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Show share UI for backups.

This commit is contained in:
Matthew Chen 2018-01-04 17:47:33 -05:00
parent 2789c0f12c
commit ea945558c8
4 changed files with 79 additions and 43 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
Signal/src/ViewControllers/DebugUI/DebugUIMisc.m
View File

@ -94,9 +94,9 @@ NS_ASSUME_NONNULL_BEGIN
[DebugUIMisc sendUnencryptedDatabase:thread];
}]];
}
[items addObject:[OWSTableItem itemWithTitle:@"Export Database"
[items addObject:[OWSTableItem itemWithTitle:@"Export Backup"
actionBlock:^{
[OWSBackup exportDatabase];
[OWSBackup exportBackup];
}]];
return [OWSTableSection sectionWithTitle:self.name items:items];

2
Signal/src/util/OWSBackup.h
View File

@ -6,7 +6,7 @@ NS_ASSUME_NONNULL_BEGIN
@interface OWSBackup : NSObject
+ (void)exportDatabase;
+ (void)exportBackup;
@end

104
Signal/src/util/OWSBackup.m
View File

@ -7,6 +7,7 @@
#import "Signal-Swift.h"
#import "zlib.h"
#import <SSZipArchive/SSZipArchive.h>
#import <SignalMessaging/AttachmentSharing.h>
#import <SignalMessaging/SignalMessaging-Swift.h>
#import <SignalServiceKit/OWSFileSystem.h>
#import <SignalServiceKit/TSStorageManager.h>
@ -24,7 +25,8 @@ NS_ASSUME_NONNULL_BEGIN
@interface OWSBackup ()
@property (nonatomic) NSString *password;
@property (nonatomic) NSString *rootDirPath;
@property (nonatomic) NSString *backupDirPath;
@property (nonatomic) NSString *backupZipPath;
@property (atomic) BOOL cancelled;
@end
@ -35,21 +37,23 @@ NS_ASSUME_NONNULL_BEGIN
- (void)dealloc
{
OWSAssert(self.rootDirPath.length > 0);
OWSAssert(self.backupDirPath.length > 0);
DDLogInfo(@"%@ Cleaning up: %@", self.logTag, self.rootDirPath);
[OWSFileSystem deleteFileIfExists:self.rootDirPath];
DDLogInfo(@"%@ Cleaning up: %@", self.logTag, self.backupDirPath);
[OWSFileSystem deleteFileIfExists:self.backupDirPath];
}
+ (void)exportDatabase
+ (void)exportBackup
{
dispatch_async(dispatch_get_main_queue(), ^{
[[OWSBackup new] showBackupUI];
[[OWSBackup new] exportBackup];
});
}
- (void)showBackupUI
- (void)exportBackup
{
OWSAssertIsOnMainThread();
// TODO: Should the user pick a password?
NSString *password = [NSUUID UUID].UUIDString;
self.password = password;
@ -57,15 +61,15 @@ NS_ASSUME_NONNULL_BEGIN
[self showExportProgressUI:^(UIAlertController *exportProgressAlert) {
dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
[self exportDatabase];
[self exportToFilesAndZip];
dispatch_async(dispatch_get_main_queue(), ^{
[exportProgressAlert
dismissViewControllerAnimated:YES
completion:^{
[self showExportCompleteUI:^(UIAlertController *exportCompleteAlert){
}];
}];
[exportProgressAlert dismissViewControllerAnimated:YES
completion:^{
[self showExportCompleteUI:^{
[self showShareUI];
}];
}];
});
});
}];
@ -73,18 +77,13 @@ NS_ASSUME_NONNULL_BEGIN
- (void)showExportProgressUI:(void (^_Nonnull)(UIAlertController *))completion
{
OWSAssertIsOnMainThread();
OWSAssert(completion);
OWSAssert(self.password.length > 0);
NSString *title = NSLocalizedString(
@"BACKUP_EXPORT_IN_PROGRESS_ALERT_TITLE", @"Title for the 'backup export in progress' alert.");
NSString *message = [NSString
stringWithFormat:
NSLocalizedString(@"BACKUP_EXPORT_IN_PROGRESS_MESSAGE_ALERT_FORMAT",
@"Format for message for the 'backup export in progress' alert. Embeds: {{the backup password}}"),
self.password];
UIAlertController *alert =
[UIAlertController alertControllerWithTitle:title message:message preferredStyle:UIAlertControllerStyleAlert];
[UIAlertController alertControllerWithTitle:title message:nil preferredStyle:UIAlertControllerStyleAlert];
UIAlertAction *cancelAction = [UIAlertAction actionWithTitle:[CommonStrings cancelButton]
style:UIAlertActionStyleCancel
@ -93,16 +92,23 @@ NS_ASSUME_NONNULL_BEGIN
}];
[alert addAction:cancelAction];
__weak UIAlertController *weakAlert = alert;
UIViewController *fromViewController = [[UIApplication sharedApplication] frontmostViewController];
[fromViewController presentViewController:alert
animated:YES
completion:^(void) {
completion(alert);
UIAlertController *strongAlert = weakAlert;
if (!strongAlert) {
OWSFail(@"%@ missing alert.", self.logTag);
return;
}
completion(strongAlert);
}];
}
- (void)showExportCompleteUI:(void (^_Nonnull)(UIAlertController *))completion
