C4/Budgets.pm

   1 package C4::Budgets;
   2
   3 # Copyright 2000-2002 Katipo Communications
   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 strict;
  21 #use warnings; FIXME - Bug 2505
  22 use C4::Context;
  23 use Koha::Database;
  24 use C4::Debug;
  25 use vars qw(@ISA @EXPORT);
  26
  27 BEGIN {
  28         require Exporter;
  29         @ISA    = qw(Exporter);
  30         @EXPORT = qw(
  31
  32         &GetBudget
  33         &GetBudgetByOrderNumber
  34         &GetBudgetByCode
  35         &GetBudgets
  36         &GetBudgetHierarchy
  37             &AddBudget
  38         &ModBudget
  39         &DelBudget
  40         &GetBudgetSpent
  41         &GetBudgetOrdered
  42         &GetBudgetName
  43         &GetPeriodsCount
  44         GetBudgetHierarchySpent
  45         GetBudgetHierarchyOrdered
  46
  47         &GetBudgetUsers
  48         &ModBudgetUsers
  49         &CanUserUseBudget
  50         &CanUserModifyBudget
  51
  52             &GetBudgetPeriod
  53         &GetBudgetPeriods
  54         &ModBudgetPeriod
  55         &AddBudgetPeriod
  56             &DelBudgetPeriod
  57
  58         &ModBudgetPlan
  59
  60                 &GetBudgetsPlanCell
  61         &AddBudgetPlanValue
  62         &GetBudgetAuthCats
  63         &BudgetHasChildren
  64         &CheckBudgetParent
  65         &CheckBudgetParentPerm
  66
  67         &HideCols
  68         &GetCols
  69         );
  70 }
  71
  72 # ----------------------------BUDGETS.PM-----------------------------";
  73
  74
  75 =head1 FUNCTIONS ABOUT BUDGETS
  76
  77 =cut
  78
  79 sub HideCols {
  80     my ( $authcat, @hide_cols ) = @_;
  81     my $dbh = C4::Context->dbh;
  82
  83     my $sth1 = $dbh->prepare(
  84         qq|
  85         UPDATE aqbudgets_planning SET display = 0
  86         WHERE authcat = ?
  87         AND  authvalue = ? |
  88     );
  89     foreach my $authvalue (@hide_cols) {
  90 #        $sth1->{TraceLevel} = 3;
  91         $sth1->execute(  $authcat, $authvalue );
  92     }
  93 }
  94
  95 sub GetCols {
  96     my ( $authcat, $authvalue ) = @_;
  97
  98     my $dbh = C4::Context->dbh;
  99     my $sth = $dbh->prepare(
 100         qq|
 101         SELECT count(display) as cnt from aqbudgets_planning
 102         WHERE  authcat = ?
 103         AND authvalue = ? and display  = 0   |
 104     );
 105
 106 #    $sth->{TraceLevel} = 3;
 107     $sth->execute( $authcat, $authvalue );
 108     my $res  = $sth->fetchrow_hashref;
 109
 110     return  $res->{cnt} > 0 ? 0: 1
 111
 112 }
 113
 114 sub CheckBudgetParentPerm {
 115     my ( $budget, $borrower_id ) = @_;
 116     my $depth = $budget->{depth};
 117     my $parent_id = $budget->{budget_parent_id};
 118     while ($depth) {
 119         my $parent = GetBudget($parent_id);
 120         $parent_id = $parent->{budget_parent_id};
 121         if ( $parent->{budget_owner_id} == $borrower_id ) {
 122             return 1;
 123         }
 124         $depth--
 125     }
 126     return 0;
 127 }
 128
 129 sub AddBudgetPeriod {
 130     my ($budgetperiod) = @_;
 131     return unless($budgetperiod->{budget_period_startdate} && $budgetperiod->{budget_period_enddate});
 132
 133     my $resultset = Koha::Database->new()->schema->resultset('Aqbudgetperiod');
 134     return $resultset->create($budgetperiod)->id;
 135 }
 136 # -------------------------------------------------------------------
 137 sub GetPeriodsCount {
 138     my $dbh = C4::Context->dbh;
 139     my $sth = $dbh->prepare("
 140         SELECT COUNT(*) AS sum FROM aqbudgetperiods ");
 141     $sth->execute();
 142     my $res = $sth->fetchrow_hashref;
 143     return $res->{'sum'};
 144 }
 145
 146 # -------------------------------------------------------------------
 147 sub CheckBudgetParent {
 148     my ( $new_parent, $budget ) = @_;
 149     my $new_parent_id = $new_parent->{'budget_id'};
 150     my $budget_id     = $budget->{'budget_id'};
 151     my $dbh           = C4::Context->dbh;
 152     my $parent_id_tmp = $new_parent_id;
 153
 154     # check new-parent is not a child (or a child's child ;)
 155     my $sth = $dbh->prepare(qq|
 156         SELECT budget_parent_id FROM
 157             aqbudgets where budget_id = ? | );
 158     while (1) {
 159         $sth->execute($parent_id_tmp);
 160         my $res = $sth->fetchrow_hashref;
 161         if ( $res->{'budget_parent_id'} == $budget_id ) {
 162             return 1;
 163         }
 164         if ( not defined $res->{'budget_parent_id'} ) {
 165             return 0;
 166         }
 167         $parent_id_tmp = $res->{'budget_parent_id'};
 168     }
 169 }
 170
 171 # -------------------------------------------------------------------
 172 sub BudgetHasChildren {
 173     my ( $budget_id  ) = @_;
 174     my $dbh = C4::Context->dbh;
 175     my $sth = $dbh->prepare(qq|
 176        SELECT count(*) as sum FROM  aqbudgets
 177         WHERE budget_parent_id = ?   | );
 178     $sth->execute( $budget_id );
 179     my $sum = $sth->fetchrow_hashref;
 180     return $sum->{'sum'};
 181 }
 182
 183 sub GetBudgetChildren {
 184     my ( $budget_id ) = @_;
 185     my $dbh = C4::Context->dbh;
