local set = require "util.set";
local logger = require "util.logger";
local pluginloader = require "util.pluginloader";
+local timer = require "util.timer";
local multitable_new = require "util.multitable".new;
local prosody = prosody;
local hosts = prosody.hosts;
+local core_post_stanza = prosody.core_post_stanza;
-- Registry of shared module data
local shared_data = setmetatable({}, { __mode = "v" });
end
function api:get_host_type()
- return hosts[self.host].type;
+ return self.host ~= "*" and hosts[self.host].type or nil;
end
function api:set_global()
local _log = logger.init("mod_"..self.name);
self.log = function (self, ...) return _log(...); end;
self._log = _log;
+ self.global = true;
end
function api:add_feature(xmlns)
return object.add_handler(event, handler, priority);
end
+function api:unhook_object_event(object, event, handler)
+ return object.remove_handler(event, handler);
+end
+
function api:hook(event, handler, priority)
return self:hook_object_event((hosts[self.host] or prosody).events, event, handler, priority);
end
return self:hook_object_event(prosody.events, event, handler, priority);
end
-function api:hook_stanza(xmlns, name, handler, priority)
+function api:hook_tag(xmlns, name, handler, priority)
if not handler and type(name) == "function" then
-- If only 2 options then they specified no xmlns
xmlns, name, handler, priority = nil, xmlns, name, handler;
end
return self:hook("stanza/"..(xmlns and (xmlns..":") or "")..name, function (data) return handler(data.origin, data.stanza, data); end, priority);
end
+api.hook_stanza = api.hook_tag; -- COMPAT w/pre-0.9
function api:require(lib)
local f, n = pluginloader.load_code(self.name, lib..".lib.lua");
return f();
end
+function api:depends(name)
+ if not self.dependencies then
+ self.dependencies = {};
+ self:hook("module-reloaded", function (event)
+ if self.dependencies[event.module] then
+ self:log("info", "Auto-reloading due to reload of %s:%s", event.host, event.module);
+ modulemanager.reload(self.host, self.name);
+ return;
+ end
+ end);
+ self:hook("module-unloaded", function (event)
+ if self.dependencies[event.module] then
+ self:log("info", "Auto-unloading due to unload of %s:%s", event.host, event.module);
+ modulemanager.unload(self.host, self.name);
+ end
+ end);
+ end
+ local mod = modulemanager.get_module(self.host, name) or modulemanager.get_module("*", name);
+ if mod and mod.module.host == "*" and self.host ~= "*"
+ and modulemanager.module_has_method(mod, "add_host") then
+ mod = nil; -- This is a shared module, so we still want to load it on our host
+ end
+ if not mod then
+ local err;
+ mod, err = modulemanager.load(self.host, name);
+ if not mod then
+ return error(("Unable to load required module, mod_%s: %s"):format(name, ((err or "unknown error"):gsub("%-", " ")) ));
+ end
+ end
+ self.dependencies[name] = true;
+ return mod;
+end
+
+-- Returns one or more shared tables at the specified virtual paths
+-- Intentionally does not allow the table at a path to be _set_, it
+-- is auto-created if it does not exist.
+function api:shared(...)
+ if not self.shared_data then self.shared_data = {}; end
+ local paths = { n = select("#", ...), ... };
+ local data_array = {};
+ local default_path_components = { self.host, self.name };
+ for i = 1, paths.n do
+ local path = paths[i];
+ if path:sub(1,1) ~= "/" then -- Prepend default components
+ local n_components = select(2, path:gsub("/", "%1"));
+ path = (n_components<#default_path_components and "/" or "")..t_concat(default_path_components, "/", 1, #default_path_components-n_components).."/"..path;
+ end
+ local shared = shared_data[path];
+ if not shared then
+ shared = {};
+ shared_data[path] = shared;
+ end
+ t_insert(data_array, shared);
+ self.shared_data[path] = shared;
+ end
+ return unpack(data_array);
+end
+
function api:get_option(name, default_value)
local value = config.get(self.host, self.name, name);
if value == nil then
return set.new(value);
end
-local module_items = multitable_new();
function api:add_item(key, value)
self.items = self.items or {};
self.items[key] = self.items[key] or {};
end
end
+function api:provides(name, item)
+ if not item then item = self.environment; end
+ if not item.name then
+ local item_name = self.name;
+ -- Strip a provider prefix to find the item name
+ -- (e.g. "auth_foo" -> "foo" for an auth provider)
+ if item_name:find(name.."_", 1, true) == 1 then
+ item_name = item_name:sub(#name+2);
+ end
+ item.name = item_name;
+ end
+ self:add_item(name.."-provider", item);
+end
+
+function api:send(stanza)
+ return core_post_stanza(hosts[self.host], stanza);
+end
+
+function api:add_timer(delay, callback)
+ return timer.add_task(delay, function (t)
+ if self.loaded == false then return; end
+ return callback(t);
+ end);
+end
+
+local path_sep = package.config:sub(1,1);
+function api:get_directory()
+ return self.path and (self.path:gsub("%"..path_sep.."[^"..path_sep.."]*$", "")) or nil;
+end
+
+function api:load_resource(path, mode)
+ path = config.resolve_relative_path(self:get_directory(), path);
+ return io.open(path, mode);
+end
+
return api;