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package Koha::CourseReserves; |
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# This file is part of Koha. |
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# |
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# Koha is free software; you can redistribute it and/or modify it under the |
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# terms of the GNU General Public License as published by the Free Software |
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# Foundation; either version 2 of the License, or (at your option) any later |
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# version. |
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# |
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# Koha is distributed in the hope that it will be useful, but WITHOUT ANY |
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR |
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# A PARTICULAR PURPOSE. See the GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License along with |
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# Koha; if not, write to the Free Software Foundation, Inc., 59 Temple Place, |
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# Suite 330, Boston, MA 02111-1307 USA |
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|
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use Modern::Perl; |
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|
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require Exporter; |
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|
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use C4::Context; |
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use C4::Items qw(GetItem ModItem); |
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use C4::Biblio qw(GetBiblioFromItemNumber); |
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use C4::Circulation qw(GetOpenIssue); |
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|
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use vars qw($VERSION @ISA @EXPORT @EXPORT_OK %EXPORT_TAGS $DEBUG @FIELDS); |
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|
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BEGIN { |
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@ISA = qw(Exporter); |
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@EXPORT = qw( |
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&GetCourse |
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&ModCourse |
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&GetCourses |
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&DelCourse |
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|
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&GetCourseInstructors |
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&ModCourseInstructors |
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|
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&GetCourseItem |
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&ModCourseItem |
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|
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&GetCourseReserve |
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&ModCourseReserve |
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&GetCourseReserves |
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&DelCourseReserve |
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|
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&SearchCourses |
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|
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&GetItemReservesInfo |
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); |
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|
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$DEBUG = 0; |
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@FIELDS = ( 'itype', 'ccode', 'holdingbranch', 'location' ); |
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} |
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|
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=head1 NAME |
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|
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Koha::CourseReserves - Koha course reserves module |
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|
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=head1 SYNOPSIS |
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|
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use Koha::CourseReserves; |
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|
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=head1 DESCRIPTION |
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|
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This module deals with course reserves. |
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|
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=head1 FUNCTIONS |
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|
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=head2 GetCourse |
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|
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$course = GetCourse( $course_id ); |
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|
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=cut |
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|
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sub GetCourse { |
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my ($course_id) = @_; |
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warn whoami() . "( $course_id )" if $DEBUG; |
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|
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my $query = "SELECT * FROM courses WHERE course_id = ?"; |
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my $dbh = C4::Context->dbh; |
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my $sth = $dbh->prepare($query); |
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$sth->execute($course_id); |
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|
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my $course = $sth->fetchrow_hashref(); |
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|
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$query = " |
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SELECT b.* FROM course_instructors ci |
