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tools/xep227toprosody.lua @ 3122:579f17b9f948
util.sasl.*: Adjusting authentication provider names. All '-' replaced with '_'
author | Tobias Markmann <tm@ayena.de> |
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date | Mon, 24 May 2010 18:15:16 +0200 |
parent | 2508:fed7f19db0da |
child | 3540:bc139431830b |
rev | line source |
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2507
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1 #!/usr/bin/env lua |
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2 -- Prosody IM |
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3 -- Copyright (C) 2008-2009 Matthew Wild |
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4 -- Copyright (C) 2008-2009 Waqas Hussain |
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5 -- Copyright (C) 2010 Stefan Gehn |
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6 -- |
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7 -- This project is MIT/X11 licensed. Please see the |
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8 -- COPYING file in the source package for more information. |
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9 -- |
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10 |
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11 -- FIXME: XEP-0227 supports XInclude but luaexpat does not |
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12 -- |
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13 -- XEP-227 elements and their current level of support: |
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14 -- Hosts : supported |
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15 -- Users : supported |
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16 -- Rosters : supported, needs testing |
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17 -- Offline Messages : supported, needs testing |
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18 -- Private XML Storage : supported, needs testing |
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19 -- vCards : supported, needs testing |
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20 -- Privacy Lists: UNSUPPORTED |
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21 -- http://xmpp.org/extensions/xep-0227.html#privacy-lists |
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22 -- mod_privacy uses dm.load(username, host, "privacy"); and stores stanzas 1:1 |
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23 -- Incoming Subscription Requests : supported |
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24 |
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25 package.path = package.path..";../?.lua"; |
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26 package.cpath = package.cpath..";../?.so"; -- needed for util.pposix used in datamanager |
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27 |
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28 -- ugly workaround for getting datamanager to work outside of prosody :( |
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29 prosody = { }; |
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30 prosody.platform = "unknown"; |
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31 if os.getenv("WINDIR") then |
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32 prosody.platform = "windows"; |
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33 elseif package.config:sub(1,1) == "/" then |
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34 prosody.platform = "posix"; |
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35 end |
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36 |
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37 local lxp = require "lxp"; |
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38 local st = require "util.stanza"; |
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39 local init_xmlhandlers = require "core.xmlhandlers"; |
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40 local dm = require "util.datamanager" |
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41 dm.set_data_path("data"); |
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42 |
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43 local ns_separator = "\1"; |
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44 local ns_pattern = "^([^"..ns_separator.."]*)"..ns_separator.."?(.*)$"; |
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45 local ns_xep227 = "http://www.xmpp.org/extensions/xep-0227.html#ns"; |
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46 |
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47 ----------------------------------------------------------------------- |
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48 |
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49 function store_vcard(username, host, stanza) |
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50 -- create or update vCard for username@host |
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51 local ret, err = dm.store(username, host, "vcard", st.preserialize(stanza)); |
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52 print("["..(err or "success").."] stored vCard: "..username.."@"..host); |
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53 end |
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54 |
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55 function store_password(username, host, password) |
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56 -- create or update account for username@host |
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57 local ret, err = dm.store(username, host, "accounts", {password = password}); |
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58 print("["..(err or "success").."] stored account: "..username.."@"..host.." = "..password); |
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59 end |
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60 |
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61 function store_roster(username, host, roster_items) |
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62 -- fetch current roster-table for username@host if he already has one |
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63 local roster = dm.load(username, host, "roster") or {}; |
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64 -- merge imported roster-items with loaded roster |
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65 for item_tag in roster_items:childtags() do |
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66 -- jid for this roster-item |
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67 local item_jid = item_tag.attr.jid |
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68 -- validate item stanzas |
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69 if (item_tag.name == "item") and (item_jid ~= "") then |
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70 -- prepare roster item |
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71 -- TODO: is the subscription attribute optional? |
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72 local item = {subscription = item_tag.attr.subscription, groups = {}}; |
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73 -- optional: give roster item a real name |
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74 if item_tag.attr.name then |
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75 item.name = item_tag.attr.name; |
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76 end |
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77 -- optional: iterate over group stanzas inside item stanza |
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78 for group_tag in item_tag:childtags() do |
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79 local group_name = group_tag:get_text(); |
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80 if (group_tag.name == "group") and (group_name ~= "") then |
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81 item.groups[group_name] = true; |
