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local dataforms = require "prosody.util.dataforms";
local server_info_config = module:get_option("server_info", {});
local server_info_custom_fields = module:get_option_array("server_info_extensions");
-- Source: http://xmpp.org/registrar/formtypes.html#http:--jabber.org-network-serverinfo
local form_layout = dataforms.new({
{ var = "FORM_TYPE"; type = "hidden"; value = "http://jabber.org/network/serverinfo" };
});
if server_info_custom_fields then
for _, field in ipairs(server_info_custom_fields) do
table.insert(form_layout, field);
end
end
local generated_form;
function update_form()
local new_form = form_layout:form(server_info_config, "result");
if generated_form then
module:remove_item("extension", generated_form);
end
generated_form = new_form;
module:add_item("extension", generated_form);
end
function add_fields(event)
local fields = event.item;
for _, field in ipairs(fields) do
table.insert(form_layout, field);
end
update_form();
end
function remove_fields(event)
local removed_fields = event.item;
for _, removed_field in ipairs(removed_fields) do
local removed_var = removed_field.var or removed_field.name;
for i, field in ipairs(form_layout) do
local var = field.var or field.name
if var == removed_var then
table.remove(form_layout, i);
break;
end
end
end
update_form();
end
module:handle_items("server-info-fields", add_fields, remove_fields);
function module.load()
update_form();
end
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