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($VERSION @ISA @EXPORT);
  26
  27 BEGIN {
  28         # set the version for version checking
  29     $VERSION = 3.07.00.049;
  30         require Exporter;
  31         @ISA    = qw(Exporter);
  32         @EXPORT = qw(
  33
  34         &GetBudget
  35         &GetBudgetByOrderNumber
  36         &GetBudgetByCode
  37         &GetBudgets
  38         &GetBudgetHierarchy
  39             &AddBudget
  40         &ModBudget
  41         &DelBudget
  42         &GetBudgetSpent
  43         &GetBudgetOrdered
  44         &GetBudgetName
  45         &GetPeriodsCount
  46         GetBudgetHierarchySpent
  47         GetBudgetHierarchyOrdered
  48
  49         &GetBudgetUsers
  50         &ModBudgetUsers
  51         &CanUserUseBudget
  52         &CanUserModifyBudget
  53
  54             &GetBudgetPeriod
  55         &GetBudgetPeriods
  56         &ModBudgetPeriod
  57         &AddBudgetPeriod
  58             &DelBudgetPeriod
  59
  60         &ModBudgetPlan
  61
  62         &GetCurrency
  63         &GetCurrencies
  64         &ModCurrencies
  65         &ConvertCurrency
  66
  67                 &GetBudgetsPlanCell
  68         &AddBudgetPlanValue
  69         &GetBudgetAuthCats
  70         &BudgetHasChildren
  71         &CheckBudgetParent
  72         &CheckBudgetParentPerm
  73
  74         &HideCols
  75         &GetCols
  76         );
  77 }
  78
  79 # ----------------------------BUDGETS.PM-----------------------------";
  80
  81
  82 =head1 FUNCTIONS ABOUT BUDGETS
  83
  84 =cut
  85
  86 sub HideCols {
  87     my ( $authcat, @hide_cols ) = @_;
  88     my $dbh = C4::Context->dbh;
  89
  90     my $sth1 = $dbh->prepare(
  91         qq|
  92         UPDATE aqbudgets_planning SET display = 0
  93         WHERE authcat = ?
  94         AND  authvalue = ? |
  95     );
  96     foreach my $authvalue (@hide_cols) {
  97 #        $sth1->{TraceLevel} = 3;
  98         $sth1->execute(  $authcat, $authvalue );
  99     }
 100 }
 101
 102 sub GetCols {
 103     my ( $authcat, $authvalue ) = @_;
 104
 105     my $dbh = C4::Context->dbh;
 106     my $sth = $dbh->prepare(
 107         qq|
 108         SELECT count(display) as cnt from aqbudgets_planning
 109         WHERE  authcat = ?
 110         AND authvalue = ? and display  = 0   |
 111     );
 112
 113 #    $sth->{TraceLevel} = 3;
 114     $sth->execute( $authcat, $authvalue );
 115     my $res  = $sth->fetchrow_hashref;
 116
 117     return  $res->{cnt} > 0 ? 0: 1
 118
 119 }
 120
 121 sub CheckBudgetParentPerm {
 122     my ( $budget, $borrower_id ) = @_;
 123     my $depth = $budget->{depth};
 124     my $parent_id = $budget->{budget_parent_id};
 125     while ($depth) {
 126         my $parent = GetBudget($parent_id);
 127         $parent_id = $parent->{budget_parent_id};
 128         if ( $parent->{budget_owner_id} == $borrower_id ) {
 129             return 1;
 130         }
 131         $depth--
 132     }
 133     return 0;
 134 }
 135
 136 sub AddBudgetPeriod {
 137     my ($budgetperiod) = @_;
 138     return unless($budgetperiod->{budget_period_startdate} && $budgetperiod->{budget_period_enddate});
 139
 140     my $resultset = Koha::Database->new()->schema->resultset('Aqbudgetperiod');
 141     return $resultset->create($budgetperiod)->id;
 142 }
 143 # -------------------------------------------------------------------
 144 sub GetPeriodsCount {
 145     my $dbh = C4::Context->dbh;
 146     my $sth = $dbh->prepare("
 147         SELECT COUNT(*) AS sum FROM aqbudgetperiods ");
 148     $sth->execute();
 149     my $res = $sth->fetchrow_hashref;
 150     return $res->{'sum'};
 151 }
 152
 153 # -------------------------------------------------------------------
 154 sub CheckBudgetParent {
 155     my ( $new_parent, $budget ) = @_;
 156     my $new_parent_id = $new_parent->{'budget_id'};
 157     my $budget_id     = $budget->{'budget_id'};
 158     my $dbh           = C4::Context->dbh;
 159     my $parent_id_tmp = $new_parent_id;
 160
 161     # check new-parent is not a child (or a child's child ;)
 162     my $sth = $dbh->prepare(qq|
 163         SELECT budget_parent_id FROM
 164             aqbudgets where budget_id = ? | );
 165     while (1) {
 166         $sth->execute($parent_id_tmp);
 167         my $res = $sth->fetchrow_hashref;
 168         if ( $res->{'budget_parent_id'} == $budget_id ) {
 169             return 1;
 170         }
 171         if ( not defined $res->{'budget_parent_id'} ) {
 172             return 0;
 173         }
 174         $parent_id_tmp = $res->{'budget_parent_id'};
 175     }
 176 }
 177
 178 # -------------------------------------------------------------------
 179 sub BudgetHasChildren {
 180     my ( $budget_id  ) = @_;
 181     my $dbh = C4::Context->dbh;
 182     my $sth = $dbh->prepare(qq|
 183        SELECT count(*) as sum FROM  aqbudgets
 184         WHERE budget_parent_id = ?   | );
 185     $sth->execute( $budget_id );
 186     my $sum = $sth->fetchrow_hashref;
 187     return $sum->{'sum'};
 188 }
 189
 190 sub GetBudgetChildren {
 191     my ( $budget_id ) = @_;
 192     my $dbh = C4::Context->dbh;