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LEFT JOIN borrowers b ON ( ci.borrowernumber = b.borrowernumber ) |
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WHERE course_id = ? |
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"; |
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$sth = $dbh->prepare($query); |
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$sth->execute($course_id); |
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$course->{'instructors'} = $sth->fetchall_arrayref( {} ); |
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|
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return $course; |
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} |
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|
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=head2 ModCourse |
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|
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ModCourse( [ course_id => $id ] [, course_name => $course_name ] [etc...] ); |
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|
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=cut |
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|
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sub ModCourse { |
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my (%params) = @_; |
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warn identify_myself(%params) if $DEBUG; |
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|
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my $dbh = C4::Context->dbh; |
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|
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my $course_id; |
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if ( defined $params{'course_id'} ) { |
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$course_id = $params{'course_id'}; |
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delete $params{'course_id'}; |
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} |
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|
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my @query_keys; |
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my @query_values; |
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|
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my $query; |
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|
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$query .= ($course_id) ? ' UPDATE ' : ' INSERT '; |
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$query .= ' courses SET '; |
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|
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foreach my $key ( keys %params ) { |
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push( @query_keys, "$key=?" ); |
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push( @query_values, $params{$key} ); |
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} |
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$query .= join( ',', @query_keys ); |
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|
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if ($course_id) { |
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$query .= " WHERE course_id = ?"; |
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push( @query_values, $course_id ); |
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} |
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|
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$dbh->do( $query, undef, @query_values ); |
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|
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$course_id = $course_id |
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|| $dbh->last_insert_id( undef, undef, 'courses', 'course_id' ); |
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|
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EnableOrDisableCourseItems( |
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course_id => $course_id, |
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enabled => $params{'enabled'} |
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); |
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|
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return $course_id; |
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} |
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|
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=head2 GetCourses |
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|
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@courses = GetCourses( [ fieldname => $value ] [, fieldname2 => $value2 ] [etc...] ); |
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|
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=cut |
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|
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sub GetCourses { |
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my (%params) = @_; |
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warn identify_myself(%params) if $DEBUG; |
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|
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my @query_keys; |
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my @query_values; |
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|
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my $query = " |
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SELECT courses.* |
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FROM courses |
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LEFT JOIN course_reserves ON course_reserves.course_id = courses.course_id |
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LEFT JOIN course_items ON course_items.ci_id = course_reserves.ci_id |
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"; |
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|
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if ( keys %params ) { |
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|
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$query .= " WHERE "; |
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|
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foreach my $key ( keys %params ) { |
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push( @query_keys, " $key LIKE ? " ); |
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push( @query_values, $params{$key} ); |
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} |
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|
