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ttrss/classes/feeds.php

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<?php
require_once "colors.php";
class Feeds extends Handler_Protected {
const NEVER_GROUP_FEEDS = [ -6, 0 ];
const NEVER_GROUP_BY_DATE = [ -2, -1, -3 ];
private $params;
private $viewfeed_timestamp;
private $viewfeed_timestamp_last;
function csrf_ignore($method) {
$csrf_ignored = array("index");
return array_search($method, $csrf_ignored) !== false;
}
private function _format_headlines_list($feed, $method, $view_mode, $limit, $cat_view,
$offset, $override_order = false, $include_children = false, $check_first_id = false,
$skip_first_id_check = false, $order_by = false) {
$disable_cache = false;
$this->_mark_timestamp("init");
$reply = [];
$rgba_cache = [];
$topmost_article_ids = [];
if (!$offset) $offset = 0;
if ($method == "undefined") $method = "";
$method_split = explode(":", $method);
if ($method == "ForceUpdate" && $feed > 0 && is_numeric($feed)) {
$sth = $this->pdo->prepare("UPDATE ttrss_feeds
SET last_updated = '1970-01-01', last_update_started = '1970-01-01'
WHERE id = ?");
$sth->execute([$feed]);
}
if ($method_split[0] == "MarkAllReadGR") {
$this->_catchup($method_split[1], false);
}
// FIXME: might break tag display?
if (is_numeric($feed) && $feed > 0 && !$cat_view) {
$sth = $this->pdo->prepare("SELECT id FROM ttrss_feeds WHERE id = ? LIMIT 1");
$sth->execute([$feed]);
if (!$sth->fetch()) {
$reply['content'] = "<div align='center'>".__('Feed not found.')."</div>";
}
}
$search = $_REQUEST["query"] ?? "";
$search_language = $_REQUEST["search_language"] ?? ""; // PGSQL only
if ($search) {
$disable_cache = true;
}
$qfh_ret = [];
if (!$cat_view && is_numeric($feed) && $feed < PLUGIN_FEED_BASE_INDEX && $feed > LABEL_BASE_INDEX) {
$handler = PluginHost::getInstance()->get_feed_handler(
PluginHost::feed_to_pfeed_id($feed));
if ($handler) {
$options = array(
"limit" => $limit,
"view_mode" => $view_mode,
"cat_view" => $cat_view,
"search" => $search,
"override_order" => $override_order,
"offset" => $offset,
"owner_uid" => $_SESSION["uid"],
"filter" => false,
"since_id" => 0,
"include_children" => $include_children,
"order_by" => $order_by);
$qfh_ret = $handler->get_headlines(PluginHost::feed_to_pfeed_id($feed),
$options);
}
} else {
$params = array(
"feed" => $feed,
"limit" => $limit,
"view_mode" => $view_mode,
"cat_view" => $cat_view,
"search" => $search,
"search_language" => $search_language,
"override_order" => $override_order,
"offset" => $offset,
"include_children" => $include_children,
"check_first_id" => $check_first_id,
"skip_first_id_check" => $skip_first_id_check,
"order_by" => $order_by
);
$qfh_ret = $this->_get_headlines($params);
}
$this->_mark_timestamp("db query");
$vfeed_group_enabled = get_pref("VFEED_GROUP_BY_FEED") &&
!(in_array($feed, self::NEVER_GROUP_FEEDS) && !$cat_view);
$result = $qfh_ret[0]; // this could be either a PDO query result or a -1 if first id changed
$feed_title = $qfh_ret[1];
$feed_site_url = $qfh_ret[2];
$last_error = $qfh_ret[3];
$last_updated = strpos($qfh_ret[4], '1970-') === false ?
TimeHelper::make_local_datetime($qfh_ret[4], false) : __("Never");
$highlight_words = $qfh_ret[5];
$reply['first_id'] = $qfh_ret[6];
$reply['is_vfeed'] = $qfh_ret[7];
$query_error_override = $qfh_ret[8];
$reply['search_query'] = [$search, $search_language];
$reply['vfeed_group_enabled'] = $vfeed_group_enabled;
$plugin_menu_items = "";
PluginHost::getInstance()->chain_hooks_callback(PluginHost::HOOK_HEADLINE_TOOLBAR_SELECT_MENU_ITEM,
function ($result) use (&$plugin_menu_items) {
$plugin_menu_items .= $result;
},
$feed, $cat_view);
$plugin_buttons = "";
PluginHost::getInstance()->chain_hooks_callback(PluginHost::HOOK_HEADLINE_TOOLBAR_BUTTON,
function ($result) use (&$plugin_buttons) {
$plugin_buttons .= $result;
},
$feed, $cat_view);
$reply['toolbar'] = [
'site_url' => $feed_site_url,
'title' => strip_tags($feed_title),
'error' => $last_error,
'last_updated' => $last_updated,
'plugin_menu_items' => $plugin_menu_items,
'plugin_buttons' => $plugin_buttons,
];
$reply['content'] = [];
if ($offset == 0)
PluginHost::getInstance()->chain_hooks_callback(PluginHost::HOOK_HEADLINES_BEFORE,
function ($result) use (&$reply) {
$reply['content'] .= $result;
},
$feed, $cat_view, $qfh_ret);
$this->_mark_timestamp("object header");
$headlines_count = 0;
if ($result instanceof PDOStatement) {
while ($line = $result->fetch(PDO::FETCH_ASSOC)) {
$this->_mark_timestamp("article start: " . $line["id"] . " " . $line["title"]);
++$headlines_count;
if (!get_pref('SHOW_CONTENT_PREVIEW')) {
$line["content_preview"] = "";
} else {
$line["content_preview"] = "&mdash; " . truncate_string(strip_tags($line["content"]), 250);
$max_excerpt_length = 250;
PluginHost::getInstance()->chain_hooks_callback(PluginHost::HOOK_QUERY_HEADLINES,
function ($result) use (&$line) {
$line = $result;
},
$line, $max_excerpt_length);
}
$this->_mark_timestamp(" hook_query_headlines");
$id = $line["id"];
// frontend doesn't expect pdo returning booleans as strings on mysql
if (DB_TYPE == "mysql") {
foreach (["unread", "marked", "published"] as $k) {
$line[$k] = $line[$k] === "1";
}
}
// normalize archived feed
if ($line['feed_id'] === null) {
$line['feed_id'] = 0;
$line["feed_title"] = __("Archived articles");
}
$feed_id = $line["feed_id"];
$label_cache = $line["label_cache"];
$labels = false;
if ($label_cache) {
$label_cache = json_decode($label_cache, true);
if ($label_cache) {
if ($label_cache["no-labels"] ?? false == 1)
$labels = array();
else
$labels = $label_cache;
}
}
if (!is_array($labels)) $labels = Article::_get_labels($id);
$line["labels"] = Article::_get_labels($id);
if (count($topmost_article_ids) < 3) {
array_push($topmost_article_ids, $id);
}
$this->_mark_timestamp(" labels");
$line["feed_title"] = $line["feed_title"] ?? "";
$line["buttons_left"] = "";
PluginHost::getInstance()->chain_hooks_callback(PluginHost::HOOK_ARTICLE_LEFT_BUTTON,
function ($result) use (&$line) {
$line["buttons_left"] .= $result;
},
$line);
$line["buttons"] = "";
PluginHost::getInstance()->chain_hooks_callback(PluginHost::HOOK_ARTICLE_BUTTON,
function ($result) use (&$line) {
$line["buttons"] .= $result;
},
$line);
$this->_mark_timestamp(" pre-sanitize");
$line["content"] = Sanitizer::sanitize($line["content"],
$line['hide_images'], false, $line["site_url"], $highlight_words, $line["id"]);
$this->_mark_timestamp(" sanitize");
PluginHost::getInstance()->chain_hooks_callback(PluginHost::HOOK_RENDER_ARTICLE_CDM,
function ($result, $plugin) use (&$line) {
$line = $result;
$this->_mark_timestamp(" hook_render_cdm: " . get_class($plugin));
},
$line);
$this->_mark_timestamp(" hook_render_cdm");
$line['content'] = DiskCache::rewrite_urls($line['content']);
$this->_mark_timestamp(" disk_cache_rewrite");
$this->_mark_timestamp(" note");
if (!get_pref("CDM_EXPANDED")) {
$line["cdm_excerpt"] = "<span class='collapse'>
<i class='material-icons' onclick='return Article.cdmUnsetActive(event)'
title=\"" . __("Collapse article") . "\">remove_circle</i></span>";
if (get_pref('SHOW_CONTENT_PREVIEW')) {
$line["cdm_excerpt"] .= "<span class='excerpt'>" . $line["content_preview"] . "</span>";
}
}
$this->_mark_timestamp(" pre-enclosures");
$line["enclosures"] = Article::_format_enclosures($id,
$line["always_display_enclosures"],
$line["content"],
$line["hide_images"]);
$this->_mark_timestamp(" enclosures");
