prosody
fbfcf8c1c830
core/configmanager.lua

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core/configmanager.lua @ 750:fbfcf8c1c830

configmanager: Add support for defining components
author Matthew Wild <mwild1@gmail.com>
date Thu, 29 Jan 2009 02:13:30 +0000
parent 615:4ae3e81513f3
child 758:b1885732e979
comparison
equal deleted inserted replaced
749:1359492f45d7 750:fbfcf8c1c830
105 local loadstring, pcall, setmetatable = _G.loadstring, _G.pcall, _G.setmetatable; 105 local loadstring, pcall, setmetatable = _G.loadstring, _G.pcall, _G.setmetatable;
106 local setfenv, rawget, tostring = _G.setfenv, _G.rawget, _G.tostring; 106 local setfenv, rawget, tostring = _G.setfenv, _G.rawget, _G.tostring;
107 parsers.lua = {}; 107 parsers.lua = {};
108 function parsers.lua.load(data) 108 function parsers.lua.load(data)
109 local env; 109 local env;
110 env = setmetatable({ Host = true; host = true; }, { __index = function (t, k) 110 -- The ' = true' are needed so as not to set off __newindex when we assign the functions below
111 env = setmetatable({ Host = true; host = true; Component = true, component = true }, { __index = function (t, k)
111 return rawget(_G, k) or 112 return rawget(_G, k) or
112 function (settings_table) 113 function (settings_table)
113 config[__currenthost or "*"][k] = settings_table; 114 config[__currenthost or "*"][k] = settings_table;
114 end; 115 end;
115 end, 116 end,
117 set(env.__currenthost or "*", "core", k, v); 118 set(env.__currenthost or "*", "core", k, v);
118 end}); 119 end});
119 120
120 function env.Host(name) 121 function env.Host(name)
121 rawset(env, "__currenthost", name); 122 rawset(env, "__currenthost", name);
123 -- Needs at least one setting to logically exist :)
122 set(name or "*", "core", "defined", true); 124 set(name or "*", "core", "defined", true);
123 end 125 end
124 env.host = env.Host; 126 env.host = env.Host;
127
128 function env.Component(name)
129 return function (module)
130 set(name, "core", "component_module", module);
131 -- Don't load the global modules by default
132 set(name, "core", "modules_enable", false);
133 rawset(env, "__currenthost", name);
134 end
135 end
136 env.component = env.Component;
125 137
126 local chunk, err = loadstring(data); 138 local chunk, err = loadstring(data);
127 139
128 if not chunk then 140 if not chunk then
129 return nil, err; 141 return nil, err;