friendica-addons/jappixmini/lib.js

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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) {
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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;
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setDB('jappix-mini', 'client_secret', client_secret);
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console.log("client secret set");
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}
function jappixmini_addon_get_client_secret() {
client_secret = getDB('jappix-mini', 'client_secret');
if (client_secret===null) {
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div = $('<div style="position:fixed;padding:1em;background-color:#F00;color:#fff;top:50px;left:50px;">Retype your Friendica password for chatting:</div>');
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div.append($("<br>"));
input = $('<input type="password">')
div.append(input);
button = $('<input type="button" value="OK">');
button.click(function(){
password = input.val();
jappixmini_addon_set_client_secret(password);
div.remove();
});
div.append(button);
$("body").append(div);
}
return client_secret;
}
function jappixmini_addon_encrypt_password(password) {
client_secret = jappixmini_addon_get_client_secret();
// add \0 to password until it has the same length as secret
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if (password.length>client_secret.length-1) throw "password too long";
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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)
return encrypted_password;
}
function jappixmini_addon_decrypt_password(encrypted_password) {
encrypted_password = decodeURI(encrypted_password);
client_secret = jappixmini_addon_get_client_secret();
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// xor password with secret
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password = jappixmini_addon_xor(client_secret, encrypted_password);
// remove \0
first_null = password.indexOf("\0")
password = password.substr(0, first_null);
return 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;
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if ((!autoapprove) || contacts[xid]===undefined)
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approve = confirm("Accept "+xid+" for chat?");
if (approve) {
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acceptSubscribe(xid, contacts[xid]);
console.log("Accepted "+xid+" for chat.");
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}
});
// autosubscribe
if (autosubscribe) {
for (i=0; i<contacts.length; i++) {
xid = contacts[i];
sendSubscribe(xid, "subscribe");
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console.log("Subscribed to "+xid);
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}
}
}
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function jappixmini_addon_start(server, username, bosh, encrypted_password, nickname) {
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// 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(encrypted_password);
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settings_identifier += str_sha1(nickname);
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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
HOST_BOSH = HOST_BOSH+"?host_bosh="+encodeURI(bosh);
// decrypt password
password = jappixmini_addon_decrypt_password(encrypted_password);
// start jappix mini
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MINI_NICKNAME = nickname;
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launchMini(true, false, server, username, password);
}