prosody
07197f29e2b8
plugins/mod_pubsub/mod_pubsub.lua

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plugins/mod_pubsub/mod_pubsub.lua @ 8814:07197f29e2b8

mod_pubsub: Make the 'type' attribute on broadcast messages configurable This adds support for the pubsub#notification_type field in the node config form.
author Kim Alvefur <zash@zash.se>
date Mon, 21 May 2018 00:35:45 +0200
parent 8811:f2d35eee69c9
child 8815:5974c9da1391
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rev   line source
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1 local pubsub = require "util.pubsub";
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2 local st = require "util.stanza";
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3 local jid_bare = require "util.jid".bare;
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4 local usermanager = require "core.usermanager";
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f2d35eee69c9 mod_pubsub: Set an id attribute on outgoing event messages
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5 local new_id = require "util.id".medium;
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6
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7 local xmlns_pubsub = "http://jabber.org/protocol/pubsub";
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8 local xmlns_pubsub_event = "http://jabber.org/protocol/pubsub#event";
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9 local xmlns_pubsub_owner = "http://jabber.org/protocol/pubsub#owner";
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10
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11 local autocreate_on_publish = module:get_option_boolean("autocreate_on_publish", false);
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12 local autocreate_on_subscribe = module:get_option_boolean("autocreate_on_subscribe", false);
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879be73c0a58 mod_pubsub: Fix syntax error introduced in 241f02bd66ce
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parents: 7980
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13 local pubsub_disco_name = module:get_option_string("name", "Prosody PubSub Service");
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c9a72c64c3e2 mod_pubsub: Add support for including the publisher in item broadcasts
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14 local expose_publisher = module:get_option_boolean("expose_publisher", false)
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15
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16 local enable_persistence = module:get_option_boolean("experimental_pubsub_item_persistence", false);
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17
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18 local service;
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19
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20 local lib_pubsub = module:require "pubsub";
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21
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22 module:depends("disco");
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23 module:add_identity("pubsub", "service", pubsub_disco_name);
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24 module:add_feature("http://jabber.org/protocol/pubsub");
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25
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26 function handle_pubsub_iq(event)
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27 return lib_pubsub.handle_pubsub_iq(event, service);
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28 end
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29
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80b8355c8b8b mod_pubsub: Add nodestore to service configuration
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30 local node_store = module:open_store(module.name.."_nodes");
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31
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32 local function create_simple_itemstore(node_config, node_name)
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33 local archive = module:open_store("pubsub_"..node_name, "archive");
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34 return lib_pubsub.archive_itemstore(archive, node_config, nil, node_name);
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35 end
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36
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37 if enable_persistence then
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38 module:log("warn", "Item persistence is an experimental feature. Note that ownership information is lost on restart.")
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39 else
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40 create_simple_itemstore = nil;
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41 end
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42
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43
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44 function simple_broadcast(kind, node, jids, item, actor, node_obj)
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45 if item then
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46 item = st.clone(item);
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47 item.attr.xmlns = nil; -- Clear the pubsub namespace
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48 if expose_publisher and actor then
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49 item.attr.publisher = actor
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50 end
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51 end
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52
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53 local id = new_id();
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54 local msg_type = node_obj and node_obj.config.message_type or "headline";
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55 local message = st.message({ from = module.host, type = msg_type, id = id })
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56 :tag("event", { xmlns = xmlns_pubsub_event })
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57 :tag(kind, { node = node })
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58 :add_child(item);
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59
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40a7135eb6ac mod_pubsub: Use moduleapi broadcast method
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60 module:broadcast(jids, message, pairs);
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61 end
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62
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63 function is_item_stanza(item)
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64 return st.is_stanza(item) and item.attr.xmlns == xmlns_pubsub and item.name == "item";
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65 end
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66
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67 module:hook("iq/host/"..xmlns_pubsub..":pubsub", handle_pubsub_iq);
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68 module:hook("iq/host/"..xmlns_pubsub_owner..":pubsub", handle_pubsub_iq);
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69
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70 local function add_disco_features_from_service(service) --luacheck: ignore 431/service
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71 for feature in lib_pubsub.get_feature_set(service) do
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72 module:add_feature(xmlns_pubsub.."#"..feature);
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73 end
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74 end
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75
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76 module:hook("host-disco-info-node", function (event)
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77 local stanza, reply, node = event.stanza, event.reply, event.node;
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78 local ok, ret = service:get_nodes(stanza.attr.from);
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79 if not ok or not ret[node] then
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80 return;
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81 end
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82 event.exists = true;
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83 reply:tag("identity", { category = "pubsub", type = "leaf" });
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84 end);
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85
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86 module:hook("host-disco-items-node", function (event)
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87 local stanza, reply, node = event.stanza, event.reply, event.node;
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88 local ok, ret = service:get_items(node, stanza.attr.from);
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89 if not ok then
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90 return;
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91 end
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92
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93 for _, id in ipairs(ret) do
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94 reply:tag("item", { jid = module.host, name = id }):up();
