friendica-addons/jappixmini/lib.js
2012-04-15 22:57:25 +02:00

161 lines
4.6 KiB
JavaScript

function jappixmini_addon_xor(str1, str2) {
if (str1.length != str2.length) throw "not same length";
encoded = "";
for (i=0; i<str1.length;i++) {
var a = str1.charCodeAt(i);
var b = str2.charCodeAt(i);
var c = a ^ b;
encoded += String.fromCharCode(c);
}
return encoded;
}
function jappixmini_addon_set_client_secret(password) {
if (!password) return;
salt1 = "h8doCRekWto0njyQohKpdx6BN0UTyC6N";
salt2 = "jdX8OwFC1kWAq3s9uOyAcE8g3UNNO5t3";
client_secret1 = str_sha1(salt1+password);
client_secret2 = str_sha1(salt2+password);
client_secret = client_secret1 + client_secret2;
setDB('jappix-mini', 'client-secret', client_secret);
console.log("client secret set");
}
function jappixmini_addon_get_client_secret(callback) {
client_secret = getDB('jappix-mini', 'client-secret');
if (client_secret===null) {
div = document.getElementById("#jappixmini-password-query-div");
if (!div) {
div = $('<div id="jappixmini-password-query-div" style="position:fixed;padding:1em;background-color:#F00;color:#fff;top:50px;left:50px;">Retype your Friendica password for chatting:<br></div>');
input = $('<input type="password" id="jappixmini-password-query-input">')
div.append(input);
button = $('<input type="button" value="OK" id="jappixmini-password-query-button">');
div.append(button);
$("body").append(div);
}
button.click(function(){
password = $("#jappixmini-password-query-input").val();
jappixmini_addon_set_client_secret(password);
div.remove();
client_secret = getDB('jappix-mini', 'client-secret');
callback(client_secret);
});
}
else {
callback(client_secret);
}
}
function jappixmini_addon_encrypt_password(password, callback) {
jappixmini_addon_get_client_secret(function(client_secret){
// add \0 to password until it has the same length as secret
if (password.length>client_secret.length-1) throw "password too long";
while (password.length<client_secret.length) {
password += "\0";
}
// xor password with secret
encrypted_password = jappixmini_addon_xor(client_secret, password);
encrypted_password = encodeURI(encrypted_password)
callback(encrypted_password);
});
}
function jappixmini_addon_decrypt_password(encrypted_password, callback) {
encrypted_password = decodeURI(encrypted_password);
jappixmini_addon_get_client_secret(function(client_secret){
// xor password with secret
password = jappixmini_addon_xor(client_secret, encrypted_password);
// remove \0
first_null = password.indexOf("\0")
// TODO: check first_null==null
password = password.substr(0, first_null);
callback(password);
});
}
function jappixmini_manage_roster(contacts, autoapprove, autosubscribe) {
// listen for subscriptions
con.registerHandler('presence',function(presence){
var type = presence.getType();
if (type != "subscribe") return;
var from = fullXID(getStanzaFrom(presence));
var xid = bareXID(from);
approve = true;
if ((!autoapprove) || contacts[xid]===undefined)
approve = confirm("Accept "+xid+" for chat?");
if (approve) {
acceptSubscribe(xid, contacts[xid]);
console.log("Accepted "+xid+" for chat.");
}
});
// autosubscribe
if (autosubscribe) {
for (i=0; i<contacts.length; i++) {
xid = contacts[i];
sendSubscribe(xid, "subscribe");
console.log("Subscribed to "+xid);
}
}
}
function jappixmini_addon_subscribe() {
if (!window.con) {
alert("Not connected.");
return;
}
xid = prompt("Jabber address");
sendSubscribe(xid, "subscribe");
}
function jappixmini_addon_start(server, username, bosh, encrypted, password, nickname) {
handler = function(password){
// check if settings have changed, reinitialize jappix mini if this is the case
settings_identifier = str_sha1(server);
settings_identifier += str_sha1(username);
settings_identifier += str_sha1(bosh);
settings_identifier += str_sha1(password);
settings_identifier += str_sha1(nickname);
saved_identifier = getDB("jappix-mini", "settings_identifier");
if (saved_identifier != settings_identifier) removeDB('jappix-mini', 'dom');
setDB("jappix-mini", "settings_identifier", settings_identifier);
// set bosh host
if (bosh)
HOST_BOSH = HOST_BOSH+"?host_bosh="+encodeURI(bosh);
// start jappix mini
MINI_NICKNAME = nickname;
launchMini(true, false, server, username, password);
}
// decrypt password if necessary
if (encrypted)
jappixmini_addon_decrypt_password(password, handler);
else
handler(password);
}