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authorWaqas Hussain <waqas20@gmail.com>2008-10-05 04:55:45 +0500
committerWaqas Hussain <waqas20@gmail.com>2008-10-05 04:55:45 +0500
commit95367859295d23cb6a36079bb3b36caf6bdbd4ed (patch)
tree6daf3116e1d722d1a86c0f769d1317c524c03464
parent5239107016cf58af6ac10d9b8a436b4da2ff130c (diff)
downloadprosody-95367859295d23cb6a36079bb3b36caf6bdbd4ed.tar.gz
prosody-95367859295d23cb6a36079bb3b36caf6bdbd4ed.zip
User registration, etc (jabber:iq:register)
-rw-r--r--core/modulemanager.lua1
-rw-r--r--core/usermanager.lua8
-rw-r--r--plugins/mod_InBandRegistration.lua84
-rw-r--r--util/stanza.lua10
4 files changed, 103 insertions, 0 deletions
diff --git a/core/modulemanager.lua b/core/modulemanager.lua
index 6d803a26..0aaf4d1f 100644
--- a/core/modulemanager.lua
+++ b/core/modulemanager.lua
@@ -48,6 +48,7 @@ function loadall()
load("saslauth");
load("legacyauth");
load("roster");
+ load("InBandRegistration");
end
function load(name)
diff --git a/core/usermanager.lua b/core/usermanager.lua
index 0f303b24..e38acc87 100644
--- a/core/usermanager.lua
+++ b/core/usermanager.lua
@@ -12,4 +12,12 @@ function validate_credentials(host, username, password)
return false;
end
+function user_exists(username, host)
+ return datamanager.load(username, host, "accounts") ~= nil;
+end
+
+function create_user(username, password, host)
+ return datamanager.store(username, host, "accounts", {password = password});
+end
+
return _M; \ No newline at end of file
diff --git a/plugins/mod_InBandRegistration.lua b/plugins/mod_InBandRegistration.lua
new file mode 100644
index 00000000..b1bf4cc0
--- /dev/null
+++ b/plugins/mod_InBandRegistration.lua
@@ -0,0 +1,84 @@
+
+local st = require "util.stanza";
+local send = require "core.sessionmanager".send_to_session;
+local usermanager_user_exists = require "core.usermanager".user_exists;
+local usermanager_create_user = require "core.usermanager".create_user;
+
+add_iq_handler("c2s", "jabber:iq:register", function (session, stanza)
+ if stanza.tags[1].name == "query" then
+ local query = stanza.tags[1];
+ if stanza.attr.type == "get" then
+ local reply = st.reply(stanza);
+ reply:tag("query", {xmlns = "jabber:iq:register"})
+ :tag("registered"):up()
+ :tag("username"):text(session.username):up()
+ :tag("password"):up();
+ send(session, reply);
+ elseif stanza.attr.type == "set" then
+ if query.tags[1] and query.tags[1].name == "remove" then
+ -- TODO delete user auth data, send iq response, kick all user resources with a <not-authorized/>, delete all user data
+ send(session, st.error_reply(stanza, "cancel", "not-allowed"));
+ else
+ local username = query:child_with_name("username");
+ local password = query:child_with_name("password");
+ if username and password then
+ -- FIXME shouldn't use table.concat
+ username = table.concat(username);
+ password = table.concat(password);
+ if username == session.username then
+ if usermanager_create_user(username, password, session.host) then -- password change -- TODO is this the right way?
+ send(session, st.reply(stanza));
+ else
+ -- TODO internal error, unable to write file, file may be locked, etc
+ end
+ else
+ send(session, st.error_reply(stanza, "modify", "bad-request"));
+ end
+ else
+ send(session, st.error_reply(stanza, "modify", "bad-request"));
+ end
+ end
+ end
+ else
+ send(session, st.error_reply(stanza, "cancel", "service-unavailable"));
+ end;
+end);
+
+add_iq_handler("c2s_unauthed", "jabber:iq:register", function (session, stanza)
+ if stanza.tags[1].name == "query" then
+ local query = stanza.tags[1];
+ if stanza.attr.type == "get" then
+ local reply = st.reply(stanza);
+ reply:tag("query", {xmlns = "jabber:iq:register"})
+ :tag("instructions"):text("Choose a username and password for use with this service."):up()
+ :tag("username"):up()
+ :tag("password"):up();
+ send(session, reply);
+ elseif stanza.attr.type == "set" then
+ if query.tags[1] and query.tags[1].name == "remove" then
+ send(session, st.error_reply(stanza, "auth", "registration-required"));
+ else
+ local username = query:child_with_name("username");
+ local password = query:child_with_name("password");
+ if username and password then
+ -- FIXME shouldn't use table.concat
+ username = table.concat(username);
+ password = table.concat(password);
+ if usermanager_user_exists(username, session.host) then
+ send(session, st.error_reply(stanza, "cancel", "conflict"));
+ else
+ if usermanager_create_user(username, password, session.host) then
+ send(session, st.reply(stanza)); -- user created!
+ else
+ -- TODO internal error, unable to write file, file may be locked, etc
+ end
+ end
+ else
+ send(session, st.error_reply(stanza, "modify", "not-acceptable"));
+ end
+ end
+ end
+ else
+ send(session, st.error_reply(stanza, "cancel", "service-unavailable"));
+ end;
+end);
diff --git a/util/stanza.lua b/util/stanza.lua
index 553bba4d..cc5b7623 100644
--- a/util/stanza.lua
+++ b/util/stanza.lua
@@ -132,6 +132,16 @@ function reply(orig)
return stanza(orig.name, orig.attr and { to = orig.attr.from, from = orig.attr.to, id = orig.attr.id, type = ((orig.name == "iq" and "result") or nil) });
end
+function error_reply(orig, type, condition, message, clone)
+ local r = reply(orig);
+ t.attr.type = "error";
+ -- TODO use clone
+ t:tag("error", {type = type})
+ :tag(condition, {xmlns = "urn:ietf:params:xml:ns:xmpp-stanzas"}):up();
+ if (message) then t:tag("text"):text(message):up(); end
+ return t; -- stanza ready for adding app-specific errors
+end
+
function presence(attr)
return stanza("presence", attr);
end