prosody
13ed38531f69
core/modulemanager.lua

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core/modulemanager.lua @ 686:13ed38531f69

modulemanager: Per-host event hooks for plugins - solves issue 41
author Waqas Hussain <waqas20@gmail.com>
date Fri, 09 Jan 2009 23:01:21 +0500
parent 675:cc82394fea22
child 695:3384f2784795
child 708:b72d408f5f15
comparison
equal deleted inserted replaced
685:55d1bc45acf1 686:13ed38531f69
53 53
54 local modulehelpers = setmetatable({}, { __index = _G }); 54 local modulehelpers = setmetatable({}, { __index = _G });
55 55
56 local features_table = multitable_new(); 56 local features_table = multitable_new();
57 local handler_table = multitable_new(); 57 local handler_table = multitable_new();
58 local hooked = multitable_new();
59 local event_hooks = multitable_new();
60
58 local NULL = {}; 61 local NULL = {};
59 62
60 -- Load modules when a host is activated 63 -- Load modules when a host is activated
61 function load_modules_for_host(host) 64 function load_modules_for_host(host)
62 -- Load modules from global section 65 -- Load modules from global section
149 for _, param in pairs(params) do 152 for _, param in pairs(params) do
150 local handlers = stanza_handlers:get(param[1], param[2], param[3], param[4]); 153 local handlers = stanza_handlers:get(param[1], param[2], param[3], param[4]);
151 handler_info[handlers[1]] = nil; 154 handler_info[handlers[1]] = nil;
152 stanza_handlers:remove(param[1], param[2], param[3], param[4]); 155 stanza_handlers:remove(param[1], param[2], param[3], param[4]);
153 end 156 end
157 event_hooks:remove(host, name);
154 return true; 158 return true;
155 end 159 end
156 160
157 function handle_stanza(host, origin, stanza) 161 function handle_stanza(host, origin, stanza)
158 local name, xmlns, origin_type = stanza.name, stanza.attr.xmlns, origin.type; 162 local name, xmlns, origin_type = stanza.name, stanza.attr.xmlns, origin.type;
232 236
233 function api:add_feature(xmlns) 237 function api:add_feature(xmlns)
234 features_table:set(self.host, self.name, xmlns, true); 238 features_table:set(self.host, self.name, xmlns, true);
235 end 239 end
236 240
237 function api:add_event_hook (...) return eventmanager.add_event_hook(...); end 241 local event_hook = function(host, mod_name, event_name, ...)
242 if type((...)) == "table" and (...).host and (...).host ~= host then return; end
243 for handler in pairs(event_hooks:get(host, mod_name, event_name) or NULL) do
244 handler(...);
245 end
246 end;
247 function api:add_event_hook(name, handler)
248 if not hooked:get(self.host, self.name, name) then
249 eventmanager.add_event_hook(name, function(...) event_hook(self.host, self.name, name, ...); end);
250 hooked:set(self.host, self.name, name, true);
251 end
252 event_hooks:set(self.host, self.name, name, handler, true);
253 end
238 254
239 -------------------------------------------------------------------- 255 --------------------------------------------------------------------
240 256
241 return _M; 257 return _M;