 193     return $dbh->selectall_arrayref(q|
 194        SELECT  * FROM  aqbudgets
 195         WHERE budget_parent_id = ?
 196     |, { Slice => {} }, $budget_id );
 197 }
 198
 199 sub SetOwnerToFundHierarchy {
 200     my ( $budget_id, $borrowernumber ) = @_;
 201
 202     my $budget = GetBudget( $budget_id );
 203     $budget->{budget_owner_id} = $borrowernumber;
 204     ModBudget( $budget );
 205     my $children = GetBudgetChildren( $budget_id );
 206     for my $child ( @$children ) {
 207         SetOwnerToFundHierarchy( $child->{budget_id}, $borrowernumber );
 208     }
 209 }
 210
 211 # -------------------------------------------------------------------
 212 sub GetBudgetsPlanCell {
 213     my ( $cell, $period, $budget ) = @_;
 214     my ($actual, $sth);
 215     my $dbh = C4::Context->dbh;
 216     if ( $cell->{'authcat'} eq 'MONTHS' ) {
 217         # get the actual amount
 218         $sth = $dbh->prepare( qq|
 219
 220             SELECT SUM(ecost) AS actual FROM aqorders
 221                 WHERE    budget_id = ? AND
 222                 entrydate like "$cell->{'authvalue'}%"  |
 223         );
 224         $sth->execute( $cell->{'budget_id'} );
 225     } elsif ( $cell->{'authcat'} eq 'BRANCHES' ) {
 226         # get the actual amount
 227         $sth = $dbh->prepare( qq|
 228
 229             SELECT SUM(ecost) FROM aqorders
 230                 LEFT JOIN aqorders_items
 231                 ON (aqorders.ordernumber = aqorders_items.ordernumber)
 232                 LEFT JOIN items
 233                 ON (aqorders_items.itemnumber = items.itemnumber)
 234                 WHERE budget_id = ? AND homebranch = ? |          );
 235
 236         $sth->execute( $cell->{'budget_id'}, $cell->{'authvalue'} );
 237     } elsif ( $cell->{'authcat'} eq 'ITEMTYPES' ) {
 238         # get the actual amount
 239         $sth = $dbh->prepare(  qq|
 240
 241             SELECT SUM( ecost *  quantity) AS actual
 242                 FROM aqorders JOIN biblioitems
 243                 ON (biblioitems.biblionumber = aqorders.biblionumber )
 244                 WHERE aqorders.budget_id = ? and itemtype  = ? |
 245         );
 246         $sth->execute(  $cell->{'budget_id'},
 247                         $cell->{'authvalue'} );
 248     }
 249     # ELSE GENERIC ORDERS SORT1/SORT2 STAT COUNT.
 250     else {
 251         # get the actual amount
 252         $sth = $dbh->prepare( qq|
 253
 254         SELECT  SUM(ecost * quantity) AS actual
 255             FROM aqorders
 256             JOIN aqbudgets ON (aqbudgets.budget_id = aqorders.budget_id )
 257             WHERE  aqorders.budget_id = ? AND
 258                 ((aqbudgets.sort1_authcat = ? AND sort1 =?) OR
 259                 (aqbudgets.sort2_authcat = ? AND sort2 =?))    |
 260         );
 261         $sth->execute(  $cell->{'budget_id'},
 262                         $budget->{'sort1_authcat'},
 263                         $cell->{'authvalue'},
 264                         $budget->{'sort2_authcat'},
 265                         $cell->{'authvalue'}
 266         );
 267     }
 268     $actual = $sth->fetchrow_array;
 269
 270     # get the estimated amount
 271     $sth = $dbh->prepare( qq|
 272
 273         SELECT estimated_amount AS estimated, display FROM aqbudgets_planning
 274             WHERE budget_period_id = ? AND
 275                 budget_id = ? AND
 276                 authvalue = ? AND
 277                 authcat = ?         |
 278     );
 279     $sth->execute(  $cell->{'budget_period_id'},
 280                     $cell->{'budget_id'},
 281                     $cell->{'authvalue'},
 282                     $cell->{'authcat'},
 283     );
 284
 285
 286     my $res  = $sth->fetchrow_hashref;
 287   #  my $display = $res->{'display'};
 288     my $estimated = $res->{'estimated'};
 289
 290
 291     return $actual, $estimated;
 292 }
 293
 294 # -------------------------------------------------------------------
 295 sub ModBudgetPlan {
 296     my ( $budget_plan, $budget_period_id, $authcat ) = @_;
 297     my $dbh = C4::Context->dbh;
 298     foreach my $buds (@$budget_plan) {
 299         my $lines = $buds->{lines};
 300         my $sth = $dbh->prepare( qq|
 301                 DELETE FROM aqbudgets_planning
 302                     WHERE   budget_period_id   = ? AND
 303                             budget_id   = ? AND
 304                             authcat            = ? |
 305         );
 306     #delete a aqplan line of cells, then insert new cells,
 307     # these could be UPDATES rather than DEL/INSERTS...
