(Objective-C) Download Text File into String Variable

Download a text file directly into a string variable.

Chilkat Objective-C Library Downloads MAC OS X (Cocoa) Libs iOS Libs

#import <CkoFtp2.h>
#import <NSString.h>

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

CkoFtp2 *ftp = [[CkoFtp2 alloc] init];

ftp.Hostname = @"ftp.someFtpServer.com";
ftp.Username = @"myFtpUserAccount";
ftp.Password = @"myFtpPassword";

// Set other possible settings...
// See http://www.cknotes.com/determining-ftp2-connection-settings/ 
// for more information about FTP connection settings.
ftp.Passive = YES;
ftp.AuthTls = YES;

// Connect and login to the FTP server.
BOOL success = [ftp Connect];
if (success != YES) {
    NSLog(@"%@",ftp.LastErrorText);
    return;
}

// Change to the remote directory where the existing file is located.
success = [ftp ChangeRemoteDir: @"junk"];
if (success != YES) {
    NSLog(@"%@",ftp.LastErrorText);
    return;
}

// Download the contents of the remote file into a string variable.

// The GetRemoteFileTextData method assumes the remote file contains ANSI chars.
// To download text files containing non-ANSI text, such as utf-8, call GetRemoteFileTextC
// instead. (see below)
NSString *fileContents = [ftp GetRemoteFileTextData: @"ansiText.txt"];
if (ftp.LastMethodSuccess != YES) {
    NSLog(@"%@",ftp.LastErrorText);
    return;
}
else {
    NSLog(@"%@",fileContents);
}

// To download a remote text file containing utf-8 chars, 
// call GetRemoteFileTextC and pass "utf-8" for the 2nd arg.  This tells
// Chilkat to interpret the incoming bytes according to the utf-8 character encoding.

fileContents = [ftp GetRemoteFileTextC: @"utf8Text.txt" charset: @"utf-8"];
if (ftp.LastMethodSuccess != YES) {
    NSLog(@"%@",ftp.LastErrorText);
    return;
}
else {
    NSLog(@"%@",fileContents);
}

success = [ftp Disconnect];