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 under the
   8 # terms of the GNU General Public License as published by the Free Software
   9 # Foundation; either version 2 of the License, or (at your option) any later
  10 # version.
  11 #
  12 # Koha is distributed in the hope that it will be useful, but WITHOUT ANY
  13 # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
  14 # A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License along
  17 # with Koha; if not, write to the Free Software Foundation, Inc.,
  18 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19
  20 use strict;
  21 #use warnings; FIXME - Bug 2505
  22 use C4::Context;
  23 use C4::Dates qw(format_date format_date_in_iso);
  24 use C4::SQLHelper qw<:all>;
  25 use C4::Debug;
  26
  27 use vars qw($VERSION @ISA @EXPORT);
  28
  29 BEGIN {
  30         # set the version for version checking
  31     $VERSION = 3.07.00.049;
  32         require Exporter;
  33         @ISA    = qw(Exporter);
  34         @EXPORT = qw(
  35
  36         &GetBudget
  37         &GetBudgetByOrderNumber
  38         &GetBudgetByCode
  39         &GetBudgets
  40         &GetBudgetHierarchy
  41             &AddBudget
  42         &ModBudget
  43         &DelBudget
  44         &GetBudgetSpent
  45         &GetBudgetOrdered
  46         &GetBudgetName
  47         &GetPeriodsCount
  48         GetBudgetHierarchySpent
  49         GetBudgetHierarchyOrdered
  50
  51         &GetBudgetUsers
  52         &ModBudgetUsers
  53         &CanUserUseBudget
  54         &CanUserModifyBudget
  55
  56             &GetBudgetPeriod
  57         &GetBudgetPeriods
  58         &ModBudgetPeriod
  59         &AddBudgetPeriod
  60             &DelBudgetPeriod
  61
  62         &ModBudgetPlan
  63
  64         &GetCurrency
  65         &GetCurrencies
  66         &ModCurrencies
  67         &ConvertCurrency
  68
  69                 &GetBudgetsPlanCell
  70         &AddBudgetPlanValue
  71         &GetBudgetAuthCats
  72         &BudgetHasChildren
  73         &CheckBudgetParent
  74         &CheckBudgetParentPerm
  75
  76         &HideCols
  77         &GetCols
  78         );
  79 }
  80
  81 # ----------------------------BUDGETS.PM-----------------------------";
  82
  83
  84 =head1 FUNCTIONS ABOUT BUDGETS
  85
  86 =cut
  87
  88 sub HideCols {
  89     my ( $authcat, @hide_cols ) = @_;
  90     my $dbh = C4::Context->dbh;
  91
  92     my $sth1 = $dbh->prepare(
  93         qq|
  94         UPDATE aqbudgets_planning SET display = 0
  95         WHERE authcat = ?
  96         AND  authvalue = ? |
  97     );
  98     foreach my $authvalue (@hide_cols) {
  99 #        $sth1->{TraceLevel} = 3;
 100         $sth1->execute(  $authcat, $authvalue );
 101     }
 102 }
 103
 104 sub GetCols {
 105     my ( $authcat, $authvalue ) = @_;
 106
 107     my $dbh = C4::Context->dbh;