 186     return $dbh->selectall_arrayref(q|
 187        SELECT  * FROM  aqbudgets
 188         WHERE budget_parent_id = ?
 189     |, { Slice => {} }, $budget_id );
 190 }
 191
 192 sub SetOwnerToFundHierarchy {
 193     my ( $budget_id, $borrowernumber ) = @_;
 194
 195     my $budget = GetBudget( $budget_id );
 196     $budget->{budget_owner_id} = $borrowernumber;
 197     ModBudget( $budget );
 198     my $children = GetBudgetChildren( $budget_id );
 199     for my $child ( @$children ) {
 200         SetOwnerToFundHierarchy( $child->{budget_id}, $borrowernumber );
 201     }
 202 }
 203
 204 # -------------------------------------------------------------------
 205 sub GetBudgetsPlanCell {
 206     my ( $cell, $period, $budget ) = @_;
 207     my ($actual, $sth);
 208     my $dbh = C4::Context->dbh;
 209     if ( $cell->{'authcat'} eq 'MONTHS' ) {
 210         # get the actual amount
 211         $sth = $dbh->prepare( qq|
 212
 213             SELECT SUM(ecost) AS actual FROM aqorders
 214                 WHERE    budget_id = ? AND
 215                 entrydate like "$cell->{'authvalue'}%"  |
 216         );
 217         $sth->execute( $cell->{'budget_id'} );
 218     } elsif ( $cell->{'authcat'} eq 'BRANCHES' ) {
 219         # get the actual amount
 220         $sth = $dbh->prepare( qq|
 221
 222             SELECT SUM(ecost) FROM aqorders
 223                 LEFT JOIN aqorders_items
 224                 ON (aqorders.ordernumber = aqorders_items.ordernumber)
 225                 LEFT JOIN items
 226                 ON (aqorders_items.itemnumber = items.itemnumber)
 227                 WHERE budget_id = ? AND homebranch = ? |          );
 228
 229         $sth->execute( $cell->{'budget_id'}, $cell->{'authvalue'} );
 230     } elsif ( $cell->{'authcat'} eq 'ITEMTYPES' ) {
 231         # get the actual amount
 232         $sth = $dbh->prepare(  qq|
 233
 234             SELECT SUM( ecost *  quantity) AS actual
 235                 FROM aqorders JOIN biblioitems
 236                 ON (biblioitems.biblionumber = aqorders.biblionumber )
 237                 WHERE aqorders.budget_id = ? and itemtype  = ? |
 238         );
 239         $sth->execute(  $cell->{'budget_id'},
 240                         $cell->{'authvalue'} );
 241     }
 242     # ELSE GENERIC ORDERS SORT1/SORT2 STAT COUNT.
 243     else {
 244         # get the actual amount
 245         $sth = $dbh->prepare( qq|
 246
 247         SELECT  SUM(ecost * quantity) AS actual
 248             FROM aqorders
 249             JOIN aqbudgets ON (aqbudgets.budget_id = aqorders.budget_id )
 250             WHERE  aqorders.budget_id = ? AND
 251                 ((aqbudgets.sort1_authcat = ? AND sort1 =?) OR
 252                 (aqbudgets.sort2_authcat = ? AND sort2 =?))    |
 253         );
 254         $sth->execute(  $cell->{'budget_id'},
 255                         $budget->{'sort1_authcat'},
 256                         $cell->{'authvalue'},
 257                         $budget->{'sort2_authcat'},
 258                         $cell->{'authvalue'}
 259         );
 260     }
 261     $actual = $sth->fetchrow_array;
 262
 263     # get the estimated amount
 264     $sth = $dbh->prepare( qq|
 265
 266         SELECT estimated_amount AS estimated, display FROM aqbudgets_planning
 267             WHERE budget_period_id = ? AND
 268                 budget_id = ? AND
 269                 authvalue = ? AND
 270                 authcat = ?         |
 271     );
 272     $sth->execute(  $cell->{'budget_period_id'},
 273                     $cell->{'budget_id'},
 274                     $cell->{'authvalue'},
 275                     $cell->{'authcat'},
 276     );
 277
 278
 279     my $res  = $sth->fetchrow_hashref;
 280   #  my $display = $res->{'display'};
 281     my $estimated = $res->{'estimated'};
 282
 283
 284     return $actual, $estimated;
 285 }
 286
 287 # -------------------------------------------------------------------
 288 sub ModBudgetPlan {
 289     my ( $budget_plan, $budget_period_id, $authcat ) = @_;
 290     my $dbh = C4::Context->dbh;
 291     foreach my $buds (@$budget_plan) {
 292         my $lines = $buds->{lines};
 293         my $sth = $dbh->prepare( qq|
 294                 DELETE FROM aqbudgets_planning
 295                     WHERE   budget_period_id   = ? AND
 296                             budget_id   = ? AND
 297                             authcat            = ? |
 298         );
 299     #delete a aqplan line of cells, then insert new cells,
 300     # these could be UPDATES rather than DEL/INSERTS...
