(Objective-C) Extract all HTML Objects from a Web Page

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Demonstrates how to download a Web page (at a URL) and extract all HTML objects. Eg. images, links, CSS files, JavaScript files, etc.

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#import <CkoMht.h>
#import <NSString.h>

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

CkoMht *mht = [[CkoMht alloc] init];

// Download a URL into an in-memory MHT web archive contained
// in a string variable.
// The following URL is randomly picked and was valid at the time of writing this example:
NSString *mhtDoc = [mht GetMHT: @"https://www.tetonlodge.com/"];
if (mht.LastMethodSuccess != YES) {
    NSLog(@"%@",mht.LastErrorText);
    return;
}

// Extract the HTML and embedded objects:
NSString *unpackDir = @"C:/AAWorkarea/mhtTesting/";
NSString *htmlFilename = @"lodge.html";
NSString *partsSubdir = @"objects";

// Extract to C:/AAWorkarea/mhtTesting/lodge.html.
// images and other embedded objects are placed in
// C:/AAWorkarea/mhtTesting/objects.  Directories are automatically
// created if they don't already exist.
BOOL success = [mht UnpackMHTString: mhtDoc unpackDir: unpackDir htmlFilename: htmlFilename partsSubDir: partsSubdir];
if (success != YES) {
    NSLog(@"%@",mht.LastErrorText);
}
else {
    NSLog(@"%@",@"Unpacked!");
}