 108     my $sth = $dbh->prepare(
 109         qq|
 110         SELECT count(display) as cnt from aqbudgets_planning
 111         WHERE  authcat = ?
 112         AND authvalue = ? and display  = 0   |
 113     );
 114
 115 #    $sth->{TraceLevel} = 3;
 116     $sth->execute( $authcat, $authvalue );
 117     my $res  = $sth->fetchrow_hashref;
 118
 119     return  $res->{cnt} > 0 ? 0: 1
 120
 121 }
 122
 123 sub CheckBudgetParentPerm {
 124     my ( $budget, $borrower_id ) = @_;
 125     my $depth = $budget->{depth};
 126     my $parent_id = $budget->{budget_parent_id};
 127     while ($depth) {
 128         my $parent = GetBudget($parent_id);
 129         $parent_id = $parent->{budget_parent_id};
 130         if ( $parent->{budget_owner_id} == $borrower_id ) {
 131             return 1;
 132         }
 133         $depth--
 134     }
 135     return 0;
 136 }
 137
 138 sub AddBudgetPeriod {
 139     my ($budgetperiod) = @_;
 140         return InsertInTable("aqbudgetperiods",$budgetperiod);
 141 }
 142 # -------------------------------------------------------------------
 143 sub GetPeriodsCount {
 144     my $dbh = C4::Context->dbh;
 145     my $sth = $dbh->prepare("
 146         SELECT COUNT(*) AS sum FROM aqbudgetperiods ");
 147     $sth->execute();
 148     my $res = $sth->fetchrow_hashref;
 149     return $res->{'sum'};
 150 }
 151
 152 # -------------------------------------------------------------------
 153 sub CheckBudgetParent {
 154     my ( $new_parent, $budget ) = @_;
 155     my $new_parent_id = $new_parent->{'budget_id'};
 156     my $budget_id     = $budget->{'budget_id'};
 157     my $dbh           = C4::Context->dbh;
 158     my $parent_id_tmp = $new_parent_id;
 159
 160     # check new-parent is not a child (or a child's child ;)
 161     my $sth = $dbh->prepare(qq|
 162         SELECT budget_parent_id FROM
 163             aqbudgets where budget_id = ? | );
 164     while (1) {
 165         $sth->execute($parent_id_tmp);
 166         my $res = $sth->fetchrow_hashref;
 167         if ( $res->{'budget_parent_id'} == $budget_id ) {
 168             return 1;
 169         }
 170         if ( not defined $res->{'budget_parent_id'} ) {
 171             return 0;
 172         }
 173         $parent_id_tmp = $res->{'budget_parent_id'};
 174     }
 175 }
 176
 177 # -------------------------------------------------------------------
 178 sub BudgetHasChildren {
 179     my ( $budget_id  ) = @_;
 180     my $dbh = C4::Context->dbh;
 181     my $sth = $dbh->prepare(qq|
 182        SELECT count(*) as sum FROM  aqbudgets
 183         WHERE budget_parent_id = ?   | );
 184     $sth->execute( $budget_id );
 185     my $sum = $sth->fetchrow_hashref;
 186     return $sum->{'sum'};
 187 }
 188
 189 # -------------------------------------------------------------------
 190 sub GetBudgetsPlanCell {
 191     my ( $cell, $period, $budget ) = @_;
 192     my ($actual, $sth);
 193     my $dbh = C4::Context->dbh;
 194     if ( $cell->{'authcat'} eq 'MONTHS' ) {
 195         # get the actual amount
 196         $sth = $dbh->prepare( qq|
 197
 198             SELECT SUM(ecost) AS actual FROM aqorders
 199                 WHERE    budget_id = ? AND
 200                 entrydate like "$cell->{'authvalue'}%"  |
 201         );
 202         $sth->execute( $cell->{'budget_id'} );
 203     } elsif ( $cell->{'authcat'} eq 'BRANCHES' ) {
 204         # get the actual amount
 205         $sth = $dbh->prepare( qq|
 206
 207             SELECT SUM(ecost) FROM aqorders
 208                 LEFT JOIN aqorders_items
 209                 ON (aqorders.ordernumber = aqorders_items.ordernumber)
 210                 LEFT JOIN items
 211                 ON (aqorders_items.itemnumber = items.itemnumber)
 212                 WHERE budget_id = ? AND homebranch = ? |          );
 213
 214         $sth->execute( $cell->{'budget_id'}, $cell->{'authvalue'} );
 215     } elsif ( $cell->{'authcat'} eq 'ITEMTYPES' ) {
 216         # get the actual amount
 217         $sth = $dbh->prepare(  qq|
 218
 219             SELECT SUM( ecost *  quantity) AS actual
 220                 FROM aqorders JOIN biblioitems
 221                 ON (biblioitems.biblionumber = aqorders.biblionumber )
 222                 WHERE aqorders.budget_id = ? and itemtype  = ? |
 223         );
 224         $sth->execute(  $cell->{'budget_id'},
 225                         $cell->{'authvalue'} );
 226     }
 227     # ELSE GENERIC ORDERS SORT1/SORT2 STAT COUNT.
