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annotate mod_adhoc_cmd_admin/mod_adhoc_cmd_admin.lua @ 35:3c49411d4aa3

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mod_adhoc_cmd_admin: Fixed style, some typos, and got down to <100LOC. Perhaps we need util.adhoc?
author Matthew Wild <mwild1@gmail.com>
date Sat, 10 Oct 2009 09:33:44 +0100
parents fc374b724270
children 58d326d86a9a
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1 -- Copyright (C) 2009 Florian Zeitz
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2 --
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3 -- This file is MIT/X11 licensed. Please see the
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4 -- COPYING file in the source package for more information.
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5 --
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6
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7 local st, jid, uuid = require "util.stanza", require "util.jid", require "util.uuid";
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8 local dataforms_new = require "util.dataforms".new;
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9 local usermanager_user_exists = require "core.usermanager".user_exists;
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10 local usermanager_create_user = require "core.usermanager".create_user;
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11
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12 local is_admin = require "core.usermanager".is_admin;
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13 local admins = set.new(config.get(module:get_host(), "core", "admins"));
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14
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15 local sessions = {};
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16
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17 local add_user_layout = dataforms_new{
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18 title= "Adding a User";
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19 instructions = "Fill out this form to add a user.";
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20
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21 { name = "FORM_TYPE", type = "hidden", value = "http://jabber.org/protocol/admin" };
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22 { name = "accountjid", type = "jid-single", required = true, label = "The Jabber ID for the account to be added" };
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23 { name = "password", type = "text-private", label = "The password for this account" };
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24 { name = "password-verify", type = "text-private", label = "Retype password" };
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25 };
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26
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27 function add_user_command_handler(item, origin, stanza)
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28 if not is_admin(stanza.attr.from) then
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29 module:log("warn", "Non-admin %s tried to add a user", tostring(jid.bare(stanza.attr.from)));
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30 origin.send(st.error_reply(stanza, "auth", "forbidden", "You don't have permission to add a user"):up()
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31 :tag("command", {xmlns="http://jabber.org/protocol/commands",
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32 node="http://jabber.org/protocol/admin#add-user", status="canceled"})
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33 :tag("note", {type="error"}):text("You don't have permission to add a user"));
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34 return true;
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35 end
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36 if stanza.tags[1].attr.sessionid and sessions[stanza.tags[1].attr.sessionid] then
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37 if stanza.tags[1].attr.action == "cancel" then
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38 origin.send(st.reply(stanza):tag("command", {xmlns="http://jabber.org/protocol/commands",
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39 node="http://jabber.org/protocol/admin#add-user",
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40 sessionid=stanza.tags[1].attr.sessionid, status="canceled"}));
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41 sessions[stanza.tags[1].attr.sessionid] = nil;
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42 return true;
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43 end
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44 form = stanza.tags[1]:find_child_with_ns("jabber:x:data");
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45 local fields = add_user_layout:data(form);
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46 local username, host, resource = jid.split(fields.accountjid);
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47 if (fields.password == fields["password-verify"]) and username and host and host == stanza.attr.to then
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48 if usermanager_user_exists(username, host) then
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49 origin.send(st.error_reply(stanza, "cancel", "conflict", "Account already exists"):up()
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50 :tag("command", {xmlns="http://jabber.org/protocol/commands",
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51 node="http://jabber.org/protocol/admin#add-user", status="canceled"})
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52 :tag("note", {type="error"}):text("Account already exists"));
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53 sessions[stanza.tags[1].attr.sessionid] = nil;
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54 return true;
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55 else
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56 if usermanager_create_user(username, fields.password, host) then
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57 origin.send(st.reply(stanza):tag("command", {xmlns="http://jabber.org/protocol/commands",
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58 node="http://jabber.org/protocol/admin#add-user",
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59 sessionid=stanza.tags[1].attr.sessionid, status="completed"})
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60 :tag("note", {type="info"}):text("Account successfully created"));
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61 sessions[stanza.tags[1].attr.sessionid] = nil;
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62 module:log("debug", "Created new account " .. username.."@"..host);
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63 return true;
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64 else
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65 origin.send(st.error_reply(stanza, "wait", "internal-server-error",
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66 "Failed to write data to disk"):up()
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67 :tag("command", {xmlns="http://jabber.org/protocol/commands",
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68 node="http://jabber.org/protocol/admin#add-user", status="canceled"})
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69 :tag("note", {type="error"}):text("Failed to write data to disk"));
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70 sessions[stanza.tags[1].attr.sessionid] = nil;
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71 return true;
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72 end
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73 end
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74 else
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75 module:log("debug", fields.accountjid .. " " .. fields.password .. " " .. fields["password-verify"]);
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76 origin.send(st.error_reply(stanza, "cancel", "conflict",
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77 "Invalid data.\nPassword mismatch, or empty username"):up()
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78 :tag("command", {xmlns="http://jabber.org/protocol/commands",
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79 node="http://jabber.org/protocol/admin#add-user", status="canceled"})
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80 :tag("note", {type="error"}):text("Invalid data.\nPassword mismatch, or empty username"));
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81 sessions[stanza.tags[1].attr.sessionid] = nil;
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82 return true;
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83 end
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84 else
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85 local sessionid=uuid.generate();
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86 sessions[sessionid] = "executing";
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87 origin.send(st.reply(stanza):tag("command", {xmlns="http://jabber.org/protocol/commands",
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88 node="http://jabber.org/protocol/admin#add-user", sessionid=sessionid,
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89 status="executing"}):add_child(add_user_layout:form()));
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90 end
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91 return true;
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92 end
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93
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94 local descriptor = { name="Add User", node="http://jabber.org/protocol/admin#add-user", handler=add_user_command_handler };
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95
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96 function module.unload()
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97 module:remove_item("adhoc", descriptor);
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98 end
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99
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100 module:add_item ("adhoc", descriptor);