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annotate mod_invites_register_api/mod_invites_register_api.lua @ 4411:c3d21182ebf3

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mod_compliance_2021: XEP-0443: XMPP Compliance Suites 2021 self-test
author Kim Alvefur <zash@zash.se>
date Sat, 30 Jan 2021 01:10:06 +0100
parents a1256e376dca
children dbfa830e4504
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1 local id = require "util.id";
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2 local json = require "util.json";
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3 local usermanager = require "core.usermanager";
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4 local nodeprep = require "util.encodings".stringprep.nodeprep;
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5
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6 local site_name = module:get_option_string("site_name", module.host);
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7
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8 local json_content_type = "application/json";
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9
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10 module:depends("http");
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11
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12 local invites = module:depends("invites");
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13
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14 function get_invite_info(event, invite_token)
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15 if not invite_token or #invite_token == 0 then
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16 return 404;
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17 end
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18 local invite = invites.get(invite_token);
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19 if not invite then
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20 return 404;
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21 end
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22
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23 event.response.headers["Content-Type"] = json_content_type;
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24 return json.encode({
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25 site_name = site_name;
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26 token = invite.token;
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27 domain = module.host;
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28 uri = invite.uri;
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29 type = invite.type;
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30 jid = invite.jid;
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31 inviter = invite.inviter;
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32 });
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33 end
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34
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35 function register_with_invite(event)
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36 local request, response = event.request, event.response;
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37
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38 if not request.body or #request.body == 0
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39 or request.headers.content_type ~= json_content_type then
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40 module:log("warn", "Invalid payload");
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41 return 400;
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42 end
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43
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44 local register_data = json.decode(event.request.body);
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45 if not register_data then
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46 module:log("warn", "Invalid JSON");
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47 return 400;
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48 end
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49
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50 local user, password, token = register_data.username, register_data.password, register_data.token;
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51
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52 local invite = invites.get(token);
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53 if not invite then
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54 return 404;
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55 end
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56
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57 response.headers["Content-Type"] = json_content_type;
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58
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59 if not user or #user == 0 or not password or #password == 0 or not token then
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60 module:log("warn", "Invalid data");
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61 return 400;
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62 end
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63
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64 -- Shamelessly copied from mod_register_web.
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65 local prepped_username = nodeprep(user);
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66
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67 if not prepped_username or #prepped_username == 0 then
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68 return 400;
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69 end
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70
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71 if usermanager.user_exists(prepped_username, module.host) then
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72 return 409; -- Conflict
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73 end
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74
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75 local registering = {
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76 validated_invite = invite;
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77 username = prepped_username;
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78 host = module.host;
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79 ip = request.ip;
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80 allowed = true;
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81 };
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82
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83 module:fire_event("user-registering", registering);
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84
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85 if not registering.allowed then
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86 return 403;
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87 end
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88
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89 local ok, err = usermanager.create_user(prepped_username, password, module.host);
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90
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91 if not ok then
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92 local err_id = id.short();
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93 module:log("warn", "Registration failed (%s): %s", err_id, tostring(err));
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94 return 500;
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95 end
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96
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97 module:fire_event("user-registered", {
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98 username = prepped_username;
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99 host = module.host;
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100 source = "mod_"..module.name;
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101 validated_invite = invite;
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102 ip = request.ip;
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103 });
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104
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105 return json.encode({
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106 jid = prepped_username .. "@" .. module.host;
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107 });
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108 end
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109
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110 module:provides("http", {
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111 default_path = "register_api";
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112 route = {
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113 ["GET /invite/*"] = get_invite_info;
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114 ["POST /register"] = register_with_invite;
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115 };
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116 });