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$query .= join( ' AND ', @query_keys ); |
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} |
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|
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$query .= " GROUP BY courses.course_id "; |
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|
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my $dbh = C4::Context->dbh; |
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my $sth = $dbh->prepare($query); |
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$sth->execute(@query_values); |
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|
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my $courses = $sth->fetchall_arrayref( {} ); |
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|
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foreach my $c (@$courses) { |
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$c->{'instructors'} = GetCourseInstructors( $c->{'course_id'} ); |
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} |
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|
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return $courses; |
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} |
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|
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=head2 DelCourse |
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|
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DelCourse( $course_id ); |
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|
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=cut |
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|
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sub DelCourse { |
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my ($course_id) = @_; |
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|
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my $course_reserves = GetCourseReserves( course_id => $course_id ); |
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|
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foreach my $res (@$course_reserves) { |
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DelCourseReserve( cr_id => $res->{'cr_id'} ); |
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} |
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|
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my $query = " |
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DELETE FROM courses |
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WHERE course_id = ? |
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"; |
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C4::Context->dbh->do( $query, undef, $course_id ); |
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} |
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|
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=head2 EnableOrDisableCourseItems |
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|
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EnableOrDisableCourseItems( course_id => $course_id, enabled => $enabled ); |
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|
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For each item on reserve for this course, |
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if the course item has no active course reserves, |
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swap the fields for the item to make it 'normal' |
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again. |
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|
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enabled => 'yes' to enable course items |
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enabled => 'no' to disable course items |
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|
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=cut |
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|
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sub EnableOrDisableCourseItems { |
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my (%params) = @_; |
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warn identify_myself(%params) if $DEBUG; |
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|
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my $course_id = $params{'course_id'}; |
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my $enabled = $params{'enabled'}; |
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|
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my $lookfor = ( $enabled eq 'yes' ) ? 'no' : 'yes'; |
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|
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return unless ( $course_id && $enabled ); |
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return unless ( $enabled eq 'yes' || $enabled eq 'no' ); |
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|
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my $course_reserves = GetCourseReserves( course_id => $course_id ); |
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|
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if ( $enabled eq 'yes' ) { |
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foreach my $course_reserve (@$course_reserves) { |
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if ( |
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CountCourseReservesForItem( |
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ci_id => $course_reserve->{'ci_id'}, |
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enabled => 'yes' |
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) |
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) |
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{ |
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EnableOrDisableCourseItem( |
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ci_id => $course_reserve->{'ci_id'}, |
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enabled => 'yes', |
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); |
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} |
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} |
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} |
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if ( $enabled eq 'no' ) { |
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foreach my $course_reserve (@$course_reserves) { |
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unless ( |
