X-Git-Url: https://git.wh0rd.org/?a=blobdiff_plain;f=backend.php;h=b2eba083eefb88231300a1349eee150609adbc03;hb=81fc862e370a1dfbd3941206fd00076e3cbf0551;hp=5511668cf5ce6c776fe007bcff058e74df276a68;hpb=cbe50c800d4846be184673e623063abee7101a0c;p=tt-rss.git

diff --git a/backend.php b/backend.php
index 5511668c..b2eba083 100644
--- a/backend.php
+++ b/backend.php
@@ -1,5 +1,6 @@
 <?php
-	set_include_path(get_include_path() . PATH_SEPARATOR . "include");
+	set_include_path(dirname(__FILE__) ."/include" . PATH_SEPARATOR .
+		get_include_path());
 
 	/* remove ill effects of magic quotes */
 
@@ -16,70 +17,56 @@
 		$_REQUEST = array_map('stripslashes_deep', $_REQUEST);
 	}
 
-	function __autoload($class) {
-		$file = "classes/".strtolower(basename($class)).".php";
-		if (file_exists($file)) {
-			require $file;
-		}
+	$op = $_REQUEST["op"];
+	@$method = $_REQUEST['subop'] ? $_REQUEST['subop'] : $_REQUEST["method"];
+
+	if (!$method)
+		$method = 'index';
+	else
+		$method = strtolower($method);
+
+	/* Public calls compatibility shim */
+
+	$public_calls = array("globalUpdateFeeds", "rss", "getUnread", "getProfiles", "share",
+		"fbexport", "logout", "pubsub");
+
+	if (array_search($op, $public_calls) !== false) {
+		header("Location: public.php?" . $_SERVER['QUERY_STRING']);
+		return;
 	}
 
-	$op = $_REQUEST["op"];
+	@$csrf_token = $_REQUEST['csrf_token'];
 
+	require_once "autoload.php";
+	require_once "sessions.php";
 	require_once "functions.php";
-	if ($op != "share") require_once "sessions.php";
-	require_once "sanity_check.php";
 	require_once "config.php";
 	require_once "db.php";
 	require_once "db-prefs.php";
 
-	no_cache_incantation();
-
 	startup_gettext();
 
-	$script_started = getmicrotime();
-
-	$link = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME);
-
-	if (!$link) {
-		if (DB_TYPE == "mysql") {
-			print mysql_error();
-		}
-		// PG seems to display its own errors just fine by default.
-		return;
-	}
-
-	init_connection($link);
+	$script_started = microtime(true);
 
-	$method = $_REQUEST['subop'] ? $_REQUEST['subop'] : $_REQUEST["method"];
+	if (!init_plugins()) return;
 
-	header("Content-Type: text/plain; charset=utf-8");
+	header("Content-Type: text/json; charset=utf-8");
 
-	if (ENABLE_GZIP_OUTPUT) {
+	if (ENABLE_GZIP_OUTPUT && function_exists("ob_gzhandler")) {
 		ob_start("ob_gzhandler");
 	}
 
 	if (SINGLE_USER_MODE) {
-		authenticate_user($link, "admin", null);
+		authenticate_user( "admin", null);
 	}
 
-	$public_calls = array("globalUpdateFeeds", "rss", "getUnread", "getProfiles", "share",
-		"fbexport", "logout", "pubsub");
-
-	if (array_search($op, $public_calls) !== false) {
-
-		handle_public_request($link, $op);
-		return;
-
-	} else if (!($_SESSION["uid"] && validate_session($link))) {
-		if ($op == 'pref-feeds' && $method == 'add') {
-			header("Content-Type: text/html");
-			login_sequence($link);
-			render_login_form($link);
-		} else {
-			header("Content-Type: text/plain");
-			print json_encode(array("error" => array("code" => 6)));
+	if ($_SESSION["uid"]) {
+		if (!validate_session()) {
+			header("Content-Type: text/json");
+			print error_json(6);
+			return;
 		}
-		return;
+		load_user_plugins( $_SESSION["uid"]);
 	}
 
