
-			}
-
-			/* Plugin feeds for -1 (Feeds::CATEGORY_SPECIAL) */
-
-			$feeds = PluginHost::getInstance()->get_feeds(Feeds::CATEGORY_SPECIAL);
-
-			if ($feeds) {
-				foreach ($feeds as $feed) {
-					$feed_id = PluginHost::pfeed_to_feed_id($feed['id']);
-
-					$item = array();
-					$item['id'] = 'FEED:' . $feed_id;
-					$item['bare_id'] = (int)$feed_id;
-					$item['auxcounter'] = -1;
-					$item['name'] = $feed['title'];
-					$item['checkbox'] = false;
-					$item['error'] = '';
-					$item['icon'] = $feed['icon'];
-
-					$item['param'] = '';
-					$item['unread'] = -1;
-					$item['type'] = 'feed';
-
-					array_push($cat['items'], $item);
-				}
-			}
-
-			if ($enable_cats) {
-				array_push($root['items'], $cat);
-			} else {
-				array_push($root['items'], ...$cat['items']);
-			}
-
-			$sth = $this->pdo->prepare("SELECT * FROM
-				ttrss_labels2 WHERE owner_uid = ? ORDER by caption");
-			$sth->execute([$_SESSION['uid']]);
-
-			if (get_pref(Prefs::ENABLE_FEED_CATS)) {
-				$cat = $this->feedlist_init_cat(Feeds::CATEGORY_LABELS);
-			} else {
-				$cat['items'] = [];
-			}
-
-			$labels = ORM::for_table('ttrss_labels2')
-				->where('owner_uid', $_SESSION['uid'])
-				->order_by_asc('caption')
-				->find_many();
-
-			if (count($labels)) {
-				foreach ($labels as $label) {
-					$label_id = Labels::label_to_feed_id($label->id);
-					$feed = $this->feedlist_init_feed($label_id, null, false);
-					$feed['fg_color'] = $label->fg_color;
-					$feed['bg_color'] = $label->bg_color;
-					array_push($cat['items'], $feed);
-				}
-
-				if ($enable_cats) {
-					array_push($root['items'], $cat);
-				} else {
-					array_push($root['items'], ...$cat['items']);
-				}
-			}
-		}
-
-		if ($enable_cats) {
-			$show_empty_cats = self::_param_to_bool($_REQUEST['force_show_empty'] ?? false) ||
-				(clean($_REQUEST['mode'] ?? 0) != 2 && !$search);
-
-			$feed_categories = ORM::for_table('ttrss_feed_categories')
-				->select_many('id', 'title')
-				->where('owner_uid', $_SESSION['uid'])
-				->where_null('parent_cat')
-				->order_by_asc('order_id')
-				->order_by_asc('title')
-				->find_many();
-
-			foreach ($feed_categories as $feed_category) {
-				$cat = [
-					'id' => 'CAT:' . $feed_category->id,
-					'bare_id' => (int) $feed_category->id,
-					'auxcounter' => -1,
-					'name' => $feed_category->title,
-					'items' => $this->get_category_items($feed_category->id),
-					'checkbox' => false,
-					'type' => 'category',
-					'unread' => -1,
-					'child_unread' => -1,
-				];
-
-				$num_children = $this->calculate_children_count($cat);
-				$cat['param'] = sprintf(_ngettext('(%d feed)', '(%d feeds)', (int) $num_children), $num_children);
-
-				if ($num_children > 0 || $show_empty_cats)
-					array_push($root['items'], $cat);
-
-				//$root['param'] += count($cat['items']);
-			}
-
-			/**
-			 * Uncategorized is a special case.
-			 *
-			 * Define a minimal array shape to help PHPStan with the type of $cat['items']
-			 * @var array{items: array<int, array<string, mixed>>} $cat
-			 */
-			$cat = [
-				'id' => 'CAT:0',
-				'bare_id' => 0,
-				'auxcounter' => -1,
-				'name' => __('Uncategorized'),
-				'items' => [],
-				'type' => 'category',
-				'checkbox' => false,
-				'unread' => -1,
-				'child_unread' => -1,
-			];
-
-			$feeds_obj = ORM::for_table('ttrss_feeds')
-				->select_many('id', 'title', 'last_error', 'update_interval')
-				->select_expr(SUBSTRING_FOR_DATE.'(last_updated,1,19)', 'last_updated')
-				->where('owner_uid', $_SESSION['uid'])
-				->where_null('cat_id')
-				->order_by_asc('order_id')
-				->order_by_asc('title');
-
-			if ($search) {
-				$feeds_obj->where_raw('(LOWER(title) LIKE ? OR LOWER(feed_url) LIKE LOWER(?))', ["%$search%", "%$search%"]);
-			}
-
-			foreach ($feeds_obj->find_many() as $feed) {
-				array_push($cat['items'], [
-					'id' => 'FEED:' . $feed->id,
-					'bare_id' => (int) $feed->id,
-					'auxcounter' => -1,
-					'name' => $feed->title,
-					'checkbox' => false,
-					'error' => $feed->last_error,
-					'icon' => Feeds::_get_icon($feed->id),
-					'param' => TimeHelper::make_local_datetime($feed->last_updated, true),
-					'unread' => -1,
-					'type' => 'feed',
-					'updates_disabled' => (int)($feed->update_interval < 0),
-				]);
-			}
-
-			$cat['param'] = sprintf(_ngettext('(%d feed)', '(%d feeds)', count($cat['items'])), count($cat['items']));
-
-			if (count($cat['items']) > 0 || $show_empty_cats)
-				array_push($root['items'], $cat);
-
-			$num_children = $this->calculate_children_count($root);
-			$root['param'] = sprintf(_ngettext('(%d feed)', '(%d feeds)', (int) $num_children), $num_children);
-
-		} else {
-			$feeds_obj = ORM::for_table('ttrss_feeds')
-				->select_many('id', 'title', 'last_error', 'update_interval')
-				->select_expr(SUBSTRING_FOR_DATE.'(last_updated,1,19)', 'last_updated')
-				->where('owner_uid', $_SESSION['uid'])
-				->order_by_asc('order_id')
-				->order_by_asc('title');
-
-			if ($search) {
-				$feeds_obj->where_raw('(LOWER(title) LIKE ? OR LOWER(feed_url) LIKE LOWER(?))', ["%$search%", "%$search%"]);
-			}
-
-			foreach ($feeds_obj->find_many() as $feed) {
-				array_push($root['items'], [
-					'id' => 'FEED:' . $feed->id,
-					'bare_id' => (int) $feed->id,
-					'auxcounter' => -1,
-					'name' => $feed->title,
-					'checkbox' => false,
-					'error' => $feed->last_error,
-					'icon' => Feeds::_get_icon($feed->id),
-					'param' => TimeHelper::make_local_datetime($feed->last_updated, true),
-					'unread' => -1,
-					'type' => 'feed',
-					'updates_disabled' => (int)($feed->update_interval < 0),
-				]);
-			}
-
-			$root['param'] = sprintf(_ngettext('(%d feed)', '(%d feeds)', count($root['items'])), count($root['items']));
-		}
-
-		return [
-			'identifier' => 'id',
-			'label' => 'name',
-			'items' => clean($_REQUEST['mode'] ?? 0) != 2 ? [$root] : $root['items'],
-		];
-	}
-
-	function catsortreset(): void {
-		$sth = $this->pdo->prepare("UPDATE ttrss_feed_categories
-				SET order_id = 0 WHERE owner_uid = ?");
-		$sth->execute([$_SESSION['uid']]);
-	}
-
-	function feedsortreset(): void {
-		$sth = $this->pdo->prepare("UPDATE ttrss_feeds
-				SET order_id = 0 WHERE owner_uid = ?");
-		$sth->execute([$_SESSION['uid']]);
-	}
-
-	/**
-	 * @param array<string, mixed> $data_map
-	 */
-	private function process_category_order(array &$data_map, string $item_id = '', string $parent_id = '', int $nest_level = 0): void {
-
-		$prefix = "";
-		for ($i = 0; $i < $nest_level; $i++)
-			$prefix .= "   ";
-
-		Debug::log("$prefix C: $item_id P: $parent_id");
-
-		$bare_item_id = substr($item_id, strpos($item_id, ':')+1);
-
-		if ($item_id != 'root') {
-			if ($parent_id && $parent_id != 'root') {
-				$parent_bare_id = substr($parent_id, strpos($parent_id, ':')+1);
-				$parent_qpart = $parent_bare_id;
-			} else {
-				$parent_qpart = null;
-			}
-
-			$feed_category = ORM::for_table('ttrss_feed_categories')
-				->where('owner_uid', $_SESSION['uid'])
-				->find_one($bare_item_id);
-
-			if ($feed_category) {
-				$feed_category->parent_cat = $parent_qpart;
-				$feed_category->save();
-			}
-		}
-
-		$order_id = 1;
-
-		$cat = ($data_map[$item_id] ?? false);
-
-		if ($cat && is_array($cat)) {
-			foreach ($cat as $item) {
-				$id = $item['_reference'];
-				$bare_id = substr($id, strpos($id, ':')+1);
-
-				Debug::log("$prefix [$order_id] $id/$bare_id");
-
-				if ($item['_reference']) {
-
-					if (strpos($id, "FEED") === 0) {
-
-						$feed = ORM::for_table('ttrss_feeds')
-							->where('owner_uid', $_SESSION['uid'])
-							->find_one($bare_id);
-
-						if ($feed) {
-							$feed->order_id = $order_id;
-							$feed->cat_id = ($item_id != "root" && $bare_item_id) ? $bare_item_id : null;
-							$feed->save();
-						}
-					} else if (strpos($id, "CAT:") === 0) {
-						$this->process_category_order($data_map, $item['_reference'], $item_id,
-							$nest_level+1);
-
-						$feed_category = ORM::for_table('ttrss_feed_categories')
-							->where('owner_uid', $_SESSION['uid'])
-							->find_one($bare_id);
-
-						if ($feed_category) {
-							$feed_category->order_id = $order_id;
-							$feed_category->save();
-						}
-					}
-				}
-
-				++$order_id;
-			}
-		}
-	}
-
-	function savefeedorder(): void {
-		$data = json_decode($_POST['payload'], true);
-
-		#file_put_contents("/tmp/saveorder.json", clean($_POST['payload']));
-		#$data = json_decode(file_get_contents("/tmp/saveorder.json"), true);
-
-		if (!is_array($data['items']))
-			$data['items'] = json_decode($data['items'], true);
-
-#		print_r($data['items']);
-
-		if (is_array($data) && is_array($data['items'])) {
-#			$cat_order_id = 0;
-
-			/** @var array<int, mixed> */
-			$data_map = array();
-			$root_item = '';
-
-			foreach ($data['items'] as $item) {
-
-#				if ($item['id'] != 'root') {
-					if (is_array($item['items'] ?? false)) {
-						if (isset($item['items']['_reference'])) {
-							$data_map[$item['id']] = array($item['items']);
-						} else {
-							$data_map[$item['id']] = $item['items'];
-						}
-					}
-				if ($item['id'] == 'root') {
-					$root_item = $item['id'];
-				}
-			}
-
-			$this->process_category_order($data_map, $root_item);
-		}
-	}
-
-	function removeIcon(): void {
-		$feed_id = (int) $_REQUEST["feed_id"];
-
-		$cache = DiskCache::instance('feed-icons');
-
-		$feed = ORM::for_table('ttrss_feeds')
-			->where('owner_uid', $_SESSION['uid'])
-			->find_one($feed_id);
-
-		if ($feed && $cache->exists((string)$feed_id)) {
-			if ($cache->remove((string)$feed_id)) {
-				$feed->set([
-					'favicon_avg_color' => null,
-					'favicon_last_checked' => '1970-01-01',
-					'favicon_is_custom' => false,
-				]);
-				$feed->save();
-			}
-		}
-	}
-
-	function uploadIcon(): void {
-		$feed_id = (int) $_REQUEST['feed_id'];
-		$tmp_file = tempnam(Config::get(Config::CACHE_DIR) . '/upload', 'icon');
-
-		// default value
-		$rc = self::E_ICON_UPLOAD_FAILED;
-
-		$feed = ORM::for_table('ttrss_feeds')
-			->where('owner_uid', $_SESSION['uid'])
-			->find_one($feed_id);
-
-		if ($feed && $tmp_file && move_uploaded_file($_FILES['icon_file']['tmp_name'], $tmp_file)) {
-			if (filesize($tmp_file) < Config::get(Config::MAX_FAVICON_FILE_SIZE)) {
-
-				$cache = DiskCache::instance('feed-icons');
-
-				if ($cache->put((string)$feed_id, file_get_contents($tmp_file))) {
-
-					$feed->set([
-						'favicon_avg_color' => null,
-						'favicon_is_custom' => true,
-					]);
-
-					if ($feed->save()) {
-						$rc = self::E_ICON_UPLOAD_SUCCESS;
-					}
-
-				} else {
-					$rc = self::E_ICON_RENAME_FAILED;
-				}
-
-				@unlink($tmp_file);
-
-			} else {
-				$rc = self::E_ICON_FILE_TOO_LARGE;
-			}
-		}
-
-		if (file_exists($tmp_file))
-			unlink($tmp_file);
-
-		print json_encode(['rc' => $rc, 'icon_url' =>
-			Feeds::_get_icon($feed_id) . "?ts=" . time() ]);
-	}
-
-	function editfeed(): void {
-		global $purge_intervals;
-		global $update_intervals;
-
-		$feed_id = (int)clean($_REQUEST["id"]);
-
-		$row = ORM::for_table('ttrss_feeds')
-			->where("owner_uid", $_SESSION["uid"])
-			->find_one($feed_id)->as_array();
-
-		if ($row) {
-
-			ob_start();
-			PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_EDIT_FEED, $feed_id);
-			$plugin_data = trim((string)ob_get_contents());
-			ob_end_clean();
-
-			$row["icon"] = Feeds::_get_icon($feed_id);
-
-			$local_update_intervals = $update_intervals;
-			$local_update_intervals[0] .= sprintf(" (%s)", $update_intervals[get_pref(Prefs::DEFAULT_UPDATE_INTERVAL)]);
-
-			if (Config::get(Config::FORCE_ARTICLE_PURGE) == 0) {
-				$local_purge_intervals = $purge_intervals;
-				$default_purge_interval = get_pref(Prefs::PURGE_OLD_DAYS);
-
-				if ($default_purge_interval > 0)
-				$local_purge_intervals[0] .= " " . T_nsprintf('(%d day)', '(%d days)', $default_purge_interval, $default_purge_interval);
-			else
-				$local_purge_intervals[0] .= " " . sprintf("(%s)", __("Disabled"));
-
-			} else {
-				$purge_interval = Config::get(Config::FORCE_ARTICLE_PURGE);
-				$local_purge_intervals = [ T_nsprintf('%d day', '%d days', $purge_interval, $purge_interval) ];
-			}
-
-			$user = ORM::for_table("ttrss_users")->find_one($_SESSION["uid"]);
-
-			print json_encode([
-				"feed" => $row,
-				"cats" => [
-					"enabled" => get_pref(Prefs::ENABLE_FEED_CATS),
-					"select" => \Controls\select_feeds_cats("cat_id", $row["cat_id"]),
-				],
-				"plugin_data" => $plugin_data,
-				"force_purge" => (int)Config::get(Config::FORCE_ARTICLE_PURGE),
-				"intervals" => [
-					"update" => $local_update_intervals,
-					"purge" => $local_purge_intervals,
-				],
-				"user" => [
-					"access_level" => $user->access_level
-				],
-				"lang" => [
-					"enabled" => Config::get(Config::DB_TYPE) == "pgsql",
-					"default" => get_pref(Prefs::DEFAULT_SEARCH_LANGUAGE),
-					"all" => $this::get_ts_languages(),
-					]
-				]);
-		}
-	}
-
-	private function _batch_toggle_checkbox(string $name): string {
-		return \Controls\checkbox_tag("", false, "",
-					["data-control-for" => $name, "title" => __("Check to enable field"), "onchange" => "App.dialogOf(this).toggleField(this)"]);
-	}
-
-	function editfeeds(): void {
-		global $purge_intervals;
-		global $update_intervals;
-
-		$feed_ids = clean($_REQUEST["ids"]);
-
-		$local_update_intervals = $update_intervals;
-		$local_update_intervals[0] .= sprintf(" (%s)", $update_intervals[get_pref(Prefs::DEFAULT_UPDATE_INTERVAL)]);
-
-		$local_purge_intervals = $purge_intervals;
-		$default_purge_interval = get_pref(Prefs::PURGE_OLD_DAYS);
-
-		if ($default_purge_interval > 0)
-			$local_purge_intervals[0] .= " " . T_sprintf("(%d days)", $default_purge_interval);
-		else
-			$local_purge_intervals[0] .= " " . sprintf("(%s)", __("Disabled"));
-
-		$options = [
-			"include_in_digest" => __('Include in e-mail digest'),
-			"always_display_enclosures" => __('Always display image attachments'),
-			"hide_images" => __('Do not embed media'),
-			"cache_images" => __('Cache media'),
-			"mark_unread_on_update" => __('Mark updated articles as unread')
-		];
-
-		print_notice("Enable the options you wish to apply using checkboxes on the right.");
-		?>
-
-		<?= \Controls\hidden_tag("ids", $feed_ids) ?>
-		<?= \Controls\hidden_tag("op", "pref-feeds") ?>
-		<?= \Controls\hidden_tag("method", "batchEditSave") ?>
-
-		<div dojoType="dijit.layout.TabContainer" style="height : 450px">
-			<div dojoType="dijit.layout.ContentPane" title="<?= __('General') ?>">
-				<section>
-				<?php if (get_pref(Prefs::ENABLE_FEED_CATS)) { ?>
-					<fieldset>
-						<label><?= __('Place in category:') ?></label>
-						<?= \Controls\select_feeds_cats("cat_id", null, ['disabled' => '1']) ?>
-						<?= $this->_batch_toggle_checkbox("cat_id") ?>
-					</fieldset>
-				<?php } ?>
-
-				<?php	if (Config::get(Config::DB_TYPE) == "pgsql") { ?>
-					<fieldset>
-						<label><?= __('Language:') ?></label>
-						<?= \Controls\select_tag("feed_language", "", $this::get_ts_languages(), ["disabled"=> 1]) ?>
-						<?= $this->_batch_toggle_checkbox("feed_language") ?>
-					</fieldset>
-				<?php } ?>
-				</section>
-
-				<hr/>
-
-				<section>
-					<fieldset>
-						<label><?= __("Update interval:") ?></label>
-						<?= \Controls\select_hash("update_interval", "", $local_update_intervals, ["disabled" => 1]) ?>
-						<?= $this->_batch_toggle_checkbox("update_interval") ?>
-					</fieldset>
-
-					<?php if (Config::get(Config::FORCE_ARTICLE_PURGE) == 0) { ?>
-						<fieldset>
-							<label><?= __('Article purging:') ?></label>
-							<?= \Controls\select_hash("purge_interval", "", $local_purge_intervals, ["disabled" => 1]) ?>
-							<?= $this->_batch_toggle_checkbox("purge_interval") ?>
-						</fieldset>
-					<?php } ?>
-				</section>
-			</div>
-			<div dojoType="dijit.layout.ContentPane" title="<?= __('Authentication') ?>">
-				<section>
-					<fieldset>
-						<label><?= __("Login:") ?></label>
-						<input dojoType='dijit.form.TextBox'
-							disabled='1' autocomplete='new-password' name='auth_login' value=''>
-						<?= $this->_batch_toggle_checkbox("auth_login") ?>
-					</fieldset>
-					<fieldset>
-						<label><?= __("Password:") ?></label>
-						<input dojoType='dijit.form.TextBox' type='password' name='auth_pass'
-							autocomplete='new-password' disabled='1' value=''>
-						<?= $this->_batch_toggle_checkbox("auth_pass") ?>
-					</fieldset>
-				</section>
-			</div>
-			<div dojoType="dijit.layout.ContentPane" title="<?= __('Options') ?>">
-			<?php
-				foreach ($options as $name => $caption) {
-					?>
-						<fieldset class='narrow'>
-							<label class="checkbox text-muted">
-								<?= \Controls\checkbox_tag($name, false, "", ["disabled" => "1"]) ?>
-								<?= $caption ?>
-								<?= $this->_batch_toggle_checkbox($name) ?>
-							</label>
-						</fieldset>
-			<?php } ?>
-			</div>
-		</div>
-
-		<footer>
-			<?= \Controls\submit_tag(__("Save")) ?>
-			<?= \Controls\cancel_dialog_tag(__("Cancel")) ?>
-		</footer>
-		<?php
-	}
-
-	function batchEditSave(): void {
-		$this->editsaveops(true);
-	}
-
-	function editSave(): void {
-		$this->editsaveops(false);
-	}
-
-	private function editsaveops(bool $batch): void {
-
-		$feed_title = clean($_POST["title"] ?? "");
-		$feed_url = clean($_POST["feed_url"] ?? "");
-		$site_url = clean($_POST["site_url"] ?? "");
-		$upd_intl = (int) clean($_POST["update_interval"] ?? 0);
-		$purge_intl = (int) clean($_POST["purge_interval"] ?? 0);
-		$feed_id = (int) clean($_POST["id"] ?? 0); /* editSave */
-		$feed_ids = explode(",", clean($_POST["ids"] ?? "")); /* batchEditSave */
-		$cat_id = (int) clean($_POST["cat_id"] ?? 0);
-		$auth_login = clean($_POST["auth_login"] ?? "");
-		$auth_pass = clean($_POST["auth_pass"] ?? "");
-		$private = checkbox_to_sql_bool($_POST["private"] ?? "");
-		$include_in_digest = checkbox_to_sql_bool($_POST["include_in_digest"] ?? "");
-		$cache_images = checkbox_to_sql_bool($_POST["cache_images"] ?? "");
-		$hide_images = checkbox_to_sql_bool($_POST["hide_images"] ?? "");
-		$always_display_enclosures = checkbox_to_sql_bool($_POST["always_display_enclosures"] ?? "");
-		$mark_unread_on_update = checkbox_to_sql_bool($_POST["mark_unread_on_update"] ?? "");
-
-		$feed_language = clean($_POST["feed_language"] ?? "");
-
-		if (!$batch) {
-
-			/* $sth = $this->pdo->prepare("SELECT feed_url FROM ttrss_feeds WHERE id = ?");
-			$sth->execute([$feed_id]);
-			$row = $sth->fetch();$orig_feed_url = $row["feed_url"];
-
-			$reset_basic_info = $orig_feed_url != $feed_url; */
-
-			$feed = ORM::for_table('ttrss_feeds')
-				->where('owner_uid', $_SESSION['uid'])
-				->find_one($feed_id);
-
-			if ($feed) {
-
-				$feed->title = 							$feed_title;
-				$feed->cat_id = 							$cat_id ? $cat_id : null;
-				$feed->feed_url = 						$feed_url;
-				$feed->site_url = 						$site_url;
-				$feed->update_interval =				$upd_intl;
-				$feed->purge_interval =					$purge_intl;
-				$feed->auth_login = 						$auth_login;
-				$feed->auth_pass = 						$auth_pass;
-				$feed->private = 							(int)$private;
-				$feed->cache_images = 					(int)$cache_images;
-				$feed->hide_images = 					(int)$hide_images;
-				$feed->feed_language = 					$feed_language;
-				$feed->include_in_digest = 			(int)$include_in_digest;
-				$feed->always_display_enclosures =	(int)$always_display_enclosures;
-				$feed->mark_unread_on_update = 		(int)$mark_unread_on_update;
-
-				$feed->save();
-
-				PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_SAVE_FEED, $feed_id);
-			}
-
-		} else {
-			$feed_data = array();
-
-			foreach (array_keys($_POST) as $k) {
-				if ($k != "op" && $k != "method" && $k != "ids") {
-					$feed_data[$k] = clean($_POST[$k]);
-				}
-			}
-
-			$this->pdo->beginTransaction();
-
-			$feed_ids_qmarks = arr_qmarks($feed_ids);
-
-			foreach (array_keys($feed_data) as $k) {
-
-				$qpart = "";
-				$qparams = [];
-
-				switch ($k) {
-					case "update_interval":
-						$qpart = "update_interval = ?";
-						$qparams = [$upd_intl];
-						break;
-
-					case "purge_interval":
-						$qpart = "purge_interval = ?";
-						$qparams = [$purge_intl];
-						break;
-
-					case "auth_login":
-						$qpart = "auth_login = ?";
-						$qparams = [$auth_login];
-						break;
-
-					case "auth_pass":
-						$qpart = "auth_pass = ?, auth_pass_encrypted = false";
-						$qparams = [$auth_pass];
-						break;
-
-					case "private":
-						$qpart = "private = ?";
-						$qparams = [$private];
-						break;
-
-					case "include_in_digest":
-						$qpart = "include_in_digest = ?";
-						$qparams = [$include_in_digest];
-						break;
-
-					case "always_display_enclosures":
-						$qpart = "always_display_enclosures = ?";
-						$qparams = [$always_display_enclosures];
-						break;
-
-					case "mark_unread_on_update":
-						$qpart = "mark_unread_on_update = ?";
-						$qparams = [$mark_unread_on_update];
-						break;
-
-					case "cache_images":
-						$qpart = "cache_images = ?";
-						$qparams = [$cache_images];
-						break;
-
-					case "hide_images":
-						$qpart = "hide_images = ?";
-						$qparams = [$hide_images];
-						break;
-
-					case "cat_id":
-						if (get_pref(Prefs::ENABLE_FEED_CATS)) {
-							$qpart = "cat_id = ?";
-							$qparams = $cat_id ? [$cat_id] : [null];
-						}
-						break;
-
-					case "feed_language":
-						$qpart = "feed_language = ?";
-						$qparams = [$feed_language];
-						break;
-
-				}
-
-				if ($qpart) {
-					$sth = $this->pdo->prepare("UPDATE ttrss_feeds SET $qpart WHERE id IN ($feed_ids_qmarks)
-						AND owner_uid = ?");
-					$sth->execute([...$qparams, ...$feed_ids, $_SESSION['uid']]);
-				}
-			}
-
-			$this->pdo->commit();
-		}
-	}
-
-	function remove(): void {
-		/** @var array<int, int> */
-		$ids = array_map('intval', explode(",", clean($_REQUEST["ids"])));
-
-		foreach ($ids as $id) {
-			self::remove_feed($id, $_SESSION["uid"]);
-		}
-	}
-
-	function removeCat(): void {
-		$ids = explode(",", clean($_REQUEST["ids"]));
-		foreach ($ids as $id) {
-			Feeds::_remove_cat((int)$id, $_SESSION["uid"]);
-		}
-	}
-
-	function addCat(): void {
-		$feed_cat = clean($_REQUEST["cat"]);
-
-		Feeds::_add_cat($feed_cat, $_SESSION['uid']);
-	}
-
-	function importOpml(): void {
-		$opml = new OPML($_REQUEST);
-		$opml->opml_import($_SESSION["uid"]);
-	}
-
-	private function index_feeds(): void {
-		$error_button = "<button dojoType='dijit.form.Button'
-				id='pref_feeds_errors_btn' style='display : none'
-				onclick='CommonDialogs.showFeedsWithErrors()'>".
