Mon, 07 Jun 2010 02:38:20 +0500
mod_auth_internal, mod_auth_internal_hashed: Fixed a global access.
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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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util.pluginloader: Initial commit - a plugin resource loader
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9 | |
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10 | local plugin_dir = CFG_PLUGINDIR or "./plugins/"; |
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11 | |
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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 | local datamanager = require "util.datamanager"; |
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16 | |
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17 | module "pluginloader" |
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18 | |
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19 | local function load_from_datastore(name) |
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20 | local content = datamanager.load(name, nil, "plugins"); |
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21 | if not content or not content[1] then return nil, "Resource not found"; end |
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22 | return content[1], name; |
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23 | end |
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24 | |
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25 | local function load_file(name) |
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26 | local file, err = io_open(plugin_dir..name); |
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27 | if not file then return file, err; end |
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28 | local content = file:read("*a"); |
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29 | file:close(); |
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30 | return content, name; |
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31 | end |
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32 | |
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33 | function load_resource(plugin, resource, loader) |
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34 | if not resource then |
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35 | resource = "mod_"..plugin..".lua"; |
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36 | end |
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37 | loader = loader or load_file; |
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38 | |
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39 | local content, err = loader(plugin.."/"..resource); |
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40 | if not content then content, err = loader(resource); end |
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41 | -- TODO add support for packed plugins |
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42 | |
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43 | if not content and loader == load_file then |
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44 | return load_resource(plugin, resource, load_from_datastore); |
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45 | end |
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46 | |
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47 | return content, err; |
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48 | end |
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49 | |
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50 | function store_resource(plugin, resource, content, metadata) |
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51 | if not resource then |
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52 | resource = "mod_"..plugin..".lua"; |
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53 | end |
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54 | local store = { content }; |
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55 | if metadata then |
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56 | for k,v in pairs(metadata) do |
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57 | store[k] = v; |
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58 | end |
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59 | end |
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60 | datamanager.store(plugin.."/"..resource, nil, "plugins", store); |
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61 | end |
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62 | |
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63 | function load_code(plugin, resource) |
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64 | local content, err = load_resource(plugin, resource); |
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65 | if not content then return content, err; end |
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66 | return loadstring(content, "@"..err); |
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67 | end |
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68 | |
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69 | return _M; |