nBfSgFdf

1MFMailComposeViewController *mc = [[MFMailComposeViewController alloc] init];
2mc.mailComposeDelegate = self;
3[mc setSubject:subject];
4[mc setMessageBody:body isHTML:FALSE];
5if (attachmentData) {
6 [mc addAttachmentData:attachmentData mimeType:fileMimeType fileName:fileName];
7}
8if (!recipients || recipients.count == 0) {
9 recipients = @[];
10}
11[mc setToRecipients:recipients];
12[presentedViewController presentViewController:mc animated:YES completion:nil]; 
13     
14- (void)viewDidAppear:(BOOL)animated {
15    [super viewDidAppear:animated];
16    [self sendSampleMailWithDbAttached];
17}
18
19- (void)sendSampleMailWithDbAttached {
20    MFMailComposeViewController *mc = [[MFMailComposeViewController alloc] init];
21    mc.mailComposeDelegate = self;
22    [mc setSubject:@"Message Subject"];
23    [mc setMessageBody:@"Message Body" isHTML:NO];
24    NSString *sqliteFilePath = [self createTestDb];
25    NSData *attachmentData = [NSData dataWithContentsOfFile:sqliteFilePath];
26    if (attachmentData) {
27        [mc addAttachmentData:attachmentData mimeType:@"application/x-sqlite3" fileName:@"xyz.sqlite"];
28    }
29    [mc setToRecipients:@[@"fake@email.com"]];
30    [self presentViewController:mc animated:YES completion:nil];
31}
32
33- (NSString *)createTestDb {
34    NSString *databasePath = [[NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES) objectAtIndex:0]
35                              stringByAppendingPathComponent: @"xyz.sqlite"];
36    sqlite3 *db;
37    if (sqlite3_open([databasePath UTF8String], &db) == SQLITE_OK) {
38        NSString *query = @"CREATE TABLE IF NOT EXISTS test(abc TEXT, def TEXT);";
39        if (sqlite3_exec(db, [query UTF8String], NULL, NULL, NULL) == SQLITE_OK) {
40            query = @"INSERT INTO test(abc, def) VALUES('ABC', '123');";
41        }
42        sqlite3_close(db);
43    }
44    return databasePath;
45}