-			__("Feeds with errors")."</button>";
-
-		$inactive_button = "<button dojoType='dijit.form.Button'
-				id='pref_feeds_inactive_btn'
-				style='display : none'
-				onclick=\"dijit.byId('feedTree').showInactiveFeeds()\">" .
-				__("Inactive feeds") . "</button>";
-
-		$feed_search = clean($_REQUEST["search"] ?? "");
-
-		if (array_key_exists("search", $_REQUEST)) {
-			$_SESSION["prefs_feed_search"] = $feed_search;
-		} else {
-			$feed_search = $_SESSION["prefs_feed_search"] ?? "";
-		}
-
-		?>
-
-		<div dojoType="dijit.layout.BorderContainer" gutters="false">
-			<div region='top' dojoType="fox.Toolbar">
-				<div style='float : right'>
-					<input dojoType="dijit.form.TextBox" id="feed_search" size="20" type="search"
-						value="<?= htmlspecialchars($feed_search) ?>">
-					<button dojoType="dijit.form.Button" onclick="dijit.byId('feedTree').reload()">
-						<?= __('Search') ?></button>
-				</div>
-
-				<div dojoType="fox.form.DropDownButton">
-					<span><?= __('Select') ?></span>
-					<div dojoType="dijit.Menu" style="display: none;">
-						<div onclick="dijit.byId('feedTree').model.setAllChecked(true)"
-							dojoType="dijit.MenuItem"><?= __('All') ?></div>
-						<div onclick="dijit.byId('feedTree').model.setAllChecked(false)"
-							dojoType="dijit.MenuItem"><?= __('None') ?></div>
-					</div>
-				</div>
-
-				<div dojoType="fox.form.DropDownButton">
-					<span><?= __('Feeds') ?></span>
-					<div dojoType="dijit.Menu" style="display: none">
-						<div onclick="CommonDialogs.subscribeToFeed()"
-							dojoType="dijit.MenuItem"><?= __('Subscribe to feed') ?></div>
-						<div onclick="dijit.byId('feedTree').editSelectedFeed()"
-							dojoType="dijit.MenuItem"><?= __('Edit selected feeds') ?></div>
-						<div onclick="dijit.byId('feedTree').resetFeedOrder()"
-							dojoType="dijit.MenuItem"><?= __('Reset sort order') ?></div>
-						<div onclick="dijit.byId('feedTree').batchSubscribe()"
-							dojoType="dijit.MenuItem"><?= __('Batch subscribe') ?></div>
-						<div dojoType="dijit.MenuItem" onclick="dijit.byId('feedTree').removeSelectedFeeds()">
-							<?= __('Unsubscribe') ?></div>
-					</div>
-				</div>
-
-				<?php if (get_pref(Prefs::ENABLE_FEED_CATS)) { ?>
-					<div dojoType="fox.form.DropDownButton">
-						<span><?= __('Categories') ?></span>
-						<div dojoType="dijit.Menu" style="display: none">
-							<div onclick="dijit.byId('feedTree').createCategory()"
-								dojoType="dijit.MenuItem"><?= __('Add category') ?></div>
-							<div onclick="dijit.byId('feedTree').resetCatOrder()"
-								dojoType="dijit.MenuItem"><?= __('Reset sort order') ?></div>
-							<div onclick="dijit.byId('feedTree').removeSelectedCategories()"
-								dojoType="dijit.MenuItem"><?= __('Remove selected') ?></div>
-						</div>
-					</div>
-				<?php } ?>
-				<?= $error_button ?>
-				<?= $inactive_button ?>
-			</div>
-			<div style="padding : 0px" dojoType="dijit.layout.ContentPane" region="center">
-				<div dojoType="fox.PrefFeedStore" jsId="feedStore"
-					url="backend.php?op=pref-feeds&method=getfeedtree">
-				</div>
-
-				<div dojoType="lib.CheckBoxStoreModel" jsId="feedModel" store="feedStore"
-					query="{id:'root'}" rootId="root" rootLabel="Feeds" childrenAttrs="items"
-					checkboxStrict="false" checkboxAll="false">
-				</div>
-
-				<div dojoType="fox.PrefFeedTree" id="feedTree"
-					dndController="dijit.tree.dndSource"
-					betweenThreshold="5"
-					autoExpand="<?= (!empty($feed_search) ? "true" : "false") ?>"
-					persist="true"
-					model="feedModel"
-					openOnClick="false">
-				</div>
-			</div>
-		</div>
-	<?php
-
-	}
-
-	private function index_opml(): void {
-		?>
-
-		<form id='opml_import_form' method='post' enctype='multipart/form-data'>
-			<label class='dijitButton'><?= __("Choose file...") ?>
-				<input style='display : none' id='opml_file' name='opml_file' type='file'>
-			</label>
-			<input type='hidden' name='op' value='pref-feeds'>
-			<input type='hidden' name='csrf_token' value="<?= $_SESSION['csrf_token'] ?>">
-			<input type='hidden' name='method' value='importOpml'>
-			<button dojoType='dijit.form.Button' class='alt-primary' onclick="return Helpers.OPML.import()" type="submit">
-			<?= \Controls\icon("file_upload") ?>
-				<?= __('Import OPML') ?>
-			</button>
-		</form>
-
-		<hr/>
-
-		<?php print_notice("Only main settings profile can be migrated using OPML.") ?>
-
-		<form dojoType='dijit.form.Form' id='opmlExportForm' style='display : inline-block'>
-			<button dojoType='dijit.form.Button' onclick='Helpers.OPML.export()'>
-				<?= \Controls\icon("file_download") ?>
-				<?= __('Export OPML') ?>
-			</button>
-
-			<label class='checkbox'>
-				<?= \Controls\checkbox_tag("include_settings", true, "1") ?>
-				<?= __("Include tt-rss settings") ?>
-			</label>
-		</form>
-
-		<?php
-		PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_TAB_SECTION, "prefFeedsOPML");
-	}
-
-	private function index_shared(): void {
-		?>
-
-		<?= format_notice('Published articles can be subscribed by anyone who knows the following URL:') ?></h3>
-
-		<button dojoType='dijit.form.Button' class='alt-primary'
-			onclick="CommonDialogs.generatedFeed(<?= Feeds::FEED_PUBLISHED ?>, false)">
-			<?= \Controls\icon('share') ?>
-			<?= __('Display URL') ?>
-		</button>
-
-		<button class='alt-danger' dojoType='dijit.form.Button' onclick='return Helpers.Feeds.clearFeedAccessKeys()'>
-			<?= \Controls\icon('delete') ?>
-			<?= __('Clear all generated URLs') ?>
-		</button>
-
-		<?php
-		PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_TAB_SECTION, "prefFeedsPublishedGenerated");
-	}
-
-	function index(): void {
-		?>
-
-		<div dojoType='dijit.layout.TabContainer' tabPosition='left-h'>
-			<div style='padding : 0px' dojoType='dijit.layout.ContentPane'
-				title="<i class='material-icons'>rss_feed</i> <?= __('My feeds') ?>">
-				<?php $this->index_feeds() ?>
-			</div>
-
-			<div dojoType='dijit.layout.ContentPane'
-						title="<i class='material-icons'>import_export</i> <?= __('OPML') ?>">
-						<?php $this->index_opml() ?>
-					</div>
-
-			<div dojoType="dijit.layout.ContentPane"
-				title="<i class='material-icons'>share</i> <?= __('Sharing') ?>">
-				<?php $this->index_shared() ?>
-			</div>
-
-			<?php
-				ob_start();
-				PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_TAB, "prefFeeds");
-				$plugin_data = trim((string)ob_get_contents());
-				ob_end_clean();
-			?>
-
-			<?php if ($plugin_data) { ?>
-				<div dojoType='dijit.layout.ContentPane'
-					title="<i class='material-icons'>extension</i> <?= __('Plugins') ?>">
-
-					<div dojoType='dijit.layout.AccordionContainer' region='center'>
-						<?= $plugin_data ?>
-					</div>
-				</div>
-			<?php } ?>
-		</div>
-		<?php
-	}
-
-	/**
-	 * @return array<string, mixed>
-	 */
-	private function feedlist_init_cat(int $cat_id): array {
-		$span = OpenTelemetry\API\Trace\Span::getCurrent();
-		$span->addEvent(__METHOD__ . ": $cat_id");
-
-		return [
-			'id' => 'CAT:' . $cat_id,
-			'items' => array(),
-			'name' => Feeds::_get_cat_title($cat_id),
-			'type' => 'category',
-			'unread' => -1, //(int) Feeds::_get_cat_unread($cat_id);
-			'bare_id' => $cat_id,
-		];
-	}
-
-	/**
-	 * @return array<string, mixed>
-	 */
-	private function feedlist_init_feed(int $feed_id, ?string $title = null, bool $unread = false, string $error = '', string $updated = ''): array {
-		$span = OpenTelemetry\API\Trace\Span::getCurrent();
-		$span->addEvent(__METHOD__ . ": $feed_id");
-
-		if (!$title)
-			$title = Feeds::_get_title($feed_id, false);
-
-		if ($unread === false)
-			$unread = Feeds::_get_counters($feed_id, false, true);
-
-		return [
-			'id' => 'FEED:' . $feed_id,
-			'name' => $title,
-			'unread' => (int) $unread,
-			'type' => 'feed',
-			'error' => $error,
-			'updated' => $updated,
-			'icon' => Feeds::_get_icon($feed_id),
-			'bare_id' => $feed_id,
-			'auxcounter' => 0,
-		];
-	}
-
-	function inactiveFeeds(): void {
-
-		if (Config::get(Config::DB_TYPE) == "pgsql") {
-			$interval_qpart = "NOW() - INTERVAL '3 months'";
-		} else {
-			$interval_qpart = "DATE_SUB(NOW(), INTERVAL 3 MONTH)";
-		}
-
-		$inactive_feeds = ORM::for_table('ttrss_feeds')
-			->table_alias('f')
-			->select_many('f.id', 'f.title', 'f.site_url', 'f.feed_url')
-			->select_expr('MAX(e.updated)', 'last_article')
-			->join('ttrss_user_entries', [ 'ue.feed_id', '=', 'f.id'], 'ue')
-			->join('ttrss_entries', ['e.id', '=', 'ue.ref_id'], 'e')
-			->where('f.owner_uid', $_SESSION['uid'])
-			->where_raw(
-				"(SELECT MAX(ttrss_entries.updated)
-				FROM ttrss_entries
-				JOIN ttrss_user_entries ON ttrss_entries.id = ttrss_user_entries.ref_id
-				WHERE ttrss_user_entries.feed_id = f.id) < $interval_qpart")
-			->group_by('f.title')
-			->group_by('f.id')
-			->group_by('f.site_url')
-			->group_by('f.feed_url')
-			->order_by_asc('last_article')
-			->find_array();
-
-		foreach ($inactive_feeds as $inactive_feed) {
-			$inactive_feed['last_article'] = TimeHelper::make_local_datetime($inactive_feed['last_article'], false);
-		}
-
-		print json_encode($inactive_feeds);
-	}
-
-	function feedsWithErrors(): void {
-		print json_encode(ORM::for_table('ttrss_feeds')
-			->select_many('id', 'title', 'feed_url', 'last_error', 'site_url')
-			->where_not_equal('last_error', '')
-			->where('owner_uid', $_SESSION['uid'])
-			->where_gte('update_interval', 0)
-			->find_array());
-	}
-
-	static function remove_feed(int $id, int $owner_uid): void {
-
-		if (PluginHost::getInstance()->run_hooks_until(PluginHost::HOOK_UNSUBSCRIBE_FEED, true, $id, $owner_uid))
-			return;
-
-		$pdo = Db::pdo();
-
-		if ($id > 0) {
-			$pdo->beginTransaction();
-
-			/* save starred articles in Archived feed */
-
-			$sth = $pdo->prepare("UPDATE ttrss_user_entries SET
-					feed_id = NULL, orig_feed_id = NULL
-				WHERE feed_id = ? AND marked = true AND owner_uid = ?");
-
-			$sth->execute([$id, $owner_uid]);
-
-			/* Remove access key for the feed */
-
-			$sth = $pdo->prepare("DELETE FROM ttrss_access_keys WHERE
-				feed_id = ? AND owner_uid = ?");
-			$sth->execute([$id, $owner_uid]);
-
-			/* remove the feed */
-
-			$sth = $pdo->prepare("DELETE FROM ttrss_feeds
-				WHERE id = ? AND owner_uid = ?");
-			$sth->execute([$id, $owner_uid]);
-
-			$pdo->commit();
-
-			$favicon_cache = DiskCache::instance('feed-icons');
-
-			if ($favicon_cache->exists((string)$id))
-				$favicon_cache->remove((string)$id);
-
-		} else {
-			Labels::remove(Labels::feed_to_label_id($id), $owner_uid);
-		}
-	}
-
-	function batchSubscribe(): void {
-		print json_encode([
-			"enable_cats" => (int)get_pref(Prefs::ENABLE_FEED_CATS),
-			"cat_select" => \Controls\select_feeds_cats("cat")
-		]);
-	}
-
-	function batchAddFeeds(): void {
-		$cat_id = clean($_REQUEST['cat']);
-		$feeds = explode("\n", clean($_REQUEST['feeds']));
-		$login = clean($_REQUEST['login']);
-		$pass = clean($_REQUEST['pass']);
-
-		$user = ORM::for_table('ttrss_users')->find_one($_SESSION["uid"]);
-
-		// TODO: we should return some kind of error code to frontend here
-		if ($user->access_level == UserHelper::ACCESS_LEVEL_READONLY) {
-			return;
-		}
-
-		$csth = $this->pdo->prepare("SELECT id FROM ttrss_feeds
-						WHERE feed_url = ? AND owner_uid = ?");
-
-		$isth = $this->pdo->prepare("INSERT INTO ttrss_feeds
-							(owner_uid,feed_url,title,cat_id,auth_login,auth_pass,update_method,auth_pass_encrypted)
-						VALUES (?, ?, '[Unknown]', ?, ?, ?, 0, false)");
-
-		foreach ($feeds as $feed) {
-			$feed = trim($feed);
-
-			if (UrlHelper::validate($feed)) {
-
-				$this->pdo->beginTransaction();
-
-				$csth->execute([$feed, $_SESSION['uid']]);
-
-				if (!$csth->fetch()) {
-					$isth->execute([$_SESSION['uid'], $feed, $cat_id ? $cat_id : null, $login, $pass]);
-				}
-
-				$this->pdo->commit();
-			}
-		}
-	}
-
-	function clearKeys(): void {
-		Feeds::_clear_access_keys($_SESSION['uid']);
-	}
-
-	function regenFeedKey(): void {
-		$feed_id = clean($_REQUEST['id']);
-		$is_cat = self::_param_to_bool($_REQUEST['is_cat'] ?? false);
-
-		$new_key = Feeds::_update_access_key($feed_id, $is_cat, $_SESSION["uid"]);
-
-		print json_encode(["link" => $new_key]);
-	}
-
-	function getSharedURL(): void {
-		$feed_id = clean($_REQUEST['id']);
-		$is_cat = self::_param_to_bool($_REQUEST['is_cat'] ?? false);
-		$search = clean($_REQUEST['search']);
-
-		$link = Config::get_self_url() . "/public.php?" . http_build_query([
-			'op' => 'rss',
-			'id' => $feed_id,
-			'is_cat' => (int)$is_cat,
-			'q' => $search,
-			'key' => Feeds::_get_access_key($feed_id, $is_cat, $_SESSION["uid"])
-		]);
-
-		print json_encode([
-			"title" => Feeds::_get_title($feed_id, $is_cat),
-			"link" => $link
-		]);
-	}
-
-	/**
-	 * @param array<string, mixed> $cat
-	 */
-	private function calculate_children_count(array $cat): int {
-		$c = 0;
-
-		foreach ($cat['items'] ?? [] as $child) {
-			if (($child['type'] ?? '') == 'category') {
-				$c += $this->calculate_children_count($child);
-			} else {
-				$c += 1;
-			}
-		}
-
-		return $c;
-	}
-
-}
diff --git a/classes/pref/filters.php b/classes/pref/filters.php
deleted file mode 100755
index 2656c0370..000000000
--- a/classes/pref/filters.php
+++ /dev/null
@@ -1,966 +0,0 @@
-<?php
-class Pref_Filters extends Handler_Protected {
-
-	const ACTION_TAG = 4;
-	const ACTION_SCORE = 6;
-	const ACTION_LABEL = 7;
-	const ACTION_PLUGIN = 9;
-	const ACTION_REMOVE_TAG = 10;
-
-	const PARAM_ACTIONS = [self::ACTION_TAG, self::ACTION_SCORE,
-		self::ACTION_LABEL, self::ACTION_PLUGIN, self::ACTION_REMOVE_TAG];
-
-	function csrf_ignore(string $method): bool {
-		$csrf_ignored = array("index", "getfiltertree", "savefilterorder");
-
-		return array_search($method, $csrf_ignored) !== false;
-	}
-
-	function filtersortreset(): void {
-		$sth = $this->pdo->prepare("UPDATE ttrss_filters2
-				SET order_id = 0 WHERE owner_uid = ?");
-		$sth->execute([$_SESSION['uid']]);
-	}
-
-	function savefilterorder(): void {
-		$data = json_decode($_POST['payload'], true);
-
-		#file_put_contents("/tmp/saveorder.json", clean($_POST['payload']));
-		#$data = json_decode(file_get_contents("/tmp/saveorder.json"), true);
-
-		if (!is_array($data['items']))
-			$data['items'] = json_decode($data['items'], true);
-
-		$index = 0;
-
-		if (is_array($data) && is_array($data['items'])) {
-
-			$sth = $this->pdo->prepare("UPDATE ttrss_filters2 SET
-						order_id = ? WHERE id = ? AND
-						owner_uid = ?");
-
-			foreach ($data['items'][0]['items'] as $item) {
-				$filter_id = (int) str_replace("FILTER:", "", $item['_reference']);
