threema-ios/Threema/GroupImageMessage.m

//  _____ _
// |_   _| |_  _ _ ___ ___ _ __  __ _
//   | | | ' \| '_/ -_) -_) '  \/ _` |_
//   |_| |_||_|_| \___\___|_|_|_\__,_(_)
//
// Threema iOS Client
// Copyright (c) 2013-2020 Threema GmbH
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License, version 3,
// as published by the Free Software Foundation.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.

#import "GroupImageMessage.h"
#import "ProtocolDefines.h"

@implementation GroupImageMessage

@synthesize blobId;
@synthesize size;
@synthesize encryptionKey;

- (uint8_t)type {
    return MSGTYPE_GROUP_IMAGE;
}

- (NSData *)body {
    NSMutableData *body = [NSMutableData dataWithData:[self.groupCreator dataUsingEncoding:NSASCIIStringEncoding]];
    [body appendData:self.groupId];
    [body appendData:blobId];
    [body appendBytes:&size length:sizeof(uint32_t)];
    [body appendData:encryptionKey];
    
    return body;
}

- (BOOL)shouldPush {
    return YES;
}

-(BOOL)isContentValid {
    if (size == 0) {
        return NO;
    }
    
    return YES;
}

- (BOOL)allowToSendProfilePicture {
    return YES;
}

@end