 228     else {
 229         # get the actual amount
 230         $sth = $dbh->prepare( qq|
 231
 232         SELECT  SUM(ecost * quantity) AS actual
 233             FROM aqorders
 234             JOIN aqbudgets ON (aqbudgets.budget_id = aqorders.budget_id )
 235             WHERE  aqorders.budget_id = ? AND
 236                 ((aqbudgets.sort1_authcat = ? AND sort1 =?) OR
 237                 (aqbudgets.sort2_authcat = ? AND sort2 =?))    |
 238         );
 239         $sth->execute(  $cell->{'budget_id'},
 240                         $budget->{'sort1_authcat'},
 241                         $cell->{'authvalue'},
 242                         $budget->{'sort2_authcat'},
 243                         $cell->{'authvalue'}
 244         );
 245     }
 246     $actual = $sth->fetchrow_array;
 247
 248     # get the estimated amount
 249     $sth = $dbh->prepare( qq|
 250
 251         SELECT estimated_amount AS estimated, display FROM aqbudgets_planning
 252             WHERE budget_period_id = ? AND
 253                 budget_id = ? AND
 254                 authvalue = ? AND
 255                 authcat = ?         |
 256     );
 257     $sth->execute(  $cell->{'budget_period_id'},
 258                     $cell->{'budget_id'},
 259                     $cell->{'authvalue'},
 260                     $cell->{'authcat'},
 261     );
 262
 263
 264     my $res  = $sth->fetchrow_hashref;
 265   #  my $display = $res->{'display'};
 266     my $estimated = $res->{'estimated'};
 267
 268
 269     return $actual, $estimated;
 270 }
 271
 272 # -------------------------------------------------------------------
 273 sub ModBudgetPlan {
 274     my ( $budget_plan, $budget_period_id, $authcat ) = @_;
 275     my $dbh = C4::Context->dbh;
 276     foreach my $buds (@$budget_plan) {
 277         my $lines = $buds->{lines};
 278         my $sth = $dbh->prepare( qq|
 279                 DELETE FROM aqbudgets_planning
 280                     WHERE   budget_period_id   = ? AND
 281                             budget_id   = ? AND
 282                             authcat            = ? |
 283         );
 284     #delete a aqplan line of cells, then insert new cells,
 285     # these could be UPDATES rather than DEL/INSERTS...
 286         $sth->execute( $budget_period_id,  $lines->[0]{budget_id}   , $authcat );
 287
 288         foreach my $cell (@$lines) {
 289             my $sth = $dbh->prepare( qq|
 290
 291                 INSERT INTO aqbudgets_planning
 292                      SET   budget_id     = ?,
 293                      budget_period_id  = ?,
 294                      authcat          = ?,
 295                      estimated_amount  = ?,
 296                      authvalue       = ?  |
 297             );
 298             $sth->execute(
 299                             $cell->{'budget_id'},
 300                             $cell->{'budget_period_id'},
 301                             $cell->{'authcat'},
 302                             $cell->{'estimated_amount'},
 303                             $cell->{'authvalue'},
 304             );
 305         }
 306     }
 307 }
 308
 309 # -------------------------------------------------------------------
 310 sub GetBudgetSpent {
 311         my ($budget_id) = @_;
 312         my $dbh = C4::Context->dbh;
 313         my $sth = $dbh->prepare(qq|
 314         SELECT SUM( COALESCE(unitprice, ecost) * quantity ) AS sum FROM aqorders
 315             WHERE budget_id = ? AND
 316             quantityreceived > 0 AND
 317             datecancellationprinted IS NULL
 318     |);
 319         $sth->execute($budget_id);
 320         my $sum =  $sth->fetchrow_array;
 321
 322     $sth = $dbh->prepare(qq|
 323         SELECT SUM(shipmentcost) AS sum
 324         FROM aqinvoices
 325         WHERE shipmentcost_budgetid = ?
 326           AND closedate IS NOT NULL
 327     |);
 328     $sth->execute($budget_id);
 329     my ($shipmentcost_sum) = $sth->fetchrow_array;
 330     $sum += $shipmentcost_sum;
 331
 332         return $sum;
 333 }
 334
 335 # -------------------------------------------------------------------
 336 sub GetBudgetOrdered {
 337         my ($budget_id) = @_;
 338         my $dbh = C4::Context->dbh;
 339         my $sth = $dbh->prepare(qq|
 340         SELECT SUM(ecost *  quantity) AS sum FROM aqorders
 341             WHERE budget_id = ? AND
 342             quantityreceived = 0 AND
 343             datecancellationprinted IS NULL
 344     |);
 345         $sth->execute($budget_id);
 346         my $sum =  $sth->fetchrow_array;
