(Objective-C) Sorting Email

Demonstrates how to sort an email bundle.

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#import <CkoImap.h>
#import <CkoMessageSet.h>
#import <CkoEmailBundle.h>
#import <CkoEmail.h>

// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

CkoImap *imap = [[CkoImap alloc] init];

// Connect to the IMAP server.
// Use TLS
imap.Ssl = YES;
imap.Port = [NSNumber numberWithInt:993];
BOOL success = [imap Connect: @"imap.someMailServer.com"];
if (success != YES) {
    NSLog(@"%@",imap.LastErrorText);
    return;
}

// Login
success = [imap Login: @"myLogin" password: @"myPassword"];
if (success != YES) {
    NSLog(@"%@",imap.LastErrorText);
    return;
}

// Select an IMAP mailbox
success = [imap SelectMailbox: @"Inbox"];
if (success != YES) {
    NSLog(@"%@",imap.LastErrorText);
    return;
}

// We can choose to fetch UIDs or sequence numbers.
BOOL fetchUids = YES;

// Pass any of the above strings here to test a search:
CkoMessageSet *messageSet = [imap Search: @"ALL" bUid: fetchUids];
if (imap.LastMethodSuccess == NO) {
    NSLog(@"%@",imap.LastErrorText);
    return;
}

// Fetch the email headers into a bundle object:
CkoEmailBundle *bundle = [imap FetchHeaders: messageSet];
if (imap.LastMethodSuccess == NO) {

    NSLog(@"%@",imap.LastErrorText);
    return;
}

// Sort the email bundle by date, recipient, sender, or subject:
BOOL ascending = YES;
[bundle SortByDate: ascending];

// To sort by recipient, sender, or subject, call 
// SortBySender, SortByRecipient, or SortBySubject.

// Display the Subject and From of each email.
int i = 0;
while (i < [bundle.MessageCount intValue]) {
    CkoEmail *email = 0;
    email = [bundle GetEmail: [NSNumber numberWithInt: i]];

    NSLog(@"%@",[email GetHeaderField: @"Date"]);
    NSLog(@"%@",email.Subject);
    NSLog(@"%@",email.From);
    NSLog(@"%@",@"--");

    i = i + 1;
}

// Disconnect from the IMAP server.
success = [imap Disconnect];