 308         $sth->execute( $budget_period_id,  $lines->[0]{budget_id}   , $authcat );
 309
 310         foreach my $cell (@$lines) {
 311             my $sth = $dbh->prepare( qq|
 312
 313                 INSERT INTO aqbudgets_planning
 314                      SET   budget_id     = ?,
 315                      budget_period_id  = ?,
 316                      authcat          = ?,
 317                      estimated_amount  = ?,
 318                      authvalue       = ?  |
 319             );
 320             $sth->execute(
 321                             $cell->{'budget_id'},
 322                             $cell->{'budget_period_id'},
 323                             $cell->{'authcat'},
 324                             $cell->{'estimated_amount'},
 325                             $cell->{'authvalue'},
 326             );
 327         }
 328     }
 329 }
 330
 331 # -------------------------------------------------------------------
 332 sub GetBudgetSpent {
 333         my ($budget_id) = @_;
 334         my $dbh = C4::Context->dbh;
 335         my $sth = $dbh->prepare(qq|
 336         SELECT SUM( COALESCE(unitprice, ecost) * quantity ) AS sum FROM aqorders
 337             WHERE budget_id = ? AND
 338             quantityreceived > 0 AND
 339             datecancellationprinted IS NULL
 340     |);
 341         $sth->execute($budget_id);
 342         my $sum =  $sth->fetchrow_array;
 343
 344     $sth = $dbh->prepare(qq|
 345         SELECT SUM(shipmentcost) AS sum
 346         FROM aqinvoices
 347         WHERE shipmentcost_budgetid = ?
 348           AND closedate IS NOT NULL
 349     |);
 350     $sth->execute($budget_id);
 351     my ($shipmentcost_sum) = $sth->fetchrow_array;
 352     $sum += $shipmentcost_sum;
 353
 354         return $sum;
 355 }
 356
 357 # -------------------------------------------------------------------
 358 sub GetBudgetOrdered {
 359         my ($budget_id) = @_;
 360         my $dbh = C4::Context->dbh;
 361         my $sth = $dbh->prepare(qq|
 362         SELECT SUM(ecost *  quantity) AS sum FROM aqorders
 363             WHERE budget_id = ? AND
 364             quantityreceived = 0 AND
 365             datecancellationprinted IS NULL
 366     |);
 367         $sth->execute($budget_id);
 368         my $sum =  $sth->fetchrow_array;
 369
 370     $sth = $dbh->prepare(qq|
 371         SELECT SUM(shipmentcost) AS sum
 372         FROM aqinvoices
 373         WHERE shipmentcost_budgetid = ?
 374           AND closedate IS NULL
 375     |);
 376     $sth->execute($budget_id);
 377     my ($shipmentcost_sum) = $sth->fetchrow_array;
 378     $sum += $shipmentcost_sum;
 379
 380         return $sum;
 381 }
 382
 383 =head2 GetBudgetName
 384
 385   my $budget_name = &GetBudgetName($budget_id);
 386
 387 get the budget_name for a given budget_id
 388
 389 =cut
 390
 391 sub GetBudgetName {
 392     my ( $budget_id ) = @_;
 393     my $dbh         = C4::Context->dbh;
 394     my $sth         = $dbh->prepare(
 395         qq|
 396         SELECT budget_name
 397         FROM aqbudgets
 398         WHERE budget_id = ?
 399     |);
 400
 401     $sth->execute($budget_id);
 402     return $sth->fetchrow_array;
 403 }
 404
 405 # -------------------------------------------------------------------
 406 sub GetBudgetAuthCats  {
 407     my ($budget_period_id) = shift;
 408     # now, populate the auth_cats_loop used in the budget planning button
 409     # we must retrieve all auth values used by at least one budget
 410     my $dbh = C4::Context->dbh;
 411     my $sth=$dbh->prepare("SELECT sort1_authcat,sort2_authcat FROM aqbudgets WHERE budget_period_id=?");
 412     $sth->execute($budget_period_id);
 413     my %authcats;
 414     while (my ($sort1_authcat,$sort2_authcat) = $sth->fetchrow) {
 415         $authcats{$sort1_authcat}=1;
 416         $authcats{$sort2_authcat}=1;
 417     }
 418     my @auth_cats_loop;
 419     foreach (sort keys %authcats) {
 420         push @auth_cats_loop,{ authcat => $_ };
 421     }
 422     return \@auth_cats_loop;
 423 }
 424
 425 # -------------------------------------------------------------------
 426 sub GetBudgetPeriods {
 427         my ($filters,$orderby) = @_;
 428
 429     my $rs = Koha::Database->new()->schema->resultset('Aqbudgetperiod');
 430     $rs = $rs->search( $filters, { order_by => $orderby } );
 431     $rs->result_class('DBIx::Class::ResultClass::HashRefInflator');
 432     return [ $rs->all ];
 433 }
 434 # -------------------------------------------------------------------
 435 sub GetBudgetPeriod {
 436         my ($budget_period_id) = @_;
 437         my $dbh = C4::Context->dbh;
 438         ## $total = number of records linked to the record that must be deleted
 439         my $total = 0;
 440         ## get information about the record that will be deleted
 441         my $sth;
 442         if ($budget_period_id) {
 443                 $sth = $dbh->prepare( qq|
 444               SELECT      *
 445                 FROM aqbudgetperiods
 446                 WHERE budget_period_id=? |
 447                 );
 448                 $sth->execute($budget_period_id);
 449         } else {         # ACTIVE BUDGET
 450                 $sth = $dbh->prepare(qq|
 451                           SELECT      *
 452                 FROM aqbudgetperiods
 453                 WHERE budget_period_active=1 |
 454                 );
 455                 $sth->execute();
 456         }
 457         my $data = $sth->fetchrow_hashref;
 458         return $data;
 459 }
 460
 461 # -------------------------------------------------------------------
 462 sub DelBudgetPeriod{
 463         my ($budget_period_id) = @_;