-
-				if ($filter_id > 0) {
-					$sth->execute([$index, $filter_id, $_SESSION['uid']]);
-					++$index;
-				}
-			}
-		}
-	}
-
-	function testFilterDo(): void {
-		$offset = (int) clean($_REQUEST["offset"]);
-		$limit = (int) clean($_REQUEST["limit"]);
-
-		$filter = array();
-
-		$filter["enabled"] = true;
-		$filter["match_any_rule"] = checkbox_to_sql_bool($_REQUEST["match_any_rule"] ?? false);
-		$filter["inverse"] = checkbox_to_sql_bool($_REQUEST["inverse"] ?? false);
-
-		$filter["rules"] = array();
-		$filter["actions"] = array("dummy-action");
-
-		$res = $this->pdo->query("SELECT id,name FROM ttrss_filter_types");
-
-		/** @var array<int, string> */
-		$filter_types = [];
-
-		while ($line = $res->fetch()) {
-			$filter_types[$line["id"]] = $line["name"];
-		}
-
-		$scope_qparts = array();
-
-		$rctr = 0;
-
-		/** @var string $r */
-		foreach (clean($_REQUEST["rule"]) AS $r) {
-			/** @var array{'reg_exp': string, 'filter_type': int, 'feed_id': array<int, int|string>, 'name': string}|null */
-			$rule = json_decode($r, true);
-
-			if ($rule && $rctr < 5) {
-				$rule["type"] = $filter_types[$rule["filter_type"]];
-				unset($rule["filter_type"]);
-
-				$scope_inner_qparts = [];
-
-				/** @var int|string $feed_id may be a category string (e.g. 'CAT:7') or feed ID int */
-				foreach ($rule["feed_id"] as $feed_id) {
-
-				if (strpos("$feed_id", "CAT:") === 0) {
-						$cat_id = (int) substr("$feed_id", 4);
-						array_push($scope_inner_qparts, "cat_id = " . $cat_id);
-					} else if (is_numeric($feed_id) && $feed_id > 0) {
-						array_push($scope_inner_qparts, "feed_id = " . (int)$feed_id);
-					}
-				}
-
-				if (count($scope_inner_qparts) > 0) {
-				array_push($scope_qparts, "(" . implode(" OR ", $scope_inner_qparts) . ")");
-				}
-
-				array_push($filter["rules"], $rule);
-
-				++$rctr;
-			} else {
-				break;
-			}
-		}
-
-		if (count($scope_qparts) == 0) $scope_qparts = ["true"];
-
-		$glue = $filter['match_any_rule'] ? " OR " :  " AND ";
-		$scope_qpart = join($glue, $scope_qparts);
-
-		/** @phpstan-ignore-next-line */
-		if (!$scope_qpart) $scope_qpart = "true";
-
-		$rv = array();
-
-		//while ($found < $limit && $offset < $limit * 1000 && time() - $started < ini_get("max_execution_time") * 0.7) {
-
-		$sth = $this->pdo->prepare("SELECT ttrss_entries.id,
-				ttrss_entries.title,
-				ttrss_feeds.id AS feed_id,
-				ttrss_feeds.title AS feed_title,
-				ttrss_feed_categories.id AS cat_id,
-				content,
-				date_entered,
-				link,
-				author,
-				tag_cache
-			FROM
-				ttrss_entries, ttrss_user_entries
-					LEFT JOIN ttrss_feeds ON (feed_id = ttrss_feeds.id)
-					LEFT JOIN ttrss_feed_categories ON (ttrss_feeds.cat_id = ttrss_feed_categories.id)
-			WHERE
-				ref_id = ttrss_entries.id AND
-				($scope_qpart) AND
-				ttrss_user_entries.owner_uid = ?
-			ORDER BY date_entered DESC LIMIT $limit OFFSET $offset");
-
-		$sth->execute([$_SESSION['uid']]);
-
-		while ($line = $sth->fetch()) {
-
-			$rc = RSSUtils::get_article_filters(array($filter), $line['title'], $line['content'], $line['link'],
-				$line['author'], explode(",", $line['tag_cache']));
-
-			if (count($rc) > 0) {
-
-				$line["content_preview"] = truncate_string(strip_tags($line["content"]), 200, '&hellip;');
-
-				$excerpt_length = 100;
-
-				PluginHost::getInstance()->chain_hooks_callback(PluginHost::HOOK_QUERY_HEADLINES,
-					function ($result) use (&$line) {
-						$line = $result;
-					},
-					$line, $excerpt_length);
-
-				$content_preview = $line["content_preview"];
-
-				$tmp = "<li><span class='title'>" . $line["title"] . "</span><br/>" .
-					"<span class='feed'>" . $line['feed_title'] . "</span>, <span class='date'>" . mb_substr($line["date_entered"], 0, 16) . "</span>" .
-					"<div class='preview text-muted'>" . $content_preview . "</div>" .
-					"</li>";
-
-				array_push($rv, $tmp);
-
-			}
-		}
-
-		print json_encode($rv);
-	}
-
-	private function _get_rules_list(int $filter_id): string {
-		$sth = $this->pdo->prepare("SELECT reg_exp,
-			inverse,
-			match_on,
-			feed_id,
-			cat_id,
-			cat_filter,
-			ttrss_filter_types.description AS field
-			FROM
-				ttrss_filters2_rules, ttrss_filter_types
-			WHERE
-				filter_id = ? AND filter_type = ttrss_filter_types.id
-			ORDER BY reg_exp");
-		$sth->execute([$filter_id]);
-
-		$rv = "";
-
-		while ($line = $sth->fetch()) {
-
-		    if ($line["match_on"]) {
-		        $feeds = json_decode($line["match_on"], true);
-		        $feeds_fmt = [];
-
-                foreach ($feeds as $feed_id) {
-
-                    if (strpos($feed_id, "CAT:") === 0) {
-                        $feed_id = (int)substr($feed_id, 4);
-                        array_push($feeds_fmt, Feeds::_get_cat_title($feed_id));
-                    } else {
-                        if ($feed_id)
-                            array_push($feeds_fmt, Feeds::_get_title((int)$feed_id));
-                        else
-                            array_push($feeds_fmt, __("All feeds"));
-                    }
-                }
-
-                $where = implode(", ", $feeds_fmt);
-
-            } else {
-
-                $where = $line["cat_filter"] ?
-                    Feeds::_get_cat_title($line["cat_id"] ?? 0) :
-                    ($line["feed_id"] ?
-                        Feeds::_get_title($line["feed_id"]) : __("All feeds"));
-            }
-
-#			$where = $line["cat_id"] . "/" . $line["feed_id"];
-
-			$inverse = $line["inverse"] ? "inverse" : "";
-
-			$rv .= "<li class='$inverse'>" . T_sprintf("%s on %s in %s %s",
-				htmlspecialchars($line["reg_exp"]),
-				$line["field"],
-				$where,
-				$line["inverse"] ? __("(inverse)") : "") . "</li>";
-		}
-
-		return $rv;
-	}
-
-	function getfiltertree(): void {
-		$root = array();
-		$root['id'] = 'root';
-		$root['name'] = __('Filters');
-		$root['enabled'] = true;
-		$root['items'] = array();
-
-		$filter_search = ($_SESSION["prefs_filter_search"] ?? "");
-
-		$sth = $this->pdo->prepare("SELECT *,
-			(SELECT action_param FROM ttrss_filters2_actions
-				WHERE filter_id = ttrss_filters2.id ORDER BY id LIMIT 1) AS action_param,
-			(SELECT action_id FROM ttrss_filters2_actions
-				WHERE filter_id = ttrss_filters2.id ORDER BY id LIMIT 1) AS action_id,
-			(SELECT description FROM ttrss_filter_actions
-				WHERE id = (SELECT action_id FROM ttrss_filters2_actions
-					WHERE filter_id = ttrss_filters2.id ORDER BY id LIMIT 1)) AS action_name,
-			(SELECT reg_exp FROM ttrss_filters2_rules
-				WHERE filter_id = ttrss_filters2.id ORDER BY id LIMIT 1) AS reg_exp
-			FROM ttrss_filters2 WHERE
-			owner_uid = ? ORDER BY order_id, title");
-		$sth->execute([$_SESSION['uid']]);
-
-		$folder = array();
-		$folder['items'] = array();
-
-		while ($line = $sth->fetch()) {
-
-			$name = $this->_get_name($line["id"]);
-
-			$match_ok = false;
-			if ($filter_search) {
-				if (mb_strpos($line['title'], $filter_search) !== false) {
-					$match_ok = true;
-				}
-
-				$rules_sth = $this->pdo->prepare("SELECT reg_exp
-					FROM ttrss_filters2_rules WHERE filter_id = ?");
-				$rules_sth->execute([$line['id']]);
-
-				while ($rule_line = $rules_sth->fetch()) {
-					if (mb_strpos($rule_line['reg_exp'], $filter_search) !== false) {
-						$match_ok = true;
-						break;
-					}
-				}
-			}
-
-			if ($line['action_id'] == self::ACTION_LABEL) {
-				$label_sth = $this->pdo->prepare("SELECT fg_color, bg_color
-					FROM ttrss_labels2 WHERE caption = ? AND
-						owner_uid = ?");
-				$label_sth->execute([$line['action_param'], $_SESSION['uid']]);
-
-				if ($label_row = $label_sth->fetch()) {
-					//$fg_color = $label_row["fg_color"];
-					$bg_color = $label_row["bg_color"];
-
-					$name[1] = "<i class=\"material-icons\" style='color : $bg_color; margin-right : 4px'>label</i>" . $name[1];
-				}
-			}
-
-			$filter = array();
-			$filter['id'] = 'FILTER:' . $line['id'];
-			$filter['bare_id'] = $line['id'];
-			$filter['name'] = $name[0];
-			$filter['param'] = $name[1];
-			$filter['checkbox'] = false;
-			$filter['last_triggered'] = $line["last_triggered"] ? TimeHelper::make_local_datetime($line["last_triggered"], false) : null;
-			$filter['enabled'] = sql_bool_to_bool($line["enabled"]);
-			$filter['rules'] = $this->_get_rules_list($line['id']);
-
-			if (!$filter_search || $match_ok) {
-				array_push($folder['items'], $filter);
-			}
-		}
-
-		$root['items'] = $folder['items'];
-
-		$fl = array();
-		$fl['identifier'] = 'id';
-		$fl['label'] = 'name';
-		$fl['items'] = array($root);
-
-		print json_encode($fl);
-	}
-
-	function edit(): void {
-
-		$filter_id = (int) clean($_REQUEST["id"] ?? 0);
-
-		$sth = $this->pdo->prepare("SELECT * FROM ttrss_filters2
-			WHERE id = ? AND owner_uid = ?");
-		$sth->execute([$filter_id, $_SESSION['uid']]);
-
-		if (empty($filter_id) || $row = $sth->fetch()) {
-			$rv = [
-				"id" => $filter_id,
-				"enabled" => $row["enabled"] ?? true,
-				"match_any_rule" => $row["match_any_rule"] ?? false,
-				"inverse" => $row["inverse"] ?? false,
-				"title" => $row["title"] ?? "",
-				"rules" => [],
-				"actions" => [],
-				"filter_types" => [],
-				"action_types" => [],
-				"plugin_actions" => [],
-				"labels" => Labels::get_all($_SESSION["uid"])
-			];
-
-			$res = $this->pdo->query("SELECT id,description
-				FROM ttrss_filter_types WHERE id != 5 ORDER BY description");
-
-			while ($line = $res->fetch()) {
-				$rv["filter_types"][$line["id"]] = __($line["description"]);
-			}
-
-			$res = $this->pdo->query("SELECT id,description FROM ttrss_filter_actions
-				ORDER BY name");
-
-			while ($line = $res->fetch()) {
-				$rv["action_types"][$line["id"]] = __($line["description"]);
-			}
-
-			$filter_actions = PluginHost::getInstance()->get_filter_actions();
-
-			foreach ($filter_actions as $fclass => $factions) {
-				foreach ($factions as $faction) {
-
-					$rv["plugin_actions"][$fclass . ":" . $faction["action"]] =
-						$fclass . ": " . $faction["description"];
-				}
-			}
-
-			if ($filter_id) {
-				$rules_sth = $this->pdo->prepare("SELECT * FROM ttrss_filters2_rules
-					WHERE filter_id = ? ORDER BY reg_exp, id");
-				$rules_sth->execute([$filter_id]);
-
-				while ($rrow = $rules_sth->fetch(PDO::FETCH_ASSOC)) {
-					if ($rrow["match_on"]) {
-						$rrow["feed_id"] = json_decode($rrow["match_on"], true);
-					} else {
-						if ($rrow["cat_filter"]) {
-							$feed_id = "CAT:" . (int)$rrow["cat_id"];
-						} else {
-							$feed_id = (int)$rrow["feed_id"];
-						}
-
-						$rrow["feed_id"] = ["" . $feed_id]; // set item type to string for in_array()
-					}
-
-					unset($rrow["cat_filter"]);
-					unset($rrow["cat_id"]);
-					unset($rrow["filter_id"]);
-					unset($rrow["id"]);
-					if (!$rrow["inverse"]) unset($rrow["inverse"]);
-					unset($rrow["match_on"]);
-
-					$rrow["name"] = $this->_get_rule_name($rrow);
-
-					array_push($rv["rules"], $rrow);
-				}
-
-				$actions_sth = $this->pdo->prepare("SELECT * FROM ttrss_filters2_actions
-					WHERE filter_id = ? ORDER BY id");
-				$actions_sth->execute([$filter_id]);
-
-				while ($arow = $actions_sth->fetch(PDO::FETCH_ASSOC)) {
-					$arow["action_param_label"] = $arow["action_param"];
-
-					unset($arow["filter_id"]);
-					unset($arow["id"]);
-
-					$arow["name"] = $this->_get_action_name($arow);
-
-					array_push($rv["actions"], $arow);
-				}
-			}
-			print json_encode($rv);
-		}
-	}
-
-	/**
-	 * @param array<string, mixed>|null $rule
-	 */
-	private function _get_rule_name(?array $rule = null): string {
-		if (!$rule) $rule = json_decode(clean($_REQUEST["rule"]), true);
-
-		$feeds = $rule["feed_id"];
-		$feeds_fmt = [];
-
-		if (!is_array($feeds)) $feeds = [$feeds];
-
-		foreach ($feeds as $feed_id) {
-
-            if (strpos($feed_id, "CAT:") === 0) {
-                $feed_id = (int)substr($feed_id, 4);
-                array_push($feeds_fmt, Feeds::_get_cat_title($feed_id));
-            } else {
-                if ($feed_id)
-                    array_push($feeds_fmt, Feeds::_get_title((int)$feed_id));
-                else
-                    array_push($feeds_fmt, __("All feeds"));
-            }
-        }
-
-        $feed = implode(", ", $feeds_fmt);
-
-		$sth = $this->pdo->prepare("SELECT description FROM ttrss_filter_types
-			WHERE id = ?");
-		$sth->execute([(int)$rule["filter_type"]]);
-
-		if ($row = $sth->fetch()) {
-			$filter_type = $row["description"];
-		} else {
-			$filter_type = "?UNKNOWN?";
-		}
-
-		$inverse = isset($rule["inverse"]) ? "inverse" : "";
-
-		return "<span class='filterRule $inverse'>" .
-			T_sprintf("%s on %s in %s %s", htmlspecialchars($rule["reg_exp"]),
-			"<span class='field'>$filter_type</span>", "<span class='feed'>$feed</span>", isset($rule["inverse"]) ? __("(inverse)") : "") . "</span>";
-	}
-
-	function printRuleName(): void {
-		print $this->_get_rule_name(json_decode(clean($_REQUEST["rule"]), true));
-	}
-
-	/**
-	 * @param array<string, mixed>|null $action
-	 */
-	private function _get_action_name(?array $action = null): string {
-		if (!$action) {
-			return "";
-		}
-
-		$sth = $this->pdo->prepare("SELECT description FROM
-			ttrss_filter_actions WHERE id = ?");
-		$sth->execute([(int)$action["action_id"]]);
-
-		$title = "";
-
-		if ($row = $sth->fetch()) {
-
-			$title = __($row["description"]);
-
-			if ($action["action_id"] == self::ACTION_PLUGIN) {
-				list ($pfclass, $pfaction) = explode(":", $action["action_param"]);
-
-				$filter_actions = PluginHost::getInstance()->get_filter_actions();
-
-				foreach ($filter_actions as $fclass => $factions) {
-					foreach ($factions as $faction) {
-						if ($pfaction == $faction["action"] && $pfclass == $fclass) {
-							$title .= ": " . $fclass . ": " . $faction["description"];
-							break;
-						}
-					}
-				}
-			} else if (in_array($action["action_id"], self::PARAM_ACTIONS)) {
-				$title .= ": " . $action["action_param"];
-			}
-		}
-
-		return $title;
-	}
-
-	function printActionName(): void {
-		print $this->_get_action_name(json_decode(clean($_REQUEST["action"] ?? ""), true));
-	}
-
-	function editSave(): void {
-		$filter_id = (int) clean($_REQUEST["id"]);
-		$enabled = checkbox_to_sql_bool($_REQUEST["enabled"] ?? false);
-		$match_any_rule = checkbox_to_sql_bool($_REQUEST["match_any_rule"] ?? false);
-		$inverse = checkbox_to_sql_bool($_REQUEST["inverse"] ?? false);
-		$title = clean($_REQUEST["title"]);
-
-		$this->pdo->beginTransaction();
-
-		$sth = $this->pdo->prepare("UPDATE ttrss_filters2 SET enabled = ?,
-			match_any_rule = ?,
-			inverse = ?,
-			title = ?
