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 = 3.01;
  32         require Exporter;
  33         @ISA    = qw(Exporter);
  34         @EXPORT = qw(
  35
  36         &GetBudget
  37         &GetBudgets
  38         &GetBudgetHierarchy
  39             &AddBudget
  40         &ModBudget
  41         &DelBudget
  42         &GetBudgetSpent
  43         &GetBudgetOrdered
  44         &GetPeriodsCount
  45         &GetChildBudgetsSpent
  46
  47             &GetBudgetPeriod
  48         &GetBudgetPeriods
  49         &ModBudgetPeriod
  50         &AddBudgetPeriod
  51             &DelBudgetPeriod
  52
  53             &GetBudgetPeriodsDropbox
  54         &GetBudgetSortDropbox
  55         &GetAuthvalueDropbox
  56         &GetBudgetPermDropbox
  57
  58         &ModBudgetPlan
  59
  60         &GetCurrency
  61         &GetCurrencies
  62         &ModCurrencies
  63         &ConvertCurrency
  64
  65                 &GetBudgetsPlanCell
  66         &AddBudgetPlanValue
  67         &GetBudgetAuthCats
  68         &BudgetHasChildren
  69         &CheckBudgetParent
  70         &CheckBudgetParentPerm
  71
  72         &HideCols
  73         &GetCols
  74         );
  75 }
  76
  77 # ----------------------------BUDGETS.PM-----------------------------";
  78
  79
  80 =head1 FUNCTIONS ABOUT BUDGETS
  81
  82 =cut
  83
  84 sub HideCols {
  85     my ( $authcat, @hide_cols ) = @_;
  86     my $dbh = C4::Context->dbh;
  87
  88     my $sth1 = $dbh->prepare(
  89         qq|
  90         UPDATE aqbudgets_planning SET display = 0
  91         WHERE authcat = ?
  92         AND  authvalue = ? |
  93     );
  94     foreach my $authvalue (@hide_cols) {
  95 #        $sth1->{TraceLevel} = 3;
  96         $sth1->execute(  $authcat, $authvalue );
  97     }
  98 }
  99
 100 sub GetCols {
 101     my ( $authcat, $authvalue ) = @_;
 102
 103     my $dbh = C4::Context->dbh;
 104     my $sth = $dbh->prepare(
 105         qq|
 106         SELECT count(display) as cnt from aqbudgets_planning
 107         WHERE  authcat = ?
 108         AND authvalue = ? and display  = 0   |
 109     );
 110
 111 #    $sth->{TraceLevel} = 3;
 112     $sth->execute( $authcat, $authvalue );
 113     my $res  = $sth->fetchrow_hashref;
 114
 115     return  $res->{cnt} > 0 ? 0: 1
 116
 117 }
 118
 119 sub CheckBudgetParentPerm {
 120     my ( $budget, $borrower_id ) = @_;
 121     my $depth = $budget->{depth};
 122     my $parent_id = $budget->{budget_parent_id};
 123     while ($depth) {
 124         my $parent = GetBudget($parent_id);
 125         $parent_id = $parent->{budget_parent_id};
 126         if ( $parent->{budget_owner_id} == $borrower_id ) {
 127             return 1;
 128         }
 129         $depth--
 130     }
 131     return 0;
 132 }
 133
 134 sub AddBudgetPeriod {
 135     my ($budgetperiod) = @_;
 136         return InsertInTable("aqbudgetperiods",$budgetperiod);
 137 }
 138 # -------------------------------------------------------------------
 139 sub GetPeriodsCount {
 140     my $dbh = C4::Context->dbh;
 141     my $sth = $dbh->prepare("
 142         SELECT COUNT(*) AS sum FROM aqbudgetperiods ");
 143     $sth->execute();
