Telegram Web, preconfigured for usage in I2P. http://web.telegram.i2p/
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

1814 lines
52 KiB

/*!
* Webogram v0.5.3 - messaging web application for MTProto
* https://github.com/zhukov/webogram
* Copyright (C) 2014 Igor Zhukov <igor.beatle@gmail.com>
* https://github.com/zhukov/webogram/blob/master/LICENSE
*/
angular.module('izhukov.utils', [])
.provider('Storage', function () {
this.setPrefix = function (newPrefix) {
ConfigStorage.prefix(newPrefix);
};
this.$get = ['$q', function ($q) {
var methods = {};
angular.forEach(['get', 'set', 'remove'], function (methodName) {
methods[methodName] = function () {
var deferred = $q.defer(),
args = Array.prototype.slice.call(arguments);
args.push(function (result) {
deferred.resolve(result);
});
ConfigStorage[methodName].apply(ConfigStorage, args);
return deferred.promise;
};
});
return methods;
}];
})
.service('qSync', function () {
return {
when: function (result) {
return {then: function (cb) {
return cb(result);
}};
},
reject: function (result) {
return {then: function (cb, badcb) {
if (badcb) {
return badcb(result);
}
}};
}
}
})
.service('FileManager', function ($window, $q, $timeout, qSync) {
$window.URL = $window.URL || $window.webkitURL;
$window.BlobBuilder = $window.BlobBuilder || $window.WebKitBlobBuilder || $window.MozBlobBuilder;
var buggyUnknownBlob = navigator.userAgent.indexOf('Safari') != -1 &&
navigator.userAgent.indexOf('Chrome') == -1;
var blobSupported = true;
try {
blobConstruct([], '');
} catch (e) {
blobSupported = false;
}
function isBlobAvailable () {
return blobSupported;
}
function fileCopyTo (fromFileEntry, toFileEntry) {
return getFileWriter(toFileEntry).then(function (fileWriter) {
return fileWriteData(fileWriter, fromFileEntry).then(function () {
return fileWriter;
}, function (error) {
return $q.reject(error);
fileWriter.truncate(0);
});
});
}
function fileWriteData(fileWriter, bytes) {
var deferred = $q.defer();
fileWriter.onwriteend = function(e) {
deferred.resolve();
};
fileWriter.onerror = function (e) {
deferred.reject(e);
};
if (bytes.file) {
bytes.file(function (file) {
fileWriter.write(file);
}, function (error) {
deferred.reject(error);
})
}
else if (bytes instanceof Blob) { // is file bytes
fileWriter.write(bytes);
}
else {
try {
var blob = blobConstruct([bytesToArrayBuffer(bytes)]);
fileWriter.write(blob);
} catch (e) {
deferred.reject(e);
}
}
return deferred.promise;
}
function chooseSaveFile (fileName, ext, mimeType) {
if (!$window.chrome || !chrome.fileSystem || !chrome.fileSystem.chooseEntry) {
return qSync.reject();
};
var deferred = $q.defer();
chrome.fileSystem.chooseEntry({
type: 'saveFile',
suggestedName: fileName,
accepts: [{
mimeTypes: [mimeType],
extensions: [ext]
}]
}, function (writableFileEntry) {
deferred.resolve(writableFileEntry);
});
return deferred.promise;
}
function getFileWriter (fileEntry) {
var deferred = $q.defer();
fileEntry.createWriter(function (fileWriter) {
deferred.resolve(fileWriter);
}, function (error) {
deferred.reject(error);
});
return deferred.promise;
}
function getFakeFileWriter (mimeType, saveFileCallback) {
var blobParts = [],
fakeFileWriter = {
write: function (blob) {
if (!blobSupported) {
if (fakeFileWriter.onerror) {
fakeFileWriter.onerror(new Error('Blob not supported by browser'));
}
return false;
}
blobParts.push(blob);
setZeroTimeout(function () {
if (fakeFileWriter.onwriteend) {
fakeFileWriter.onwriteend();
}
});
},
truncate: function () {
blobParts = [];
},
finalize: function () {
var blob = blobConstruct(blobParts, mimeType);
if (saveFileCallback) {
saveFileCallback(blob);
}
return blob;
}
};
return fakeFileWriter;
};
function getUrl (fileData, mimeType) {
// console.log(dT(), 'get url', fileData, mimeType, fileData.toURL !== undefined, fileData instanceof Blob);
if (fileData.toURL !== undefined) {
return fileData.toURL(mimeType);
}
if (fileData instanceof Blob) {
return URL.createObjectURL(fileData);
}
return 'data:' + mimeType + ';base64,' + bytesToBase64(fileData);
}
function getByteArray(fileData) {
if (fileData instanceof Blob) {
var deferred = $q.defer();
try {
var reader = new FileReader();
reader.onloadend = function (e) {
deferred.resolve(new Uint8Array(e.target.result));
};
reader.onerror = function (e) {
deferred.reject(e);
};
reader.readAsArrayBuffer(fileData);
return deferred.promise;
} catch (e) {
return $q.reject(e);
}
}
else if (fileData.file) {
var deferred = $q.defer();
fileData.file(function (blob) {
getByteArray(blob).then(function (result) {
deferred.resolve(result);
}, function (error) {
deferred.reject(error);
})
}, function (error) {
deferred.reject(error);
});
return deferred.promise;
}
return $q.when(fileData);
}
function getDataUrl(blob) {
var deferred;
try {
var reader = new FileReader();
reader.onloadend = function() {
deferred.resolve(reader.result);
}
reader.readAsDataURL(blob);
} catch (e) {
return $q.reject(e);
}
deferred = $q.defer();
return deferred.promise;
}
function getFileCorrectUrl(blob, mimeType) {
if (buggyUnknownBlob && blob instanceof Blob) {
var mimeType = blob.type || blob.mimeType || mimeType || '';
if (!mimeType.match(/image\/(jpeg|gif|png|bmp)|video\/quicktime/)) {
return getDataUrl(blob);
}
}
return qSync.when(getUrl(blob, mimeType));
}
function downloadFile (blob, mimeType, fileName) {
if (window.navigator && navigator.msSaveBlob !== undefined) {
