Koha/ill/ill-requests.pl
Kyle M Hall 910815a49c
Bug 23173: (follow-up) Small improvements in efficiency
Signed-off-by: Kyle M Hall <kyle@bywatersolutions.com>
Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>
2020-04-06 11:05:09 +01:00

439 lines
16 KiB
Perl
Executable file

#!/usr/bin/perl
# Copyright 2013 PTFS-Europe Ltd and Mark Gavillet
# Copyright 2014 PTFS-Europe Ltd
#
# This file is part of Koha.
# Koha is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# Koha is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Koha; if not, see <http://www.gnu.org/licenses>.
use Modern::Perl;
use CGI;
use C4::Auth;
use C4::Output;
use Koha::AuthorisedValues;
use Koha::Illcomment;
use Koha::Illrequests;
use Koha::Illrequest::Availability;
use Koha::Libraries;
use Koha::Token;
use Try::Tiny;
use URI::Escape;
use JSON;
our $cgi = CGI->new;
my $illRequests = Koha::Illrequests->new;
# Grab all passed data
# 'our' since Plack changes the scoping
# of 'my'
our $params = $cgi->Vars();
# Leave immediately if ILLModule is disabled
unless ( C4::Context->preference('ILLModule') ) {
print $cgi->redirect("/cgi-bin/koha/errors/404.pl");
exit;
}
my $op = $params->{method} || 'illlist';
my ( $template, $patronnumber, $cookie ) = get_template_and_user( {
template_name => 'ill/ill-requests.tt',
query => $cgi,
type => 'intranet',
flagsrequired => { ill => '*' },
} );
# Are we able to actually work?
my $cfg = Koha::Illrequest::Config->new;
my $backends = $cfg->available_backends;
my $has_branch = $cfg->has_branch;
my $backends_available = ( scalar @{$backends} > 0 );
$template->param(
backends_available => $backends_available,
has_branch => $has_branch
);
if ( $backends_available ) {
if ( $op eq 'illview' ) {
# View the details of an ILL
my $request = Koha::Illrequests->find($params->{illrequest_id});
$template->param(
request => $request,
csrf_token => Koha::Token->new->generate_csrf({
session_id => scalar $cgi->cookie('CGISESSID'),
}),
( $params->{error} ? ( error => $params->{error} ) : () ),
);
} elsif ( $op eq 'create' ) {
# We're in the process of creating a request
my $request = Koha::Illrequest->new->load_backend( $params->{backend} );
# Does this backend enable us to insert an availability stage and should
# we? If not, proceed as normal.
if (
# If the user has elected to continue with the request despite
# having viewed availability info, this flag will be set
C4::Context->preference("ILLCheckAvailability")
&& !$params->{checked_availability}
&& $request->_backend_capability( 'should_display_availability', $params )
) {
# Establish which of the installed availability providers
# can service our metadata
my $availability = Koha::Illrequest::Availability->new($params);
my $services = $availability->get_services({
ui_context => 'staff'
});
if (scalar @{$services} > 0) {
# Modify our method so we use the correct part of the
# template
$op = 'availability';
$params->{method} = 'availability';
delete $params->{stage};
# Prepare the metadata we're sending them
my $metadata = $availability->prep_metadata($params);
$template->param(
whole => $params,
metadata => $metadata,
services_json => scalar encode_json($services),
services => $services
);
} else {
# No services can process this metadata, so continue as normal
my $backend_result = $request->backend_create($params);
$template->param(
whole => $backend_result,
request => $request
);
handle_commit_maybe($backend_result, $request);
}
} else {
my $backend_result = $request->backend_create($params);
$template->param(
whole => $backend_result,
request => $request
);
handle_commit_maybe($backend_result, $request);
}
} elsif ( $op eq 'migrate' ) {
# We're in the process of migrating a request
my $request = Koha::Illrequests->find($params->{illrequest_id});
my $backend_result;
if ( $params->{backend} ) {
my $new_request = Koha::Illrequest->new->load_backend( $params->{backend} );
$backend_result = $new_request->backend_migrate($params);
if ($backend_result) {
$template->param(
whole => $backend_result,
request => $new_request
);
$request = $new_request;
} else {
# Backend failure, redirect back to illview
print $cgi->redirect( '/cgi-bin/koha/ill/ill-requests.pl'
. '?method=illview'
. '&illrequest_id='
. $request->id
. '&error=migrate_target' );
exit;
}
}
else {
$backend_result = $request->backend_migrate($params);
$template->param(
whole => $backend_result,
request => $request
);
}
handle_commit_maybe( $backend_result, $request );
