Bug 15208: Followup to reorder words
[koha.git] / opac / ilsdi.pl
blobc53acc6bcaf9d3207a481cc4799dfd15cff1811d
1 #!/usr/bin/perl
3 # Copyright 2009 SARL Biblibre
5 # This file is part of Koha.
7 # Koha is free software; you can redistribute it and/or modify it
8 # under the terms of the GNU General Public License as published by
9 # the Free Software Foundation; either version 3 of the License, or
10 # (at your option) any later version.
12 # Koha is distributed in the hope that it will be useful, but
13 # WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 # GNU General Public License for more details.
17 # You should have received a copy of the GNU General Public License
18 # along with Koha; if not, see <http://www.gnu.org/licenses>.
20 use strict;
21 use warnings;
23 use List::MoreUtils qw(any);
25 use C4::ILSDI::Services;
26 use C4::Auth;
27 use C4::Output;
28 use C4::Context;
29 use XML::Simple;
30 use CGI qw ( -utf8 );
32 =head1 DLF ILS-DI for Koha
34 This script is a basic implementation of ILS-DI protocol for Koha.
35 It acts like a dispatcher, that get the CGI request, check required and
36 optionals arguments, call a function from C4::ILS-DI, and finaly
37 outputs the returned hashref as XML.
39 =cut
41 # Instanciate the CGI request
42 my $cgi = new CGI;
44 # List of available services, sorted by level
45 my @services = (
46 'Describe', # Not part of ILS-DI, online API doc
48 # Level 1: Basic Discovery Interfaces
49 # 'HarvestBibliographicRecords', # OAI-PMH
50 # 'HarvestExpandedRecords', # OAI-PMH
51 'GetAvailability', # FIXME Add bibbliographic level
53 # 'GoToBibliographicRequestPage' # I don't understant this one
54 # Level 2: Elementary OPAC supplement
55 # 'HarvestAuthorityRecords', # OAI-PMH
56 # 'HarvestHoldingsRecords', # OAI-PMH
57 'GetRecords', # Note that we can use OAI-PMH for this too
59 # 'Search', # TODO
60 # 'Scan', # TODO
61 'GetAuthorityRecords',
63 # 'OutputRewritablePage', # I don't understant this one
64 # 'OutputIntermediateFormat', # I don't understant this one
65 # Level 3: Elementary OPAC alternative
66 'LookupPatron',
67 'AuthenticatePatron',
68 'GetPatronInfo',
69 'GetPatronStatus',
70 'GetServices', # FIXME Loans
71 'RenewLoan',
72 'HoldTitle', # FIXME Add dates support
73 'HoldItem', # FIXME Add dates support
74 'CancelHold',
76 # 'RecallItem', # Not supported by Koha
77 # 'CancelRecall', # Not supported by Koha
78 # Level 4: Robust/domain specific discovery platforms
79 # 'SearchCourseReserves', # TODO
80 # 'Explain' # TODO
83 # List of required arguments
84 my %required = (
85 'Describe' => ['verb'],
86 'GetAvailability' => [ 'id', 'id_type' ],
87 'GetRecords' => ['id'],
88 'GetAuthorityRecords' => ['id'],
89 'LookupPatron' => ['id'],
90 'AuthenticatePatron' => [ 'username', 'password' ],
91 'GetPatronInfo' => ['patron_id'],
92 'GetPatronStatus' => ['patron_id'],
93 'GetServices' => [ 'patron_id', 'item_id' ],
94 'RenewLoan' => [ 'patron_id', 'item_id' ],
95 'HoldTitle' => [ 'patron_id', 'bib_id', 'request_location' ],
96 'HoldItem' => [ 'patron_id', 'bib_id', 'item_id' ],
97 'CancelHold' => [ 'patron_id', 'item_id' ],
100 # List of optional arguments
101 my %optional = (
102 'Describe' => [],
103 'GetAvailability' => [ 'return_type', 'return_fmt' ],
104 'GetRecords' => ['schema'],
105 'GetAuthorityRecords' => ['schema'],
106 'LookupPatron' => ['id_type'],
107 'AuthenticatePatron' => [],
108 'GetPatronInfo' => [ 'show_contact', 'show_fines', 'show_holds', 'show_loans' ],
109 'GetPatronStatus' => [],
110 'GetServices' => [],
111 'RenewLoan' => ['desired_due_date'],
112 'HoldTitle' => [ 'pickup_location', 'needed_before_date', 'pickup_expiry_date' ],