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95 end
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96 event.exists = true;
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97 end);
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98
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99
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100 module:hook("host-disco-items", function (event)
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101 local stanza, reply = event.stanza, event.reply;
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102 local ok, ret = service:get_nodes(stanza.attr.from);
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103 if not ok then
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104 return;
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105 end
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106 for node, node_obj in pairs(ret) do
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107 reply:tag("item", { jid = module.host, node = node, name = node_obj.config.name }):up();
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108 end
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109 end);
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110
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111 local admin_aff = module:get_option_string("default_admin_affiliation", "owner");
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112 local function get_affiliation(jid)
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113 local bare_jid = jid_bare(jid);
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114 if bare_jid == module.host or usermanager.is_admin(bare_jid, module.host) then
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115 return admin_aff;
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116 end
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117 end
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118
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119 function set_service(new_service)
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120 service = new_service;
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121 module.environment.service = service;
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122 add_disco_features_from_service(service);
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123 end
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124
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125 function module.save()
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126 return { service = service };
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127 end
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128
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129 function module.restore(data)
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130 set_service(data.service);
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131 end
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132
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133 function module.load()
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134 if module.reloading then return; end
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135
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136 set_service(pubsub.new({
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137 capabilities = {
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138 none = {
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139 create = false;
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140 publish = false;
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141 retract = false;
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142 get_nodes = true;
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143
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144 subscribe = true;
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145 unsubscribe = true;
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146 get_subscription = true;
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147 get_subscriptions = true;
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148 get_items = true;
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149
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150 subscribe_other = false;
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151 unsubscribe_other = false;
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152 get_subscription_other = false;
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153 get_subscriptions_other = false;
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154
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155 be_subscribed = true;
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156 be_unsubscribed = true;
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157
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158 set_affiliation = false;
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159 };
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160 publisher = {
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161 create = false;
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162 publish = true;
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163 retract = true;
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164 get_nodes = true;
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165
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166 subscribe = true;
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167 unsubscribe = true;
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168 get_subscription = true;
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169 get_subscriptions = true;
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170 get_items = true;
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171
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172 subscribe_other = false;
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173 unsubscribe_other = false;
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174 get_subscription_other = false;
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175 get_subscriptions_other = false;
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176
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177 be_subscribed = true;
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178 be_unsubscribed = true;
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179
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180 set_affiliation = false;
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181 };
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182 owner = {
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183 create = true;
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184 publish = true;
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185 retract = true;
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186 delete = true;
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187 get_nodes = true;
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188 configure = true;
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189
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190 subscribe = true;
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191 unsubscribe = true;
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192 get_subscription = true;
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193 get_subscriptions = true;
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194 get_items = true;
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195
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196
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197 subscribe_other = true;
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198 unsubscribe_other = true;
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199 get_subscription_other = true;
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200 get_subscriptions_other = true;
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201
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202 be_subscribed = true;
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203 be_unsubscribed = true;
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204
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205 set_affiliation = true;
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206 };
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207 };
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208
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209 autocreate_on_publish = autocreate_on_publish;
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210 autocreate_on_subscribe = autocreate_on_subscribe;
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211
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212 nodestore = node_store;
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213 itemstore = create_simple_itemstore;
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214 broadcaster = simple_broadcast;
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215 itemcheck = is_item_stanza;
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216 get_affiliation = get_affiliation;
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217
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218 normalize_jid = jid_bare;
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219 }));
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220 end