window.navigator.msSaveBlob(blob, fileName);
return false;
}
if (window.navigator && navigator.getDeviceStorage) {
var storageName = 'sdcard';
var subdir = 'telegram/';
switch (mimeType.split('/')[0]) {
case 'video': storageName = 'videos'; break;
case 'audio': storageName = 'music'; break;
case 'image': storageName = 'pictures'; break;
}
var deviceStorage = navigator.getDeviceStorage(storageName);
var request = deviceStorage.addNamed(blob, subdir + fileName);
request.onsuccess = function () {
console.log('Device storage save result', this.result);
};
request.onerror = function () {
};
return;
}
var popup = false;
if (window.safari) {
popup = window.open();
}
getFileCorrectUrl(blob, mimeType).then(function (url) {
if (popup) {
try {
popup.location.href = url;
return;
} catch (e) {}
}
var anchor = document.createElementNS('http://www.w3.org/1999/xhtml', 'a');
anchor.href = url;
anchor.target = '_blank';
anchor.download = fileName;
if (anchor.dataset) {
anchor.dataset.downloadurl = ["video/quicktime", fileName, url].join(':');
}
$(anchor).css({position: 'absolute', top: 1, left: 1}).appendTo('body');
try {
var clickEvent = document.createEvent('MouseEvents');
clickEvent.initMouseEvent(
'click', true, false, window, 0, 0, 0, 0, 0
, false, false, false, false, 0, null
);
anchor.dispatchEvent(clickEvent);
} catch (e) {
console.error('Download click error', e);
try {
anchor[0].click();
} catch (e) {
window.open(url, '_blank');
}
}
$timeout(function () {
$(anchor).remove();
}, 100);
});
}
return {
isAvailable: isBlobAvailable,
copy: fileCopyTo,
write: fileWriteData,
getFileWriter: getFileWriter,
getFakeFileWriter: getFakeFileWriter,
chooseSave: chooseSaveFile,
getUrl: getUrl,
getDataUrl: getDataUrl,
getByteArray: getByteArray,
getFileCorrectUrl: getFileCorrectUrl,
download: downloadFile
};
})
.service('IdbFileStorage', function ($q, $window, FileManager) {
$window.indexedDB = $window.indexedDB || $window.webkitIndexedDB || $window.mozIndexedDB || $window.OIndexedDB || $window.msIndexedDB;
$window.IDBTransaction = $window.IDBTransaction || $window.webkitIDBTransaction || $window.OIDBTransaction || $window.msIDBTransaction;
var dbName = 'cachedFiles';
var dbStoreName = 'files';
var dbVersion = 2;
var openDbPromise;
var storageIsAvailable = $window.indexedDB !== undefined &&
$window.IDBTransaction !== undefined;
// IndexedDB is REALLY slow without blob support in Safari 8, no point in it
if (storageIsAvailable &&
navigator.userAgent.indexOf('Safari') != -1 &&
navigator.userAgent.indexOf('Chrome') == -1 &&
navigator.userAgent.match(/Version\/[678]/)
) {
storageIsAvailable = false;
}
var storeBlobsAvailable = storageIsAvailable || false;
function isAvailable () {
return storageIsAvailable;
}
function openDatabase() {
if (openDbPromise) {
return openDbPromise;
}
try {
var request = indexedDB.open(dbName, dbVersion),
deferred = $q.defer(),
createObjectStore = function (db) {
db.createObjectStore(dbStoreName);
};
if (!request) {
throw new Exception();
}
} catch (error) {
console.error('error opening db', error.message);
storageIsAvailable = false;
return $q.reject(error);
}
var finished = false;
setTimeout(function () {
if (!finished) {
request.onerror({type: 'IDB_CREATE_TIMEOUT'});
}
}, 3000);
request.onsuccess = function (event) {
finished = true;
db = request.result;
db.onerror = function (error) {
storageIsAvailable = false;
console.error('Error creating/accessing IndexedDB database', error);
deferred.reject(error);
};
deferred.resolve(db);
};
request.onerror = function (event) {
finished = true;
storageIsAvailable = false;
console.error('Error creating/accessing IndexedDB database', event);
deferred.reject(event);
}
request.onupgradeneeded = function (event) {
finished = true;
console.warn('performing idb upgrade from', event.oldVersion, 'to', event.newVersion);
var db = event.target.result;
if (event.oldVersion == 1) {
db.deleteObjectStore(dbStoreName);
}
createObjectStore(db);
};
return openDbPromise = deferred.promise;
};
function saveFile (fileName, blob) {
return openDatabase().then(function (db) {
if (!storeBlobsAvailable) {
return saveFileBase64(db, fileName, blob);
}
if (!(blob instanceof Blob)) {
blob = blobConstruct([blob]);
}
try {
var objectStore = db.transaction([dbStoreName], IDBTransaction.READ_WRITE || 'readwrite').objectStore(dbStoreName),
request = objectStore.put(blob, fileName);
} catch (error) {
if (storeBlobsAvailable) {
storeBlobsAvailable = false;
return saveFileBase64(db, fileName, blob);
}
storageIsAvailable = false;
return $q.reject(error);
}
var deferred = $q.defer();
request.onsuccess = function (event) {
deferred.resolve(blob);
};
request.onerror = function (error) {
deferred.reject(error);
};
return deferred.promise;
});
};
function saveFileBase64(db, fileName, blob) {
if (getBlobSize(blob) > 10 * 1024 * 1024) {
return $q.reject();
}
if (!(blob instanceof Blob)) {
var mimeType = blob.type || 'image/jpeg';
var address = 'data:' + mimeType + ';base64,' + bytesToBase64(blob);
return storagePutB64String(db, fileName, address).then(function () {
return blob;
});
}
try {
var reader = new FileReader();
} catch (e) {
storageIsAvailable = false;
return $q.reject();
}
var deferred = $q.defer();
reader.onloadend = function() {
storagePutB64String(db, fileName, reader.result).then(function () {
deferred.resolve(blob);
}, function (error) {