 301         $sth->execute( $budget_period_id,  $lines->[0]{budget_id}   , $authcat );
 302
 303         foreach my $cell (@$lines) {
 304             my $sth = $dbh->prepare( qq|
 305
 306                 INSERT INTO aqbudgets_planning
 307                      SET   budget_id     = ?,
 308                      budget_period_id  = ?,
 309                      authcat          = ?,
 310                      estimated_amount  = ?,
 311                      authvalue       = ?  |
 312             );
 313             $sth->execute(
 314                             $cell->{'budget_id'},
 315                             $cell->{'budget_period_id'},
 316                             $cell->{'authcat'},
 317                             $cell->{'estimated_amount'},
 318                             $cell->{'authvalue'},
 319             );
 320         }
 321     }
 322 }
 323
 324 # -------------------------------------------------------------------
 325 sub GetBudgetSpent {
 326         my ($budget_id) = @_;
 327         my $dbh = C4::Context->dbh;
 328         my $sth = $dbh->prepare(qq|
 329         SELECT SUM( COALESCE(unitprice, ecost) * quantity ) AS sum FROM aqorders
 330             WHERE budget_id = ? AND
 331             quantityreceived > 0 AND
 332             datecancellationprinted IS NULL
 333     |);
 334         $sth->execute($budget_id);
 335         my $sum =  $sth->fetchrow_array;
 336
 337     $sth = $dbh->prepare(qq|
 338         SELECT SUM(shipmentcost) AS sum
 339         FROM aqinvoices
 340         WHERE shipmentcost_budgetid = ?
 341           AND closedate IS NOT NULL
 342     |);
 343     $sth->execute($budget_id);
 344     my ($shipmentcost_sum) = $sth->fetchrow_array;
 345     $sum += $shipmentcost_sum;
 346
 347         return $sum;
 348 }
 349
 350 # -------------------------------------------------------------------
 351 sub GetBudgetOrdered {
 352         my ($budget_id) = @_;
 353         my $dbh = C4::Context->dbh;
 354         my $sth = $dbh->prepare(qq|
 355         SELECT SUM(ecost *  quantity) AS sum FROM aqorders
 356             WHERE budget_id = ? AND
 357             quantityreceived = 0 AND
 358             datecancellationprinted IS NULL
 359     |);
 360         $sth->execute($budget_id);
 361         my $sum =  $sth->fetchrow_array;
 362
 363     $sth = $dbh->prepare(qq|
 364         SELECT SUM(shipmentcost) AS sum
 365         FROM aqinvoices
 366         WHERE shipmentcost_budgetid = ?
 367           AND closedate IS NULL
 368     |);
 369     $sth->execute($budget_id);
 370     my ($shipmentcost_sum) = $sth->fetchrow_array;
 371     $sum += $shipmentcost_sum;
 372
 373         return $sum;
 374 }
 375
 376 =head2 GetBudgetName
 377
 378   my $budget_name = &GetBudgetName($budget_id);
 379
 380 get the budget_name for a given budget_id
 381
 382 =cut
 383
 384 sub GetBudgetName {
 385     my ( $budget_id ) = @_;
 386     my $dbh         = C4::Context->dbh;
 387     my $sth         = $dbh->prepare(
 388         qq|
 389         SELECT budget_name
 390         FROM aqbudgets
 391         WHERE budget_id = ?
 392     |);
 393
 394     $sth->execute($budget_id);
 395     return $sth->fetchrow_array;
 396 }
 397
 398 # -------------------------------------------------------------------
 399 sub GetBudgetAuthCats  {
 400     my ($budget_period_id) = shift;
 401     # now, populate the auth_cats_loop used in the budget planning button
 402     # we must retrieve all auth values used by at least one budget
 403     my $dbh = C4::Context->dbh;
 404     my $sth=$dbh->prepare("SELECT sort1_authcat,sort2_authcat FROM aqbudgets WHERE budget_period_id=?");
 405     $sth->execute($budget_period_id);
 406     my %authcats;
 407     while (my ($sort1_authcat,$sort2_authcat) = $sth->fetchrow) {
 408         $authcats{$sort1_authcat}=1;
 409         $authcats{$sort2_authcat}=1;
 410     }
 411     my @auth_cats_loop;
 412     foreach (sort keys %authcats) {
 413         push @auth_cats_loop,{ authcat => $_ };
 414     }
 415     return \@auth_cats_loop;
 416 }
 417
 418 # -------------------------------------------------------------------
 419 sub GetBudgetPeriods {
 420         my ($filters,$orderby) = @_;
 421
 422     my $rs = Koha::Database->new()->schema->resultset('Aqbudgetperiod');
 423     $rs = $rs->search( $filters, { order_by => $orderby } );
 424     $rs->result_class('DBIx::Class::ResultClass::HashRefInflator');
 425     return [ $rs->all ];
 426 }
 427 # -------------------------------------------------------------------
 428 sub GetBudgetPeriod {
 429         my ($budget_period_id) = @_;
 430         my $dbh = C4::Context->dbh;
 431         ## $total = number of records linked to the record that must be deleted