-			WHERE id = ? AND owner_uid = ?");
-
-		$sth->execute([$enabled, $match_any_rule, $inverse, $title, $filter_id, $_SESSION['uid']]);
-
-		$this->_save_rules_and_actions($filter_id);
-
-		$this->pdo->commit();
-	}
-
-	function remove(): void {
-
-		$ids = explode(",", clean($_REQUEST["ids"]));
-		$ids_qmarks = arr_qmarks($ids);
-
-		$sth = $this->pdo->prepare("DELETE FROM ttrss_filters2 WHERE id IN ($ids_qmarks)
-			AND owner_uid = ?");
-		$sth->execute([...$ids, $_SESSION['uid']]);
-	}
-
-	private function _save_rules_and_actions(int $filter_id): void {
-
-		$sth = $this->pdo->prepare("DELETE FROM ttrss_filters2_rules WHERE filter_id = ?");
-		$sth->execute([$filter_id]);
-
-		$sth = $this->pdo->prepare("DELETE FROM ttrss_filters2_actions WHERE filter_id = ?");
-		$sth->execute([$filter_id]);
-
-		if (!is_array(clean($_REQUEST["rule"] ?? ""))) $_REQUEST["rule"] = [];
-		if (!is_array(clean($_REQUEST["action"] ?? ""))) $_REQUEST["action"] = [];
-
-		if ($filter_id) {
-			/* create rules */
-
-			$rules = array();
-			$actions = array();
-
-			foreach (clean($_REQUEST["rule"]) as $rule) {
-				$rule = json_decode($rule, true);
-				unset($rule["id"]);
-
-				if (array_search($rule, $rules) === false) {
-					array_push($rules, $rule);
-				}
-			}
-
-			foreach (clean($_REQUEST["action"]) as $action) {
-				$action = json_decode($action, true);
-				unset($action["id"]);
-
-				if (array_search($action, $actions) === false) {
-					array_push($actions, $action);
-				}
-			}
-
-			$rsth = $this->pdo->prepare("INSERT INTO ttrss_filters2_rules
-						(filter_id, reg_exp,filter_type,feed_id,cat_id,match_on,inverse) VALUES
-						(?, ?, ?, NULL, NULL, ?, ?)");
-
-			foreach ($rules as $rule) {
-				if ($rule) {
-
-					$reg_exp = trim($rule["reg_exp"]);
-					$inverse = isset($rule["inverse"]) ? 1 : 0;
-
-					$filter_type = (int)trim($rule["filter_type"]);
-					$match_on = json_encode($rule["feed_id"]);
-
-					$rsth->execute([$filter_id, $reg_exp, $filter_type, $match_on, $inverse]);
-				}
-			}
-
-			$asth = $this->pdo->prepare("INSERT INTO ttrss_filters2_actions
-						(filter_id, action_id, action_param) VALUES
-						(?, ?, ?)");
-
-			foreach ($actions as $action) {
-				if ($action) {
-
-					$action_id = (int)$action["action_id"];
-					$action_param = $action["action_param"];
-					$action_param_label = $action["action_param_label"];
-
-					if ($action_id == self::ACTION_LABEL) {
-						$action_param = $action_param_label;
-					}
-
-					if ($action_id == self::ACTION_SCORE) {
-						$action_param = (int)str_replace("+", "", $action_param);
-					}
-
-					if (in_array($action_id, [self::ACTION_TAG, self::ACTION_REMOVE_TAG])) {
-						$action_param = implode(", ", FeedItem_Common::normalize_categories(
-							explode(",", $action_param)));
-					}
-
-					$asth->execute([$filter_id, $action_id, $action_param]);
-				}
-			}
-		}
-	}
-
-	function add(): void {
-		$enabled = checkbox_to_sql_bool($_REQUEST["enabled"] ?? false);
-		$match_any_rule = checkbox_to_sql_bool($_REQUEST["match_any_rule"] ?? false);
-		$title = clean($_REQUEST["title"]);
-		$inverse = checkbox_to_sql_bool($_REQUEST["inverse"] ?? false);
-
-		$this->pdo->beginTransaction();
-
-		/* create base filter */
-
-		$sth = $this->pdo->prepare("INSERT INTO ttrss_filters2
-			(owner_uid, match_any_rule, enabled, title, inverse) VALUES
-			(?, ?, ?, ?, ?)");
-
-		$sth->execute([$_SESSION['uid'], $match_any_rule, $enabled, $title, $inverse]);
-
-		$sth = $this->pdo->prepare("SELECT MAX(id) AS id FROM ttrss_filters2
-			WHERE owner_uid = ?");
-		$sth->execute([$_SESSION['uid']]);
-
-		if ($row = $sth->fetch()) {
-			$filter_id = $row['id'];
-			$this->_save_rules_and_actions($filter_id);
-		}
-
-		$this->pdo->commit();
-	}
-
-	function index(): void {
-		if (array_key_exists("search", $_REQUEST)) {
-			$filter_search = clean($_REQUEST["search"]);
-			$_SESSION["prefs_filter_search"] = $filter_search;
-		} else {
-			$filter_search = ($_SESSION["prefs_filter_search"] ?? "");
-		}
-
-		?>
-		<div dojoType='dijit.layout.BorderContainer' gutters='false'>
-			<div style='padding : 0px' dojoType='dijit.layout.ContentPane' region='top'>
-				<div dojoType='fox.Toolbar'>
-
-					<div style='float : right; padding-right : 4px;'>
-						<input dojoType="dijit.form.TextBox" id="filter_search" size="20" type="search"
-							value="<?= htmlspecialchars($filter_search) ?>">
-						<button dojoType="dijit.form.Button" onclick="dijit.byId('filterTree').reload()">
-							<?= __('Search') ?></button>
-					</div>
-
-					<div dojoType="fox.form.DropDownButton">
-						<span><?= __('Select') ?></span>
-						<div dojoType="dijit.Menu" style="display: none;">
-							<div onclick="dijit.byId('filterTree').model.setAllChecked(true)"
-								dojoType="dijit.MenuItem"><?= __('All') ?></div>
-							<div onclick="dijit.byId('filterTree').model.setAllChecked(false)"
-								dojoType="dijit.MenuItem"><?= __('None') ?></div>
-						</div>
-					</div>
-
-					<button dojoType="dijit.form.Button" onclick="return Filters.edit()">
-						<?= __('Create filter') ?></button>
-					<button dojoType="dijit.form.Button" onclick="return dijit.byId('filterTree').joinSelectedFilters()">
-						<?= __('Combine') ?></button>
-					<button dojoType="dijit.form.Button" onclick="return dijit.byId('filterTree').removeSelectedFilters()">
-						<?= __('Remove') ?></button>
-					<button dojoType="dijit.form.Button" onclick="return dijit.byId('filterTree').resetFilterOrder()">
-						<?= __('Reset sort order') ?></button>
-					<button dojoType="dijit.form.Button" onclick="return dijit.byId('filterTree').toggleRules()">
-						<?= __('Toggle rule display') ?></button>
-
-				</div>
-			</div>
-			<div style='padding : 0px' dojoType='dijit.layout.ContentPane' region='center'>
-				<div dojoType="fox.PrefFilterStore" jsId="filterStore"
-					url="backend.php?op=pref-filters&method=getfiltertree">
-				</div>
-				<div dojoType="lib.CheckBoxStoreModel" jsId="filterModel" store="filterStore"
-					query="{id:'root'}" rootId="root" rootLabel="Filters"
-					childrenAttrs="items" checkboxStrict="false" checkboxAll="false">
-				</div>
-				<div dojoType="fox.PrefFilterTree" id="filterTree" dndController="dijit.tree.dndSource"
-					betweenThreshold="5" model="filterModel" openOnClick="true">
-				</div>
-			</div>
-			<?php PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_TAB, "prefFilters") ?>
-		</div>
-		<?php
-	}
-
-	function editrule(): void {
-		/** @var array<int, int|string> */
-		$feed_ids = explode(",", clean($_REQUEST["ids"]));
-
-		print json_encode([
-			"multiselect" => $this->_feed_multi_select("feed_id", $feed_ids, 'required="1" style="width : 100%; height : 300px" dojoType="fox.form.ValidationMultiSelect"')
-		]);
-	}
-
-	/**
-	 * @return array<int, string>
-	 */
-	private function _get_name(int $id): array {
-
-		$sth = $this->pdo->prepare(
-			"SELECT title,match_any_rule,f.inverse AS inverse,COUNT(DISTINCT r.id) AS num_rules,COUNT(DISTINCT a.id) AS num_actions
-				FROM ttrss_filters2 AS f LEFT JOIN ttrss_filters2_rules AS r
-					ON (r.filter_id = f.id)
-						LEFT JOIN ttrss_filters2_actions AS a
-							ON (a.filter_id = f.id) WHERE f.id = ? GROUP BY f.title, f.match_any_rule, f.inverse");
-		$sth->execute([$id]);
-
-		if ($row = $sth->fetch()) {
-
-			$title = $row["title"];
-			$num_rules = $row["num_rules"];
-			$num_actions = $row["num_actions"];
-			$match_any_rule = $row["match_any_rule"];
-			$inverse = $row["inverse"];
-
-			if (!$title) $title = __("[No caption]");
-
-			$title = sprintf(_ngettext("%s (%d rule)", "%s (%d rules)", (int) $num_rules), $title, $num_rules);
-
-			$sth = $this->pdo->prepare("SELECT * FROM ttrss_filters2_actions
-				WHERE filter_id = ? ORDER BY id LIMIT 1");
-			$sth->execute([$id]);
-
-			$actions = "";
-
-			if ($line = $sth->fetch()) {
-				$actions = $this->_get_action_name($line);
-
-				$num_actions -= 1;
-			}
-
-			if ($match_any_rule) $title .= " (" . __("matches any rule") . ")";
-			if ($inverse) $title .= " (" . __("inverse") . ")";
-
-			if ($num_actions > 0)
-				$actions = sprintf(_ngettext("%s (+%d action)", "%s (+%d actions)", (int) $num_actions), $actions, $num_actions);
-
-			return [$title, $actions];
-		}
-
-		return [];
-	}
-
-	function join(): void {
-		/** @var array<int, int> */
-		$ids = array_map("intval", explode(",", clean($_REQUEST["ids"])));
-
-		if (count($ids) > 1) {
-			$base_id = array_shift($ids);
-			$ids_qmarks = arr_qmarks($ids);
-
-			$this->pdo->beginTransaction();
-
-			$sth = $this->pdo->prepare("UPDATE ttrss_filters2_rules
-				SET filter_id = ? WHERE filter_id IN ($ids_qmarks)");
-			$sth->execute([$base_id, ...$ids]);
-
-			$sth = $this->pdo->prepare("UPDATE ttrss_filters2_actions
-				SET filter_id = ? WHERE filter_id IN ($ids_qmarks)");
-			$sth->execute([$base_id, ...$ids]);
-
-			$sth = $this->pdo->prepare("DELETE FROM ttrss_filters2 WHERE id IN ($ids_qmarks)");
-			$sth->execute($ids);
-
-			$sth = $this->pdo->prepare("UPDATE ttrss_filters2 SET match_any_rule = true WHERE id = ?");
-			$sth->execute([$base_id]);
-
-			$this->pdo->commit();
-
-			$this->_optimize($base_id);
-
-		}
-	}
-
-	private function _optimize(int $id): void {
-
-		$this->pdo->beginTransaction();
-
-		$sth = $this->pdo->prepare("SELECT * FROM ttrss_filters2_actions
-			WHERE filter_id = ?");
-		$sth->execute([$id]);
-
-		$tmp = array();
-		$dupe_ids = array();
-
-		while ($line = $sth->fetch()) {
-			$id = $line["id"];
-			unset($line["id"]);
-
-			if (array_search($line, $tmp) === false) {
-				array_push($tmp, $line);
-			} else {
-				array_push($dupe_ids, $id);
-			}
-		}
-
-		if (count($dupe_ids) > 0) {
-			$ids_str = join(",", $dupe_ids);
-
-			$this->pdo->query("DELETE FROM ttrss_filters2_actions WHERE id IN ($ids_str)");
-		}
-
-		$sth = $this->pdo->prepare("SELECT * FROM ttrss_filters2_rules
-			WHERE filter_id = ?");
-		$sth->execute([$id]);
-
-		$tmp = array();
-		$dupe_ids = array();
-
-		while ($line = $sth->fetch()) {
-			$id = $line["id"];
-			unset($line["id"]);
-
-			if (array_search($line, $tmp) === false) {
-				array_push($tmp, $line);
-			} else {
-				array_push($dupe_ids, $id);
-			}
-		}
-
-		if (count($dupe_ids) > 0) {
-			$ids_str = join(",", $dupe_ids);
-
-			$this->pdo->query("DELETE FROM ttrss_filters2_rules WHERE id IN ($ids_str)");
-		}
-
-		$this->pdo->commit();
-	}
-
-	/**
-	 * @param array<int, int|string> $default_ids
-	 */
-	private function _feed_multi_select(string $id, array $default_ids = [], string $attributes = "",
-		bool $include_all_feeds = true, ?int $root_id = null, int $nest_level = 0): string {
-
-		$pdo = Db::pdo();
-
-		$rv = "";
-
-		//	print_r(in_array("CAT:6",$default_ids));
-
-		if (!$root_id) {
-			$rv .= "<select multiple=\true\" id=\"$id\" name=\"$id\" $attributes>";
-			if ($include_all_feeds) {
-				$is_selected = (in_array("0", $default_ids)) ? "selected=\"1\"" : "";
-				$rv .= "<option $is_selected value=\"0\">".__('All feeds')."</option>";
-			}
-		}
-
-		if (get_pref(Prefs::ENABLE_FEED_CATS)) {
-
-			if (!$root_id) $root_id = null;
-
-			$sth = $pdo->prepare("SELECT id,title,
-					(SELECT COUNT(id) FROM ttrss_feed_categories AS c2 WHERE
-						c2.parent_cat = ttrss_feed_categories.id) AS num_children
-					FROM ttrss_feed_categories
-					WHERE owner_uid = :uid AND
-					(parent_cat = :root_id OR (:root_id IS NULL AND parent_cat IS NULL)) ORDER BY title");
-
-			$sth->execute([":uid" => $_SESSION['uid'], ":root_id" => $root_id]);
-
-			while ($line = $sth->fetch()) {
-
-				for ($i = 0; $i < $nest_level; $i++)
-					$line["title"] = " " . $line["title"];
-
-				$is_selected = in_array("CAT:".$line["id"], $default_ids) ? "selected=\"1\"" : "";
-
-				$rv .= sprintf("<option $is_selected value='CAT:%d'>%s</option>",
-					$line["id"], htmlspecialchars($line["title"]));
-
-				if ($line["num_children"] > 0)
-					$rv .= $this->_feed_multi_select($id, $default_ids, $attributes,
-						$include_all_feeds, $line["id"], $nest_level+1);
-
-				$f_sth = $pdo->prepare("SELECT id,title FROM ttrss_feeds
-						WHERE cat_id = ? AND owner_uid = ? ORDER BY title");
-
-				$f_sth->execute([$line['id'], $_SESSION['uid']]);
-
-				while ($fline = $f_sth->fetch()) {
-					$is_selected = (in_array($fline["id"], $default_ids)) ? "selected=\"1\"" : "";
-
-					$fline["title"] = " " . $fline["title"];
-
-					for ($i = 0; $i < $nest_level; $i++)
-						$fline["title"] = " " . $fline["title"];
-
-					$rv .= sprintf("<option $is_selected value='%d'>%s</option>",
-						$fline["id"], htmlspecialchars($fline["title"]));
-				}
-			}
-
-			if (!$root_id) {
-				$is_selected = in_array("CAT:0", $default_ids) ? "selected=\"1\"" : "";
-
-				$rv .= sprintf("<option $is_selected value='CAT:0'>%s</option>",
-					__("Uncategorized"));
-
-				$f_sth = $pdo->prepare("SELECT id,title FROM ttrss_feeds
-						WHERE cat_id IS NULL AND owner_uid = ? ORDER BY title");
-				$f_sth->execute([$_SESSION['uid']]);
-
-				while ($fline = $f_sth->fetch()) {
-					$is_selected = in_array($fline["id"], $default_ids) ? "selected=\"1\"" : "";
-
-					$fline["title"] = " " . $fline["title"];
-
-					for ($i = 0; $i < $nest_level; $i++)
-						$fline["title"] = " " . $fline["title"];
-
-					$rv .= sprintf("<option $is_selected value='%d'>%s</option>",
-						$fline["id"], htmlspecialchars($fline["title"]));
-				}
-			}
-
-		} else {
-			$sth = $pdo->prepare("SELECT id,title FROM ttrss_feeds
-					WHERE owner_uid = ? ORDER BY title");
-			$sth->execute([$_SESSION['uid']]);
-
-			while ($line = $sth->fetch()) {
-
-				$is_selected = (in_array($line["id"], $default_ids)) ? "selected=\"1\"" : "";
-
-				$rv .= sprintf("<option $is_selected value='%d'>%s</option>",
-					$line["id"], htmlspecialchars($line["title"]));
-			}
-		}
-
-		if (!$root_id) {
-			$rv .= "</select>";
-		}
-
-		return $rv;
-	}
-}
diff --git a/classes/pref/labels.php b/classes/pref/labels.php
deleted file mode 100644
index 2e128691e..000000000
--- a/classes/pref/labels.php
+++ /dev/null
@@ -1,225 +0,0 @@
-<?php
-class Pref_Labels extends Handler_Protected {
-
-	function csrf_ignore(string $method): bool {
-		$csrf_ignored = array("index", "getlabeltree");
-
-		return array_search($method, $csrf_ignored) !== false;
-	}
-
-	function edit(): void {
-		$label = ORM::for_table('ttrss_labels2')
-			->where('owner_uid', $_SESSION['uid'])
-			->find_one($_REQUEST['id']);
-
-		if ($label) {
-			print json_encode($label->as_array());
-		}
-	}
-
-	function getlabeltree(): void {
-		$root = array();
-		$root['id'] = 'root';
-		$root['name'] = __('Labels');
-		$root['items'] = array();
-
-		$sth = $this->pdo->prepare("SELECT *
-			FROM ttrss_labels2
-			WHERE owner_uid = ?
-			ORDER BY caption");
-		$sth->execute([$_SESSION['uid']]);
-
-		while ($line = $sth->fetch()) {
-			$label = array();
-			$label['id'] = 'LABEL:' . $line['id'];
-			$label['bare_id'] = $line['id'];
-			$label['name'] = $line['caption'];
-			$label['fg_color'] = $line['fg_color'];
-			$label['bg_color'] = $line['bg_color'];
-			$label['type'] = 'label';
-			$label['checkbox'] = false;
-
-			array_push($root['items'], $label);
-		}
-
-		$fl = array();
-		$fl['identifier'] = 'id';
-		$fl['label'] = 'name';
-		$fl['items'] = array($root);
-
-		print json_encode($fl);
-	}
-
-	function colorset(): void {
-		$kind = clean($_REQUEST["kind"]);
-		$ids = explode(',', clean($_REQUEST["ids"]));
-		$color = clean($_REQUEST["color"]);
-		$fg = clean($_REQUEST["fg"]);
-		$bg = clean($_REQUEST["bg"]);
-
-		foreach ($ids as $id) {
-
-			if ($kind == "fg" || $kind == "bg") {
-				$sth = $this->pdo->prepare("UPDATE ttrss_labels2 SET
-					{$kind}_color = ? WHERE id = ?
-					AND owner_uid = ?");
-
-				$sth->execute([$color, $id, $_SESSION['uid']]);
-
-			} else {
-
-				$sth = $this->pdo->prepare("UPDATE ttrss_labels2 SET
-					fg_color = ?, bg_color = ? WHERE id = ?
-					AND owner_uid = ?");
-
-				$sth->execute([$fg, $bg, $id, $_SESSION['uid']]);
-			}
-
-			/* Remove cached data */
-
-			$sth = $this->pdo->prepare("UPDATE ttrss_user_entries SET label_cache = ''
-				WHERE owner_uid = ?");
-			$sth->execute([$_SESSION['uid']]);
-		}
-	}
-
-	function colorreset(): void {
-		$ids = explode(',', clean($_REQUEST["ids"]));
-
-		foreach ($ids as $id) {
-			$sth = $this->pdo->prepare("UPDATE ttrss_labels2 SET
-				fg_color = '', bg_color = '' WHERE id = ?
-				AND owner_uid = ?");
-			$sth->execute([$id, $_SESSION['uid']]);
-
-			/* Remove cached data */
-
-			$sth = $this->pdo->prepare("UPDATE ttrss_user_entries SET label_cache = ''
-				WHERE owner_uid = ?");
-			$sth->execute([$_SESSION['uid']]);
-		}
-	}
-
-	function save(): void {
-
-		$id = clean($_REQUEST["id"]);
-		$caption = clean($_REQUEST["caption"]);
-
-		$this->pdo->beginTransaction();
-
-		$sth = $this->pdo->prepare("SELECT caption FROM ttrss_labels2
-			WHERE id = ? AND owner_uid = ?");
-		$sth->execute([$id, $_SESSION['uid']]);
-
-		if ($row = $sth->fetch()) {
-			$old_caption = $row["caption"];
-
-			$sth = $this->pdo->prepare("SELECT id FROM ttrss_labels2
-				WHERE caption = ? AND owner_uid = ?");
-			$sth->execute([$caption, $_SESSION['uid']]);
-
-			if (!$sth->fetch()) {
-				if ($caption) {
-					$sth = $this->pdo->prepare("UPDATE ttrss_labels2 SET
-						caption = ? WHERE id = ? AND
-						owner_uid = ?");
-					$sth->execute([$caption, $id, $_SESSION['uid']]);
-
-					/* Update filters that reference label being renamed */
-
-					$sth = $this->pdo->prepare("UPDATE ttrss_filters2_actions SET
-						action_param = ? WHERE action_param = ?
