reports/guided_reports.pl

   1 #!/usr/bin/perl
   2
   3 # Copyright 2007 Liblime ltd
   4 #
   5 # This file is part of Koha.
   6 #
   7 # Koha is free software; you can redistribute it and/or modify it
   8 # under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; either version 3 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # Koha is distributed in the hope that it will be useful, but
  13 # WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License
  18 # along with Koha; if not, see <http://www.gnu.org/licenses>.
  19
  20 use Modern::Perl;
  21 use CGI qw/-utf8/;
  22 use Text::CSV::Encoded;
  23 use Encode qw( decode );
  24 use URI::Escape;
  25 use File::Temp;
  26 use File::Basename qw( dirname );
  27 use C4::Reports::Guided;
  28 use C4::Auth qw/:DEFAULT get_session/;
  29 use C4::Output;
  30 use C4::Debug;
  31 use C4::Context;
  32 use Koha::Caches;
  33 use C4::Log;
  34 use Koha::DateUtils qw/dt_from_string output_pref/;
  35 use Koha::AuthorisedValue;
  36 use Koha::AuthorisedValues;
  37 use Koha::BiblioFrameworks;
  38 use Koha::Libraries;
  39 use Koha::Patron::Categories;
  40
  41 =head1 NAME
  42
  43 guided_reports.pl
  44
  45 =head1 DESCRIPTION
  46
  47 Script to control the guided report creation
  48
  49 =cut
  50
  51 my $input = new CGI;
  52 my $usecache = Koha::Caches->get_instance->memcached_cache;
  53
  54 my $phase = $input->param('phase') // '';
  55 my $flagsrequired;
  56 if ( ( $phase eq 'Build new' ) || ( $phase eq 'Create report from SQL' ) || ( $phase eq 'Edit SQL' ) ){
  57     $flagsrequired = 'create_reports';
  58 }
  59 elsif ( $phase eq 'Use saved' ) {
  60     $flagsrequired = 'execute_reports';
  61 }
  62 elsif ( $phase eq 'Delete Saved' ) {
  63     $flagsrequired = 'delete_reports';
  64 }
  65 else {
  66     $flagsrequired = '*';
  67 }
  68
  69 my ( $template, $borrowernumber, $cookie ) = get_template_and_user(
  70     {
  71         template_name   => "reports/guided_reports_start.tt",
  72         query           => $input,
  73         type            => "intranet",
  74         authnotrequired => 0,
  75         flagsrequired   => { reports => $flagsrequired },
  76         debug           => 1,
  77     }
  78 );
  79 my $session = $cookie ? get_session($cookie->value) : undef;
  80
  81 my $filter;
  82 if ( $input->param("filter_set") or $input->param('clear_filters') ) {
  83     $filter = {};
  84     $filter->{$_} = $input->param("filter_$_") foreach qw/date author keyword group subgroup/;
  85     $session->param('report_filter', $filter) if $session;
  86     $template->param( 'filter_set' => 1 );
  87 }
  88 elsif ($session and not $input->param('clear_filters')) {
  89     $filter = $session->param('report_filter');
  90 }
  91
  92 my $op = $input->param('op') || q||;
  93
  94 my @errors = ();
  95 if ( !$phase ) {
  96     $template->param( 'start' => 1 );
  97     # show welcome page
  98 }
  99 elsif ( $phase eq 'Build new' ) {
 100     # build a new report
 101     $template->param( 'build1' => 1 );
 102     $template->param(
 103         'areas'        => get_report_areas(),
 104         'usecache'     => $usecache,
 105         'cache_expiry' => 300,
 106         'public'       => '0',
 107     );
 108 } elsif ( $phase eq 'Use saved' ) {
 109
 110     if ( $op eq 'convert' ) {
 111         my $report_id = $input->param('report_id');
 112         my $report    = C4::Reports::Guided::get_saved_report($report_id);
 113         if ($report) {
 114             my $updated_sql = C4::Reports::Guided::convert_sql( $report->{savedsql} );
 115             C4::Reports::Guided::update_sql(
 116                 $report_id,
 117                 {
 118                     sql          => $updated_sql,
 119                     name         => $report->{report_name},
 120                     group        => $report->{report_group},
 121                     subgroup     => $report->{report_subgroup},
 122                     notes        => $report->{notes},
 123                     public       => $report->{public},
 124                     cache_expiry => $report->{cache_expiry},
 125                 }
 126             );
 127             $template->param( report_converted => $report->{report_name} );
 128         }
 129     }
 130
 131     # use a saved report
 132     # get list of reports and display them
 133     my $group = $input->param('group');
 134     my $subgroup = $input->param('subgroup');
 135     $filter->{group} = $group;
 136     $filter->{subgroup} = $subgroup;
 137     my $reports = get_saved_reports($filter);
 138     my $has_obsolete_reports;
 139     for my $report ( @$reports ) {
 140         $report->{results} = C4::Reports::Guided::get_results( $report->{id} );
 141         if ( $report->{savedsql} =~ m|biblioitems| and $report->{savedsql} =~ m|marcxml| ) {
 142             $report->{seems_obsolete} = 1;
 143             $has_obsolete_reports++;
 144         }
 145     }
 146     $template->param(
 147         'saved1'                => 1,
 148         'savedreports'          => $reports,
 149         'usecache'              => $usecache,
 150         'groups_with_subgroups' => groups_with_subgroups( $group, $subgroup ),
 151         filters                 => $filter,
 152         has_obsolete_reports    => $has_obsolete_reports,
 153     );
 154 }
 155
 156 elsif ( $phase eq 'Delete Multiple') {
 157     my @ids = $input->multi_param('ids');
 158     delete_report( @ids );
 159     print $input->redirect("/cgi-bin/koha/reports/guided_reports.pl?phase=Use%20saved");
 160     exit;
 161 }
 162
 163 elsif ( $phase eq 'Delete Saved') {
 164
 165         # delete a report from the saved reports list
 166     my $ids = $input->param('reports');