 432         my $total = 0;
 433         ## get information about the record that will be deleted
 434         my $sth;
 435         if ($budget_period_id) {
 436                 $sth = $dbh->prepare( qq|
 437               SELECT      *
 438                 FROM aqbudgetperiods
 439                 WHERE budget_period_id=? |
 440                 );
 441                 $sth->execute($budget_period_id);
 442         } else {         # ACTIVE BUDGET
 443                 $sth = $dbh->prepare(qq|
 444                           SELECT      *
 445                 FROM aqbudgetperiods
 446                 WHERE budget_period_active=1 |
 447                 );
 448                 $sth->execute();
 449         }
 450         my $data = $sth->fetchrow_hashref;
 451         return $data;
 452 }
 453
 454 # -------------------------------------------------------------------
 455 sub DelBudgetPeriod{
 456         my ($budget_period_id) = @_;
 457         my $dbh = C4::Context->dbh;
 458           ; ## $total = number of records linked to the record that must be deleted
 459     my $total = 0;
 460
 461         ## get information about the record that will be deleted
 462         my $sth = $dbh->prepare(qq|
 463                 DELETE
 464          FROM aqbudgetperiods
 465          WHERE budget_period_id=? |
 466         );
 467         return $sth->execute($budget_period_id);
 468 }
 469
 470 # -------------------------------------------------------------------
 471 sub ModBudgetPeriod {
 472     my ($budget_period) = @_;
 473     my $result = Koha::Database->new()->schema->resultset('Aqbudgetperiod')->find($budget_period);
 474     return unless($result);
 475
 476     $result = $result->update($budget_period);
 477     return $result->in_storage;
 478 }
 479
 480 # -------------------------------------------------------------------
 481 sub GetBudgetHierarchy {
 482     my ( $budget_period_id, $branchcode, $owner ) = @_;
 483     my @bind_params;
 484     my $dbh   = C4::Context->dbh;
 485     my $query = qq|
 486                     SELECT aqbudgets.*, aqbudgetperiods.budget_period_active, aqbudgetperiods.budget_period_description
 487                     FROM aqbudgets
 488                     JOIN aqbudgetperiods USING (budget_period_id)|;
 489
 490         my @where_strings;
 491     # show only period X if requested
 492     if ($budget_period_id) {
 493         push @where_strings," aqbudgets.budget_period_id = ?";
 494         push @bind_params, $budget_period_id;
 495     }
 496         # show only budgets owned by me, my branch or everyone
 497     if ($owner) {
 498         if ($branchcode) {
 499             push @where_strings,
 500             qq{ (budget_owner_id = ? OR budget_branchcode = ? OR ((budget_branchcode IS NULL or budget_branchcode="") AND (budget_owner_id IS NULL OR budget_owner_id="")))};
 501             push @bind_params, ( $owner, $branchcode );
 502         } else {
 503             push @where_strings, ' (budget_owner_id = ? OR budget_owner_id IS NULL or budget_owner_id ="") ';
 504             push @bind_params, $owner;
 505         }
 506     } else {
 507         if ($branchcode) {
 508             push @where_strings," (budget_branchcode =? or budget_branchcode is NULL)";
 509             push @bind_params, $branchcode;
 510         }
 511     }
 512         $query.=" WHERE ".join(' AND ', @where_strings) if @where_strings;
 513         $debug && warn $query,join(",",@bind_params);
 514         my $sth = $dbh->prepare($query);
 515         $sth->execute(@bind_params);
 516
 517     my %links;
 518     # create hash with budget_id has key
 519     while ( my $data = $sth->fetchrow_hashref ) {
 520         $links{ $data->{'budget_id'} } = $data;
 521     }
 522
 523     # link child to parent
 524     my @first_parents;
 525     foreach my $budget ( sort { $a->{budget_code} cmp $b->{budget_code} } values %links ) {
 526         my $child = $links{$budget->{budget_id}};
 527         if ( $child->{'budget_parent_id'} ) {
 528             my $parent = $links{ $child->{'budget_parent_id'} };
 529             if ($parent) {
 530                 unless ( $parent->{'children'} ) {
 531                     # init child arrayref
 532                     $parent->{'children'} = [];
 533                 }
 534                 # add as child
 535                 push @{ $parent->{'children'} }, $child;
 536             }
 537         } else {
 538             push @first_parents, $child;
 539         }
 540     }
 541
 542     my @sort = ();
 543     foreach my $first_parent (@first_parents) {
 544         _add_budget_children(\@sort, $first_parent);
 545     }
 546
 547     foreach my $budget (@sort) {