} elsif ( $op eq 'confirm' ) {
# Backend 'confirm' method
# confirm requires a specific request, so first, find it.
my $request = Koha::Illrequests->find($params->{illrequest_id});
my $backend_result = $request->backend_confirm($params);
$template->param(
whole => $backend_result,
request => $request,
);
# handle special commit rules & update type
handle_commit_maybe($backend_result, $request);
} elsif ( $op eq 'cancel' ) {
# Backend 'cancel' method
# cancel requires a specific request, so first, find it.
my $request = Koha::Illrequests->find($params->{illrequest_id});
my $backend_result = $request->backend_cancel($params);
$template->param(
whole => $backend_result,
request => $request,
);
# handle special commit rules & update type
handle_commit_maybe($backend_result, $request);
} elsif ( $op eq 'edit_action' ) {
# Handle edits to the Illrequest object.
# (not the Illrequestattributes)
# We simulate the API for backend requests for uniformity.
# So, init:
my $request = Koha::Illrequests->find($params->{illrequest_id});
if ( !$params->{stage} ) {
my $backend_result = {
error => 0,
status => '',
message => '',
method => 'edit_action',
stage => 'init',
next => '',
value => {}
};
$template->param(
whole => $backend_result,
request => $request
);
} else {
# Commit:
# Save the changes
$request->borrowernumber($params->{borrowernumber});
$request->biblio_id($params->{biblio_id});
$request->branchcode($params->{branchcode});
$request->price_paid($params->{price_paid});
$request->notesopac($params->{notesopac});
$request->notesstaff($params->{notesstaff});
my $alias = (length $params->{status_alias} > 0) ?
$params->{status_alias} :
"-1";
$request->status_alias($alias);
$request->store;
my $backend_result = {
error => 0,
status => '',
message => '',
method => 'edit_action',
stage => 'commit',
next => 'illlist',
value => {}
};
handle_commit_maybe($backend_result, $request);
}
} elsif ( $op eq 'moderate_action' ) {
# Moderate action is required for an ILL submodule / syspref.
# Currently still needs to be implemented.
redirect_to_list();
} elsif ( $op eq 'delete_confirm') {
my $request = Koha::Illrequests->find($params->{illrequest_id});
$template->param(
request => $request
);
} elsif ( $op eq 'delete' ) {
# Check if the request is confirmed, if not, redirect
# to the confirmation view
if ($params->{confirmed}) {
# We simply delete the request...
Koha::Illrequests->find( $params->{illrequest_id} )->delete;
# ... then return to list view.
redirect_to_list();
} else {
print $cgi->redirect(
"/cgi-bin/koha/ill/ill-requests.pl?" .
"method=delete_confirm&illrequest_id=" .
$params->{illrequest_id});
exit;
}
} elsif ( $op eq 'mark_completed' ) {
my $request = Koha::Illrequests->find($params->{illrequest_id});
my $backend_result = $request->mark_completed($params);
$template->param(
whole => $backend_result,
request => $request,
);
# handle special commit rules & update type
handle_commit_maybe($backend_result, $request);
} elsif ( $op eq 'generic_confirm' ) {
my $backend_result;
my $request;
try {
$request = Koha::Illrequests->find($params->{illrequest_id});
$params->{current_branchcode} = C4::Context->mybranch;
$backend_result = $request->generic_confirm($params);
$template->param(
whole => $backend_result,
request => $request,
);
# Prepare availability searching, if required
# Get the definition for the z39.50 plugin
if ( C4::Context->preference('ILLCheckAvailability') ) {
my $availability = Koha::Illrequest::Availability->new($request->metadata);
my $services = $availability->get_services({
ui_context => 'partners',
metadata => {
name => 'ILL availability - z39.50'
}
});
# Only pass availability searching stuff to the template if
# appropriate
if ( scalar @{$services} > 0 ) {
my $metadata = $availability->prep_metadata($request->metadata);
$template->param( metadata => $metadata );
$template->param(
services_json => scalar encode_json($services)
);
$template->param( services => $services );
}
}
$template->param( error => $params->{error} )
if $params->{error};
}
catch {
my $error;
if ( ref($_) eq 'Koha::Exceptions::Ill::NoTargetEmail' ) {
$error = 'no_target_email';
}
elsif ( ref($_) eq 'Koha::Exceptions::Ill::NoLibraryEmail' ) {
$error = 'no_library_email';
}
else {
$error = 'unknown_error';
}
print $cgi->redirect(
"/cgi-bin/koha/ill/ill-requests.pl?" .
