-- Prosody IM
--- Copyright (C) 2008-2010 Matthew Wild
--- Copyright (C) 2008-2010 Waqas Hussain
+-- Copyright (C) 2008-2012 Matthew Wild
+-- Copyright (C) 2008-2012 Waqas Hussain
--
-- This project is MIT/X11 licensed. Please see the
-- COPYING file in the source package for more information.
--
module:set_global();
+module:depends("http_errors");
---local sessions = module:shared("sessions");
+local portmanager = require "core.portmanager";
+local moduleapi = require "core.moduleapi";
+local url_parse = require "socket.url".parse;
+local url_build = require "socket.url".build;
---[[function listener.associate_session(conn, session)
- sessions[conn] = session;
-end]]
-
-local NULL = {};
-local handlers = {};
+local server = require "net.http.server";
-function build_handlers(host)
- if not hosts[host] then return; end
- local h = {};
- handlers[host] = h;
-
- for mod_name, module in pairs(modulemanager.get_modules(host)) do
- module = module.module;
- if module.items then
- for _, item in ipairs(module.items["http-handler"] or NULL) do
- local previous = handlers[item.path];
- if not previous and item.path then
- h[item.path] = item;
- end
- end
- end
- end
+server.set_default_host(module:get_option_string("http_default_host"));
- return h;
+local function normalize_path(path)
+ if path:sub(-1,-1) == "/" then path = path:sub(1, -2); end
+ if path:sub(1,1) ~= "/" then path = "/"..path; end
+ return path;
end
-function clear_handlers(event)
- handlers[event.source.host] = nil;
-end
-function get_handler(host, path)
- local h = handlers[host] or build_handlers(host);
- if h then
- local item = h[path];
- return item and item.handler;
+
+local function get_http_event(host, app_path, key)
+ local method, path = key:match("^(%S+)%s+(.+)$");
+ if not method then -- No path specified, default to "" (base path)
+ method, path = key, "";
+ end
+ if method:sub(1,1) == "/" then
+ return nil;
+ end
+ if app_path == "/" and path:sub(1,1) == "/" then
+ app_path = "";
end
+ return method:upper().." "..host..app_path..path;
end
-module:handle_items("http-handler", clear_handlers, clear_handlers, false);
-function http_handler(event)
- local request, response = event.request, event.response;
+local function get_base_path(host_module, app_name, default_app_path)
+ return (normalize_path(host_module:get_option("http_paths", {})[app_name] -- Host
+ or module:get_option("http_paths", {})[app_name] -- Global
+ or default_app_path)) -- Default
+ :gsub("%$(%w+)", { host = module.host });
+end
+
+local ports_by_scheme = { http = 80, https = 443, };
- local handler = get_handler(request.headers.host:match("[^:]*"):lower(), request.path:match("[^?]*"));
- if handler then
- handler(request, response);
- return true;
+-- Helper to deduce a module's external URL
+function moduleapi.http_url(module, app_name, default_path)
+ app_name = app_name or (module.name:gsub("^http_", ""));
+ local external_url = url_parse(module:get_option_string("http_external_url")) or {};
+ local services = portmanager.get_active_services();
+ local http_services = services:get("https") or services:get("http") or {};
+ for interface, ports in pairs(http_services) do
+ for port, services in pairs(ports) do
+ local url = {
+ scheme = (external_url.scheme or services[1].service.name);
+ host = (external_url.host or module:get_option_string("http_host", module.host));
+ port = tonumber(external_url.port) or port or 80;
+ path = normalize_path(external_url.path or "/")..
+ (get_base_path(module, app_name, default_path or "/"..app_name):sub(2));
+ }
+ if ports_by_scheme[url.scheme] == url.port then url.port = nil end
+ return url_build(url);
+ end
end
end
-local server = require "net.http.server";
-local listener = server.listener;
-server.add_handler("*", http_handler);
-function module.unload()
- server.remove_handler("*", http_handler);
+function module.add_host(module)
+ local host = module:get_option_string("http_host", module.host);
+ local apps = {};
+ module.environment.apps = apps;
+ local function http_app_added(event)
+ local app_name = event.item.name;
+ local default_app_path = event.item.default_path or "/"..app_name;
+ local app_path = get_base_path(module, app_name, default_app_path);
+ if not app_name then
+ -- TODO: Link to docs
+ module:log("error", "HTTP app has no 'name', add one or use module:provides('http', app)");
+ return;
+ end
+ apps[app_name] = apps[app_name] or {};
+ local app_handlers = apps[app_name];
+ for key, handler in pairs(event.item.route or {}) do
+ local event_name = get_http_event(host, app_path, key);
+ if event_name then
+ if type(handler) ~= "function" then
+ local data = handler;
+ handler = function () return data; end
+ elseif event_name:sub(-2, -1) == "/*" then
+ local base_path_len = #event_name:match("/.+$");
+ local _handler = handler;
+ handler = function (event)
+ local path = event.request.path:sub(base_path_len);
+ return _handler(event, path);
+ end;
+ end
+ if not app_handlers[event_name] then
+ app_handlers[event_name] = handler;
+ module:hook_object_event(server, event_name, handler);
+ else
+ module:log("warn", "App %s added handler twice for '%s', ignoring", app_name, event_name);
+ end
+ else
+ module:log("error", "Invalid route in %s, %q. See http://prosody.im/doc/developers/http#routes", app_name, key);
+ end
+ end
+ end
+
+ local function http_app_removed(event)
+ local app_handlers = apps[event.item.name];
+ apps[event.item.name] = nil;
+ for event, handler in pairs(app_handlers) do
+ module:unhook_object_event(server, event, handler);
+ end
+ end
+
+ module:handle_items("http-provider", http_app_added, http_app_removed);
+
+ server.add_host(host);
+ function module.unload()
+ server.remove_host(host);
+ end
end
---require "net.http.server".listen_on(8080);
-module:add_item("net-provider", {
+module:provides("net", {
name = "http";
- listener = listener;
+ listener = server.listener;
default_port = 5280;
multiplex = {
pattern = "^[A-Z]";
};
});
-module:add_item("net-provider", {
+module:provides("net", {
name = "https";
- listener = listener;
+ listener = server.listener;
+ default_port = 5281;
encryption = "ssl";
+ ssl_config = { verify = "none" };
multiplex = {
pattern = "^[A-Z]";
};
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