$line["updated_long"] = TimeHelper::make_local_datetime($line["updated"],true);
$line["updated"] = TimeHelper::make_local_datetime($line["updated"], false, false, false, true);
$line['imported'] = T_sprintf("Imported at %s",
TimeHelper::make_local_datetime($line["date_entered"], false));
$this->_mark_timestamp(" local-datetime");
if ($line["tag_cache"])
$tags = explode(",", $line["tag_cache"]);
else
$tags = false;
$line["tags"] = Article::_get_tags($line["id"], false, $line["tag_cache"]);
$this->_mark_timestamp(" tags");
$line['has_icon'] = self::_has_icon($feed_id);
//setting feed headline background color, needs to change text color based on dark/light
$fav_color = $line['favicon_avg_color'] ?? false;
$this->_mark_timestamp(" pre-color");
require_once "colors.php";
if (!isset($rgba_cache[$feed_id])) {
if ($fav_color && $fav_color != 'fail') {
$rgba_cache[$feed_id] = \Colors\_color_unpack($fav_color);
} else {
$rgba_cache[$feed_id] = \Colors\_color_unpack($this->_color_of($line['feed_title']));
}
}
if (isset($rgba_cache[$feed_id])) {
$line['feed_bg_color'] = 'rgba(' . implode(",", $rgba_cache[$feed_id]) . ',0.3)';
}
$this->_mark_timestamp(" color");
/* we don't need those */
foreach (["date_entered", "guid", "last_published", "last_marked", "tag_cache", "favicon_avg_color",
"uuid", "label_cache", "yyiw"] as $k)
unset($line[$k]);
array_push($reply['content'], $line);
$this->_mark_timestamp("article end");
}
}
$this->_mark_timestamp("end of articles");
if (!$headlines_count) {
if ($result instanceof PDOStatement) {
if ($query_error_override) {
$message = $query_error_override;
} else {
switch ($view_mode) {
case "unread":
$message = __("No unread articles found to display.");
break;
case "updated":
$message = __("No updated articles found to display.");
break;
case "marked":
$message = __("No starred articles found to display.");
break;
default:
if ($feed < LABEL_BASE_INDEX) {
$message = __("No articles found to display. You can assign articles to labels manually from article header context menu (applies to all selected articles) or use a filter.");
} else {
$message = __("No articles found to display.");
}
}
}
if (!$offset && $message) {
$reply['content'] = "<div class='whiteBox'>$message";
$reply['content'] .= "<p><span class=\"text-muted\">";
$sth = $this->pdo->prepare("SELECT " . SUBSTRING_FOR_DATE . "(MAX(last_updated), 1, 19) AS last_updated FROM ttrss_feeds
WHERE owner_uid = ?");
$sth->execute([$_SESSION['uid']]);
$row = $sth->fetch();
$last_updated = TimeHelper::make_local_datetime($row["last_updated"], false);
$reply['content'] .= sprintf(__("Feeds last updated at %s"), $last_updated);
$sth = $this->pdo->prepare("SELECT COUNT(id) AS num_errors
FROM ttrss_feeds WHERE last_error != '' AND owner_uid = ?");
$sth->execute([$_SESSION['uid']]);
$row = $sth->fetch();
$num_errors = $row["num_errors"];
if ($num_errors > 0) {
$reply['content'] .= "<br/>";
$reply['content'] .= "<a class=\"text-muted\" href=\"#\" onclick=\"CommonDialogs.showFeedsWithErrors()\">" .
__('Some feeds have update errors (click for details)') . "</a>";
}
$reply['content'] .= "</span></p></div>";
}
} else if (is_numeric($result) && $result == -1) {
$reply['first_id_changed'] = true;
}
}
$this->_mark_timestamp("end");
return array($topmost_article_ids, $headlines_count, $feed, $disable_cache, $reply);
}
function catchupAll() {
$sth = $this->pdo->prepare("UPDATE ttrss_user_entries SET
last_read = NOW(), unread = false WHERE unread = true AND owner_uid = ?");
$sth->execute([$_SESSION['uid']]);
}
function view() {
$reply = array();
$feed = $_REQUEST["feed"];
$method = $_REQUEST["m"] ?? "";
$view_mode = $_REQUEST["view_mode"];
$limit = 30;
$cat_view = $_REQUEST["cat"] == "true";
$next_unread_feed = $_REQUEST["nuf"] ?? 0;
$offset = $_REQUEST["skip"] ?? 0;
$order_by = $_REQUEST["order_by"] ?? "";
$check_first_id = $_REQUEST["fid"] ?? 0;
if (is_numeric($feed)) $feed = (int) $feed;
/* Feed -5 is a special case: it is used to display auxiliary information
* when there's nothing to load - e.g. no stuff in fresh feed */
if ($feed == -5) {
print json_encode($this->_generate_dashboard_feed());
return;
}
$sth = false;
if ($feed < LABEL_BASE_INDEX) {
$label_feed = Labels::feed_to_label_id($feed);
$sth = $this->pdo->prepare("SELECT id FROM ttrss_labels2 WHERE
id = ? AND owner_uid = ?");
$sth->execute([$label_feed, $_SESSION['uid']]);
} else if (!$cat_view && is_numeric($feed) && $feed > 0) {
$sth = $this->pdo->prepare("SELECT id FROM ttrss_feeds WHERE
id = ? AND owner_uid = ?");
$sth->execute([$feed, $_SESSION['uid']]);
} else if ($cat_view && is_numeric($feed) && $feed > 0) {
$sth = $this->pdo->prepare("SELECT id FROM ttrss_feed_categories WHERE
id = ? AND owner_uid = ?");
$sth->execute([$feed, $_SESSION['uid']]);
}
if ($sth && !$sth->fetch()) {
print json_encode($this->_generate_error_feed(__("Feed not found.")));
return;
}
set_pref("_DEFAULT_VIEW_MODE", $view_mode);
set_pref("_DEFAULT_VIEW_ORDER_BY", $order_by);
/* bump login timestamp if needed */
if (time() - $_SESSION["last_login_update"] > 3600) {
$sth = $this->pdo->prepare("UPDATE ttrss_users SET last_login = NOW() WHERE id = ?");
$sth->execute([$_SESSION['uid']]);
$_SESSION["last_login_update"] = time();
}
if (!$cat_view && is_numeric($feed) && $feed > 0) {
$sth = $this->pdo->prepare("UPDATE ttrss_feeds SET last_viewed = NOW()
WHERE id = ? AND owner_uid = ?");
$sth->execute([$feed, $_SESSION['uid']]);
}
$reply['headlines'] = [];
list($override_order, $skip_first_id_check) = self::_order_to_override_query($order_by);
$ret = $this->_format_headlines_list($feed, $method,
$view_mode, $limit, $cat_view, $offset,
$override_order, true, $check_first_id, $skip_first_id_check, $order_by);
$headlines_count = $ret[1];
$disable_cache = $ret[3];
$reply['headlines'] = $ret[4];
if (!$next_unread_feed)
$reply['headlines']['id'] = $feed;
else
$reply['headlines']['id'] = $next_unread_feed;
$reply['headlines']['is_cat'] = $cat_view;
$reply['headlines-info'] = ["count" => (int) $headlines_count,
"disable_cache" => (bool) $disable_cache];
// this is parsed by handleRpcJson() on first viewfeed() to set cdm expanded, etc
$reply['runtime-info'] = RPC::make_runtime_info();
$reply_json = json_encode($reply);
if (!$reply_json) {
$reply_json = json_encode(["error" => ["code" => 15,
"message" => json_last_error_msg()]]);
}
print $reply_json;
}
private function _generate_dashboard_feed() {
$reply = array();
$reply['headlines']['id'] = -5;
$reply['headlines']['is_cat'] = false;
$reply['headlines']['toolbar'] = '';
$reply['headlines']['content'] = "<div class='whiteBox'>".__('No feed selected.');
$reply['headlines']['content'] .= "<p><span class=\"text-muted\">";
$sth = $this->pdo->prepare("SELECT ".SUBSTRING_FOR_DATE."(MAX(last_updated), 1, 19) AS last_updated FROM ttrss_feeds
WHERE owner_uid = ?");
$sth->execute([$_SESSION['uid']]);
$row = $sth->fetch();
$last_updated = TimeHelper::make_local_datetime($row["last_updated"], false);
$reply['headlines']['content'] .= sprintf(__("Feeds last updated at %s"), $last_updated);
$sth = $this->pdo->prepare("SELECT COUNT(id) AS num_errors
FROM ttrss_feeds WHERE last_error != '' AND owner_uid = ?");
$sth->execute([$_SESSION['uid']]);
$row = $sth->fetch();
$num_errors = $row["num_errors"];
if ($num_errors > 0) {
$reply['headlines']['content'] .= "<br/>";
$reply['headlines']['content'] .= "<a class=\"text-muted\" href=\"#\" onclick=\"CommonDialogs.showFeedsWithErrors()\">".