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CountCourseReservesForItem( |
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ci_id => $course_reserve->{'ci_id'}, |
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enabled => 'yes' |
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) |
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) |
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{ |
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EnableOrDisableCourseItem( |
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ci_id => $course_reserve->{'ci_id'}, |
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enabled => 'no', |
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); |
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} |
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} |
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} |
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} |
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|
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=head2 EnableOrDisableCourseItem |
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|
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EnableOrDisableCourseItem( ci_id => $ci_id, enabled => $enabled ); |
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|
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enabled => 'yes' to enable course items |
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enabled => 'no' to disable course items |
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|
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=cut |
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|
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sub EnableOrDisableCourseItem { |
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my (%params) = @_; |
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warn identify_myself(%params) if $DEBUG; |
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|
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my $ci_id = $params{'ci_id'}; |
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my $enabled = $params{'enabled'}; |
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|
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return unless ( $ci_id && $enabled ); |
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return unless ( $enabled eq 'yes' || $enabled eq 'no' ); |
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|
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my $course_item = GetCourseItem( ci_id => $ci_id ); |
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|
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## We don't want to 'enable' an already enabled item, |
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## or disable and already disabled item, |
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## as that would cause the fields to swap |
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if ( $course_item->{'enabled'} ne $enabled ) { |
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_SwapAllFields($ci_id); |
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|
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my $query = " |
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UPDATE course_items |
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SET enabled = ? |
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WHERE ci_id = ? |
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"; |
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|
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C4::Context->dbh->do( $query, undef, $enabled, $ci_id ); |
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|
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} |
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|
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} |
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|
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=head2 GetCourseInstructors |
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|
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@borrowernumbers = GetCourseInstructors( $course_id ); |
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|
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=cut |
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|
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sub GetCourseInstructors { |
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my ($course_id) = @_; |
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warn "Koha::CourseReserves::GetCourseInstructors( $course_id )" |
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if $DEBUG; |
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|
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my $query = " |
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SELECT * FROM borrowers |
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RIGHT JOIN course_instructors ON ( course_instructors.borrowernumber = borrowers.borrowernumber ) |
| 334 |
WHERE course_instructors.course_id = ? |
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"; |
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|
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my $dbh = C4::Context->dbh; |
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my $sth = $dbh->prepare($query); |
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$sth->execute($course_id); |
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|
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return $sth->fetchall_arrayref( {} ); |
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} |
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|
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=head2 ModCourseInstructors |
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|
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ModCourseInstructors( mode => $mode, course_id => $course_id, [ cardnumbers => $cardnumbers ] OR [ borrowernumbers => $borrowernumbers ); |
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|
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$mode can be 'replace', 'add', or 'delete' |
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|
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$cardnumbers and $borrowernumbers are both references to arrays |
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|
