Mercurial > prosody-modules
annotate mod_profile/mod_profile.lua @ 1631:98427ed3d53f
mod_storage_gdbm: Update archive metadata only if data write succeeds
author | Kim Alvefur <zash@zash.se> |
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date | Wed, 25 Mar 2015 17:41:13 +0100 |
parents | 48d95ab404c7 |
children | 8fbe16c83807 |
rev | line source |
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1419
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mod_profile: Replacement for mod_vcard with vcard4 support and integration with mod_pep_plus
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1 -- mod_profile |
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2 |
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3 local st = require"util.stanza"; |
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mod_profile: Replacement for mod_vcard with vcard4 support and integration with mod_pep_plus
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4 local jid_split, jid_bare = import("util.jid", "split", "bare"); |
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5 local is_admin = require"core.usermanager".is_admin; |
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6 local vcard = require"util.vcard"; |
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7 local base64 = require"util.encodings".base64; |
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8 local sha1 = require"util.hashes".sha1; |
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mod_profile: Don't include photo in vCard4 version (use XEP-0084 instead)
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9 local t_insert, t_remove = table.insert, table.remove; |
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10 |
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11 local pep_plus; |
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mod_profile: Integrate with mod_pep_plus by default
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12 if module:get_host_type() == "local" and module:get_option_boolean("vcard_to_pep", true) then |
1419
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13 pep_plus = module:depends"pep_plus"; |
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14 end |
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15 |
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mod_profile: Replacement for mod_vcard with vcard4 support and integration with mod_pep_plus
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16 local storage = module:open_store(); |
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17 local legacy_storage = module:open_store("vcard"); |
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18 |
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19 local function get_item(vcard, name) |
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20 local item; |
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21 for i=1, #vcard do |
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22 item=vcard[i]; |
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23 if item.name == name then |
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24 return item, i; |
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25 end |
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26 end |
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27 end |
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28 |
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29 local magic_mime = { |
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30 ["\137PNG\r\n\026\n"] = "image/png"; |
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31 ["\255\216"] = "image/jpeg"; |
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32 ["GIF87a"] = "image/gif"; |
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33 ["GIF89a"] = "image/gif"; |
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34 ["<?xml"] = "image/svg+xml"; |
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35 } |
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36 local function identify(data) |
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37 for magic, mime in pairs(magic_mime) do |
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38 if data:sub(1, #magic) == magic then |
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39 return mime; |
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40 end |
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41 end |
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42 return "application/octet-stream"; |
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43 end |
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44 |
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mod_profile: Use module:handle_items() for PEP node bootstrapping (see trunk 388786af0dd2)
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45 local function update_pep(username, data, pep) |
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46 pep = pep or pep_plus.get_pep_service(username.."@"..module.host); |
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mod_profile: Don't include photo in vCard4 version (use XEP-0084 instead)
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47 local photo, p = get_item(data, "PHOTO"); |
1419
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48 if vcard.to_vcard4 then |
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49 if p then t_remove(data, p); end |
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mod_profile: Purge nodes before publishing new items
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50 pep:purge("urn:xmpp:vcard4", true); |
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mod_profile: Add id to item tag too.
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51 pep:publish("urn:xmpp:vcard4", true, "current", st.stanza("item", {id="current"}) |
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52 :add_child(vcard.to_vcard4(data))); |
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53 if p then t_insert(data, p, photo); end |
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54 end |
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55 |
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56 local nickname = get_item(data, "NICKNAME"); |
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57 if nickname and nickname[1] then |
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58 pep:purge("http://jabber.org/protocol/nick", true); |
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59 pep:publish("http://jabber.org/protocol/nick", true, "current", st.stanza("item", {id="current"}) |
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60 :tag("nick", { xmlns="http://jabber.org/protocol/nick" }):text(nickname[1])); |
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61 end |
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62 |
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63 if photo and photo[1] then |
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64 local photo_raw = base64.decode(photo[1]); |
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65 local photo_hash = sha1(photo_raw, true); |
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66 |
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67 pep:purge("urn:xmpp:avatar:metadata", true); |
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68 pep:purge("urn:xmpp:avatar:data", true); |
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mod_profile: Set metadata nodes ItemID to the same hash as the data node
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69 pep:publish("urn:xmpp:avatar:metadata", true, photo_hash, st.stanza("item", {id=photo_hash}) |
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mod_profile: Add the missing <info> child element and move info attributes there
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70 :tag("metadata", { xmlns="urn:xmpp:avatar:metadata" }) |
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71 :tag("info", { |
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72 bytes = tostring(#photo_raw), |
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73 id = photo_hash, |
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74 type = identify(photo_raw), |
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75 })); |
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mod_profile: Fix wrong use of "current" as id for avatar data
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76 pep:publish("urn:xmpp:avatar:data", true, photo_hash, st.stanza("item", {id=photo_hash}) |
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77 :tag("data", { xmlns="urn:xmpp:avatar:data" }):text(photo[1])); |
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78 end |
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79 end |
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80 |
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81 -- The "temporary" vCard XEP-0054 part |
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82 module:add_feature("vcard-temp"); |
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83 |
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84 local function handle_get(event) |
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85 local origin, stanza = event.origin, event.stanza; |
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86 local username = origin.username; |
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87 local to = stanza.attr.to; |
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88 if to then username = jid_split(to); end |
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89 local data = storage:get(username); |
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90 if not data then |
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91 data = legacy_storage:get(username); |
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92 data = data and st.deserialize(data); |
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mod_profile: Don't pass old vcard data trough vcard lib
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93 if data then |
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94 return origin.send(st.reply(stanza):add_child(data)); |
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95 end |
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96 end |
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97 if not data then |
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98 return origin.send(st.error_reply(stanza, "cancel", "item-not-found")); |
