(Node.js) Download Web Page to MHT with w/ Disk Cache

Downloads a web page into a .mht web archive. Embedded images and style sheets are loaded and/or saved to a disk cache.

Install Chilkat for Node.js and Electron using npm at Chilkat npm packages for Node.js Chilkat npm packages for Electron on Windows, Linux, MacOS

var os = require('os');
if (os.platform() == 'win32') {  
  var chilkat = require('@chilkat/ck-node23-win64'); 
} else if (os.platform() == 'linux') {
    if (os.arch() == 'arm') {
        var chilkat = require('@chilkat/ck-node23-linux-arm');
    } else if (os.arch() == 'arm64') {
        var chilkat = require('@chilkat/ck-node23-linux-arm64');
    } else {
        var chilkat = require('@chilkat/ck-node23-linux-x64');
    }
} else if (os.platform() == 'darwin') {
  var chilkat = require('@chilkat/ck-node23-darwin-universal');
}

function chilkatExample() {

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

    var mht = new chilkat.Mht();

    // Use a single directory to hold cached files.
    // (Make sure it is a directory your app has permission to create files.)
    mht.NumCacheLevels = 0;
    mht.AddCacheRoot("/Users/chilkat/temp/mhtCache/");

    // Tell the MHT component to save files to cache,
    // and to retrieve from cache if possible:
    mht.FetchFromCache = true;
    mht.UpdateCache = true;

    // The 1st time this is run, the parts (image files,
    // style sheets, etc.) will be saved to the disk cache.
    // The 2nd time this is run, the parts will load from cache.
    // Note: The main content (i.e. the HTML page) 
    // is not saved to cache, nor is it retrieved from cache.
    // It is only the sub-parts (embedded images, style sheets)
    // that are saved to and loaded from cache.
    var success = mht.GetAndSaveMHT("http://www.intel.com/","intel.mht");
    if (success !== true) {
        console.log(mht.LastErrorText);
    }
    else {
        console.log("MHT Created!");
    }


}

chilkatExample();