-						AND action_id = 7
-						AND filter_id IN (SELECT id FROM ttrss_filters2 WHERE owner_uid = ?)");
-
-					$sth->execute([$caption, $old_caption, $_SESSION['uid']]);
-
-					print clean($_REQUEST["caption"]);
-				} else {
-					print $old_caption;
-				}
-			} else {
-				print $old_caption;
-			}
-		}
-
-		$this->pdo->commit();
-
-	}
-
-	function remove(): void {
-		/** @var array<int, int> */
-		$ids = array_map("intval", explode(",", clean($_REQUEST["ids"])));
-
-		foreach ($ids as $id) {
-			Labels::remove($id, $_SESSION["uid"]);
-		}
-
-	}
-
-	function add(): void {
-		$caption = clean($_REQUEST["caption"]);
-		$output = clean($_REQUEST["output"] ?? false);
-
-		if ($caption) {
-			if (Labels::create($caption)) {
-				if (!$output) {
-					print T_sprintf("Created label <b>%s</b>", htmlspecialchars($caption));
-				}
-			}
-		}
-	}
-
-	function index(): void {
-		?>
-		<div dojoType='dijit.layout.BorderContainer' gutters='false'>
-			<div style='padding : 0px' dojoType='dijit.layout.ContentPane' region='top'>
-				<div dojoType='fox.Toolbar'>
-					<div dojoType='fox.form.DropDownButton'>
-						<span><?= __('Select') ?></span>
-						<div dojoType='dijit.Menu' style='display: none'>
-						<div onclick="dijit.byId('labelTree').model.setAllChecked(true)"
-							dojoType='dijit.MenuItem'><?=('All') ?></div>
-						<div onclick="dijit.byId('labelTree').model.setAllChecked(false)"
-							dojoType='dijit.MenuItem'><?=('None') ?></div>
-					</div>
-				</div>
-
-				<button dojoType='dijit.form.Button' onclick='CommonDialogs.addLabel()'>
-					<?=('Create label') ?></button dojoType='dijit.form.Button'>
-
-				<button dojoType='dijit.form.Button' onclick="dijit.byId('labelTree').removeSelected()">
-					<?=('Remove') ?></button dojoType='dijit.form.Button'>
-
-				<button dojoType='dijit.form.Button' onclick="dijit.byId('labelTree').resetColors()">
-					<?=('Clear colors') ?></button dojoType='dijit.form.Button'>
-
-				</div>
-			</div>
-
-			<div style='padding : 0px' dojoType='dijit.layout.ContentPane' region='center'>
-				<div dojoType='dojo.data.ItemFileWriteStore' jsId='labelStore'
-					url='backend.php?op=pref-labels&method=getlabeltree'>
-				</div>
-
-				<div dojoType='lib.CheckBoxStoreModel' jsId='labelModel' store='labelStore'
-					query="{id:'root'}" rootId='root'
-					childrenAttrs='items' checkboxStrict='false' checkboxAll='false'>
-				</div>
-
-				<div dojoType='fox.PrefLabelTree' id='labelTree' model='labelModel' openOnClick='true'>
-					<script type='dojo/method' event='onClick' args='item'>
-						var id = String(item.id);
-						var bare_id = id.substr(id.indexOf(':')+1);
-
-						if (id.match('LABEL:')) {
-							dijit.byId('labelTree').editLabel(bare_id);
-						}
-					</script>
-				</div>
-			</div>
-			<?php PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_TAB, "prefLabels") ?>
-		</div>
-		<?php
-	}
-}
diff --git a/classes/pref/prefs.php b/classes/pref/prefs.php
deleted file mode 100644
index 2ce5f061b..000000000
--- a/classes/pref/prefs.php
+++ /dev/null
@@ -1,1603 +0,0 @@
-<?php
-use chillerlan\QRCode;
-
-class Pref_Prefs extends Handler_Protected {
-	/** @var array<Prefs::*, array<int, string>> */
-	private array $pref_help = [];
-
-	/** @var array<string, array<int, string>> pref items are Prefs::*|Pref_Prefs::BLOCK_SEPARATOR (PHPStan was complaining) */
-	private array $pref_item_map = [];
-
-	/** @var array<string, string> */
-	private array $pref_help_bottom = [];
-
-	/** @var array<int, string> */
-	private array $pref_blacklist = [];
-
-	private const BLOCK_SEPARATOR = 'BLOCK_SEPARATOR';
-
-	const PI_RES_ALREADY_INSTALLED = "PI_RES_ALREADY_INSTALLED";
-	const PI_RES_SUCCESS = "PI_RES_SUCCESS";
-	const PI_ERR_NO_CLASS = "PI_ERR_NO_CLASS";
-	const PI_ERR_NO_INIT_PHP = "PI_ERR_NO_INIT_PHP";
-	const PI_ERR_EXEC_FAILED = "PI_ERR_EXEC_FAILED";
-	const PI_ERR_NO_TEMPDIR = "PI_ERR_NO_TEMPDIR";
-	const PI_ERR_PLUGIN_NOT_FOUND = "PI_ERR_PLUGIN_NOT_FOUND";
-	const PI_ERR_NO_WORKDIR = "PI_ERR_NO_WORKDIR";
-
-	function csrf_ignore(string $method) : bool {
-		$csrf_ignored = array("index", "updateself", "otpqrcode");
-
-		return array_search($method, $csrf_ignored) !== false;
-	}
-
-	function __construct($args) {
-		parent::__construct($args);
-
-		$this->pref_item_map = [
-			__('General') => [
-				Prefs::USER_LANGUAGE,
-				Prefs::USER_TIMEZONE,
-				self::BLOCK_SEPARATOR,
-				Prefs::USER_CSS_THEME,
-				self::BLOCK_SEPARATOR,
-				Prefs::ENABLE_API_ACCESS,
-			],
-			__('Feeds') => [
-				Prefs::DEFAULT_UPDATE_INTERVAL,
-				Prefs::FRESH_ARTICLE_MAX_AGE,
-				Prefs::DEFAULT_SEARCH_LANGUAGE,
-				self::BLOCK_SEPARATOR,
-				Prefs::ENABLE_FEED_CATS,
-				self::BLOCK_SEPARATOR,
-				Prefs::CONFIRM_FEED_CATCHUP,
-				Prefs::ON_CATCHUP_SHOW_NEXT_FEED,
-				self::BLOCK_SEPARATOR,
-				Prefs::HIDE_READ_FEEDS,
-				Prefs::HIDE_READ_SHOWS_SPECIAL,
-			],
-			__('Articles') => [
-				Prefs::PURGE_OLD_DAYS,
-				Prefs::PURGE_UNREAD_ARTICLES,
-				self::BLOCK_SEPARATOR,
-				Prefs::COMBINED_DISPLAY_MODE,
-				Prefs::CDM_EXPANDED,
-				Prefs::CDM_ENABLE_GRID,
-				self::BLOCK_SEPARATOR,
-				Prefs::CDM_AUTO_CATCHUP,
-				Prefs::VFEED_GROUP_BY_FEED,
-				self::BLOCK_SEPARATOR,
-				Prefs::SHOW_CONTENT_PREVIEW,
-				Prefs::STRIP_IMAGES,
-			],
-			__('Digest') => [
-				Prefs::DIGEST_ENABLE,
-				Prefs::DIGEST_CATCHUP,
-				Prefs::DIGEST_PREFERRED_TIME,
-			],
-			__('Advanced') => [
-				Prefs::BLACKLISTED_TAGS,
-				self::BLOCK_SEPARATOR,
-				Prefs::LONG_DATE_FORMAT,
-				Prefs::SHORT_DATE_FORMAT,
-				self::BLOCK_SEPARATOR,
-				Prefs::SSL_CERT_SERIAL,
-				self::BLOCK_SEPARATOR,
-				Prefs::DISABLE_CONDITIONAL_COUNTERS,
-				Prefs::HEADLINES_NO_DISTINCT,
-			],
-			__('Debugging') => [
-				Prefs::DEBUG_HEADLINE_IDS,
-			],
-		];
-
-		$this->pref_help_bottom = [
-			Prefs::BLACKLISTED_TAGS => __("Never apply these tags automatically (comma-separated list)."),
-		];
-
-		$this->pref_help = [
-			Prefs::BLACKLISTED_TAGS => array(__("Blacklisted tags"), ""),
-			Prefs::DEFAULT_SEARCH_LANGUAGE => array(__("Default language"), __("Used for full-text search")),
-			Prefs::CDM_AUTO_CATCHUP => array(__("Mark read on scroll"), __("Mark articles as read as you scroll past them")),
-			Prefs::CDM_EXPANDED => array(__("Always expand articles")),
-			Prefs::COMBINED_DISPLAY_MODE => array(__("Combined mode"), __("Show flat list of articles instead of separate panels")),
-			Prefs::CONFIRM_FEED_CATCHUP => array(__("Confirm marking feeds as read")),
-			Prefs::DEFAULT_UPDATE_INTERVAL => array(__("Default update interval")),
-			Prefs::DIGEST_CATCHUP => array(__("Mark sent articles as read")),
-			Prefs::DIGEST_ENABLE => array(__("Enable digest"), __("Send daily digest of new (and unread) headlines to your e-mail address")),
-			Prefs::DIGEST_PREFERRED_TIME => array(__("Try to send around this time"), __("Time in UTC")),
-			Prefs::ENABLE_API_ACCESS => array(__("Enable API"), __("Allows accessing this account through the API")),
-			Prefs::ENABLE_FEED_CATS => array(__("Enable categories")),
-			Prefs::FRESH_ARTICLE_MAX_AGE => array(__("Maximum age of fresh articles"), "<strong>" . __("hours") . "</strong>"),
-			Prefs::HIDE_READ_FEEDS => array(__("Hide read feeds")),
-			Prefs::HIDE_READ_SHOWS_SPECIAL => array(__("Always show special feeds"), __("While hiding read feeds")),
-			Prefs::LONG_DATE_FORMAT => array(__("Long date format"), __("Syntax is identical to PHP <a href='http://php.net/manual/function.date.php'>date()</a> function.")),
-			Prefs::ON_CATCHUP_SHOW_NEXT_FEED => array(__("Automatically show next feed"), __("After marking one as read")),
-			Prefs::PURGE_OLD_DAYS => array(__("Purge articles older than"), __("<strong>days</strong> (0 disables)")),
-			Prefs::PURGE_UNREAD_ARTICLES => array(__("Purge unread articles")),
-			Prefs::SHORT_DATE_FORMAT => array(__("Short date format")),
-			Prefs::SHOW_CONTENT_PREVIEW => array(__("Show content preview in headlines")),
-			Prefs::SSL_CERT_SERIAL => array(__("SSL client certificate")),
-			Prefs::STRIP_IMAGES => array(__("Do not embed media")),
-			Prefs::USER_TIMEZONE => array(__("Time zone")),
-			Prefs::VFEED_GROUP_BY_FEED => array(__("Group by feed"), __("Group multiple-feed output by originating feed")),
-			Prefs::USER_LANGUAGE => array(__("Language")),
-			Prefs::USER_CSS_THEME => array(__("Theme")),
-			Prefs::HEADLINES_NO_DISTINCT => array(__("Don't enforce DISTINCT headlines"), __("May produce duplicate entries")),
-			Prefs::DEBUG_HEADLINE_IDS => array(__("Show article and feed IDs"), __("In the headlines buffer")),
-			Prefs::DISABLE_CONDITIONAL_COUNTERS => array(__("Disable conditional counter updates"), __("May increase server load")),
-			Prefs::CDM_ENABLE_GRID => array(__("Grid view"), __("On wider screens, if always expanded")),
-		];
-
-		// hidden in the main prefs UI (use to hide things that have description set above)
-		$this->pref_blacklist = [
-			//
-		];
-	}
-
-	function changepassword(): void {
-
-		if (Config::get(Config::FORBID_PASSWORD_CHANGES)) {
-			print "ERROR: ".format_error("Access forbidden.");
-			return;
-		}
-
-		$old_pw = clean($_POST["old_password"]);
-		$new_pw = clean($_POST["new_password"]);
-		$new_unclean_pw = $_POST["new_password"];
-		$con_pw = clean($_POST["confirm_password"]);
-
-		if ($new_unclean_pw != $new_pw) {
-			print "ERROR: ".format_error("New password contains disallowed characters.");
-			return;
-		}
-
-		if ($old_pw == $new_pw) {
-			print "ERROR: ".format_error("New password must be different from the old one.");
-			return;
-		}
-
-		if ($old_pw == "") {
-			print "ERROR: ".format_error("Old password cannot be blank.");
-			return;
-		}
-
-		if ($new_pw == "") {
-			print "ERROR: ".format_error("New password cannot be blank.");
-			return;
-		}
-
-		if ($new_pw != $con_pw) {
-			print "ERROR: ".format_error("Entered passwords do not match.");
-			return;
-		}
-
-		$authenticator = PluginHost::getInstance()->get_plugin($_SESSION["auth_module"]);
-
-		if (method_exists($authenticator, "change_password")) {
-			print format_notice($authenticator->change_password($_SESSION["uid"], $old_pw, $new_pw));
-		} else {
-			print "ERROR: ".format_error("Function not supported by authentication module.");
-		}
-	}
-
-	function saveconfig(): void {
-		$boolean_prefs = explode(",", clean($_POST["boolean_prefs"]));
-
-		foreach ($boolean_prefs as $pref) {
-			$_POST[$pref] ??= 'false';
-		}
-
-		$need_reload = false;
-
-		foreach (array_keys($_POST) as $pref_name) {
-
-			$value = $_POST[$pref_name];
-
-			switch ($pref_name) {
-				case Prefs::DIGEST_PREFERRED_TIME:
-					if (get_pref(Prefs::DIGEST_PREFERRED_TIME) != $value) {
-
-						$sth = $this->pdo->prepare("UPDATE ttrss_users SET
-							last_digest_sent = NULL WHERE id = ?");
-						$sth->execute([$_SESSION['uid']]);
-
-					}
-					break;
-				case Prefs::USER_LANGUAGE:
-					if (!$need_reload) $need_reload = $_SESSION["language"] != $value;
-					break;
-
-				case Prefs::USER_CSS_THEME:
-					if (!$need_reload) $need_reload = get_pref($pref_name) != $value;
-					break;
-
-				case Prefs::BLACKLISTED_TAGS:
-					$cats = FeedItem_Common::normalize_categories(explode(",", $value));
-					asort($cats);
-					$value = implode(", ", $cats);
-					break;
-			}
-
-			if (Prefs::is_valid($pref_name)) {
-				Prefs::set($pref_name, $value, $_SESSION["uid"], $_SESSION["profile"] ?? null);
-			}
-		}
-
-		if ($need_reload) {
-			print "PREFS_NEED_RELOAD";
-		} else {
-			print __("The configuration was saved.");
-		}
-	}
-
-	function changePersonalData(): void {
-
-		$user = ORM::for_table('ttrss_users')->find_one($_SESSION['uid']);
-		$new_email = clean($_POST['email']);
-
-		if ($user) {
-			$user->full_name = clean($_POST['full_name']);
-
-			if ($user->email != $new_email) {
-				Logger::log(E_USER_NOTICE, "Email address of user {$user->login} has been changed to {$new_email}.");
-
-				if ($user->email) {
-					$mailer = new Mailer();
-
-					$tpl = new Templator();
-
-					$tpl->readTemplateFromFile("mail_change_template.txt");
-
-					$tpl->setVariable('LOGIN', $user->login);
-					$tpl->setVariable('NEWMAIL', $new_email);
-					$tpl->setVariable('TTRSS_HOST', Config::get_self_url());
-
-					$tpl->addBlock('message');
-
-					$tpl->generateOutputToString($message);
-
-					$mailer->mail(["to_name" => $user->login,
-						"to_address" => $user->email,
-						"subject" => "[tt-rss] Email address change notification",
-						"message" => $message]);
-				}
-
-				$user->email = $new_email;
-			}
-
-			$user->save();
-		}
-
-		print __("Your personal data has been saved.");
-	}
-
-	function resetconfig(): void {
-		Prefs::reset($_SESSION["uid"], $_SESSION["profile"] ?? null);
-
-		print "PREFS_NEED_RELOAD";
-	}
-
-	private function index_auth_personal(): void {
-
-		$user = ORM::for_table('ttrss_users')->find_one($_SESSION['uid']);
-
-		?>
-		<form dojoType='dijit.form.Form'>
-
-			<?= \Controls\hidden_tag("op", "pref-prefs") ?>
-			<?= \Controls\hidden_tag("method", "changePersonalData") ?>
-
-			<script type="dojo/method" event="onSubmit" args="evt">
-					evt.preventDefault();
-					if (this.validate()) {
-						Notify.progress('Saving data...', true);
-						xhr.post("backend.php", this.getValues(), (reply) => {
-							Notify.info(reply);
-						})
-					}
-			</script>
-
-			<fieldset>
-				<label><?= __('Full name:') ?></label>
-				<input dojoType='dijit.form.ValidationTextBox' name='full_name' required='1' value="<?= htmlspecialchars($user->full_name) ?>">
-			</fieldset>
-
-			<fieldset>
-				<label><?= __('E-mail:') ?></label>
-				<input dojoType='dijit.form.ValidationTextBox' name='email' required='1' value="<?= htmlspecialchars($user->email) ?>">
-			</fieldset>
-
-			<hr/>
-
-			<button dojoType='dijit.form.Button' type='submit' class='alt-primary'>
-				<?= \Controls\icon("save") ?>
-				<?= __("Save") ?>
-			</button>
-		</form>
-		<?php
-	}
-
-	private function index_auth_password(): void {
-		if ($_SESSION["auth_module"]) {
-			$authenticator = PluginHost::getInstance()->get_plugin($_SESSION["auth_module"]);
-		} else {
-			$authenticator = false;
-		}
-
-		$otp_enabled = UserHelper::is_otp_enabled($_SESSION["uid"]);
-
-		if ($authenticator && method_exists($authenticator, "change_password")) {
-			?>
-
-			<div style='display : none' id='pwd_change_infobox'></div>
-
-			<form dojoType='dijit.form.Form'>
-
-				<?= \Controls\hidden_tag("op", "pref-prefs") ?>
-				<?= \Controls\hidden_tag("method", "changepassword") ?>
-
-				<!-- TODO: return JSON the backend call -->
-				<script type="dojo/method" event="onSubmit" args="evt">
-					evt.preventDefault();
-					if (this.validate()) {
-						Notify.progress('Saving data...', true);
-						xhr.post("backend.php", this.getValues(), (reply) => {
-							Notify.close();
-							if (reply.indexOf('ERROR: ') == 0) {
-
-								App.byId('pwd_change_infobox').innerHTML =
-								reply.replace('ERROR: ', '');
-
-							} else {
-								App.byId('pwd_change_infobox').innerHTML =
-								reply.replace('ERROR: ', '');
-
-								const warn = App.byId('default_pass_warning');
-								if (warn) Element.hide(warn);
-							}
-
-							Element.show('pwd_change_infobox');
-						})
-					}
-				</script>
-
-				<fieldset>
-					<label><?= __("Old password:") ?></label>
-					<input dojoType='dijit.form.ValidationTextBox' type='password' required='1' name='old_password'>
-				</fieldset>
-
-				<fieldset>
-					<label><?= __("New password:") ?></label>
-					<input dojoType='dijit.form.ValidationTextBox' type='password' regexp='^[^<>]+' required='1' name='new_password'>
-				</fieldset>
-
-				<fieldset>
-					<label><?= __("Confirm password:") ?></label>
-					<input dojoType='dijit.form.ValidationTextBox' type='password' regexp='^[^<>]+' required='1' name='confirm_password'>
-				</fieldset>
-
-				<hr/>
-
-				<button dojoType='dijit.form.Button' type='submit' class='alt-primary'>
-					<?= \Controls\icon("security") ?>
-					<?= __("Change password") ?>
-				</button>
-			</form>
-
-			<?php
-
-		} else {
-			print_notice(T_sprintf("Authentication module used for this session (<b>%s</b>) does not provide an ability to set passwords.",
-				$_SESSION["auth_module"]));
-		}
-	}
-
-	private function index_auth_app_passwords(): void {
-		print_notice("Separate passwords used for API clients. Required if you enable OTP.");
-		?>
-
-		<div id='app_passwords_holder'>
-			<?php $this->appPasswordList() ?>
-		</div>
-
-		<hr>
-
-		<button style='float : left' class='alt-primary' dojoType='dijit.form.Button' onclick="Helpers.AppPasswords.generate()">
-		<?= \Controls\icon("add") ?>
-			<?= __('Generate password') ?>
-		</button>
-
-		<button style='float : left' class='alt-danger' dojoType='dijit.form.Button'
-			onclick="Helpers.AppPasswords.removeSelected()">
-			<?= \Controls\icon("delete") ?>
-			<?= __('Remove selected') ?>
-		</button>
-
-		<?php
-	}
-
-	private function index_auth_2fa(): void {
-		$otp_enabled = UserHelper::is_otp_enabled($_SESSION["uid"]);
-
-		if ($_SESSION["auth_module"] == "auth_internal") {
-			if ($otp_enabled) {
-				print_warning("One time passwords are currently enabled. Enter your current password below to disable.");
-				?>
-
-				<form dojoType='dijit.form.Form'>
-					<?= \Controls\hidden_tag("op", "pref-prefs") ?>
-					<?= \Controls\hidden_tag("method", "otpdisable") ?>
-
-					<!-- TODO: return JSON from the backend call -->
-					<script type="dojo/method" event="onSubmit" args="evt">
-						evt.preventDefault();
-						if (this.validate()) {
-							Notify.progress('Saving data...', true);
-							xhr.post("backend.php", this.getValues(), (reply) => {
-								Notify.close();
-
-								if (reply.indexOf('ERROR: ') == 0) {
-									Notify.error(reply.replace('ERROR: ', ''));
-								} else {
-									window.location.reload();
-								}
-							})
-						}
-					</script>
-
-					<fieldset>
-						<label><?= __("Your password:") ?></label>
-						<input dojoType='dijit.form.ValidationTextBox' type='password' required='1' name='password'>
-					</fieldset>
-
-					<hr/>
-
-					<button dojoType='dijit.form.Button' type='submit' class='alt-danger'>