deferred.reject(error);
});
}
reader.onerror = function (error) {
deferred.reject(error);
}
try {
reader.readAsDataURL(blob);
} catch (e) {
storageIsAvailable = false;
return $q.reject();
}
return deferred.promise;
}
function storagePutB64String (db, fileName, b64string) {
try {
var objectStore = db.transaction([dbStoreName], IDBTransaction.READ_WRITE || 'readwrite').objectStore(dbStoreName),
request = objectStore.put(b64string, fileName);
} catch (error) {
storageIsAvailable = false;
return $q.reject(error);
};
var deferred = $q.defer();
request.onsuccess = function (event) {
deferred.resolve();
};
request.onerror = function (error) {
deferred.reject(error);
};
return deferred.promise;
}
function getBlobSize (blob) {
return blob.size || blob.byteLength || blob.length;
}
function getFile (fileName) {
return openDatabase().then(function (db) {
var deferred = $q.defer(),
objectStore = db.transaction([dbStoreName], IDBTransaction.READ || 'readonly').objectStore(dbStoreName),
request = objectStore.get(fileName);
request.onsuccess = function (event) {
var result = event.target.result;
if (result === undefined) {
deferred.reject();
} else if (typeof result === 'string' &&
result.substr(0, 5) === 'data:') {
deferred.resolve(dataUrlToBlob(result));
} else {
deferred.resolve(result);
}
};
request.onerror = function (error) {
deferred.reject(error);
};
return deferred.promise;
});
}
function getFileWriter (fileName, mimeType) {
var fakeWriter = FileManager.getFakeFileWriter(mimeType, function (blob) {
saveFile(fileName, blob);
});
return $q.when(fakeWriter);
}
openDatabase();
return {
name: 'IndexedDB',
isAvailable: isAvailable,
saveFile: saveFile,
getFile: getFile,
getFileWriter: getFileWriter
};
})
.service('TmpfsFileStorage', function ($q, $window, FileManager) {
$window.requestFileSystem = $window.requestFileSystem || $window.webkitRequestFileSystem;
var reqFsPromise,
fileSystem,
storageIsAvailable = $window.requestFileSystem !== undefined;
function requestFS () {
if (reqFsPromise) {
return reqFsPromise;
}
if (!$window.requestFileSystem) {
return reqFsPromise = $q.reject({type: 'FS_BROWSER_UNSUPPORTED', description: 'requestFileSystem not present'});
}
var deferred = $q.defer();
$window.requestFileSystem($window.TEMPORARY, 500 * 1024 * 1024, function (fs) {
cachedFs = fs;
deferred.resolve();
}, function (e) {
storageIsAvailable = false;
deferred.reject(e);
});
return reqFsPromise = deferred.promise;
};
function isAvailable () {
return storageIsAvailable;
}
function getFile (fileName, size) {
size = size || 1;
return requestFS().then(function () {
// console.log(dT(), 'get file', fileName);
var deferred = $q.defer();
cachedFs.root.getFile(fileName, {create: false}, function(fileEntry) {
fileEntry.file(function(file) {
// console.log(dT(), 'aa', file);
if (file.size >= size) {
deferred.resolve(fileEntry);
} else {
deferred.reject(new Error('FILE_NOT_FOUND'));
}
}, function (error) {
console.log(dT(), 'error', error);
deferred.reject(error);
});
}, function () {
deferred.reject(new Error('FILE_NOT_FOUND'));
});
return deferred.promise;
});
}
function saveFile (fileName, blob) {
return getFileWriter(fileName).then(function (fileWriter) {
return FileManager.write(fileWriter, blob).then(function () {
return fileWriter.finalize();
})
});
}
function getFileWriter (fileName) {
// console.log(dT(), 'get file writer', fileName);
return requestFS().then(function () {
var deferred = $q.defer();
cachedFs.root.getFile(fileName, {create: true}, function (fileEntry) {
FileManager.getFileWriter(fileEntry).then(function (fileWriter) {
fileWriter.finalize = function () {
return fileEntry;
}
deferred.resolve(fileWriter);
}, function (error) {
storageIsAvailable = false;
deferred.reject(error);
});
}, function (error) {
storageIsAvailable = false;
deferred.reject(error);
});
return deferred.promise;
})
}
requestFS();
return {
name: 'TmpFS',
isAvailable: isAvailable,
saveFile: saveFile,
getFile: getFile,
getFileWriter: getFileWriter
};
})
.service('MemoryFileStorage', function ($q, FileManager) {
var storage = {};
function isAvailable () {
return true;
}
function getFile (fileName, size) {
if (storage[fileName]) {
return $q.when(storage[fileName]);
}
return $q.reject(new Error('FILE_NOT_FOUND'));
}
function saveFile (fileName, blob) {
return $q.when(storage[fileName] = blob);
}
function getFileWriter (fileName, mimeType) {
var fakeWriter = FileManager.getFakeFileWriter(mimeType, function (blob) {
saveFile(fileName, blob);
});
return $q.when(fakeWriter);
}
return {
name: 'Memory',
isAvailable: isAvailable,
saveFile: saveFile,
getFile: getFile,
getFileWriter: getFileWriter
};
})
.service('WebpManager', function (qSync, $q) {
var nativeWebpSupport = false;
var image = new Image();
image.onload = function () {
nativeWebpSupport = this.width === 2 && this.height === 1;
};
image.onerror = function () {
nativeWebpSupport = false;
};
image.src = 'data:image/webp;base64,UklGRjIAAABXRUJQVlA4ICYAAACyAgCdASoCAAEALmk0mk0iIiIiIgBoSygABc6zbAAA/v56QAAAAA==';
var canvas, context;
function getCanvasFromWebp(data) {
var start = tsNow();
var decoder = new WebPDecoder();
var config = decoder.WebPDecoderConfig;
var buffer = config.j || config.output;
var bitstream = config.input;
if (!decoder.WebPInitDecoderConfig(config)) {
console.error('[webpjs] Library version mismatch!');
return false;
}
