From 4f8c51c90e5690cf5857bc8c2e8df51d3ac84e7f Mon Sep 17 00:00:00 2001
From: Slava Shishkin <slavashishkin@gmail.com>
Date: Sun, 24 Apr 2022 00:51:00 +0300
Subject: [PATCH] Bug 28269: Add feature to search Acquisitions Orders by ISSN

- add search form field for ISSN number
- add search logic including ISSN variations search
  if SearchWithISSNVariations preference is set
---
 C4/Acquisition.pm                             | 22 +++++++++++++++++++
 acqui/histsearch.pl                           |  1 +
 .../prog/en/includes/filter-orders.inc        |  1 +
 3 files changed, 24 insertions(+)

diff --git a/C4/Acquisition.pm b/C4/Acquisition.pm
index 76b6e647c6..d5bc67f884 100644
--- a/C4/Acquisition.pm
+++ b/C4/Acquisition.pm
@@ -2083,6 +2083,7 @@ sub GetHistory {
     my $title = $params{title};
     my $author = $params{author};
     my $isbn   = $params{isbn};
+    my $issn   = $params{issn};
     my $ean    = $params{ean};
     my $name = $params{name};
     my $internalnote = $params{internalnote};
@@ -2124,6 +2125,20 @@ sub GetHistory {
         }
     }
 
+    #get variation of issn
+    my @issn_params;
+    my @issns;
+    if ($issn){
+        if ( C4::Context->preference("SearchWithISSNVariations") ){
+            @issns = C4::Koha::GetVariationsOfISSN( $issn );
+            push @issn_params, ('?') x @issns;
+        }
+        unless (@issns){
+            push @issns, $issn;
+            push @issn_params, '?';
+        }
+    }
+
     my $dbh   = C4::Context->dbh;
     my $query ="
         SELECT
@@ -2202,6 +2217,13 @@ sub GetHistory {
         }
     }
 
+    if ( @issns ) {
+        $query .= " AND ( biblioitems.issn LIKE " . join (" OR biblioitems.issn LIKE ", @issn_params ) . ")";
+        foreach my $isn (@issns){
+            push @query_params, "%$isn%";
+        }
+    }
+
     if ( $ean ) {
         $query .= " AND biblioitems.ean = ? ";
         push @query_params, "$ean";
diff --git a/acqui/histsearch.pl b/acqui/histsearch.pl
index e1bdb3851f..ff00c28442 100755
--- a/acqui/histsearch.pl
+++ b/acqui/histsearch.pl
@@ -75,6 +75,7 @@ my $filters = {
     title                   => scalar $input->param('title'),
     author                  => scalar $input->param('author'),
     isbn                    => scalar $input->param('isbn'),
+    issn                    => scalar $input->param('issn'),
     name                    => scalar $input->param('name'),
     internalnote            => scalar $input->param('internalnote'),
     vendornote              => scalar $input->param('vendornote'),
diff --git a/koha-tmpl/intranet-tmpl/prog/en/includes/filter-orders.inc b/koha-tmpl/intranet-tmpl/prog/en/includes/filter-orders.inc
index 2ba0802684..84db77943d 100644
--- a/koha-tmpl/intranet-tmpl/prog/en/includes/filter-orders.inc
+++ b/koha-tmpl/intranet-tmpl/prog/en/includes/filter-orders.inc
@@ -6,6 +6,7 @@
     <li><label for="title">Title: </label> <input type="text" name="title" id="title" value="[% filters.title | html %]" /></li>
     <li><label for="author">Author: </label> <input type="text" name="author" id="author" value="[% filters.author | html %]" /></li>
     <li><label for="isbn">ISBN: </label> <input type="text" name="isbn" id="isbn" value="[% filters.isbn | html %]" /></li>
+    <li><label for="isbn">ISSN: </label> <input type="text" name="issn" id="issn" value="[% filters.issn | html %]" /></li>
             [% IF Koha.Preference('marcflavour') == 'UNIMARC' %]
     <li><label for="ean">EAN: </label> <input type="text" name="ean" id="ean" value="[% filters.ean | html %]" /></li>
             [% END %]
-- 
2.35.1