 548         $budget->{budget_spent}   = GetBudgetSpent( $budget->{budget_id} );
 549         $budget->{budget_ordered} = GetBudgetOrdered( $budget->{budget_id} );
 550         $budget->{total_spent} = GetBudgetHierarchySpent( $budget->{budget_id} );
 551         $budget->{total_ordered} = GetBudgetHierarchyOrdered( $budget->{budget_id} );
 552     }
 553     return \@sort;
 554 }
 555
 556 # Recursive method to add a budget and its chidren to an array
 557 sub _add_budget_children {
 558     my $res = shift;
 559     my $budget = shift;
 560     push @$res, $budget;
 561     my $children = $budget->{'children'} || [];
 562     return unless @$children; # break recursivity
 563     foreach my $child (@$children) {
 564         _add_budget_children($res, $child);
 565     }
 566 }
 567
 568 # -------------------------------------------------------------------
 569
 570 sub AddBudget {
 571     my ($budget) = @_;
 572     return unless ($budget);
 573
 574     my $resultset = Koha::Database->new()->schema->resultset('Aqbudget');
 575     return $resultset->create($budget)->id;
 576 }
 577
 578 # -------------------------------------------------------------------
 579 sub ModBudget {
 580     my ($budget) = @_;
 581     my $result = Koha::Database->new()->schema->resultset('Aqbudget')->find($budget);
 582     return unless($result);
 583
 584     $result = $result->update($budget);
 585     return $result->in_storage;
 586 }
 587
 588 # -------------------------------------------------------------------
 589 sub DelBudget {
 590         my ($budget_id) = @_;
 591         my $dbh         = C4::Context->dbh;
 592         my $sth         = $dbh->prepare("delete from aqbudgets where budget_id=?");
 593         my $rc          = $sth->execute($budget_id);
 594         return $rc;
 595 }
 596
 597
 598 =head2 GetBudget
 599
 600   &GetBudget($budget_id);
 601
 602 get a specific budget
 603
 604 =cut
 605
 606 # -------------------------------------------------------------------
 607 sub GetBudget {
 608     my ( $budget_id ) = @_;
 609     my $dbh = C4::Context->dbh;
 610     my $query = "
 611         SELECT *
 612         FROM   aqbudgets
 613         WHERE  budget_id=?
 614         ";
 615     my $sth = $dbh->prepare($query);
 616     $sth->execute( $budget_id );
 617     my $result = $sth->fetchrow_hashref;
 618     return $result;
 619 }
 620
 621 =head2 GetBudgetByOrderNumber
 622
 623   &GetBudgetByOrderNumber($ordernumber);
 624
 625 get a specific budget by order number
 626
 627 =cut
 628
 629 # -------------------------------------------------------------------
 630 sub GetBudgetByOrderNumber {
 631     my ( $ordernumber ) = @_;
 632     my $dbh = C4::Context->dbh;
 633     my $query = "
 634         SELECT aqbudgets.*
 635         FROM   aqbudgets, aqorders
 636         WHERE  ordernumber=?
 637         AND    aqorders.budget_id = aqbudgets.budget_id
 638         ";
 639     my $sth = $dbh->prepare($query);
 640     $sth->execute( $ordernumber );
 641     my $result = $sth->fetchrow_hashref;
 642     return $result;
 643 }
 644
 645 =head2 GetBudgetByCode
 646
 647     my $budget = &GetBudgetByCode($budget_code);
 648
 649 Retrieve all aqbudgets fields as a hashref for the budget that has
 650 given budget_code
 651
 652 =cut
 653
 654 sub GetBudgetByCode {
 655     my ( $budget_code ) = @_;
 656
 657     my $dbh = C4::Context->dbh;
 658     my $query = qq{
 659         SELECT *
 660         FROM aqbudgets
 661         WHERE budget_code = ?
 662         ORDER BY budget_id DESC
 663         LIMIT 1
 664     };
 665     my $sth = $dbh->prepare( $query );
 666     $sth->execute( $budget_code );
 667     return $sth->fetchrow_hashref;
 668 }
 669
 670 =head2 GetBudgetHierarchySpent
 671
 672   my $spent = GetBudgetHierarchySpent( $budget_id );
 673
 674 Gets the total spent of the level and sublevels of $budget_id
 675
 676 =cut
 677
 678 sub GetBudgetHierarchySpent {
 679     my ( $budget_id ) = @_;
 680     my $dbh = C4::Context->dbh;
 681     my $children_ids = $dbh->selectcol_arrayref(q|
 682         SELECT budget_id
 683         FROM   aqbudgets
 684         WHERE  budget_parent_id = ?
 685     |, {}, $budget_id );
 686
 687     my $total_spent = GetBudgetSpent( $budget_id );
 688     for my $child_id ( @$children_ids ) {
 689         $total_spent += GetBudgetHierarchySpent( $child_id );
 690     }
 691     return $total_spent;
 692 }
 693
 694 =head2 GetBudgetHierarchyOrdered
 695
 696   my $ordered = GetBudgetHierarchyOrdered( $budget_id );
 697
 698 Gets the total ordered of the level and sublevels of $budget_id
 699
 700 =cut
 701
 702 sub GetBudgetHierarchyOrdered {
 703     my ( $budget_id ) = @_;
 704     my $dbh = C4::Context->dbh;