 464         my $dbh = C4::Context->dbh;
 465           ; ## $total = number of records linked to the record that must be deleted
 466     my $total = 0;
 467
 468         ## get information about the record that will be deleted
 469         my $sth = $dbh->prepare(qq|
 470                 DELETE
 471          FROM aqbudgetperiods
 472          WHERE budget_period_id=? |
 473         );
 474         return $sth->execute($budget_period_id);
 475 }
 476
 477 # -------------------------------------------------------------------
 478 sub ModBudgetPeriod {
 479     my ($budget_period) = @_;
 480     my $result = Koha::Database->new()->schema->resultset('Aqbudgetperiod')->find($budget_period);
 481     return unless($result);
 482
 483     $result = $result->update($budget_period);
 484     return $result->in_storage;
 485 }
 486
 487 # -------------------------------------------------------------------
 488 sub GetBudgetHierarchy {
 489     my ( $budget_period_id, $branchcode, $owner ) = @_;
 490     my @bind_params;
 491     my $dbh   = C4::Context->dbh;
 492     my $query = qq|
 493                     SELECT aqbudgets.*, aqbudgetperiods.budget_period_active, aqbudgetperiods.budget_period_description
 494                     FROM aqbudgets
 495                     JOIN aqbudgetperiods USING (budget_period_id)|;
 496
 497         my @where_strings;
 498     # show only period X if requested
 499     if ($budget_period_id) {
 500         push @where_strings," aqbudgets.budget_period_id = ?";
 501         push @bind_params, $budget_period_id;
 502     }
 503         # show only budgets owned by me, my branch or everyone
 504     if ($owner) {
 505         if ($branchcode) {
 506             push @where_strings,
 507             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="")))};
 508             push @bind_params, ( $owner, $branchcode );
 509         } else {
 510             push @where_strings, ' (budget_owner_id = ? OR budget_owner_id IS NULL or budget_owner_id ="") ';
 511             push @bind_params, $owner;
 512         }
 513     } else {
 514         if ($branchcode) {
 515             push @where_strings," (budget_branchcode =? or budget_branchcode is NULL)";
 516             push @bind_params, $branchcode;
 517         }
 518     }
 519         $query.=" WHERE ".join(' AND ', @where_strings) if @where_strings;
 520         $debug && warn $query,join(",",@bind_params);
 521         my $sth = $dbh->prepare($query);
 522         $sth->execute(@bind_params);
 523
 524     my %links;
 525     # create hash with budget_id has key
 526     while ( my $data = $sth->fetchrow_hashref ) {
 527         $links{ $data->{'budget_id'} } = $data;
 528     }
 529
 530     # link child to parent
 531     my @first_parents;
 532     foreach ( sort keys %links ) {
 533         my $child = $links{$_};
 534         if ( $child->{'budget_parent_id'} ) {
 535             my $parent = $links{ $child->{'budget_parent_id'} };
 536             if ($parent) {
 537                 unless ( $parent->{'children'} ) {
 538                     # init child arrayref
 539                     $parent->{'children'} = [];
 540                 }
 541                 # add as child
 542                 push @{ $parent->{'children'} }, $child;
 543             }
 544         } else {
 545             push @first_parents, $child;
 546         }
 547     }
 548
 549     my @sort = ();
 550     foreach my $first_parent (@first_parents) {
 551         _add_budget_children(\@sort, $first_parent);
 552     }
 553
 554     foreach my $budget (@sort) {
 555         $budget->{budget_spent}   = GetBudgetSpent( $budget->{budget_id} );
 556         $budget->{budget_ordered} = GetBudgetOrdered( $budget->{budget_id} );
 557         $budget->{total_spent} = GetBudgetHierarchySpent( $budget->{budget_id} );
 558         $budget->{total_ordered} = GetBudgetHierarchyOrdered( $budget->{budget_id} );
 559     }
 560     return \@sort;
 561 }
 562
 563 # Recursive method to add a budget and its chidren to an array
 564 sub _add_budget_children {
 565     my $res = shift;
 566     my $budget = shift;
 567     push @$res, $budget;
 568     my $children = $budget->{'children'} || [];
 569     return unless @$children; # break recursivity
 570     foreach my $child (@$children) {
 571         _add_budget_children($res, $child);
 572     }
 573 }
 574
 575 # -------------------------------------------------------------------
 576
 577 sub AddBudget {
 578     my ($budget) = @_;
 579     return unless ($budget);
 580
 581     my $resultset = Koha::Database->new()->schema->resultset('Aqbudget');
 582     return $resultset->create($budget)->id;
 583 }
 584
 585 # -------------------------------------------------------------------
 586 sub ModBudget {
 587     my ($budget) = @_;
 588     my $result = Koha::Database->new()->schema->resultset('Aqbudget')->find($budget);
 589     return unless($result);
 590
 591     $result = $result->update($budget);
 592     return $result->in_storage;
 593 }
 594
 595 # -------------------------------------------------------------------
 596 sub DelBudget {
 597         my ($budget_id) = @_;
 598         my $dbh         = C4::Context->dbh;
 599         my $sth         = $dbh->prepare("delete from aqbudgets where budget_id=?");
 600         my $rc          = $sth->execute($budget_id);
 601         return $rc;
 602 }
 603
 604
 605 =head2 GetBudget
 606
 607   &GetBudget($budget_id);
 608
 609 get a specific budget
 610
 611 =cut
 612
 613 # -------------------------------------------------------------------
 614 sub GetBudget {
 615     my ( $budget_id ) = @_;
 616     my $dbh = C4::Context->dbh;
 617     my $query = "