 167     delete_report($ids);
 168     print $input->redirect("/cgi-bin/koha/reports/guided_reports.pl?phase=Use%20saved");
 169         exit;
 170 }
 171
 172 elsif ( $phase eq 'Show SQL'){
 173
 174     my $id = $input->param('reports');
 175     my $report = get_saved_report($id);
 176     $template->param(
 177         'id'      => $id,
 178         'reportname' => $report->{report_name},
 179         'notes'      => $report->{notes},
 180         'sql'     => $report->{savedsql},
 181         'showsql' => 1,
 182     );
 183 }
 184
 185 elsif ( $phase eq 'Edit SQL'){
 186     my $id = $input->param('reports');
 187     my $report = get_saved_report($id);
 188     my $group = $report->{report_group};
 189     my $subgroup  = $report->{report_subgroup};
 190     $template->param(
 191         'sql'        => $report->{savedsql},
 192         'reportname' => $report->{report_name},
 193         'groups_with_subgroups' => groups_with_subgroups($group, $subgroup),
 194         'notes'      => $report->{notes},
 195         'id'         => $id,
 196         'cache_expiry' => $report->{cache_expiry},
 197         'public' => $report->{public},
 198         'usecache' => $usecache,
 199         'editsql'    => 1,
 200     );
 201 }
 202
 203 elsif ( $phase eq 'Update SQL'){
 204     my $id         = $input->param('id');
 205     my $sql        = $input->param('sql');
 206     my $reportname = $input->param('reportname');
 207     my $group      = $input->param('group');
 208     my $subgroup   = $input->param('subgroup');
 209     my $notes      = $input->param('notes');
 210     my $cache_expiry = $input->param('cache_expiry');
 211     my $cache_expiry_units = $input->param('cache_expiry_units');
 212     my $public = $input->param('public');
 213     my $save_anyway = $input->param('save_anyway');
 214
 215     my @errors;
 216
 217     # if we have the units, then we came from creating a report from SQL and thus need to handle converting units
 218     if( $cache_expiry_units ){
 219       if( $cache_expiry_units eq "minutes" ){
 220         $cache_expiry *= 60;
 221       } elsif( $cache_expiry_units eq "hours" ){
 222         $cache_expiry *= 3600; # 60 * 60
 223       } elsif( $cache_expiry_units eq "days" ){
 224         $cache_expiry *= 86400; # 60 * 60 * 24
 225       }
 226     }
 227     # check $cache_expiry isnt too large, Memcached::set requires it to be less than 30 days or it will be treated as if it were an absolute time stamp
 228     if( $cache_expiry >= 2592000 ){
 229       push @errors, {cache_expiry => $cache_expiry};
 230     }
 231
 232     create_non_existing_group_and_subgroup($input, $group, $subgroup);
 233
 234     if ($sql =~ /;?\W?(UPDATE|DELETE|DROP|INSERT|SHOW|CREATE)\W/i) {
 235         push @errors, {sqlerr => $1};
 236     }
 237     elsif ($sql !~ /^(SELECT)/i) {
 238         push @errors, {queryerr => "No SELECT"};
 239     }
 240
 241     if (@errors) {
 242         $template->param(
 243             'errors'    => \@errors,
 244             'sql'       => $sql,
 245         );
 246     } else {
 247
 248         # Check defined SQL parameters for authorised value validity
 249         my $problematic_authvals = ValidateSQLParameters($sql);
 250
 251         if ( scalar @$problematic_authvals > 0 && not $save_anyway ) {
 252             # There's at least one problematic parameter, report to the
 253             # GUI and provide all user input for further actions
 254             $template->param(
 255                 'id' => $id,
 256                 'sql' => $sql,
 257                 'reportname' => $reportname,
 258                 'group' => $group,
 259                 'subgroup' => $subgroup,
 260                 'notes' => $notes,
 261                 'public' => $public,
 262                 'problematic_authvals' => $problematic_authvals,
 263                 'warn_authval_problem' => 1,
 264                 'phase_update' => 1
 265             );
 266
 267         } else {
 268             # No params problem found or asked to save anyway
 269             update_sql( $id, {
 270                     sql => $sql,
 271                     name => $reportname,
 272                     group => $group,
 273                     subgroup => $subgroup,
 274                     notes => $notes,
 275                     public => $public,
 276                     cache_expiry => $cache_expiry,
 277                 } );
 278             $template->param(
 279                 'save_successful'       => 1,
 280                 'reportname'            => $reportname,
 281                 'id'                    => $id,
 282                 'editsql'               => 1,
 283                 'sql'                   => $sql,
 284                 'groups_with_subgroups' => groups_with_subgroups($group, $subgroup),
 285                 'notes'                 => $notes,
 286                 'cache_expiry'          => $cache_expiry,
 287                 'public'                => $public,
 288                 'usecache'              => $usecache,
 289             );
 290             logaction( "REPORTS", "MODIFY", $id, "$reportname | $sql" ) if C4::Context->preference("ReportsLog");
 291         }
 292         if ( $usecache ) {
 293             $template->param(
 294                 cache_expiry => $cache_expiry,
 295                 cache_expiry_units => $cache_expiry_units,
 296             );
 297         }
 298     }
 299 }
 300
 301 elsif ($phase eq 'retrieve results') {
 302     my $id = $input->param('id');
 303     my $result = format_results( $id );
 304     $template->param(
 305         report_name   => $result->{report_name},
 306         notes         => $result->{notes},