 347
 348     $sth = $dbh->prepare(qq|
 349         SELECT SUM(shipmentcost) AS sum
 350         FROM aqinvoices
 351         WHERE shipmentcost_budgetid = ?
 352           AND closedate IS NULL
 353     |);
 354     $sth->execute($budget_id);
 355     my ($shipmentcost_sum) = $sth->fetchrow_array;
 356     $sum += $shipmentcost_sum;
 357
 358         return $sum;
 359 }
 360
 361 =head2 GetBudgetName
 362
 363   my $budget_name = &GetBudgetName($budget_id);
 364
 365 get the budget_name for a given budget_id
 366
 367 =cut
 368
 369 sub GetBudgetName {
 370     my ( $budget_id ) = @_;
 371     my $dbh         = C4::Context->dbh;
 372     my $sth         = $dbh->prepare(
 373         qq|
 374         SELECT budget_name
 375         FROM aqbudgets
 376         WHERE budget_id = ?
 377     |);
 378
 379     $sth->execute($budget_id);
 380     return $sth->fetchrow_array;
 381 }
 382
 383 # -------------------------------------------------------------------
 384 sub GetBudgetAuthCats  {
 385     my ($budget_period_id) = shift;
 386     # now, populate the auth_cats_loop used in the budget planning button
 387     # we must retrieve all auth values used by at least one budget
 388     my $dbh = C4::Context->dbh;
 389     my $sth=$dbh->prepare("SELECT sort1_authcat,sort2_authcat FROM aqbudgets WHERE budget_period_id=?");
 390     $sth->execute($budget_period_id);
 391     my %authcats;
 392     while (my ($sort1_authcat,$sort2_authcat) = $sth->fetchrow) {
 393         $authcats{$sort1_authcat}=1;
 394         $authcats{$sort2_authcat}=1;
 395     }
 396     my @auth_cats_loop;
 397     foreach (sort keys %authcats) {
 398         push @auth_cats_loop,{ authcat => $_ };
 399     }
 400     return \@auth_cats_loop;
 401 }
 402
 403 # -------------------------------------------------------------------
 404 sub GetBudgetPeriods {
 405         my ($filters,$orderby) = @_;
 406     return SearchInTable("aqbudgetperiods",$filters, $orderby, undef,undef, undef, "wide");
 407 }
 408 # -------------------------------------------------------------------
 409 sub GetBudgetPeriod {
 410         my ($budget_period_id) = @_;
 411         my $dbh = C4::Context->dbh;
 412         ## $total = number of records linked to the record that must be deleted
 413         my $total = 0;
 414         ## get information about the record that will be deleted
 415         my $sth;
 416         if ($budget_period_id) {
 417                 $sth = $dbh->prepare( qq|
 418               SELECT      *
 419                 FROM aqbudgetperiods
 420                 WHERE budget_period_id=? |
 421                 );
 422                 $sth->execute($budget_period_id);
 423         } else {         # ACTIVE BUDGET
 424                 $sth = $dbh->prepare(qq|
 425                           SELECT      *
 426                 FROM aqbudgetperiods
 427                 WHERE budget_period_active=1 |
 428                 );
 429                 $sth->execute();
 430         }
 431         my $data = $sth->fetchrow_hashref;
 432         return $data;
 433 }
 434
 435 # -------------------------------------------------------------------
 436 sub DelBudgetPeriod{
 437         my ($budget_period_id) = @_;
 438         my $dbh = C4::Context->dbh;
 439           ; ## $total = number of records linked to the record that must be deleted
 440     my $total = 0;
 441
 442         ## get information about the record that will be deleted
 443         my $sth = $dbh->prepare(qq|
 444                 DELETE
 445          FROM aqbudgetperiods
 446          WHERE budget_period_id=? |
 447         );
 448         return $sth->execute($budget_period_id);
 449 }
 450
 451 # -------------------------------------------------------------------
 452 sub ModBudgetPeriod {
 453         my ($budget_period_information) = @_;
 454         return UpdateInTable("aqbudgetperiods",$budget_period_information);
 455 }
 456
 457 # -------------------------------------------------------------------
 458 sub GetBudgetHierarchy {
 459     my ( $budget_period_id, $branchcode, $owner ) = @_;
 460     my @bind_params;
 461     my $dbh   = C4::Context->dbh;
 462     my $query = qq|
 463                     SELECT aqbudgets.*, aqbudgetperiods.budget_period_active, aqbudgetperiods.budget_period_description
 464                     FROM aqbudgets
 465                     JOIN aqbudgetperiods USING (budget_period_id)|;
 466
 467         my @where_strings;
 468     # show only period X if requested
 469     if ($budget_period_id) {
 470         push @where_strings," aqbudgets.budget_period_id = ?";
 471         push @bind_params, $budget_period_id;
 472     }
 473         # show only budgets owned by me, my branch or everyone
 474     if ($owner) {
 475         if ($branchcode) {
 476             push @where_strings,
 477             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="")))};
 478             push @bind_params, ( $owner, $branchcode );
 479         } else {
 480             push @where_strings, ' (budget_owner_id = ? OR budget_owner_id IS NULL or budget_owner_id ="") ';
 481             push @bind_params, $owner;
 482         }
 483     } else {
 484         if ($branchcode) {