 618         SELECT *
 619         FROM   aqbudgets
 620         WHERE  budget_id=?
 621         ";
 622     my $sth = $dbh->prepare($query);
 623     $sth->execute( $budget_id );
 624     my $result = $sth->fetchrow_hashref;
 625     return $result;
 626 }
 627
 628 =head2 GetBudgetByOrderNumber
 629
 630   &GetBudgetByOrderNumber($ordernumber);
 631
 632 get a specific budget by order number
 633
 634 =cut
 635
 636 # -------------------------------------------------------------------
 637 sub GetBudgetByOrderNumber {
 638     my ( $ordernumber ) = @_;
 639     my $dbh = C4::Context->dbh;
 640     my $query = "
 641         SELECT aqbudgets.*
 642         FROM   aqbudgets, aqorders
 643         WHERE  ordernumber=?
 644         AND    aqorders.budget_id = aqbudgets.budget_id
 645         ";
 646     my $sth = $dbh->prepare($query);
 647     $sth->execute( $ordernumber );
 648     my $result = $sth->fetchrow_hashref;
 649     return $result;
 650 }
 651
 652 =head2 GetBudgetByCode
 653
 654     my $budget = &GetBudgetByCode($budget_code);
 655
 656 Retrieve all aqbudgets fields as a hashref for the budget that has
 657 given budget_code
 658
 659 =cut
 660
 661 sub GetBudgetByCode {
 662     my ( $budget_code ) = @_;
 663
 664     my $dbh = C4::Context->dbh;
 665     my $query = qq{
 666         SELECT *
 667         FROM aqbudgets
 668         WHERE budget_code = ?
 669         ORDER BY budget_id DESC
 670         LIMIT 1
 671     };
 672     my $sth = $dbh->prepare( $query );
 673     $sth->execute( $budget_code );
 674     return $sth->fetchrow_hashref;
 675 }
 676
 677 =head2 GetBudgetHierarchySpent
 678
 679   my $spent = GetBudgetHierarchySpent( $budget_id );
 680
 681 Gets the total spent of the level and sublevels of $budget_id
 682
 683 =cut
 684
 685 sub GetBudgetHierarchySpent {
 686     my ( $budget_id ) = @_;
 687     my $dbh = C4::Context->dbh;
 688     my $children_ids = $dbh->selectcol_arrayref(q|
 689         SELECT budget_id
 690         FROM   aqbudgets
 691         WHERE  budget_parent_id = ?
 692     |, {}, $budget_id );
 693
 694     my $total_spent = GetBudgetSpent( $budget_id );
 695     for my $child_id ( @$children_ids ) {
 696         $total_spent += GetBudgetHierarchySpent( $child_id );
 697     }
 698     return $total_spent;
 699 }
 700
 701 =head2 GetBudgetHierarchyOrdered
 702
 703   my $ordered = GetBudgetHierarchyOrdered( $budget_id );
 704
 705 Gets the total ordered of the level and sublevels of $budget_id
 706
 707 =cut
 708
 709 sub GetBudgetHierarchyOrdered {
 710     my ( $budget_id ) = @_;
 711     my $dbh = C4::Context->dbh;
 712     my $children_ids = $dbh->selectcol_arrayref(q|
 713         SELECT budget_id
 714         FROM   aqbudgets
 715         WHERE  budget_parent_id = ?
 716     |, {}, $budget_id );
 717
 718     my $total_ordered = GetBudgetOrdered( $budget_id );
 719     for my $child_id ( @$children_ids ) {
 720         $total_ordered += GetBudgetHierarchyOrdered( $child_id );
 721     }
 722     return $total_ordered;
 723 }
 724
 725 =head2 GetBudgets
 726
 727   &GetBudgets($filter, $order_by);
 728
 729 gets all budgets
 730
 731 =cut
 732
 733 # -------------------------------------------------------------------
 734 sub GetBudgets {
 735     my ($filters, $orderby) = @_;
 736     $orderby = 'budget_name' unless($orderby);
 737
 738     my $rs = Koha::Database->new()->schema->resultset('Aqbudget');
 739     $rs = $rs->search( $filters, { order_by => $orderby } );
 740     $rs->result_class('DBIx::Class::ResultClass::HashRefInflator');
 741     return [ $rs->all  ];
 742 }
 743
 744 =head2 GetBudgetUsers
 745
 746     my @borrowernumbers = &GetBudgetUsers($budget_id);
 747
 748 Return the list of borrowernumbers linked to a budget
 749
 750 =cut
 751
 752 sub GetBudgetUsers {
 753     my ($budget_id) = @_;
 754
 755     my $dbh = C4::Context->dbh;
