PHP Sample _php tutorial for querying book information on Amazon Sites based on ISBN ISBN

Plugin Description:
The plugin finds the details of the book on the Amazon Web site, based on the 10-Bit ISBN ISBN provided.
If the result is found, an array of two elements is returned, where the first element is the title of the book, and the second element is the URL address of the book cover abbreviation.
It requires the following parameters: $ISBN 10-Bit ISBN ISBN

Copy the Code code as follows:
$ISBN = ' 007149216X ';
$result = PIPHP_GETBOOKFROMISBN ($ISBN);
if (! $result) echo "Could not the find title for ISBN ' $isbn '.";
else echo "$result [0]";

function Piphp_getbookfromisbn ($ISBN)
{
Plug-in 93:get book from ISBN
//
This plug-in looks up a ISBN-10 at Amazon.com and then
Returns the matching book title and a thumbnail image
of the front cover. It requires this argument:
//
$ISBN: The ISBN to look up
//
Updated from the "function in"
Account changes to the Amazon HTML.

$find = ' $img = ' Http://ecx.images-amazon.com/images/I ';

$page = @file_get_contents ($url);
if (!strlen ($page)) return array (FALSE);

$ptr 1 = Strpos ($page, $find) + strlen ($find);
if (! $ptr 1) return array (FALSE);

$ptr 2 = Strpos ($page, '/> ', $ptr 1);
$title = substr ($page, $ptr 1, $ptr 2-$ptr 1);

$find = $img;
$ptr 1 = Strpos ($page, $find) + strlen ($find);
$ptr 2 = Strpos ($page, ' "', $ptr 1);
$image = substr ($page, $ptr 1, $ptr 2-$ptr 1);

Return Array ($title, $img. $image);
}

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