ttrss/backend.php

152 lines
3.7 KiB
PHP

<?php
set_include_path(dirname(__FILE__) ."/include" . PATH_SEPARATOR .
get_include_path());
$op = $_REQUEST["op"];
$method = !empty($_REQUEST['subop']) ?
$_REQUEST['subop'] :
$_REQUEST["method"] ?? false;
if (!$method)
$method = 'index';
else
$method = strtolower($method);
/* Public calls compatibility shim */
$public_calls = array("globalUpdateFeeds", "rss", "getUnread", "getProfiles", "share");
if (array_search($op, $public_calls) !== false) {
header("Location: public.php?" . $_SERVER['QUERY_STRING']);
return;
}
$csrf_token = $_POST['csrf_token'] ?? "";
require_once "autoload.php";
require_once "sessions.php";
require_once "functions.php";
require_once "config.php";
require_once "db.php";
require_once "db-prefs.php";
$op = (string)clean($op);
$method = (string)clean($method);
startup_gettext();
$script_started = microtime(true);
if (!init_plugins()) return;
header("Content-Type: text/json; charset=utf-8");
if (SINGLE_USER_MODE) {
UserHelper::authenticate( "admin", null);
}
if (!empty($_SESSION["uid"])) {
if (!validate_session()) {
header("Content-Type: text/json");
print error_json(6);
return;
}
UserHelper::load_user_plugins($_SESSION["uid"]);
}
$purge_intervals = array(
0 => __("Use default"),
-1 => __("Never purge"),
7 => __("1 week old"),
14 => __("2 weeks old"),
31 => __("1 month old"),
60 => __("2 months old"),
90 => __("3 months old"));
$update_intervals = array(
0 => __("Default interval"),
-1 => __("Disable updates"),
15 => __("15 minutes"),
30 => __("30 minutes"),
60 => __("Hourly"),
240 => __("4 hours"),
720 => __("12 hours"),
1440 => __("Daily"),
10080 => __("Weekly"));
$update_intervals_nodefault = array(
-1 => __("Disable updates"),
15 => __("15 minutes"),
30 => __("30 minutes"),
60 => __("Hourly"),
240 => __("4 hours"),
720 => __("12 hours"),
1440 => __("Daily"),
10080 => __("Weekly"));
$access_level_names = array(
0 => __("User"),
5 => __("Power User"),
10 => __("Administrator"));
$op = str_replace("-", "_", $op);
$override = PluginHost::getInstance()->lookup_handler($op, $method);
if (class_exists($op) || $override) {
if (strpos($method, "_") === 0) {
user_error("Refusing to invoke method $method of handler $op which starts with underscore.", E_USER_WARNING);
header("Content-Type: text/json");
print error_json(6);
return;
}
if ($override) {
$handler = $override;
} else {
$reflection = new ReflectionClass($op);
$handler = $reflection->newInstanceWithoutConstructor();
}
if ($handler && implements_interface($handler, 'IHandler')) {
$handler->__construct($_REQUEST);
if (validate_csrf($csrf_token) || $handler->csrf_ignore($method)) {
if ($handler->before($method)) {
if ($method && method_exists($handler, $method)) {
$reflection = new ReflectionMethod($handler, $method);
if ($reflection->getNumberOfRequiredParameters() == 0) {
$handler->$method();
} else {
user_error("Refusing to invoke method $method of handler $op which has required parameters.", E_USER_WARNING);
header("Content-Type: text/json");
print error_json(6);
}
} else {
if (method_exists($handler, "catchall")) {
$handler->catchall($method);
}
}
$handler->after();
return;
} else {
header("Content-Type: text/json");
print error_json(6);
return;
}
} else {
user_error("Refusing to invoke method $method of handler $op with invalid CSRF token.", E_USER_WARNING);
header("Content-Type: text/json");
print error_json(6);
return;
}
}
}
header("Content-Type: text/json");
print error_json(13);
?>