-						<?= \Controls\icon("lock_open") ?>
-						<?= __("Disable OTP") ?>
-					</button>
-
-				</form>
-
-				<?php
-
-			} else {
-
-				print "<img src=".($this->_get_otp_qrcode_img()).">";
-
-				print_notice("You will need to generate app passwords for API clients if you enable OTP.");
-
-				$otp_secret = UserHelper::get_otp_secret($_SESSION["uid"]);
-				?>
-
-				<form dojoType='dijit.form.Form'>
-
-					<?= \Controls\hidden_tag("op", "pref-prefs") ?>
-					<?= \Controls\hidden_tag("method", "otpenable") ?>
-
-					<fieldset>
-						<label><?= __("OTP secret:") ?></label>
-						<code><?= $this->format_otp_secret($otp_secret) ?></code>
-					</fieldset>
-
-					<!-- TODO: return JSON from the backend call -->
-					<script type="dojo/method" event="onSubmit" args="evt">
-						evt.preventDefault();
-						if (this.validate()) {
-							Notify.progress('Saving data...', true);
-							xhr.post("backend.php", this.getValues(), (reply) => {
-								Notify.close();
-
-								if (reply.indexOf('ERROR:') == 0) {
-									Notify.error(reply.replace('ERROR:', ''));
-								} else {
-									window.location.reload();
-								}
-							})
-						}
-					</script>
-
-					<fieldset>
-						<label><?= __("Your password:") ?></label>
-						<input dojoType='dijit.form.ValidationTextBox' type='password' required='1' name='password'>
-					</fieldset>
-
-					<fieldset>
-						<label><?= __("Verification code:") ?></label>
-						<input dojoType='dijit.form.ValidationTextBox' autocomplete='off' required='1' name='otp'>
-					</fieldset>
-
-					<hr/>
-
-					<button dojoType='dijit.form.Button' type='submit' class='alt-primary'>
-						<?= \Controls\icon("lock") ?>
-						<?= __("Enable OTP") ?>
-					</button>
-
-				</form>
-				<?php
-			}
-		} else {
-			print_notice("OTP is only available when using <b>auth_internal</b> authentication module.");
-		}
-	}
-
-	function index_auth(): void {
-		?>
-		<div dojoType='dijit.layout.TabContainer'>
-			<div dojoType='dijit.layout.ContentPane' title="<?= __('Personal data') ?>">
-				<?php $this->index_auth_personal() ?>
-			</div>
-			<div dojoType='dijit.layout.ContentPane' title="<?= __('Password') ?>">
-				<?php $this->index_auth_password() ?>
-			</div>
-			<div dojoType='dijit.layout.ContentPane' title="<?= __('App passwords') ?>">
-				<?php if (PluginHost::getInstance()->get_plugin('auth_internal')) { ?>
-					<?php $this->index_auth_app_passwords() ?>
-				<?php } else { ?>
-					<?= format_warning("App passwords are only available if <b>auth_internal<b> plugin is enabled."); ?>
-				<?php } ?>
-			</div>
-			<div dojoType='dijit.layout.ContentPane' title="<?= __('Authenticator (OTP)') ?>">
-				<?php $this->index_auth_2fa() ?>
-			</div>
-		</div>
-		<?php
-	}
-
-	private function index_prefs_list(): void {
-		$profile = $_SESSION["profile"] ?? null;
-
-		if ($profile) {
-			print_notice(__("Some preferences are only available in default profile."));
-		}
-
-		/** @var array<string, array{'type_hint': Config::T_*, 'value': bool|int|string, 'help_text': string, 'short_desc': string}> */
-		$prefs_available = [];
-
-		/** @var array<int, string> */
-		$listed_boolean_prefs = [];
-
-		foreach (Prefs::get_all($_SESSION["uid"], $profile) as $pref) {
-
-			if (in_array($pref["pref_name"], $this->pref_blacklist)) {
-				continue;
-			}
-
-			if ($profile && in_array($pref["pref_name"], Prefs::_PROFILE_BLACKLIST)) {
-				continue;
-			}
-
-			$pref_name = $pref["pref_name"];
-			$short_desc = $this->_get_short_desc($pref_name);
-
-			if (!$short_desc)
-				continue;
-
-			$prefs_available[$pref_name] = [
-				'type_hint' => $pref['type_hint'],
-				'value' => $pref['value'],
-				'help_text' => $this->_get_help_text($pref_name),
-				'short_desc' => $short_desc
-			];
-		}
-
-		foreach (array_keys($this->pref_item_map) as $section) {
-
-			print "<h2>$section</h2>";
-
-			foreach ($this->pref_item_map[$section] as $pref_name) {
-
-				if ($pref_name == self::BLOCK_SEPARATOR && !$profile) {
-					print "<hr/>";
-					continue;
-				}
-
-				if ($pref_name == Prefs::DEFAULT_SEARCH_LANGUAGE && Config::get(Config::DB_TYPE) != "pgsql") {
-					continue;
-				}
-
-				if (isset($prefs_available[$pref_name])) {
-
-					$item = $prefs_available[$pref_name];
-
-					print "<fieldset class='prefs'>";
-
-					print "<label for='CB_$pref_name'>";
-					print $item['short_desc'] . ":";
-					print "</label>";
-
-					$value = $item['value'];
-					$type_hint = $item['type_hint'];
-
-					if ($pref_name == Prefs::USER_LANGUAGE) {
-						print \Controls\select_hash($pref_name, $value, get_translations(),
-							["style" => 'width : 220px; margin : 0px']);
-
-					} else if ($pref_name == Prefs::USER_TIMEZONE) {
-
-						$timezones = explode("\n", file_get_contents("lib/timezones.txt"));
-
-						print \Controls\select_tag($pref_name, $value, $timezones, ["dojoType" => "dijit.form.FilteringSelect"]);
-
-					} else if ($pref_name == Prefs::BLACKLISTED_TAGS) { # TODO: other possible <textarea> prefs go here
-
-						print "<div>";
-
-						print "<textarea dojoType='dijit.form.SimpleTextarea' rows='4'
-							style='width: 500px; font-size : 12px;'
-							name='$pref_name'>$value</textarea><br/>";
-
-						print "<div class='help-text-bottom text-muted'>" . $this->pref_help_bottom[$pref_name] . "</div>";
-
-						print "</div>";
-
-					} else if ($pref_name == Prefs::USER_CSS_THEME) {
-
-						$theme_files = array_map("basename", [
-							...glob("themes/*.php") ?: [],
-							...glob("themes/*.css") ?: [],
-							...glob("themes.local/*.css") ?: [],
-						]);
-
-						asort($theme_files);
-
-						$themes = [ "" => __("default") ];
-
-						foreach ($theme_files as $file) {
-							$themes[$file] = basename($file, ".css");
-						}
-						?>
-
-						<?= \Controls\select_hash($pref_name, $value, $themes) ?>
-						<?= \Controls\button_tag(\Controls\icon("palette") . " " . __("Customize"), "",
-								["onclick" => "Helpers.Prefs.customizeCSS()"]) ?>
-						<?= \Controls\button_tag(\Controls\icon("open_in_new") . " " . __("More themes..."), "",
-								["class" => "alt-info", "onclick" => "window.open(\"https://tt-rss.org/wiki/Themes\")"]) ?>
-
-						<?php
-
-					} else if ($pref_name == Prefs::DEFAULT_UPDATE_INTERVAL) {
-
-						global $update_intervals_nodefault;
-
-						print \Controls\select_hash($pref_name, $value, $update_intervals_nodefault);
-
-					} else if ($pref_name == Prefs::DEFAULT_SEARCH_LANGUAGE) {
-
-						print \Controls\select_tag($pref_name, $value, Pref_Feeds::get_ts_languages());
-
-					} else if ($type_hint == Config::T_BOOL) {
-
-						array_push($listed_boolean_prefs, $pref_name);
-
-						if ($pref_name == Prefs::PURGE_UNREAD_ARTICLES && Config::get(Config::FORCE_ARTICLE_PURGE) != 0) {
-							$is_disabled = true;
-							$is_checked = true;
-						} else {
-							$is_disabled = false;
-							$is_checked = ($value == "true");
-						}
-
-						print \Controls\checkbox_tag($pref_name, $is_checked, "true",
-							["disabled" => $is_disabled], "CB_$pref_name");
-
-						if ($pref_name == Prefs::DIGEST_ENABLE) {
-							print \Controls\button_tag(\Controls\icon("info") . " " . __('Preview'), '',
-								['onclick' => 'Helpers.Digest.preview()', 'style' => 'margin-left : 10px']);
-						}
-
-					} else if (in_array($pref_name, [Prefs::FRESH_ARTICLE_MAX_AGE,
-							Prefs::PURGE_OLD_DAYS, Prefs::LONG_DATE_FORMAT, Prefs::SHORT_DATE_FORMAT])) {
-
-						if ($pref_name == Prefs::PURGE_OLD_DAYS && Config::get(Config::FORCE_ARTICLE_PURGE) != 0) {
-							$attributes = ["disabled" => true, "required" => true];
-							$value = Config::get(Config::FORCE_ARTICLE_PURGE);
-						} else {
-							$attributes = ["required" => true];
-						}
-
-						if ($type_hint == Config::T_INT)
-							print \Controls\number_spinner_tag($pref_name, $value, $attributes);
-						else
-							print \Controls\input_tag($pref_name, $value, "text", $attributes);
-
-					} else if ($pref_name == Prefs::SSL_CERT_SERIAL) {
-
-						print \Controls\input_tag($pref_name, $value, "text", ["readonly" => true], "SSL_CERT_SERIAL");
-
-						$cert_serial = htmlspecialchars(self::_get_ssl_certificate_id());
-						$has_serial = ($cert_serial) ? true : false;
-
-						print \Controls\button_tag(\Controls\icon("security") . " " . __('Register'), "", [
-							"disabled" => !$has_serial,
-							"onclick" => "dijit.byId('SSL_CERT_SERIAL').attr('value', '$cert_serial')"]);
-
-						print \Controls\button_tag(\Controls\icon("clear") . " " . __('Clear'), "", [
-							"class" => "alt-danger",
-							"onclick" => "dijit.byId('SSL_CERT_SERIAL').attr('value', '')"]);
-
-						print \Controls\button_tag(\Controls\icon("help") . " " . __("More info..."), "", [
-							"class" => "alt-info",
-							"onclick" => "window.open('https://tt-rss.org/wiki/SSL%20Certificate%20Authentication')"]);
-
-					} else if ($pref_name == Prefs::DIGEST_PREFERRED_TIME) {
-						print "<input dojoType=\"dijit.form.ValidationTextBox\"
-							id=\"$pref_name\" regexp=\"[012]?\d:\d\d\" placeHolder=\"12:00\"
-							name=\"$pref_name\" value=\"$value\">";
-						$item['help_text'] .= ". " . T_sprintf("Current server time: %s", date("H:i"));
-					} else {
-						$regexp = ($type_hint == Config::T_INT) ? 'regexp="^\d*$"' : '';
-
-						print "<input dojoType=\"dijit.form.ValidationTextBox\" $regexp name=\"$pref_name\" value=\"$value\">";
-					}
-
-					if ($item['help_text'])
-						print "<div class='help-text text-muted'><label for='CB_$pref_name'>".$item['help_text']."</label></div>";
-
-					print "</fieldset>";
-				}
-			}
-		}
-		print \Controls\hidden_tag("boolean_prefs", htmlspecialchars(join(",", $listed_boolean_prefs)));
-	}
-
-	private function index_prefs(): void {
-		?>
-		<form dojoType='dijit.form.Form' id='changeSettingsForm'>
-			<?= \Controls\hidden_tag("op", "pref-prefs") ?>
-			<?= \Controls\hidden_tag("method", "saveconfig") ?>
-
-			<script type="dojo/method" event="onSubmit" args="evt, quit">
-				if (evt) evt.preventDefault();
-				if (this.validate()) {
-					xhr.post("backend.php", this.getValues(), (reply) => {
-						if (quit) {
-							document.location.href = 'index.php';
-						} else {
-							if (reply == 'PREFS_NEED_RELOAD') {
-								window.location.reload();
-							} else {
-								Notify.info(reply);
-							}
-						}
-					})
-				}
-			</script>
-
-			<div dojoType="dijit.layout.BorderContainer" gutters="false">
-				<div dojoType="dijit.layout.ContentPane" region="center" style="overflow-y : auto">
-					<?php $this->index_prefs_list() ?>
-					<?php PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_TAB_SECTION, "prefPrefsPrefsInside") ?>
-				</div>
-				<div dojoType="dijit.layout.ContentPane" region="bottom">
-
-					<div dojoType="fox.form.ComboButton" type="submit" class="alt-primary">
-						<span>	<?= __('Save configuration') ?></span>
-						<div dojoType="dijit.DropDownMenu">
-							<div dojoType="dijit.MenuItem" onclick="dijit.byId('changeSettingsForm').onSubmit(null, true)">
-								<?= __("Save and exit") ?>
-							</div>
-						</div>
-					</div>
-
-					<button dojoType="dijit.form.Button" onclick="return Helpers.Profiles.edit()">
-						<?= \Controls\icon("settings") ?>
-						<?= __('Manage profiles') ?>
-					</button>
-
-					<button dojoType="dijit.form.Button" class="alt-danger" onclick="return Helpers.Prefs.confirmReset()">
-						<?= \Controls\icon("clear") ?>
-						<?= __('Reset to defaults') ?>
-					</button>
-
-					<?php PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_TAB_SECTION, "prefPrefsPrefsOutside") ?>
-				</div>
-			</div>
-		</form>
-		<?php
-	}
-
-	function getPluginsList(): void {
-		$system_enabled = array_map("trim", explode(",", (string)Config::get(Config::PLUGINS)));
-		$user_enabled = array_map("trim", explode(",", get_pref(Prefs::_ENABLED_PLUGINS)));
-
-		$tmppluginhost = new PluginHost();
-		$tmppluginhost->load_all($tmppluginhost::KIND_ALL, $_SESSION["uid"], true);
-
-		$rv = [];
-
-		foreach ($tmppluginhost->get_plugins() as $name => $plugin) {
-			$about = $plugin->about();
-			$is_local = $tmppluginhost->is_local($plugin);
-			$version = htmlspecialchars($this->_get_plugin_version($plugin));
-
-			array_push($rv, [
-				"name" => $name,
-				"is_local" => $is_local,
-				"system_enabled" => in_array($name, $system_enabled),
-				"user_enabled" => in_array($name, $user_enabled),
-				"has_data" => count($tmppluginhost->get_all($plugin)) > 0,
-				"is_system" => (bool)($about[3] ?? false),
-				"version" => $version,
-				"author" => $about[2] ?? "",
-				"description" => $about[1] ?? "",
-				"more_info" => $about[4] ?? "",
-			]);
-		}
-
-		usort($rv, function($a, $b) { return strcmp($a["name"], $b["name"]); });
-
-		print json_encode(['plugins' => $rv, 'is_admin' => $_SESSION['access_level'] >= UserHelper::ACCESS_LEVEL_ADMIN]);
-	}
-
-	function index_plugins(): void {
-		?>
-		<form dojoType="dijit.form.Form" id="changePluginsForm">
-
-			<?= \Controls\hidden_tag("op", "pref-prefs") ?>
-			<?= \Controls\hidden_tag("method", "setplugins") ?>
-
-			<div dojoType="dijit.layout.BorderContainer" gutters="false">
-				<div region="top" dojoType='fox.Toolbar'>
-					<div class='pull-right'>
-						<input name="search" type="search" onkeyup='Helpers.Plugins.search()' dojoType="dijit.form.TextBox">
-						<button dojoType='dijit.form.Button' onclick='Helpers.Plugins.search()'>
-							<?= __('Search') ?>
-						</button>
-					</div>
-
-					<div dojoType='fox.form.DropDownButton'>
-						<span><?= __('Select') ?></span>
-						<div dojoType='dijit.Menu' style='display: none'>
-							<div onclick="Lists.select('prefs-plugin-list', true)"
-								dojoType='dijit.MenuItem'><?= __('All') ?></div>
-							<div onclick="Lists.select('prefs-plugin-list', false)"
-								dojoType='dijit.MenuItem'><?= __('None') ?></div>
-						</div>
-					</div>
-				</div>
-
-				<div dojoType="dijit.layout.ContentPane" region="center" style="overflow-y : auto">
-
-					<script type="dojo/method" event="onShow">
-						Helpers.Plugins.reload();
-					</script>
-
-					<!-- <?php
-						if (!empty($_SESSION["safe_mode"])) {
-							print_error("You have logged in using safe mode, no user plugins will be actually enabled until you login again.");
-						}
-
-						$feed_handler_whitelist = [ "Af_Comics" ];
-
-						$feed_handlers = [
-							...PluginHost::getInstance()->get_hooks(PluginHost::HOOK_FEED_FETCHED),
-							...PluginHost::getInstance()->get_hooks(PluginHost::HOOK_FEED_PARSED),
-							...PluginHost::getInstance()->get_hooks(PluginHost::HOOK_FETCH_FEED),
-						];
-
-						$feed_handlers = array_filter($feed_handlers,
-							fn($plugin) => in_array(get_class($plugin), $feed_handler_whitelist) === false);
-
-						if (count($feed_handlers) > 0) {
-							print_error(
-								T_sprintf("The following plugins use per-feed content hooks. This may cause excessive data usage and origin server load resulting in a ban of your instance: <b>%s</b>" ,
-									implode(", ", array_map(fn($plugin) => get_class($plugin), $feed_handlers))
-								) . " (<a href='https://tt-rss.org/wiki/FeedHandlerPlugins' target='_blank'>".__("More info...")."</a>)"
-							);
-						}
-					?> -->
-
-					<ul id="prefs-plugin-list" class="prefs-plugin-list list-unstyled">
-						<li class='text-center'><?= __("Loading, please wait...") ?></li>
-					</ul>
-
-				</div>
-				<div dojoType="dijit.layout.ContentPane" region="bottom">
-
-					<button dojoType='dijit.form.Button' class="alt-info pull-right" onclick='window.open("https://tt-rss.org/wiki/Plugins")'>
-						<i class='material-icons'>help</i>
-						<?= __("More info") ?>
-					</button>
-
-					<?= \Controls\button_tag(\Controls\icon("check") . " " .__("Enable selected"), "", ["class" => "alt-primary",
-						"onclick" => "Helpers.Plugins.enableSelected()"]) ?>
-
-					<?= \Controls\button_tag(\Controls\icon("refresh"), "", ["title" => __("Reload"), "onclick" => "Helpers.Plugins.reload()"]) ?>
-
-					<?php if ($_SESSION["access_level"] >= UserHelper::ACCESS_LEVEL_ADMIN) { ?>
-						<?php if (Config::get(Config::CHECK_FOR_UPDATES) && Config::get(Config::CHECK_FOR_PLUGIN_UPDATES)) { ?>
-
-							<button class='alt-warning' dojoType='dijit.form.Button' onclick="Helpers.Plugins.update()">
-								<?= \Controls\icon("update") ?>
-								<?= __("Check for updates") ?>
-							</button>
-						<?php } ?>
-
-						<?php if (Config::get(Config::ENABLE_PLUGIN_INSTALLER)) { ?>
-							<button dojoType='dijit.form.Button' onclick="Helpers.Plugins.install()">
-								<?= \Controls\icon("add") ?>
-								<?= __("Install plugin") ?>
-							</button>
-						<?php } ?>
-					<?php } ?>
-				</div>
-			</div>
-		</form>
-		<?php
-	}
-
-	function index(): void {
-		?>
-			<div dojoType='dijit.layout.AccordionContainer' region='center'>
-				<div dojoType='dijit.layout.AccordionPane' title="<i class='material-icons'>person</i> <?= __('Personal data / Authentication')?>">
-					<script type='dojo/method' event='onSelected' args='evt'>
-						if (this.domNode.querySelector('.loading'))
-							window.setTimeout(() => {
-								xhr.post("backend.php", {op: 'pref-prefs', method: 'index_auth'}, (reply) => {
-									this.attr('content', reply);
-								});
-							}, 100);
-					</script>
-					<span class='loading'><?= __("Loading, please wait...") ?></span>
-				</div>
-				<div dojoType='dijit.layout.AccordionPane' selected='true' title="<i class='material-icons'>settings</i> <?= __('Preferences') ?>">
-					<?php $this->index_prefs() ?>
-				</div>
-				<div dojoType='dijit.layout.AccordionPane' style='padding : 0' title="<i class='material-icons'>extension</i> <?= __('Plugins') ?>">
-				<?php $this->index_plugins() ?>
-				</div>
-				<?php PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_TAB, "prefPrefs") ?>
-			</div>
-		<?php
-	}
-
-	function _get_otp_qrcode_img(): ?string {
-		$secret = UserHelper::get_otp_secret($_SESSION["uid"]);
-		$login = UserHelper::get_login_by_id($_SESSION["uid"]);
-
-		if ($secret && $login) {