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Use either cardnumbers or borrowernumber, but not both. |
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|
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=cut |
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|
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sub ModCourseInstructors { |
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my (%params) = @_; |
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warn identify_myself(%params) if $DEBUG; |
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|
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my $course_id = $params{'course_id'}; |
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my $mode = $params{'mode'}; |
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my $cardnumbers = $params{'cardnumbers'}; |
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my $borrowernumbers = $params{'borrowernumbers'}; |
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|
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return unless ($course_id); |
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return |
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unless ( $mode eq 'replace' |
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|| $mode eq 'add' |
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|| $mode eq 'delete' ); |
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return unless ( $cardnumbers || $borrowernumbers ); |
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return if ( $cardnumbers && $borrowernumbers ); |
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|
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my @cardnumbers = @$cardnumbers if ( ref($cardnumbers) eq 'ARRAY' ); |
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my @borrowernumbers = @$borrowernumbers |
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if ( ref($borrowernumbers) eq 'ARRAY' ); |
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|
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my $field = (@cardnumbers) ? 'cardnumber' : 'borrowernumber'; |
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my @fields = (@cardnumbers) ? @cardnumbers : @borrowernumbers; |
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my $placeholders = join( ',', ('?') x scalar @fields ); |
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|
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my $dbh = C4::Context->dbh; |
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|
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$dbh->do( "DELETE FROM course_instructors WHERE course_id = ?", |
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undef, $course_id ) |
| 385 |
if ( $mode eq 'replace' ); |
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|
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my $query; |
| 388 |
|
| 389 |
if ( $mode eq 'add' || $mode eq 'replace' ) { |
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$query = " |
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INSERT INTO course_instructors ( course_id, borrowernumber ) |
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SELECT ?, borrowernumber |
| 393 |
FROM borrowers |
| 394 |
WHERE $field IN ( $placeholders ) |
| 395 |
"; |
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} |
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else { |
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$query = " |
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DELETE FROM course_instructors |
| 400 |
WHERE course_id = ? |
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AND borrowernumber IN ( |
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SELECT borrowernumber FROM borrowers WHERE $field IN ( $placeholders ) |
| 403 |
) |
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"; |
| 405 |
} |
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|
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my $sth = $dbh->prepare($query); |
| 408 |
|
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$sth->execute( $course_id, @fields ) if (@fields); |
| 410 |
} |
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|
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=head2 GetCourseItem { |
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|
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$course_item = GetCourseItem( itemnumber => $itemnumber [, ci_id => $ci_id ); |
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|
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=cut |
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|
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sub GetCourseItem { |
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my (%params) = @_; |
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warn identify_myself(%params) if $DEBUG; |
| 421 |
|
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my $ci_id = $params{'ci_id'}; |
| 423 |
my $itemnumber = $params{'itemnumber'}; |
| 424 |
|
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return unless ( $itemnumber || $ci_id ); |
| 426 |
|
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my $field = ($itemnumber) ? 'itemnumber' : 'ci_id'; |
| 428 |
my $value = ($itemnumber) ? $itemnumber : $ci_id; |
| 429 |
|
| 430 |
my $query = "SELECT * FROM course_items WHERE $field = ?"; |
| 431 |
my $dbh = C4::Context->dbh; |
| 432 |
my $sth = $dbh->prepare($query); |
| 433 |
$sth->execute($value); |
| 434 |
|
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my $course_item = $sth->fetchrow_hashref(); |
| 436 |
|
| 437 |
if ($course_item) { |
| 438 |
$query = "SELECT * FROM course_reserves WHERE ci_id = ?"; |
| 439 |
$sth = $dbh->prepare($query); |
| 440 |
$sth->execute( $course_item->{'ci_id'} ); |
| 441 |
my $course_reserves = $sth->fetchall_arrayref( {} ); |
| 442 |
|
| 443 |
$course_item->{'course_reserves'} = $course_reserves |
| 444 |
if ($course_reserves); |
| 445 |
} |
| 446 |
return $course_item; |
| 447 |
} |
| 448 |
|
| 449 |
=head2 ModCourseItem { |
| 450 |
|
| 451 |
ModCourseItem( %params ); |
| 452 |
|
| 453 |
Creates or modifies an existing course item. |
| 454 |
|
| 455 |
=cut |
| 456 |
|
| 457 |
sub ModCourseItem { |
| 458 |
my (%params) = @_; |
| 459 |
warn identify_myself(%params) if $DEBUG; |
| 460 |
|
| 461 |
my $itemnumber = $params{'itemnumber'}; |
| 462 |
my $itype = $params{'itype'}; |
| 463 |
my $ccode = $params{'ccode'}; |
| 464 |
my $holdingbranch = $params{'holdingbranch'}; |
