prosody-modules
0892941186f2
mod_privacy/mod_privacy.lua

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mod_privacy/mod_privacy.lua @ 14:0892941186f2

mod_privacy: Make tmp variable a local
author Matthew Wild <mwild1@gmail.com>
date Fri, 25 Sep 2009 22:46:13 +0100
parent 10:7d70faba234c
child 15:14b18ef8b554
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
8
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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 bare_sessions = bare_sessions;
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16
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17
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18 function findNamedList (privacy_lists, name)
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19 local ret = nil
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20 if privacy_lists.lists == nil then return nil; end
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21
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22 for i=1, #privacy_lists.lists do
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23 if privacy_lists.lists[i].name == name then
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24 ret = i;
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25 break;
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26 end
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27 end
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28 return ret;
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29 end
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30
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31 function declineList (privacy_lists, origin, stanza, which)
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32 module:log("info", "User requests to decline the use of privacy list: %s", which);
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33 privacy_lists[which] = nil;
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34 origin.send(st.reply(stanza));
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35 return true;
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36 end
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38 function activateList (privacy_lists, origin, stanza, which, name)
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39 module:log("info", "User requests to change the privacy list: %s, to be list named %s", which, name);
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40 local ret = false;
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41 local idx = findNamedList(privacy_lists, name);
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42
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43 if privacy_lists[which] == nil then
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44 privacy_lists[which] = "";
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45 end
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46
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47 if privacy_lists[which] ~= name and idx ~= nil then
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48 privacy_lists[which] = name;
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49 origin.send(st.reply(stanza));
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50 ret = true;
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51 end
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52 return ret;
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53 end
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54
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55 function deleteList (privacy_lists, origin, stanza, name)
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56 module:log("info", "User requests to delete privacy list: %s", name);
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57 local ret = false;
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58 local idx = findNamedList(privacy_lists, name);
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59
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60 if idx ~= nil then
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61 table.remove(privacy_lists.lists, idx);
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62 origin.send(st.reply(stanza));
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63 ret = true;
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64 end
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65 return ret;
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66 end
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67
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68 local function sortByOrder(a, b)
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69 if a.order < b.order then
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70 return true;
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71 end
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72 return false;
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73 end
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74
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75 function createOrReplaceList (privacy_lists, origin, stanza, name, entries)
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76 module:log("info", "User requests to create / replace list named %s, item count: %d", name, #entries);
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77 local ret = true;
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78 local idx = findNamedList(privacy_lists, name);
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79 local bare_jid = origin.username.."@"..origin.host;
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80
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81 if privacy_lists.lists == nil then
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82 privacy_lists.lists = {};
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83 end
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84
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85 if idx == nil then
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86 idx = #privacy_lists.lists + 1;
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87 end
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88
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89 local list = {};
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90 list.name = name;
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91 list.items = {};
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92
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93 for _,item in ipairs(entries) do
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94 local tmp = {};
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95 tmp["type"] = item.attr.type;
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96 tmp["value"] = item.attr.value;
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97 tmp["action"] = item.attr.action;
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98 tmp["order"] = item.attr.order;
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99 tmp["presence-in"] = false;
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100 tmp["presence-out"] = false;
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101 tmp["message"] = false;
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102 tmp["iq"] = false;
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103
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104 if #item.tags > 0 then
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105 for _,tag in ipairs(item.tags) do
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106 tmp[tag.name] = true;
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107 end
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108 end
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109 list.items[#list.items + 1] = tmp;
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110 end
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111
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112 table.sort(list, sortByOrder);
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113
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114 privacy_lists.lists[idx] = list;
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115 origin.send(st.reply(stanza));
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116 if bare_sessions[bare_jid] ~= nil then
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117 iq = st.iq ( { type = "set", id="push1" } );
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118 iq:tag ("query", { xmlns = "jabber:iq:privacy" } );
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119 iq:tag ("list", { name = list.name } ):up();
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120 iq:up();
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121 for resource, session in pairs(bare_sessions[bare_jid].sessions) do
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122 iq.attr.to = bare_jid.."/"..resource
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123 session.send(iq);
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124 end
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125 end
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126 return true;
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127 end
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128
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129 function getList(privacy_lists, origin, stanza, name)
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130 module:log("info", "User requests list named: %s", name or "nil");
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131 local ret = false;
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132 local reply = st.reply(stanza);
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133 reply:tag("query", {xmlns="jabber:iq:privacy"});
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134
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135 if name == nil then
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136 reply:tag("active", {name=privacy_lists.active or ""}):up();
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137 reply:tag("default", {name=privacy_lists.default or ""}):up();
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138 if privacy_lists.lists then
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139 for _,list in ipairs(privacy_lists.lists) do
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140 reply:tag("list", {name=list.name}):up();
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141 end
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142 ret = true;
8