__('Some feeds have update errors (click for details)')."</a>";
}
$reply['headlines']['content'] .= "</span></p>";
$reply['headlines-info'] = array("count" => 0,
"unread" => 0,
"disable_cache" => true);
return $reply;
}
private function _generate_error_feed($error) {
$reply = array();
$reply['headlines']['id'] = -7;
$reply['headlines']['is_cat'] = false;
$reply['headlines']['toolbar'] = '';
$reply['headlines']['content'] = "<div class='whiteBox'>". $error . "</div>";
$reply['headlines-info'] = array("count" => 0,
"unread" => 0,
"disable_cache" => true);
return $reply;
}
function subscribeToFeed() {
print json_encode([
"cat_select" => \Controls\select_feeds_cats("cat")
]);
}
function search() {
print json_encode([
"show_language" => DB_TYPE == "pgsql",
"show_syntax_help" => count(PluginHost::getInstance()->get_hooks(PluginHost::HOOK_SEARCH)) == 0,
"all_languages" => Pref_Feeds::get_ts_languages(),
"default_language" => get_pref('DEFAULT_SEARCH_LANGUAGE')
]);
}
function updatedebugger() {
header("Content-type: text/html");
$xdebug = isset($_REQUEST["xdebug"]) ? (int)$_REQUEST["xdebug"] : 1;
Debug::set_enabled(true);
Debug::set_loglevel($xdebug);
$feed_id = (int)$_REQUEST["feed_id"];
$do_update = ($_REQUEST["action"] ?? "") == "do_update";
$csrf_token = $_POST["csrf_token"];
$sth = $this->pdo->prepare("SELECT id FROM ttrss_feeds WHERE id = ? AND owner_uid = ?");
$sth->execute([$feed_id, $_SESSION['uid']]);
if (!$sth->fetch()) {
print "Access denied.";
return;
}
?>
<!DOCTYPE html>
<html>
<head>
<title>Feed Debugger</title>
<style type='text/css'>
@media (prefers-color-scheme: dark) {
body {
background : #222;
}
}
body.css_loading * {
display : none;
}
</style>
<script>
dojoConfig = {
async: true,
cacheBust: "<?= get_scripts_timestamp(); ?>",
packages: [
{ name: "fox", location: "../../js" },
]
};
</script>
<?= javascript_tag("js/utility.js") ?>
<?= javascript_tag("js/common.js") ?>
<?= javascript_tag("lib/dojo/dojo.js") ?>
<?= javascript_tag("lib/dojo/tt-rss-layer.js") ?>
</head>
<body class="flat ttrss_utility feed_debugger css_loading">
<script type="text/javascript">
require(['dojo/parser', "dojo/ready", 'dijit/form/Button','dijit/form/CheckBox', 'fox/form/Select', 'dijit/form/Form',
'dijit/form/Select','dijit/form/TextBox','dijit/form/ValidationTextBox'],function(parser, ready){
ready(function() {
parser.parse();
});
});
</script>
<div class="container">
<h1>Feed Debugger: <?= "$feed_id: " . $this->_get_title($feed_id) ?></h1>
<div class="content">
<form method="post" action="" dojoType="dijit.form.Form">
<?= \Controls\hidden_tag("op", "feeds") ?>
<?= \Controls\hidden_tag("method", "updatedebugger") ?>
<?= \Controls\hidden_tag("csrf_token", $csrf_token) ?>
<?= \Controls\hidden_tag("action", "do_update") ?>
<?= \Controls\hidden_tag("feed_id", (string)$feed_id) ?>
<fieldset>
<label>
<?= \Controls\select_hash("xdebug", $xdebug,
[Debug::$LOG_VERBOSE => "LOG_VERBOSE", Debug::$LOG_EXTENDED => "LOG_EXTENDED"]);
?></label>
</fieldset>
<fieldset>
<label class="checkbox"><?= \Controls\checkbox_tag("force_refetch", isset($_REQUEST["force_refetch"])) ?> Force refetch</label>
</fieldset>
<fieldset class="narrow">
<label class="checkbox"><?= \Controls\checkbox_tag("force_rehash", isset($_REQUEST["force_rehash"])) ?> Force rehash</label>
</fieldset>
<?= \Controls\submit_tag("Continue") ?>
</form>
<hr>
<pre><?php
if ($do_update) {
RSSUtils::update_rss_feed($feed_id, true);
}
?></pre>
</div>
</div>
</body>
</html>
<?php
}
static function _catchup($feed, $cat_view, $owner_uid = false, $mode = 'all', $search = false) {
if (!$owner_uid) $owner_uid = $_SESSION['uid'];
$pdo = Db::pdo();
if (is_array($search) && $search[0]) {
$search_qpart = "";
PluginHost::getInstance()->chain_hooks_callback(PluginHost::HOOK_SEARCH,
function ($result) use (&$search_qpart, &$search_words) {
if (!empty($result)) {
list($search_qpart, $search_words) = $result;
return true;
}
},
$search[0]);
// fall back in case of no plugins
if (empty($search_qpart)) {
list($search_qpart, $search_words) = self::_search_to_sql($search[0], $search[1], $owner_uid);
}
} else {
$search_qpart = "true";
}
// TODO: all this interval stuff needs some generic generator function
switch ($mode) {
case "1day":
if (DB_TYPE == "pgsql") {
$date_qpart = "date_entered < NOW() - INTERVAL '1 day' ";
} else {
$date_qpart = "date_entered < DATE_SUB(NOW(), INTERVAL 1 DAY) ";
}
break;
case "1week":
if (DB_TYPE == "pgsql") {
$date_qpart = "date_entered < NOW() - INTERVAL '1 week' ";
} else {
$date_qpart = "date_entered < DATE_SUB(NOW(), INTERVAL 1 WEEK) ";
}
break;
case "2week":
if (DB_TYPE == "pgsql") {
$date_qpart = "date_entered < NOW() - INTERVAL '2 week' ";
} else {
$date_qpart = "date_entered < DATE_SUB(NOW(), INTERVAL 2 WEEK) ";
}
break;
default:
$date_qpart = "true";
}
if (is_numeric($feed)) {
if ($cat_view) {
if ($feed >= 0) {
if ($feed > 0) {
$children = self::_get_child_cats($feed, $owner_uid);
array_push($children, $feed);
$children = array_map("intval", $children);
$children = join(",", $children);
$cat_qpart = "cat_id IN ($children)";
} else {
$cat_qpart = "cat_id IS NULL";
}
$sth = $pdo->prepare("UPDATE ttrss_user_entries
SET unread = false, last_read = NOW() WHERE ref_id IN
(SELECT id FROM
(SELECT DISTINCT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
AND owner_uid = ? AND unread = true AND feed_id IN
(SELECT id FROM ttrss_feeds WHERE $cat_qpart) AND $date_qpart AND $search_qpart) as tmp)");
$sth->execute([$owner_uid]);
} else if ($feed == -2) {
$sth = $pdo->prepare("UPDATE ttrss_user_entries
SET unread = false,last_read = NOW() WHERE (SELECT COUNT(*)
FROM ttrss_user_labels2, ttrss_entries WHERE article_id = ref_id AND id = ref_id AND $date_qpart AND $search_qpart) > 0
AND unread = true AND owner_uid = ?");
$sth->execute([$owner_uid]);
}
} else if ($feed > 0) {
$sth = $pdo->prepare("UPDATE ttrss_user_entries
SET unread = false, last_read = NOW() WHERE ref_id IN
(SELECT id FROM
(SELECT DISTINCT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
AND owner_uid = ? AND unread = true AND feed_id = ? AND $date_qpart AND $search_qpart) as tmp)");
$sth->execute([$owner_uid, $feed]);
} else if ($feed < 0 && $feed > LABEL_BASE_INDEX) { // special, like starred
if ($feed == -1) {
$sth = $pdo->prepare("UPDATE ttrss_user_entries
SET unread = false, last_read = NOW() WHERE ref_id IN
(SELECT id FROM
(SELECT DISTINCT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
AND owner_uid = ? AND unread = true AND marked = true AND $date_qpart AND $search_qpart) as tmp)");
$sth->execute([$owner_uid]);
}
if ($feed == -2) {
$sth = $pdo->prepare("UPDATE ttrss_user_entries
SET unread = false, last_read = NOW() WHERE ref_id IN
(SELECT id FROM
(SELECT DISTINCT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
AND owner_uid = ? AND unread = true AND published = true AND $date_qpart AND $search_qpart) as tmp)");
$sth->execute([$owner_uid]);
}
if ($feed == -3) {
$intl = (int) get_pref("FRESH_ARTICLE_MAX_AGE");
if (DB_TYPE == "pgsql") {
$match_part = "date_entered > NOW() - INTERVAL '$intl hour' ";
} else {
$match_part = "date_entered > DATE_SUB(NOW(),
INTERVAL $intl HOUR) ";
}
$sth = $pdo->prepare("UPDATE ttrss_user_entries
SET unread = false, last_read = NOW() WHERE ref_id IN
(SELECT id FROM
(SELECT DISTINCT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
AND owner_uid = ? AND score >= 0 AND unread = true AND $date_qpart AND $match_part AND $search_qpart) as tmp)");
$sth->execute([$owner_uid]);
}
if ($feed == -4) {
$sth = $pdo->prepare("UPDATE ttrss_user_entries
SET unread = false, last_read = NOW() WHERE ref_id IN
(SELECT id FROM
(SELECT DISTINCT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
AND owner_uid = ? AND unread = true AND $date_qpart AND $search_qpart) as tmp)");
$sth->execute([$owner_uid]);
}
} else if ($feed < LABEL_BASE_INDEX) { // label
$label_id = Labels::feed_to_label_id($feed);
$sth = $pdo->prepare("UPDATE ttrss_user_entries
SET unread = false, last_read = NOW() WHERE ref_id IN
(SELECT id FROM
(SELECT DISTINCT ttrss_entries.id FROM ttrss_entries, ttrss_user_entries, ttrss_user_labels2 WHERE ref_id = id
AND label_id = ? AND ref_id = article_id
AND owner_uid = ? AND unread = true AND $date_qpart AND $search_qpart) as tmp)");
$sth->execute([$label_id, $owner_uid]);
}
} else { // tag
$sth = $pdo->prepare("UPDATE ttrss_user_entries
SET unread = false, last_read = NOW() WHERE ref_id IN
(SELECT id FROM
(SELECT DISTINCT ttrss_entries.id FROM ttrss_entries, ttrss_user_entries, ttrss_tags WHERE ref_id = ttrss_entries.id
AND post_int_id = int_id AND tag_name = ?
