prosody
84792db89336
util/pluginloader.lua

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util/pluginloader.lua @ 3989:84792db89336

MUC: Fix a pair of missing :up()
author Kim Alvefur <zash@zash.se>
date Mon, 03 Jan 2011 09:40:45 +0100
parent 3411:7170aaeb582d
child 4121:ea7e3f22f898
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1 -- Prosody IM
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2 -- Copyright (C) 2008-2010 Matthew Wild
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3 -- Copyright (C) 2008-2010 Waqas Hussain
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4 --
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5 -- This project is MIT/X11 licensed. Please see the
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6 -- COPYING file in the source package for more information.
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7 --
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8
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10 local plugin_dir = CFG_PLUGINDIR or "./plugins/";
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12 local io_open, os_time = io.open, os.time;
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13 local loadstring, pairs = loadstring, pairs;
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14
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15 module "pluginloader"
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17 local function load_file(name)
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18 local file, err = io_open(plugin_dir..name);
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19 if not file then return file, err; end
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20 local content = file:read("*a");
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21 file:close();
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22 return content, name;
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23 end
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24
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25 function load_resource(plugin, resource, loader)
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26 local path, name = plugin:match("([^/]*)/?(.*)");
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27 if name == "" then
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28 if not resource then
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29 resource = "mod_"..plugin..".lua";
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30 end
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31 loader = loader or load_file;
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32
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33 local content, err = loader(plugin.."/"..resource);
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34 if not content then content, err = loader(resource); end
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35 -- TODO add support for packed plugins
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37 return content, err;
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38 else
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39 if not resource then
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40 resource = "mod_"..name..".lua";
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41 end
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42 loader = loader or load_file;
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44 local content, err = loader(plugin.."/"..resource);
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45 if not content then content, err = loader(path.."/"..resource); end
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46 -- TODO add support for packed plugins
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47
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48 return content, err;
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49 end
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50 end
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51
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52 function load_code(plugin, resource)
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53 local content, err = load_resource(plugin, resource);
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54 if not content then return content, err; end
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55 return loadstring(content, "@"..err);
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56 end
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57
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58 return _M;