 	$purge_intervals = array(
@@ -94,89 +81,67 @@
 	$update_intervals = array(
 		0   => __("Default interval"),
 		-1  => __("Disable updates"),
-		15  => __("Each 15 minutes"),
-		30  => __("Each 30 minutes"),
+		15  => __("15 minutes"),
+		30  => __("30 minutes"),
 		60  => __("Hourly"),
-		240 => __("Each 4 hours"),
-		720 => __("Each 12 hours"),
+		240 => __("4 hours"),
+		720 => __("12 hours"),
 		1440 => __("Daily"),
 		10080 => __("Weekly"));
 
 	$update_intervals_nodefault = array(
 		-1  => __("Disable updates"),
-		15  => __("Each 15 minutes"),
-		30  => __("Each 30 minutes"),
+		15  => __("15 minutes"),
+		30  => __("30 minutes"),
 		60  => __("Hourly"),
-		240 => __("Each 4 hours"),
-		720 => __("Each 12 hours"),
+		240 => __("4 hours"),
+		720 => __("12 hours"),
 		1440 => __("Daily"),
 		10080 => __("Weekly"));
 
-	$update_methods = array(
-		0   => __("Default"),
-		1   => __("Magpie"),
-		2   => __("SimplePie"),
-		3   => __("Twitter OAuth"));
-
-	if (DEFAULT_UPDATE_METHOD == "1") {
-		$update_methods[0] .= ' (SimplePie)';
-	} else {
-		$update_methods[0] .= ' (Magpie)';
-	}
-
 	$access_level_names = array(
 		0 => __("User"),
 		5 => __("Power User"),
 		10 => __("Administrator"));
 
-	$error = sanity_check($link);
+	$op = str_replace("-", "_", $op);
 
-	if ($error['code'] != 0 && $op != "logout") {
-		print json_encode(array("error" => $error));
-		return;
-	}
+	$override = PluginHost::getInstance()->lookup_handler($op, $method);
 
-	$op = str_replace("-", "_", $op);
+	if (class_exists($op) || $override) {
 
-	if (class_exists($op)) {
-		$handler = new $op($link, $_REQUEST);
+		if ($override) {
+			$handler = $override;
+		} else {
+			$handler = new $op($_REQUEST);
+		}
 
-		if ($handler) {
-			if ($handler->before()) {
-				if ($method && method_exists($handler, $method)) {
-					$handler->$method();
-				} else if (method_exists($handler, 'index')) {
-					$handler->index();
+		if ($handler && implements_interface($handler, 'IHandler')) {
+			if (validate_csrf($csrf_token) || $handler->csrf_ignore($method)) {
+				if ($handler->before($method)) {
+					if ($method && method_exists($handler, $method)) {
+						$handler->$method();
+					} else {
+						if (method_exists($handler, "catchall")) {
+							$handler->catchall($method);
+						}
+					}
+					$handler->after();
+					return;
+				} else {
+					header("Content-Type: text/json");
+					print error_json(6);
+					return;
 				}
-				$handler->after();
+			} else {
+				header("Content-Type: text/json");
+				print error_json(6);
 				return;
 			}
 		}
 	}
 
-	switch($op) { // Select action according to $op value.
-
-		case "pref_filters":
-			require_once "modules/pref-filters.php";
-			module_pref_filters($link);
-		break; // pref-filters
-
-		case "pref_users":
-			require_once "modules/pref-users.php";
-			module_pref_users($link);
-		break; // prefs-users
-
-		case "pref_instances":
-			require_once "modules/pref-instances.php";
-			module_pref_instances($link);
-		break; // pref-instances
-
-		default:
-			header("Content-Type: text/plain");
-			print json_encode(array("error" => array("code" => 7)));
-		break; // fallback
-	} // Select action according to $op value.
+	header("Content-Type: text/json");
+	print error_json(13);
 
-	// We close the connection to database.
-	db_close($link);
 ?>