| 465 |
my $location = $params{'location'}; |
| 466 |
|
| 467 |
return unless ($itemnumber); |
| 468 |
|
| 469 |
my $course_item = GetCourseItem( itemnumber => $itemnumber ); |
| 470 |
|
| 471 |
my $ci_id; |
| 472 |
|
| 473 |
if ($course_item) { |
| 474 |
$ci_id = $course_item->{'ci_id'}; |
| 475 |
|
| 476 |
_UpdateCourseItem( |
| 477 |
ci_id => $ci_id, |
| 478 |
course_item => $course_item, |
| 479 |
%params |
| 480 |
); |
| 481 |
} |
| 482 |
else { |
| 483 |
$ci_id = _AddCourseItem(%params); |
| 484 |
} |
| 485 |
|
| 486 |
return $ci_id; |
| 487 |
|
| 488 |
} |
| 489 |
|
| 490 |
=head2 _AddCourseItem |
| 491 |
|
| 492 |
my $ci_id = _AddCourseItem( %params ); |
| 493 |
|
| 494 |
=cut |
| 495 |
|
| 496 |
sub _AddCourseItem { |
| 497 |
my (%params) = @_; |
| 498 |
warn identify_myself(%params) if $DEBUG; |
| 499 |
|
| 500 |
my ( @fields, @values ); |
| 501 |
|
| 502 |
push( @fields, 'itemnumber = ?' ); |
| 503 |
push( @values, $params{'itemnumber'} ); |
| 504 |
|
| 505 |
foreach (@FIELDS) { |
| 506 |
if ( $params{$_} ) { |
| 507 |
push( @fields, "$_ = ?" ); |
| 508 |
push( @values, $params{$_} ); |
| 509 |
} |
| 510 |
} |
| 511 |
|
| 512 |
my $query = "INSERT INTO course_items SET " . join( ',', @fields ); |
| 513 |
my $dbh = C4::Context->dbh; |
| 514 |
$dbh->do( $query, undef, @values ); |
| 515 |
|
| 516 |
my $ci_id = $dbh->last_insert_id( undef, undef, 'course_items', 'ci_id' ); |
| 517 |
|
| 518 |
return $ci_id; |
| 519 |
} |
| 520 |
|
| 521 |
=head2 _UpdateCourseItem |
| 522 |
|
| 523 |
_UpdateCourseItem( %params ); |
| 524 |
|
| 525 |
=cut |
| 526 |
|
| 527 |
sub _UpdateCourseItem { |
| 528 |
my (%params) = @_; |
| 529 |
warn identify_myself(%params) if $DEBUG; |
| 530 |
|
| 531 |
my $ci_id = $params{'ci_id'}; |
| 532 |
my $course_item = $params{'course_item'}; |
| 533 |
my $itype = $params{'itype'}; |
| 534 |
my $ccode = $params{'ccode'}; |
| 535 |
my $holdingbranch = $params{'holdingbranch'}; |
| 536 |
my $location = $params{'location'}; |
| 537 |
|
| 538 |
return unless ( $ci_id || $course_item ); |
| 539 |
|
| 540 |
$course_item = GetCourseItem( ci_id => $ci_id ) |
| 541 |
unless ($course_item); |
| 542 |
$ci_id = $course_item->{'ci_id'} unless ($ci_id); |
| 543 |
|
| 544 |
## Revert fields that had an 'original' value, but now don't |
| 545 |
## Update the item fields to the stored values from course_items |
| 546 |
## and then set those fields in course_items to NULL |
| 547 |
my @fields_to_revert; |
| 548 |
foreach (@FIELDS) { |
| 549 |
if ( !$params{$_} && $course_item->{$_} ) { |
| 550 |
push( @fields_to_revert, $_ ); |
| 551 |
} |
| 552 |
} |
| 553 |
_RevertFields( |
| 554 |
ci_id => $ci_id, |
| 555 |
fields => \@fields_to_revert, |
| 556 |
course_item => $course_item |
| 557 |
) if (@fields_to_revert); |
| 558 |
|
| 559 |
## Update fields that still have an original value, but it has changed |
| 560 |
## This necessitates only changing the current item values, as we still |
| 561 |
## have the original values stored in course_items |
| 562 |
my %mod_params; |
| 563 |
foreach (@FIELDS) { |
| 564 |
if ( $params{$_} |
| 565 |
&& $course_item->{$_} |
| 566 |
&& $params{$_} ne $course_item->{$_} ) |
| 567 |
{ |
| 568 |
$mod_params{$_} = $params{$_}; |
| 569 |
} |
| 570 |
} |
| 571 |
ModItem( \%mod_params, undef, $course_item->{'itemnumber'} ); |
| 572 |
|
| 573 |
## Update fields that didn't have an original value, but now do |
| 574 |
## We must save the original value in course_items, and also |
| 575 |
## update the item fields to the new value |
| 576 |
my $item = GetItem( $course_item->{'itemnumber'} ); |
| 577 |
my %mod_params_new; |
| 578 |
my %mod_params_old; |
| 579 |
foreach (@FIELDS) { |
| 580 |
if ( $params{$_} && !$course_item->{$_} ) { |
| 581 |
$mod_params_new{$_} = $params{$_}; |
| 582 |
$mod_params_old{$_} = $item->{$_}; |
| 583 |
} |
| 584 |
} |
| 585 |
_ModStoredFields( 'ci_id' => $params{'ci_id'}, %mod_params_old ); |
| 586 |
ModItem( \%mod_params_new, undef, $course_item->{'itemnumber'} ); |
| 587 |
|
| 588 |
} |
| 589 |
|
| 590 |
=head2 _ModStoredFields |
| 591 |
|
| 592 |
_ModStoredFields( %params ); |
| 593 |
|
| 594 |
Updates the values for the 'original' fields in course_items |
| 595 |
for a given ci_id |
| 596 |
|
| 597 |
=cut |
| 598 |
|
| 599 |
sub _ModStoredFields { |
| 600 |
my (%params) = @_; |
| 601 |
warn identify_myself(%params) if $DEBUG; |
| 602 |
|
| 603 |
return unless ( $params{'ci_id'} ); |
| 604 |
|
| 605 |
my ( @fields_to_update, @values_to_update ); |
| 606 |
|
| 607 |
foreach (@FIELDS) { |
| 608 |
if ( $params{$_} ) { |
| 609 |
push( @fields_to_update, $_ ); |
| 610 |
push( @values_to_update, $params{$_} ); |
| 611 |
} |
| 612 |
} |
| 613 |
|
| 614 |
my $query = |
| 615 |
"UPDATE course_items SET " |
| 616 |
. join( ',', map { "$_=?" } @fields_to_update ) |
| 617 |
. " WHERE ci_id = ?"; |
| 618 |
|
| 619 |
C4::Context->dbh->do( $query, undef, @values_to_update, $params{'ci_id'} ) |
| 620 |
if (@values_to_update); |
| 621 |
|
| 622 |
} |
| 623 |
|
| 624 |
=head2 _RevertFields |
| 625 |
|
| 626 |
_RevertFields( ci_id => $ci_id, fields => \@fields_to_revert ); |
| 627 |
|
| 628 |
=cut |
| 629 |
|
| 630 |
sub _RevertFields { |
| 631 |
my (%params) = @_; |
| 632 |
warn identify_myself(%params) if $DEBUG; |
| 633 |
|
| 634 |
my $ci_id = $params{'ci_id'}; |
| 635 |
my $course_item = $params{'course_item'}; |
| 636 |
my $fields = $params{'fields'}; |
| 637 |
my @fields = @$fields; |
| 638 |
|
| 639 |
return unless ($ci_id); |
| 640 |
|
| 641 |
$course_item = GetCourseItem( ci_id => $params{'ci_id'} ) |
| 642 |
unless ($course_item); |
| 643 |
|
| 644 |
my $mod_item_params; |
| 645 |
my @fields_to_null; |
| 646 |
foreach my $field (@fields) { |
| 647 |
foreach (@FIELDS) { |
| 648 |
if ( $field eq $_ && $course_item->{$_} ) { |
| 649 |
$mod_item_params->{$_} = $course_item->{$_}; |
| 650 |
push( @fields_to_null, $_ ); |
| 651 |
} |
| 652 |
} |
| 653 |
} |
| 654 |
ModItem( $mod_item_params, undef, $course_item->{'itemnumber'} ); |
| 655 |
|
| 656 |
my $query = |
| 657 |
"UPDATE course_items SET " |
| 658 |
. join( ',', map { "$_=NULL" } @fields_to_null ) |
| 659 |
. " WHERE ci_id = ?"; |
| 660 |
|
| 661 |
C4::Context->dbh->do( $query, undef, $ci_id ) if (@fields_to_null); |
| 662 |
} |
| 663 |
|
| 664 |
=head2 _SwapAllFields |
| 665 |
|
| 666 |
_SwapAllFields( $ci_id ); |
| 667 |
|
| 668 |
=cut |
| 669 |
|
| 670 |
sub _SwapAllFields { |
| 671 |
my ($ci_id) = @_; |
| 672 |
warn "Koha::CourseReserves::_SwapFields( $ci_id )" if $DEBUG; |
| 673 |
|
| 674 |