 144     my $res = $sth->fetchrow_hashref;
 145     return $res->{'sum'};
 146 }
 147
 148 # -------------------------------------------------------------------
 149 sub CheckBudgetParent {
 150     my ( $new_parent, $budget ) = @_;
 151     my $new_parent_id = $new_parent->{'budget_id'};
 152     my $budget_id     = $budget->{'budget_id'};
 153     my $dbh           = C4::Context->dbh;
 154     my $parent_id_tmp = $new_parent_id;
 155
 156     # check new-parent is not a child (or a child's child ;)
 157     my $sth = $dbh->prepare(qq|
 158         SELECT budget_parent_id FROM
 159             aqbudgets where budget_id = ? | );
 160     while (1) {
 161         $sth->execute($parent_id_tmp);
 162         my $res = $sth->fetchrow_hashref;
 163         if ( $res->{'budget_parent_id'} == $budget_id ) {
 164             return 1;
 165         }
 166         if ( not defined $res->{'budget_parent_id'} ) {
 167             return 0;
 168         }
 169         $parent_id_tmp = $res->{'budget_parent_id'};
 170     }
 171 }
 172
 173 # -------------------------------------------------------------------
 174 sub BudgetHasChildren {
 175     my ( $budget_id  ) = @_;
 176     my $dbh = C4::Context->dbh;
 177     my $sth = $dbh->prepare(qq|
 178        SELECT count(*) as sum FROM  aqbudgets
 179         WHERE budget_parent_id = ?   | );
 180     $sth->execute( $budget_id );
 181     my $sum = $sth->fetchrow_hashref;
 182     return $sum->{'sum'};
 183 }
 184
 185 # -------------------------------------------------------------------
 186 sub GetBudgetsPlanCell {
 187     my ( $cell, $period, $budget ) = @_;
 188     my ($actual, $sth);
 189     my $dbh = C4::Context->dbh;
 190     if ( $cell->{'authcat'} eq 'MONTHS' ) {
 191         # get the actual amount
 192         $sth = $dbh->prepare( qq|
 193
 194             SELECT SUM(ecost) AS actual FROM aqorders
 195                 WHERE    budget_id = ? AND
 196                 entrydate like "$cell->{'authvalue'}%"  |
 197         );
 198         $sth->execute( $cell->{'budget_id'} );
 199     } elsif ( $cell->{'authcat'} eq 'BRANCHES' ) {
 200         # get the actual amount
 201         $sth = $dbh->prepare( qq|
 202
 203             SELECT SUM(ecost) FROM aqorders
 204                 LEFT JOIN aqorders_items
 205                 ON (aqorders.ordernumber = aqorders_items.ordernumber)
 206                 LEFT JOIN items
 207                 ON (aqorders_items.itemnumber = items.itemnumber)
 208                 WHERE budget_id = ? AND homebranch = ? |          );
 209
 210         $sth->execute( $cell->{'budget_id'}, $cell->{'authvalue'} );
 211     } elsif ( $cell->{'authcat'} eq 'ITEMTYPES' ) {
 212         # get the actual amount
 213         $sth = $dbh->prepare(  qq|
 214
 215             SELECT SUM( ecost *  quantity) AS actual
 216                 FROM aqorders JOIN biblioitems
 217                 ON (biblioitems.biblionumber = aqorders.biblionumber )
 218                 WHERE aqorders.budget_id = ? and itemtype  = ? |
 219         );
 220         $sth->execute(  $cell->{'budget_id'},
 221                         $cell->{'authvalue'} );
 222     }
 223     # ELSE GENERIC ORDERS SORT1/SORT2 STAT COUNT.