 307         saved_results => $result->{results},
 308         date_run      => $result->{date_run},
 309     );
 310 }
 311
 312 elsif ( $phase eq 'Report on this Area' ) {
 313     my $cache_expiry_units = $input->param('cache_expiry_units'),
 314     my $cache_expiry = $input->param('cache_expiry');
 315
 316     # we need to handle converting units
 317     if( $cache_expiry_units eq "minutes" ){
 318       $cache_expiry *= 60;
 319     } elsif( $cache_expiry_units eq "hours" ){
 320       $cache_expiry *= 3600; # 60 * 60
 321     } elsif( $cache_expiry_units eq "days" ){
 322       $cache_expiry *= 86400; # 60 * 60 * 24
 323     }
 324     # check $cache_expiry isnt too large, Memcached::set requires it to be less than 30 days or it will be treated as if it were an absolute time stamp
 325     if( $cache_expiry >= 2592000 ){ # oops, over the limit of 30 days
 326       # report error to user
 327       $template->param(
 328         'cache_error' => 1,
 329         'build1' => 1,
 330         'areas'   => get_report_areas(),
 331         'cache_expiry' => $cache_expiry,
 332         'usecache' => $usecache,
 333         'public' => scalar $input->param('public'),
 334       );
 335     } else {
 336       # they have choosen a new report and the area to report on
 337       $template->param(
 338           'build2' => 1,
 339           'area'   => scalar $input->param('area'),
 340           'types'  => get_report_types(),
 341           'cache_expiry' => $cache_expiry,
 342           'public' => scalar $input->param('public'),
 343       );
 344     }
 345 }
 346
 347 elsif ( $phase eq 'Choose this type' ) {
 348     # they have chosen type and area
 349     # get area and type and pass them to the template
 350     my $area = $input->param('area');
 351     my $type = $input->param('types');
 352     $template->param(
 353         'build3' => 1,
 354         'area'   => $area,
 355         'type'   => $type,
 356         columns  => get_columns($area,$input),
 357         'cache_expiry' => scalar $input->param('cache_expiry'),
 358         'public' => scalar $input->param('public'),
 359     );
 360 }
 361
 362 elsif ( $phase eq 'Choose these columns' ) {
 363     # we now know type, area, and columns
 364     # next step is the constraints
 365     my $area    = $input->param('area');
 366     my $type    = $input->param('type');
 367     my @columns = $input->multi_param('columns');
 368     my $column  = join( ',', @columns );
 369
 370     $template->param(
 371         'build4' => 1,
 372         'area'   => $area,
 373         'type'   => $type,
 374         'column' => $column,
 375         definitions => get_from_dictionary($area),
 376         criteria    => get_criteria($area,$input),
 377         'public' => scalar $input->param('public'),
 378     );
 379     if ( $usecache ) {
 380         $template->param(
 381             cache_expiry => scalar $input->param('cache_expiry'),
 382             cache_expiry_units => scalar $input->param('cache_expiry_units'),
 383         );
 384     }
 385
 386 }
 387
 388 elsif ( $phase eq 'Choose these criteria' ) {
 389     my $area     = $input->param('area');
 390     my $type     = $input->param('type');
 391     my $column   = $input->param('column');
 392     my @definitions = $input->multi_param('definition');
 393     my $definition = join (',',@definitions);
 394     my @criteria = $input->multi_param('criteria_column');
 395     my $query_criteria;
 396     foreach my $crit (@criteria) {
 397         my $value = $input->param( $crit . "_value" );
 398
 399         # If value is not defined, then it may be range values
 400         if (!defined $value) {
 401
 402             my $fromvalue = $input->param( "from_" . $crit . "_value" );
 403             my $tovalue   = $input->param( "to_"   . $crit . "_value" );
 404
 405             # If the range values are dates
 406             my $fromvalue_dt;
 407             $fromvalue_dt = eval { dt_from_string( $fromvalue ); } if ( $fromvalue );
 408             my $tovalue_dt;
 409             $tovalue_dt = eval { dt_from_string( $tovalue ); } if ($tovalue);
 410             if ( $fromvalue_dt && $tovalue_dt ) {
 411                 $fromvalue = output_pref( { dt => dt_from_string( $fromvalue_dt ), dateonly => 1, dateformat => 'iso' } );
 412                 $tovalue   = output_pref( { dt => dt_from_string( $tovalue_dt ), dateonly => 1, dateformat => 'iso' } );
 413             }
 414
 415             if ($fromvalue && $tovalue) {
 416                 $query_criteria .= " AND $crit >= '$fromvalue' AND $crit <= '$tovalue'";
 417             }
 418
 419         } else {
 420
 421             # If value is a date
 422             my $value_dt;
 423             $value_dt  =  eval { dt_from_string( $value ); } if ( $value );
 424             if ( $value_dt ) {
 425                 $value = output_pref( { dt => dt_from_string( $value_dt ), dateonly => 1, dateformat => 'iso' } );
 426             }
 427             # don't escape runtime parameters, they'll be at runtime
 428             if ($value =~ /<<.*>>/) {
 429                 $query_criteria .= " AND $crit=$value";
 430             } else {
 431                 $query_criteria .= " AND $crit='$value'";
 432             }
 433         }
 434     }
 435     $template->param(
 436         'build5'         => 1,
 437         'area'           => $area,
 438         'type'           => $type,
 439         'column'         => $column,
 440         'definition'     => $definition,
 441         'criteriastring' => $query_criteria,
 442         'public' => scalar $input->param('public'),
 443     );
 444     if ( $usecache ) {
 445         $template->param(
 446             cache_expiry => scalar $input->param('cache_expiry'),