-			$qrcode = new \chillerlan\QRCode\QRCode();
-
-			$otpurl = "otpauth://totp/".urlencode($login)."?secret=$secret&issuer=".urlencode("Tiny Tiny RSS");
-
-			return $qrcode->render($otpurl);
-		}
-
-		return null;
-	}
-
-	function otpenable(): void {
-		$password = clean($_REQUEST["password"]);
-		$otp_check = clean($_REQUEST["otp"]);
-
-		$authenticator = PluginHost::getInstance()->get_plugin($_SESSION["auth_module"]);
-
-		/** @var Auth_Internal|false $authenticator -- this is only here to make check_password() visible to static analyzer */
-		if ($authenticator->check_password($_SESSION["uid"], $password)) {
-			if (UserHelper::enable_otp($_SESSION["uid"], $otp_check)) {
-				print "OK";
-			} else {
-				print "ERROR:".__("Incorrect one time password");
-			}
-		} else {
-			print "ERROR:".__("Incorrect password");
-		}
-	}
-
-	function otpdisable(): void {
-		$password = clean($_REQUEST["password"]);
-
-		/** @var Auth_Internal|false $authenticator -- this is only here to make check_password() visible to static analyzer */
-		$authenticator = PluginHost::getInstance()->get_plugin($_SESSION["auth_module"]);
-
-		if ($authenticator->check_password($_SESSION["uid"], $password)) {
-
-			$sth = $this->pdo->prepare("SELECT email, login FROM ttrss_users WHERE id = ?");
-			$sth->execute([$_SESSION['uid']]);
-
-			if ($row = $sth->fetch()) {
-				$mailer = new Mailer();
-
-				$tpl = new Templator();
-
-				$tpl->readTemplateFromFile("otp_disabled_template.txt");
-
-				$tpl->setVariable('LOGIN', $row["login"]);
-				$tpl->setVariable('TTRSS_HOST', Config::get_self_url());
-
-				$tpl->addBlock('message');
-
-				$tpl->generateOutputToString($message);
-
-				$mailer->mail(["to_name" => $row["login"],
-					"to_address" => $row["email"],
-					"subject" => "[tt-rss] OTP change notification",
-					"message" => $message]);
-			}
-
-			UserHelper::disable_otp($_SESSION["uid"]);
-
-			print "OK";
-		} else {
-			print "ERROR: ".__("Incorrect password");
-		}
-
-	}
-
-	function setplugins(): void {
-		$plugins = array_filter($_REQUEST["plugins"] ?? [], 'clean');
-
-		set_pref(Prefs::_ENABLED_PLUGINS, implode(",", $plugins));
-	}
-
-	function _get_plugin_version(Plugin $plugin): string {
-		$about = $plugin->about();
-
-		if (!empty($about[0])) {
-			return T_sprintf("v%.2f, by %s", $about[0], $about[2]);
-		}
-
-		$ref = new ReflectionClass(get_class($plugin));
-
-		$plugin_dir = dirname($ref->getFileName());
-
-		if (basename($plugin_dir) == "plugins") {
-			return "";
-		}
-
-		if (is_dir("$plugin_dir/.git")) {
-			$ver = Config::get_version_from_git($plugin_dir);
-
-			return $ver["status"] == 0 ? T_sprintf("v%s, by %s", $ver["version"], $about[2]) : $ver["version"];
-		}
-
-		return "";
-	}
-
-	/**
-	 * @return array<int, array{'plugin': string, 'rv': array{'stdout': false|string, 'stderr': false|string, 'git_status': int, 'need_update': bool}|null}>
-	 */
-	static function _get_updated_plugins(): array {
-		$root_dir = dirname(dirname(__DIR__)); # we're in classes/pref/
-		$plugin_dirs = array_filter(glob("$root_dir/plugins.local/*"), "is_dir");
-		$rv = [];
-
-		foreach ($plugin_dirs as $dir) {
-			if (is_dir("$dir/.git")) {
-				$plugin_name = basename($dir);
-
-				array_push($rv, ["plugin" => $plugin_name, "rv" => self::_plugin_needs_update($root_dir, $plugin_name)]);
-			}
-		}
-
-		$rv = array_values(array_filter($rv, fn($item) => $item["rv"]["need_update"]));
-
-		return $rv;
-	}
-
-	/**
-	 * @return array{'stdout': false|string, 'stderr': false|string, 'git_status': int, 'need_update': bool}|null
-	 */
-	private static function _plugin_needs_update(string $root_dir, string $plugin_name): ?array {
-		$plugin_dir = "$root_dir/plugins.local/" . basename($plugin_name);
-		$rv = null;
-
-		if (is_dir($plugin_dir) && is_dir("$plugin_dir/.git")) {
-			$pipes = [];
-
-			$descriptorspec = [
-				//0 => ["pipe", "r"], // STDIN
-				1 => ["pipe", "w"], // STDOUT
-				2 => ["pipe", "w"], // STDERR
-			];
-
-			$proc = proc_open("git fetch -q origin -a && git log HEAD..origin/master --oneline", $descriptorspec, $pipes, $plugin_dir);
-
-			if (is_resource($proc)) {
-				$rv = [
-					"stdout" => stream_get_contents($pipes[1]),
-					"stderr" => stream_get_contents($pipes[2]),
-					"git_status" => proc_close($proc),
-				];
-				$rv["need_update"] = !empty($rv["stdout"]);
-			}
-		}
-
-		return $rv;
-	}
-
-
-	/**
-	 * @return array{'stdout': false|string, 'stderr': false|string, 'git_status': int}
-	 */
-	private function _update_plugin(string $root_dir, string $plugin_name): array {
-		$plugin_dir = "$root_dir/plugins.local/" . basename($plugin_name);
-		$rv = [];
-
-		if (is_dir($plugin_dir) && is_dir("$plugin_dir/.git")) {
-			$pipes = [];
-
-			$descriptorspec = [
-				//0 => ["pipe", "r"], // STDIN
-				1 => ["pipe", "w"], // STDOUT
-				2 => ["pipe", "w"], // STDERR
-			];
-
-			$proc = proc_open("git fetch origin -a && git log HEAD..origin/master --oneline && git pull --ff-only origin master", $descriptorspec, $pipes, $plugin_dir);
-
-			if (is_resource($proc)) {
-				$rv["stdout"] = stream_get_contents($pipes[1]);
-				$rv["stderr"] = stream_get_contents($pipes[2]);
-				$rv["git_status"] = proc_close($proc);
-			}
-		}
-
-		return $rv;
-	}
-
-	// https://gist.github.com/mindplay-dk/a4aad91f5a4f1283a5e2#gistcomment-2036828
-	private function _recursive_rmdir(string $dir, bool $keep_root = false): bool {
-		// Handle bad arguments.
-		if (empty($dir) || !file_exists($dir)) {
-			 return true; // No such file/dir$dir exists.
-		} elseif (is_file($dir) || is_link($dir)) {
-			 return unlink($dir); // Delete file/link.
-		}
-
-		// Delete all children.
-		$files = new \RecursiveIteratorIterator(
-			 new \RecursiveDirectoryIterator($dir, \RecursiveDirectoryIterator::SKIP_DOTS),
-			 \RecursiveIteratorIterator::CHILD_FIRST
-		);
-
-		foreach ($files as $fileinfo) {
-			 $action = $fileinfo->isDir() ? 'rmdir' : 'unlink';
-			 if (!$action($fileinfo->getRealPath())) {
-				  return false; // Abort due to the failure.
-			 }
-		}
-
-		return $keep_root ? true : rmdir($dir);
-	}
-
-	// https://stackoverflow.com/questions/7153000/get-class-name-from-file
-	private function _get_class_name_from_file(string $file): string {
-		$tokens = token_get_all(file_get_contents($file));
-
-		for ($i = 0; $i < count($tokens); $i++) {
-			if (isset($tokens[$i][0]) && $tokens[$i][0] == T_CLASS) {
-				for ($j = $i+1; $j < count($tokens); $j++) {
-					if (isset($tokens[$j][1]) && $tokens[$j][1] != " ") {
-						return $tokens[$j][1];
-					}
-				}
-			}
-		}
-
-		return "";
-	}
-
-	function uninstallPlugin():  void {
-		if ($_SESSION["access_level"] >= UserHelper::ACCESS_LEVEL_ADMIN) {
-			$plugin_name = basename(clean($_REQUEST['plugin']));
-			$status = 0;
-
-			$plugin_dir = dirname(dirname(__DIR__)) . "/plugins.local/$plugin_name";
-
-			if (is_dir($plugin_dir)) {
-				$status = $this->_recursive_rmdir($plugin_dir);
-			}
-
-			print json_encode(['status' => $status]);
-		}
-	}
-
-	function installPlugin(): void {
-		if ($_SESSION["access_level"] >= UserHelper::ACCESS_LEVEL_ADMIN && Config::get(Config::ENABLE_PLUGIN_INSTALLER)) {
-			$plugin_name = basename(clean($_REQUEST['plugin']));
-			$all_plugins = $this->_get_available_plugins();
-			$plugin_dir = dirname(dirname(__DIR__)) . "/plugins.local";
-
-			$work_dir = "$plugin_dir/plugin-installer";
-
-			$rv = [ ];
-
-			if (is_dir($work_dir) || mkdir($work_dir)) {
-				foreach ($all_plugins as $plugin) {
-					if ($plugin['name'] == $plugin_name) {
-
-						$tmp_dir = tempnam($work_dir, $plugin_name);
-
-						if (file_exists($tmp_dir)) {
-							unlink($tmp_dir);
-
-							$pipes = [];
-
-							$descriptorspec = [
-								1 => ["pipe", "w"], // STDOUT
-								2 => ["pipe", "w"], // STDERR
-							];
-
-							$proc = proc_open("git clone " . escapeshellarg($plugin['clone_url']) . " " . $tmp_dir,
-											$descriptorspec, $pipes, sys_get_temp_dir());
-
-							$status = 0;
-
-							if (is_resource($proc)) {
-								$rv["stdout"] = stream_get_contents($pipes[1]);
-								$rv["stderr"] = stream_get_contents($pipes[2]);
-								$status = proc_close($proc);
-								$rv["git_status"] = $status;
-
-								// yeah I know about mysterious RC = -1
-								if (file_exists("$tmp_dir/init.php")) {
-									$class_name = strtolower(basename($this->_get_class_name_from_file("$tmp_dir/init.php")));
-
-									if ($class_name) {
-										$dst_dir = "$plugin_dir/$class_name";
-
-										if (is_dir($dst_dir)) {
-											$rv['result'] = self::PI_RES_ALREADY_INSTALLED;
-										} else {
-											if (rename($tmp_dir, "$plugin_dir/$class_name")) {
-												$rv['result'] = self::PI_RES_SUCCESS;
-											}
-										}
-									} else {
-										$rv['result'] = self::PI_ERR_NO_CLASS;
-									}
-								} else {
-									$rv['result'] = self::PI_ERR_NO_INIT_PHP;
-								}
-
-							} else {
-								$rv['result'] = self::PI_ERR_EXEC_FAILED;
-							}
-						} else {
-							$rv['result'] = self::PI_ERR_NO_TEMPDIR;
-						}
-
-						// cleanup after failure
-						if ($tmp_dir && is_dir($tmp_dir)) {
-							$this->_recursive_rmdir($tmp_dir);
-						}
-
-						break;
-					}
-				}
-
-				if (empty($rv['result']))
-					$rv['result'] = self::PI_ERR_PLUGIN_NOT_FOUND;
-
-			} else {
-				$rv["result"] = self::PI_ERR_NO_WORKDIR;
-			}
-
-			print json_encode($rv);
-		}
-	}
-
-	/**
-	 * @return array<int, array{'name': string, 'description': string, 'topics': array<int, string>, 'html_url': string, 'clone_url': string, 'last_update': string}>
-	 */
-	private function _get_available_plugins(): array {
-		if ($_SESSION["access_level"] >= UserHelper::ACCESS_LEVEL_ADMIN && Config::get(Config::ENABLE_PLUGIN_INSTALLER)) {
-			$content = json_decode(UrlHelper::fetch(['url' => 'https://tt-rss.org/plugins.json']), true);
-
-			if ($content) {
-				return $content;
-			}
-		}
-
-		return [];
-	}
-
-	function getAvailablePlugins(): void {
-		if ($_SESSION["access_level"] >= UserHelper::ACCESS_LEVEL_ADMIN) {
-			print json_encode($this->_get_available_plugins());
-		} else {
-			print "[]";
-		}
-	}
-
-	function checkForPluginUpdates(): void {
-		if ($_SESSION["access_level"] >= UserHelper::ACCESS_LEVEL_ADMIN && Config::get(Config::CHECK_FOR_UPDATES) && Config::get(Config::CHECK_FOR_PLUGIN_UPDATES)) {
-			$plugin_name = $_REQUEST["name"] ?? "";
-			$root_dir = dirname(dirname(__DIR__)); # we're in classes/pref/
-
-			$rv = empty($plugin_name) ? self::_get_updated_plugins() : [
-				["plugin" => $plugin_name, "rv" => self::_plugin_needs_update($root_dir, $plugin_name)],
-			];
-
-			print json_encode($rv);
-		}
-	}
-
-	function updateLocalPlugins(): void {
-		if ($_SESSION["access_level"] >= UserHelper::ACCESS_LEVEL_ADMIN) {
-			$plugins = explode(",", $_REQUEST["plugins"] ?? "");
-
-			if ($plugins !== false) {
-				$plugins = array_filter($plugins, 'strlen');
-			}
-
-			# we're in classes/pref/
-			$root_dir = dirname(dirname(__DIR__));
-
-			$rv = [];
-
-			if ($plugins) {
-				foreach ($plugins as $plugin_name) {
-					array_push($rv, ["plugin" => $plugin_name, "rv" => $this->_update_plugin($root_dir, $plugin_name)]);
-				}
-			} else {
-				$plugin_dirs = array_filter(glob("$root_dir/plugins.local/*"), "is_dir");
-
-				foreach ($plugin_dirs as $dir) {
-					if (is_dir("$dir/.git")) {
-						$plugin_name = basename($dir);
-
-						$test = self::_plugin_needs_update($root_dir, $plugin_name);
-
-						if (!empty($test["stdout"]))
-							array_push($rv, ["plugin" => $plugin_name, "rv" => $this->_update_plugin($root_dir, $plugin_name)]);
-					}
-				}
-			}
-
-			print json_encode($rv);
-		}
-	}
-
-	function clearplugindata(): void {
-		$name = clean($_REQUEST["name"]);
-
-		PluginHost::getInstance()->clear_data(PluginHost::getInstance()->get_plugin($name));
-	}
-
-	function customizeCSS(): void {
-		$value = get_pref(Prefs::USER_STYLESHEET);
-		$value = str_replace("<br/>", "\n", $value);
-
-		print json_encode(["value" => $value]);
-	}
-
-	function activateprofile(): void {
-		$id = (int) ($_REQUEST['id'] ?? 0);
-
-		$profile = ORM::for_table('ttrss_settings_profiles')
-			->where('owner_uid', $_SESSION['uid'])
-			->find_one($id);
-
-		if ($profile) {
-			$_SESSION["profile"] = $id;
-		} else {
-			$_SESSION["profile"] = null;
-		}
-	}
-
-	function cloneprofile(): void {
-		$old_profile = $_REQUEST["old_profile"] ?? 0;
-		$new_title = clean($_REQUEST["new_title"]);
-
-		if ($old_profile && $new_title) {
-			$new_profile = ORM::for_table('ttrss_settings_profiles')->create();
-			$new_profile->title = $new_title;
-			$new_profile->owner_uid = $_SESSION['uid'];
-
-			if ($new_profile->save()) {
-				$sth = $this->pdo->prepare("INSERT INTO ttrss_user_prefs
-					(owner_uid, pref_name, profile, value)
-						SELECT
-							:uid,
-							pref_name,
-							:new_profile,
-							value
-						FROM ttrss_user_prefs
-						WHERE owner_uid = :uid AND profile = :old_profile");
-
-				$sth->execute([
-					"uid" => $_SESSION["uid"],
-					"new_profile" => $new_profile->id,
-					"old_profile" => $old_profile,
-				]);
-			}
-		}
-	}
-
-	function remprofiles(): void {
-		$ids = $_REQUEST["ids"] ?? [];
-
-		ORM::for_table('ttrss_settings_profiles')
-			->where('owner_uid', $_SESSION['uid'])
-			->where_in('id', $ids)
-			->where_not_equal('id', $_SESSION['profile'] ?? 0)
-			->delete_many();
-	}
-
-	function addprofile(): void {
-		$title = clean($_REQUEST["title"]);
-
-		if ($title) {
-			$profile = ORM::for_table('ttrss_settings_profiles')
-				->where('owner_uid', $_SESSION['uid'])
-				->where('title', $title)
-				->find_one();
-
-			if (!$profile) {
-				$profile = ORM::for_table('ttrss_settings_profiles')->create();
-
-				$profile->title = $title;
-				$profile->owner_uid = $_SESSION['uid'];
-				$profile->save();
-			}
-		}
-	}
-
-	function saveprofile(): void {
-		$id = (int)$_REQUEST["id"];
-		$title = clean($_REQUEST["value"]);
-
-		if ($title && $id) {
-			$profile = ORM::for_table('ttrss_settings_profiles')
-								->where('owner_uid', $_SESSION['uid'])
-								->find_one($id);
-
-			if ($profile) {
-				$profile->title = $title;
-				$profile->save();
-			}
-		}
-	}
-
-	// TODO: this maybe needs to be unified with Public::getProfiles()
-	function getProfiles(): void {
-		$rv = [];
-
-		$profiles = ORM::for_table('ttrss_settings_profiles')
-							->where('owner_uid', $_SESSION['uid'])
-							->order_by_expr('title')
-							->find_many();
-
-		array_push($rv, ["title" => __("Default profile"),
-				"id" => 0,
-				"initialized" => true,
-				"active" => empty($_SESSION["profile"])
-			]);
-
-		foreach ($profiles as $profile) {
-			$profile['active'] = ($_SESSION["profile"] ?? 0) == $profile->id;
-
-			$num_settings = ORM::for_table('ttrss_user_prefs')
-				->where('profile', $profile->id)
-				->count();
-
-			$profile['initialized'] = $num_settings > 0;
-
-			array_push($rv, $profile->as_array());
-		};
-
-		print json_encode($rv);
-	}
-
-	private function _get_short_desc(string $pref_name): string {
-		if (isset($this->pref_help[$pref_name][0])) {
-			return $this->pref_help[$pref_name][0];
-		}
-		return "";
-	}
-
-	private function _get_help_text(string $pref_name): string {
-		if (isset($this->pref_help[$pref_name][1])) {
-			return $this->pref_help[$pref_name][1];
-		}
-		return "";
-	}
-
-	private function appPasswordList(): void {
-		?>
-		<div dojoType='fox.Toolbar'>
-			<div dojoType='fox.form.DropDownButton'>
-				<span><?= __('Select') ?></span>
-				<div dojoType='dijit.Menu' style='display: none'>
-					<div onclick="Tables.select('app-password-list', true)"
-						dojoType="dijit.MenuItem"><?= __('All') ?></div>
-					<div onclick="Tables.select('app-password-list', false)"
-						dojoType="dijit.MenuItem"><?= __('None') ?></div>
-				</div>
-			</div>
-		</div>
-
-		<div class='panel panel-scrollable'>
-			<table width='100%' id='app-password-list'>
-				<tr>
-					<th class="checkbox"> </th>
-					<th width='50%'><?= __("Description") ?></th>
-					<th><?= __("Created") ?></th>
-					<th><?= __("Last used") ?></th>
-				</tr>
-				<?php
-
-				$passwords = ORM::for_table('ttrss_app_passwords')
-					->where('owner_uid', $_SESSION['uid'])
-					->order_by_asc('title')
-					->find_many();
-
-				foreach ($passwords as $pass) { ?>
-					<tr data-row-id='<?= $pass['id'] ?>'>
-						<td class="checkbox">
-							<input onclick='Tables.onRowChecked(this)' dojoType='dijit.form.CheckBox' type='checkbox'>
-						</td>
-						<td>
-							<?= htmlspecialchars($pass["title"]) ?>
-						</td>
-						<td class='text-muted'>
-							<?= TimeHelper::make_local_datetime($pass['created'], false) ?>
-						</td>
-						<td class='text-muted'>
-							<?= TimeHelper::make_local_datetime($pass['last_used'], false) ?>
-						</td>
-					</tr>
-				<?php } ?>
-			</table>
-		</div>
-		<?php
-	}
-
-	function deleteAppPasswords(): void {
-		$passwords = ORM::for_table('ttrss_app_passwords')
-			->where('owner_uid', $_SESSION['uid'])
-			->where_in('id', $_REQUEST['ids'] ?? [])
-			->delete_many();
-
-		$this->appPasswordList();
-	}
-
-	function generateAppPassword(): void {
-		$title = clean($_REQUEST['title']);
-		$new_password = make_password(16);
-		$new_salt = UserHelper::get_salt();
-		$new_password_hash = UserHelper::hash_password($new_password, $new_salt, UserHelper::HASH_ALGOS[0]);
-
-		print_warning(T_sprintf("Generated password <strong>%s</strong> for %s. Please remember it for future reference.", $new_password, $title));
-
-		$password = ORM::for_table('ttrss_app_passwords')->create();
-
-		$password->title = $title;
-		$password->owner_uid = $_SESSION['uid'];
-		$password->pwd_hash = "$new_password_hash:$new_salt";
-		$password->service = Auth_Base::AUTH_SERVICE_API;
-		$password->created = Db::NOW();
-
-		$password->save();
-
-		$this->appPasswordList();
-	}
-
-	function previewDigest(): void {
-		print json_encode(Digest::prepare_headlines_digest($_SESSION["uid"], 1, 16));
-	}
-
-	static function _get_ssl_certificate_id(): string {
-		if ($_SERVER["REDIRECT_SSL_CLIENT_M_SERIAL"] ?? false) {
-			return sha1($_SERVER["REDIRECT_SSL_CLIENT_M_SERIAL"] .
