mirror of https://github.com/oxen-io/session-ios
Matthew Chen
8 years ago
parent
92a56b3a85
commit
5bd44673ea
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//
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// Copyright (c) 2017 Open Whisper Systems. All rights reserved.
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//
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#import <Foundation/Foundation.h>
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@class TSAttachmentStream;
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@interface AttachmentSharing : NSObject
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+ (void)showShareUIForAttachment:(TSAttachmentStream *)stream;
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@end
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@ -0,0 +1,76 @@
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//
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// Copyright (c) 2017 Open Whisper Systems. All rights reserved.
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//
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#import "AttachmentSharing.h"
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#import "TSAttachmentStream.h"
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@implementation AttachmentSharing
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+ (void)showShareUIForAttachment:(TSAttachmentStream *)stream {
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OWSAssert(stream);
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NSString *filePath = stream.filePath;
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dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
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NSError *error;
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NSData *data = [NSData dataWithContentsOfFile:filePath options:0 error:&error];
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if (!data || error) {
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DDLogError(@"%@ %s could not read data from attachment: %@.",
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self.tag,
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__PRETTY_FUNCTION__,
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error);
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return;
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}
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dispatch_async(dispatch_get_main_queue(), ^{
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[AttachmentSharing showShareUIForData:data];
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});
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});
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}
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+ (void)showShareUIForData:(NSData *)data {
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AssertIsOnMainThread();
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OWSAssert(data);
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UIActivityViewController *activityViewController = [[UIActivityViewController alloc] initWithActivityItems:@[data, ]
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applicationActivities:@[
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]];
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[activityViewController setCompletionWithItemsHandler:^(UIActivityType __nullable activityType,
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BOOL completed,
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NSArray * __nullable returnedItems,
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NSError * __nullable activityError) {
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if (activityError) {
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DDLogInfo(@"%@ Failed to share with activityError: %@", self.tag, activityError);
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} else if (completed) {
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DDLogInfo(@"%@ Did share with activityType: %@", self.tag, activityType);
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}
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}];
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// Find the frontmost presented UIViewController from which to present the
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// share view.
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UIWindow *window = [UIApplication sharedApplication].keyWindow;
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UIViewController *fromViewController = window.rootViewController;
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while (fromViewController.presentedViewController) {
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fromViewController = fromViewController.presentedViewController;
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}
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OWSAssert(fromViewController);
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[fromViewController presentViewController:activityViewController
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animated:YES
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completion:nil];
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}
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#pragma mark - Logging
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+ (NSString *)tag
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{
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return [NSString stringWithFormat:@"[%@]", self.class];
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}
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- (NSString *)tag
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{
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return self.class.tag;
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}
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@end
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