- (void)showExportCompleteUI:(void (^_Nonnull)(void))completion
{
OWSAssertIsOnMainThread();
OWSAssert(completion);
OWSAssert(self.password.length > 0);
@ -111,34 +117,50 @@ NS_ASSUME_NONNULL_BEGIN
NSString *message = [NSString
stringWithFormat:
NSLocalizedString(@"BACKUP_EXPORT_COMPLETE_ALERT_MESSAGE_FORMAT",
@"Format for message for the 'backup export complete' alert. Embeds: {{the backup password}}"),
@"Format for message for the 'backup export complete' alert. Embeds: {{the backup password}}."),
self.password];
UIAlertController *alert =
[UIAlertController alertControllerWithTitle:title message:message preferredStyle:UIAlertControllerStyleAlert];
UIAlertAction *dismissAction = [UIAlertAction actionWithTitle:[CommonStrings dismissButton]
style:UIAlertActionStyleDefault
handler:^(UIAlertAction *_Nonnull action) {
self.cancelled = YES;
}];
[alert addAction:dismissAction];
UIAlertAction *okAction = [UIAlertAction actionWithTitle:NSLocalizedString(@"OK", comment
: nil)
style:UIAlertActionStyleDefault
handler:^(UIAlertAction *_Nonnull action) {
completion();
}];
[alert addAction:okAction];
UIViewController *fromViewController = [[UIApplication sharedApplication] frontmostViewController];
[fromViewController presentViewController:alert
animated:YES
completion:^(void) {
completion(alert);
}];
[fromViewController presentViewController:alert animated:YES completion:nil];
}
- (void)exportDatabase
- (void)showShareUI
{
OWSAssertIsOnMainThread();
OWSAssert(self.backupZipPath.length > 0);
[AttachmentSharing showShareUIForURL:[NSURL fileURLWithPath:self.backupZipPath]];
}
- (void)exportToFilesAndZip
{
NSString *temporaryDirectory = NSTemporaryDirectory();
NSString *backupName = [NSUUID UUID].UUIDString;
NSString *rootDirPath = [temporaryDirectory stringByAppendingPathComponent:backupName];
self.rootDirPath = rootDirPath;
NSString *rootDirPath = [temporaryDirectory stringByAppendingPathComponent:[NSUUID UUID].UUIDString];
NSString *backupDirPath = [rootDirPath stringByAppendingPathComponent:@"Contents"];
NSString *backupZipPath = [rootDirPath stringByAppendingPathComponent:[backupName stringByAppendingString:@".zip"]];
NSDateFormatter *dateFormatter = [NSDateFormatter new];
[dateFormatter setLocale:[NSLocale currentLocale]];
[dateFormatter setDateFormat:@"yyyy.MM.dd hh.mm.ss"];
NSString *backupDateTime = [dateFormatter stringFromDate:[NSDate new]];
NSString *backupName =
[NSString stringWithFormat:NSLocalizedString(@"BACKUP_FILENAME_FORMAT",
@"Format for backup filenames. Embeds: {{the date and time of the backup}}. "
@"Should not include characters like slash (/ or \\) or colon (:)."),
backupDateTime];
NSString *backupZipPath =
[rootDirPath stringByAppendingPathComponent:[backupName stringByAppendingString:@".signalbackup"]];
self.backupDirPath = backupDirPath;
self.backupZipPath = backupZipPath;
DDLogInfo(@"%@ rootDirPath: %@", self.logTag, rootDirPath);
DDLogInfo(@"%@ backupDirPath: %@", self.logTag, backupDirPath);
DDLogInfo(@"%@ backupZipPath: %@", self.logTag, backupZipPath);
@ -177,6 +199,8 @@ NS_ASSUME_NONNULL_BEGIN
}
[OWSFileSystem protectFolderAtPath:backupZipPath];
[OWSFileSystem deleteFileIfExists:self.backupDirPath];
}
- (BOOL)writeData:(NSData *)data fileName:(NSString *)fileName backupDirPath:(NSString *)backupDirPath

12
Signal/translations/en.lproj/Localizable.strings
View File

@ -145,6 +145,18 @@
/* action sheet button title to enable built in speaker during a call */
"AUDIO_ROUTE_BUILT_IN_SPEAKER" = "Speaker";
/* Format for message for the 'backup export complete' alert. Embeds: {{the backup password}} */
"BACKUP_EXPORT_COMPLETE_ALERT_MESSAGE_FORMAT" = "Your backup password is: %@. Make sure to keep a copy of this password or you won't be able to restore from this backup.";
/* Title for the 'backup export complete' alert. */
"BACKUP_EXPORT_COMPLETE_ALERT_TITLE" = "Backup Complete";
/* Title for the 'backup export in progress' alert. */
"BACKUP_EXPORT_IN_PROGRESS_ALERT_TITLE" = "Exporting Backup...";
/* Format for backup filenames. Embeds: {{the date and time of the backup}} */
"BACKUP_FILENAME_FORMAT" = "Signal Backup %@";
/* An explanation of the consequences of blocking another user. */
"BLOCK_BEHAVIOR_EXPLANATION" = "Blocked users will not be able to call you or send you messages.";