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annotate mod_adhoc_cmd_admin/mod_adhoc_cmd_admin.lua @ 29:b384999b047f

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mod_adhoc_cmd_admin: Initial commit
author Florian Zeitz <florob@babelmonkeys.de>
date Fri, 09 Oct 2009 21:48:20 +0200
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children 00d5e133c84d
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b384999b047f mod_adhoc_cmd_admin: Initial commit
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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 usermanager_user_exists = require "core.usermanager".user_exists;
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9 local usermanager_create_user = require "core.usermanager".create_user;
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10
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11 local is_admin = require "core.usermanager".is_admin;
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12 local admins = set.new(config.get(module:get_host(), "core", "admins"));
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13
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14 local sessions = {};
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15
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16 function add_user_command_handler(item, origin, stanza)
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17 if not is_admin(stanza.attr.from) then
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18 module:log("warn", "Non-admin %s tried to add a user", tostring(jid.bare(stanza.attr.from)));
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19 origin.send(st.error_reply(stanza, "auth", "forbidden", "You don't have permission to add a user"):up()
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20 :tag("command", {xmlns="http://jabber.org/protocol/commands",
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21 node="http://jabber.org/protocol/admin#add-user", status="canceled"})
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22 :tag("note", {type="error"}):text("You don't have permission to add a user"));
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23 return true;
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24 end
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25 if stanza.tags[1].attr.sessionid and sessions[stanza.tags[1].attr.sessionid] then
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26 if stanza.tags[1].attr.action == "cancel" then
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27 origin.send(st.reply(stanza):tag("command", {xmlns="http://jabber.org/protocol/commands",
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28 node="http://jabber.org/protocol/admin#add-user",
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29 sessionid=stanza.tags[1].attr.sessionid, status="canceled"}));
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30 sessions[stanza.tags[1].attr.sessionid] = nil;
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31 return true;
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32 end
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33 for _, tag in ipairs(stanza.tags[1].tags) do
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34 if tag.name == "x" and tag.attr.xmlns == "jabber:x:data" then
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35 form = tag;
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36 break;
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37 end
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38 end
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39 local fields = {};
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40 for _, field in ipairs(form.tags) do
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41 if field.name == "field" and field.attr.var then
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42 for i, tag in ipairs(field.tags) do
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43 if tag.name == "value" and #tag.tags == 0 then
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44 fields[field.attr.var] = tag[1] or "";
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45 end
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46 end
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47 end
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48 end
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49 local username, host, resource = jid.split(fields.accountjid);
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50 if (fields.password == fields["password-verify"]) and username and host and host == stanza.attr.to then
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51 if usermanager_user_exists(username, host) then
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52 origin.send(st.error_reply(stanza, "cancel", "conflict", "Account already exists"):up()
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53 :tag("command", {xmlns="http://jabber.org/protocol/commands",
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54 node="http://jabber.org/protocol/admin#add-user", status="canceled"})
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55 :tag("note", {type="error"}):text("Account already exists"));
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56 sessions[stanza.tags[1].attr.sessionid] = nil;
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57 return true;
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58 else
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59 if usermanager_create_user(username, fields.password, host) then
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60 origin.send(st.reply(stanza):tag("command", {xmlns="http://jabber.org/protocol/commands",
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61 node="http://jabber.org/protocol/admin#add-user",
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62 sessionid=stanza.tags[1].attr.sessionid, status="completed"})
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63 :tag("note", {type="info"}):text("Account successfully created"));
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64 sessions[stanza.tags[1].attr.sessionid] = nil;
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65 module:log("debug", "Created new account " .. username.."@"..host);
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66 return true;
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67 else
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68 origin.send(st.error_reply(stanza, "wait", "internal-server-error",
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69 "Failed to write data to disk"):up()
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70 :tag("command", {xmlns="http://jabber.org/protocol/commands",
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71 node="http://jabber.org/protocol/admin#add-user", status="canceled"})
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72 :tag("note", {type="error"}):text("Failed to write data to disk"));
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73 sessions[stanza.tags[1].attr.sessionid] = nil;
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74 return true;
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75 end
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76 end
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77 else
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78 module:log("debug", fields.accountjid .. " " .. fields.password .. " " .. fields["password-verify"]);
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79 origin.send(st.error_reply(stanza, "cancel", "conflict",
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80 "Invalid data.\nPasswords missmatch, or empy username"):up()
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81 :tag("command", {xmlns="http://jabber.org/protocol/commands",
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82 node="http://jabber.org/protocol/admin#add-user", status="canceled"})
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83 :tag("note", {type="error"}):text("Invalid data.\nPasswords missmatch, or empy username"));
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84 sessions[stanza.tags[1].attr.sessionid] = nil;
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85 return true;
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86 end
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87 else
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88 sessionid=uuid.generate();
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89 sessions[sessionid] = "executing";
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90 origin.send(st.reply(stanza):tag("command", {xmlns="http://jabber.org/protocol/commands",
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91 node="http://jabber.org/protocol/admin#add-user", sessionid=sessionid,
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92 status="executing"})
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93 :tag("x", { xmlns = "jabber:x:data", type = "form" })
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94 :tag("title"):text("Adding a User"):up()
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95 :tag("instructions"):text("Fill out this form to add a user."):up()
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96 :tag("field", { type = "hidden", var = "FORM_TYPE" })
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97 :tag("value"):text("http://jabber.org/protocol/admin"):up():up()
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98 :tag("field", { label = "The Jabber ID for the account to be added",
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99 type = "jid-single", var = "accountjid" })
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100 :tag("required"):up():up()
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101 :tag("field", { label = "The password for this account",
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102 type = "text-private", var = "password" }):up()
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103 :tag("field", { label = "Retype password", type = "text-private",
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104 var = "password-verify" }):up():up()
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105 );
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106 end
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107 return true;
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108 end
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109
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110 local descriptor = { name="Add User", node="http://jabber.org/protocol/admin#add-user", handler=add_user_command_handler };
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111
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112 function module.unload()
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113 module:remove_item("adhoc", descriptor);
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114 end
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115
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116 module:add_item ("adhoc", descriptor);