 224     else {
 225         # get the actual amount
 226         $sth = $dbh->prepare( qq|
 227
 228         SELECT  SUM(ecost * quantity) AS actual
 229             FROM aqorders
 230             JOIN aqbudgets ON (aqbudgets.budget_id = aqorders.budget_id )
 231             WHERE  aqorders.budget_id = ? AND
 232                 ((aqbudgets.sort1_authcat = ? AND sort1 =?) OR
 233                 (aqbudgets.sort2_authcat = ? AND sort2 =?))    |
 234         );
 235         $sth->execute(  $cell->{'budget_id'},
 236                         $budget->{'sort1_authcat'},
 237                         $cell->{'authvalue'},
 238                         $budget->{'sort2_authcat'},
 239                         $cell->{'authvalue'}
 240         );
 241     }
 242     $actual = $sth->fetchrow_array;
 243
 244     # get the estimated amount
 245     $sth = $dbh->prepare( qq|
 246
 247         SELECT estimated_amount AS estimated, display FROM aqbudgets_planning
 248             WHERE budget_period_id = ? AND
 249                 budget_id = ? AND
 250                 authvalue = ? AND
 251                 authcat = ?         |
 252     );
 253     $sth->execute(  $cell->{'budget_period_id'},
 254                     $cell->{'budget_id'},
 255                     $cell->{'authvalue'},
 256                     $cell->{'authcat'},
 257     );
 258
 259
 260     my $res  = $sth->fetchrow_hashref;
 261   #  my $display = $res->{'display'};
 262     my $estimated = $res->{'estimated'};
 263
 264
 265     return $actual, $estimated;
 266 }
 267
 268 # -------------------------------------------------------------------
 269 sub ModBudgetPlan {
 270     my ( $budget_plan, $budget_period_id, $authcat ) = @_;
 271     my $dbh = C4::Context->dbh;
 272     foreach my $buds (@$budget_plan) {
 273         my $lines = $buds->{lines};
 274         my $sth = $dbh->prepare( qq|
 275                 DELETE FROM aqbudgets_planning
 276                     WHERE   budget_period_id   = ? AND
 277                             budget_id   = ? AND
 278                             authcat            = ? |
 279         );
 280     #delete a aqplan line of cells, then insert new cells,
 281     # these could be UPDATES rather than DEL/INSERTS...
 282         $sth->execute( $budget_period_id,  $lines->[0]{budget_id}   , $authcat );
 283
 284         foreach my $cell (@$lines) {
 285             my $sth = $dbh->prepare( qq|
 286
 287                 INSERT INTO aqbudgets_planning
 288                      SET   budget_id     = ?,
 289                      budget_period_id  = ?,
 290                      authcat          = ?,
 291                      estimated_amount  = ?,
 292                      authvalue       = ?  |
 293             );
 294             $sth->execute(
 295                             $cell->{'budget_id'},
 296                             $cell->{'budget_period_id'},
 297                             $cell->{'authcat'},
 298                             $cell->{'estimated_amount'},
 299                             $cell->{'authvalue'},
 300             );
 301         }
 302     }
 303 }
 304
 305 # -------------------------------------------------------------------
 306 sub GetBudgetSpent {
 307         my ($budget_id) = @_;
 308         my $dbh = C4::Context->dbh;
 309         my $sth = $dbh->prepare(qq|
 310         SELECT SUM(ecost *  quantity) AS sum FROM aqorders
 311             WHERE budget_id = ? AND
 312             quantityreceived > 0 AND
 313             datecancellationprinted IS NULL
 314     |);
 315
 316         $sth->execute($budget_id);
 317         my $sum =  $sth->fetchrow_array;
 318         return $sum;
 319 }
 320
 321 # -------------------------------------------------------------------
 322 sub GetBudgetOrdered {
 323         my ($budget_id) = @_;
 324         my $dbh = C4::Context->dbh;
 325         my $sth = $dbh->prepare(qq|
 326         SELECT SUM(ecost *  quantity) AS sum FROM aqorders
 327             WHERE budget_id = ? AND
 328             quantityreceived = 0 AND
 329             datecancellationprinted IS NULL
 330     |);
 331
 332         $sth->execute($budget_id);
 333         my $sum =  $sth->fetchrow_array;
 334         return $sum;
 335 }
 336
 337 # -------------------------------------------------------------------
 338 sub GetBudgetPermDropbox {
 339         my ($perm) = @_;
 340         my %labels;
 341         $labels{'0'} = 'None';
 342         $labels{'1'} = 'Owner';
 343         $labels{'2'} = 'Library';
 344         my $radio = CGI::scrolling_list(
 345                 -id       => 'budget_permission',
 346                 -name      => 'budget_permission',
 347                 -values    => [ '0', '1', '2' ],
 348                 -default   => $perm,
 349                 -labels    => \%labels,
 350                 -size    => 1,
 351         );
 352         return $radio;
 353 }
 354
 355 # -------------------------------------------------------------------
 356 sub GetBudgetAuthCats  {
 357     my ($budget_period_id) = shift;
 358     # now, populate the auth_cats_loop used in the budget planning button
 359     # we must retrieve all auth values used by at least one budget
 360     my $dbh = C4::Context->dbh;
 361     my $sth=$dbh->prepare("SELECT sort1_authcat,sort2_authcat FROM aqbudgets WHERE budget_period_id=?");
 362     $sth->execute($budget_period_id);
 363     my %authcats;
 364     while (my ($sort1_authcat,$sort2_authcat) = $sth->fetchrow) {
 365         $authcats{$sort1_authcat}=1;
 366         $authcats{$sort2_authcat}=1;
 367     }
 368     my @auth_cats_loop;
 369     foreach (sort keys %authcats) {
 370         push @auth_cats_loop,{ authcat => $_ };
 371     }
 372     return \@auth_cats_loop;
 373 }
 374
 375 # -------------------------------------------------------------------
 376 sub GetAuthvalueDropbox {
 377         my ( $name, $authcat, $default ) = @_;
 378         my @authorised_values;
 379         my %authorised_lib;
 380         my $value;
 381         my $dbh = C4::Context->dbh;