 485             push @where_strings," (budget_branchcode =? or budget_branchcode is NULL)";
 486             push @bind_params, $branchcode;
 487         }
 488     }
 489         $query.=" WHERE ".join(' AND ', @where_strings) if @where_strings;
 490         $debug && warn $query,join(",",@bind_params);
 491         my $sth = $dbh->prepare($query);
 492         $sth->execute(@bind_params);
 493         my $results = $sth->fetchall_arrayref({});
 494         my @res     = @$results;
 495         my $i = 0;
 496         while (1) {
 497                 my $depth_cnt = 0;
 498                 foreach my $r (@res) {
 499                         my @child;
 500                         # look for children
 501                         $r->{depth} = '0' if !defined $r->{budget_parent_id};
 502                         foreach my $r2 (@res) {
 503                                 if (defined $r2->{budget_parent_id}
 504                                         && $r2->{budget_parent_id} == $r->{budget_id}) {
 505                                         push @child, $r2->{budget_id};
 506                                         $r2->{depth} = ($r->{depth} + 1) if defined $r->{depth};
 507                                 }
 508                         }
 509                         $r->{child} = \@child if scalar @child > 0;    # add the child
 510                         $depth_cnt++ if !defined $r->{'depth'};
 511                 }
 512                 last if ($depth_cnt == 0 || $i == 100);
 513                 $i++;
 514         }
 515
 516         # look for top parents 1st
 517         my (@sort, $depth_count);
 518         ($i, $depth_count) = 0;
 519         while (1) {
 520                 my $children = 0;
 521                 foreach my $r (@res) {
 522                         if ($r->{depth} == $depth_count) {
 523                                 $children++ if (ref $r->{child} eq 'ARRAY');
 524
 525                                 # find the parent id element_id and insert it after
 526                                 my $i2 = 0;
 527                                 my $parent;
 528                                 if ($depth_count > 0) {
 529
 530                                         # add indent
 531                                         my $depth = $r->{depth} * 2;
 532                                         $r->{budget_code_indent} = $r->{budget_code};
 533                                         $r->{budget_name_indent} = $r->{budget_name};
 534                                         foreach my $r3 (@sort) {
 535                                                 if ($r3->{budget_id} == $r->{budget_parent_id}) {
 536                                                         $parent = $i2;
 537                                                         last;
 538                                                 }
 539                                                 $i2++;
 540                                         }
 541                                 } else {
 542                                         $r->{budget_code_indent} = $r->{budget_code};
 543                                         $r->{budget_name_indent} = $r->{budget_name};
 544                                 }
 545
 546                                 if (defined $parent) {
 547                                         splice @sort, ($parent + 1), 0, $r;
 548                                 } else {
 549                                         push @sort, $r;
 550                                 }
 551                         }
 552
 553                         $i++;
 554                 }    # --------------foreach
 555                 $depth_count++;
 556                 last if $children == 0;
 557         }
 558
 559
 560     foreach my $budget (@sort) {
 561         $budget->{budget_spent}   = GetBudgetSpent( $budget->{budget_id} );
 562         $budget->{budget_ordered} = GetBudgetOrdered( $budget->{budget_id} );
 563         $budget->{total_spent} = GetBudgetHierarchySpent( $budget->{budget_id} );
 564         $budget->{total_ordered} = GetBudgetHierarchyOrdered( $budget->{budget_id} );
 565     }
 566     return \@sort;
 567 }
 568
 569 # -------------------------------------------------------------------
 570
 571 sub AddBudget {
 572     my ($budget) = @_;
 573         return InsertInTable("aqbudgets",$budget);
 574 }
 575
 576 # -------------------------------------------------------------------
 577 sub ModBudget {
 578     my ($budget) = @_;
 579         return UpdateInTable("aqbudgets",$budget);
 580 }
 581
 582 # -------------------------------------------------------------------
 583 sub DelBudget {
 584         my ($budget_id) = @_;
 585         my $dbh         = C4::Context->dbh;
 586         my $sth         = $dbh->prepare("delete from aqbudgets where budget_id=?");
 587         my $rc          = $sth->execute($budget_id);
 588         return $rc;
 589 }
 590
 591
 592 =head2 GetBudget
 593
 594   &GetBudget($budget_id);
 595
 596 get a specific budget
 597
 598 =cut
 599
 600 # -------------------------------------------------------------------
 601 sub GetBudget {
 602     my ( $budget_id ) = @_;
 603     my $dbh = C4::Context->dbh;
 604     my $query = "
