session-ios/src/Devices/OWSContactsOutputStream.m

//
//  Copyright (c) 2017 Open Whisper Systems. All rights reserved.
//

#import "OWSContactsOutputStream.h"
#import "Contact.h"
#import "MIMETypeUtil.h"
#import "OWSSignalServiceProtos.pb.h"
#import "SignalAccount.h"
#import "OWSRecipientIdentity.h"
#import <ProtocolBuffers/CodedOutputStream.h>

NS_ASSUME_NONNULL_BEGIN

@implementation OWSContactsOutputStream

- (void)writeSignalAccount:(SignalAccount *)signalAccount
         recipientIdentity:(nullable OWSRecipientIdentity *)recipientIdentity
{
    OWSAssert(signalAccount);
    OWSAssert(signalAccount.contact);

    OWSSignalServiceProtosContactDetailsBuilder *contactBuilder = [OWSSignalServiceProtosContactDetailsBuilder new];
    [contactBuilder setName:signalAccount.contact.fullName];
    [contactBuilder setNumber:signalAccount.recipientId];

    if (recipientIdentity != nil) {
        OWSSignalServiceProtosVerifiedBuilder *verifiedBuilder = [OWSSignalServiceProtosVerifiedBuilder new];
        verifiedBuilder.destination = recipientIdentity.recipientId;
        verifiedBuilder.identityKey = recipientIdentity.identityKey;
        verifiedBuilder.state = OWSVerificationStateToProtoState(recipientIdentity.verificationState);
        contactBuilder.verifiedBuilder = verifiedBuilder;
    }

    NSData *avatarPng;
    if (signalAccount.contact.image) {
        OWSSignalServiceProtosContactDetailsAvatarBuilder *avatarBuilder =
            [OWSSignalServiceProtosContactDetailsAvatarBuilder new];

        [avatarBuilder setContentType:OWSMimeTypeImagePng];
        avatarPng = UIImagePNGRepresentation(signalAccount.contact.image);
        [avatarBuilder setLength:(uint32_t)avatarPng.length];
        [contactBuilder setAvatarBuilder:avatarBuilder];
    }

    NSData *contactData = [[contactBuilder build] data];

    uint32_t contactDataLength = (uint32_t)contactData.length;
    [self.delegateStream writeRawVarint32:contactDataLength];
    [self.delegateStream writeRawData:contactData];

    if (signalAccount.contact.image) {
        [self.delegateStream writeRawData:avatarPng];
    }
}

@end

NS_ASSUME_NONNULL_END
Use SignalAccount class to sync contacts. // FREEBIE 2017-05-05 18:32:36 +02:00			`//`
			`// Copyright (c) 2017 Open Whisper Systems. All rights reserved.`
			`//`
Build contact/group exports with data streams Ideally we'd be using file streams so we wouldn't have to load it all into ram but none of the attachment uploading infrastructure takes streams (yet!) // FREEBIE 2016-08-29 02:42:07 +02:00
			`#import "OWSContactsOutputStream.h"`
			`#import "Contact.h"`
extract constant for image/png // FREEBIE 2016-09-02 16:11:51 +02:00			`#import "MIMETypeUtil.h"`
Build contact/group exports with data streams Ideally we'd be using file streams so we wouldn't have to load it all into ram but none of the attachment uploading infrastructure takes streams (yet!) // FREEBIE 2016-08-29 02:42:07 +02:00			`#import "OWSSignalServiceProtos.pb.h"`
Use SignalAccount class to sync contacts. // FREEBIE 2017-05-05 18:32:36 +02:00			`#import "SignalAccount.h"`
sync verification state with contacts // FREEBIE 2017-06-22 03:04:16 +02:00			`#import "OWSRecipientIdentity.h"`
Build contact/group exports with data streams Ideally we'd be using file streams so we wouldn't have to load it all into ram but none of the attachment uploading infrastructure takes streams (yet!) // FREEBIE 2016-08-29 02:42:07 +02:00			`#import <ProtocolBuffers/CodedOutputStream.h>`