 447             cache_expiry_units => scalar $input->param('cache_expiry_units'),
 448         );
 449     }
 450
 451     # get columns
 452     my @columns = split( ',', $column );
 453     my @total_by;
 454
 455     # build structue for use by tmpl_loop to choose columns to order by
 456     # need to do something about the order of the order :)
 457         # we also want to use the %columns hash to get the plain english names
 458     foreach my $col (@columns) {
 459         my %total = (name => $col);
 460         my @selects = map {+{ value => $_ }} (qw(sum min max avg count));
 461         $total{'select'} = \@selects;
 462         push @total_by, \%total;
 463     }
 464
 465     $template->param( 'total_by' => \@total_by );
 466 }
 467
 468 elsif ( $phase eq 'Choose these operations' ) {
 469     my $area     = $input->param('area');
 470     my $type     = $input->param('type');
 471     my $column   = $input->param('column');
 472     my $criteria = $input->param('criteria');
 473         my $definition = $input->param('definition');
 474     my @total_by = $input->multi_param('total_by');
 475     my $totals;
 476     foreach my $total (@total_by) {
 477         my $value = $input->param( $total . "_tvalue" );
 478         $totals .= "$value($total),";
 479     }
 480
 481     $template->param(
 482         'build6'         => 1,
 483         'area'           => $area,
 484         'type'           => $type,
 485         'column'         => $column,
 486         'criteriastring' => $criteria,
 487         'totals'         => $totals,
 488         'definition'     => $definition,
 489         'cache_expiry' => scalar $input->param('cache_expiry'),
 490         'public' => scalar $input->param('public'),
 491     );
 492
 493     # get columns
 494     my @columns = split( ',', $column );
 495     my @order_by;
 496
 497     # build structue for use by tmpl_loop to choose columns to order by
 498     # need to do something about the order of the order :)
 499     foreach my $col (@columns) {
 500         my %order = (name => $col);
 501         my @selects = map {+{ value => $_ }} (qw(asc desc));
 502         $order{'select'} = \@selects;
 503         push @order_by, \%order;
 504     }
 505
 506     $template->param( 'order_by' => \@order_by );
 507 }
 508
 509 elsif ( $phase eq 'Build report' ) {
 510
 511     # now we have all the info we need and can build the sql
 512     my $area     = $input->param('area');
 513     my $type     = $input->param('type');
 514     my $column   = $input->param('column');
 515     my $crit     = $input->param('criteria');
 516     my $totals   = $input->param('totals');
 517     my $definition = $input->param('definition');
 518     my $query_criteria=$crit;
 519     # split the columns up by ,
 520     my @columns = split( ',', $column );
 521     my @order_by = $input->multi_param('order_by');
 522
 523     my $query_orderby;
 524     foreach my $order (@order_by) {
 525         my $value = $input->param( $order . "_ovalue" );
 526         if ($query_orderby) {
 527             $query_orderby .= ",$order $value";
 528         }
 529         else {
 530             $query_orderby = " ORDER BY $order $value";
 531         }
 532     }
 533
 534     # get the sql
 535     my $sql =
 536       build_query( \@columns, $query_criteria, $query_orderby, $area, $totals, $definition );
 537     $template->param(
 538         'showreport' => 1,
 539         'area'       => $area,
 540         'sql'        => $sql,
 541         'type'       => $type,
 542         'cache_expiry' => scalar $input->param('cache_expiry'),
 543         'public' => scalar $input->param('public'),
 544     );
 545 }
 546
 547 elsif ( $phase eq 'Save' ) {
 548     # Save the report that has just been built
 549     my $area           = $input->param('area');
 550     my $sql  = $input->param('sql');
 551     my $type = $input->param('type');
 552     $template->param(
 553         'save' => 1,
 554         'area'  => $area,
 555         'sql'  => $sql,
 556         'type' => $type,
 557         'cache_expiry' => scalar $input->param('cache_expiry'),
 558         'public' => scalar $input->param('public'),
 559         'groups_with_subgroups' => groups_with_subgroups($area), # in case we have a report group that matches area
 560     );
 561 }
 562
 563 elsif ( $phase eq 'Save Report' ) {
 564     # save the sql pasted in by a user
 565     my $area  = $input->param('area');
 566     my $group = $input->param('group');
 567     my $subgroup = $input->param('subgroup');
 568     my $sql   = $input->param('sql');
 569     my $name  = $input->param('reportname');
 570     my $type  = $input->param('types');
 571     my $notes = $input->param('notes');
 572     my $cache_expiry = $input->param('cache_expiry');
 573     my $cache_expiry_units = $input->param('cache_expiry_units');
 574     my $public = $input->param('public');
 575     my $save_anyway = $input->param('save_anyway');
 576
 577
 578     # if we have the units, then we came from creating a report from SQL and thus need to handle converting units
 579     if( $cache_expiry_units ){
 580       if( $cache_expiry_units eq "minutes" ){
 581         $cache_expiry *= 60;
 582       } elsif( $cache_expiry_units eq "hours" ){
 583         $cache_expiry *= 3600; # 60 * 60
 584       } elsif( $cache_expiry_units eq "days" ){
 585         $cache_expiry *= 86400; # 60 * 60 * 24
 586       }
 587     }
 588     # check $cache_expiry isnt too large, Memcached::set requires it to be less than 30 days or it will be treated as if it were an absolute time stamp
 589     if( $cache_expiry && $cache_expiry >= 2592000 ){
 590       push @errors, {cache_expiry => $cache_expiry};