// console.log('[webpjs] status code', decoder.VP8StatusCode);
var StatusCode = decoder.VP8StatusCode;
status = decoder.WebPGetFeatures(data, data.length, bitstream);
if (status != (StatusCode.VP8_STATUS_OK || 0)) {
console.error('[webpjs] status error', status, StatusCode);
}
var mode = decoder.WEBP_CSP_MODE;
buffer.colorspace = mode.MODE_RGBA;
buffer.J = 4;
try {
status = decoder.WebPDecode(data, data.length, config);
} catch (e) {
status = e;
}
ok = (status == 0);
if (!ok) {
console.error('[webpjs] decoding failed', status, StatusCode);
return false;
}
// console.log('[webpjs] decoded: ', buffer.width, buffer.height, bitstream.has_alpha, 'Now saving...');
var bitmap = buffer.c.RGBA.ma;
// console.log('[webpjs] done in ', tsNow() - start);
if (!bitmap) {
return false;
}
var biHeight = buffer.height;
var biWidth = buffer.width;
if (!canvas || !context) {
canvas = document.createElement('canvas');
context = canvas.getContext('2d');
} else {
context.clearRect(0, 0, canvas.width, canvas.height);
}
canvas.height = biHeight;
canvas.width = biWidth;
var output = context.createImageData(canvas.width, canvas.height);
var outputData = output.data;
for (var h = 0; h < biHeight; h++) {
for (var w = 0; w < biWidth; w++) {
outputData[0+w*4+(biWidth*4)*h] = bitmap[1+w*4+(biWidth*4)*h];
outputData[1+w*4+(biWidth*4)*h] = bitmap[2+w*4+(biWidth*4)*h];
outputData[2+w*4+(biWidth*4)*h] = bitmap[3+w*4+(biWidth*4)*h];
outputData[3+w*4+(biWidth*4)*h] = bitmap[0+w*4+(biWidth*4)*h];
};
}
context.putImageData(output, 0, 0);
return true;
}
function getPngBlobFromWebp (data) {
if (!getCanvasFromWebp(data)) {
return $q.reject({type: 'WEBP_PROCESS_FAILED'});
}
if (canvas.toBlob === undefined) {
return qSync.when(dataUrlToBlob(canvas.toDataURL('image/png')));
}
var deferred = $q.defer();
canvas.toBlob(function (blob) {
deferred.resolve(blob);
}, 'image/png');
return deferred.promise;
}
return {
isWebpSupported: function () {
return nativeWebpSupport;
},
getPngBlobFromWebp: getPngBlobFromWebp
}
})
.service('CryptoWorker', function ($timeout, $q) {
var webWorker = false,
naClEmbed = false,
taskID = 0,
awaiting = {},
webCrypto = Config.Modes.webcrypto && window.crypto && (window.crypto.subtle || window.crypto.webkitSubtle)/* || window.msCrypto && window.msCrypto.subtle*/,
useSha1Crypto = webCrypto && webCrypto.digest !== undefined,
useSha256Crypto = webCrypto && webCrypto.digest !== undefined,
finalizeTask = function (taskID, result) {
var deferred = awaiting[taskID];
if (deferred !== undefined) {
// console.log(dT(), 'CW done');
deferred.resolve(result);
delete awaiting[taskID];
}
};
if (Config.Modes.nacl &&
navigator.mimeTypes &&
navigator.mimeTypes['application/x-pnacl'] !== undefined) {
var listener = $('<div id="nacl_listener"><embed id="mtproto_crypto" width="0" height="0" src="nacl/mtproto_crypto.nmf" type="application/x-pnacl" /></div>').appendTo($('body'))[0];
listener.addEventListener('load', function (e) {
naClEmbed = listener.firstChild;
console.log(dT(), 'NaCl ready');
}, true);
listener.addEventListener('message', function (e) {
finalizeTask(e.data.taskID, e.data.result);
}, true);
listener.addEventListener('error', function (e) {
console.error('NaCl error', e);
}, true);
}
if (window.Worker) {
var tmpWorker = new Worker('js/lib/crypto_worker.js');
tmpWorker.onmessage = function (e) {
if (!webWorker) {
webWorker = tmpWorker;
} else {
finalizeTask(e.data.taskID, e.data.result);
}
};
tmpWorker.onerror = function(error) {
console.error('CW error', error, error.stack);
webWorker = false;
};
}
function performTaskWorker (task, params, embed) {
// console.log(dT(), 'CW start', task);
var deferred = $q.defer();
awaiting[taskID] = deferred;
params.task = task;
params.taskID = taskID;
(embed || webWorker).postMessage(params);
taskID++;
return deferred.promise;
}
return {
sha1Hash: function (bytes) {
if (useSha1Crypto) {
// We don't use buffer since typedArray.subarray(...).buffer gives the whole buffer and not sliced one. webCrypto.digest supports typed array
var deferred = $q.defer(),
bytesTyped = Array.isArray(bytes) ? convertToUint8Array(bytes) : bytes;
// console.log(dT(), 'Native sha1 start');
webCrypto.digest({name: 'SHA-1'}, bytesTyped).then(function (digest) {
// console.log(dT(), 'Native sha1 done');
deferred.resolve(digest);
}, function (e) {
console.error('Crypto digest error', e);
useSha1Crypto = false;
deferred.resolve(sha1HashSync(bytes));
});
return deferred.promise;
}
return $timeout(function () {
return sha1HashSync(bytes);
});
},
sha256Hash: function (bytes) {
if (useSha256Crypto) {
var deferred = $q.defer(),
bytesTyped = Array.isArray(bytes) ? convertToUint8Array(bytes) : bytes;
// console.log(dT(), 'Native sha1 start');
webCrypto.digest({name: 'SHA-256'}, bytesTyped).then(function (digest) {
// console.log(dT(), 'Native sha1 done');
deferred.resolve(digest);
}, function (e) {
console.error('Crypto digest error', e);
useSha256Crypto = false;
deferred.resolve(sha256HashSync(bytes));
});
return deferred.promise;
}
return $timeout(function () {
return sha256HashSync(bytes);
});
},
aesEncrypt: function (bytes, keyBytes, ivBytes) {
if (naClEmbed) {
return performTaskWorker('aes-encrypt', {
bytes: addPadding(convertToArrayBuffer(bytes)),
keyBytes: convertToArrayBuffer(keyBytes),
ivBytes: convertToArrayBuffer(ivBytes)
}, naClEmbed);
}
return $timeout(function () {
return convertToArrayBuffer(aesEncryptSync(bytes, keyBytes, ivBytes));
