circ/reserveratios.pl

   1 #!/usr/bin/perl
   2
   3
   4 # Copyright 2000-2002 Katipo Communications
   5 #
   6 # This file is part of Koha.
   7 #
   8 # Koha is free software; you can redistribute it and/or modify it
   9 # under the terms of the GNU General Public License as published by
  10 # the Free Software Foundation; either version 3 of the License, or
  11 # (at your option) any later version.
  12 #
  13 # Koha is distributed in the hope that it will be useful, but
  14 # WITHOUT ANY WARRANTY; without even the implied warranty of
  15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  16 # GNU General Public License for more details.
  17 #
  18 # You should have received a copy of the GNU General Public License
  19 # along with Koha; if not, see <http://www.gnu.org/licenses>.
  20
  21 use strict;
  22 use warnings;
  23
  24 use CGI qw ( -utf8 );
  25 use Date::Calc qw/Today Add_Delta_YM/;
  26
  27 use C4::Context;
  28 use C4::Output;
  29 use C4::Auth;
  30 use C4::Debug;
  31 use C4::Biblio qw/GetMarcBiblio GetRecordValue GetFrameworkCode/;
  32 use C4::Acquisition qw/GetOrdersByBiblionumber/;
  33 use Koha::DateUtils;
  34
  35 my $input = new CGI;
  36 my $startdate       = $input->param('from');
  37 my $enddate         = $input->param('to');
  38 my $ratio           = $input->param('ratio');
  39 my $include_ordered = $input->param('include_ordered');
  40
  41 my ( $template, $loggedinuser, $cookie ) = get_template_and_user(
  42     {
  43         template_name   => "circ/reserveratios.tt",
  44         query           => $input,
  45         type            => "intranet",
  46         authnotrequired => 0,
  47         flagsrequired   => { circulate => "circulate_remaining_permissions" },
  48         debug           => 1,
  49     }
  50 );
  51
  52 my $booksellerid = $input->param('booksellerid') // '';
  53 my $basketno = $input->param('basketno') // '';
  54 if ($booksellerid && $basketno) {
  55      $template->param( booksellerid => $booksellerid, basketno => $basketno );
  56 }
  57
  58 $startdate = eval { dt_from_string( $startdate ) } if $startdate;
  59 $enddate = eval { dt_from_string( $enddate ) } if $enddate;
  60
  61 my $todaysdate = dt_from_string;
  62
  63 #    A default of the prior years's holds is a reasonable way to pull holds
  64 $enddate = $todaysdate unless $enddate;
  65 $startdate = $todaysdate->clone->subtract( years => 1 ) unless $startdate;
  66
  67 if (!defined($ratio)) {
  68     $ratio = 3;
  69 }
  70 # Force to be a number
  71 $ratio += 0;
  72 if ($ratio <= 0) {
  73     $ratio = 1; # prevent division by zero
  74 }
  75
  76 my $dbh    = C4::Context->dbh;
  77 my $sqldatewhere = "";
  78 $debug and warn output_pref({ dt => $startdate, dateformat => 'iso', dateonly => 1 }) . "\n" . output_pref({ dt => $enddate, dateformat => 'iso', dateonly => 1 });
  79 my @query_params = ();
  80
  81 $sqldatewhere .= " AND reservedate >= ?";
  82 push @query_params, output_pref({ dt => $startdate, dateformat => 'iso' }) ;
  83 $sqldatewhere .= " AND reservedate <= ?";
  84 push @query_params, output_pref({ dt => $enddate, dateformat => 'iso' });
  85
  86 my $include_aqorders_qty =
  87   C4::Context->preference('AcqCreateItem') eq 'receiving'
  88   ? '+ COALESCE(aqorders.quantity, 0) - COALESCE(aqorders.quantityreceived, 0)'
  89   : q{};
  90
  91 my $include_aqorders_qty_join =
  92   C4::Context->preference('AcqCreateItem') eq 'receiving'
  93   ? 'LEFT JOIN aqorders ON reserves.biblionumber=aqorders.biblionumber'
  94   : q{};
  95
  96 my $nfl_comparison = $include_ordered ? '<=' : '=';
  97 my $strsth =
  98 "SELECT reservedate,
  99         reserves.borrowernumber as borrowernumber,
 100         reserves.biblionumber,
 101         reserves.branchcode as branch,
 102         items.holdingbranch,
 103         items.itemcallnumber,
 104         items.itemnumber,
 105         GROUP_CONCAT(DISTINCT items.itemcallnumber
 106             ORDER BY items.itemnumber SEPARATOR '|') as listcall,
 107         GROUP_CONCAT(DISTINCT homebranch
 108             ORDER BY items.itemnumber SEPARATOR '|') as homebranch_list,
 109         GROUP_CONCAT(DISTINCT holdingbranch
 110             ORDER BY items.itemnumber SEPARATOR '|') as holdingbranch_list,
 111         GROUP_CONCAT(DISTINCT items.location
