mirror of https://github.com/BTCPrivate/copay.git
87 lines
2.3 KiB
JavaScript
87 lines
2.3 KiB
JavaScript
'use strict';
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var BackupService = function($rootScope, notification) {
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this.$rootScope = $rootScope;
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this.notifications = notification;
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};
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BackupService.prototype.getCopayer = function(wallet) {
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return wallet.totalCopayers > 1 ? wallet.getMyCopayerNickname() : '';
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};
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BackupService.prototype._download = function(ew, walletName, filename) {
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var NewBlob = function(data, datatype) {
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var out;
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try {
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out = new Blob([data], {
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type: datatype
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});
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console.debug("case 1");
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} catch (e) {
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window.BlobBuilder = window.BlobBuilder ||
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window.WebKitBlobBuilder ||
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window.MozBlobBuilder ||
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window.MSBlobBuilder;
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if (e.name == 'TypeError' && window.BlobBuilder) {
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var bb = new BlobBuilder();
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bb.append(data);
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out = bb.getBlob(datatype);
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console.debug("case 2");
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} else if (e.name == "InvalidStateError") {
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// InvalidStateError (tested on FF13 WinXP)
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out = new Blob([data], {
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type: datatype
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});
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console.debug("case 3");
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} else {
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// We're screwed, blob constructor unsupported entirely
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console.debug("Errore");
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}
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}
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return out;
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};
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var blob;
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blob = new NewBlob(ew, 'text/plain;charset=utf-8');
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this.notifications.success('Backup created', 'Encrypted backup file saved');
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// otherwise lean on the browser implementation
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saveAs(blob, filename);
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};
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BackupService.prototype.walletEncrypted = function(wallet) {
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return wallet.exportEncrypted(this.$rootScope.iden.password);
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}
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BackupService.prototype.walletDownload = function(wallet) {
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var ew = this.walletEncrypted(wallet);
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var walletName = wallet.getName();
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var copayerName = this.getCopayer(wallet);
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var filename = (copayerName ? copayerName + '-' : '') + walletName + '-keybackup.json.aes';
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this._download(ew, walletName, filename)
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};
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BackupService.prototype.profileEncrypted = function(iden) {
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iden.setBackupNeeded(false);
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return iden.exportEncryptedWithWalletInfo(iden.password);
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}
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BackupService.prototype.profileDownload = function(iden) {
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var ew = this.profileEncrypted(iden);
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var name = iden.fullName;
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var filename = name + '-profile.json';
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this._download(ew, name, filename)
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};
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angular.module('copayApp.services').service('backupService', BackupService);
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