 382         my $sth = $dbh->prepare(
 383                 "SELECT authorised_value,lib
 384             FROM authorised_values
 385             WHERE category = ?
 386             ORDER BY  lib"
 387         );
 388         $sth->execute( $authcat );
 389
 390         push @authorised_values, '';
 391         while (my ($value, $lib) = $sth->fetchrow_array) {
 392                 push @authorised_values, $value;
 393                 $authorised_lib{$value} = $lib;
 394         }
 395
 396     return 0 if keys(%authorised_lib) == 0;
 397
 398     my $budget_authvalue_dropbox = CGI::scrolling_list(
 399         -values   => \@authorised_values,
 400         -labels   => \%authorised_lib,
 401         -default  => $default,
 402         -override => 1,
 403         -size     => 1,
 404         -multiple => 0,
 405         -name     => $name,
 406         -id       => $name,
 407     );
 408
 409     return $budget_authvalue_dropbox
 410 }
 411
 412 # -------------------------------------------------------------------
 413 sub GetBudgetPeriodsDropbox {
 414     my ($budget_period_id) = @_;
 415         my %labels;
 416         my @values;
 417         my ($active, $periods) = GetBudgetPeriods();
 418         foreach my $r (@$periods) {
 419                 $labels{"$r->{budget_period_id}"} = $r->{budget_period_description};
 420                 push @values, $r->{budget_period_id};
 421         }
 422
 423         # if no buget_id is passed then its an add
 424         my $budget_period_dropbox = CGI::scrolling_list(
 425                 -name    => 'budget_period_id',
 426                 -values  => \@values,
 427                 -default => $budget_period_id ? $budget_period_id :  $active,
 428                 -size    => 1,
 429                 -labels  => \%labels,
 430         );
 431         return $budget_period_dropbox;
 432 }
 433
 434 # -------------------------------------------------------------------
 435 sub GetBudgetPeriods {
 436         my ($filters,$orderby) = @_;
 437     return SearchInTable("aqbudgetperiods",$filters, $orderby, undef,undef, undef, "wide");
 438 }
 439 # -------------------------------------------------------------------
 440 sub GetBudgetPeriod {
 441         my ($budget_period_id) = @_;
 442         my $dbh = C4::Context->dbh;
 443         ## $total = number of records linked to the record that must be deleted
 444         my $total = 0;
 445         ## get information about the record that will be deleted
 446         my $sth;
 447         if ($budget_period_id) {
 448                 $sth = $dbh->prepare( qq|
 449               SELECT      *
 450                 FROM aqbudgetperiods
 451                 WHERE budget_period_id=? |
 452                 );
 453                 $sth->execute($budget_period_id);
 454         } else {         # ACTIVE BUDGET
 455                 $sth = $dbh->prepare(qq|
 456                           SELECT      *
 457                 FROM aqbudgetperiods
 458                 WHERE budget_period_active=1 |
 459                 );
 460                 $sth->execute();
 461         }
 462         my $data = $sth->fetchrow_hashref;
 463         return $data;
 464 }
 465
 466 # -------------------------------------------------------------------
 467 sub DelBudgetPeriod{
 468         my ($budget_period_id) = @_;
 469         my $dbh = C4::Context->dbh;
 470           ; ## $total = number of records linked to the record that must be deleted
 471     my $total = 0;
 472
 473         ## get information about the record that will be deleted
 474         my $sth = $dbh->prepare(qq|
 475                 DELETE
 476          FROM aqbudgetperiods
 477          WHERE budget_period_id=? |
 478         );
 479         return $sth->execute($budget_period_id);
 480 }
 481
 482 # -------------------------------------------------------------------
 483 sub ModBudgetPeriod {
 484         my ($budget_period_information) = @_;
 485         return UpdateInTable("aqbudgetperiods",$budget_period_information);
 486 }
 487
 488 # -------------------------------------------------------------------
 489 sub GetBudgetHierarchy {
 490         my ($budget_period_id, $branchcode, $owner) = @_;