 605         SELECT *
 606         FROM   aqbudgets
 607         WHERE  budget_id=?
 608         ";
 609     my $sth = $dbh->prepare($query);
 610     $sth->execute( $budget_id );
 611     my $result = $sth->fetchrow_hashref;
 612     return $result;
 613 }
 614
 615 =head2 GetBudgetByOrderNumber
 616
 617   &GetBudgetByOrderNumber($ordernumber);
 618
 619 get a specific budget by order number
 620
 621 =cut
 622
 623 # -------------------------------------------------------------------
 624 sub GetBudgetByOrderNumber {
 625     my ( $ordernumber ) = @_;
 626     my $dbh = C4::Context->dbh;
 627     my $query = "
 628         SELECT aqbudgets.*
 629         FROM   aqbudgets, aqorders
 630         WHERE  ordernumber=?
 631         AND    aqorders.budget_id = aqbudgets.budget_id
 632         ";
 633     my $sth = $dbh->prepare($query);
 634     $sth->execute( $ordernumber );
 635     my $result = $sth->fetchrow_hashref;
 636     return $result;
 637 }
 638
 639 =head2 GetBudgetByCode
 640
 641     my $budget = &GetBudgetByCode($budget_code);
 642
 643 Retrieve all aqbudgets fields as a hashref for the budget that has
 644 given budget_code
 645
 646 =cut
 647
 648 sub GetBudgetByCode {
 649     my ( $budget_code ) = @_;
 650
 651     my $dbh = C4::Context->dbh;
 652     my $query = qq{
 653         SELECT *
 654         FROM aqbudgets
 655         WHERE budget_code = ?
 656         ORDER BY budget_id DESC
 657         LIMIT 1
 658     };
 659     my $sth = $dbh->prepare( $query );
 660     $sth->execute( $budget_code );
 661     return $sth->fetchrow_hashref;
 662 }
 663
 664 =head2 GetBudgetHierarchySpent
 665
 666   my $spent = GetBudgetHierarchySpent( $budget_id );
 667
 668 Gets the total spent of the level and sublevels of $budget_id
 669
 670 =cut
 671
 672 sub GetBudgetHierarchySpent {
 673     my ( $budget_id ) = @_;
 674     my $dbh = C4::Context->dbh;
 675     my $children_ids = $dbh->selectcol_arrayref(q|
 676         SELECT budget_id
 677         FROM   aqbudgets
 678         WHERE  budget_parent_id = ?
 679     |, {}, $budget_id );
 680
 681     my $total_spent = GetBudgetSpent( $budget_id );
 682     for my $child_id ( @$children_ids ) {
 683         $total_spent += GetBudgetHierarchySpent( $child_id );
 684     }
 685     return $total_spent;
 686 }
 687
 688 =head2 GetBudgetHierarchyOrdered
 689
 690   my $ordered = GetBudgetHierarchyOrdered( $budget_id );
 691
 692 Gets the total ordered of the level and sublevels of $budget_id
 693
 694 =cut
 695
 696 sub GetBudgetHierarchyOrdered {
 697     my ( $budget_id ) = @_;
 698     my $dbh = C4::Context->dbh;