 756     my $query = qq{
 757         SELECT borrowernumber
 758         FROM aqbudgetborrowers
 759         WHERE budget_id = ?
 760     };
 761     my $sth = $dbh->prepare($query);
 762     $sth->execute($budget_id);
 763
 764     my @borrowernumbers;
 765     while (my ($borrowernumber) = $sth->fetchrow_array) {
 766         push @borrowernumbers, $borrowernumber
 767     }
 768
 769     return @borrowernumbers;
 770 }
 771
 772 =head2 ModBudgetUsers
 773
 774     &ModBudgetUsers($budget_id, @borrowernumbers);
 775
 776 Modify the list of borrowernumbers linked to a budget
 777
 778 =cut
 779
 780 sub ModBudgetUsers {
 781     my ($budget_id, @budget_users_id) = @_;
 782
 783     return unless $budget_id;
 784
 785     my $dbh = C4::Context->dbh;
 786     my $query = "DELETE FROM aqbudgetborrowers WHERE budget_id = ?";
 787     my $sth = $dbh->prepare($query);
 788     $sth->execute($budget_id);
 789
 790     $query = qq{
 791         INSERT INTO aqbudgetborrowers (budget_id, borrowernumber)
 792         VALUES (?,?)
 793     };
 794     $sth = $dbh->prepare($query);
 795     foreach my $borrowernumber (@budget_users_id) {
 796         next unless $borrowernumber;
 797         $sth->execute($budget_id, $borrowernumber);
 798     }
 799 }
 800
 801 sub CanUserUseBudget {
 802     my ($borrower, $budget, $userflags) = @_;
 803
 804     if (not ref $borrower) {
 805         $borrower = C4::Members::GetMember(borrowernumber => $borrower);
 806     }
 807     if (not ref $budget) {
 808         $budget = GetBudget($budget);
 809     }
 810
 811     return 0 unless ($borrower and $budget);
 812
 813     if (not defined $userflags) {
 814         $userflags = C4::Auth::getuserflags($borrower->{flags},
 815             $borrower->{userid});
 816     }
 817
 818     unless ($userflags->{superlibrarian}
 819     || (ref $userflags->{acquisition}
 820         && $userflags->{acquisition}->{budget_manage_all})
 821     || (!ref $userflags->{acquisition} && $userflags->{acquisition}))
 822     {
 823         if (not exists $userflags->{acquisition}) {
 824             return 0;
 825         }
 826
 827         if (!ref $userflags->{acquisition} && !$userflags->{acquisition}) {
 828             return 0;
 829         }
 830
 831         # Budget restricted to owner
 832         if ( $budget->{budget_permission} == 1 ) {
 833             if (    $budget->{budget_owner_id}
 834                 and $budget->{budget_owner_id} != $borrower->{borrowernumber} )
 835             {
 836                 return 0;
 837             }
 838         }
 839
 840         # Budget restricted to owner, users and library
 841         elsif ( $budget->{budget_permission} == 2 ) {
 842             my @budget_users = GetBudgetUsers( $budget->{budget_id} );
 843
 844             if (
 845                 (
 846                         $budget->{budget_owner_id}
 847                     and $budget->{budget_owner_id} !=
 848                     $borrower->{borrowernumber}
 849                     or not $budget->{budget_owner_id}
 850                 )
 851                 and ( 0 == grep { $borrower->{borrowernumber} == $_ }
 852                     @budget_users )
 853                 and defined $budget->{budget_branchcode}
 854                 and $budget->{budget_branchcode} ne
 855                 C4::Context->userenv->{branch}
 856               )
 857             {
 858                 return 0;
 859             }
 860         }
 861
 862         # Budget restricted to owner and users
 863         elsif ( $budget->{budget_permission} == 3 ) {
 864             my @budget_users = GetBudgetUsers( $budget->{budget_id} );
 865             if (
 866                 (
 867                         $budget->{budget_owner_id}
 868                     and $budget->{budget_owner_id} !=
 869                     $borrower->{borrowernumber}
 870                     or not $budget->{budget_owner_id}
 871                 )
 872                 and ( 0 == grep { $borrower->{borrowernumber} == $_ }
 873                     @budget_users )
 874               )
 875             {
 876                 return 0;
 877             }
 878         }
 879     }
 880
 881     return 1;
 882 }
 883
 884 sub CanUserModifyBudget {
 885     my ($borrower, $budget, $userflags) = @_;
 886
 887     if (not ref $borrower) {
 888         $borrower = C4::Members::GetMember(borrowernumber => $borrower);
 889     }
 890     if (not ref $budget) {
 891         $budget = GetBudget($budget);
 892     }
 893
 894     return 0 unless ($borrower and $budget);
 895
 896     if (not defined $userflags) {
 897         $userflags = C4::Auth::getuserflags($borrower->{flags},
 898             $borrower->{userid});
 899     }
 900
 901     unless ($userflags->{superlibrarian}
 902     || (ref $userflags->{acquisition}
 903         && $userflags->{acquisition}->{budget_manage_all})
 904     || (!ref $userflags->{acquisition} && $userflags->{acquisition}))
 905     {
 906         if (!CanUserUseBudget($borrower, $budget, $userflags)) {
 907             return 0;
 908         }
 909
 910         if (ref $userflags->{acquisition}
 911         && !$userflags->{acquisition}->{budget_modify}) {
 912             return 0;
 913         }
 914     }
 915
 916     return 1;
 917 }
 918
 919 # -------------------------------------------------------------------
 920
 921 =head2 GetCurrencies
 922
 923   @currencies = &GetCurrencies;
 924
 925 Returns the list of all known currencies.
 926
 927 C<$currencies> is a array; its elements are references-to-hash, whose
 928 keys are the fields from the currency table in the Koha database.