			`NS_ASSUME_NONNULL_BEGIN`

			`@implementation OWSContactsOutputStream`

Use SignalAccount class to sync contacts. // FREEBIE 2017-05-05 18:32:36 +02:00			`- (void)writeSignalAccount:(SignalAccount *)signalAccount`
don't sync verified state when we have never recorded the recipients identity e.g. every contact you have which is a signal user whom you've never messaged will not have a recorded RecipientIdentity // FREEBIE 2017-06-22 19:46:10 +02:00			`recipientIdentity:(nullable OWSRecipientIdentity *)recipientIdentity`
Build contact/group exports with data streams Ideally we'd be using file streams so we wouldn't have to load it all into ram but none of the attachment uploading infrastructure takes streams (yet!) // FREEBIE 2016-08-29 02:42:07 +02:00			`{`
Use SignalAccount class to sync contacts. // FREEBIE 2017-05-05 18:32:36 +02:00			`OWSAssert(signalAccount);`
			`OWSAssert(signalAccount.contact);`
sync all verification states with contact sync // FREEBIE 2017-06-22 19:36:40 +02:00
Build contact/group exports with data streams Ideally we'd be using file streams so we wouldn't have to load it all into ram but none of the attachment uploading infrastructure takes streams (yet!) // FREEBIE 2016-08-29 02:42:07 +02:00			`OWSSignalServiceProtosContactDetailsBuilder *contactBuilder = [OWSSignalServiceProtosContactDetailsBuilder new];`
Use SignalAccount class to sync contacts. // FREEBIE 2017-05-05 18:32:36 +02:00			`[contactBuilder setName:signalAccount.contact.fullName];`
			`[contactBuilder setNumber:signalAccount.recipientId];`
sync all verification states with contact sync // FREEBIE 2017-06-22 19:36:40 +02:00
don't sync verified state when we have never recorded the recipients identity e.g. every contact you have which is a signal user whom you've never messaged will not have a recorded RecipientIdentity // FREEBIE 2017-06-22 19:46:10 +02:00			`if (recipientIdentity != nil) {`
			`OWSSignalServiceProtosVerifiedBuilder *verifiedBuilder = [OWSSignalServiceProtosVerifiedBuilder new];`
			`verifiedBuilder.destination = recipientIdentity.recipientId;`
			`verifiedBuilder.identityKey = recipientIdentity.identityKey;`
			`verifiedBuilder.state = OWSVerificationStateToProtoState(recipientIdentity.verificationState);`
			`contactBuilder.verifiedBuilder = verifiedBuilder;`
			`}`
sync all verification states with contact sync // FREEBIE 2017-06-22 19:36:40 +02:00
Build contact/group exports with data streams Ideally we'd be using file streams so we wouldn't have to load it all into ram but none of the attachment uploading infrastructure takes streams (yet!) // FREEBIE 2016-08-29 02:42:07 +02:00			`NSData *avatarPng;`
Use SignalAccount class to sync contacts. // FREEBIE 2017-05-05 18:32:36 +02:00			`if (signalAccount.contact.image) {`
Build contact/group exports with data streams Ideally we'd be using file streams so we wouldn't have to load it all into ram but none of the attachment uploading infrastructure takes streams (yet!) // FREEBIE 2016-08-29 02:42:07 +02:00			`OWSSignalServiceProtosContactDetailsAvatarBuilder *avatarBuilder =`
			`[OWSSignalServiceProtosContactDetailsAvatarBuilder new];`

extract constant for image/png // FREEBIE 2016-09-02 16:11:51 +02:00			`[avatarBuilder setContentType:OWSMimeTypeImagePng];`
Use SignalAccount class to sync contacts. // FREEBIE 2017-05-05 18:32:36 +02:00			`avatarPng = UIImagePNGRepresentation(signalAccount.contact.image);`
Build contact/group exports with data streams Ideally we'd be using file streams so we wouldn't have to load it all into ram but none of the attachment uploading infrastructure takes streams (yet!) // FREEBIE 2016-08-29 02:42:07 +02:00			`[avatarBuilder setLength:(uint32_t)avatarPng.length];`
			`[contactBuilder setAvatarBuilder:avatarBuilder];`
			`}`

			`NSData *contactData = [[contactBuilder build] data];`

			`uint32_t contactDataLength = (uint32_t)contactData.length;`
			`[self.delegateStream writeRawVarint32:contactDataLength];`
			`[self.delegateStream writeRawData:contactData];`

Use SignalAccount class to sync contacts. // FREEBIE 2017-05-05 18:32:36 +02:00			`if (signalAccount.contact.image) {`
Build contact/group exports with data streams Ideally we'd be using file streams so we wouldn't have to load it all into ram but none of the attachment uploading infrastructure takes streams (yet!) // FREEBIE 2016-08-29 02:42:07 +02:00			`[self.delegateStream writeRawData:avatarPng];`
			`}`
			`}`

			`@end`

			`NS_ASSUME_NONNULL_END`