Line 0
Link Here
|
0 |
- |
1 |
#!/usr/bin/perl |
|
|
2 |
|
3 |
# This file is part of Koha. |
4 |
# |
5 |
# Copyright (C) 2025 Dataly Tech |
6 |
# |
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. |
11 |
# |
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. |
16 |
# |
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>. |
19 |
|
20 |
use Modern::Perl; |
21 |
|
22 |
use C4::Auth qw( check_cookie_auth get_template_and_user ); |
23 |
use C4::Context qw( preference ); |
24 |
use C4::Output qw( output_html_with_http_headers ); |
25 |
|
26 |
use Koha::Caches; |
27 |
use Koha::ExternalContent::OCLC; |
28 |
|
29 |
use CGI qw( -utf8 ); |
30 |
use JSON qw( from_json ); |
31 |
use LWP::UserAgent; |
32 |
|
33 |
use YAML; |
34 |
|
35 |
my $input = CGI->new; |
36 |
my ($auth_status) = |
37 |
check_cookie_auth( $input->cookie('CGISESSID'), { catalogue => 1 } ); |
38 |
if ( $auth_status ne "ok" ) { |
39 |
print $input->header( -type => 'text/plain', -status => '403 Forbidden' ); |
40 |
exit 0; |
41 |
} |
42 |
|
43 |
my $builder = sub { |
44 |
my ($params) = @_; |
45 |
|
46 |
my $function_name = $params->{id}; |
47 |
|
48 |
my $ddcregex = '^((T([1-6])--([0-9]+)))$|^([0-9]{3})$|^(([0-9]{3})\.([0-9]+))$'; |
49 |
|
50 |
my $res = " |
51 |
<script> |
52 |
function Click$function_name(event) { |
53 |
event.preventDefault(); |
54 |
|
55 |
const ddcregex = /$ddcregex/; |
56 |
|
57 |
const subfield_a = document.getElementById(event.data.id); |
58 |
const subfield_1 = subfield_a.closest(\".sortable_subfield\").querySelector(\"li[id^=subfield0821] input[id^=tag_082_subfield_1_]\"); |
59 |
|
60 |
subfield_1.style.transition = \"background-color 1000ms linear\"; |
61 |
|
62 |
if ( ! subfield_a.value ) { |
63 |
updateContent( subfield_1, \"No DDC number provided\" ); |
64 |
return 1; |
65 |
} else if ( ! ddcregex.test(subfield_a.value) ) { |
66 |
updateContent( subfield_1, \"Invalid DDC number provided in subfield \$a\" ); |
67 |
return 1; |
68 |
} |
69 |
|
70 |
const url = \"../cataloguing/plugin_launcher.pl?plugin_name=marc21_field_082a_authorities.pl&ddc=\" + subfield_a.value; |
71 |
var request = \$.get(url); |
72 |
|
73 |
request.done( function(response) { |
74 |
const failregex = />Access denied/; |
75 |
if ( failregex.test(response) ) { |
76 |
updateContent( subfield_1, \"Access denied, you need at least the \\\"catalogue\\\" and \\\"editauthorities\\\" user permissions\" ); |
77 |
return 1; |
78 |
} else { |
79 |
updateContent( subfield_1, response ); |
80 |
} |
81 |
return 0; |
82 |
}); |
83 |
} |
84 |
|
85 |
// Credit to: https://stackoverflow.com/a/62468495 |
86 |
function updateContent( element, content ) { |
87 |
// update content |
88 |
element.value = content; |
89 |
// change the background color (will trigger the CSS configured transition) |
90 |
element.style.backgroundColor = \"yellow\"; |
91 |
// change the background color back (with a delay equal to transition length) |
92 |
setTimeout(() => { element.style.backgroundColor = \"white\"; }, 2000); |
93 |
} |
94 |
</script> |
95 |
"; |
96 |
return $res; |
97 |
}; |
98 |
|
99 |
my $launcher = sub { |
100 |
my ($params) = @_; |
101 |
my $input = $params->{cgi}; |
102 |
my $ddc_number = $input->param('ddc'); |
103 |
|
104 |
my ( $template, $loggedinuser, $cookie ) = get_template_and_user( |
105 |
{ |
106 |
template_name => "cataloguing/value_builder/ajax.tt", |
107 |
query => $input, |
108 |
type => "intranet", |
109 |
flagsrequired => { editauthorities => 1 }, |
110 |
} |
111 |
); |
112 |
|
113 |
my $ret; |
114 |
my $msg; |
115 |
|
116 |
my $enabled = C4::Context->preference('OCLCDeweyLinkedDataAPI') ? 1 : 0; |
117 |
if ( not $enabled ) { |
118 |
$ret = 'Please enable the OCLCDeweyLinkedDataAPI System Preference in order to use this Framework Plugin'; |
119 |
} |
120 |
|
121 |
my $access_token; |
122 |
if ( not $ret ) { |
123 |
my $scope = 'deweyLinkedData'; |
124 |
|
125 |
( $access_token, $msg ) = Koha::ExternalContent::OCLC->get_access_token( |
126 |
{ |
127 |
scope => $scope, |
128 |
} |
129 |
); |
130 |
if ( not $access_token ) { |
131 |
$ret = "Cannot obtain API token ($msg)"; |
132 |
} |
133 |
} |
134 |
|
135 |
if ( not $ret ) { |
136 |
|
137 |
# Trim leading 'T' (uppercase 't') from DDC number before looking it up |
138 |
my $ddc_lookup = $ddc_number =~ s/^T//r; |
139 |
|
140 |
my $ddc_url; |
141 |
( $ddc_url, $msg ) = Koha::ExternalContent::OCLC->get_ddc_url( |
142 |
{ |
143 |
access_token => $access_token, |
144 |
ddc_number => $ddc_lookup |
145 |
} |
146 |
); |
147 |
if ( not $ddc_url and $msg eq 'Unauthorized' ) { |
148 |
$ret = 'The API access token has expired'; |
149 |
} elsif ( $ddc_url eq '' ) { |
150 |
$ret = "No Dewey Linked Data URL found for DDC '$ddc_number'"; |
151 |
} else { |
152 |
$ret = $ddc_url; |
153 |
} |
154 |
} |
155 |
|
156 |
$template->param( return => $ret ); |
157 |
output_html_with_http_headers $input, $cookie, $template->output; |
158 |
|
159 |
}; |
160 |
|
161 |
return { builder => $builder, launcher => $launcher }; |