prosody-modules
10502594a49b
mod_privacy/mod_privacy.lua

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mod_privacy/mod_privacy.lua @ 8:10502594a49b

adds mod_privacy; lists creating, editing and deletion working.
author Thilo Cestonaro <thilo@cestona.ro>
date Fri, 25 Sep 2009 16:56:50 +0200
child 10:7d70faba234c
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
8
10502594a49b adds mod_privacy; lists creating, editing and deletion working.
Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
1 -- Prosody IM
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2 -- Copyright (C) 2008-2009 Matthew Wild
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3 -- Copyright (C) 2008-2009 Waqas Hussain
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4 -- Copyright (C) 2009 Thilo Cestonaro
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5 --
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6 -- This project is MIT/X11 licensed. Please see the
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7 -- COPYING file in the source package for more information.
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8 --
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9
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10
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11 local prosody = prosody;
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12 local helpers = require "util/helpers";
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13 local st = require "util.stanza";
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14 local datamanager = require "util.datamanager";
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15 local privacy_lists = nil
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16 local bare_sessions = bare_sessions;
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17
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18
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19 function findNamedList (name)
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20 local ret = nil
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21 if privacy_lists.lists == nil then return nil; end
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22
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23 for i=1, #privacy_lists.lists do
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24 if privacy_lists.lists[i].name == name then
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25 ret = i;
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26 break;
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27 end
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28 end
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29 return ret;
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30 end
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31
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32 function declineList (origin, stanza, which)
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33 module:log("info", "User requests to decline the use of privacy list: %s", which);
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34 privacy_lists[which] = nil;
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35 origin.send(st.reply(stanza));
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36 return true;
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37 end
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38
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39 function activateList (origin, stanza, which, name)
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40 module:log("info", "User requests to change the privacy list: %s, to be list named %s", which, name);
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41 local ret = false;
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42 local idx = findNamedList(name);
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43
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44 if privacy_lists[which] == nil then
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45 privacy_lists[which] = "";
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46 end
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47
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48 if privacy_lists[which] ~= name and idx ~= nil then
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49 privacy_lists[which] = name;
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50 origin.send(st.reply(stanza));
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51 ret = true;
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52 end
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53 return ret;
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54 end
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55
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56 function deleteList (origin, stanza, name)
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57 module:log("info", "User requests to delete privacy list: %s", name);
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58 local ret = false;
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59 local idx = findNamedList(name);
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60
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61 if idx ~= nil then
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62 table.remove(privacy_lists.lists, idx);
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63 origin.send(st.reply(stanza));
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64 ret = true;
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65 end
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66 return ret;
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67 end
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68
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69 function createOrReplaceList (origin, stanza, name, entries)
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70 module:log("info", "User requests to create / replace list named %s, item count: %d", name, #entries);
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71 local ret = true;
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72 local idx = findNamedList(name);
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73 local bare_jid = origin.username.."@"..origin.host;
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74
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75 if privacy_lists.lists == nil then
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76 privacy_lists.lists = {};
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77 end
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78
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79 if idx == nil then
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80 idx = #privacy_lists.lists + 1;
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81 end
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82
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83 local list = {};
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84 list.name = name;
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85 list.items = {};
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86
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87 for _,item in ipairs(entries) do
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88 tmp = {};
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89 tmp["type"] = item.attr.type;
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90 tmp["value"] = item.attr.value;
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91 tmp["action"] = item.attr.action;
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92 tmp["order"] = item.attr.order;
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93 tmp["presence-in"] = false;
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94 tmp["presence-out"] = false;
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95 tmp["message"] = false;
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96 tmp["iq"] = false;
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97
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98 if #item.tags > 0 then
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99 for _,tag in ipairs(item.tags) do
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100 tmp[tag.name] = true;
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101 end
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102 end
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103 list.items[#list.items + 1] = tmp;
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104 end
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105
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106 privacy_lists.lists[idx] = list;
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107 origin.send(st.reply(stanza));
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108 if bare_sessions[bare_jid] ~= nil then
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109 iq = st.iq ( { type = "set", id="push1" } );
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110 iq:tag ("query", { xmlns = "jabber:iq:privacy" } );