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143 end
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144 else
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145 local idx = findNamedList(privacy_lists, name);
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146 log("debug", "list idx: %d", idx or -1);
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147 if idx ~= nil then
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148 list = privacy_lists.lists[idx];
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149 reply = reply:tag("list", {name=list.name});
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150 for _,item in ipairs(list.items) do
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151 reply:tag("item", {type=item.type, value=item.value, action=item.action, order=item.order});
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152 if item["message"] then reply:tag("message"):up(); end
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parents: 8
diff changeset
153 if item["iq"] then reply:tag("iq"):up(); end
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154 if item["presence-in"] then reply:tag("presence-in"):up(); end
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diff changeset
155 if item["presence-out"] then reply:tag("presence-out"):up(); end
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diff changeset
156 reply:up();
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157 end
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diff changeset
158 ret = true;
8
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159 end
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160 end
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diff changeset
161
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diff changeset
162 if ret then
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diff changeset
163 origin.send(reply);
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164 end
8
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165 return ret;
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parents:
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166 end
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167
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diff changeset
168 -- "[tagname]/[target-type]/[payload-namespace]:[payload-tagname]"
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169 module:hook("iq/bare/jabber:iq:privacy:query", function(data)
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170 local origin, stanza = data.origin, data.stanza;
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171
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172 if stanza.attr.to == nil then -- only service requests to own bare JID
10
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173 local err_reply = nil;
8
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174 local query = stanza.tags[1]; -- the query element
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175 local valid = false;
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176 local privacy_lists = datamanager.load(origin.username, origin.host, "privacy") or {};
8
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177
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Thilo Cestonaro <thilo@cestona.ro>
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diff changeset
178 if stanza.attr.type == "set" then
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Thilo Cestonaro <thilo@cestona.ro>
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diff changeset
179 if #query.tags >= 1 then
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diff changeset
180 for _,tag in ipairs(query.tags) do
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diff changeset
181 if tag.name == "active" or tag.name == "default" then
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182 if tag.attr.name == nil then -- Client declines the use of active / default list
10
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diff changeset
183 valid = declineList(privacy_lists, origin, stanza, tag.name);
8
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184 else -- Client requests change of active / default list
10
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diff changeset
185 valid = activateList(privacy_lists, origin, stanza, tag.name, tag.attr.name);
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diff changeset
186 err_reply = st.error_reply(stanza, "cancel", "item-not-found");
8
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187 end
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188 elseif tag.name == "list" and tag.attr.name then -- Client adds / edits a privacy list
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parents:
diff changeset
189 if #tag.tags == 0 then -- Client removes a privacy list
10
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diff changeset
190 valid = deleteList(privacy_lists, origin, stanza, tag.attr.name);
8
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191 else -- Client edits a privacy list
10
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diff changeset
192 valid = createOrReplaceList(privacy_lists, origin, stanza, tag.attr.name, tag.tags)
8
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parents:
diff changeset
193 end
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
194 end
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
195 end
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
196 end
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diff changeset
197 elseif stanza.attr.type == "get" then
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diff changeset
198 local name = nil;
10
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diff changeset
199 local listsToRetrieve = 0;
8
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Thilo Cestonaro <thilo@cestona.ro>
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diff changeset
200 if #query.tags >= 1 then
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
201 for _,tag in ipairs(query.tags) do
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
202 if tag.name == "list" then -- Client requests a privacy list from server
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parents:
diff changeset
203 name = tag.attr.name;
10
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diff changeset
204 listsToRetrieve = listsToRetrieve + 1;
8
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parents:
diff changeset
205 end
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
206 end
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
207 end
10
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Thilo Cestonaro <thilo@cestona.ro>
parents: 8
diff changeset
208 if listsToRetrieve == 0 or listsToRetrieve == 1 then
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Thilo Cestonaro <thilo@cestona.ro>
parents: 8
diff changeset
209 valid = getList(privacy_lists, origin, stanza, name);
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parents: 8
diff changeset
210 err_reply = st.error_reply(stanza, "cancel", "item-not-found");
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Thilo Cestonaro <thilo@cestona.ro>
parents: 8
diff changeset
211 end
8
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
212 end
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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 if valid == false then
10
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Thilo Cestonaro <thilo@cestona.ro>
parents: 8
diff changeset
215 if err_reply == nil then
7d70faba234c some error reporting during list editing
Thilo Cestonaro <thilo@cestona.ro>
parents: 8
diff changeset
216 err_reply = st.error_reply(stanza, "modify", "bad-request");
7d70faba234c some error reporting during list editing
Thilo Cestonaro <thilo@cestona.ro>
parents: 8
diff changeset
217 end
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Thilo Cestonaro <thilo@cestona.ro>
parents: 8
diff changeset
218 origin.send(err_reply);
8
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
219 else
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
220 datamanager.store(origin.username, origin.host, "privacy", privacy_lists);
10502594a49b adds mod_privacy; lists creating, editing and deletion working.
Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
221 end
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
222 return true;
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
223 end
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
224 return false;
10502594a49b adds mod_privacy; lists creating, editing and deletion working.
Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
225 end, 500);
10502594a49b adds mod_privacy; lists creating, editing and deletion working.
Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
226
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
227 function checkIfNeedToBeBlocked(e)
10
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Thilo Cestonaro <thilo@cestona.ro>
parents: 8
diff changeset
228 local origin, stanza = e.origin, e.stanza;
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Thilo Cestonaro <thilo@cestona.ro>
parents: 8
diff changeset
229 local privacy_lists = datamanager.load(origin.username, origin.host, "privacy") or {};
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Thilo Cestonaro <thilo@cestona.ro>
parents: 8
diff changeset
230 if privacy_lists.lists ~= nil then
7d70faba234c some error reporting during list editing
Thilo Cestonaro <thilo@cestona.ro>
parents: 8
diff changeset
231 end
8
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
232 return false;
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
233 end
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
234
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
235 module:hook("pre-message/full", checkIfNeedToBeBlocked, 500);
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
236 module:hook("pre-iq/bare", checkIfNeedToBeBlocked, 500);
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
237 module:hook("pre-presence/bare", checkIfNeedToBeBlocked, 500);
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
238
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
239 -- helpers.log_events(hosts["albastru.de"].events, "albastru.de");
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
240 -- helpers.log_events(prosody.events, "*");
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
241
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Thilo Cestonaro <thilo@cestona.ro>
parents:
diff changeset
242 module:log("info", "mod_privacy loaded ...");