prosody
18cd5102253c
plugins/mod_pubsub/mod_pubsub.lua

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plugins/mod_pubsub/mod_pubsub.lua @ 9044:18cd5102253c

mod_pubsub: Skip checks for adding body if no body generated
author Kim Alvefur <zash@zash.se>
date Sat, 14 Jul 2018 21:26:59 +0200
parent 9043:9d77b6588bdf
child 9045:4336a2b97aba
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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
Matthew Wild <mwild1@gmail.com>
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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parents: 6446
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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 service;
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17
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18 local lib_pubsub = module:require "pubsub";
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19
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20 module:depends("disco");
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21 module:add_identity("pubsub", "service", pubsub_disco_name);
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22 module:add_feature("http://jabber.org/protocol/pubsub");
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23
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24 function handle_pubsub_iq(event)
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25 return lib_pubsub.handle_pubsub_iq(event, service);
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26 end
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27
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28 local node_store = module:open_store(module.name.."_nodes");
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29
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30 local function create_simple_itemstore(node_config, node_name)
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31 local archive = module:open_store("pubsub_"..node_name, "archive");
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32 return lib_pubsub.archive_itemstore(archive, node_config, nil, node_name);
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33 end
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34
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35 function simple_broadcast(kind, node, jids, item, actor, node_obj)
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36 if item then
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37 item = st.clone(item);
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38 item.attr.xmlns = nil; -- Clear the pubsub namespace
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39 if expose_publisher and actor then
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40 item.attr.publisher = actor
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41 end
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42 end
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43
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44 local id = new_id();
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45 local msg_type = node_obj and node_obj.config.message_type or "headline";
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46 local message = st.message({ from = module.host, type = msg_type, id = id })
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47 :tag("event", { xmlns = xmlns_pubsub_event })
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48 :tag(kind, { node = node })
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49
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50 if item then
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51 message:add_child(item);
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52 end
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53
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54 local summary;
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55 -- Compose a sensible textual representation of at least Atom payloads
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56 if item and item.tags[1] then
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57 local payload = item.tags[1];
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58 if payload.attr.xmlns == "http://www.w3.org/2005/Atom" then
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59 local title = payload:get_child_text("title");
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60 summary = payload:get_child_text("summary");
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61 if not summary and title then
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62 local author = payload:find("author/name#");
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63 summary = title;
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64 if author then
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65 summary = author .. " posted " .. summary;
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66 end
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67 end
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68 end
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69 end
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70
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71 for jid, options in pairs(jids) do
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72 local new_stanza = st.clone(message);
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73 if summary and type(options) == "table" and options["pubsub#include_body"] then
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74 new_stanza:body(summary);
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75 end
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76 new_stanza.attr.to = jid;
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77 module:send(new_stanza);
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78 end
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79 end
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80
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81 function is_item_stanza(item)
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82 return st.is_stanza(item) and item.attr.xmlns == xmlns_pubsub and item.name == "item";
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83 end
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84
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85 module:hook("iq/host/"..xmlns_pubsub..":pubsub", handle_pubsub_iq);
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86 module:hook("iq/host/"..xmlns_pubsub_owner..":pubsub", handle_pubsub_iq);
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87
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88 local function add_disco_features_from_service(service) --luacheck: ignore 431/service
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parents: 8339
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89 for feature in lib_pubsub.get_feature_set(service) do
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90 module:add_feature(xmlns_pubsub.."#"..feature);
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91 end
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92 end
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93
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94 module:hook("host-disco-info-node", function (event)
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95 return lib_pubsub.handle_disco_info_node(event, service);
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96 end);
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97
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98 module:hook("host-disco-items-node", function (event)
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99 return lib_pubsub.handle_disco_items_node(event, service);
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100 end);
5626
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101
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102
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103 module:hook("host-disco-items", function (event)
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 7984
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104 local stanza, reply = event.stanza, event.reply;
352d605b1178 mod_pubsub: Fix a few warnings [luacheck]
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 7984
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105 local ok, ret = service:get_nodes(stanza.attr.from);
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106 if not ok then
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107 return;
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108 end
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109 for node, node_obj in pairs(ret) do
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110 reply:tag("item", { jid = module.host, node = node, name = node_obj.config.name }):up();
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111 end
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112 end);
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113
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114 local admin_aff = module:get_option_string("default_admin_affiliation", "owner");
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c420a38db5ef Backed out changeset f1af4edd5722, doesn't work as intended (node is the name of the node and always present)
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parents: 6841
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115 local function get_affiliation(jid)
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116 local bare_jid = jid_bare(jid);
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117 if bare_jid == module.host or usermanager.is_admin(bare_jid, module.host) then
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118 return admin_aff;
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119 end
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120 end
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121
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122 function set_service(new_service)
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123 service = new_service;
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124 module.environment.service = service;
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125 add_disco_features_from_service(service);
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126 end
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127
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128 function module.save()
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129 return { service = service };
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130 end
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131
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132 function module.restore(data)
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133 set_service(data.service);
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134 end
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135
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136 function module.load()
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137 if module.reloading then return; end
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138
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139 set_service(pubsub.new({
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140 capabilities = {
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141 none = {
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142 create = false;
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143 publish = false;
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144 retract = false;
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145 get_nodes = true;
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146
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147 subscribe = true;
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148 unsubscribe = true;
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149 get_subscription = true;
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150 get_subscriptions = true;
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151 get_items = true;
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152
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153 subscribe_other = false;
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154 unsubscribe_other = false;
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155 get_subscription_other = false;
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156 get_subscriptions_other = false;
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157
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158 be_subscribed = true;
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159 be_unsubscribed = true;
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160
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161 set_affiliation = false;
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162 };
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163 publisher = {
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164 create = false;
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165 publish = true;
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166 retract = true;
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167 get_nodes = true;
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168
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169 subscribe = true;
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170 unsubscribe = true;
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171 get_subscription = true;
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172 get_subscriptions = true;
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173 get_items = true;
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174
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175 subscribe_other = false;
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176 unsubscribe_other = false;
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177 get_subscription_other = false;
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178 get_subscriptions_other = false;
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179
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180 be_subscribed = true;
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181 be_unsubscribed = true;
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182
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183 set_affiliation = false;
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184 };
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185 owner = {
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186 create = true;
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187 publish = true;
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188 retract = true;
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189 delete = true;
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190 get_nodes = true;
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191 configure = true;
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192
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193 subscribe = true;
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194 unsubscribe = true;
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195 get_subscription = true;
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196 get_subscriptions = true;
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197 get_items = true;
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198
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199
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200 subscribe_other = true;
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201 unsubscribe_other = true;
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202 get_subscription_other = true;
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203 get_subscriptions_other = true;
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204
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205 be_subscribed = true;
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206 be_unsubscribed = true;
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207
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208 set_affiliation = true;
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209 };
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210 };
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211
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212 autocreate_on_publish = autocreate_on_publish;
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213 autocreate_on_subscribe = autocreate_on_subscribe;
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214
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Matthew Wild <mwild1@gmail.com>
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215 nodestore = node_store;
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216 itemstore = create_simple_itemstore;
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217 broadcaster = simple_broadcast;
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218 itemcheck = is_item_stanza;
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219 get_affiliation = get_affiliation;
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220
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221 normalize_jid = jid_bare;
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222 }));
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223 end