AND ttrss_user_entries.owner_uid = ? AND unread = true AND $date_qpart AND $search_qpart) as tmp)");
$sth->execute([$feed, $owner_uid]);
}
}
static function _get_counters($feed, $is_cat = false, $unread_only = false,
$owner_uid = false) {
$n_feed = (int) $feed;
$need_entries = false;
$pdo = Db::pdo();
if (!$owner_uid) $owner_uid = $_SESSION["uid"];
if ($unread_only) {
$unread_qpart = "unread = true";
} else {
$unread_qpart = "true";
}
$match_part = "";
if ($is_cat) {
return self::_get_cat_unread($n_feed, $owner_uid);
} else if ($n_feed == -6) {
return 0;
} else if ($feed != "0" && $n_feed == 0) {
$sth = $pdo->prepare("SELECT SUM((SELECT COUNT(int_id)
FROM ttrss_user_entries,ttrss_entries WHERE int_id = post_int_id
AND ref_id = id AND $unread_qpart)) AS count FROM ttrss_tags
WHERE owner_uid = ? AND tag_name = ?");
$sth->execute([$owner_uid, $feed]);
$row = $sth->fetch();
return $row["count"];
} else if ($n_feed == -1) {
$match_part = "marked = true";
} else if ($n_feed == -2) {
$match_part = "published = true";
} else if ($n_feed == -3) {
$match_part = "unread = true AND score >= 0";
$intl = (int) get_pref("FRESH_ARTICLE_MAX_AGE", $owner_uid);
if (DB_TYPE == "pgsql") {
$match_part .= " AND date_entered > NOW() - INTERVAL '$intl hour' ";
} else {
$match_part .= " AND date_entered > DATE_SUB(NOW(), INTERVAL $intl HOUR) ";
}
$need_entries = true;
} else if ($n_feed == -4) {
$match_part = "true";
} else if ($n_feed >= 0) {
if ($n_feed != 0) {
$match_part = sprintf("feed_id = %d", $n_feed);
} else {
$match_part = "feed_id IS NULL";
}
} else if ($feed < LABEL_BASE_INDEX) {
$label_id = Labels::feed_to_label_id($feed);
return self::_get_label_unread($label_id, $owner_uid);
}
if ($match_part) {
if ($need_entries) {
$from_qpart = "ttrss_user_entries,ttrss_entries";
$from_where = "ttrss_entries.id = ttrss_user_entries.ref_id AND";
} else {
$from_qpart = "ttrss_user_entries";
$from_where = "";
}
$sth = $pdo->prepare("SELECT count(int_id) AS unread
FROM $from_qpart WHERE
$unread_qpart AND $from_where ($match_part) AND ttrss_user_entries.owner_uid = ?");
$sth->execute([$owner_uid]);
$row = $sth->fetch();
return $row["unread"];
} else {
$sth = $pdo->prepare("SELECT COUNT(post_int_id) AS unread
FROM ttrss_tags,ttrss_user_entries,ttrss_entries
WHERE tag_name = ? AND post_int_id = int_id AND ref_id = ttrss_entries.id
AND $unread_qpart AND ttrss_tags.owner_uid = ,");
$sth->execute([$feed, $owner_uid]);
$row = $sth->fetch();
return $row["unread"];
}
}
function add() {
$feed = clean($_REQUEST['feed']);
$cat = clean($_REQUEST['cat']);
$need_auth = isset($_REQUEST['need_auth']);
$login = $need_auth ? clean($_REQUEST['login']) : '';
$pass = $need_auth ? clean($_REQUEST['pass']) : '';
$rc = Feeds::_subscribe($feed, $cat, $login, $pass);
print json_encode(array("result" => $rc));
}
/**
* @return array (code => Status code, message => error message if available)
*
* 0 - OK, Feed already exists
* 1 - OK, Feed added
* 2 - Invalid URL
* 3 - URL content is HTML, no feeds available
* 4 - URL content is HTML which contains multiple feeds.
* Here you should call extractfeedurls in rpc-backend
* to get all possible feeds.
* 5 - Couldn't download the URL content.
* 6 - Content is an invalid XML.
*/
static function _subscribe($url, $cat_id = 0,
$auth_login = '', $auth_pass = '') {
global $fetch_last_error;
global $fetch_last_error_content;
global $fetch_last_content_type;
$pdo = Db::pdo();
$url = UrlHelper::validate($url);
if (!$url) return array("code" => 2);
$contents = @UrlHelper::fetch($url, false, $auth_login, $auth_pass);
PluginHost::getInstance()->chain_hooks_callback(PluginHost::HOOK_SUBSCRIBE_FEED,
function ($result) use (&$contents) {
$contents = $result;
},
$contents, $url, $auth_login, $auth_pass);
if (empty($contents)) {
if (preg_match("/cloudflare\.com/", $fetch_last_error_content)) {
$fetch_last_error .= " (feed behind Cloudflare)";
}
return array("code" => 5, "message" => $fetch_last_error);
}
if (mb_strpos($fetch_last_content_type, "html") !== false && self::_is_html($contents)) {
$feedUrls = self::_get_feeds_from_html($url, $contents);
if (count($feedUrls) == 0) {
return array("code" => 3);
} else if (count($feedUrls) > 1) {
return array("code" => 4, "feeds" => $feedUrls);
}
//use feed url as new URL
$url = key($feedUrls);
}
if (!$cat_id) $cat_id = null;
$sth = $pdo->prepare("SELECT id FROM ttrss_feeds
WHERE feed_url = ? AND owner_uid = ?");
$sth->execute([$url, $_SESSION['uid']]);
if ($row = $sth->fetch()) {
return array("code" => 0, "feed_id" => (int) $row["id"]);
} else {
$sth = $pdo->prepare(
"INSERT INTO ttrss_feeds
(owner_uid,feed_url,title,cat_id, auth_login,auth_pass,update_method,auth_pass_encrypted)
VALUES (?, ?, ?, ?, ?, ?, 0, false)");
$sth->execute([$_SESSION['uid'], $url, "[Unknown]", $cat_id, (string)$auth_login, (string)$auth_pass]);
$sth = $pdo->prepare("SELECT id FROM ttrss_feeds WHERE feed_url = ?