 699     my $children_ids = $dbh->selectcol_arrayref(q|
 700         SELECT budget_id
 701         FROM   aqbudgets
 702         WHERE  budget_parent_id = ?
 703     |, {}, $budget_id );
 704
 705     my $total_ordered = GetBudgetOrdered( $budget_id );
 706     for my $child_id ( @$children_ids ) {
 707         $total_ordered += GetBudgetHierarchyOrdered( $child_id );
 708     }
 709     return $total_ordered;
 710 }
 711
 712 =head2 GetBudgets
 713
 714   &GetBudgets($filter, $order_by);
 715
 716 gets all budgets
 717
 718 =cut
 719
 720 # -------------------------------------------------------------------
 721 sub GetBudgets {
 722     my $filters = shift;
 723     my $orderby = shift || 'budget_name';
 724     return SearchInTable("aqbudgets",$filters, $orderby, undef,undef, undef, "wide");
 725 }
 726
 727 =head2 GetBudgetUsers
 728
 729     my @borrowernumbers = &GetBudgetUsers($budget_id);
 730
 731 Return the list of borrowernumbers linked to a budget
 732
 733 =cut
 734
 735 sub GetBudgetUsers {
 736     my ($budget_id) = @_;
 737
 738     my $dbh = C4::Context->dbh;
 739     my $query = qq{
 740         SELECT borrowernumber
 741         FROM aqbudgetborrowers
 742         WHERE budget_id = ?
 743     };
 744     my $sth = $dbh->prepare($query);
 745     $sth->execute($budget_id);
 746
 747     my @borrowernumbers;
 748     while (my ($borrowernumber) = $sth->fetchrow_array) {
 749         push @borrowernumbers, $borrowernumber
 750     }
 751
 752     return @borrowernumbers;
 753 }
 754
 755 =head2 ModBudgetUsers
 756
 757     &ModBudgetUsers($budget_id, @borrowernumbers);
 758
 759 Modify the list of borrowernumbers linked to a budget
 760
 761 =cut
 762
 763 sub ModBudgetUsers {
 764     my ($budget_id, @budget_users_id) = @_;
 765
 766     return unless $budget_id;
 767
 768     my $dbh = C4::Context->dbh;
 769     my $query = "DELETE FROM aqbudgetborrowers WHERE budget_id = ?";
 770     my $sth = $dbh->prepare($query);
 771     $sth->execute($budget_id);
 772
 773     $query = qq{
 774         INSERT INTO aqbudgetborrowers (budget_id, borrowernumber)
 775         VALUES (?,?)
 776     };
 777     $sth = $dbh->prepare($query);
 778     foreach my $borrowernumber (@budget_users_id) {
 779         next unless $borrowernumber;
 780         $sth->execute($budget_id, $borrowernumber);
 781     }
 782 }
 783
 784 sub CanUserUseBudget {
 785     my ($borrower, $budget, $userflags) = @_;
 786
 787     if (not ref $borrower) {
 788         $borrower = C4::Members::GetMember(borrowernumber => $borrower);
 789     }
 790     if (not ref $budget) {
 791         $budget = GetBudget($budget);
 792     }
 793
 794     return 0 unless ($borrower and $budget);
 795
 796     if (not defined $userflags) {
 797         $userflags = C4::Auth::getuserflags($borrower->{flags},
 798             $borrower->{userid});
 799     }
 800
 801     unless ($userflags->{superlibrarian}
 802     || (ref $userflags->{acquisition}
 803         && $userflags->{acquisition}->{budget_manage_all})
 804     || (!ref $userflags->{acquisition} && $userflags->{acquisition}))
 805     {
 806         if (not exists $userflags->{acquisition}) {
 807             return 0;
 808         }
 809
 810         if (!ref $userflags->{acquisition} && !$userflags->{acquisition}) {
 811             return 0;
 812         }
 813
 814         # Budget restricted to owner
 815         if ( $budget->{budget_permission} == 1 ) {
 816             if (    $budget->{budget_owner_id}
 817                 and $budget->{budget_owner_id} != $borrower->{borrowernumber} )
 818             {
 819                 return 0;
 820             }
 821         }
 822
 823         # Budget restricted to owner, users and library
 824         elsif ( $budget->{budget_permission} == 2 ) {
 825             my @budget_users = GetBudgetUsers( $budget->{budget_id} );
 826
 827             if (
 828                 (
 829                         $budget->{budget_owner_id}
 830                     and $budget->{budget_owner_id} !=
 831                     $borrower->{borrowernumber}
 832                     or not $budget->{budget_owner_id}
 833                 )
 834                 and ( 0 == grep { $borrower->{borrowernumber} == $_ }
 835                     @budget_users )
 836                 and defined $budget->{budget_branchcode}
 837                 and $budget->{budget_branchcode} ne
 838                 C4::Context->userenv->{branch}
 839               )
 840             {
 841                 return 0;
