ill/ill-requests.pl

   1 #!/usr/bin/perl
   2
   3 # Copyright 2013 PTFS-Europe Ltd and Mark Gavillet
   4 # Copyright 2014 PTFS-Europe Ltd
   5 #
   6 # This file is part of Koha.
   7 # Koha is free software; you can redistribute it and/or modify it under the
   8 # terms of the GNU General Public License as published by the Free Software
   9 # Foundation; either version 3 of the License, or (at your option) any later
  10 # version.
  11 #
  12 # Koha is distributed in the hope that it will be useful, but WITHOUT ANY
  13 # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
  14 # A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License along
  17 # with Koha; if not, write to the Free Software Foundation, Inc.,
  18 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19
  20 use Modern::Perl;
  21
  22 use CGI;
  23
  24 use C4::Auth;
  25 use C4::Output;
  26 use Koha::AuthorisedValues;
  27 use Koha::Illrequests;
  28 use Koha::Libraries;
  29
  30 use Try::Tiny;
  31
  32 our $cgi = CGI->new;
  33 my $illRequests = Koha::Illrequests->new;
  34
  35 # Grab all passed data
  36 # 'our' since Plack changes the scoping
  37 # of 'my'
  38 our $params = $cgi->Vars();
  39
  40 # Leave immediately if ILLModule is disabled
  41 unless ( C4::Context->preference('ILLModule') ) {
  42     print $cgi->redirect("/cgi-bin/koha/errors/404.pl");
  43     exit;
  44 }
  45
  46 my $op = $params->{method} || 'illlist';
  47
  48 my ( $template, $patronnumber, $cookie ) = get_template_and_user( {
  49     template_name => 'ill/ill-requests.tt',
  50     query         => $cgi,
  51     type          => 'intranet',
  52     flagsrequired => { ill => '*' },
  53 } );
  54
  55 # Are we able to actually work?
  56 my $backends = Koha::Illrequest::Config->new->available_backends;
  57 my $backends_available = ( scalar @{$backends} > 0 );
  58 $template->param( backends_available => $backends_available );
  59
  60 if ( $backends_available ) {
  61     if ( $op eq 'illview' ) {
  62         # View the details of an ILL
  63         my $request = Koha::Illrequests->find($params->{illrequest_id});
  64
  65         $template->param(
  66             request => $request
  67         );
  68
  69     } elsif ( $op eq 'create' ) {
  70         # We're in the process of creating a request
  71         my $request = Koha::Illrequest->new->load_backend( $params->{backend} );
  72         my $backend_result = $request->backend_create($params);
  73         $template->param(
  74             whole   => $backend_result,
  75             request => $request
  76         );
  77         handle_commit_maybe($backend_result, $request);
  78
  79     } elsif ( $op eq 'confirm' ) {
  80         # Backend 'confirm' method
  81         # confirm requires a specific request, so first, find it.
  82         my $request = Koha::Illrequests->find($params->{illrequest_id});
  83         my $backend_result = $request->backend_confirm($params);
  84         $template->param(
  85             whole   => $backend_result,
  86             request => $request,
  87         );
  88
  89         # handle special commit rules & update type
  90         handle_commit_maybe($backend_result, $request);
  91
  92     } elsif ( $op eq 'cancel' ) {
  93         # Backend 'cancel' method
  94         # cancel requires a specific request, so first, find it.
  95         my $request = Koha::Illrequests->find($params->{illrequest_id});
  96         my $backend_result = $request->backend_cancel($params);
  97         $template->param(
  98             whole   => $backend_result,
  99             request => $request,
 100         );
 101
 102         # handle special commit rules & update type
 103         handle_commit_maybe($backend_result, $request);
 104
 105     } elsif ( $op eq 'edit_action' ) {
 106         # Handle edits to the Illrequest object.
 107         # (not the Illrequestattributes)
 108         # We simulate the API for backend requests for uniformity.
 109         # So, init:
 110         my $request = Koha::Illrequests->find($params->{illrequest_id});
 111         if ( !$params->{stage} ) {
 112             my $backend_result = {
 113                 error   => 0,
 114                 status  => '',
 115                 message => '',
 116                 method  => 'edit_action',
 117                 stage   => 'init',
 118                 next    => '',
 119                 value   => {}
 120             };
 121             $template->param(
 122                 whole   => $backend_result,
 123                 request => $request
 124             );
 125         } else {
 126             # Commit:
 127             # Save the changes
 128             $request->borrowernumber($params->{borrowernumber});
 129             $request->biblio_id($params->{biblio_id});
 130             $request->branchcode($params->{branchcode});
 131             $request->notesopac($params->{notesopac});
 132             $request->notesstaff($params->{notesstaff});
 133             $request->store;
 134             my $backend_result = {
 135                 error   => 0,
 136                 status  => '',
 137                 message => '',
 138                 method  => 'edit_action',
 139                 stage   => 'commit',
 140                 next    => 'illlist',
 141                 value   => {}
 142             };
 143             handle_commit_maybe($backend_result, $request);
 144         }
 145
 146     } elsif ( $op eq 'moderate_action' ) {
 147         # Moderate action is required for an ILL submodule / syspref.