 929
 930 =cut
 931
 932 sub GetCurrencies {
 933     my $dbh   = C4::Context->dbh;
 934     my $query = "
 935         SELECT *
 936         FROM   currency
 937     ";
 938     my $sth = $dbh->prepare($query);
 939     $sth->execute;
 940     my @results = ();
 941     while ( my $data = $sth->fetchrow_hashref ) {
 942         push( @results, $data );
 943     }
 944     return @results;
 945 }
 946
 947 # -------------------------------------------------------------------
 948
 949 sub GetCurrency {
 950     my $dbh   = C4::Context->dbh;
 951     my $query = "
 952         SELECT * FROM currency where active = '1'    ";
 953     my $sth = $dbh->prepare($query);
 954     $sth->execute;
 955     my $r = $sth->fetchrow_hashref;
 956     return $r;
 957 }
 958
 959 =head2 ModCurrencies
 960
 961 &ModCurrencies($currency, $newrate);
 962
 963 Sets the exchange rate for C<$currency> to be C<$newrate>.
 964
 965 =cut
 966
 967 sub ModCurrencies {
 968     my ( $currency, $rate ) = @_;
 969     my $dbh   = C4::Context->dbh;
 970     my $query = qq|
 971         UPDATE currency
 972         SET    rate=?
 973         WHERE  currency=? |;
 974     my $sth = $dbh->prepare($query);
 975     $sth->execute( $rate, $currency );
 976 }
 977
 978 # -------------------------------------------------------------------
 979
 980 =head2 ConvertCurrency
 981
 982   $foreignprice = &ConvertCurrency($currency, $localprice);
 983
 984 Converts the price C<$localprice> to foreign currency C<$currency> by
 985 dividing by the exchange rate, and returns the result.
 986
 987 If no exchange rate is found, e is one to one.
 988
 989 =cut
 990
 991 sub ConvertCurrency {
 992     my ( $currency, $price ) = @_;
 993     my $dbh   = C4::Context->dbh;
 994     my $query = "
 995         SELECT rate
 996         FROM   currency
 997         WHERE  currency=?
 998     ";
 999     my $sth = $dbh->prepare($query);
1000     $sth->execute($currency);
1001     my $cur = ( $sth->fetchrow_array() )[0];
1002     unless ($cur) {
1003         $cur = 1;
1004     }
1005     return ( $price / $cur );
1006 }
1007
1008
1009 =head2 CloneBudgetPeriod
1010
1011   my $new_budget_period_id = CloneBudgetPeriod({
1012     budget_period_id => $budget_period_id,
1013     budget_period_startdate => $budget_period_startdate,
1014     budget_period_enddate   => $budget_period_enddate,
1015     mark_original_budget_as_inactive => 1n
1016     reset_all_budgets => 1,
1017   });
1018
1019 Clone a budget period with all budgets.
1020 If the mark_origin_budget_as_inactive is set (0 by default),
1021 the original budget will be marked as inactive.
1022
1023 If the reset_all_budgets is set (0 by default), all budget (fund)
1024 amounts will be reset.
1025
1026 =cut
1027
1028 sub CloneBudgetPeriod {
1029     my ($params)                  = @_;
1030     my $budget_period_id          = $params->{budget_period_id};
1031     my $budget_period_startdate   = $params->{budget_period_startdate};
1032     my $budget_period_enddate     = $params->{budget_period_enddate};
1033     my $budget_period_description = $params->{budget_period_description};
1034     my $mark_original_budget_as_inactive =
1035       $params->{mark_original_budget_as_inactive} || 0;
1036     my $reset_all_budgets = $params->{reset_all_budgets} || 0;
1037
1038     my $budget_period = GetBudgetPeriod($budget_period_id);
1039
1040     $budget_period->{budget_period_startdate}   = $budget_period_startdate;
1041     $budget_period->{budget_period_enddate}     = $budget_period_enddate;
1042     $budget_period->{budget_period_description} = $budget_period_description;
1043     # The new budget (budget_period) should be active by default
1044     $budget_period->{budget_period_active}    = 1;
1045     my $original_budget_period_id = $budget_period->{budget_period_id};
1046     delete $budget_period->{budget_period_id};
1047     my $new_budget_period_id = AddBudgetPeriod( $budget_period );
1048
1049     my $budgets = GetBudgetHierarchy($budget_period_id);
1050     CloneBudgetHierarchy(
1051         {
1052             budgets              => $budgets,
1053             new_budget_period_id => $new_budget_period_id
1054         }
1055     );
1056
1057     if ($mark_original_budget_as_inactive) {
1058         ModBudgetPeriod(
1059             {
1060                 budget_period_id     => $budget_period_id,
1061                 budget_period_active => 0,
1062             }
1063         );
1064     }
1065
1066     if ( $reset_all_budgets ) {
1067         my $budgets = GetBudgets({ budget_period_id => $new_budget_period_id });
1068         for my $budget ( @$budgets ) {
1069             $budget->{budget_amount} = 0;
1070             ModBudget( $budget );
1071         }
1072     }
1073
1074     return $new_budget_period_id;
1075 }
1076
1077 =head2 CloneBudgetHierarchy
1078
1079   CloneBudgetHierarchy({
1080     budgets => $budgets,
1081     new_budget_period_id => $new_budget_period_id;
1082   });
