prosody
1d13f73af58e
util/pluginloader.lua

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util/pluginloader.lua @ 5901:1d13f73af58e

certmanager: Default to using the server's cipher preference order by default, as clients have been shown to commonly select weak and insecure ciphers even when they support stronger ones
author Matthew Wild <mwild1@gmail.com>
date Sat, 09 Nov 2013 17:50:19 +0000
parent 5073:ecc89a60b2ba
child 5776:bd0ff8ae98a8
child 6029:dd3d4cfbd3cb
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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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9 local dir_sep, path_sep = package.config:match("^(%S+)%s(%S+)");
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10 local plugin_dir = {};
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11 for path in (CFG_PLUGINDIR or "./plugins/"):gsub("[/\\]", dir_sep):gmatch("[^"..path_sep.."]+") do
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12 path = path..dir_sep; -- add path separator to path end
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13 path = path:gsub(dir_sep..dir_sep.."+", dir_sep); -- coalesce multiple separaters
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14 plugin_dir[#plugin_dir + 1] = path;
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15 end
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17 local io_open = io.open;
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18 local envload = require "util.envload".envload;
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19
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20 module "pluginloader"
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22 function load_file(names)
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23 local file, err, path;
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24 for i=1,#plugin_dir do
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25 for j=1,#names do
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26 path = plugin_dir[i]..names[j];
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27 file, err = io_open(path);
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28 if file then
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29 local content = file:read("*a");
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30 file:close();
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31 return content, path;
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32 end
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33 end
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34 end
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35 return file, err;
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36 end
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37
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38 function load_resource(plugin, resource)
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39 resource = resource or "mod_"..plugin..".lua";
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40
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41 local names = {
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42 "mod_"..plugin.."/"..plugin.."/"..resource; -- mod_hello/hello/mod_hello.lua
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43 "mod_"..plugin.."/"..resource; -- mod_hello/mod_hello.lua
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44 plugin.."/"..resource; -- hello/mod_hello.lua
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45 resource; -- mod_hello.lua
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46 };
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47
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48 return load_file(names);
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49 end
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50
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51 function load_code(plugin, resource, env)
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52 local content, err = load_resource(plugin, resource);
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53 if not content then return content, err; end
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54 local path = err;
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55 local f, err = envload(content, "@"..path, env);
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56 if not f then return f, err; end
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57 return f, path;
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58 end
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60 return _M;