AND owner_uid = ?");
$sth->execute([$url, $_SESSION['uid']]);
$row = $sth->fetch();
$feed_id = $row["id"];
if ($feed_id) {
RSSUtils::set_basic_feed_info($feed_id);
}
return array("code" => 1, "feed_id" => (int) $feed_id);
}
}
static function _get_icon_file($feed_id) {
return ICONS_DIR . "/$feed_id.ico";
}
static function _has_icon($id) {
return is_file(ICONS_DIR . "/$id.ico") && filesize(ICONS_DIR . "/$id.ico") > 0;
}
static function _get_icon($id) {
switch ($id) {
case 0:
return "archive";
break;
case -1:
return "star";
break;
case -2:
return "rss_feed";
break;
case -3:
return "whatshot";
break;
case -4:
return "inbox";
break;
case -6:
return "restore";
break;
default:
if ($id < LABEL_BASE_INDEX) {
return "label";
} else {
$icon = self::_get_icon_file($id);
if ($icon && file_exists($icon)) {
return ICONS_URL . "/" . basename($icon) . "?" . filemtime($icon);
}
}
break;
}
return false;
}
static function _find_by_url($feed_url, $owner_uid) {
$sth = Db::pdo()->prepare("SELECT id FROM ttrss_feeds WHERE
feed_url = ? AND owner_uid = ?");
$sth->execute([$feed_url, $owner_uid]);
if ($row = $sth->fetch()) {
return $row["id"];
}
return false;
}
static function _get_title($id, $cat = false) {
$pdo = Db::pdo();
if ($cat) {
return self::_get_cat_title($id);
} else if ($id == -1) {
return __("Starred articles");
} else if ($id == -2) {
return __("Published articles");
} else if ($id == -3) {
return __("Fresh articles");
} else if ($id == -4) {
return __("All articles");
} else if ($id === 0 || $id === "0") {
return __("Archived articles");
} else if ($id == -6) {
return __("Recently read");
} else if ($id < LABEL_BASE_INDEX) {
$label_id = Labels::feed_to_label_id($id);
$sth = $pdo->prepare("SELECT caption FROM ttrss_labels2 WHERE id = ?");
$sth->execute([$label_id]);
if ($row = $sth->fetch()) {
return $row["caption"];
} else {
return "Unknown label ($label_id)";
}
} else if (is_numeric($id) && $id > 0) {
$sth = $pdo->prepare("SELECT title FROM ttrss_feeds WHERE id = ?");
$sth->execute([$id]);
if ($row = $sth->fetch()) {
return $row["title"];
} else {
return "Unknown feed ($id)";
}
} else {
return $id;
}
}
// only real cats
static function _get_cat_marked($cat, $owner_uid = false) {
if (!$owner_uid) $owner_uid = $_SESSION["uid"];
$pdo = Db::pdo();
if ($cat >= 0) {
$sth = $pdo->prepare("SELECT SUM(CASE WHEN marked THEN 1 ELSE 0 END) AS marked
FROM ttrss_user_entries
WHERE feed_id IN (SELECT id FROM ttrss_feeds
WHERE (cat_id = :cat OR (:cat IS NULL AND cat_id IS NULL))
AND owner_uid = :uid)
AND owner_uid = :uid");
$sth->execute(["cat" => $cat ? $cat : null, "uid" => $owner_uid]);
$row = $sth->fetch();
return $row["marked"];
} else {
return 0;
}
}
static function _get_cat_unread($cat, $owner_uid = false) {
if (!$owner_uid) $owner_uid = $_SESSION["uid"];
$pdo = Db::pdo();
if ($cat >= 0) {
$sth = $pdo->prepare("SELECT SUM(CASE WHEN unread THEN 1 ELSE 0 END) AS unread
FROM ttrss_user_entries
WHERE feed_id IN (SELECT id FROM ttrss_feeds
WHERE (cat_id = :cat OR (:cat IS NULL AND cat_id IS NULL))
AND owner_uid = :uid)
AND owner_uid = :uid");
$sth->execute(["cat" => $cat ? $cat : null, "uid" => $owner_uid]);
$row = $sth->fetch();
return $row["unread"];
} else if ($cat == -1) {
return 0;
} else if ($cat == -2) {
$sth = $pdo->prepare("SELECT COUNT(DISTINCT article_id) AS unread
FROM ttrss_user_entries ue, ttrss_user_labels2 l
WHERE article_id = ref_id AND unread IS true AND ue.owner_uid = :uid");
$sth->execute(["uid" => $owner_uid]);
$row = $sth->fetch();
return $row["unread"];
}
}
// only accepts real cats (>= 0)
static function _get_cat_children_unread($cat, $owner_uid = false) {
if (!$owner_uid) $owner_uid = $_SESSION["uid"];
$pdo = Db::pdo();
$sth = $pdo->prepare("SELECT id FROM ttrss_feed_categories WHERE parent_cat = ?
AND owner_uid = ?");
$sth->execute([$cat, $owner_uid]);
$unread = 0;
while ($line = $sth->fetch()) {
$unread += self::_get_cat_unread($line["id"], $owner_uid);
$unread += self::_get_cat_children_unread($line["id"], $owner_uid);
}
return $unread;
}
static function _get_global_unread($user_id = false) {
if (!$user_id) $user_id = $_SESSION["uid"];
$pdo = Db::pdo();
$sth = $pdo->prepare("SELECT SUM(CASE WHEN unread THEN 1 ELSE 0 END) AS count
FROM ttrss_user_entries ue
WHERE ue.owner_uid = ?");
$sth->execute([$user_id]);
$row = $sth->fetch();
return $row["count"];
}
static function _get_cat_title($cat_id) {
if ($cat_id == -1) {
return __("Special");
} else if ($cat_id == -2) {
return __("Labels");
} else {
$pdo = Db::pdo();
$sth = $pdo->prepare("SELECT title FROM ttrss_feed_categories WHERE
id = ?");
$sth->execute([$cat_id]);
if ($row = $sth->fetch()) {
return $row["title"];
} else {
return __("Uncategorized");
}
}
}
private static function _get_label_unread($label_id, $owner_uid = false) {
if (!$owner_uid) $owner_uid = $_SESSION["uid"];
$pdo = Db::pdo();
$sth = $pdo->prepare("SELECT COUNT(ref_id) AS unread FROM ttrss_user_entries, ttrss_user_labels2
WHERE owner_uid = ? AND unread = true AND label_id = ? AND article_id = ref_id");
$sth->execute([$owner_uid, $label_id]);
if ($row = $sth->fetch()) {
return $row["unread"];
} else {
return 0;
}
}
static function _get_headlines($params) {
$pdo = Db::pdo();
// WARNING: due to highly dynamic nature of this query its going to quote parameters
// right before adding them to SQL part
$feed = $params["feed"];
$limit = isset($params["limit"]) ? $params["limit"] : 30;
$view_mode = $params["view_mode"];
$cat_view = isset($params["cat_view"]) ? $params["cat_view"] : false;
$search = isset($params["search"]) ? $params["search"] : false;
$search_language = isset($params["search_language"]) ? $params["search_language"] : "";
$override_order = isset($params["override_order"]) ? $params["override_order"] : false;
$offset = isset($params["offset"]) ? $params["offset"] : 0;
$owner_uid = isset($params["owner_uid"]) ? $params["owner_uid"] : $_SESSION["uid"];
$since_id = isset($params["since_id"]) ? $params["since_id"] : 0;
$include_children = isset($params["include_children"]) ? $params["include_children"] : false;
$ignore_vfeed_group = isset($params["ignore_vfeed_group"]) ? $params["ignore_vfeed_group"] : false;
$override_strategy = isset($params["override_strategy"]) ? $params["override_strategy"] : false;
$override_vfeed = isset($params["override_vfeed"]) ? $params["override_vfeed"] : false;
$start_ts = isset($params["start_ts"]) ? $params["start_ts"] : false;
$check_first_id = isset($params["check_first_id"]) ? $params["check_first_id"] : false;
$skip_first_id_check = isset($params["skip_first_id_check"]) ? $params["skip_first_id_check"] : false;
//$order_by = isset($params["order_by"]) ? $params["order_by"] : false;
$ext_tables_part = "";
$limit_query_part = "";
$query_error_override = "";
$search_words = [];
if ($search) {
$search_query_part = "";
PluginHost::getInstance()->chain_hooks_callback(PluginHost::HOOK_SEARCH,
function ($result) use (&$search_query_part, &$search_words) {
if (!empty($result)) {
list($search_query_part, $search_words) = $result;
return true;
}
},
$search);
// fall back in case of no plugins
if (!$search_query_part) {
list($search_query_part, $search_words) = self::_search_to_sql($search, $search_language, $owner_uid);
}
if (DB_TYPE == "pgsql") {
$test_sth = $pdo->prepare("select $search_query_part
FROM ttrss_entries, ttrss_user_entries WHERE id = ref_id limit 1");
try {
$test_sth->execute();
} catch (PDOException $e) {
// looks like tsquery syntax is invalid
$search_query_part = "false";
$query_error_override = T_sprintf("Incorrect search syntax: %s.", implode(" ", $search_words));
}
}
$search_query_part .= " AND ";
} else {
$search_query_part = "";
}
if ($since_id) {
$since_id_part = "ttrss_entries.id > ".$pdo->quote($since_id)." AND ";
} else {
$since_id_part = "";
}
$view_query_part = "";
if ($view_mode == "adaptive") {
if ($search) {
$view_query_part = " ";
} else if ($feed != -1) {
$unread = getFeedUnread($feed, $cat_view);
if ($cat_view && $feed > 0 && $include_children)
$unread += self::_get_cat_children_unread($feed);
if ($unread > 0) {
$view_query_part = " unread = true AND ";
}
}
}
if ($view_mode == "marked") {
$view_query_part = " marked = true AND ";
}
if ($view_mode == "has_note") {
$view_query_part = " (note IS NOT NULL AND note != '') AND ";
}
if ($view_mode == "published") {
$view_query_part = " published = true AND ";
}
if ($view_mode == "unread" && $feed != -6) {
$view_query_part = " unread = true AND ";
}
if ($limit > 0) {
$limit_query_part = "LIMIT " . (int)$limit;
}
$allow_archived = false;
$vfeed_query_part = "";
/* tags */
if (!is_numeric($feed)) {
$query_strategy_part = "true";
$vfeed_query_part = "(SELECT title FROM ttrss_feeds WHERE
id = feed_id) as feed_title,";
} else if ($feed > 0) {
if ($cat_view) {
if ($feed > 0) {
if ($include_children) {
# sub-cats
$subcats = self::_get_child_cats($feed, $owner_uid);
array_push($subcats, $feed);
$subcats = array_map("intval", $subcats);
$query_strategy_part = "cat_id IN (".