});
},
aesDecrypt: function (encryptedBytes, keyBytes, ivBytes) {
if (naClEmbed) {
return performTaskWorker('aes-decrypt', {
encryptedBytes: addPadding(convertToArrayBuffer(encryptedBytes)),
keyBytes: convertToArrayBuffer(keyBytes),
ivBytes: convertToArrayBuffer(ivBytes)
}, naClEmbed);
}
return $timeout(function () {
return convertToArrayBuffer(aesDecryptSync(encryptedBytes, keyBytes, ivBytes));
});
},
factorize: function (bytes) {
bytes = convertToByteArray(bytes);
if (naClEmbed && bytes.length <= 8) {
return performTaskWorker('factorize', {bytes: bytes}, naClEmbed);
}
if (webWorker) {
return performTaskWorker('factorize', {bytes: bytes});
}
return $timeout(function () {
return pqPrimeFactorization(bytes);
});
},
modPow: function (x, y, m) {
if (webWorker) {
return performTaskWorker('mod-pow', {
x: x,
y: y,
m: m
});
}
return $timeout(function () {
return bytesModPow(x, y, m);
});
},
};
})
.service('ExternalResourcesManager', function ($q, $http, $sce) {
var urlPromises = {};
function downloadByURL (url) {
if (urlPromises[url] !== undefined) {
return urlPromises[url];
}
return urlPromises[url] = $http.get(url, {responseType: 'blob', transformRequest: null})
.then(function (response) {
window.URL = window.URL || window.webkitURL;
var url = window.URL.createObjectURL(response.data);
return $sce.trustAsResourceUrl(url);
}, function (error) {
if (!Config.Modes.chrome_packed) {
return $q.when($sce.trustAsResourceUrl(url));
}
return $q.reject(error);
});
}
return {
downloadByURL: downloadByURL
}
})
.service('IdleManager', function ($rootScope, $window, $timeout) {
$rootScope.idle = {isIDLE: false};
var toPromise, started = false;
var hidden = 'hidden';
var visibilityChange = 'visibilitychange';
if (typeof document.hidden !== 'undefined') {
// default
} else if (typeof document.mozHidden !== 'undefined') {
hidden = 'mozHidden';
visibilityChange = 'mozvisibilitychange';
} else if (typeof document.msHidden !== 'undefined') {
hidden = 'msHidden';
visibilityChange = 'msvisibilitychange';
} else if (typeof document.webkitHidden !== 'undefined') {
hidden = 'webkitHidden';
visibilityChange = 'webkitvisibilitychange';
}
return {
start: start
};
function start () {
if (!started) {
started = true;
$($window).on(visibilityChange + ' blur focus keydown mousedown touchstart', onEvent);
setTimeout(function () {
onEvent({type: 'blur'});
}, 0);
}
}
function onEvent (e) {
// console.log('event', e.type);
if (e.type == 'mousemove') {
var e = e.originalEvent || e;
if (e && e.movementX === 0 && e.movementY === 0) {
return;
}
$($window).off('mousemove', onEvent);
}
var isIDLE = e.type == 'blur' || e.type == 'timeout' ? true : false;
if (hidden && document[hidden]) {
isIDLE = true;
}
$timeout.cancel(toPromise);
if (!isIDLE) {
// console.log('update timeout');
toPromise = $timeout(function () {
onEvent({type: 'timeout'});
}, 30000);
}
if (e.type == 'focus' && !$rootScope.idle.afterFocus) {
$rootScope.idle.afterFocus = true;
setTimeout(function () {
delete $rootScope.idle.afterFocus;
}, 10);
}
if ($rootScope.idle.isIDLE == isIDLE) {
return;
}
// console.log('IDLE changed', isIDLE);
$rootScope.$apply(function () {
$rootScope.idle.isIDLE = isIDLE;
});
if (isIDLE && e.type == 'timeout') {
$($window).on('mousemove', onEvent);
}
}
})
.service('GeoLocationManager', function ($q) {
var lastCoords = false;
function isAvailable() {
return navigator.geolocation !== undefined;
}
function getPosition(force) {
if (!force && lastCoords) {
return $q.when(lastCoords);
}
if (!isAvailable()) {
return $q.reject();
}
var deferred = $q.defer();
navigator.geolocation.getCurrentPosition(function (position) {
lastCoords = {
lat: position.coords.latitude,
long: position.coords.longitude
};
deferred.resolve(lastCoords);
}, function (error) {
deferred.reject(error);
});
return deferred.promise;
}
return {
getPosition: getPosition,
isAvailable: isAvailable
}
})
.service('AppRuntimeManager', function ($window) {
return {
reload: function () {
try {
location.reload();
} catch (e) {};
if ($window.chrome && chrome.runtime && chrome.runtime.reload) {
chrome.runtime.reload();
};
},
close: function () {
try {
$window.close();
} catch (e) {}
},
focus: function () {
if (window.navigator.mozApps && document.hidden) {
// Get app instance and launch it to bring app to foreground
window.navigator.mozApps.getSelf().onsuccess = function() {
this.result.launch();
};
} else {
if (window.chrome && chrome.app && chrome.app.window) {
chrome.app.window.current().focus();
}
window.focus();
}
}
}
})
.service('RichTextProcessor', function ($sce, $sanitize) {
var emojiMap = {},
emojiData = Config.Emoji,
emojiIconSize = 18,
emojiSupported = navigator.userAgent.search(/OS X|iPhone|iPad|iOS|Android/i) != -1,
emojiCode;
var emojiRegExp = "\\u0023\\u20E3|\\u00a9|\\u00ae|\\u203c|\\u2049|\\u2139|[\\u2194-\\u2199]|\\u21a9|\\u21aa|\\u231a|\\u231b|\\u23e9|[\\u23ea-\\u23ec]|\\u23f0|\\u24c2|\\u25aa|\\u25ab|\\u25b6|\\u2611|\\u2614|\\u26fd|\\u2705|\\u2709|[\\u2795-\\u2797]|\\u27a1|\\u27b0|\\u27bf|\\u2934|\\u2935|[\\u2b05-\\u2b07]|\\u2b1b|\\u2b1c|\\u2b50|\\u2b55|\\u3030|\\u303d|\\u3297|\\u3299|[\\uE000-\\uF8FF\\u270A-\\u2764\\u2122\\u25C0\\u25FB-\\u25FE\\u2615\\u263a\\u2648-\\u2653\\u2660-\\u2668\\u267B\\u267F\\u2693\\u261d\\u26A0-\\u26FA\\u2708\\u2702\\u2601\\u260E]|[\\u2600\\u26C4\\u26BE\\u23F3\\u2764]|\\uD83D[\\uDC00-\\uDFFF]|\\uD83C[\\uDDE8-\\uDDFA\uDDEC]\\uD83C[\\uDDEA-\\uDDFA\uDDE7]|[0-9]\\u20e3|\\uD83C[\\uDC00-\\uDFFF]";