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111 iq:tag ("list", { name = list.name } ):up();
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112 iq:up();
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113 for resource, session in pairs(bare_sessions[bare_jid].sessions) do
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114 iq.attr.to = bare_jid.."/"..resource
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115 session.send(iq);
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116 end
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117 end
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118 return true;
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119 end
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120
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121 function getList(origin, stanza, name)
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122 module:log("info", "User requests list named: %s", name or "nil");
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123 local ret = true;
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124 local idx = findNamedList(name);
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125 local reply = st.reply(stanza);
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126 reply = reply:tag("query", {xmlns="jabber:iq:privacy"});
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127
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128 if idx == nil then
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129 reply:tag("active", {name=privacy_lists.active or ""}):up();
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130 reply:tag("default", {name=privacy_lists.default or ""}):up();
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131 if privacy_lists.lists then
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132 for _,list in ipairs(privacy_lists.lists) do
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133 reply:tag("list", {name=list.name}):up();
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134 end
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
135 end
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
136 else
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
137 list = privacy_lists.lists[idx];
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
138 reply = reply:tag("list", {name=list.name});
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
139 for _,item in ipairs(list.items) do
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
140 reply:tag("item", {type=item.type, value=item.value, action=item.action, order=item.order});
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
141 if item["message"] then reply:tag("message"):up(); end
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
142 if item["iq"] then reply:tag("iq"):up(); end
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
143 if item["presence-in"] then reply:tag("presence-in"):up(); end
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
144 if item["presence-out"] then reply:tag("presence-out"):up(); end
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
145 reply:up();
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
146 end
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
147 end
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
148
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
149 origin.send(reply);
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
150 return ret;
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
151 end
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
152
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
153 -- "[tagname]/[target-type]/[payload-namespace]:[payload-tagname]"
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
154 module:hook("iq/bare/jabber:iq:privacy:query", function(data)
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
155 local origin, stanza = data.origin, data.stanza;
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
156
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
157 if stanza.attr.to == nil then -- only service requests to own bare JID
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
158 local query = stanza.tags[1]; -- the query element
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
159 local valid = false;
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
160 privacy_lists = datamanager.load(origin.username, origin.host, "privacy") or {};
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
161
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
162 if stanza.attr.type == "set" then
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
163 if #query.tags >= 1 then
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
164 for _,tag in ipairs(query.tags) do
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
165 if tag.name == "active" or tag.name == "default" then
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
166 if tag.attr.name == nil then -- Client declines the use of active / default list
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
167 valid = declineList(origin, stanza, tag.name);
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
168 else -- Client requests change of active / default list
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
169 valid = activateList(origin, stanza, tag.name, tag.attr.name);
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
170 end
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
171 elseif tag.name == "list" and tag.attr.name then -- Client adds / edits a privacy list
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
172 if #tag.tags == 0 then -- Client removes a privacy list
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
173 valid = deleteList(origin, stanza, tag.attr.name);
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
174 else -- Client edits a privacy list
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
175 valid = createOrReplaceList(origin, stanza, tag.attr.name, tag.tags)
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
176 end
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
177 end
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
178 end
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
179 end
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
180 elseif stanza.attr.type == "get" then
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
181 local name = nil;
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
182 if #query.tags >= 1 then
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
183 for _,tag in ipairs(query.tags) do
10502594a49b adds mod_privacy; lists creating, editing and deletion working.
Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
184 if tag.name == "list" then -- Client requests a privacy list from server
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
185 name = tag.attr.name;
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
186 break;
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
187 end
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
188 end
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
189 end
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
190 valid = getList(origin, stanza, name);
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
191 end
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
192
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
193 if valid == false then
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
194 origin.send(st.error_reply(stanza, "modify", "bad-request"));
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
195 else
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
196 datamanager.store(origin.username, origin.host, "privacy", privacy_lists);
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
197 end
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
198 return true;
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
199 end
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
200 return false;
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
201 end, 500);
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
202
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
203 function checkIfNeedToBeBlocked(e)
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
204 return false;
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
205 end
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
206
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
207 module:hook("pre-message/full", checkIfNeedToBeBlocked, 500);
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
208 module:hook("pre-iq/bare", checkIfNeedToBeBlocked, 500);
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
209 module:hook("pre-presence/bare", checkIfNeedToBeBlocked, 500);
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
210
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
211 -- helpers.log_events(hosts["albastru.de"].events, "albastru.de");
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
212 -- helpers.log_events(prosody.events, "*");
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
213
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
214 module:log("info", "mod_privacy loaded ...");