Mon, 22 Jun 2009 14:22:24 +0100
mod_groups: Experimental shared roster support
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mod_groups: Experimental shared roster support
Matthew Wild <mwild1@gmail.com>
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1 | |
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2 | local groups = { default = {} }; |
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3 | local members = {}; |
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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 | -- Find groups this JID is a member of |
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18 | for _, group_name in ipairs(members[bare_jid]) do |
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19 | -- Find other people in the same group |
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20 | for jid in pairs(groups[group_name]) do |
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21 | -- Add them to roster |
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22 | --module:log("debug", "processing jid %s in group %s", tostring(jid), tostring(group_name)); |
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23 | if jid ~= bare_jid then |
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24 | if not roster[jid] then roster[jid] = {}; end |
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25 | roster[jid].subscription = "both"; |
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26 | if not roster[jid].groups then |
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27 | roster[jid].groups = { [group_name] = true }; |
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28 | end |
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29 | roster[jid].groups[group_name] = true; |
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30 | roster[jid].persist = false; |
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31 | end |
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32 | end |
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33 | end |
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34 | end |
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35 | |
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36 | function remove_virtual_contacts(username, host, datastore, data) |
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37 | if host == module_host and datastore == "roster" then |
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38 | local new_roster = {}; |
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39 | for jid, contact in pairs(data) do |
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40 | if contact.persist ~= false then |
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41 | new_roster[jid] = contact; |
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42 | end |
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43 | end |
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44 | return username, host, datastore, new_roster; |
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45 | end |
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46 | |
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47 | return username, host, datastore, data; |
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48 | end |
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49 | |
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50 | function module.load() |
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51 | groups_file = config.get(module:get_host(), "core", "groups_file"); |
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52 | if not groups_file then return; end |
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53 | |
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54 | module:hook("roster-load", inject_roster_contacts); |
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55 | datamanager.add_callback(remove_virtual_contacts); |
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56 | |
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57 | groups = { default = {} }; |
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58 | |
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59 | local curr_group = "default"; |
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60 | for line in io.lines(groups_file) do |
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61 | if line:match("^%[%w+%]$") then |
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62 | curr_group = line:match("^%[(%w+)%]$"); |
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63 | groups[curr_group] = groups[curr_group] or {}; |
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64 | else |
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65 | -- Add JID |
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66 | local jid = jid_prep(line); |
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67 | if jid then |
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68 | groups[curr_group][jid] = true; |
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69 | members[jid] = members[jid] or {}; |
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70 | members[jid][#members[jid]+1] = curr_group; |
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71 | end |
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72 | end |
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73 | end |
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74 | module:log("info", "Groups loaded successfully"); |
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75 | end |
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76 | |
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77 | function module.unload() |
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78 | datamanager.remove_callback(remove_virtual_contacts); |
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79 | end |