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351 lines
13 KiB
351 lines
13 KiB
#!/usr/bin/perl
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#
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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
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# under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# Koha is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# 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
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# along with Koha; if not, see <http://www.gnu.org/licenses>.
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use Modern::Perl;
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use CGI qw ( -utf8 );
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use MARC::File::XML;
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use List::MoreUtils qw(uniq);
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use C4::Auth;
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use C4::Output;
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use Koha::Authority::Types;
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use Koha::Biblioitems;
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use Koha::CsvProfiles;
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use Koha::Database;
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use Koha::DateUtils qw( dt_from_string output_pref );
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use Koha::Exporter::Record;
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use Koha::ItemTypes;
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use Koha::Libraries;
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my $query = new CGI;
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my $dont_export_items = $query->param("dont_export_item") || 0;
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my $record_type = $query->param("record_type");
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my $op = $query->param("op") || '';
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my $output_format = $query->param("format") || $query->param("output_format") || 'iso2709';
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my $backupdir = C4::Context->config('backupdir');
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my $filename;
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if ( $record_type eq 'auths' ) {
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$filename = $query->param("filename_auth") || ( $output_format eq 'xml' ? 'koha.xml' : 'koha.mrc' );
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} else {
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$filename = $query->param("filename") || ( $output_format eq 'csv' ? 'koha.csv' : 'koha.mrc' );
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}
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$filename =~ s/(\r|\n)//;
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my $dbh = C4::Context->dbh;
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my @record_ids;
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# biblionumbers is sent from circulation.pl only
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if ( $query->param("biblionumbers") ) {
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$record_type = 'bibs';
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@record_ids = $query->multi_param("biblionumbers");
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}
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# Default value for output_format is 'iso2709'
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$output_format ||= 'iso2709';
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# Retrocompatibility for the format parameter
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$output_format = 'iso2709' if $output_format eq 'marc';
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my ( $template, $loggedinuser, $cookie, $flags ) = get_template_and_user(
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{
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template_name => "tools/export.tt",
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query => $query,
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type => "intranet",
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authnotrequired => 0,
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flagsrequired => { tools => 'export_catalog' },
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debug => 1,
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}
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);
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my @branch = $query->multi_param("branch");
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my @messages;
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if ( $op eq 'export' ) {
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my $filename = $query->param('id_list_file');
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if ( $filename ) {
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my $mimetype = $query->uploadInfo($filename)->{'Content-Type'};
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my @valid_mimetypes = qw( application/octet-stream text/csv text/plain application/vnd.ms-excel );
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unless ( grep { $_ eq $mimetype } @valid_mimetypes ) {
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push @messages, { type => 'alert', code => 'invalid_mimetype' };
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$op = '';
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}
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}
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}
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if ( $op eq "export" ) {
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my $export_remove_fields = $query->param("export_remove_fields") || q||;
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my @biblionumbers = $query->multi_param("biblionumbers");
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my @itemnumbers = $query->multi_param("itemnumbers");
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my $strip_items_not_from_libraries = $query->param('strip_items_not_from_libraries');
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my @sql_params;
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my $sql_query;
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my $libraries = Koha::Libraries->search_filtered->unblessed;
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my $only_export_items_for_branches = $strip_items_not_from_libraries ? \@branch : undef;
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my @branchcodes;
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for my $branchcode ( @branch ) {
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if ( grep { $_->{branchcode} eq $branchcode } @$libraries ) {
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push @branchcodes, $branchcode;
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}
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}
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if ( $record_type eq 'bibs' or $record_type eq 'auths' ) {
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# No need to retrieve the record_ids if we already get them
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unless ( @record_ids ) {
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if ( $record_type eq 'bibs' ) {
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my $starting_biblionumber = $query->param("StartingBiblionumber");
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my $ending_biblionumber = $query->param("EndingBiblionumber");
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my $itemtype = $query->param("itemtype");
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my $start_callnumber = $query->param("start_callnumber");
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my $end_callnumber = $query->param("end_callnumber");
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my $start_accession =
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( $query->param("start_accession") )
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? dt_from_string( scalar $query->param("start_accession") )