 491         my @bind_params;
 492         my $dbh   = C4::Context->dbh;
 493         my $query = qq|
 494                     SELECT aqbudgets.*
 495                     FROM aqbudgets |;
 496     # show only period X if requested
 497         my @where_strings;
 498     if ($budget_period_id) {
 499         push @where_strings," aqbudgets.budget_period_id = ?";
 500         push @bind_params, $budget_period_id;
 501     }
 502         # show only budgets owned by me, my branch or everyone
 503     if ($owner) {
 504         if ($branchcode) {
 505             push @where_strings,qq{ (budget_owner_id = ? OR budget_branchcode = ? OR (budget_branchcode IS NULL or budget_branchcode="" AND (budget_owner_id IS NULL OR budget_owner_id="")))};
 506             push @bind_params, ($owner, $branchcode);
 507         } else {
 508             push @where_strings, ' (budget_owner_id = ? OR budget_owner_id IS NULL or budget_owner_id ="") ';
 509             push @bind_params, $owner;
 510         }
 511     } else {
 512         if ($branchcode) {
 513             push @where_strings," (budget_branchcode =? or budget_branchcode is NULL)";
 514             push @bind_params, $branchcode;
 515         }
 516     }
 517         $query.=" WHERE ".join(' AND ', @where_strings) if @where_strings;
 518         $debug && warn $query,join(",",@bind_params);
 519         my $sth = $dbh->prepare($query);
 520         $sth->execute(@bind_params);
 521         my $results = $sth->fetchall_arrayref({});
 522         my @res     = @$results;
 523         my $i = 0;
 524         while (1) {
 525                 my $depth_cnt = 0;
 526                 foreach my $r (@res) {
 527                         my @child;
 528                         # look for children
 529                         $r->{depth} = '0' if !defined $r->{budget_parent_id};
 530                         foreach my $r2 (@res) {
 531                                 if (defined $r2->{budget_parent_id}
 532                                         && $r2->{budget_parent_id} == $r->{budget_id}) {
 533                                         push @child, $r2->{budget_id};
 534                                         $r2->{depth} = ($r->{depth} + 1) if defined $r->{depth};
 535                                 }
 536                         }
 537                         $r->{child} = \@child if scalar @child > 0;    # add the child
 538                         $depth_cnt++ if !defined $r->{'depth'};
 539                 }
 540                 last if ($depth_cnt == 0 || $i == 100);
 541                 $i++;
 542         }
 543
 544         # look for top parents 1st
 545         my (@sort, $depth_count);
 546         ($i, $depth_count) = 0;
 547         while (1) {
 548                 my $children = 0;
 549                 foreach my $r (@res) {
 550                         if ($r->{depth} == $depth_count) {
 551                                 $children++ if (ref $r->{child} eq 'ARRAY');
 552
 553                                 # find the parent id element_id and insert it after
 554                                 my $i2 = 0;
 555                                 my $parent;
 556                                 if ($depth_count > 0) {
 557
 558                                         # add indent
 559                                         my $depth = $r->{depth} * 2;
 560                                         $r->{budget_code_indent} = $r->{budget_code};
 561                                         $r->{budget_name_indent} = $r->{budget_name};
 562                                         foreach my $r3 (@sort) {
 563                                                 if ($r3->{budget_id} == $r->{budget_parent_id}) {
 564                                                         $parent = $i2;
 565                                                         last;
 566                                                 }
 567                                                 $i2++;
 568                                         }
 569                                 } else {
 570                                         $r->{budget_code_indent} = $r->{budget_code};
