prosody
994ea8d54b72
plugins/mod_vcard.lua

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plugins/mod_vcard.lua @ 13745:994ea8d54b72 13.0

core.configmanager: Pass name and line number in context Delays the string interpolation until the warning is logged, which may slightly lower memory usage. Allows retrieving the filename and line number easily.
author Kim Alvefur <zash@zash.se>
date Sat, 22 Feb 2025 00:04:51 +0100
parent 13658:33806569d7c5
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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Matthew Wild <mwild1@gmail.com>
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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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b1885732e979 GPL->MIT!
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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 base64 = require "prosody.util.encodings".base64;
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10 local jid = require "prosody.util.jid";
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11 local sha1 = require "prosody.util.hashes".sha1;
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12 local st = require "prosody.util.stanza"
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13 local jid_split = require "prosody.util.jid".split;
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14
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15 local store_name = module:get_option_string("vcard_store_name");
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16
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17 local is_component = module:get_host_type() == "component";
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18 if is_component and not store_name and module:get_option_string("component_module") == "muc" then
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19 store_name = "vcard_muc";
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20 end
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21
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22 local vcards = module:open_store(store_name);
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23
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24 module:add_feature("vcard-temp");
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25
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26
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27 local function handle_vcard(event)
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28 local session, stanza = event.origin, event.stanza;
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29 local to = stanza.attr.to;
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30 if stanza.attr.type == "get" then
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31 local vCard;
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32 if to then
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33 local node = jid_split(to);
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34 vCard = st.deserialize(vcards:get(node)); -- load vCard for user or server
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35 elseif not is_component then
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36 vCard = st.deserialize(vcards:get(session.username));-- load user's own vCard
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37 end
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38 if vCard then
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39 session.send(st.reply(stanza):add_child(vCard)); -- send vCard!
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40 else
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41 session.send(st.error_reply(stanza, "cancel", "item-not-found"));
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42 end
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43 else -- stanza.attr.type == "set"
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44 if not to or (is_component and event.allow_vcard_modification) then
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45 local node = is_component and jid.node(stanza.attr.to) or session.username;
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46 if vcards:set(node, st.preserialize(stanza.tags[1])) then
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47 session.send(st.reply(stanza));
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48 module:fire_event("vcard-updated", event);
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49 else
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50 -- TODO unable to write file, file may be locked, etc, what's the correct error?
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51 session.send(st.error_reply(stanza, "wait", "internal-server-error"));
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52 end
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53 else
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54 session.send(st.error_reply(stanza, "auth", "forbidden"));
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55 end
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56 end
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57 return true;
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58 end
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59
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60 module:hook("iq/bare/vcard-temp:vCard", handle_vcard);
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61 module:hook("iq/host/vcard-temp:vCard", handle_vcard);
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62
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63 function get_avatar_hash(username)
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64 local vcard = st.deserialize(vcards:get(username));
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65 if not vcard then return end
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66 local photo = vcard:get_child("PHOTO");
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67 if not photo then return end
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68
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69 local photo_b64 = photo:get_child_text("BINVAL");
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70 local photo_raw = photo_b64 and base64.decode(photo_b64);
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71 return (sha1(photo_raw, true));
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72 end