 705     my $children_ids = $dbh->selectcol_arrayref(q|
 706         SELECT budget_id
 707         FROM   aqbudgets
 708         WHERE  budget_parent_id = ?
 709     |, {}, $budget_id );
 710
 711     my $total_ordered = GetBudgetOrdered( $budget_id );
 712     for my $child_id ( @$children_ids ) {
 713         $total_ordered += GetBudgetHierarchyOrdered( $child_id );
 714     }
 715     return $total_ordered;
 716 }
 717
 718 =head2 GetBudgets
 719
 720   &GetBudgets($filter, $order_by);
 721
 722 gets all budgets
 723
 724 =cut
 725
 726 # -------------------------------------------------------------------
 727 sub GetBudgets {
 728     my ($filters, $orderby) = @_;
 729     $orderby = 'budget_name' unless($orderby);
 730
 731     my $rs = Koha::Database->new()->schema->resultset('Aqbudget');
 732     $rs = $rs->search( $filters, { order_by => $orderby } );
 733     $rs->result_class('DBIx::Class::ResultClass::HashRefInflator');
 734     return [ $rs->all  ];
 735 }
 736
 737 =head2 GetBudgetUsers
 738
 739     my @borrowernumbers = &GetBudgetUsers($budget_id);
 740
 741 Return the list of borrowernumbers linked to a budget
 742
 743 =cut
 744
 745 sub GetBudgetUsers {
 746     my ($budget_id) = @_;
 747
 748     my $dbh = C4::Context->dbh;
 749     my $query = qq{
 750         SELECT borrowernumber
 751         FROM aqbudgetborrowers
 752         WHERE budget_id = ?
 753     };
 754     my $sth = $dbh->prepare($query);
 755     $sth->execute($budget_id);
 756
 757     my @borrowernumbers;
 758     while (my ($borrowernumber) = $sth->fetchrow_array) {
 759         push @borrowernumbers, $borrowernumber
 760     }
 761
 762     return @borrowernumbers;
 763 }
 764
 765 =head2 ModBudgetUsers
 766
 767     &ModBudgetUsers($budget_id, @borrowernumbers);
 768
 769 Modify the list of borrowernumbers linked to a budget
 770
 771 =cut
 772
 773 sub ModBudgetUsers {
 774     my ($budget_id, @budget_users_id) = @_;
 775
 776     return unless $budget_id;
 777
 778     my $dbh = C4::Context->dbh;
 779     my $query = "DELETE FROM aqbudgetborrowers WHERE budget_id = ?";
 780     my $sth = $dbh->prepare($query);
 781     $sth->execute($budget_id);
 782
 783     $query = qq{
 784         INSERT INTO aqbudgetborrowers (budget_id, borrowernumber)
 785         VALUES (?,?)
 786     };
 787     $sth = $dbh->prepare($query);
 788     foreach my $borrowernumber (@budget_users_id) {
 789         next unless $borrowernumber;
 790         $sth->execute($budget_id, $borrowernumber);
 791     }
 792 }
 793
 794 sub CanUserUseBudget {
 795     my ($borrower, $budget, $userflags) = @_;
 796
 797     if (not ref $borrower) {
 798         $borrower = C4::Members::GetMember(borrowernumber => $borrower);
 799     }
 800     if (not ref $budget) {
 801         $budget = GetBudget($budget);
 802     }
 803
 804     return 0 unless ($borrower and $budget);
 805
 806     if (not defined $userflags) {
 807         $userflags = C4::Auth::getuserflags($borrower->{flags},
 808             $borrower->{userid});
 809     }
 810
 811     unless ($userflags->{superlibrarian}
 812     || (ref $userflags->{acquisition}
 813         && $userflags->{acquisition}->{budget_manage_all})
 814     || (!ref $userflags->{acquisition} && $userflags->{acquisition}))
 815     {
 816         if (not exists $userflags->{acquisition}) {
 817             return 0;
 818         }
 819
 820         if (!ref $userflags->{acquisition} && !$userflags->{acquisition}) {
 821             return 0;
 822         }
 823
 824         # Budget restricted to owner
 825         if ( $budget->{budget_permission} == 1 ) {
 826             if (    $budget->{budget_owner_id}
 827                 and $budget->{budget_owner_id} != $borrower->{borrowernumber} )
 828             {
 829                 return 0;
 830             }
 831         }
 832
 833         # Budget restricted to owner, users and library
 834         elsif ( $budget->{budget_permission} == 2 ) {
 835             my @budget_users = GetBudgetUsers( $budget->{budget_id} );
 836
 837             if (
 838                 (
 839                         $budget->{budget_owner_id}
 840                     and $budget->{budget_owner_id} !=
 841                     $borrower->{borrowernumber}
 842                     or not $budget->{budget_owner_id}
 843                 )
 844                 and ( 0 == grep { $borrower->{borrowernumber} == $_ }
 845                     @budget_users )
 846                 and defined $budget->{budget_branchcode}
 847                 and $budget->{budget_branchcode} ne
 848                 C4::Context->userenv->{branch}
 849               )
 850             {
 851                 return 0;
 852             }
 853         }
 854
 855         # Budget restricted to owner and users
 856         elsif ( $budget->{budget_permission} == 3 ) {
 857             my @budget_users = GetBudgetUsers( $budget->{budget_id} );
 858             if (
 859                 (
 860                         $budget->{budget_owner_id}
 861                     and $budget->{budget_owner_id} !=
 862                     $borrower->{borrowernumber}
 863                     or not $budget->{budget_owner_id}
 864                 )
 865                 and ( 0 == grep { $borrower->{borrowernumber} == $_ }
