(Node.js) Fetch ISBN XML from isbndb.com and Parse

Demonstrates sending a query to isbndb.com and parsing the XML response.

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

var os = require('os');
if (os.platform() == 'win32') {  
    if (os.arch() == 'ia32') {
        var chilkat = require('@chilkat/ck-node21-win-ia32');
    } else {
        var chilkat = require('@chilkat/ck-node21-win64'); 
    }
} else if (os.platform() == 'linux') {
    if (os.arch() == 'arm') {
        var chilkat = require('@chilkat/ck-node21-arm');
    } else if (os.arch() == 'x86') {
        var chilkat = require('@chilkat/ck-node21-linux32');
    } else {
        var chilkat = require('@chilkat/ck-node21-linux64');
    }
} else if (os.platform() == 'darwin') {
    if (os.arch() == 'arm64') {
        var chilkat = require('@chilkat/ck-node21-mac-m1');
    } else {
        var chilkat = require('@chilkat/ck-node21-macosx');
    }
}

function chilkatExample() {

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

    var http = new chilkat.Http();

    // The access_key in this URL is a valid access key, but limited to 100 queries per day.
    // If the key does not work, it may be that others were testing and exhausted the limit.
    var strXml = http.QuickGetStr("http://isbndb.com/api/books.xml?access_key=OV8L2Y9I&results=details&index1=isbn&value1=0443074348");
    if (http.LastMethodSuccess !== true) {
        console.log(http.LastErrorText);
        return;
    }

    var xml = new chilkat.Xml();
    var success = xml.LoadXml(strXml);

    // The XML returned for this URL is the following:

    // <?xml version="1.0" encoding="UTF-8" ?>

    // <ISBNdb server_time="2007-10-25T14:07:25Z">
    //     <BookList total_results="1" page_size="10" page_number="1" shown_results="1">
    //         <BookData book_id="diagnostic_histopathology_of_tumors_2_volume_set_with_cd_rom" isbn="0443074348">
    //             <Title>Diagnostic Histopathology of Tumors: 2-Volume Set with CD-ROMs</Title>
    //             <TitleLong>Diagnostic Histopathology of Tumors: 2-Volume Set with CD-ROMs (Diagnostic Histopathology of Tumors (Fletcher))</TitleLong>
    //             <AuthorsText>Christopher D. M. Fletcher (Editor)</AuthorsText>
    //             <PublisherText publisher_id="churchill_livingstone">Churchill Livingstone</PublisherText>
    //             <Details dewey_decimal="616" physical_description_text="2166 pages" language="" edition_info="Hardcover; 2007-03-13" dewey_decimal_normalized="616" lcc_number="" change_time="2006-12-13T14:53:42Z" price_time="2007-10-25T01:12:13Z" />
    //         </BookData>
    //     </BookList>
    // </ISBNdb>

    // First, navigate to the BookData node:
    success = xml.FirstChild2();
    success = xml.FirstChild2();

    // Show the Title and AuthorsText:
    console.log(xml.GetChildContent("Title"));
    console.log(xml.GetChildContent("AuthorsText"));

    // Show the publisher_id attribute of the PublisherText node:
    // xml2: Xml
    var xml2;
    xml2 = xml.FindChild("PublisherText");
    console.log(xml2.GetAttrValue("publisher_id"));

    // Save the XML to a file:
    success = xml.SaveXml("book.xml");

}

chilkatExample();