PHP ActiveX

Fetch ISBN XML from isbndb.com and Parse

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

<?php

$success = 0;

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

$http = new COM("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.
$strXml = $http->quickGetStr('http://isbndb.com/api/books.xml?access_key=OV8L2Y9I&results=details&index1=isbn&value1=0443074348');
if ($http->LastMethodSuccess != 1) {
    print $http->LastErrorText . "\n";
    exit;
}

$xml = new COM("Chilkat.Xml");
$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:
print $xml->getChildContent('Title') . "\n";
print $xml->getChildContent('AuthorsText') . "\n";

// Show the publisher_id attribute of the PublisherText node:

// xml2 is a Chilkat.Xml
$xml2 = $xml->FindChild('PublisherText');
print $xml2->getAttrValue('publisher_id') . "\n";

// Save the XML to a file:
$success = $xml->SaveXml('book.xml');

?>