-				$_SERVER["REDIRECT_SSL_CLIENT_V_START"] .
-				$_SERVER["REDIRECT_SSL_CLIENT_V_END"] .
-				$_SERVER["REDIRECT_SSL_CLIENT_S_DN"]);
-		}
-		if ($_SERVER["SSL_CLIENT_M_SERIAL"] ?? false) {
-			return sha1($_SERVER["SSL_CLIENT_M_SERIAL"] .
-				$_SERVER["SSL_CLIENT_V_START"] .
-				$_SERVER["SSL_CLIENT_V_END"] .
-				$_SERVER["SSL_CLIENT_S_DN"]);
-		}
-		return "";
-	}
-
-	private function format_otp_secret(string $secret): string {
-		return implode(" ", str_split($secret, 4));
-	}
-}
diff --git a/classes/pref/system.php b/classes/pref/system.php
deleted file mode 100644
index 806291c72..000000000
--- a/classes/pref/system.php
+++ /dev/null
@@ -1,225 +0,0 @@
-<?php
-
-class Pref_System extends Handler_Administrative {
-
-	private const LOG_PAGE_LIMIT = 15;
-
-	function csrf_ignore(string $method): bool {
-		$csrf_ignored = array("index");
-
-		return array_search($method, $csrf_ignored) !== false;
-	}
-
-	function clearLog(): void {
-		$this->pdo->query("DELETE FROM ttrss_error_log");
-	}
-
-	function sendTestEmail(): void {
-		$mail_address = clean($_REQUEST["mail_address"]);
-
-		$mailer = new Mailer();
-
-		$rc = $mailer->mail(["to_name" => "",
-			"to_address" => $mail_address,
-			"subject" => __("Test message from tt-rss"),
-			"message" => ("This message confirms that tt-rss can send outgoing mail.")
-			]);
-
-		print json_encode(['rc' => $rc, 'error' => $mailer->error()]);
-	}
-
-	function getphpinfo(): void {
-		ob_start();
-		phpinfo();
-		$info = ob_get_contents();
-		ob_end_clean();
-
-		print preg_replace( '%^.*<body>(.*)</body>.*$%ms','$1', (string)$info);
-	}
-
-	private function _log_viewer(int $page, int $severity): void {
-		$errno_values = [];
-
-		switch ($severity) {
-			case E_USER_ERROR:
-				$errno_values = [ E_ERROR, E_USER_ERROR, E_PARSE, E_COMPILE_ERROR ];
-				break;
-			case E_USER_WARNING:
-				$errno_values = [ E_ERROR, E_USER_ERROR, E_PARSE, E_COMPILE_ERROR, E_WARNING, E_USER_WARNING, E_DEPRECATED, E_USER_DEPRECATED ];
-				break;
-		}
-
-		if (count($errno_values) > 0) {
-			$errno_qmarks = arr_qmarks($errno_values);
-			$errno_filter_qpart = "errno IN ($errno_qmarks)";
-		} else {
-			$errno_filter_qpart = "true";
-		}
-
-		$offset = self::LOG_PAGE_LIMIT * $page;
-
-		$sth = $this->pdo->prepare("SELECT
-				COUNT(id) AS total_pages
-			FROM
-				ttrss_error_log
-			WHERE
-				$errno_filter_qpart");
-
-		$sth->execute($errno_values);
-
-		if ($res = $sth->fetch()) {
-			$total_pages = (int)($res["total_pages"] / self::LOG_PAGE_LIMIT);
-		} else {
-			$total_pages = 0;
-		}
-
-		?>
-		<div dojoType='dijit.layout.BorderContainer' gutters='false'>
-			<div region='top' dojoType='fox.Toolbar'>
-
-				<button dojoType='dijit.form.Button' onclick='Helpers.EventLog.refresh()'>
-					<?= __('Refresh') ?>
-				</button>
-
-				<button dojoType='dijit.form.Button' <?= ($page <= 0 ? "disabled" : "") ?>
-					onclick='Helpers.EventLog.prevPage()'>
-					<?= __('&lt;&lt;') ?>
-				</button>
-
-				<button dojoType='dijit.form.Button' disabled>
-					<?= T_sprintf('Page %d of %d', $page+1, $total_pages+1) ?>
-				</button>
-
-				<button dojoType='dijit.form.Button' <?= ($page >= $total_pages ? "disabled" : "") ?>
-					onclick='Helpers.EventLog.nextPage()'>
-					<?= __('&gt;&gt;') ?>
-				</button>
-
-				<button dojoType='dijit.form.Button'
-					onclick='Helpers.EventLog.clear()'>
-					<?= __('Clear') ?>
-				</button>
-
-				<div class='pull-right'>
-					<label><?= __("Severity:") ?></label>
-
-					<?= \Controls\select_hash("severity", $severity,
-						[
-							E_USER_ERROR => __("Errors"),
-							E_USER_WARNING => __("Warnings"),
-							E_USER_NOTICE => __("Everything")
-						], ["onchange"=> "Helpers.EventLog.refresh()"], "severity") ?>
-				</div>
-			</div>
-
-			<div style="padding : 0px" dojoType="dijit.layout.ContentPane" region="center">
-
-				<table width='100%' class='event-log'>
-
-					<tr>
-						<th width='5%'><?= __("Error") ?></th>
-						<th><?= __("Filename") ?></th>
-						<th><?= __("Message") ?></th>
-						<th width='5%'><?= __("User") ?></th>
-						<th width='5%'><?= __("Date") ?></th>
-					</tr>
-
-					<?php
-					$sth = $this->pdo->prepare("SELECT
-							errno, errstr, filename, lineno, created_at, login, context
-						FROM
-							ttrss_error_log LEFT JOIN ttrss_users ON (owner_uid = ttrss_users.id)
-						WHERE
-							$errno_filter_qpart
-						ORDER BY
-							ttrss_error_log.id DESC
-						LIMIT ". self::LOG_PAGE_LIMIT ." OFFSET $offset");
-
-					$sth->execute($errno_values);
-
-					while ($line = $sth->fetch()) {
-						foreach ($line as $k => $v) { $line[$k] = htmlspecialchars($v ?? ''); }
-						?>
-						<tr>
-							<td class='errno'>
-								<?= Logger::ERROR_NAMES[$line["errno"]] . " (" . $line["errno"] . ")" ?>
-							</td>
-							<td class='filename'><?= $line["filename"] . ":" . $line["lineno"] ?></td>
-							<td class='errstr'><?= $line["errstr"] . "\n" .  $line["context"] ?></td>
-							<td class='login'><?= $line["login"] ?></td>
-							<td class='timestamp'>
-								<?= TimeHelper::make_local_datetime($line["created_at"], false) ?>
-							</td>
-						</tr>
-					<?php } ?>
-				</table>
-			</div>
-		</div>
-		<?php
-	}
-
-	function index(): void {
-
-		$severity = (int) ($_REQUEST["severity"] ?? E_USER_WARNING);
-		$page = (int) ($_REQUEST["page"] ?? 0);
-		?>
-		<div dojoType='dijit.layout.AccordionContainer' region='center'>
-			<?php if (Config::get(Config::LOG_DESTINATION) == Logger::LOG_DEST_SQL) { ?>
-				<div dojoType='dijit.layout.AccordionPane' style='padding : 0' title='<i class="material-icons">report</i> <?= __('Event log') ?>'>
-					<?php
-						$this->_log_viewer($page, $severity);
-					?>
-				</div>
-			<?php } ?>
-			<div dojoType='dijit.layout.AccordionPane' style='padding : 0' title='<i class="material-icons">mail</i> <?= __('Mail configuration') ?>'>
-				<div dojoType="dijit.layout.ContentPane">
-
-					<form dojoType="dijit.form.Form">
-						<script type="dojo/method" event="onSubmit" args="evt">
-							evt.preventDefault();
-							if (this.validate()) {
-								xhr.json("backend.php", this.getValues(), (reply) => {
-									const msg = App.byId("mail-test-result");
-
-									if (reply.rc) {
-										msg.innerHTML = __("Mail sent.");
-										msg.className = 'alert alert-success';
-									} else {
-										msg.innerHTML = reply.error;
-										msg.className = 'alert alert-danger';
-									}
-
-									msg.show();
-								})
-							}
-						</script>
-
-						<?= \Controls\hidden_tag("op", "pref-system") ?>
-						<?= \Controls\hidden_tag("method", "sendTestEmail") ?>
-
-						<fieldset>
-							<label><?= __("To:") ?></label>
-							<?= \Controls\input_tag("mail_address", "", "text", ['required' => 1]) ?>
-							<?= \Controls\submit_tag(__("Send test email")) ?>
-							<span style="display: none; margin-left : 10px" class="alert alert-error" id="mail-test-result">...</span>
-						</fieldset>
-					</form>
-				</div>
-			</div>
-			<div dojoType='dijit.layout.AccordionPane' title='<i class="material-icons">info</i> <?= __('PHP Information') ?>'>
-					<script type='dojo/method' event='onSelected' args='evt'>
-						if (this.domNode.querySelector('.loading'))
-							window.setTimeout(() => {
-								xhr.post("backend.php", {op: 'pref-system', method: 'getphpinfo'}, (reply) => {
-									this.attr('content', `<div class='phpinfo'>${reply}</div>`);
-								});
-							}, 200);
-					</script>
-					<span class='loading'><?= __("Loading, please wait...") ?></span>
-			</div>
-
-			<?php PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_TAB, "prefSystem") ?>
-		</div>
-		<?php
-	}
-}
diff --git a/classes/pref/users.php b/classes/pref/users.php
deleted file mode 100644
index 78291592d..000000000
--- a/classes/pref/users.php
+++ /dev/null
@@ -1,294 +0,0 @@
-<?php
-class Pref_Users extends Handler_Administrative {
-		function csrf_ignore(string $method): bool {
-			return $method == "index";
-		}
-
-		function edit(): void {
-			$user = ORM::for_table('ttrss_users')
-				->select_expr("id,login,access_level,email,full_name,otp_enabled")
-				->find_one((int)$_REQUEST["id"])
-				->as_array();
-
-			global $access_level_names;
-
-			if ($user) {
-				print json_encode([
-					"user" => $user,
-					"access_level_names" => $access_level_names
-				]);
-			}
-		}
-
-		function userdetails(): void {
-			$id = (int) clean($_REQUEST["id"]);
-
-			$sth = $this->pdo->prepare("SELECT login,
-				".SUBSTRING_FOR_DATE."(last_login,1,16) AS last_login,
-				access_level,
-				(SELECT COUNT(int_id) FROM ttrss_user_entries
-					WHERE owner_uid = id) AS stored_articles,
-				".SUBSTRING_FOR_DATE."(created,1,16) AS created
-				FROM ttrss_users
-				WHERE id = ?");
-			$sth->execute([$id]);
-
-			if ($row = $sth->fetch()) {
-
-				$last_login = TimeHelper::make_local_datetime(
-					$row["last_login"], true);
-
-				$created = TimeHelper::make_local_datetime(
-					$row["created"], true);
-
-				$stored_articles = $row["stored_articles"];
-
-				$sth = $this->pdo->prepare("SELECT COUNT(id) as num_feeds FROM ttrss_feeds
-					WHERE owner_uid = ?");
-				$sth->execute([$id]);
-				$row = $sth->fetch();
-
-				$num_feeds = $row["num_feeds"];
-
-				?>
-
-				<fieldset>
-					<label><?= __('Registered') ?>:</label>
-					<?= $created ?>
-				</fieldset>
-
-				<fieldset>
-					<label><?= __('Last logged in') ?>:</label>
-					<?= $last_login ?>
-				</fieldset>
-
-				<fieldset>
-					<label><?= __('Subscribed feeds') ?>:</label>
-					<?= $num_feeds ?>
-				</fieldset>
-
-				<fieldset>
-					<label><?= __('Stored articles') ?>:</label>
-					<?= $stored_articles ?>
-				</fieldset>
-
-				<?php
-					$sth = $this->pdo->prepare("SELECT id,title,site_url FROM ttrss_feeds
-						WHERE owner_uid = ? ORDER BY title");
-					$sth->execute([$id]);
-				?>
-
-				<ul class="panel panel-scrollable list list-unstyled">
-					<?php while ($row = $sth->fetch()) { ?>
-						<li>
-							<?php
-								$icon_url = Feeds::_get_icon_url($row['id'], 'images/blank_icon.gif');
-							?>
-
-							<img class="icon" src="<?= htmlspecialchars($icon_url) ?>">
-
-							<a target="_blank" href="<?= htmlspecialchars($row["site_url"]) ?>">
-								<?= htmlspecialchars($row["title"]) ?>
-							</a>
-						</li>
-					<?php } ?>
-				</ul>
-
-				<?php
-
-			} else {
-				print_error(__('User not found'));
-			}
-
-		}
-
-		function editSave(): void {
-			$id = (int)$_REQUEST['id'];
-			$password = clean($_REQUEST["password"]);
-			$user = ORM::for_table('ttrss_users')->find_one($id);
-
-			if ($user) {
-				$login = clean($_REQUEST["login"]);
-
-				if ($id == 1) $login = "admin";
-				if (!$login) return;
-
-				$user->login = mb_strtolower($login);
-				$user->access_level = (int) clean($_REQUEST["access_level"]);
-				$user->email = clean($_REQUEST["email"]);
-				$user->otp_enabled = checkbox_to_sql_bool($_REQUEST["otp_enabled"] ?? "");
-
-				// force new OTP secret when next enabled
-				if (Config::get_schema_version() >= 143 && !$user->otp_enabled) {
-					$user->otp_secret = null;
-				}
-
-				$user->save();
-			}
-
-			if ($password) {
-				UserHelper::reset_password($id, false, $password);
-			}
-		}
-
-		function remove(): void {
-			$ids = explode(",", clean($_REQUEST["ids"]));
-
-			foreach ($ids as $id) {
-				if ($id != $_SESSION["uid"] && $id != 1) {
-					$sth = $this->pdo->prepare("DELETE FROM ttrss_tags WHERE owner_uid = ?");
-					$sth->execute([$id]);
-
-					$sth = $this->pdo->prepare("DELETE FROM ttrss_feeds WHERE owner_uid = ?");
-					$sth->execute([$id]);
-
-					$sth = $this->pdo->prepare("DELETE FROM ttrss_users WHERE id = ?");
-					$sth->execute([$id]);
-				}
-			}
-		}
-
-		function add(): void {
-			$login = clean($_REQUEST["login"]);
-
-			if (!$login) return; // no blank usernames
-
-			if (!UserHelper::find_user_by_login($login)) {
-
-				$new_password = make_password();
-
-				$user = ORM::for_table('ttrss_users')->create();
-
-				$user->salt = UserHelper::get_salt();
-				$user->login = mb_strtolower($login);
-				$user->pwd_hash = UserHelper::hash_password($new_password, $user->salt);
-				$user->access_level = 0;
-				$user->created = Db::NOW();
-				$user->save();
-
-				if (!is_null(UserHelper::find_user_by_login($login))) {
-					print T_sprintf("Added user %s with password %s",
-						$login, $new_password);
-				} else {
-					print T_sprintf("Could not create user %s", $login);
-				}
-			} else {
-				print T_sprintf("User %s already exists.", $login);
-			}
-		}
-
-		function resetPass(): void {
-			UserHelper::reset_password(clean($_REQUEST["id"]));
-		}
-
-		function index(): void {
-
-			global $access_level_names;
-
-			$user_search = clean($_REQUEST["search"] ?? "");
-
-			if (array_key_exists("search", $_REQUEST)) {
-				$_SESSION["prefs_user_search"] = $user_search;
-			} else {
-				$user_search = ($_SESSION["prefs_user_search"] ?? "");
-			}
-
-			$sort = clean($_REQUEST["sort"] ?? "");
-
-			if (!$sort || $sort == "undefined") {
-				$sort = "login";
-			}
-
-			if (!in_array($sort, ["login", "access_level", "created", "num_feeds", "created", "last_login"]))
-				$sort = "login";
-
-			if ($sort != "login") $sort = "$sort DESC";
-			?>
-
-			<div dojoType='dijit.layout.BorderContainer' gutters='false'>
-				<div style='padding : 0px' dojoType='dijit.layout.ContentPane' region='top'>
-					<div dojoType='fox.Toolbar'>
-
-						<div style='float : right'>
-							<input dojoType='dijit.form.TextBox' id='user_search' size='20' type='search'
-								value="<?= htmlspecialchars($user_search) ?>">
-							<button dojoType='dijit.form.Button' onclick='Users.reload()'>
-								<?= __('Search') ?>
-							</button>
-						</div>
-
-						<div dojoType='fox.form.DropDownButton'>
-							<span><?= __('Select') ?></span>
-							<div dojoType='dijit.Menu' style='display: none'>
-								<div onclick="Tables.select('users-list', true)"
-									dojoType='dijit.MenuItem'><?= __('All') ?></div>
-								<div onclick="Tables.select('users-list', false)"
-									dojoType='dijit.MenuItem'><?= __('None') ?></div>
-								</div>
-							</div>
-
-						<button dojoType='dijit.form.Button' onclick='Users.add()'>
-							<?= __('Create user') ?>
-						</button>
-
-						<button dojoType='dijit.form.Button' onclick='Users.removeSelected()'>
-							<?= __('Remove') ?>
-						</button>
-
-						<button dojoType='dijit.form.Button' onclick='Users.resetSelected()'>
-							<?= __('Reset password') ?>
-						</button>
-
-						<?php PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_TAB_SECTION, "prefUsersToolbar") ?>
-
-					</div>
-				</div>
-				<div style='padding : 0px' dojoType='dijit.layout.ContentPane' region='center'>
-
-					<table width='100%' class='users-list' id='users-list'>
-
-						<tr>
-							<th></th>
-							<th><a href='#' onclick="Users.reload('login')"><?= ('Login') ?></a></th>
-							<th><a href='#' onclick="Users.reload('access_level')"><?= ('Access Level') ?></a></th>
-							<th><a href='#' onclick="Users.reload('num_feeds')"><?= ('Subscribed feeds') ?></a></th>
-							<th><a href='#' onclick="Users.reload('created')"><?= ('Registered') ?></a></th>
-							<th><a href='#' onclick="Users.reload('last_login')"><?= ('Last login') ?></a></th>
-						</tr>
-
-						<?php
-							$users = ORM::for_table('ttrss_users')
-								->table_alias('u')
-								->left_outer_join("ttrss_feeds", ["owner_uid", "=", "u.id"], 'f')
-									->select_expr('u.*,COUNT(f.id) AS num_feeds')
-									->where_like("login", $user_search ? "%$user_search%" : "%")
-									->order_by_expr($sort)
-									->group_by_expr('u.id')
-									->find_many();
-
-							foreach ($users as $user) { ?>
-
-								<tr data-row-id='<?= $user["id"] ?>' onclick='Users.edit(<?= $user["id"] ?>)' title="<?= __('Click to edit') ?>">
-									<td class='checkbox'>
-										<input onclick='Tables.onRowChecked(this); event.stopPropagation();'
-										dojoType='dijit.form.CheckBox' type='checkbox'>
-									</td>
-
-									<td width='30%'>
-										<i class='material-icons'>person</i>
-										<strong><?= htmlspecialchars($user["login"]) ?></strong>
-									</td>
-									<td><?= $access_level_names[$user["access_level"]] ?></td>
-									<td><?= $user["num_feeds"] ?></td>
-									<td class='text-muted'><?= TimeHelper::make_local_datetime($user["created"], false) ?></td>
-									<td class='text-muted'><?= TimeHelper::make_local_datetime($user["last_login"], false) ?></td>
-								</tr>
-						<?php } ?>
-					</table>
-				</div>
-				<?php PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_TAB, "prefUsers") ?>
-			</div>
-		<?php
-	}
-
-}