 842             }
 843         }
 844
 845         # Budget restricted to owner and users
 846         elsif ( $budget->{budget_permission} == 3 ) {
 847             my @budget_users = GetBudgetUsers( $budget->{budget_id} );
 848             if (
 849                 (
 850                         $budget->{budget_owner_id}
 851                     and $budget->{budget_owner_id} !=
 852                     $borrower->{borrowernumber}
 853                     or not $budget->{budget_owner_id}
 854                 )
 855                 and ( 0 == grep { $borrower->{borrowernumber} == $_ }
 856                     @budget_users )
 857               )
 858             {
 859                 return 0;
 860             }
 861         }
 862     }
 863
 864     return 1;
 865 }
 866
 867 sub CanUserModifyBudget {
 868     my ($borrower, $budget, $userflags) = @_;
 869
 870     if (not ref $borrower) {
 871         $borrower = C4::Members::GetMember(borrowernumber => $borrower);
 872     }
 873     if (not ref $budget) {
 874         $budget = GetBudget($budget);
 875     }
 876
 877     return 0 unless ($borrower and $budget);
 878
 879     if (not defined $userflags) {
 880         $userflags = C4::Auth::getuserflags($borrower->{flags},
 881             $borrower->{userid});
 882     }
 883
 884     unless ($userflags->{superlibrarian}
 885     || (ref $userflags->{acquisition}
 886         && $userflags->{acquisition}->{budget_manage_all})
 887     || (!ref $userflags->{acquisition} && $userflags->{acquisition}))
 888     {
 889         if (!CanUserUseBudget($borrower, $budget, $userflags)) {
 890             return 0;
 891         }
 892
 893         if (ref $userflags->{acquisition}
 894         && !$userflags->{acquisition}->{budget_modify}) {
 895             return 0;
 896         }
 897     }
 898
 899     return 1;
 900 }
 901
 902 # -------------------------------------------------------------------
 903
 904 =head2 GetCurrencies
 905
 906   @currencies = &GetCurrencies;
 907
 908 Returns the list of all known currencies.
 909
 910 C<$currencies> is a array; its elements are references-to-hash, whose
 911 keys are the fields from the currency table in the Koha database.
 912
 913 =cut
 914
 915 sub GetCurrencies {
 916     my $dbh   = C4::Context->dbh;
 917     my $query = "
 918         SELECT *
 919         FROM   currency
 920     ";
 921     my $sth = $dbh->prepare($query);
 922     $sth->execute;
 923     my @results = ();
 924     while ( my $data = $sth->fetchrow_hashref ) {
 925         push( @results, $data );
 926     }
 927     return @results;
 928 }
 929
 930 # -------------------------------------------------------------------
 931
 932 sub GetCurrency {
 933     my $dbh   = C4::Context->dbh;
 934     my $query = "
 935         SELECT * FROM currency where active = '1'    ";
 936     my $sth = $dbh->prepare($query);
 937     $sth->execute;
 938     my $r = $sth->fetchrow_hashref;
 939     return $r;
 940 }
 941
 942 =head2 ModCurrencies
 943
 944 &ModCurrencies($currency, $newrate);
 945
 946 Sets the exchange rate for C<$currency> to be C<$newrate>.
 947
 948 =cut
 949
 950 sub ModCurrencies {
 951     my ( $currency, $rate ) = @_;
 952     my $dbh   = C4::Context->dbh;
 953     my $query = qq|
 954         UPDATE currency
 955         SET    rate=?
 956         WHERE  currency=? |;
 957     my $sth = $dbh->prepare($query);
 958     $sth->execute( $rate, $currency );
 959 }
 960
 961 # -------------------------------------------------------------------
 962
 963 =head2 ConvertCurrency
 964
 965   $foreignprice = &ConvertCurrency($currency, $localprice);
 966
 967 Converts the price C<$localprice> to foreign currency C<$currency> by
 968 dividing by the exchange rate, and returns the result.
 969
 970 If no exchange rate is found, e is one to one.
 971
 972 =cut
 973
 974 sub ConvertCurrency {
 975     my ( $currency, $price ) = @_;
 976     my $dbh   = C4::Context->dbh;
 977     my $query = "
 978         SELECT rate
 979         FROM   currency
 980         WHERE  currency=?
 981     ";
 982     my $sth = $dbh->prepare($query);
 983     $sth->execute($currency);
 984     my $cur = ( $sth->fetchrow_array() )[0];
 985     unless ($cur) {
 986         $cur = 1;
 987     }
 988     return ( $price / $cur );
 989 }
 990
 991 END { }    # module clean-up code here (global destructor)
 992
 993 1;
 994 __END__
 995
 996 =head1 AUTHOR
 997
 998 Koha Development Team <http://koha-community.org/>
 999
1000 =cut