 591     }
 592
 593     create_non_existing_group_and_subgroup($input, $group, $subgroup);
 594
 595     ## FIXME this is AFTER entering a name to save the report under
 596     if ($sql =~ /;?\W?(UPDATE|DELETE|DROP|INSERT|SHOW|CREATE)\W/i) {
 597         push @errors, {sqlerr => $1};
 598     }
 599     elsif ($sql !~ /^(SELECT)/i) {
 600         push @errors, {queryerr => "No SELECT"};
 601     }
 602
 603     if (@errors) {
 604         $template->param(
 605             'errors'    => \@errors,
 606             'sql'       => $sql,
 607             'reportname'=> $name,
 608             'type'      => $type,
 609             'notes'     => $notes,
 610             'cache_expiry' => $cache_expiry,
 611             'public'    => $public,
 612         );
 613     } else {
 614         # Check defined SQL parameters for authorised value validity
 615         my $problematic_authvals = ValidateSQLParameters($sql);
 616
 617         if ( scalar @$problematic_authvals > 0 && not $save_anyway ) {
 618             # There's at least one problematic parameter, report to the
 619             # GUI and provide all user input for further actions
 620             $template->param(
 621                 'area' => $area,
 622                 'group' =>  $group,
 623                 'subgroup' => $subgroup,
 624                 'sql' => $sql,
 625                 'reportname' => $name,
 626                 'type' => $type,
 627                 'notes' => $notes,
 628                 'public' => $public,
 629                 'problematic_authvals' => $problematic_authvals,
 630                 'warn_authval_problem' => 1,
 631                 'phase_save' => 1
 632             );
 633             if ( $usecache ) {
 634                 $template->param(
 635                     cache_expiry => $cache_expiry,
 636                     cache_expiry_units => $cache_expiry_units,
 637                 );
 638             }
 639         } else {
 640             # No params problem found or asked to save anyway
 641             my $id = save_report( {
 642                     borrowernumber => $borrowernumber,
 643                     sql            => $sql,
 644                     name           => $name,
 645                     area           => $area,
 646                     group          => $group,
 647                     subgroup       => $subgroup,
 648                     type           => $type,
 649                     notes          => $notes,
 650                     cache_expiry   => $cache_expiry,
 651                     public         => $public,
 652                 } );
 653                 logaction( "REPORTS", "ADD", $id, "$name | $sql" ) if C4::Context->preference("ReportsLog");
 654             $template->param(
 655                 'save_successful' => 1,
 656                 'reportname'      => $name,
 657                 'id'              => $id,
 658                 'editsql'         => 1,
 659                 'sql'             => $sql,
 660                 'groups_with_subgroups' => groups_with_subgroups($group, $subgroup),
 661                 'notes'      => $notes,
 662                 'cache_expiry' => $cache_expiry,
 663                 'public' => $public,
 664                 'usecache' => $usecache,
 665             );
 666         }
 667     }
 668 }
 669
 670 elsif ($phase eq 'Run this report'){
 671     # execute a saved report
 672     my $limit      = $input->param('limit') || 20;
 673     my $offset     = 0;
 674     my $report_id  = $input->param('reports');
 675     my @sql_params = $input->multi_param('sql_params');
 676     my @param_names = $input->multi_param('param_name');
 677
 678     # offset algorithm
 679     if ($input->param('page')) {
 680         $offset = ($input->param('page') - 1) * $limit;
 681     }
 682
 683     $template->param(
 684         'limit'   => $limit,
 685         'report_id' => $report_id,
 686     );
 687
 688     my ( $sql, $original_sql, $type, $name, $notes );
 689     if (my $report = get_saved_report($report_id)) {
 690         $sql   = $original_sql = $report->{savedsql};
 691         $name  = $report->{report_name};
 692         $notes = $report->{notes};
 693
 694         my @rows = ();
 695         # if we have at least 1 parameter, and it's not filled, then don't execute but ask for parameters
 696         if ($sql =~ /<</ && !@sql_params) {
 697             # split on ??. Each odd (2,4,6,...) entry should be a parameter to fill
 698             my @split = split /<<|>>/,$sql;
 699             my @tmpl_parameters;
 700             my @authval_errors;
 701             my %uniq_params;
 702             for(my $i=0;$i<($#split/2);$i++) {
 703                 my ($text,$authorised_value) = split /\|/,$split[$i*2+1];
 704                 my $sep = $authorised_value ? "|" : "";
 705                 if( defined $uniq_params{$text.$sep.$authorised_value} ){
 706                     next;
 707                 } else { $uniq_params{$text.$sep.$authorised_value} = "$i"; }
 708                 my $input;
 709                 my $labelid;
 710                 if ( not defined $authorised_value ) {
 711                     # no authorised value input, provide a text box
 712                     $input = "text";
 713                 } elsif ( $authorised_value eq "date" ) {
 714                     # require a date, provide a date picker
 715                     $input = 'date';
 716                 } else {
 717                     # defined $authorised_value, and not 'date'
 718                     my $dbh=C4::Context->dbh;
 719                     my @authorised_values;
 720                     my %authorised_lib;
 721                     # builds list, depending on authorised value...