 148         # Currently still needs to be implemented.
 149         redirect_to_list();
 150
 151     } elsif ( $op eq 'delete_confirm') {
 152         my $request = Koha::Illrequests->find($params->{illrequest_id});
 153
 154         $template->param(
 155             request => $request
 156         );
 157
 158     } elsif ( $op eq 'delete' ) {
 159
 160         # Check if the request is confirmed, if not, redirect
 161         # to the confirmation view
 162         if ($params->{confirmed}) {
 163             # We simply delete the request...
 164             Koha::Illrequests->find( $params->{illrequest_id} )->delete;
 165             # ... then return to list view.
 166             redirect_to_list();
 167         } else {
 168             print $cgi->redirect(
 169                 "/cgi-bin/koha/ill/ill-requests.pl?" .
 170                 "method=delete_confirm&illrequest_id=" .
 171                 $params->{illrequest_id});
 172             exit;
 173         }
 174
 175     } elsif ( $op eq 'mark_completed' ) {
 176         my $request = Koha::Illrequests->find($params->{illrequest_id});
 177         my $backend_result = $request->mark_completed($params);
 178         $template->param(
 179             whole => $backend_result,
 180             request => $request,
 181         );
 182
 183         # handle special commit rules & update type
 184         handle_commit_maybe($backend_result, $request);
 185
 186     } elsif ( $op eq 'generic_confirm' ) {
 187         try {
 188             my $request = Koha::Illrequests->find($params->{illrequest_id});
 189             $params->{current_branchcode} = C4::Context->mybranch;
 190             my $backend_result = $request->generic_confirm($params);
 191             $template->param(
 192                 whole => $backend_result,
 193                 request => $request,
 194             );
 195             $template->param( error => $params->{error} )
 196                 if $params->{error};
 197
 198             # handle special commit rules & update type
 199             handle_commit_maybe($backend_result, $request);
 200         }
 201         catch {
 202             my $error;
 203             if ( $_->isa( 'Koha::Exceptions::Ill::NoTargetEmail' ) ) {
 204                 $error = 'no_target_email';
 205             }
 206             elsif ( $_->isa( 'Koha::Exceptions::Ill::NoLibraryEmail' ) ) {
 207                 $error = 'no_library_email';
 208             }
 209             else {
 210                 $error = 'unknown_error';
 211             }
 212             print $cgi->redirect(
 213                 "/cgi-bin/koha/ill/ill-requests.pl?" .
 214                 "method=generic_confirm&illrequest_id=" .
 215                 $params->{illrequest_id} .
 216                 "&error=$error" );
 217             exit;
 218         };
 219     } elsif ( $op eq 'illlist') {
 220
 221         # If we receive a pre-filter, make it available to the template
 222         my $possible_filters = ['borrowernumber'];
 223         my $active_filters = [];
 224         foreach my $filter(@{$possible_filters}) {
 225             if ($params->{$filter}) {
 226                 push @{$active_filters},
 227                     { name => $filter, value => $params->{$filter}};
 228             }
 229         }
 230         if (scalar @{$active_filters} > 0) {
 231             $template->param(
 232                 prefilters => $active_filters
 233             );
 234         }
 235     } else {
 236         my $request = Koha::Illrequests->find($params->{illrequest_id});
 237         my $backend_result = $request->custom_capability($op, $params);
 238         $template->param(
 239             whole => $backend_result,
 240             request => $request,
 241         );
 242
 243         # handle special commit rules & update type
 244         handle_commit_maybe($backend_result, $request);
 245     }
 246 }
 247
 248 $template->param(
 249     backends   => $backends,
 250     media      => [ "Book", "Article", "Journal" ],
 251     query_type => $op,
 252     branches   => Koha::Libraries->search
 253 );
 254
 255 output_html_with_http_headers( $cgi, $cookie, $template->output );
 256
 257 sub handle_commit_maybe {
 258     my ( $backend_result, $request ) = @_;
 259     # We need to special case 'commit'
 260     if ( $backend_result->{stage} eq 'commit' ) {
 261         if ( $backend_result->{next} eq 'illview' ) {
 262             # Redirect to a view of the newly created request
 263             print $cgi->redirect(
 264                 '/cgi-bin/koha/ill/ill-requests.pl?method=illview&illrequest_id='.
 265                 $request->id
 266             );
 267         } else {
 268             # Redirect to a requests list view
 269             redirect_to_list();
 270         }
 271     }
 272 }
 273
 274 sub redirect_to_list {
 275     print $cgi->redirect('/cgi-bin/koha/ill/ill-requests.pl');
 276     exit;
 277 }