annotate mod_auth_custom_http/mod_auth_custom_http.lua @ 3656:3e0f4d727825

mod_vcard_muc: Add an alternative method of signaling avatar change When the avatar has been changed, a signal is sent that the room configuration has changed. Clients then do a disco#info query to find the SHA-1 of the new avatar. They can then fetch it as before, or not if they have it cached already. This is meant to be less disruptive than signaling via presence, which caused problems for some clients. If clients transition to the new method, the old one can eventually be removed. The namespace is made up while waiting for standardization. Otherwise it is very close to what's described in https://xmpp.org/extensions/inbox/muc-avatars.html
author Kim Alvefur <zash@zash.se>
date Sun, 25 Aug 2019 20:46:43 +0200
parents 94d8960385aa
children 32d7f05e062f
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1 -- Prosody IM
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2 -- Copyright (C) 2008-2010 Waqas Hussain
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3 --
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4 -- This project is MIT/X11 licensed. Please see the
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5 -- COPYING file in the source package for more information.
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6 --
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7
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8 local new_sasl = require "util.sasl".new;
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9 local json = require "util.json";
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10 local http = require "socket.http";
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11
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12 local options = module:get_option("auth_custom_http");
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13 local post_url = options and options.post_url;
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14 assert(post_url, "No HTTP POST URL provided");
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16 local provider = {};
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17
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18 function provider.test_password(username, password)
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19 return nil, "Not supported"
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20 end
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22 function provider.get_password(username)
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23 return nil, "Not supported"
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24 end
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26 function provider.set_password(username, password)
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27 return nil, "Not supported"
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28 end
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30 function provider.user_exists(username)
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31 return true;
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32 end
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34 function provider.create_user(username, password)
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35 return nil, "Not supported"
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36 end
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38 function provider.delete_user(username)
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39 return nil, "Not supported"
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40 end
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41
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42 function provider.get_sasl_handler()
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43 local getpass_authentication_profile = {
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44 plain_test = function(sasl, username, password, realm)
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45 local postdata = json.encode({ username = username, password = password });
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46 local result = http.request(post_url, postdata);
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47 return result == "true", true;
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48 end,
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49 };
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50 return new_sasl(module.host, getpass_authentication_profile);
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51 end
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54 module:provides("auth", provider);