for (emojiCode in emojiData) {
emojiMap[emojiData[emojiCode][0]] = emojiCode;
}
var alphaCharsRegExp = "a-z" +
"\\u00c0-\\u00d6\\u00d8-\\u00f6\\u00f8-\\u00ff" + // Latin-1
"\\u0100-\\u024f" + // Latin Extended A and B
"\\u0253\\u0254\\u0256\\u0257\\u0259\\u025b\\u0263\\u0268\\u026f\\u0272\\u0289\\u028b" + // IPA Extensions
"\\u02bb" + // Hawaiian
"\\u0300-\\u036f" + // Combining diacritics
"\\u1e00-\\u1eff" + // Latin Extended Additional (mostly for Vietnamese)
"\\u0400-\\u04ff\\u0500-\\u0527" + // Cyrillic
"\\u2de0-\\u2dff\\ua640-\\ua69f" + // Cyrillic Extended A/B
"\\u0591-\\u05bf\\u05c1-\\u05c2\\u05c4-\\u05c5\\u05c7" +
"\\u05d0-\\u05ea\\u05f0-\\u05f4" + // Hebrew
"\\ufb1d-\\ufb28\\ufb2a-\\ufb36\\ufb38-\\ufb3c\\ufb3e\\ufb40-\\ufb41" +
"\\ufb43-\\ufb44\\ufb46-\\ufb4f" + // Hebrew Pres. Forms
"\\u0610-\\u061a\\u0620-\\u065f\\u066e-\\u06d3\\u06d5-\\u06dc" +
"\\u06de-\\u06e8\\u06ea-\\u06ef\\u06fa-\\u06fc\\u06ff" + // Arabic
"\\u0750-\\u077f\\u08a0\\u08a2-\\u08ac\\u08e4-\\u08fe" + // Arabic Supplement and Extended A
"\\ufb50-\\ufbb1\\ufbd3-\\ufd3d\\ufd50-\\ufd8f\\ufd92-\\ufdc7\\ufdf0-\\ufdfb" + // Pres. Forms A
"\\ufe70-\\ufe74\\ufe76-\\ufefc" + // Pres. Forms B
"\\u200c" + // Zero-Width Non-Joiner
"\\u0e01-\\u0e3a\\u0e40-\\u0e4e" + // Thai
"\\u1100-\\u11ff\\u3130-\\u3185\\uA960-\\uA97F\\uAC00-\\uD7AF\\uD7B0-\\uD7FF" + // Hangul (Korean)
"\\u3003\\u3005\\u303b" + // Kanji/Han iteration marks
"\\uff21-\\uff3a\\uff41-\\uff5a" + // full width Alphabet
"\\uff66-\\uff9f" + // half width Katakana
"\\uffa1-\\uffdc"; // half width Hangul (Korean)
var alphaNumericRegExp = "0-9\_" + alphaCharsRegExp;
var domainAddChars = "\u00b7";
// Based on Regular Expression for URL validation by Diego Perini
var urlRegExp = "((?:https?|ftp)://|mailto:)?" +
// user:pass authentication
"(?:\\S{1,64}(?::\\S{0,64})?@)?" +
"(?:" +
// sindresorhus/ip-regexp
"(?:25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9][0-9]|[0-9])(?:\\.(?:25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9][0-9]|[0-9])){3}" +
"|" +
// host name
"[" + alphaCharsRegExp + "0-9][" + alphaCharsRegExp + domainAddChars + "0-9\-]{0,64}" +
// domain name
"(?:\\.[" + alphaCharsRegExp + "0-9][" + alphaCharsRegExp + domainAddChars + "0-9\-]{0,64}){0,10}" +
// TLD identifier
"(?:\\.(xn--[0-9a-z]{2,16}|[" + alphaCharsRegExp + "]{2,24}))" +
")" +
// port number
"(?::\\d{2,5})?" +
// resource path
"(?:/(?:\\S{0,255}[^\\s.;,(\\[\\]{}<>\"'])?)?";
var usernameRegExp = "[a-zA-Z\\d_]{5,32}";
var botCommandRegExp = "\\/([a-zA-Z\\d_]{1,32})(?:@(" + usernameRegExp + "))?(\\b|$)"
var fullRegExp = new RegExp('(^| )(@)(' + usernameRegExp + ')|(' + urlRegExp + ')|(\\n)|(' + emojiRegExp + ')|(^|[\\s\\(\\]])(#[' + alphaNumericRegExp + ']{2,64})|(^|\\s)' + botCommandRegExp, 'i');
var emailRegExp = /^(([^<>()[\]\\.,;:\s@\"]+(\.[^<>()[\]\\.,;:\s@\"]+)*)|(\".+\"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/;
var youtubeRegExp = /^(?:https?:\/\/)?(?:www\.)?youtu(?:|\.be|be\.com|\.b)(?:\/v\/|\/watch\\?v=|e\/|(?:\/\??#)?\/watch(?:.+)v=)(.{11})(?:\&[^\s]*)?/;
var vimeoRegExp = /^(?:https?:\/\/)?(?:www\.)?vimeo\.com\/(\d+)/;
var instagramRegExp = /^https?:\/\/(?:instagr\.am\/p\/|instagram\.com\/p\/)([a-zA-Z0-9\-\_]+)/i;
var vineRegExp = /^https?:\/\/vine\.co\/v\/([a-zA-Z0-9\-\_]+)/i;
var twitterRegExp = /^https?:\/\/twitter\.com\/.+?\/status\/\d+/i;
var facebookRegExp = /^https?:\/\/(?:www\.|m\.)?facebook\.com\/(?:.+?\/posts\/\d+|(?:story\.php|permalink\.php)\?story_fbid=(\d+)(?:&substory_index=\d+)?&id=(\d+))/i;
var gplusRegExp = /^https?:\/\/plus\.google\.com\/\d+\/posts\/[a-zA-Z0-9\-\_]+/i;
var soundcloudRegExp = /^https?:\/\/(?:soundcloud\.com|snd\.sc)\/([a-zA-Z0-9%\-\_]+)\/([a-zA-Z0-9%\-\_]+)/i;
var spotifyRegExp = /(https?:\/\/(open\.spotify\.com|play\.spotify\.com|spoti\.fi)\/(.+)|spotify:(.+))/i;
var markdownRegExp = /(^|\s)(````?)([\s\S]+?)(````?)([\s\n\.,:?!;]|$)|(^|\s)`([^\n]+?)`([\s\.,:?!;]|$)/;
var siteHashtags = {
Telegram: 'tg://search_hashtag?hashtag={1}',
Twitter: 'https://twitter.com/hashtag/{1}',
Instagram: 'https://instagram.com/explore/tags/{1}/',
'Google Plus': 'https://plus.google.com/explore/{1}'
};
var siteMentions = {
Telegram: '#/im?p=%40{1}',
Twitter: 'https://twitter.com/{1}',
Instagram: 'https://instagram.com/{1}/',
GitHub: 'https://github.com/{1}'
};
return {
wrapRichText: wrapRichText,
wrapPlainText: wrapPlainText,
wrapUrl: wrapUrl,
parseEntities: parseEntities,
parseMarkdown: parseMarkdown,
parseEmojis: parseEmojis,
mergeEntities: mergeEntities
};
function getEmojiSpritesheetCoords(emojiCode) {
var i, row, column, totalColumns;
for (var cat = 0; cat < Config.EmojiCategories.length; cat++) {
totalColumns = Config.EmojiCategorySpritesheetDimens[cat][1];
i = Config.EmojiCategories[cat].indexOf(emojiCode);
if (i > -1) {
row = Math.floor(i / totalColumns);
column = (i % totalColumns);
return { category: cat, row: row, column: column };
}
}
console.error('emoji not found in spritesheet', emojiCode);
return null;
}
function parseEntities (text, options) {
options = options || {};
var match,
raw = text,
url,
entities = [],
emojiCode,
emojiCoords,
matchIndex,
rawOffset = 0;
// var start = tsNow();
while ((match = raw.match(fullRegExp))) {
matchIndex = rawOffset + match.index;
if (match[3]) { // mentions
entities.push({