 722                     if ( $authorised_value eq "branches" ) {
 723                         my $libraries = Koha::Libraries->search( {}, { order_by => ['branchname'] } );
 724                         while ( my $library = $libraries->next ) {
 725                             push @authorised_values, $library->branchcode;
 726                             $authorised_lib{$library->branchcode} = $library->branchname;
 727                         }
 728                     }
 729                     elsif ( $authorised_value eq "itemtypes" ) {
 730                         my $sth = $dbh->prepare("SELECT itemtype,description FROM itemtypes ORDER BY description");
 731                         $sth->execute;
 732                         while ( my ( $itemtype, $description ) = $sth->fetchrow_array ) {
 733                             push @authorised_values, $itemtype;
 734                             $authorised_lib{$itemtype} = $description;
 735                         }
 736                     }
 737                     elsif ( $authorised_value eq "biblio_framework" ) {
 738                         my @frameworks = Koha::BiblioFrameworks->search({}, { order_by => ['frameworktext'] });
 739                         my $default_source = '';
 740                         push @authorised_values,$default_source;
 741                         $authorised_lib{$default_source} = 'Default';
 742                         foreach my $framework (@frameworks) {
 743                             push @authorised_values, $framework->frameworkcode;
 744                             $authorised_lib{$framework->frameworkcode} = $framework->frameworktext;
 745                         }
 746                     }
 747                     elsif ( $authorised_value eq "cn_source" ) {
 748                         my $class_sources = GetClassSources();
 749                         my $default_source = C4::Context->preference("DefaultClassificationSource");
 750                         foreach my $class_source (sort keys %$class_sources) {
 751                             next unless $class_sources->{$class_source}->{'used'} or
 752                                         ($class_source eq $default_source);
 753                             push @authorised_values, $class_source;
 754                             $authorised_lib{$class_source} = $class_sources->{$class_source}->{'description'};
 755                         }
 756                     }
 757                     elsif ( $authorised_value eq "categorycode" ) {
 758                         my @patron_categories = Koha::Patron::Categories->search({}, { order_by => ['description']});
 759                         %authorised_lib = map { $_->categorycode => $_->description } @patron_categories;
 760                         push @authorised_values, $_->categorycode for @patron_categories;
 761                     }
 762                     else {
 763                         if ( Koha::AuthorisedValues->search({ category => $authorised_value })->count ) {
 764                             my $query = '
 765                             SELECT authorised_value,lib
 766                             FROM authorised_values
 767                             WHERE category=?
 768                             ORDER BY lib
 769                             ';
 770                             my $authorised_values_sth = $dbh->prepare($query);
 771                             $authorised_values_sth->execute( $authorised_value);
 772
 773                             while ( my ( $value, $lib ) = $authorised_values_sth->fetchrow_array ) {
 774                                 push @authorised_values, $value;
 775                                 $authorised_lib{$value} = $lib;
 776                                 # For item location, we show the code and the libelle
 777                                 $authorised_lib{$value} = $lib;
 778                             }
 779                         } else {
 780                             # not exists $authorised_value_categories{$authorised_value})
 781                             push @authval_errors, {'entry' => $text,
 782                                                    'auth_val' => $authorised_value };
 783                             # tell the template there's an error
 784                             $template->param( auth_val_error => 1 );
 785                             # skip scrolling list creation and params push
 786                             next;
 787                         }
 788                     }
 789                     $labelid = $text;
 790                     $labelid =~ s/\W//g;
 791                     $input = {
 792                         name    => "sql_params",
 793                         id      => "sql_params_".$labelid,
 794                         values  => \@authorised_values,
 795                         labels  => \%authorised_lib,
 796                     };
 797                 }
 798
 799                 push @tmpl_parameters, {'entry' => $text, 'input' => $input, 'labelid' => $labelid, 'name' => $text.$sep.$authorised_value };
 800             }
 801             $template->param('sql'         => $sql,
 802                             'name'         => $name,
 803                             'sql_params'   => \@tmpl_parameters,
 804                             'auth_val_errors'  => \@authval_errors,
 805                             'enter_params' => 1,
 806                             'reports'      => $report_id,
 807                             );
 808         } else {
 809             my $sql = get_prepped_report( $sql, \@param_names, \@sql_params);
 810             my ( $sth, $errors ) = execute_query( $sql, $offset, $limit, undef, $report_id );
 811             my $total = nb_rows($sql) || 0;
 812             unless ($sth) {
 813                 die "execute_query failed to return sth for report $report_id: $sql";
 814             } else {
 815                 my $headers = header_cell_loop($sth);
 816                 $template->param(header_row => $headers);
 817                 while (my $row = $sth->fetchrow_arrayref()) {