1083
1084 Clone a budget hierarchy.
1085
1086 =cut
1087
1088 sub CloneBudgetHierarchy {
1089     my ($params)             = @_;
1090     my $budgets              = $params->{budgets};
1091     my $new_budget_period_id = $params->{new_budget_period_id};
1092     next unless @$budgets or $new_budget_period_id;
1093
1094     my $children_of   = $params->{children_of};
1095     my $new_parent_id = $params->{new_parent_id};
1096
1097     my @first_level_budgets =
1098       ( not defined $children_of )
1099       ? map { ( not $_->{budget_parent_id} )             ? $_ : () } @$budgets
1100       : map { ( $_->{budget_parent_id} == $children_of ) ? $_ : () } @$budgets;
1101
1102     # get only the columns of aqbudgets
1103     my @columns = Koha::Database->new()->schema->source('Aqbudget')->columns;
1104
1105     for my $budget ( sort { $a->{budget_id} <=> $b->{budget_id} }
1106         @first_level_budgets )
1107     {
1108
1109         my $tidy_budget =
1110           { map { join( ' ', @columns ) =~ /$_/ ? ( $_ => $budget->{$_} ) : () }
1111               keys %$budget };
1112         my $new_budget_id = AddBudget(
1113             {
1114                 %$tidy_budget,
1115                 budget_id        => undef,
1116                 budget_parent_id => $new_parent_id,
1117                 budget_period_id => $new_budget_period_id
1118             }
1119         );
1120         CloneBudgetHierarchy(
1121             {
1122                 budgets              => $budgets,
1123                 new_budget_period_id => $new_budget_period_id,
1124                 children_of          => $budget->{budget_id},
1125                 new_parent_id        => $new_budget_id
1126             }
1127         );
1128     }
1129 }
1130
1131 =head2 MoveOrders
1132
1133   my $report = MoveOrders({
1134     from_budget_period_id => $from_budget_period_id,
1135     to_budget_period_id   => $to_budget_period_id,
1136   });
1137
1138 Move orders from one budget period to another.
1139
1140 =cut
1141
1142 sub MoveOrders {
1143     my ($params)              = @_;
1144     my $from_budget_period_id = $params->{from_budget_period_id};
1145     my $to_budget_period_id   = $params->{to_budget_period_id};
1146     my $move_remaining_unspent = $params->{move_remaining_unspent};
1147     return
1148       if not $from_budget_period_id
1149           or not $to_budget_period_id
1150           or $from_budget_period_id == $to_budget_period_id;
1151
1152     # Can't move orders to an inactive budget (budgetperiod)
1153     my $budget_period = GetBudgetPeriod($to_budget_period_id);
1154     return unless $budget_period->{budget_period_active};
1155
1156     my @report;
1157     my $dbh     = C4::Context->dbh;
1158     my $sth_update_aqorders = $dbh->prepare(
1159         q|
1160             UPDATE aqorders
1161             SET budget_id = ?
1162             WHERE ordernumber = ?
1163         |
1164     );
1165     my $sth_update_budget_amount = $dbh->prepare(
1166         q|
1167             UPDATE aqbudgets
1168             SET budget_amount = ?
1169             WHERE budget_id = ?
1170         |
1171     );
1172     my $from_budgets = GetBudgetHierarchy($from_budget_period_id);
1173     for my $from_budget (@$from_budgets) {
1174         my $new_budget_id = $dbh->selectcol_arrayref(
1175             q|
1176                 SELECT budget_id
1177                 FROM aqbudgets
1178                 WHERE budget_period_id = ?
1179                     AND budget_code = ?
1180             |, {}, $to_budget_period_id, $from_budget->{budget_code}
1181         );
1182         $new_budget_id = $new_budget_id->[0];
1183         my $new_budget = GetBudget( $new_budget_id );
1184         unless ( $new_budget ) {
1185             push @report,
1186               {
1187                 moved       => 0,
1188                 budget      => $from_budget,
1189                 error       => 'budget_code_not_exists',
1190               };
1191             next;
1192         }
1193         my $orders_to_move = C4::Acquisition::SearchOrders(
1194             {
1195                 budget_id => $from_budget->{budget_id},
1196                 pending   => 1,
1197             }
1198         );
1199
1200         my @orders_moved;
1201         for my $order (@$orders_to_move) {
1202             $sth_update_aqorders->execute( $new_budget->{budget_id}, $order->{ordernumber} );
1203             push @orders_moved, $order;
1204         }
1205
1206         my $unspent_moved = 0;
1207         if ($move_remaining_unspent) {
1208             my $spent   = GetBudgetHierarchySpent( $from_budget->{budget_id} );
1209             my $unspent = $from_budget->{budget_amount} - $spent;
1210             my $new_budget_amount = $new_budget->{budget_amount};
1211             if ( $unspent > 0 ) {
1212                 $new_budget_amount += $unspent;
1213                 $unspent_moved = $unspent;
1214             }
1215             $new_budget->{budget_amount} = $new_budget_amount;
1216             $sth_update_budget_amount->execute( $new_budget_amount,
1217                 $new_budget->{budget_id} );
1218         }
1219
1220         push @report,
1221           {
1222             budget        => $new_budget,
1223             orders_moved  => \@orders_moved,
1224             moved         => 1,
1225             unspent_moved => $unspent_moved,
1226           };
1227     }
1228     return \@report;
1229 }
1230
1231 END { }    # module clean-up code here (global destructor)
1232
1233 1;
1234 __END__
1235
1236 =head1 AUTHOR
1237
1238 Koha Development Team <http://koha-community.org/>
1239
1240 =cut