_: 'messageEntityMention',
offset: matchIndex + match[1].length,
length: match[2].length + match[3].length
});
}
else if (match[4]) {
if (emailRegExp.test(match[4])) { // email
entities.push({
_: 'messageEntityEmail',
offset: matchIndex,
length: match[4].length
});
} else {
var url = false,
protocol = match[5],
tld = match[6],
excluded = '';
if (tld) { // URL
if (!protocol && (tld.substr(0, 4) === 'xn--' || Config.TLD.indexOf(tld.toLowerCase()) !== -1)) {
protocol = 'http://';
}
if (protocol) {
var balanced = checkBrackets(match[4]);
if (balanced.length !== match[4].length) {
excluded = match[4].substring(balanced.length);
match[4] = balanced;
}
url = (match[5] ? '' : protocol) + match[4];
}
} else { // IP address
url = (match[5] ? '' : 'http://') + match[4];
}
if (url) {
entities.push({
_: 'messageEntityUrl',
offset: matchIndex,
length: match[4].length
});
}
}
}
else if (match[7]) { // New line
entities.push({
_: 'messageEntityLinebreak',
offset: matchIndex,
length: 1
});
}
else if (match[8]) { // Emoji
if ((emojiCode = emojiMap[match[8]]) &&
(emojiCoords = getEmojiSpritesheetCoords(emojiCode))) {
entities.push({
_: 'messageEntityEmoji',
offset: matchIndex,
length: match[0].length,
coords: emojiCoords,
title: emojiData[emojiCode][1][0]
});
}
}
else if (match[10]) { // Hashtag
entities.push({
_: 'messageEntityHashtag',
offset: matchIndex + match[9].length,
length: match[10].length
});
}
else if (match[12]) { // Bot command
entities.push({
_: 'messageEntityBotCommand',
offset: matchIndex + match[11].length,
length: 1 + match[12].length + (match[13] ? 1 + match[13].length : 0)
});
}
raw = raw.substr(match.index + match[0].length);
rawOffset += match.index + match[0].length;
}
// if (entities.length) {
// console.log('parse entities', text, entities.slice());
// }
return entities;
}
function parseEmojis(text) {
return text.replace(/:([a-z0-9\-\+\*_]+?):/gi, function (all, shortcut) {
var emojiCode = EmojiHelper.shortcuts[shortcut];
if (emojiCode !== undefined) {
return EmojiHelper.emojis[emojiCode][0];
}
return all;
});
}
function parseMarkdown (text, entities) {
if (text.indexOf('`') == -1) {
return text;
}
var raw = text;
var match;
var newText = [];
var rawOffset = 0;
var matchIndex;
while (match = raw.match(markdownRegExp)) {
matchIndex = rawOffset + match.index;
newText.push(raw.substr(0, match.index));
var text = (match[3] || match[7]);
rawOffset -= text.length;
text = text.replace(/^\s+|\s+$/g, '');
rawOffset += text.length;
if (text.match(/^`*$/)) {
newText.push(match[0]);
}
else if (match[3]) { // pre
if (match[5] == "\n") {
match[5] = '';
rawOffset -= 1;
}
newText.push(match[1] + text + match[5]);
entities.push({
_: 'messageEntityPre',
language: '',
offset: matchIndex + match[1].length,
length: text.length
});
rawOffset -= match[2].length + match[4].length;
} else { // code
newText.push(match[6] + text + match[8]);
entities.push({
_: 'messageEntityCode',
offset: matchIndex + match[6].length,
length: text.length
});
rawOffset -= 2;
}
raw = raw.substr(match.index + match[0].length);
rawOffset += match.index + match[0].length;
}
newText.push(raw);
newText = newText.join('');
if (!newText.replace(/\s+/g, '').length) {
newText = text;
entities.splice(0, entities.length);
}
return newText;
}
function mergeEntities (currentEntities, newEntities, fromApi) {
var totalEntities = newEntities.slice();
var i, len = currentEntities.length;
var j, len2 = newEntities.length;
var startJ = 0;
var curEntity, newEntity;
var start, end, cStart, cEnd, bad;
for (i = 0; i < len; i++) {
curEntity = currentEntities[i];
if (fromApi &&
curEntity._ != 'messageEntityLinebreak' &&
curEntity._ != 'messageEntityEmoji') {
continue;
}
// console.log('s', curEntity, newEntities);
start = curEntity.offset;
end = start + curEntity.length;
bad = false;
for (j = startJ; j < len2; j++) {
newEntity = newEntities[j];
cStart = newEntity.offset;
cEnd = cStart + newEntity.length;
if (cStart <= start) {
startJ = j;
}
if (start >= cStart && start < cEnd ||
end > cStart && end <= cEnd) {
// console.log('bad', curEntity, newEntity);
if (fromApi &&
start >= cStart && end <= cEnd) {
if (newEntity.nested === undefined) {
newEntity.nested = [];
}
curEntity.offset -= cStart;
newEntity.nested.push(angular.copy(curEntity));
}
bad = true;
break;
}
if (cStart >= end) {
break;
}
}
if (bad) {
continue;
}
totalEntities.push(curEntity);
}
totalEntities.sort(function (a, b) {
return a.offset - b.offset;
});
// console.log('merge', currentEntities, newEntities, totalEntities);
return totalEntities;
}
function wrapRichNestedText (text, nested, options) {
if (nested === undefined) {
return encodeEntities(text);
}
options.hasNested = true;
return wrapRichText(text, {entities: nested, nested: true});
}
function wrapRichText (text, options) {
if (!text || !text.length) {
return '';
}
options = options || {};
var entities = options.entities,
contextSite = options.contextSite || 'Telegram',
contextExternal = contextSite != 'Telegram',
emojiFound = false;
if (entities === undefined) {
entities = parseEntities(text, options);
}
var i = 0;
var len = entities.length;
var entity;
var entityText;
var skipEntity;
var url;
var html = [];
var lastOffset = 0;
var curEmojiSize = options.emojiIconSize || emojiIconSize;
for (i = 0; i < len; i++) {
entity = entities[i];
if (entity.offset > lastOffset) {
html.push(
encodeEntities(text.substr(lastOffset, entity.offset - lastOffset))