 866                     @budget_users )
 867               )
 868             {
 869                 return 0;
 870             }
 871         }
 872     }
 873
 874     return 1;
 875 }
 876
 877 sub CanUserModifyBudget {
 878     my ($borrower, $budget, $userflags) = @_;
 879
 880     if (not ref $borrower) {
 881         $borrower = C4::Members::GetMember(borrowernumber => $borrower);
 882     }
 883     if (not ref $budget) {
 884         $budget = GetBudget($budget);
 885     }
 886
 887     return 0 unless ($borrower and $budget);
 888
 889     if (not defined $userflags) {
 890         $userflags = C4::Auth::getuserflags($borrower->{flags},
 891             $borrower->{userid});
 892     }
 893
 894     unless ($userflags->{superlibrarian}
 895     || (ref $userflags->{acquisition}
 896         && $userflags->{acquisition}->{budget_manage_all})
 897     || (!ref $userflags->{acquisition} && $userflags->{acquisition}))
 898     {
 899         if (!CanUserUseBudget($borrower, $budget, $userflags)) {
 900             return 0;
 901         }
 902
 903         if (ref $userflags->{acquisition}
 904         && !$userflags->{acquisition}->{budget_modify}) {
 905             return 0;
 906         }
 907     }
 908
 909     return 1;
 910 }
 911
 912 sub _round {
 913     my ($value, $increment) = @_;
 914
 915     if ($increment && $increment != 0) {
 916         $value = int($value / $increment) * $increment;
 917     }
 918
 919     return $value;
 920 }
 921
 922 =head2 CloneBudgetPeriod
 923
 924   my $new_budget_period_id = CloneBudgetPeriod({
 925     budget_period_id => $budget_period_id,
 926     budget_period_startdate => $budget_period_startdate,
 927     budget_period_enddate   => $budget_period_enddate,
 928     mark_original_budget_as_inactive => 1n
 929     reset_all_budgets => 1,
 930   });
 931
 932 Clone a budget period with all budgets.
 933 If the mark_origin_budget_as_inactive is set (0 by default),
 934 the original budget will be marked as inactive.
 935
 936 If the reset_all_budgets is set (0 by default), all budget (fund)
 937 amounts will be reset.
 938
 939 =cut
 940
 941 sub CloneBudgetPeriod {
 942     my ($params)                  = @_;
 943     my $budget_period_id          = $params->{budget_period_id};
 944     my $budget_period_startdate   = $params->{budget_period_startdate};
 945     my $budget_period_enddate     = $params->{budget_period_enddate};
 946     my $budget_period_description = $params->{budget_period_description};
 947     my $amount_change_percentage  = $params->{amount_change_percentage};
 948     my $amount_change_round_increment = $params->{amount_change_round_increment};
 949     my $mark_original_budget_as_inactive =
 950       $params->{mark_original_budget_as_inactive} || 0;
 951     my $reset_all_budgets = $params->{reset_all_budgets} || 0;
 952
 953     my $budget_period = GetBudgetPeriod($budget_period_id);
 954
 955     $budget_period->{budget_period_startdate}   = $budget_period_startdate;
 956     $budget_period->{budget_period_enddate}     = $budget_period_enddate;
 957     $budget_period->{budget_period_description} = $budget_period_description;
 958     # The new budget (budget_period) should be active by default
 959     $budget_period->{budget_period_active}    = 1;
 960
 961     if ($amount_change_percentage) {
 962         my $total = $budget_period->{budget_period_total};
 963         $total += $total * $amount_change_percentage / 100;
 964         $total = _round($total, $amount_change_round_increment);
 965         $budget_period->{budget_period_total} = $total;
 966     }
 967
 968     my $original_budget_period_id = $budget_period->{budget_period_id};
 969     delete $budget_period->{budget_period_id};
 970     my $new_budget_period_id = AddBudgetPeriod( $budget_period );
 971
 972     my $budgets = GetBudgetHierarchy($budget_period_id);
 973     CloneBudgetHierarchy(
 974         {
 975             budgets              => $budgets,
 976             new_budget_period_id => $new_budget_period_id
 977         }
 978     );
 979
 980     if ($mark_original_budget_as_inactive) {
 981         ModBudgetPeriod(
 982             {
 983                 budget_period_id     => $budget_period_id,
 984                 budget_period_active => 0,
 985             }
 986         );
 987     }
 988
 989     if ( $reset_all_budgets ) {
 990         my $budgets = GetBudgets({ budget_period_id => $new_budget_period_id });
 991         for my $budget ( @$budgets ) {
 992             $budget->{budget_amount} = 0;
 993             ModBudget( $budget );
 994         }
 995     } elsif ($amount_change_percentage) {
 996         my $budgets = GetBudgets({ budget_period_id => $new_budget_period_id });
 997         for my $budget ( @$budgets ) {
 998             my $amount = $budget->{budget_amount};
 999             $amount += $amount * $amount_change_percentage / 100;
1000             $amount = _round($amount, $amount_change_round_increment);
1001             $budget->{budget_amount} = $amount;
1002             ModBudget( $budget );
1003         }
1004     }
1005
1006     return $new_budget_period_id;
1007 }
1008
1009 =head2 CloneBudgetHierarchy
1010
1011   CloneBudgetHierarchy({
1012     budgets => $budgets,
1013     new_budget_period_id => $new_budget_period_id;
1014   });