 112             ORDER BY items.itemnumber SEPARATOR '|') as l_location,
 113         GROUP_CONCAT(DISTINCT items.itype
 114             ORDER BY items.itemnumber SEPARATOR '|') as l_itype,
 115
 116         reserves.found,
 117         biblio.title,
 118         biblio.author,
 119         count(DISTINCT reserves.borrowernumber) as reservecount,
 120         count(DISTINCT items.itemnumber) $include_aqorders_qty as itemcount
 121  FROM  reserves
 122  LEFT JOIN items ON items.biblionumber=reserves.biblionumber
 123  LEFT JOIN biblio ON reserves.biblionumber=biblio.biblionumber
 124  $include_aqorders_qty_join
 125  WHERE
 126  notforloan $nfl_comparison 0 AND damaged = 0 AND itemlost = 0 AND withdrawn = 0
 127  $sqldatewhere
 128 ";
 129
 130 if (C4::Context->preference('IndependentBranches')){
 131     $strsth .= " AND items.holdingbranch=? ";
 132     push @query_params, C4::Context->userenv->{'branch'};
 133 }
 134
 135 $strsth .= " GROUP BY reserves.biblionumber ORDER BY reservecount DESC";
 136
 137 $template->param(sql => $strsth);
 138 my $sth = $dbh->prepare($strsth);
 139 $sth->execute(@query_params);
 140
 141 my $ratio_atleast1 = ($ratio >= 1) ? 1 : 0;
 142 my @reservedata;
 143 while ( my $data = $sth->fetchrow_hashref ) {
 144     my $thisratio = $data->{reservecount} / $data->{itemcount};
 145     my $ratiocalc = ($thisratio / $ratio);
 146     ($thisratio / $ratio) >= 1 or next;  # TODO: tighter targeting -- get ratio limit into SQL using HAVING clause
 147     my $record = GetMarcBiblio($data->{biblionumber});
 148     $data->{subtitle} = GetRecordValue('subtitle', $record, GetFrameworkCode($data->{biblionumber}));
 149     push(
 150         @reservedata,
 151         {
 152             reservedate        => $data->{reservedate},
 153             priority           => $data->{priority},
 154             name               => $data->{borrower},
 155             title              => $data->{title},
 156             subtitle           => $data->{subtitle},
 157             author             => $data->{author},
 158             itemnum            => $data->{itemnumber},
 159             biblionumber       => $data->{biblionumber},
 160             holdingbranch      => $data->{holdingbranch},
 161             homebranch_list    => [split('\|', $data->{homebranch_list})],
 162             holdingbranch_list => [split('\|', $data->{holdingbranch_list})],
 163             branch             => $data->{branch},
 164             itemcallnumber     => $data->{itemcallnumber},
 165             location           => [split('\|', $data->{l_location})],
 166             itype              => [split('\|', $data->{l_itype})],
 167             reservecount       => $data->{reservecount},
 168             itemcount          => $data->{itemcount},
 169             ratiocalc          => sprintf( "%.0d", $ratio_atleast1 ? ( $thisratio / $ratio ) : $thisratio ),
 170             thisratio => sprintf( "%.2f", $thisratio ),
 171             thisratio_atleast1 => ( $thisratio >= 1 ) ? 1 : 0,
 172             listcall           => [split('\|', $data->{listcall})]
 173         }
 174     );
 175 }
 176
 177 for my $rd ( @reservedata ) {
 178     next unless $rd->{biblionumber};
 179     $rd->{pendingorders} = CountPendingOrdersByBiblionumber( $rd->{biblionumber} );
 180 }
 181
 182 $template->param(
 183     ratio_atleast1  => $ratio_atleast1,
 184     todaysdate      => $todaysdate,
 185     from            => $startdate,
 186     to              => $enddate,
 187     ratio           => $ratio,
 188     include_ordered => $include_ordered,
 189     reserveloop     => \@reservedata,
 190 );
 191
 192 output_html_with_http_headers $input, $cookie, $template->output;
 193
 194 sub CountPendingOrdersByBiblionumber {
 195     my $biblionumber = shift;
 196     my @orders = GetOrdersByBiblionumber( $biblionumber );
 197     my $cnt = 0;
 198     if (scalar(@orders)) {
 199         for my $order ( @orders ) {
 200             next if $order->{datecancellationprinted};
 201             my $onum = $order->{quantity} // 0;
 202             my $rnum = $order->{quantityreceived} // 0;
 203             next if $rnum >= $onum;
 204             $cnt += ($onum - $rnum);
 205         }
 206     }
 207     return $cnt;
 208 }