implode(",", $subcats).")";
} else {
$query_strategy_part = "cat_id = " . $pdo->quote((string)$feed);
}
} else {
$query_strategy_part = "cat_id IS NULL";
}
$vfeed_query_part = "ttrss_feeds.title AS feed_title,";
} else {
$query_strategy_part = "feed_id = " . $pdo->quote((string)$feed);
}
} else if ($feed == 0 && !$cat_view) { // archive virtual feed
$query_strategy_part = "feed_id IS NULL";
$allow_archived = true;
} else if ($feed == 0 && $cat_view) { // uncategorized
$query_strategy_part = "cat_id IS NULL AND feed_id IS NOT NULL";
$vfeed_query_part = "ttrss_feeds.title AS feed_title,";
} else if ($feed == -1) { // starred virtual feed
$query_strategy_part = "marked = true";
$vfeed_query_part = "ttrss_feeds.title AS feed_title,";
$allow_archived = true;
if (!$override_order) {
$override_order = "last_marked DESC, date_entered DESC, updated DESC";
}
} else if ($feed == -2) { // published virtual feed OR labels category
if (!$cat_view) {
$query_strategy_part = "published = true";
$vfeed_query_part = "ttrss_feeds.title AS feed_title,";
$allow_archived = true;
if (!$override_order) {
$override_order = "last_published DESC, date_entered DESC, updated DESC";
}
} else {
$vfeed_query_part = "ttrss_feeds.title AS feed_title,";
$ext_tables_part = "ttrss_labels2,ttrss_user_labels2,";
$query_strategy_part = "ttrss_labels2.id = ttrss_user_labels2.label_id AND
ttrss_user_labels2.article_id = ref_id";
}
} else if ($feed == -6) { // recently read
$query_strategy_part = "unread = false AND last_read IS NOT NULL";
if (DB_TYPE == "pgsql") {
$query_strategy_part .= " AND last_read > NOW() - INTERVAL '1 DAY' ";
} else {
$query_strategy_part .= " AND last_read > DATE_SUB(NOW(), INTERVAL 1 DAY) ";
}
$vfeed_query_part = "ttrss_feeds.title AS feed_title,";
$allow_archived = true;
$ignore_vfeed_group = true;
if (!$override_order) $override_order = "last_read DESC";
} else if ($feed == -3) { // fresh virtual feed
$query_strategy_part = "unread = true AND score >= 0";
$intl = (int) get_pref("FRESH_ARTICLE_MAX_AGE", $owner_uid);
if (DB_TYPE == "pgsql") {
$query_strategy_part .= " AND date_entered > NOW() - INTERVAL '$intl hour' ";
} else {
$query_strategy_part .= " AND date_entered > DATE_SUB(NOW(), INTERVAL $intl HOUR) ";
}
$vfeed_query_part = "ttrss_feeds.title AS feed_title,";
} else if ($feed == -4) { // all articles virtual feed
$allow_archived = true;
$query_strategy_part = "true";
$vfeed_query_part = "ttrss_feeds.title AS feed_title,";
} else if ($feed <= LABEL_BASE_INDEX) { // labels
$label_id = Labels::feed_to_label_id($feed);
$query_strategy_part = "label_id = ".$pdo->quote($label_id)." AND
ttrss_labels2.id = ttrss_user_labels2.label_id AND
ttrss_user_labels2.article_id = ref_id";
$vfeed_query_part = "ttrss_feeds.title AS feed_title,";
$ext_tables_part = "ttrss_labels2,ttrss_user_labels2,";
$allow_archived = true;
} else {
$query_strategy_part = "true";
}
$order_by = "score DESC, date_entered DESC, updated DESC";
if ($override_order) {
$order_by = $override_order;
}
if ($override_strategy) {
$query_strategy_part = $override_strategy;
}
if ($override_vfeed) {
$vfeed_query_part = $override_vfeed;
}
$feed_title = "";
$feed_site_url = "";
$last_error = "";
$last_updated = "";
if ($search) {
$feed_title = T_sprintf("Search results: %s", $search);
} else {
if ($cat_view) {
$feed_title = self::_get_cat_title($feed);
} else {
if (is_numeric($feed) && $feed > 0) {
$ssth = $pdo->prepare("SELECT title,site_url,last_error,last_updated
FROM ttrss_feeds WHERE id = ? AND owner_uid = ?");
$ssth->execute([$feed, $owner_uid]);
$row = $ssth->fetch();
$feed_title = $row["title"];
$feed_site_url = $row["site_url"];
$last_error = $row["last_error"];
$last_updated = $row["last_updated"];
} else {
$feed_title = self::_get_title($feed);
}
}
}
$content_query_part = "content, ";
if ($limit_query_part) {
$offset_query_part = "OFFSET " . (int)$offset;
} else {
$offset_query_part = "";
}
if ($start_ts) {
$start_ts_formatted = date("Y/m/d H:i:s", strtotime($start_ts));
$start_ts_query_part = "date_entered >= '$start_ts_formatted' AND";
} else {
$start_ts_query_part = "";
}
$first_id = 0;
if (is_numeric($feed)) {
// proper override_order applied above
if ($vfeed_query_part && !$ignore_vfeed_group && get_pref('VFEED_GROUP_BY_FEED', $owner_uid)) {
if (!(in_array($feed, self::NEVER_GROUP_BY_DATE) && !$cat_view)) {
$yyiw_desc = $order_by == "date_reverse" ? "" : "desc";
$yyiw_order_qpart = "yyiw $yyiw_desc, ";
} else {
$yyiw_order_qpart = "";
}
if (!$override_order) {
$order_by = "$yyiw_order_qpart ttrss_feeds.title, $order_by";
} else {
$order_by = "$yyiw_order_qpart ttrss_feeds.title, $override_order";
}
}
if (!$allow_archived) {
$from_qpart = "${ext_tables_part}ttrss_entries LEFT JOIN ttrss_user_entries ON (ref_id = ttrss_entries.id),ttrss_feeds";
$feed_check_qpart = "ttrss_user_entries.feed_id = ttrss_feeds.id AND";
} else {
$from_qpart = "${ext_tables_part}ttrss_entries LEFT JOIN ttrss_user_entries ON (ref_id = ttrss_entries.id)
LEFT JOIN ttrss_feeds ON (feed_id = ttrss_feeds.id)";
$feed_check_qpart = "";
}
if ($vfeed_query_part) $vfeed_query_part .= "favicon_avg_color,";
$first_id_query_strategy_part = $query_strategy_part;
if ($feed == -3)
$first_id_query_strategy_part = "true";
if (DB_TYPE == "pgsql") {
$sanity_interval_qpart = "date_entered >= NOW() - INTERVAL '1 hour' AND";
$yyiw_qpart = "to_char(date_entered, 'IYYY-IW') AS yyiw";
$distinct_columns = str_replace("desc", "", strtolower($order_by));
$distinct_qpart = "DISTINCT ON (id, $distinct_columns)";
} else {
$sanity_interval_qpart = "date_entered >= DATE_SUB(NOW(), INTERVAL 1 hour) AND";
$yyiw_qpart = "date_format(date_entered, '%Y-%u') AS yyiw";
$distinct_qpart = "DISTINCT"; //fallback
}
if (!$search && !$skip_first_id_check) {
// if previous topmost article id changed that means our current pagination is no longer valid
$query = "SELECT
ttrss_entries.id,
date_entered,
$yyiw_qpart,
guid,
ttrss_entries.title,
ttrss_feeds.title,
updated,
score,
marked,
published,
last_marked,
last_published,
last_read
FROM
$from_qpart
WHERE
$feed_check_qpart
ttrss_user_entries.owner_uid = ".$pdo->quote($owner_uid)." AND
$search_query_part
$start_ts_query_part
$since_id_part
$sanity_interval_qpart
$first_id_query_strategy_part ORDER BY $order_by LIMIT 1";