1015
1016 Clone a budget hierarchy.
1017
1018 =cut
1019
1020 sub CloneBudgetHierarchy {
1021     my ($params)             = @_;
1022     my $budgets              = $params->{budgets};
1023     my $new_budget_period_id = $params->{new_budget_period_id};
1024     next unless @$budgets or $new_budget_period_id;
1025
1026     my $children_of   = $params->{children_of};
1027     my $new_parent_id = $params->{new_parent_id};
1028
1029     my @first_level_budgets =
1030       ( not defined $children_of )
1031       ? map { ( not $_->{budget_parent_id} )             ? $_ : () } @$budgets
1032       : map { ( $_->{budget_parent_id} == $children_of ) ? $_ : () } @$budgets;
1033
1034     # get only the columns of aqbudgets
1035     my @columns = Koha::Database->new()->schema->source('Aqbudget')->columns;
1036
1037     for my $budget ( sort { $a->{budget_id} <=> $b->{budget_id} }
1038         @first_level_budgets )
1039     {
1040
1041         my $tidy_budget =
1042           { map { join( ' ', @columns ) =~ /$_/ ? ( $_ => $budget->{$_} ) : () }
1043               keys %$budget };
1044         my $new_budget_id = AddBudget(
1045             {
1046                 %$tidy_budget,
1047                 budget_id        => undef,
1048                 budget_parent_id => $new_parent_id,
1049                 budget_period_id => $new_budget_period_id
1050             }
1051         );
1052         CloneBudgetHierarchy(
1053             {
1054                 budgets              => $budgets,
1055                 new_budget_period_id => $new_budget_period_id,
1056                 children_of          => $budget->{budget_id},
1057                 new_parent_id        => $new_budget_id
1058             }
1059         );
1060     }
1061 }
1062
1063 =head2 MoveOrders
1064
1065   my $report = MoveOrders({
1066     from_budget_period_id => $from_budget_period_id,
1067     to_budget_period_id   => $to_budget_period_id,
1068   });
1069
1070 Move orders from one budget period to another.
1071
1072 =cut
1073
1074 sub MoveOrders {
1075     my ($params)              = @_;
1076     my $from_budget_period_id = $params->{from_budget_period_id};
1077     my $to_budget_period_id   = $params->{to_budget_period_id};
1078     my $move_remaining_unspent = $params->{move_remaining_unspent};
1079     return
1080       if not $from_budget_period_id
1081           or not $to_budget_period_id
1082           or $from_budget_period_id == $to_budget_period_id;
1083
1084     # Can't move orders to an inactive budget (budgetperiod)
1085     my $budget_period = GetBudgetPeriod($to_budget_period_id);
1086     return unless $budget_period->{budget_period_active};
1087
1088     my @report;
1089     my $dbh     = C4::Context->dbh;
1090     my $sth_update_aqorders = $dbh->prepare(
1091         q|
1092             UPDATE aqorders
1093             SET budget_id = ?
1094             WHERE ordernumber = ?
1095         |
1096     );
1097     my $sth_update_budget_amount = $dbh->prepare(
1098         q|
1099             UPDATE aqbudgets
1100             SET budget_amount = ?
1101             WHERE budget_id = ?
1102         |
1103     );
1104     my $from_budgets = GetBudgetHierarchy($from_budget_period_id);
1105     for my $from_budget (@$from_budgets) {
1106         my $new_budget_id = $dbh->selectcol_arrayref(
1107             q|
1108                 SELECT budget_id
1109                 FROM aqbudgets
1110                 WHERE budget_period_id = ?
1111                     AND budget_code = ?
1112             |, {}, $to_budget_period_id, $from_budget->{budget_code}
1113         );
1114         $new_budget_id = $new_budget_id->[0];
1115         my $new_budget = GetBudget( $new_budget_id );
1116         unless ( $new_budget ) {
1117             push @report,
1118               {
1119                 moved       => 0,
1120                 budget      => $from_budget,
1121                 error       => 'budget_code_not_exists',
1122               };
1123             next;
1124         }
1125         my $orders_to_move = C4::Acquisition::SearchOrders(
1126             {
1127                 budget_id => $from_budget->{budget_id},
1128                 pending   => 1,
1129             }
1130         );
1131
1132         my @orders_moved;
1133         for my $order (@$orders_to_move) {
1134             $sth_update_aqorders->execute( $new_budget->{budget_id}, $order->{ordernumber} );
1135             push @orders_moved, $order;
1136         }
1137
1138         my $unspent_moved = 0;
1139         if ($move_remaining_unspent) {
1140             my $spent   = GetBudgetHierarchySpent( $from_budget->{budget_id} );
1141             my $unspent = $from_budget->{budget_amount} - $spent;
1142             my $new_budget_amount = $new_budget->{budget_amount};
1143             if ( $unspent > 0 ) {
1144                 $new_budget_amount += $unspent;
1145                 $unspent_moved = $unspent;
1146             }
1147             $new_budget->{budget_amount} = $new_budget_amount;
1148             $sth_update_budget_amount->execute( $new_budget_amount,
1149                 $new_budget->{budget_id} );
1150         }
1151
1152         push @report,
1153           {
1154             budget        => $new_budget,
1155             orders_moved  => \@orders_moved,
1156             moved         => 1,
1157             unspent_moved => $unspent_moved,
1158           };
1159     }
1160     return \@report;
1161 }
1162
1163 END { }    # module clean-up code here (global destructor)
1164
1165 1;
1166 __END__
1167
1168 =head1 AUTHOR
1169
1170 Koha Development Team <http://koha-community.org/>
1171
1172 =cut