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 with
  18 # Koha; if not, write to the Free Software Foundation, Inc., 59 Temple Place,
  19 # Suite 330, Boston, MA  02111-1307 USA
  20
  21 use strict;
  22 use warnings;
  23
  24 use C4::Context;
  25 use C4::Output;
  26 use CGI;
  27 use C4::Auth;
  28 use C4::Dates qw/format_date format_date_in_iso/;
  29 use C4::Debug;
  30 use Date::Calc qw/Today Add_Delta_YM/;
  31
  32 my $input = new CGI;
  33 my $order     = $input->param('order') || '';
  34 my $startdate = $input->param('from');
  35 my $enddate   = $input->param('to');
  36 my $ratio     = $input->param('ratio');
  37
  38 my ( $template, $loggedinuser, $cookie ) = get_template_and_user(
  39     {
  40         template_name   => "circ/reserveratios.tmpl",
  41         query           => $input,
  42         type            => "intranet",
  43         authnotrequired => 0,
  44         flagsrequired   => { circulate => "circulate_remaining_permissions" },
  45         debug           => 1,
  46     }
  47 );
  48
  49 my ( $year, $month, $day ) = Today();
  50 my $todaysdate     = sprintf("%-04.4d-%-02.2d-%02.2d", $year, $month, $day);
  51 # Find yesterday for the default shelf pull start and end dates
  52 #    A default of the prior years's holds is a reasonable way to pull holds
  53 my $datelastyear = sprintf("%-04.4d-%-02.2d-%02.2d", Add_Delta_YM($year, $month, $day, -1, 0));
  54
  55 #               Predefine the start and end dates if they are not already defined
  56 #               Check if null, should string match, if so set start and end date to yesterday
  57 if (!defined($startdate) or $startdate !~ s/^\s*(\S+)\s*$/$1/) {   # strip spaces, remove Taint
  58         $startdate = format_date($datelastyear);
  59 }
  60 if (!defined($enddate)   or $enddate   !~ s/^\s*(\S+)\s*$/$1/) {   # strip spaces, remove Taint
  61         $enddate   = format_date($todaysdate);
  62 }
  63 if (!defined($ratio)     or $ratio     !~ s/^\s*(0?\.?\d+)(\.0*)?\s*$/$1/) {   # strip spaces, remove Taint
  64         $ratio = 3;
  65 }
  66 if ($ratio == 0) {
  67     $ratio = 1; # prevent division by zero
  68 }
  69
  70 my $dbh    = C4::Context->dbh;
  71 my ($sqlorderby, $sqldatewhere) = ("","");
  72 $debug and warn format_date_in_iso($startdate) . "\n" . format_date_in_iso($enddate);
  73 my @query_params = ();
  74 if ($startdate) {
  75     $sqldatewhere .= " AND reservedate >= ?";
  76     push @query_params, format_date_in_iso($startdate);
  77 }
  78 if ($enddate) {
  79     $sqldatewhere .= " AND reservedate <= ?";
  80     push @query_params, format_date_in_iso($enddate);
  81 }
  82
  83 if ($order eq "biblio") {
  84         $sqlorderby = " ORDER BY biblio.title, holdingbranch, listcall, l_location ";
  85 } elsif ($order eq "callnumber") {
  86     $sqlorderby = " ORDER BY listcall, holdingbranch, l_location ";
  87 } elsif ($order eq "itemcount") {
  88     $sqlorderby = " ORDER BY itemcount, reservecount ";
  89 } elsif ($order eq "itype") {
  90     $sqlorderby = " ORDER BY l_itype, holdingbranch, listcall ";
  91 } elsif ($order eq "location") {
  92     $sqlorderby = " ORDER BY l_location, holdingbranch, listcall ";
  93 } elsif ($order eq "reservecount") {
  94     $sqlorderby = " ORDER BY reservecount DESC ";
  95 } elsif ($order eq "branch") {
  96     $sqlorderby = " ORDER BY holdingbranch, l_location, listcall ";
  97 } else {
  98         $sqlorderby = " ORDER BY reservecount DESC ";
  99 }
 100 my $strsth =
 101 "SELECT reservedate,
 102         reserves.borrowernumber as borrowernumber,
 103         reserves.biblionumber,
 104         reserves.branchcode as branch,
 105         items.holdingbranch,
 106         items.itemcallnumber,
 107         items.itemnumber,
 108         GROUP_CONCAT(DISTINCT items.itemcallnumber
 109                         ORDER BY items.itemnumber SEPARATOR '<br/>') as listcall,
 110         GROUP_CONCAT(DISTINCT holdingbranch
 111                         ORDER BY items.itemnumber SEPARATOR '<br/>') as listbranch,
 112         GROUP_CONCAT(DISTINCT items.location
 113                         ORDER BY items.itemnumber SEPARATOR '<br/>') as l_location,
 114         GROUP_CONCAT(DISTINCT items.itype
 115                         ORDER BY items.itemnumber SEPARATOR '<br/>') as l_itype,
 116         notes,
 117         reserves.found,
 118         biblio.title,
 119         biblio.author,
 120         count(DISTINCT reserves.borrowernumber) as reservecount,
 121         count(DISTINCT items.itemnumber) as itemcount
 122  FROM  reserves
 123  LEFT JOIN items ON items.biblionumber=reserves.biblionumber
 124  LEFT JOIN biblio ON reserves.biblionumber=biblio.biblionumber
 125  WHERE
 126 notforloan = 0 AND damaged = 0 AND itemlost = 0 AND wthdrawn = 0
 127  $sqldatewhere
 128 ";
 129
 130 if (C4::Context->preference('IndependantBranches')){
 131         $strsth .= " AND items.holdingbranch=? ";
 132     push @query_params, C4::Context->userenv->{'branch'};
 133 }
 134
 135 $strsth .= " GROUP BY reserves.biblionumber " . $sqlorderby;
 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     push(
 148         @reservedata,
 149         {
 150             reservedate      => format_date( $data->{reservedate} ),
 151             priority         => $data->{priority},
 152             name             => $data->{borrower},
 153             title            => $data->{title},
 154             author           => $data->{author},
 155             notes            => $data->{notes},
 156             itemnum          => $data->{itemnumber},
 157             biblionumber     => $data->{biblionumber},
 158             holdingbranch    => $data->{holdingbranch},
 159             listbranch       => $data->{listbranch},
 160             branch           => $data->{branch},
 161             itemcallnumber   => $data->{itemcallnumber},
 162             location         => $data->{l_location},
 163             itype            => $data->{l_itype},
 164             reservecount     => $data->{reservecount},
 165             itemcount        => $data->{itemcount},
 166             ratiocalc        => sprintf("%.0d", $ratio_atleast1 ? ($thisratio / $ratio) : $thisratio),
 167             thisratio        => sprintf("%.2f", $thisratio),
 168             thisratio_atleast1 => ($thisratio >= 1) ? 1 : 0,
 169             listcall         => $data->{listcall}
 170         }
 171     );
 172 }
 173
 174 $template->param(
 175     ratio_atleast1  => $ratio_atleast1,
 176     todaysdate      => format_date($todaysdate),
 177     from            => $startdate,
 178     to              => $enddate,
 179     ratio           => $ratio,
 180     reserveloop     => \@reservedata,
 181     DHTMLcalendar_dateformat =>  C4::Dates->DHTMLcalendar(),
 182 );
 183
 184 output_html_with_http_headers $input, $cookie, $template->output;