if (!empty($_REQUEST["debug"])) {
print "\n*** FIRST ID QUERY ***\n$query\n";
}
$res = $pdo->query($query);
if (!empty($res) && $row = $res->fetch()) {
$first_id = (int)$row["id"];
if ($offset > 0 && $first_id && $check_first_id && $first_id != $check_first_id) {
return array(-1, $feed_title, $feed_site_url, $last_error, $last_updated, $search_words, $first_id, $vfeed_query_part != "", $query_error_override);
}
}
}
$query = "SELECT $distinct_qpart
ttrss_entries.id AS id,
date_entered,
$yyiw_qpart,
guid,
ttrss_entries.title,
updated,
label_cache,
tag_cache,
always_display_enclosures,
site_url,
note,
num_comments,
comments,
int_id,
uuid,
lang,
hide_images,
unread,feed_id,marked,published,link,last_read,
last_marked, last_published,
$vfeed_query_part
$content_query_part
author,score
FROM
$from_qpart
WHERE
$feed_check_qpart
ttrss_user_entries.owner_uid = ".$pdo->quote($owner_uid)." AND
$search_query_part
$start_ts_query_part
$view_query_part
$since_id_part
$query_strategy_part ORDER BY $order_by
$limit_query_part $offset_query_part";
//if ($_REQUEST["debug"]) print $query;
if (!empty($_REQUEST["debug"])) {
print "\n*** HEADLINES QUERY ***\n$query\n";
}
$res = $pdo->query($query);
} else {
// browsing by tag
if (DB_TYPE == "pgsql") {
$distinct_columns = str_replace("desc", "", strtolower($order_by));
$distinct_qpart = "DISTINCT ON (id, $distinct_columns)";
} else {
$distinct_qpart = "DISTINCT"; //fallback
}
$query = "SELECT $distinct_qpart
date_entered,
guid,
note,
ttrss_entries.id as id,
title,
updated,
unread,
feed_id,
marked,
published,
num_comments,
comments,
int_id,
tag_cache,
label_cache,
link,
lang,
uuid,
last_read,
(SELECT hide_images FROM ttrss_feeds WHERE id = feed_id) AS hide_images,
last_marked, last_published,
$since_id_part
$vfeed_query_part
$content_query_part
author, score
FROM ttrss_entries, ttrss_user_entries, ttrss_tags
WHERE
ref_id = ttrss_entries.id AND
ttrss_user_entries.owner_uid = ".$pdo->quote($owner_uid)." AND
post_int_id = int_id AND
tag_name = ".$pdo->quote($feed)." AND
$view_query_part
$search_query_part
$start_ts_query_part
$query_strategy_part ORDER BY $order_by
$limit_query_part $offset_query_part";
//if ($_REQUEST["debug"]) print $query;
if (!empty($_REQUEST["debug"])) {
print "\n*** TAGS QUERY ***\n$query\n";
}
$res = $pdo->query($query);
}
return array($res, $feed_title, $feed_site_url, $last_error, $last_updated, $search_words, $first_id, $vfeed_query_part != "", $query_error_override);
}
static function _get_parent_cats($cat, $owner_uid) {
$rv = array();
$pdo = Db::pdo();
$sth = $pdo->prepare("SELECT parent_cat FROM ttrss_feed_categories
WHERE id = ? AND parent_cat IS NOT NULL AND owner_uid = ?");
$sth->execute([$cat, $owner_uid]);
while ($line = $sth->fetch()) {
array_push($rv, $line["parent_cat"]);
$rv = array_merge($rv, self::_get_parent_cats($line["parent_cat"], $owner_uid));
}
return $rv;
}
static function _get_child_cats($cat, $owner_uid) {
$rv = array();
$pdo = Db::pdo();
$sth = $pdo->prepare("SELECT id FROM ttrss_feed_categories
WHERE parent_cat = ? AND owner_uid = ?");
$sth->execute([$cat, $owner_uid]);
while ($line = $sth->fetch()) {
array_push($rv, $line["id"]);
$rv = array_merge($rv, self::_get_child_cats($line["id"], $owner_uid));
}
return $rv;
}
static function _cat_of_feed($feed) {
$pdo = Db::pdo();
$sth = $pdo->prepare("SELECT cat_id FROM ttrss_feeds
WHERE id = ?");
$sth->execute([$feed]);
if ($row = $sth->fetch()) {
return $row["cat_id"];
} else {
return false;
}
}
private function _color_of($name) {
$colormap = [ "#1cd7d7","#d91111","#1212d7","#8e16e5","#7b7b7b",
"#39f110","#0bbea6","#ec0e0e","#1534f2","#b9e416",
"#479af2","#f36b14","#10c7e9","#1e8fe7","#e22727" ];
$sum = 0;
for ($i = 0; $i < strlen($name); $i++) {
$sum += ord($name[$i]);
}
$sum %= count($colormap);
return $colormap[$sum];
}
private static function _get_feeds_from_html($url, $content) {
$url = UrlHelper::validate($url);
$baseUrl = substr($url, 0, strrpos($url, '/') + 1);
$feedUrls = [];
$doc = new DOMDocument();
if (@$doc->loadHTML($content)) {
$xpath = new DOMXPath($doc);
$entries = $xpath->query('/html/head/link[@rel="alternate" and '.
'(contains(@type,"rss") or contains(@type,"atom"))]|/html/head/link[@rel="feed"]');
foreach ($entries as $entry) {
if ($entry->hasAttribute('href')) {
$title = $entry->getAttribute('title');
if ($title == '') {
$title = $entry->getAttribute('type');
}
$feedUrl = rewrite_relative_url(
$baseUrl, $entry->getAttribute('href')
);
$feedUrls[$feedUrl] = $title;
}
}
}
return $feedUrls;
}
static function _is_html($content) {
return preg_match("/<html|DOCTYPE html/i", substr($content, 0, 8192)) !== 0;
}
static function _add_cat($feed_cat, $parent_cat_id = false, $order_id = 0) {
if (!$feed_cat) return false;
$feed_cat = mb_substr($feed_cat, 0, 250);
if (!$parent_cat_id) $parent_cat_id = null;
$pdo = Db::pdo();
$tr_in_progress = false;
try {
$pdo->beginTransaction();
} catch (Exception $e) {
$tr_in_progress = true;
}
$sth = $pdo->prepare("SELECT id FROM ttrss_feed_categories
WHERE (parent_cat = :parent OR (:parent IS NULL AND parent_cat IS NULL))
AND title = :title AND owner_uid = :uid");
$sth->execute([':parent' => $parent_cat_id, ':title' => $feed_cat, ':uid' => $_SESSION['uid']]);
if (!$sth->fetch()) {
$sth = $pdo->prepare("INSERT INTO ttrss_feed_categories (owner_uid,title,parent_cat,order_id)
VALUES (?, ?, ?, ?)");
$sth->execute([$_SESSION['uid'], $feed_cat, $parent_cat_id, (int)$order_id]);
if (!$tr_in_progress) $pdo->commit();
return true;
}
$pdo->commit();
return false;
}
static function _get_access_key($feed_id, $is_cat, $owner_uid = false) {
if (!$owner_uid) $owner_uid = $_SESSION["uid"];
$is_cat = bool_to_sql_bool($is_cat);
$pdo = Db::pdo();
$sth = $pdo->prepare("SELECT access_key FROM ttrss_access_keys
WHERE feed_id = ? AND is_cat = ?
AND owner_uid = ?");
$sth->execute([$feed_id, $is_cat, $owner_uid]);
if ($row = $sth->fetch()) {
return $row["access_key"];
} else {
$key = uniqid_short();
$sth = $pdo->prepare("INSERT INTO ttrss_access_keys
(access_key, feed_id, is_cat, owner_uid)
VALUES (?, ?, ?, ?)");
$sth->execute([$key, $feed_id, $is_cat, $owner_uid]);
return $key;
}
}
/**
* Purge a feed old posts.
*
* @param mixed $feed_id The id of the purged feed.
* @param mixed $purge_interval Olderness of purged posts.
