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 under the
   9 # terms of the GNU General Public License as published by the Free Software
  10 # Foundation; either version 2 of the License, or (at your option) any later
  11 # version.
  12 #
  13 # Koha is distributed in the hope that it will be useful, but WITHOUT ANY
  14 # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
  15 # A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License along
  18 # with Koha; if not, write to the Free Software Foundation, Inc.,
  19 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20
  21 use strict;
  22 use warnings;
  23
  24 use CGI;
  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::Dates qw/format_date format_date_in_iso/;
  31 use C4::Debug;
  32 use C4::Biblio qw/GetMarcBiblio GetRecordValue GetFrameworkCode/;
  33
  34 my $input = new CGI;
  35 my $startdate = $input->param('from');
  36 my $enddate   = $input->param('to');
  37 my $ratio     = $input->param('ratio');
  38
  39 my ( $template, $loggedinuser, $cookie ) = get_template_and_user(
  40     {
  41         template_name   => "circ/reserveratios.tmpl",
  42         query           => $input,
  43         type            => "intranet",
  44         authnotrequired => 0,
  45         flagsrequired   => { circulate => "circulate_remaining_permissions" },
  46         debug           => 1,
  47     }
  48 );
  49
  50 my ( $year, $month, $day ) = Today();
  51 my $todaysdate     = sprintf("%-04.4d-%-02.2d-%02.2d", $year, $month, $day);
  52 # Find yesterday for the default shelf pull start and end dates
  53 #    A default of the prior years's holds is a reasonable way to pull holds
  54 my $datelastyear = sprintf("%-04.4d-%-02.2d-%02.2d", Add_Delta_YM($year, $month, $day, -1, 0));
  55
  56 #               Predefine the start and end dates if they are not already defined
  57 #               Check if null, should string match, if so set start and end date to yesterday
  58 if (!defined($startdate) or $startdate !~ s/^\s*(\S+)\s*$/$1/) {   # strip spaces, remove Taint
  59         $startdate = format_date($datelastyear);
  60 }
  61 if (!defined($enddate)   or $enddate   !~ s/^\s*(\S+)\s*$/$1/) {   # strip spaces, remove Taint
  62         $enddate   = format_date($todaysdate);
  63 }
  64 if (!defined($ratio)) {
  65         $ratio = 3;
  66 }
  67 # Force to be a number
  68 $ratio += 0;
  69 if ($ratio <= 0) {
  70     $ratio = 1; # prevent division by zero
  71 }
  72
  73 my $dbh    = C4::Context->dbh;
  74 my $sqldatewhere = "";
  75 $debug and warn format_date_in_iso($startdate) . "\n" . format_date_in_iso($enddate);
  76 my @query_params = ();
  77 if ($startdate) {
  78     $sqldatewhere .= " AND reservedate >= ?";
  79     push @query_params, format_date_in_iso($startdate);
  80 }
  81 if ($enddate) {
  82     $sqldatewhere .= " AND reservedate <= ?";
  83     push @query_params, format_date_in_iso($enddate);
  84 }
  85
  86 my $strsth =
  87 "SELECT reservedate,
  88         reserves.borrowernumber as borrowernumber,
  89         reserves.biblionumber,
  90         reserves.branchcode as branch,
  91         items.holdingbranch,
  92         items.itemcallnumber,
  93         items.itemnumber,
  94         GROUP_CONCAT(DISTINCT items.itemcallnumber
  95                         ORDER BY items.itemnumber SEPARATOR '<br/>') as listcall,
  96         GROUP_CONCAT(DISTINCT holdingbranch
  97                         ORDER BY items.itemnumber SEPARATOR '<br/>') as listbranch,
  98         GROUP_CONCAT(DISTINCT items.location
  99                         ORDER BY items.itemnumber SEPARATOR '<br/>') as l_location,
 100         GROUP_CONCAT(DISTINCT items.itype
 101                         ORDER BY items.itemnumber SEPARATOR '<br/>') as l_itype,
 102         notes,
 103         reserves.found,
 104         biblio.title,
 105         biblio.author,
 106         count(DISTINCT reserves.borrowernumber) as reservecount,
 107         count(DISTINCT items.itemnumber) as itemcount
 108  FROM  reserves
 109  LEFT JOIN items ON items.biblionumber=reserves.biblionumber
 110  LEFT JOIN biblio ON reserves.biblionumber=biblio.biblionumber
 111  WHERE
 112  notforloan = 0 AND damaged = 0 AND itemlost = 0 AND withdrawn = 0
 113  $sqldatewhere
 114 ";
 115
 116 if (C4::Context->preference('IndependentBranches')){
 117     $strsth .= " AND items.holdingbranch=? ";
 118     push @query_params, C4::Context->userenv->{'branch'};
 119 }
 120
 121 $strsth .= " GROUP BY reserves.biblionumber ORDER BY reservecount DESC";
 122
 123 $template->param(sql => $strsth);
 124 my $sth = $dbh->prepare($strsth);
 125 $sth->execute(@query_params);
 126
 127 my $ratio_atleast1 = ($ratio >= 1) ? 1 : 0;
 128 my @reservedata;
 129 while ( my $data = $sth->fetchrow_hashref ) {
 130     my $thisratio = $data->{reservecount} / $data->{itemcount};
 131     my $ratiocalc = ($thisratio / $ratio);
 132     ($thisratio / $ratio) >= 1 or next;  # TODO: tighter targeting -- get ratio limit into SQL using HAVING clause
 133     my $record = GetMarcBiblio($data->{biblionumber});
 134     $data->{subtitle} = GetRecordValue('subtitle', $record, GetFrameworkCode($data->{biblionumber}));
 135     push(
 136         @reservedata,
 137         {
 138             reservedate      => format_date( $data->{reservedate} ),
 139             priority         => $data->{priority},
 140             name             => $data->{borrower},
 141             title            => $data->{title},
 142             subtitle            => $data->{subtitle},
 143             author           => $data->{author},
 144             notes            => $data->{notes},
 145             itemnum          => $data->{itemnumber},
 146             biblionumber     => $data->{biblionumber},
 147             holdingbranch    => $data->{holdingbranch},
 148             listbranch       => $data->{listbranch},
 149             branch           => $data->{branch},
 150             itemcallnumber   => $data->{itemcallnumber},
 151             location         => $data->{l_location},
 152             itype            => $data->{l_itype},
 153             reservecount     => $data->{reservecount},
 154             itemcount        => $data->{itemcount},
 155             ratiocalc        => sprintf("%.0d", $ratio_atleast1 ? ($thisratio / $ratio) : $thisratio),
 156             thisratio        => sprintf("%.2f", $thisratio),
 157             thisratio_atleast1 => ($thisratio >= 1) ? 1 : 0,
 158             listcall         => $data->{listcall}
 159         }
 160     );
 161 }
 162
 163 $template->param(
 164     ratio_atleast1  => $ratio_atleast1,
 165     todaysdate      => format_date($todaysdate),
 166     from            => $startdate,
 167     to              => $enddate,
 168     ratio           => $ratio,
 169     reserveloop     => \@reservedata,
 170 );
 171
 172 output_html_with_http_headers $input, $cookie, $template->output;