prosody-modules
cba8cd564641
mod_invites_register_api/mod_invites_register_api.lua

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mod_invites_register_api/mod_invites_register_api.lua @ 4380:cba8cd564641

mod_invites_register_api: New module to allow turning invites into accounts via a HTTP API
author Matthew Wild <mwild1@gmail.com>
date Mon, 25 Jan 2021 12:44:20 +0000
child 4381:a1256e376dca
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rev   line source
4380
cba8cd564641 mod_invites_register_api: New module to allow turning invites into accounts via a HTTP API
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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, invite_token)
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36 if not invite_token or #invite_token == 0 then
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37 return 404;
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38 end
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39
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40 local request, response = event.request, event.response;
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41
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42 if not request.body or #request.body == 0
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43 or request.headers.content_type ~= json_content_type then
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44 module:log("warn", "Invalid payload");
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45 return 400;
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46 end
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47
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48 local register_data = json.decode(event.request.body);
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49 if not register_data then
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50 module:log("warn", "Invalid JSON");
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51 return 400;
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52 end
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53
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54 local user, password, token = register_data.username, register_data.password, register_data.token;
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55
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56 local invite = invites.get(token);
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57 if not invite then
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58 return 404;
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59 end
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60
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61 response.headers["Content-Type"] = json_content_type;
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62
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63 if not user or #user == 0 or not password or #password == 0 or not token then
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64 module:log("warn", "Invalid data");
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65 return 400;
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66 end
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67
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68 -- Shamelessly copied from mod_register_web.
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69 local prepped_username = nodeprep(user);
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70
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71 if not prepped_username or #prepped_username == 0 then
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72 return 400;
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73 end
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74
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75 if usermanager.user_exists(prepped_username, module.host) then
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76 return 409; -- Conflict
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77 end
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78
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79 local registering = {
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80 validated_invite = invite;
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81 username = prepped_username;
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82 host = module.host;
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83 ip = request.ip;
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84 allowed = true;
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85 };
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86
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87 module:fire_event("user-registering", registering);
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88
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89 if not registering.allowed then
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90 return 403;
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91 end
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92
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93 local ok, err = usermanager.create_user(prepped_username, password, module.host);
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94
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95 if not ok then
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96 local err_id = id.short();
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97 module:log("warn", "Registration failed (%s): %s", err_id, tostring(err));
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98 return 500;
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99 end
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100
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101 module:fire_event("user-registered", {
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102 username = prepped_username;
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103 host = module.host;
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104 source = "mod_"..module.name;
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105 validated_invite = invite;
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106 ip = request.ip;
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107 });
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108
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109 return 200;
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110 end
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111
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112 module:provides("http", {
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113 default_path = "register_api";
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114 route = {
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115 ["GET /invite/*"] = get_invite_info;
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116 ["POST /register/*"] = register_with_invite;
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117 };
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118 });