113 'HoldItem' => [ 'pickup_location', 'needed_before_date', 'pickup_expiry_date' ],
114 'CancelHold' => [],
117 # If no service is requested, display the online documentation
118 unless ( $cgi->param('service') ) {
119 my ( $template, $loggedinuser, $cookie ) = get_template_and_user(
120 { template_name => "ilsdi.tt",
121 query => $cgi,
122 type => "opac",
123 authnotrequired => 1,
124 debug => 1,
127 output_html_with_http_headers $cgi, $cookie, $template->output;
128 exit 0;
131 # If user requested a service description, then display it
132 if ( $cgi->param('service') eq "Describe" and any { $cgi->param('verb') eq $_ } @services ) {
133 my ( $template, $loggedinuser, $cookie ) = get_template_and_user(
134 { template_name => "ilsdi.tt",
135 query => $cgi,
136 type => "opac",
137 authnotrequired => 1,
138 debug => 1,
141 $template->param( $cgi->param('verb') => 1 );
142 output_html_with_http_headers $cgi, $cookie, $template->output;
143 exit 0;
146 # any output after this point will be UTF-8 XML
147 binmode STDOUT, ':encoding(UTF-8)';
148 print CGI::header('-type'=>'text/xml', '-charset'=>'utf-8');
150 my $out;
152 # If ILS-DI module is disabled in System->Preferences, redirect to 404
153 unless ( C4::Context->preference('ILS-DI') ) {
154 $out->{'code'} = "NotAllowed";
155 $out->{'message'} = "ILS-DI is disabled.";
158 # If the remote address is not allowed, redirect to 403
159 my @AuthorizedIPs = split(/,/, C4::Context->preference('ILS-DI:AuthorizedIPs'));
160 if ( @AuthorizedIPs # If no filter set, allow access to everybody
161 and not any { $ENV{'REMOTE_ADDR'} eq $_ } @AuthorizedIPs # IP Check
163 $out->{'code'} = "NotAllowed";
164 $out->{'message'} = "Unauthorized IP address: ".$ENV{'REMOTE_ADDR'}.".";
167 my $service = $cgi->param('service') || "ilsdi";
169 # Check if the requested service is in the list
170 if ( $service and any { $service eq $_ } @services ) {
172 my @parmsrequired = @{ $required{$service} };
173 my @parmsoptional = @{ $optional{$service} };
174 my @parmsall = ( @parmsrequired, @parmsoptional );
175 my @names = $cgi->param;
176 my %paramhash;
177 $paramhash{$_} = 1 for @names;
179 # check for missing parameters
180 for ( @parmsrequired ) {
181 unless ( exists $paramhash{$_} ) {
182 $out->{'code'} = "MissingParameter";
183 $out->{'message'} = "The required parameter ".$_." is missing.";
187 # check for illegal parameters
188 for my $name ( @names ) {
189 my $found = 0;
190 for my $name2 (@parmsall) {
191 if ( $name eq $name2 ) {
192 $found = 1;
195 if ( $found == 0 && $name ne 'service' ) {
196 $out->{'code'} = "IllegalParameter";
197 $out->{'message'} = "The parameter ".$name." is illegal.";
201 # check for multiple parameters
202 for ( @names ) {
203 my @values = $cgi->param($_);
204 if ( $#values != 0 ) {
205 $out->{'code'} = "MultipleValuesNotAllowed";
206 $out->{'message'} = "Multiple values not allowed for the parameter ".$_.".";
210 if ( !$out->{'message'} ) {
212 # GetAvailability is a special case, as it cannot use XML::Simple
213 if ( $service eq "GetAvailability" ) {
214 print C4::ILSDI::Services::GetAvailability($cgi);
215 exit 0;
216 } else {
218 # Variable functions
219 my $sub = do {
220 no strict 'refs';
221 my $symbol = 'C4::ILSDI::Services::' . $service;
222 \&{"$symbol"};
225 # Call the requested service, and get its return value
226 $out = &$sub($cgi);
229 } else {
230 $out->{'message'} = "NotSupported";
233 # Output XML by passing the hashref to XMLOut
234 print XMLout(
235 $out,
236 noattr => 1,
237 nosort => 1,
238 xmldecl => '<?xml version="1.0" encoding="UTF-8" ?>',
239 RootName => $service,
240 SuppressEmpty => 1
242 exit 0;