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: '';
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my $end_accession =
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( $query->param("end_accession") )
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? dt_from_string( scalar $query->param("end_accession") )
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: '';
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my $conditions = {
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( $starting_biblionumber or $ending_biblionumber )
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? (
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"me.biblionumber" => {
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( $starting_biblionumber ? ( '>=' => $starting_biblionumber ) : () ),
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( $ending_biblionumber ? ( '<=' => $ending_biblionumber ) : () ),
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}
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)
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: (),
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( $start_callnumber or $end_callnumber )
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? (
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'items.itemcallnumber' => {
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( $start_callnumber ? ( '>=' => $start_callnumber ) : () ),
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( $end_callnumber ? ( '<=' => $end_callnumber ) : () ),
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}
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)
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: (),
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( $start_accession or $end_accession )
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? (
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'items.dateaccessioned' => {
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( $start_accession ? ( '>=' => $start_accession ) : () ),
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( $end_accession ? ( '<=' => $end_accession ) : () ),
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}
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)
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: (),
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( @branchcodes ? ( 'items.homebranch' => { in => \@branchcodes } ) : () ),
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( $itemtype
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?
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C4::Context->preference('item-level_itypes')
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? ( 'items.itype' => $itemtype )
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: ( 'me.itemtype' => $itemtype )
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: ()
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),
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};
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my $biblioitems = Koha::Biblioitems->search( $conditions, { join => 'items', columns => 'biblionumber' } );
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while ( my $biblioitem = $biblioitems->next ) {
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push @record_ids, $biblioitem->biblionumber;
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}
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}
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elsif ( $record_type eq 'auths' ) {
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my $starting_authid = $query->param('starting_authid');
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my $ending_authid = $query->param('ending_authid');
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my $authtype = $query->param('authtype');
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my $conditions = {
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( $starting_authid or $ending_authid )
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? (
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authid => {
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( $starting_authid ? ( '>=' => $starting_authid ) : () ),
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( $ending_authid ? ( '<=' => $ending_authid ) : () ),
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}
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)
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: (),
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( $authtype ? ( authtypecode => $authtype ) : () ),
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};
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# Koha::MetadataRecord::Authority is not a Koha::Object...
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my $authorities = Koha::Database->new->schema->resultset('AuthHeader')->search( $conditions );
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@record_ids = map { $_->authid } $authorities->all;
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}
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}
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@record_ids = uniq @record_ids;
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if ( @record_ids and my $filefh = $query->upload("id_list_file") ) {
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my @filter_record_ids = <$filefh>;
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@filter_record_ids = map { my $id = $_; $id =~ s/[\r\n]*$//; $id } @filter_record_ids;
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# intersection
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my %record_ids = map { $_ => 1 } @record_ids;
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@record_ids = grep $record_ids{$_}, @filter_record_ids;
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}
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print CGI->new->header(
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-type => 'application/octet-stream',
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-charset => 'utf-8',
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-attachment => $filename,
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);
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my $csv_profile_id = $query->param('csv_profile_id');
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Koha::Exporter::Record::export(
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{ record_type => $record_type,
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record_ids => \@record_ids,
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format => $output_format,
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filename => $filename,
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itemnumbers => \@itemnumbers,
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dont_export_fields => $export_remove_fields,
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csv_profile_id => $csv_profile_id,
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export_items => (not $dont_export_items),
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only_export_items_for_branches => $only_export_items_for_branches,
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}
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);
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}
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elsif ( $record_type eq 'db' or $record_type eq 'conf' ) {
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my $successful_export;
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if ( $flags->{superlibrarian}
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and (
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$record_type eq 'db' and C4::Context->config('backup_db_via_tools')
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or
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$record_type eq 'conf' and C4::Context->config('backup_conf_via_tools')
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)
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) {
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binmode STDOUT, ':encoding(UTF-8)';
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my $charset = 'utf-8';