 818                     my @cells = map { +{ cell => $_ } } @$row;
 819                     push @rows, { cells => \@cells };
 820                 }
 821             }
 822
 823             my $totpages = int($total/$limit) + (($total % $limit) > 0 ? 1 : 0);
 824             my $url = "/cgi-bin/koha/reports/guided_reports.pl?reports=$report_id&amp;phase=Run%20this%20report&amp;limit=$limit";
 825             if (@sql_params) {
 826                 $url = join('&amp;sql_params=', $url, map { URI::Escape::uri_escape_utf8($_) } @sql_params);
 827             }
 828             $template->param(
 829                 'results' => \@rows,
 830                 'sql'     => $sql,
 831                 original_sql => $original_sql,
 832                 'id'      => $report_id,
 833                 'execute' => 1,
 834                 'name'    => $name,
 835                 'notes'   => $notes,
 836                 'errors'  => defined($errors) ? [ $errors ] : undef,
 837                 'pagination_bar'  => pagination_bar($url, $totpages, scalar $input->param('page')),
 838                 'unlimited_total' => $total,
 839                 'sql_params'      => \@sql_params,
 840                 'param_names'     => \@param_names,
 841             );
 842         }
 843     }
 844     else {
 845         push @errors, { no_sql_for_id => $report_id };
 846     }
 847 }
 848
 849 elsif ($phase eq 'Export'){
 850
 851         # export results to tab separated text or CSV
 852     my $report_id      = $input->param('report_id');
 853     my $report         = get_saved_report($report_id);
 854     my $sql            = $report->{savedsql};
 855     my @param_names    = $input->multi_param('param_name');
 856     my @sql_params     = $input->multi_param('sql_params');
 857     my $format         = $input->param('format');
 858     my $reportname     = $input->param('reportname');
 859     my $reportfilename = $reportname ? "$reportname-reportresults.$format" : "reportresults.$format" ;
 860
 861     $sql = get_prepped_report( $sql, \@param_names, \@sql_params );
 862         my ($sth, $q_errors) = execute_query($sql);
 863     unless ($q_errors and @$q_errors) {
 864         my ( $type, $content );
 865         if ($format eq 'tab') {
 866             $type = 'application/octet-stream';
 867             $content .= join("\t", header_cell_values($sth)) . "\n";
 868             $content = Encode::decode('UTF-8', $content);
 869             while (my $row = $sth->fetchrow_arrayref()) {
 870                 $content .= join("\t", @$row) . "\n";
 871             }
 872         } else {
 873             my $delimiter = C4::Context->preference('delimiter') || ',';
 874             if ( $format eq 'csv' ) {
 875                 $delimiter = "\t" if $delimiter eq 'tabulation';
 876                 $type = 'application/csv';
 877                 my $csv = Text::CSV::Encoded->new({ encoding_out => 'UTF-8', sep_char => $delimiter});
 878                 $csv or die "Text::CSV::Encoded->new({binary => 1}) FAILED: " . Text::CSV::Encoded->error_diag();
 879                 if ($csv->combine(header_cell_values($sth))) {
 880                     $content .= Encode::decode('UTF-8', $csv->string()) . "\n";
 881                 } else {
 882                     push @$q_errors, { combine => 'HEADER ROW: ' . $csv->error_diag() } ;
 883                 }
 884                 while (my $row = $sth->fetchrow_arrayref()) {
 885                     if ($csv->combine(@$row)) {
 886                         $content .= $csv->string() . "\n";
 887                     } else {
 888                         push @$q_errors, { combine => $csv->error_diag() } ;
 889                     }
 890                 }
 891             }
 892             elsif ( $format eq 'ods' ) {
 893                 $type = 'application/vnd.oasis.opendocument.spreadsheet';
 894                 my $ods_fh = File::Temp->new( UNLINK => 0 );
 895                 my $ods_filepath = $ods_fh->filename;
 896
 897                 use OpenOffice::OODoc;
 898                 my $tmpdir = dirname $ods_filepath;
 899                 odfWorkingDirectory( $tmpdir );
 900                 my $container = odfContainer( $ods_filepath, create => 'spreadsheet' );
 901                 my $doc = odfDocument (
 902                     container => $container,
 903                     part      => 'content'
 904                 );
 905                 my $table = $doc->getTable(0);
 906                 my @headers = header_cell_values( $sth );
 907                 my $rows = $sth->fetchall_arrayref();
 908                 my ( $nb_rows, $nb_cols ) = ( 0, 0 );
 909                 $nb_rows = @$rows;
 910                 $nb_cols = @headers;
 911                 $doc->expandTable( $table, $nb_rows + 1, $nb_cols );
 912
 913                 my $row = $doc->getRow( $table, 0 );
 914                 my $j = 0;
 915                 for my $header ( @headers ) {
 916                     $doc->cellValue( $row, $j, $header );
 917                     $j++;
 918                 }
 919                 my $i = 1;
 920                 for ( @$rows ) {
 921                     $row = $doc->getRow( $table, $i );
 922                     for ( my $j = 0 ; $j < $nb_cols ; $j++ ) {
 923                         my $value = Encode::encode( 'UTF8', $rows->[$i - 1][$j] );
 924                         $doc->cellValue( $row, $j, $value );
 925                     }
 926                     $i++;
 927                 }
 928                 $doc->save();
 929                 binmode(STDOUT);
 930                 open $ods_fh, '<', $ods_filepath;
 931                 $content .= $_ while <$ods_fh>;
 932                 unlink $ods_filepath;
 933             }
 934         }
 935         print $input->header(
 936             -type => $type,
 937             -attachment=> $reportfilename
 938         );
 939         print $content;
 940
 941         foreach my $err (@$q_errors, @errors) {
 942             print "# ERROR: " . (map {$_ . ": " . $err->{$_}} keys %$err) . "\n";
 943         }   # here we print all the non-fatal errors at the end.  Not super smooth, but better than nothing.
