124 lines
3.5 KiB
Perl
124 lines
3.5 KiB
Perl
package C4::Amazon;
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# Copyright (C) 2006 LibLime
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# <jmf at liblime dot com>
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#
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# This file is part of Koha.
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#
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# Koha is free software; you can redistribute it and/or modify it under the
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# terms of the GNU General Public License as published by the Free Software
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# Foundation; either version 2 of the License, or (at your option) any later
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# version.
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#
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# Koha is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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# A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along with
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# Koha; if not, write to the Free Software Foundation, Inc., 59 Temple Place,
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# Suite 330, Boston, MA 02111-1307 USA
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use XML::Simple;
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use LWP::Simple;
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use LWP::UserAgent;
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use HTTP::Request::Common;
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use strict;
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use vars qw($VERSION @ISA @EXPORT);
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BEGIN {
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require Exporter;
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$VERSION = 0.03;
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@ISA = qw(Exporter);
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@EXPORT = qw(
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&get_amazon_details
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&check_search_inside
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);
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}
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=head1 NAME
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C4::Amazon - Functions for retrieving Amazon.com content in Koha
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=head1 FUNCTIONS
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This module provides facilities for retrieving Amazon.com content in Koha
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=head1 get_amazon_details($isbn);
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=head2 $isbn is a isbn string
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=cut
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sub get_amazon_details {
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my ( $isbn ) = @_;
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#normalize the ISBN
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$isbn =~ /(\d*[X]*)/;
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$isbn = $1;
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# Determine which content to grab in the request
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# Determine correct locale
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my $locale_hashref = {
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CA => '.ca',
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DE => '.de',
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FR => '.fr',
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JP => '.jp',
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UK => '.co.uk',
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US => '.com',
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};
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my $amazon_locale_syspref = C4::Context->preference('AmazonLocale');
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my $tld = $locale_hashref->{$amazon_locale_syspref} || '.com'; # default top level domain is .com
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# grab the AWSAccessKeyId: mine is '0V5RRRRJZ3HR2RQFNHR2'
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my $aws_access_key_id = C4::Context->preference('AWSAccessKeyID');
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#grab the associates tag: mine is 'kadabox-20'
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my $af_tag=C4::Context->preference('AmazonAssocTag');
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my $response_group = "Similarities,EditorialReview,Reviews,ItemAttributes";
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my $asin=$isbn;
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my $url = "http://ecs.amazonaws$tld/onca/xml?Service=AWSECommerceService&AWSAccessKeyId=$aws_access_key_id&Operation=ItemLookup&AssociateTag=$af_tag&Version=2007-01-15&ItemId=$asin&ResponseGroup=$response_group";
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# warn $url;
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my $content = get($url);
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warn "could not retrieve $url" unless $content;
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my $xmlsimple = XML::Simple->new();
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my $response = $xmlsimple->XMLin(
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$content,
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forcearray => [ qw(SimilarProduct EditorialReview Review) ],
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);
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return $response;
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}
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sub check_search_inside {
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my $isbn = shift;
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my $ua = LWP::UserAgent->new(
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agent => "Mozilla/4.76 [en] (Win98; U)",
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keep_alive => 1,
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env_proxy => 1,
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);
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my $available = 1;
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my $uri = "http://www.amazon.com/gp/reader/$isbn/ref=sib_dp_pt/002-7879865-0184864#reader-link";
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my $req = HTTP::Request->new(GET => $uri);
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$req->header (
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'Accept' => 'image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, image/png, */*',
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'Accept-Charset' => 'iso-8859-1,*,utf-8',
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'Accept-Language' => 'en-US' );
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my $res = $ua->request($req);
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my $content = $res->content();
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if ($content =~ m/This book is temporarily unavailable/) {
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undef $available;
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}
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return $available;
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}
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1;
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__END__
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=head1 NOTES
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=head1 AUTHOR
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Joshua Ferraro <jmf@liblime.com>
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=cut
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