signal-desktop/js/api.js
2014-05-15 01:02:15 -04:00

221 lines
6.9 KiB
JavaScript

/* vim: ts=4:sw=4
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/************************************************
*** Utilities to communicate with the server ***
************************************************/
// WARNING: THIS SERVER LOGS KEY MATERIAL FOR TESTING
var URL_BASE = "http://sushiforeveryone.bluematt.me";
// This is the real server
//var URL_BASE = "https://textsecure-service.whispersystems.org";
var URL_CALLS = {};
URL_CALLS['accounts'] = "/v1/accounts";
URL_CALLS['devices'] = "/v1/devices";
URL_CALLS['keys'] = "/v1/keys";
URL_CALLS['push'] = "/v1/websocket";
URL_CALLS['messages'] = "/v1/messages";
URL_CALLS['attachment'] = "/v1/attachments";
var API = new function() {
/**
* REQUIRED PARAMS:
* call: URL_CALLS entry
* httpType: POST/GET/PUT/etc
* OPTIONAL PARAMS:
* success_callback: function(response object) called on success
* error_callback: function(http status code = -1 or != 200) called on failure
* urlParameters: crap appended to the url (probably including a leading /)
* user: user name to be sent in a basic auth header
* password: password to be sent in a basic auth headerA
* do_auth: alternative to user/password where user/password are figured out automagically
* jsonData: JSON data sent in the request body
*/
var doAjax = function(param) {
if (param.urlParameters === undefined)
param.urlParameters = "";
if (param.do_auth) {
param.user = storage.getUnencrypted("number_id");
param.password = storage.getEncrypted("password");
}
return new Promise(function(resolve, reject) {
$.ajax(URL_BASE + URL_CALLS[param.call] + param.urlParameters, {
type : param.httpType,
data : param.jsonData && jsonThing(param.jsonData),
contentType : 'application/json; charset=utf-8',
dataType : 'json',
beforeSend : function(xhr) {
if (param.user !== undefined &&
param.password !== undefined)
xhr.setRequestHeader("Authorization", "Basic " + btoa(getString(param.user) + ":" + getString(param.password)));
},
success : function(response, textStatus, jqXHR) {
resolve(response);
},
error : function(jqXHR, textStatus, errorThrown) {
var code = jqXHR.status;
if (code == 200) {
// happens sometimes when we get no response
// (TODO: Fix server to return 204? instead)
resolve(null);
return;
}
if (code > 999 || code < 100)
code = -1;
var e = new Error(code);
e.name = "HTTPError";
reject(e);
}
});
});
};
this.requestVerificationCode = function(number, success_callback, error_callback) {
doAjax({
call : 'accounts',
httpType : 'GET',
urlParameters : '/sms/code/' + number,
}).then(function(response) {
if (success_callback !== undefined)
success_callback(response);
}).catch(function(code) {
if (error_callback !== undefined)
error_callback(code);
});
};
this.confirmCode = function(code, number, password,
signaling_key, registrationId, single_device,
success_callback, error_callback) {
var call = single_device ? 'accounts' : 'devices';
var urlPrefix = single_device ? '/code/' : '/';
doAjax({
call : call,
httpType : 'PUT',
urlParameters : urlPrefix + code,
user : number,
password : password,
jsonData : { signalingKey : btoa(getString(signaling_key)),
supportsSms : false,
fetchesMessages : true,
registrationId : registrationId},
}).then(function(response) {
if (success_callback !== undefined)
success_callback(response);
}).catch(function(code) {
if (error_callback !== undefined)
error_callback(code);
});
};
this.registerKeys = function(keys, success_callback, error_callback) {
//TODO: Do this conversion somewhere else?
var identityKey = btoa(getString(keys.keys[0].identityKey));
for (var i = 0; i < keys.keys.length; i++)
keys.keys[i] = {keyId: i, publicKey: btoa(getString(keys.keys[i].publicKey)), identityKey: identityKey};
keys.lastResortKey = {keyId: keys.lastResortKey.keyId, publicKey: btoa(getString(keys.lastResortKey.publicKey)), identityKey: identityKey};
doAjax({
call : 'keys',
httpType : 'PUT',
do_auth : true,
jsonData : keys,
}).then(function(response) {
if (success_callback !== undefined)
success_callback(response);
}).catch(function(code) {
if (error_callback !== undefined)
error_callback(code);
});
};
this.getKeysForNumber = function(number) {
return doAjax({
call : 'keys',
httpType : 'GET',
do_auth : true,
urlParameters : "/" + getNumberFromString(number) + "/*",
}).then(function(response) {
//TODO: Do this conversion somewhere else?
var res = response.keys;
for (var i = 0; i < res.length; i++) {
res[i].identityKey = base64DecToArr(res[i].identityKey);
res[i].publicKey = base64DecToArr(res[i].publicKey);
if (res[i].keyId === undefined)
res[i].keyId = 0;
}
return res;
});
};
this.sendMessages = function(destination, messageArray) {
//TODO: Do this conversion somewhere else?
for (var i = 0; i < messageArray.length; i++)
messageArray[i].body = btoa(messageArray[i].body);
var jsonData = { messages: messageArray };
if (messageArray[0].relay !== undefined)
jsonData.relay = messageArray[0].relay;
return doAjax({
call : 'messages',
httpType : 'PUT',
urlParameters : '/' + destination,
do_auth : true,
jsonData : jsonData,
});
};
this.getAttachment = function(id) {
return doAjax({
call : 'attachment',
httpType : 'GET',
urlParameters : '/' + id,
do_auth : true,
}).then(function(response) {
return new Promise(function(resolve, reject) {
$.ajax(response.location, {
type : "GET",
xhrFields: {
responseType: "arraybuffer"
},
headers: {
"Content-Type": "application/octet-stream"
},
success : function(response, textStatus, jqXHR) {
resolve(response);
},
error : function(jqXHR, textStatus, errorThrown) {
var code = jqXHR.status;
if (code > 999 || code < 100)
code = -1;
var e = new Error(code);
e.name = "HTTPError";
reject(e);
}
});
});
});
};
}(); // API