 944         exit;
 945     }
 946     $template->param(
 947         'sql'           => $sql,
 948         'execute'       => 1,
 949         'name'          => 'Error exporting report!',
 950         'notes'         => '',
 951         'errors'        => $q_errors,
 952     );
 953 }
 954
 955 elsif ( $phase eq 'Create report from SQL' ) {
 956
 957     my ($group, $subgroup);
 958     # allow the user to paste in sql
 959     if ( $input->param('sql') ) {
 960         $group = $input->param('report_group');
 961         $subgroup  = $input->param('report_subgroup');
 962         $template->param(
 963             'sql'           => scalar $input->param('sql') // '',
 964             'reportname'    => scalar $input->param('reportname') // '',
 965             'notes'         => scalar $input->param('notes') // '',
 966         );
 967     }
 968     $template->param(
 969         'create' => 1,
 970         'groups_with_subgroups' => groups_with_subgroups($group, $subgroup),
 971         'public' => '0',
 972         'cache_expiry' => 300,
 973         'usecache' => $usecache,
 974     );
 975 }
 976
 977 elsif ($phase eq 'Create Compound Report'){
 978         $template->param( 'savedreports' => get_saved_reports(),
 979                 'compound' => 1,
 980         );
 981 }
 982
 983 elsif ($phase eq 'Save Compound'){
 984     my $master    = $input->param('master');
 985         my $subreport = $input->param('subreport');
 986         my ($mastertables,$subtables) = create_compound($master,$subreport);
 987         $template->param( 'save_compound' => 1,
 988                 master=>$mastertables,
 989                 subsql=>$subtables
 990         );
 991 }
 992
 993 # pass $sth, get back an array of names for the column headers
 994 sub header_cell_values {
 995     my $sth = shift or return ();
 996     return '' unless ($sth->{NAME});
 997     return @{$sth->{NAME}};
 998 }
 999
1000 # pass $sth, get back a TMPL_LOOP-able set of names for the column headers
1001 sub header_cell_loop {
1002     my @headers = map { +{ cell => decode('UTF-8',$_) } } header_cell_values (shift);
1003     return \@headers;
1004 }
1005
1006 foreach (1..6) {
1007      $template->{VARS}->{'build' . $_} and last;
1008 }
1009 $template->param(   'referer' => $input->referer(),
1010                 );
1011
1012 output_html_with_http_headers $input, $cookie, $template->output;
1013
1014 sub groups_with_subgroups {
1015     my ($group, $subgroup) = @_;
1016
1017     my $groups_with_subgroups = get_report_groups();
1018     my @g_sg;
1019     my @sorted_keys = sort {
1020         $groups_with_subgroups->{$a}->{name} cmp $groups_with_subgroups->{$b}->{name}
1021     } keys %$groups_with_subgroups;
1022     foreach my $g_id (@sorted_keys) {
1023         my $v = $groups_with_subgroups->{$g_id};
1024         my @subgroups;
1025         if (my $sg = $v->{subgroups}) {
1026             foreach my $sg_id (sort { $sg->{$a} cmp $sg->{$b} } keys %$sg) {
1027                 push @subgroups, {
1028                     id => $sg_id,
1029                     name => $sg->{$sg_id},
1030                     selected => ($group && $g_id eq $group && $subgroup && $sg_id eq $subgroup ),
1031                 };
1032             }
1033         }
1034         push @g_sg, {
1035             id => $g_id,
1036             name => $v->{name},
1037             selected => ($group && $g_id eq $group),
1038             subgroups => \@subgroups,
1039         };
1040     }
1041     return \@g_sg;
1042 }
1043
1044 sub create_non_existing_group_and_subgroup {
1045     my ($input, $group, $subgroup) = @_;
1046
1047     if (defined $group and $group ne '') {
1048         my $report_groups = C4::Reports::Guided::get_report_groups;
1049         if (not exists $report_groups->{$group}) {
1050             my $groupdesc = $input->param('groupdesc') // $group;
1051             Koha::AuthorisedValue->new({
1052                 category => 'REPORT_GROUP',
1053                 authorised_value => $group,
1054                 lib => $groupdesc,
1055             })->store;
1056         }
1057         if (defined $subgroup and $subgroup ne '') {
1058             if (not exists $report_groups->{$group}->{subgroups}->{$subgroup}) {
1059                 my $subgroupdesc = $input->param('subgroupdesc') // $subgroup;
1060                 Koha::AuthorisedValue->new({
1061                     category => 'REPORT_SUBGROUP',
1062                     authorised_value => $subgroup,
1063                     lib => $subgroupdesc,
1064                     lib_opac => $group,
1065                 })->store;
1066             }
1067         }
1068     }
1069 }
1070
1071 # pass $sth and sql_params, get back an executable query
1072 sub get_prepped_report {
1073     my ($sql, $param_names, $sql_params ) = @_;
1074     my %lookup;
1075     @lookup{@$param_names} = @$sql_params;
1076     my @split = split /<<|>>/,$sql;
1077     my @tmpl_parameters;
1078     for(my $i=0;$i<$#split/2;$i++) {
1079         my $quoted = @$param_names ? $lookup{ $split[$i*2+1] } : @$sql_params[$i];
1080         # if there are special regexp chars, we must \ them
1081         $split[$i*2+1] =~ s/(\||\?|\.|\*|\(|\)|\%)/\\$1/g;
1082         if ($split[$i*2+1] =~ /\|\s*date\s*$/) {
1083             $quoted = output_pref({ dt => dt_from_string($quoted), dateformat => 'iso', dateonly => 1 }) if $quoted;
1084         }
1085         $quoted = C4::Context->dbh->quote($quoted);
1086         $sql =~ s/<<$split[$i*2+1]>>/$quoted/;
1087     }
1088     return $sql;
1089 }