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82 else |
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83 print("[error] invalid group stanza: "..group_tag:pretty_print()); |
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84 end |
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85 end |
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86 -- store item in roster |
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87 roster[item_jid] = item; |
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88 print("[success] roster entry: " ..username.."@"..host.." - "..item_jid); |
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89 else |
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90 print("[error] invalid roster stanza: " ..item_tag:pretty_print()); |
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91 end |
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92 |
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93 end |
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94 -- store merged roster-table |
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95 local ret, err = dm.store(username, host, "roster", roster); |
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96 print("["..(err or "success").."] stored roster: " ..username.."@"..host); |
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97 end |
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98 |
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99 function store_private(username, host, private_items) |
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100 local private = dm.load(username, host, "private") or {}; |
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101 for ch in private_items:childtags() do |
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102 --print("private :"..ch:pretty_print()); |
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103 private[ch.name..":"..ch.attr.xmlns] = st.preserialize(ch); |
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104 print("[success] private item: " ..username.."@"..host.." - "..ch.name); |
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105 end |
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106 local ret, err = dm.store(username, host, "private", private); |
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107 print("["..(err or "success").."] stored private: " ..username.."@"..host); |
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108 end |
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109 |
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110 function store_offline_messages(username, host, offline_messages) |
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111 -- TODO: maybe use list_load(), append and list_store() instead |
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112 -- of constantly reopening the file with list_append()? |
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113 for ch in offline_messages:childtags() do |
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114 --print("message :"..ch:pretty_print()); |
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115 local ret, err = dm.list_append(username, host, "offline", st.preserialize(ch)); |
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116 print("["..(err or "success").."] stored offline message: " ..username.."@"..host.." - "..ch.attr.from); |
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117 end |
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118 end |
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119 |
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120 |
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121 function store_subscription_request(username, host, presence_stanza) |
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122 local from_bare = presence_stanza.attr.from; |
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123 |
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124 -- fetch current roster-table for username@host if he already has one |
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125 local roster = dm.load(username, host, "roster") or {}; |
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126 |
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127 local item = roster[from_bare]; |
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128 if item and (item.subscription == "from" or item.subscription == "both") then |
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129 return; -- already subscribed, do nothing |
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130 end |
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131 |
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132 -- add to table of pending subscriptions |
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133 if not roster.pending then roster.pending = {}; end |
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134 roster.pending[from_bare] = true; |
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135 |
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136 -- store updated roster-table |
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137 local ret, err = dm.store(username, host, "roster", roster); |
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138 print("["..(err or "success").."] stored subscription request: " ..username.."@"..host.." - "..from_bare); |
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139 end |
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140 |
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141 ----------------------------------------------------------------------- |
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142 |
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143 local curr_host = ""; |
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144 local user_name = ""; |
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145 |
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146 |
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147 local cb = { |
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148 stream_tag = "user", |
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149 stream_ns = ns_xep227, |
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150 }; |
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151 function cb.streamopened(session, attr) |
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152 session.notopen = false; |
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153 user_name = attr.name; |
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154 store_password(user_name, curr_host, attr.password); |
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155 end |
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156 function cb.streamclosed(session) |
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157 session.notopen = true; |
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158 user_name = ""; |
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159 end |
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160 function cb.handlestanza(session, stanza) |
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161 --print("Parsed stanza "..stanza.name.." xmlns: "..(stanza.attr.xmlns or "")); |
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162 if (stanza.name == "vCard") and (stanza.attr.xmlns == "vcard-temp") then |
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163 store_vcard(user_name, curr_host, stanza); |
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164 elseif (stanza.name == "query") then |
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165 if (stanza.attr.xmlns == "jabber:iq:roster") then |
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166 store_roster(user_name, curr_host, stanza); |
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167 elseif (stanza.attr.xmlns == "jabber:iq:private") then |
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168 store_private(user_name, curr_host, stanza); |
