prosody
66f18c18befa
plugins/mod_groups.lua

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plugins/mod_groups.lua @ 1487:66f18c18befa

Merge with main branch.
author Tobias Markmann <tm@ayena.de>
date Sun, 05 Jul 2009 19:05:25 +0200
parent 1388:546caa44620c
child 1522:569d58d21612
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1
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2 local groups = { default = {} };
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3 local members = { [false] = {} };
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4
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5 local groups_file;
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6
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7 local jid, datamanager = require "util.jid", require "util.datamanager";
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8 local jid_bare, jid_prep = jid.bare, jid.prep;
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9
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10 local module_host = module:get_host();
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11
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12 function inject_roster_contacts(username, host, roster)
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13 module:log("warn", "Injecting group members to roster");
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14 local bare_jid = username.."@"..host;
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15 if not members[bare_jid] then return; end -- Not a member of any groups
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16
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17 local function import_jids_to_roster(group_name)
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18 for jid in pairs(groups[group_name]) do
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19 -- Add them to roster
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20 --module:log("debug", "processing jid %s in group %s", tostring(jid), tostring(group_name));
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21 if jid ~= bare_jid then
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22 if not roster[jid] then roster[jid] = {}; end
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23 roster[jid].subscription = "both";
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24 if not roster[jid].groups then
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25 roster[jid].groups = { [group_name] = true };
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26 end
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27 roster[jid].groups[group_name] = true;
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28 roster[jid].persist = false;
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29 end
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30 end
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31 end
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32
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33 -- Find groups this JID is a member of
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34 for _, group_name in ipairs(members[bare_jid]) do
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35 import_jids_to_roster(group_name);
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36 end
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37
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38 -- Import public groups
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39 for _, group_name in ipairs(members[false]) do
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40 import_jids_to_roster(group_name);
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41 end
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42 end
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43
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44 function remove_virtual_contacts(username, host, datastore, data)
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45 if host == module_host and datastore == "roster" then
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46 local new_roster = {};
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47 for jid, contact in pairs(data) do
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48 if contact.persist ~= false then
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49 new_roster[jid] = contact;
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50 end
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51 end
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52 return username, host, datastore, new_roster;
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53 end
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54
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55 return username, host, datastore, data;
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56 end
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57
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58 function module.load()
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59 groups_file = config.get(module:get_host(), "core", "groups_file");
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60 if not groups_file then return; end
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61
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62 module:hook("roster-load", inject_roster_contacts);
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63 datamanager.add_callback(remove_virtual_contacts);
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64
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65 groups = { default = {} };
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66 members = { [false] = {} };
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67 local curr_group = "default";
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68 for line in io.lines(groups_file) do
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69 if line:match("^%s*%[.-%]%s*$") then
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70 curr_group = line:match("^%s*%[(.-)%]%s*$");
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71 if curr_group:match("^%+") then
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72 curr_group = curr_group:gsub("^%+", "");
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73 members[false][#members[false]+1] = curr_group; -- Is a public group
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74 end
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75 module:log("debug", "New group: %s", tostring(curr_group));
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76 groups[curr_group] = groups[curr_group] or {};
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77 else
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78 -- Add JID
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79 local jid = jid_prep(line);
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80 if jid then
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81 module:log("debug", "New member of %s: %s", tostring(curr_group), tostring(jid));
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82 groups[curr_group][jid] = true;
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83 members[jid] = members[jid] or {};
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84 members[jid][#members[jid]+1] = curr_group;
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85 end
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86 end
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87 end
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88 module:log("info", "Groups loaded successfully");
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89 end
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90
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91 function module.unload()
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92 datamanager.remove_callback(remove_virtual_contacts);
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93 end