my $course_item = GetCourseItem( ci_id => $ci_id ); |
| 675 |
my $item = GetItem( $course_item->{'itemnumber'} ); |
| 676 |
|
| 677 |
my %course_item_fields; |
| 678 |
my %item_fields; |
| 679 |
foreach (@FIELDS) { |
| 680 |
if ( $course_item->{$_} ) { |
| 681 |
$course_item_fields{$_} = $course_item->{$_}; |
| 682 |
$item_fields{$_} = $item->{$_}; |
| 683 |
} |
| 684 |
} |
| 685 |
|
| 686 |
ModItem( \%course_item_fields, undef, $course_item->{'itemnumber'} ); |
| 687 |
_ModStoredFields( %item_fields, ci_id => $ci_id ); |
| 688 |
} |
| 689 |
|
| 690 |
=head2 GetCourseItems { |
| 691 |
|
| 692 |
$course_items = GetCourseItems( |
| 693 |
[course_id => $course_id] |
| 694 |
[, itemnumber => $itemnumber ] |
| 695 |
); |
| 696 |
|
| 697 |
=cut |
| 698 |
|
| 699 |
sub GetCourseItems { |
| 700 |
my (%params) = @_; |
| 701 |
warn identify_myself(%params) if $DEBUG; |
| 702 |
|
| 703 |
my $course_id = $params{'course_id'}; |
| 704 |
my $itemnumber = $params{'itemnumber'}; |
| 705 |
|
| 706 |
return unless ($course_id); |
| 707 |
|
| 708 |
my @query_keys; |
| 709 |
my @query_values; |
| 710 |
|
| 711 |
my $query = "SELECT * FROM course_items"; |
| 712 |
|
| 713 |
if ( keys %params ) { |
| 714 |
|
| 715 |
$query .= " WHERE "; |
| 716 |
|
| 717 |
foreach my $key ( keys %params ) { |
| 718 |
push( @query_keys, " $key LIKE ? " ); |
| 719 |
push( @query_values, $params{$key} ); |
| 720 |
} |
| 721 |
|
| 722 |
$query .= join( ' AND ', @query_keys ); |
| 723 |
} |
| 724 |
|
| 725 |
my $dbh = C4::Context->dbh; |
| 726 |
my $sth = $dbh->prepare($query); |
| 727 |
$sth->execute(@query_values); |
| 728 |
|
| 729 |
return $sth->fetchall_arrayref( {} ); |
| 730 |
} |
| 731 |
|
| 732 |
=head2 DelCourseItem { |
| 733 |
|
| 734 |
DelCourseItem( ci_id => $cr_id ); |
| 735 |
|
| 736 |
=cut |
| 737 |
|
| 738 |
sub DelCourseItem { |
| 739 |
my (%params) = @_; |
| 740 |
warn identify_myself(%params) if $DEBUG; |
| 741 |
|
| 742 |
my $ci_id = $params{'ci_id'}; |
| 743 |
|
| 744 |
return unless ($ci_id); |
| 745 |
|
| 746 |
_RevertFields( ci_id => $ci_id, fields => \@FIELDS ); |
| 747 |
|
| 748 |
my $query = " |
| 749 |
DELETE FROM course_items |
| 750 |
WHERE ci_id = ? |
| 751 |
"; |
| 752 |
C4::Context->dbh->do( $query, undef, $ci_id ); |
| 753 |
} |
| 754 |
|
| 755 |
=head2 GetCourseReserve { |
| 756 |
|
| 757 |
$course_item = GetCourseReserve( %params ); |
| 758 |
|
| 759 |
=cut |
| 760 |
|
| 761 |
sub GetCourseReserve { |
| 762 |
my (%params) = @_; |
| 763 |
warn identify_myself(%params) if $DEBUG; |
| 764 |
|
| 765 |
my $cr_id = $params{'cr_id'}; |
| 766 |
my $course_id = $params{'course_id'}; |
| 767 |
my $ci_id = $params{'ci_id'}; |
| 768 |
|
| 769 |
return unless ( $cr_id || ( $course_id && $ci_id ) ); |
| 770 |
|
| 771 |
my $dbh = C4::Context->dbh; |
| 772 |
my $sth; |
| 773 |
|
| 774 |
if ($cr_id) { |
| 775 |
my $query = " |
| 776 |
SELECT * FROM course_reserves |
| 777 |
WHERE cr_id = ? |
| 778 |
"; |
| 779 |
$sth = $dbh->prepare($query); |
| 780 |
$sth->execute($cr_id); |
| 781 |
} |
| 782 |
else { |
| 783 |
my $query = " |
| 784 |
SELECT * FROM course_reserves |
| 785 |
WHERE course_id = ? AND ci_id = ? |
| 786 |
"; |
| 787 |
$sth = $dbh->prepare($query); |
| 788 |
$sth->execute( $course_id, $ci_id ); |
| 789 |
} |
| 790 |
|
| 791 |
my $course_reserve = $sth->fetchrow_hashref(); |
| 792 |
return $course_reserve; |
| 793 |
} |
| 794 |
|
| 795 |
=head2 ModCourseReserve |
| 796 |
|
| 797 |
$id = ModCourseReserve( %params ); |
| 798 |
|
| 799 |
=cut |
| 800 |
|
| 801 |
sub ModCourseReserve { |
| 802 |
my (%params) = @_; |
| 803 |
warn identify_myself(%params) if $DEBUG; |
| 804 |
|
| 805 |
my $course_id = $params{'course_id'}; |
| 806 |
my $ci_id = $params{'ci_id'}; |
| 807 |
my $staff_note = $params{'staff_note'}; |
| 808 |
my $public_note = $params{'public_note'}; |
| 809 |
|
| 810 |
return unless ( $course_id && $ci_id ); |
| 811 |
|
| 812 |
my $course_reserve = |
| 813 |
GetCourseReserve( course_id => $course_id, ci_id => $ci_id ); |
| 814 |
my $cr_id; |
| 815 |
|
| 816 |
my $dbh = C4::Context->dbh; |
| 817 |
|
| 818 |
if ($course_reserve) { |
| 819 |
$cr_id = $course_reserve->{'cr_id'}; |
| 820 |
|
| 821 |
my $query = " |
| 822 |
UPDATE course_reserves |
| 823 |
SET staff_note = ?, public_note = ? |
| 824 |
WHERE cr_id = ? |
| 825 |
"; |
| 826 |
$dbh->do( $query, undef, $staff_note, $public_note, $cr_id ); |
| 827 |
} |
| 828 |
else { |
| 829 |
my $query = " |
| 830 |
INSERT INTO course_reserves SET |
| 831 |
course_id = ?, |
| 832 |
ci_id = ?, |
| 833 |
staff_note = ?, |
| 834 |
public_note = ? |
| 835 |
"; |
| 836 |
$dbh->do( $query, undef, $course_id, $ci_id, $staff_note, |
| 837 |
$public_note ); |
| 838 |
$cr_id = |
| 839 |
$dbh->last_insert_id( undef, undef, 'course_reserves', 'cr_id' ); |
| 840 |
} |
| 841 |
|
| 842 |
my $course = GetCourse($course_id); |
| 843 |
EnableOrDisableCourseItem( |
| 844 |
ci_id => $params{'ci_id'}, |
| 845 |
enabled => $course->{'enabled'} |
| 846 |
); |
| 847 |
|
| 848 |
return $cr_id; |
| 849 |
} |
| 850 |
|
| 851 |
=head2 GetCourseReserves { |
| 852 |
|
| 853 |
$course_reserves = GetCourseReserves( %params ); |
| 854 |
|
| 855 |
Required: |
| 856 |
course_id OR ci_id |
| 857 |
Optional: |
| 858 |
include_items => 1, |
| 859 |
include_count => 1, |
| 860 |
include_courses => 1, |
| 861 |
|
| 862 |
=cut |
| 863 |
|
| 864 |
sub GetCourseReserves { |
| 865 |
my (%params) = @_; |
| 866 |
warn identify_myself(%params) if $DEBUG; |
| 867 |
|
| 868 |
my $course_id = $params{'course_id'}; |
| 869 |
my $ci_id = $params{'ci_id'}; |
| 870 |
my $include_items = $params{'include_items'}; |
| 871 |
my $include_count = $params{'include_count'}; |
| 872 |
my $include_courses = $params{'include_courses'}; |
| 873 |
|
| 874 |
return unless ( $course_id || $ci_id ); |
| 875 |
|
| 876 |
my $field = ($course_id) ? 'course_id' : 'ci_id'; |
| 877 |
my $value = ($course_id) ? $course_id : $ci_id; |
| 878 |
|
| 879 |
my $query = " |
| 880 |
SELECT cr.*, ci.itemnumber |
| 881 |
FROM course_reserves cr, course_items ci |
| 882 |
WHERE cr.$field = ? |
| 883 |
AND cr.ci_id = ci.ci_id |
| 884 |
"; |
| 885 |
my $dbh = C4::Context->dbh; |
| 886 |
my $sth = $dbh->prepare($query); |
| 887 |
$sth->execute($value); |
| 888 |
|
| 889 |
my $course_reserves = $sth->fetchall_arrayref( {} ); |
| 890 |
|
| 891 |
if ($include_items) { |
| 892 |
foreach my $cr (@$course_reserves) { |
| 893 |
$cr->{'course_item'} = GetCourseItem( ci_id => $cr->{'ci_id'} ); |
| 894 |
$cr->{'item'} = GetBiblioFromItemNumber( $cr->{'itemnumber'} ); |
| 895 |