* @access public
* @return mixed
*/
static function _purge($feed_id, $purge_interval) {
if (!$purge_interval) $purge_interval = self::_get_purge_interval($feed_id);
$pdo = Db::pdo();
$owner_uid = false;
$rows_deleted = 0;
$sth = $pdo->prepare("SELECT owner_uid FROM ttrss_feeds WHERE id = ?");
$sth->execute([$feed_id]);
if ($row = $sth->fetch()) {
$owner_uid = $row["owner_uid"];
if (FORCE_ARTICLE_PURGE != 0) {
Debug::log("purge_feed: FORCE_ARTICLE_PURGE is set, overriding interval to " . FORCE_ARTICLE_PURGE, Debug::$LOG_VERBOSE);
$purge_unread = true;
$purge_interval = FORCE_ARTICLE_PURGE;
} else {
$purge_unread = get_pref("PURGE_UNREAD_ARTICLES", $owner_uid, false);
}
$purge_interval = (int) $purge_interval;
Debug::log("purge_feed: interval $purge_interval days for feed $feed_id, owner: $owner_uid, purge unread: $purge_unread", Debug::$LOG_VERBOSE);
if ($purge_interval <= 0) {
Debug::log("purge_feed: purging disabled for this feed, nothing to do.", Debug::$LOG_VERBOSE);
return;
}
if (!$purge_unread)
$query_limit = " unread = false AND ";
else
$query_limit = "";
if (DB_TYPE == "pgsql") {
$sth = $pdo->prepare("DELETE FROM ttrss_user_entries
USING ttrss_entries
WHERE ttrss_entries.id = ref_id AND
marked = false AND
feed_id = ? AND
$query_limit
ttrss_entries.date_updated < NOW() - INTERVAL '$purge_interval days'");
$sth->execute([$feed_id]);
} else {
$sth = $pdo->prepare("DELETE FROM ttrss_user_entries
USING ttrss_user_entries, ttrss_entries
WHERE ttrss_entries.id = ref_id AND
marked = false AND
feed_id = ? AND
$query_limit
ttrss_entries.date_updated < DATE_SUB(NOW(), INTERVAL $purge_interval DAY)");
$sth->execute([$feed_id]);
}
$rows_deleted = $sth->rowCount();
Debug::log("purge_feed: deleted $rows_deleted articles.", Debug::$LOG_VERBOSE);
} else {
Debug::log("purge_feed: owner of $feed_id not found", Debug::$LOG_VERBOSE);
}
return $rows_deleted;
}
private static function _get_purge_interval($feed_id) {
$pdo = Db::pdo();
$sth = $pdo->prepare("SELECT purge_interval, owner_uid FROM ttrss_feeds
WHERE id = ?");
$sth->execute([$feed_id]);
if ($row = $sth->fetch()) {
$purge_interval = $row["purge_interval"];
$owner_uid = $row["owner_uid"];
if ($purge_interval == 0)
$purge_interval = get_pref('PURGE_OLD_DAYS', $owner_uid, false);
return $purge_interval;
} else {
return -1;
}
}
private static function _search_to_sql($search, $search_language, $owner_uid) {
$keywords = str_getcsv(trim($search), " ");
$query_keywords = array();
$search_words = array();
$search_query_leftover = array();
$pdo = Db::pdo();
if ($search_language)
$search_language = $pdo->quote(mb_strtolower($search_language));
else
$search_language = $pdo->quote(mb_strtolower(get_pref('DEFAULT_SEARCH_LANGUAGE', $owner_uid)));
foreach ($keywords as $k) {
if (strpos($k, "-") === 0) {
$k = substr($k, 1);
$not = "NOT";
} else {
$not = "";
}
$commandpair = explode(":", mb_strtolower($k), 2);
switch ($commandpair[0]) {
case "title":
if ($commandpair[1]) {
array_push($query_keywords, "($not (LOWER(ttrss_entries.title) LIKE ".
$pdo->quote('%' . mb_strtolower($commandpair[1]) . '%') ."))");
} else {
array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
OR UPPER(ttrss_entries.content) $not LIKE UPPER(".$pdo->quote("%$k%")."))");
array_push($search_words, $k);
}
break;
case "author":
if ($commandpair[1]) {
array_push($query_keywords, "($not (LOWER(author) LIKE ".
$pdo->quote('%' . mb_strtolower($commandpair[1]) . '%')."))");
} else {
array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
OR UPPER(ttrss_entries.content) $not LIKE UPPER(".$pdo->quote("%$k%")."))");
array_push($search_words, $k);
}
break;
case "note":
if ($commandpair[1]) {
if ($commandpair[1] == "true")
array_push($query_keywords, "($not (note IS NOT NULL AND note != ''))");
else if ($commandpair[1] == "false")
array_push($query_keywords, "($not (note IS NULL OR note = ''))");
else
array_push($query_keywords, "($not (LOWER(note) LIKE ".
$pdo->quote('%' . mb_strtolower($commandpair[1]) . '%')."))");
} else {
array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER(".$pdo->quote("%$k%").")
OR UPPER(ttrss_entries.content) $not LIKE UPPER(".$pdo->quote("%$k%")."))");
if (!$not) array_push($search_words, $k);
}
break;
case "star":
if ($commandpair[1]) {
if ($commandpair[1] == "true")
array_push($query_keywords, "($not (marked = true))");
else
array_push($query_keywords, "($not (marked = false))");
} else {
array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER(".$pdo->quote("%$k%").")
OR UPPER(ttrss_entries.content) $not LIKE UPPER(".$pdo->quote("%$k%")."))");
if (!$not) array_push($search_words, $k);
}
break;
case "pub":
if ($commandpair[1]) {
if ($commandpair[1] == "true")
array_push($query_keywords, "($not (published = true))");
else
array_push($query_keywords, "($not (published = false))");
} else {
array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
OR UPPER(ttrss_entries.content) $not LIKE UPPER(".$pdo->quote("%$k%")."))");
if (!$not) array_push($search_words, $k);
}
break;
case "label":
if ($commandpair[1]) {
$label_id = Labels::find_id($commandpair[1], $_SESSION["uid"]);
if ($label_id) {
array_push($query_keywords, "($not
(ttrss_entries.id IN (
SELECT article_id FROM ttrss_user_labels2 WHERE
label_id = ".$pdo->quote($label_id).")))");
} else {
array_push($query_keywords, "(false)");
}
} else {
array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER(".$pdo->quote("%$k%").")
OR UPPER(ttrss_entries.content) $not LIKE UPPER(".$pdo->quote("%$k%")."))");
if (!$not) array_push($search_words, $k);
}
break;
case "unread":
if ($commandpair[1]) {
if ($commandpair[1] == "true")
array_push($query_keywords, "($not (unread = true))");
else
array_push($query_keywords, "($not (unread = false))");
} else {
array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER(".$pdo->quote("%$k%").")
OR UPPER(ttrss_entries.content) $not LIKE UPPER(".$pdo->quote("%$k%")."))");
if (!$not) array_push($search_words, $k);
}
break;
default:
if (strpos($k, "@") === 0) {
$user_tz_string = get_pref('USER_TIMEZONE', $_SESSION['uid']);
$orig_ts = strtotime(substr($k, 1));
$k = date("Y-m-d", TimeHelper::convert_timestamp($orig_ts, $user_tz_string, 'UTC'));
//$k = date("Y-m-d", strtotime(substr($k, 1)));
array_push($query_keywords, "(".SUBSTRING_FOR_DATE."(updated,1,LENGTH('$k')) $not = '$k')");
} else {
if (DB_TYPE == "pgsql") {
$k = mb_strtolower($k);
array_push($search_query_leftover, $not ? "!$k" : $k);
} else {
array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER(".$pdo->quote("%$k%").")
OR UPPER(ttrss_entries.content) $not LIKE UPPER(".$pdo->quote("%$k%")."))");
}
if (!$not) array_push($search_words, $k);
}
}
}
if (count($search_query_leftover) > 0) {
if (DB_TYPE == "pgsql") {
// if there's no joiners consider this a "simple" search and
// concatenate everything with &, otherwise don't try to mess with tsquery syntax
if (preg_match("/[&|]/", implode(" " , $search_query_leftover))) {
$tsquery = $pdo->quote(implode(" ", $search_query_leftover));
} else {
$tsquery = $pdo->quote(implode(" & ", $search_query_leftover));
}
array_push($query_keywords,
"(tsvector_combined @@ to_tsquery($search_language, $tsquery))");
}
}
if (count($query_keywords) > 0)
$search_query_part = implode("AND", $query_keywords);
else
$search_query_part = "false";
return array($search_query_part, $search_words);
}
static function _order_to_override_query($order) {
$query = "";
$skip_first_id = false;
PluginHost::getInstance()->chain_hooks_callback(PluginHost::HOOK_HEADLINES_CUSTOM_SORT_OVERRIDE,
function ($result) use (&$query, &$skip_first_id) {
list ($query, $skip_first_id) = $result;
},
$order);
if ($query) return [$query, $skip_first_id];
switch ($order) {
case "title":
$query = "ttrss_entries.title, date_entered, updated";
break;
case "date_reverse":
$query = "updated";
$skip_first_id = true;
break;
case "feed_dates":
$query = "updated DESC";
break;
}
return [$query, $skip_first_id];
}
private function _mark_timestamp($label) {
if (empty($_REQUEST['timestamps']))
return;
if (!$this->viewfeed_timestamp) $this->viewfeed_timestamp = hrtime(true);
if (!$this->viewfeed_timestamp_last) $this->viewfeed_timestamp_last = hrtime(true);
$timestamp = hrtime(true);
printf("[%4d ms, %4d abs] %s\n",
($timestamp - $this->viewfeed_timestamp_last) / 1e6,
($timestamp - $this->viewfeed_timestamp) / 1e6,
$label);
$this->viewfeed_timestamp_last = $timestamp;
}
}
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