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my $mimetype = 'application/octet-stream';
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if ( $filename =~ m/\.gz$/ ) {
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$mimetype = 'application/x-gzip';
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$charset = '';
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binmode STDOUT;
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}
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elsif ( $filename =~ m/\.bz2$/ ) {
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$mimetype = 'application/x-bzip2';
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binmode STDOUT;
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$charset = '';
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}
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print $query->header(
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-type => $mimetype,
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-charset => $charset,
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-attachment => $filename,
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);
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my $extension = $record_type eq 'db' ? 'sql' : 'tar';
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$successful_export = download_backup(
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{
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directory => $backupdir,
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extension => $extension,
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filename => $filename,
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}
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);
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unless ($successful_export) {
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my $remotehost = $query->remote_host();
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$remotehost =~ s/(\n|\r)//;
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warn
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"A suspicious attempt was made to download the " . ( $record_type eq 'db' ? 'db' : 'configuration' ) . "at '$filename' by someone at "
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. $remotehost . "\n";
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}
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}
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}
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exit;
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}
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else {
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my $itemtypes = Koha::ItemTypes->search_with_localization;
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my $authority_types = Koha::Authority::Types->search( {}, { order_by => ['authtypecode'] } );
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my $libraries = Koha::Libraries->search_filtered({}, { order_by => ['branchname'] })->unblessed;
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for my $library ( @$libraries ) {
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$library->{selected} = 1 if grep { $library->{branchcode} eq $_ } @branch;
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}
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if ( $flags->{superlibrarian}
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&& C4::Context->config('backup_db_via_tools')
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&& $backupdir
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&& -d $backupdir )
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{
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$template->{VARS}->{'allow_db_export'} = 1;
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$template->{VARS}->{'dbfiles'} = getbackupfilelist(
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{ directory => "$backupdir", extension => 'sql' } );
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}
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if ( $flags->{superlibrarian}
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&& C4::Context->config('backup_conf_via_tools')
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&& $backupdir
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&& -d $backupdir )
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{
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$template->{VARS}->{'allow_conf_export'} = 1;
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$template->{VARS}->{'conffiles'} = getbackupfilelist(
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{ directory => "$backupdir", extension => 'tar' } );
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}
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$template->param(
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libraries => $libraries,
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itemtypes => $itemtypes,
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authority_types => $authority_types,
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export_remove_fields => C4::Context->preference("ExportRemoveFields"),
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csv_profiles => [ Koha::CsvProfiles->search({ type => 'marc', used_for => 'export_records' }) ],
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messages => \@messages,
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);
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output_html_with_http_headers $query, $cookie, $template->output;
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}
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sub getbackupfilelist {
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my $args = shift;
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my $directory = $args->{directory};
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my $extension = $args->{extension};
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my @files;
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if ( opendir( my $dir, $directory ) ) {
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while ( my $file = readdir($dir) ) {
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next unless ( $file =~ m/\.$extension(\.(gz|bz2|xz))?/ );
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push @files, $file
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if ( -f "$directory/$file" && -r "$directory/$file" );
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}
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closedir($dir);
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}
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return \@files;
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}
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sub download_backup {
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my $args = shift;
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my $directory = $args->{directory};
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my $extension = $args->{extension};
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my $filename = $args->{filename};
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return unless ( $directory && -d $directory );
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return unless ( $filename =~ m/\.$extension(\.(gz|bz2|xz))?$/ );
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return if ( $filename =~ m#/# );
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$filename = "$directory/$filename";
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return unless ( -f $filename && -r $filename );
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return unless ( open( my $dump, '<', $filename ) );
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binmode $dump;
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while ( read( $dump, my $data, 64 * 1024 ) ) {
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print $data;
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}
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close($dump);
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return 1;
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}
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