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99 end |
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100 return origin.send(st.reply(stanza):add_child(vcard.to_xep54(data))); |
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101 end |
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102 |
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103 local function handle_set(event) |
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104 local origin, stanza = event.origin, event.stanza; |
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105 local data = vcard.from_xep54(stanza.tags[1]); |
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106 local username = origin.username; |
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107 local to = stanza.attr.to; |
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108 if to then |
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109 if not is_admin(jid_bare(stanza.attr.from), module.host) then |
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110 return origin.send(st.error_reply(stanza, "auth", "forbidden")); |
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111 end |
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112 username = jid_split(to); |
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113 end |
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114 local ok, err = storage:set(username, data); |
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115 if not ok then |
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116 return origin.send(st.error_reply(stanza, "cancel", "internal-server-error", err)); |
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117 end |
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118 |
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119 if pep_plus and username then |
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120 update_pep(username, data); |
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121 end |
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122 |
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123 return origin.send(st.reply(stanza)); |
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124 end |
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125 |
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126 module:hook("iq-get/bare/vcard-temp:vCard", handle_get); |
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127 module:hook("iq-get/host/vcard-temp:vCard", handle_get); |
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128 |
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129 module:hook("iq-set/bare/vcard-temp:vCard", handle_set); |
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130 module:hook("iq-set/host/vcard-temp:vCard", handle_set); |
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131 |
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132 local function on_publish(event) |
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133 if event.actor == true then return end -- Not from a client |
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134 local node, item = event.node, event.item; |
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135 local username = jid_split(event.actor); |
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136 local data = storage:get(username) or {}; |
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137 if node == "urn:xmpp:avatar:data" then |
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138 local new_photo = item:get_child_text("data", "urn:xmpp:avatar:data"); |
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139 new_photo = new_photo and { name = "PHOTO"; ENCODING = { "b" }; new_photo } or nil; |
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140 local _, i = get_item(data, "PHOTO") |
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141 if new_photo then |
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142 data[i or #data+1] = new_photo; |
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143 elseif i then |
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144 table.remove(data, i); |
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145 end |
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146 elseif node == "http://jabber.org/protocol/nick" then |
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147 local new_nick = item:get_child_text("nick", "http://jabber.org/protocol/nick"); |
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148 new_nick = new_nick and new_nick ~= "" and { name = "NICKNAME"; new_nick } or nil; |
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149 local _, i = get_item(data, "NICKNAME") |
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150 if new_nick then |
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151 data[i or #data+1] = new_nick; |
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152 elseif i then |
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153 table.remove(data, i); |
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154 end |
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155 else |
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156 return; |
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157 end |
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158 storage:set(username, data); |
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159 end |
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160 |
1515
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161 local function pep_service_added(event) |
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162 local item = event.item; |
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163 local service, username = item.service, jid_split(item.jid); |
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|
164 service.events.add_handler("item-published", on_publish); |
1515
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165 local data = storage:get(username); |
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166 if data then |
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|
167 update_pep(username, data, service); |
1442
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|
168 end |
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169 end |
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170 |
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|
171 local function pep_service_removed() |
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172 -- This would happen when mod_pep_plus gets unloaded, but this module gets unloaded before that |
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|
173 end |
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174 |
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|
175 function module.load() |
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|
176 module:handle_items("pep-service", pep_service_added, pep_service_removed, true); |
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|
177 end |
1442
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|
178 |
1419
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|
179 -- The vCard4 part |
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|
180 if vcard.to_vcard4 then |
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|
181 module:add_feature("urn:ietf:params:xml:ns:vcard-4.0"); |
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|
182 |
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|
183 module:hook("iq-get/bare/urn:ietf:params:xml:ns:vcard-4.0:vcard", function(event) |
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diff
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|
184 local origin, stanza = event.origin, event.stanza; |
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185 local username = jid_split(stanza.attr.to) or origin.username; |
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|
186 local data = storage:get(username); |
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|
187 if not data then |
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|
188 return origin.send(st.error_reply(stanza, "cancel", "item-not-found")); |
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diff
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189 end |
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|
190 return origin.send(st.reply(stanza):add_child(vcard.to_vcard4(data))); |
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parents:
diff
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|
191 end); |
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|
192 |
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diff
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|
193 if vcard.from_vcard4 then |
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|
194 module:hook("iq-set/self/urn:ietf:params:xml:ns:vcard-4.0:vcard", function(event) |
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|
195 local origin, stanza = event.origin, event.stanza; |
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|
196 local ok, err = storage:set(origin.username, vcard.from_vcard4(stanza.tags[1])); |
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|
197 if not ok then |
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|
198 return origin.send(st.error_reply(stanza, "cancel", "internal-server-error", err)); |
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diff
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|
199 end |
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|
200 return origin.send(st.reply(stanza)); |
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|
201 end); |
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|
202 else |
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diff
changeset
|
203 module:hook("iq-set/self/urn:ietf:params:xml:ns:vcard-4.0:vcard", function(event) |
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changeset
|
204 local origin, stanza = event.origin, event.stanza; |
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|
205 return origin.send(st.error_reply(stanza, "cancel", "feature-not-implemented")); |
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parents:
diff
changeset
|
206 end); |
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diff
changeset
|
207 end |
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parents:
diff
changeset
|
208 end |
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parents:
diff
changeset
|
209 |