$cr->{'issue'} = GetOpenIssue( $cr->{'itemnumber'} ); |
| 896 |
} |
| 897 |
} |
| 898 |
|
| 899 |
if ($include_count) { |
| 900 |
foreach my $cr (@$course_reserves) { |
| 901 |
$cr->{'reserves_count'} = |
| 902 |
CountCourseReservesForItem( ci_id => $cr->{'ci_id'} ); |
| 903 |
} |
| 904 |
} |
| 905 |
|
| 906 |
if ($include_courses) { |
| 907 |
foreach my $cr (@$course_reserves) { |
| 908 |
$cr->{'courses'} = |
| 909 |
GetCourses( itemnumber => $cr->{'itemnumber'} ); |
| 910 |
} |
| 911 |
} |
| 912 |
|
| 913 |
return $course_reserves; |
| 914 |
} |
| 915 |
|
| 916 |
=head2 DelCourseReserve { |
| 917 |
|
| 918 |
DelCourseReserve( cr_id => $cr_id ); |
| 919 |
|
| 920 |
=cut |
| 921 |
|
| 922 |
sub DelCourseReserve { |
| 923 |
my (%params) = @_; |
| 924 |
warn identify_myself(%params) if $DEBUG; |
| 925 |
|
| 926 |
my $cr_id = $params{'cr_id'}; |
| 927 |
|
| 928 |
return unless ($cr_id); |
| 929 |
|
| 930 |
my $dbh = C4::Context->dbh; |
| 931 |
|
| 932 |
my $course_reserve = GetCourseReserve( cr_id => $cr_id ); |
| 933 |
|
| 934 |
my $query = " |
| 935 |
DELETE FROM course_reserves |
| 936 |
WHERE cr_id = ? |
| 937 |
"; |
| 938 |
$dbh->do( $query, undef, $cr_id ); |
| 939 |
|
| 940 |
## If there are no other course reserves for this item |
| 941 |
## delete the course_item as well |
| 942 |
unless ( CountCourseReservesForItem( ci_id => $course_reserve->{'ci_id'} ) ) |
| 943 |
{ |
| 944 |
DelCourseItem( ci_id => $course_reserve->{'ci_id'} ); |
| 945 |
} |
| 946 |
|
| 947 |
} |
| 948 |
|
| 949 |
=head2 GetReservesInfo |
| 950 |
|
| 951 |
my $arrayref = GetItemReservesInfo( itemnumber => $itemnumber ); |
| 952 |
|
| 953 |
For a given item, returns an arrayref of reserves hashrefs, |
| 954 |
with a course hashref under the key 'course' |
| 955 |
|
| 956 |
=cut |
| 957 |
|
| 958 |
sub GetItemReservesInfo { |
| 959 |
my (%params) = @_; |
| 960 |
warn identify_myself(%params) if $DEBUG; |
| 961 |
|
| 962 |
my $itemnumber = $params{'itemnumber'}; |
| 963 |
|
| 964 |
return unless ($itemnumber); |
| 965 |
|
| 966 |
my $course_item = GetCourseItem( itemnumber => $itemnumber ); |
| 967 |
|
| 968 |
return unless ( keys %$course_item ); |
| 969 |
|
| 970 |
my $course_reserves = GetCourseReserves( ci_id => $course_item->{'ci_id'} ); |
| 971 |
|
| 972 |
foreach my $cr (@$course_reserves) { |
| 973 |
$cr->{'course'} = GetCourse( $cr->{'course_id'} ); |
| 974 |
} |
| 975 |
|
| 976 |
return $course_reserves; |
| 977 |
} |
| 978 |
|
| 979 |
=head2 CountCourseReservesForItem |
| 980 |
|
| 981 |
$bool = CountCourseReservesForItem( %params ); |
| 982 |
|
| 983 |
ci_id - course_item id |
| 984 |
OR |
| 985 |
itemnumber - course_item itemnumber |
| 986 |
|
| 987 |
enabled = 'yes' or 'no' |
| 988 |
Optional, if not supplied, counts reserves |
| 989 |
for both enabled and disabled courses |
| 990 |
|
| 991 |
=cut |
| 992 |
|
| 993 |
sub CountCourseReservesForItem { |
| 994 |
my (%params) = @_; |
| 995 |
warn identify_myself(%params) if $DEBUG; |
| 996 |
|
| 997 |
my $ci_id = $params{'ci_id'}; |
| 998 |
my $itemnumber = $params{'itemnumber'}; |
| 999 |
my $enabled = $params{'enabled'}; |
| 1000 |
|
| 1001 |
return unless ( $ci_id || $itemnumber ); |
| 1002 |
|
| 1003 |
my $course_item = |
| 1004 |
GetCourseItem( ci_id => $ci_id, itemnumber => $itemnumber ); |
| 1005 |
|
| 1006 |
my @params = ( $course_item->{'ci_id'} ); |
| 1007 |
push( @params, $enabled ) if ($enabled); |
| 1008 |
|
| 1009 |
my $query = " |
| 1010 |
SELECT COUNT(*) AS count |
| 1011 |
FROM course_reserves cr |
| 1012 |
LEFT JOIN courses c ON ( c.course_id = cr.course_id ) |
| 1013 |
WHERE ci_id = ? |
| 1014 |
"; |
| 1015 |
$query .= "AND c.enabled = ?" if ($enabled); |
| 1016 |
|
| 1017 |
my $dbh = C4::Context->dbh; |
| 1018 |
my $sth = $dbh->prepare($query); |
| 1019 |
$sth->execute(@params); |
| 1020 |
|
| 1021 |
my $row = $sth->fetchrow_hashref(); |
| 1022 |
|
| 1023 |
return $row->{'count'}; |
| 1024 |
} |
| 1025 |
|
| 1026 |
=head2 SearchCourses |
| 1027 |
|
| 1028 |
my $courses = SearchCourses( term => $search_term, enabled => 'yes' ); |
| 1029 |
|
| 1030 |
=cut |
| 1031 |
|
| 1032 |
sub SearchCourses { |
| 1033 |
my (%params) = @_; |
| 1034 |
warn identify_myself(%params) if $DEBUG; |
| 1035 |
|
| 1036 |
my $term = $params{'term'}; |
| 1037 |
|
| 1038 |
my $enabled = $params{'enabled'} || '%'; |
| 1039 |
|
| 1040 |
my @params; |
| 1041 |
my $query = "SELECT c.* FROM courses c"; |
| 1042 |
|
| 1043 |
$query .= " |
| 1044 |
LEFT JOIN course_instructors ci |
| 1045 |
ON ( c.course_id = ci.course_id ) |
| 1046 |
LEFT JOIN borrowers b |
| 1047 |
ON ( ci.borrowernumber = b.borrowernumber ) |
| 1048 |
LEFT JOIN authorised_values av |
| 1049 |
ON ( c.department = av.authorised_value ) |
| 1050 |
WHERE |
| 1051 |
( av.category = 'DEPARTMENT' OR av.category = 'TERM' ) |
| 1052 |
AND |
| 1053 |
( |
| 1054 |
department LIKE ? OR |
| 1055 |
course_number LIKE ? OR |
| 1056 |
section LIKE ? OR |
| 1057 |
course_name LIKE ? OR |
| 1058 |
term LIKE ? OR |
| 1059 |
public_note LIKE ? OR |
| 1060 |
CONCAT(surname,' ',firstname) LIKE ? OR |
| 1061 |
CONCAT(firstname,' ',surname) LIKE ? OR |
| 1062 |
lib LIKE ? OR |
| 1063 |
lib_opac LIKE ? |
| 1064 |
) |
| 1065 |
AND |
| 1066 |
c.enabled LIKE ? |
| 1067 |
GROUP BY c.course_id |
| 1068 |
"; |
| 1069 |
|
| 1070 |
$term = "%$term%"; |
| 1071 |
@params = ($term) x 10; |
| 1072 |
|
| 1073 |
$query .= " ORDER BY department, course_number, section, term, course_name "; |
| 1074 |
|
| 1075 |
my $dbh = C4::Context->dbh; |
| 1076 |
my $sth = $dbh->prepare($query); |
| 1077 |
|
| 1078 |
$sth->execute(@params, $enabled); |
| 1079 |
|
| 1080 |
my $courses = $sth->fetchall_arrayref( {} ); |
| 1081 |
|
| 1082 |
foreach my $c (@$courses) { |
| 1083 |
$c->{'instructors'} = GetCourseInstructors( $c->{'course_id'} ); |
| 1084 |
} |
| 1085 |
|
| 1086 |
return $courses; |
| 1087 |
} |
| 1088 |
|
| 1089 |
sub whoami { ( caller(1) )[3] } |
| 1090 |
sub whowasi { ( caller(2) )[3] } |
| 1091 |
|
| 1092 |
sub stringify_params { |
| 1093 |
my (%params) = @_; |
| 1094 |
|
| 1095 |
my $string = "\n"; |
| 1096 |
|
| 1097 |
foreach my $key ( keys %params ) { |
| 1098 |
$string .= " $key => " . $params{$key} . "\n"; |
| 1099 |
} |
| 1100 |
|
| 1101 |
return "( $string )"; |
| 1102 |
} |
| 1103 |
|
| 1104 |
sub identify_myself { |
| 1105 |
my (%params) = @_; |
| 1106 |
|
| 1107 |
return whowasi() . stringify_params(%params); |
| 1108 |
} |
| 1109 |
|
| 1110 |
1; |
| 1111 |
|
| 1112 |
=head1 AUTHOR |
| 1113 |
|
| 1114 |
Kyle M Hall <kyle@bywatersolutions.com> |
| 1115 |
|
| 1116 |
=cut |