"method=generic_confirm&illrequest_id=" .
$params->{illrequest_id} .
"&error=$error" );
exit;
};
# handle special commit rules & update type
handle_commit_maybe($backend_result, $request);
} elsif ( $op eq 'check_out') {
my $request = Koha::Illrequests->find($params->{illrequest_id});
my $backend_result = $request->check_out($params);
$template->param(
params => $params,
whole => $backend_result,
request => $request
);
} elsif ( $op eq 'illlist') {
# If we receive a pre-filter, make it available to the template
my $possible_filters = ['borrowernumber'];
my $active_filters = {};
foreach my $filter(@{$possible_filters}) {
if ($params->{$filter}) {
# We shouldn't need to escape $filter here since we're using
# a whitelist, but just to be sure...
$active_filters->{uri_escape_utf8($filter)} =
uri_escape_utf8(scalar $params->{$filter});
}
}
my @tpl_arr = ();
if (keys %{$active_filters}) {
foreach my $key (keys %{$active_filters}) {
push @tpl_arr, $key . "=" . $active_filters->{$key};
}
}
$template->param(
prefilters => join("&", @tpl_arr)
);
} elsif ( $op eq "save_comment" ) {
die "Wrong CSRF token" unless Koha::Token->new->check_csrf({
session_id => scalar $cgi->cookie('CGISESSID'),
token => scalar $cgi->param('csrf_token'),
});
my $comment = Koha::Illcomment->new({
illrequest_id => scalar $params->{illrequest_id},
borrowernumber => $patronnumber,
comment => scalar $params->{comment},
});
$comment->store();
# Redirect to view the whole request
print $cgi->redirect("/cgi-bin/koha/ill/ill-requests.pl?method=illview&illrequest_id=".
scalar $params->{illrequest_id}
);
exit;
} else {
my $request = Koha::Illrequests->find($params->{illrequest_id});
my $backend_result = $request->custom_capability($op, $params);
$template->param(
whole => $backend_result,
request => $request,
);
# handle special commit rules & update type
handle_commit_maybe($backend_result, $request);
}
}
$template->param(
backends => $backends,
types => [ "Book", "Article", "Journal" ],
query_type => $op,
branches => scalar Koha::Libraries->search,
);
output_html_with_http_headers( $cgi, $cookie, $template->output );
sub handle_commit_maybe {
my ( $backend_result, $request ) = @_;
# We need to special case 'commit'
if ( $backend_result->{stage} eq 'commit' ) {
if ( $backend_result->{next} eq 'illview' ) {
# Redirect to a view of the newly created request
print $cgi->redirect( '/cgi-bin/koha/ill/ill-requests.pl'
. '?method=illview'
. '&illrequest_id='
. $request->id );
exit;
}
elsif ( $backend_result->{next} eq 'emigrate' ) {
# Redirect to a view of the newly created request
print $cgi->redirect( '/cgi-bin/koha/ill/ill-requests.pl'
. '?method=migrate'
. '&stage=emigrate'
. '&illrequest_id='
. $request->id );
exit;
}
else {
# Redirect to a requests list view
redirect_to_list();
}
}
}
sub redirect_to_list {
print $cgi->redirect('/cgi-bin/koha/ill/ill-requests.pl');
exit;
}