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169 end |
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170 elseif (stanza.name == "offline-messages") then |
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171 store_offline_messages(user_name, curr_host, stanza); |
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172 elseif (stanza.name == "presence") and (stanza.attr.xmlns == "jabber:client") then |
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173 store_subscription_request(user_name, curr_host, stanza); |
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174 else |
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175 print("UNHANDLED stanza "..stanza.name.." xmlns: "..(stanza.attr.xmlns or "")); |
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176 end |
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177 end |
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178 |
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179 local user_handlers = init_xmlhandlers({ notopen = true, }, cb); |
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180 |
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181 ----------------------------------------------------------------------- |
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182 |
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183 local lxp_handlers = { |
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184 --count = 0 |
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185 }; |
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186 |
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187 -- TODO: error handling for invalid opening elements if curr_host is empty |
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188 function lxp_handlers.StartElement(parser, elementname, attributes) |
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189 local curr_ns, name = elementname:match(ns_pattern); |
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190 if name == "" then |
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191 curr_ns, name = "", curr_ns; |
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192 end |
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193 --io.write("+ ", string.rep(" ", count), name, " (", curr_ns, ")", "\n") |
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194 --count = count + 1; |
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195 if curr_host ~= "" then |
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196 -- forward to xmlhandlers |
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197 user_handlers:StartElement(elementname, attributes); |
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198 elseif (curr_ns == ns_xep227) and (name == "host") then |
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199 curr_host = attributes["jid"]; -- start of host element |
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200 print("Begin parsing host "..curr_host); |
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201 elseif (curr_ns ~= ns_xep227) or (name ~= "server-data") then |
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202 io.stderr:write("Unhandled XML element: ", name, "\n"); |
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203 os.exit(1); |
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204 end |
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205 end |
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206 |
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207 -- TODO: error handling for invalid closing elements if host is empty |
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208 function lxp_handlers.EndElement(parser, elementname) |
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209 local curr_ns, name = elementname:match(ns_pattern); |
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210 if name == "" then |
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211 curr_ns, name = "", curr_ns; |
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212 end |
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213 --count = count - 1; |
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214 --io.write("- ", string.rep(" ", count), name, " (", curr_ns, ")", "\n") |
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215 if curr_host ~= "" then |
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216 if (curr_ns == ns_xep227) and (name == "host") then |
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217 print("End parsing host "..curr_host); |
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218 curr_host = "" -- end of host element |
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219 else |
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220 -- forward to xmlhandlers |
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221 user_handlers:EndElement(elementname); |
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222 end |
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223 elseif (curr_ns ~= ns_xep227) or (name ~= "server-data") then |
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224 io.stderr:write("Unhandled XML element: ", name, "\n"); |
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225 os.exit(1); |
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226 end |
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227 end |
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228 |
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229 function lxp_handlers.CharacterData(parser, string) |
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230 if curr_host ~= "" then |
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231 -- forward to xmlhandlers |
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232 user_handlers:CharacterData(string); |
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233 end |
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234 end |
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235 |
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236 ----------------------------------------------------------------------- |
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237 |
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238 local arg = ...; |
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239 local help = "/? -? ? /h -h /help -help --help"; |
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240 if not arg or help:find(arg, 1, true) then |
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241 print([[XEP-227 importer for Prosody |
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242 |
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243 Usage: xep227toprosody.lua filename.xml |
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244 |
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245 ]]); |
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246 os.exit(1); |
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247 end |
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248 |
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249 local file = io.open(arg); |
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250 if not file then |
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251 io.stderr:write("Could not open file: ", arg, "\n"); |
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252 os.exit(0); |
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253 end |
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254 |
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255 local parser = lxp.new(lxp_handlers, ns_separator); |
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256 for l in file:lines() do |
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257 parser:parse(l); |
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258 end |
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259 parser:parse(); |
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260 parser:close(); |
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261 file:close(); |