);
}
else if (entity.offset < lastOffset) {
continue;
}
skipEntity = false;
entityText = text.substr(entity.offset, entity.length);
switch (entity._) {
case 'messageEntityMention':
var contextUrl = !options.noLinks && siteMentions[contextSite];
if (!contextUrl) {
skipEntity = true;
break;
}
var username = entityText.substr(1);
var attr = '';
if (options.highlightUsername &&
options.highlightUsername.toLowerCase() == username.toLowerCase()) {
attr = 'class="im_message_mymention"';
}
html.push(
'<a ',
attr,
contextExternal ? ' target="_blank" ' : '',
' href="',
contextUrl.replace('{1}', encodeURIComponent(username)),
'">',
encodeEntities(entityText),
'</a>'
);
break;
case 'messageEntityHashtag':
var contextUrl = !options.noLinks && siteHashtags[contextSite];
if (!contextUrl) {
skipEntity = true;
break;
}
var hashtag = entityText.substr(1);
html.push(
'<a ',
contextExternal ? ' target="_blank" ' : '',
'href="',
contextUrl.replace('{1}', encodeURIComponent(hashtag))
,
'">',
encodeEntities(entityText),
'</a>'
);
break;
case 'messageEntityEmail':
if (options.noLinks) {
skipEntity = true;
break;
}
html.push(
'<a href="',
encodeEntities('mailto:' + entityText),
'" target="_blank">',
encodeEntities(entityText),
'</a>'
);
break;
case 'messageEntityUrl':
case 'messageEntityTextUrl':
if (options.noLinks) {
skipEntity = true;
break;
}
var url = entity.url || entityText;
url = wrapUrl(url, entity._ == 'messageEntityTextUrl');
html.push(
'<a href="',
encodeEntities(url),
'" target="_blank">',
wrapRichNestedText(entityText, entity.nested, options),
'</a>'
);
break;
case 'messageEntityLinebreak':
html.push(options.noLinebreaks ? ' ' : '<br/>');
break;
case 'messageEntityEmoji':
html.push(
'<span class="emoji emoji-',
entity.coords.category,
'-',
(curEmojiSize * entity.coords.column),
'-',
(curEmojiSize * entity.coords.row),
'" ',
'title="', entity.title, '">',
':', entity.title, ':</span>'
);
emojiFound = true;
break;
case 'messageEntityBotCommand':
if (options.noLinks || options.noCommands || contextExternal) {
skipEntity = true;
break;
}
var command = entityText.substr(1);
var bot, atPos;
if ((atPos = command.indexOf('@')) != -1) {
bot = command.substr(atPos + 1);
command = command.substr(0, atPos);
} else {
bot = options.fromBot;
}
html.push(
'<a href="',
encodeEntities('tg://bot_command?command=' + encodeURIComponent(command) + (bot ? '&bot=' + encodeURIComponent(bot) : '')),
'">',
encodeEntities(entityText),
'</a>'
);
break;
case 'messageEntityBold':
html.push(
'<strong>',
wrapRichNestedText(entityText, entity.nested, options),
'</strong>'
);
break;
case 'messageEntityItalic':
html.push(
'<em>',
wrapRichNestedText(entityText, entity.nested, options),
'</em>'
);
break;
case 'messageEntityCode':
html.push(
'<code>',
encodeEntities(entityText),
'</code>'
);
break;
case 'messageEntityPre':
html.push(
'<pre><code',(entity.language ? ' class="language-' + encodeEntities(entity.language) +'"' : ''),'>',
encodeEntities(entityText),
'</code></pre>'
);
break;
default:
skipEntity = true;
}
lastOffset = entity.offset + (skipEntity ? 0 : entity.length);
}
html.push(encodeEntities(text.substr(lastOffset)));
text = $sanitize(html.join(''));
if (!options.nested && (emojiFound || options.hasNested)) {
text = text.replace(/\ufe0f|&#65039;|&#65533;|&#8205;/g, '', text);
var emojiSizeClass = curEmojiSize == 18 ? '' : (' emoji-w' + curEmojiSize);
text = text.replace(/<span class="emoji emoji-(\d)-(\d+)-(\d+)"(.+?)<\/span>/g,
'<span class="emoji ' + emojiSizeClass + ' emoji-spritesheet-$1" style="background-position: -$2px -$3px;" $4</span>');
}
return $sce.trustAs('html', text);
}
function checkBrackets(url) {
var urlLength = url.length,
urlOpenBrackets = url.split('(').length - 1,
urlCloseBrackets = url.split(')').length - 1;
while (urlCloseBrackets > urlOpenBrackets &&
url.charAt(urlLength - 1) === ')') {
url = url.substr(0, urlLength - 1);
urlCloseBrackets--;
urlLength--;
}
if (urlOpenBrackets > urlCloseBrackets) {
url = url.replace(/\)+$/, '');
}
return url;
}
function wrapPlainText (text, options) {
if (emojiSupported) {
return text;
}
if (!text || !text.length) {
return '';
}
options = options || {};
text = text.replace(/\ufe0f/g, '', text);
var match,
raw = text,
text = [],
emojiTitle;
while ((match = raw.match(fullRegExp))) {
text.push(raw.substr(0, match.index));
if (match[8]) {
if ((emojiCode = emojiMap[match[8]]) &&
(emojiTitle = emojiData[emojiCode][1][0])) {
text.push(':' + emojiTitle + ':');
} else {
text.push(match[0]);
}
} else {
text.push(match[0]);
}
raw = raw.substr(match.index + match[0].length);
}
text.push(raw);
return text.join('');
}
function wrapUrl(url, unsafe) {
if (!url.match(/^https?:\/\//i)) {
url = 'http://' + url;
}
var tgMeMatch;
if (unsafe) {
url = 'tg://unsafe_url?url=' + encodeURIComponent(url);
}
else if ((tgMeMatch = url.match(/^https?:\/\/telegram\.me\/(.+)/))) {
var path = tgMeMatch[1].split('/');
switch (path[0]) {
case 'joinchat':
url = 'tg://join?invite=' + path[1];
break;
case 'addstickers':
url = 'tg://addstickers?set=' + path[1];
break;
default:
if (path[1] && path[1].match(/^\d+$/)) {
url = 'tg://resolve?domain=' + path[0] + '&post=' + path[1];
}
else if (!path[1]) {
var domainQuery = path[0].split('?');
url = 'tg://resolve?domain=' + domainQuery[0] + (domainQuery[1] ? '&' + domainQuery[1] : '');
}
}
}
return url;
}
});