 571                                         $r->{budget_name_indent} = $r->{budget_name};
 572                                 }
 573
 574                                 if (defined $parent) {
 575                                         splice @sort, ($parent + 1), 0, $r;
 576                                 } else {
 577                                         push @sort, $r;
 578                                 }
 579                         }
 580
 581                         $i++;
 582                 }    # --------------foreach
 583                 $depth_count++;
 584                 last if $children == 0;
 585         }
 586
 587 # add budget-percent and allocation, and flags for html-template
 588         foreach my $r (@sort) {
 589                 my $subs_href = $r->{'child'};
 590         my @subs_arr = @$subs_href if defined $subs_href;
 591
 592         my $moo = $r->{'budget_code_indent'};
 593         $moo =~ s/\ /\&nbsp\;/g;
 594         $r->{'budget_code_indent'} =  $moo;
 595
 596         $moo = $r->{'budget_name_indent'};
 597         $moo =~ s/\ /\&nbsp\;/g;
 598         $r->{'budget_name_indent'} = $moo;
 599
 600         $r->{'budget_spent'}       = GetBudgetSpent( $r->{'budget_id'} );
 601
 602         $r->{'budget_amount_total'} =  $r->{'budget_amount'};
 603
 604         # foreach sub-levels
 605         my $unalloc_count ;
 606
 607                 foreach my $sub (@subs_arr) {
 608                         my $sub_budget = GetBudget($sub);
 609
 610                         $r->{budget_spent_sublevel} +=    GetBudgetSpent( $sub_budget->{'budget_id'} );
 611                         $unalloc_count +=   $sub_budget->{'budget_amount'};
 612                 }
 613         }
 614         return \@sort;
 615 }
 616
 617 # -------------------------------------------------------------------
 618
 619 sub AddBudget {
 620     my ($budget) = @_;
 621         return InsertInTable("aqbudgets",$budget);
 622 }
 623
 624 # -------------------------------------------------------------------
 625 sub ModBudget {
 626     my ($budget) = @_;
 627         return UpdateInTable("aqbudgets",$budget);
 628 }
 629
 630 # -------------------------------------------------------------------
 631 sub DelBudget {
 632         my ($budget_id) = @_;
 633         my $dbh         = C4::Context->dbh;
 634         my $sth         = $dbh->prepare("delete from aqbudgets where budget_id=?");
 635         my $rc          = $sth->execute($budget_id);
 636         return $rc;
 637 }
 638
 639
 640 =head2 GetBudget
 641
 642   &GetBudget($budget_id);
 643
 644 get a specific budget
 645
 646 =cut
 647
 648 # -------------------------------------------------------------------
 649 sub GetBudget {
 650     my ( $budget_id ) = @_;
 651     my $dbh = C4::Context->dbh;
 652     my $query = "
 653         SELECT *
 654         FROM   aqbudgets
 655         WHERE  budget_id=?
 656         ";
 657     my $sth = $dbh->prepare($query);
 658     $sth->execute( $budget_id );
 659     my $result = $sth->fetchrow_hashref;
 660     return $result;
 661 }
 662
 663 =head2 GetBudgets
 664
 665   &GetBudgets($filter, $order_by);
 666
 667 gets all budgets
 668
 669 =cut
 670
 671 # -------------------------------------------------------------------
 672 sub GetChildBudgetsSpent {
 673     my ( $budget_id ) = @_;
 674     my $dbh = C4::Context->dbh;
 675     my $query = "
 676         SELECT *
 677         FROM   aqbudgets
 678         WHERE  budget_parent_id=?
 679         ";
 680     my $sth = $dbh->prepare($query);
 681     $sth->execute( $budget_id );
 682     my $result = $sth->fetchall_arrayref({});
 683     my $total_spent = GetBudgetSpent($budget_id);
 684     if ($result){
 685         $total_spent += GetChildBudgetsSpent($_->{"budget_id"}) foreach @$result;
 686     }
 687     return $total_spent;
 688 }
 689
 690 =head2 GetChildBudgetsSpent
 691
 692   &GetChildBudgetsSpent($budget-id);
 693
 694 gets the total spent of the level and sublevels of $budget_id
 695
 696 =cut
 697
 698 # -------------------------------------------------------------------
 699 sub GetBudgets {
 700     my ($filters,$orderby) = @_;
 701     return SearchInTable("aqbudgets",$filters, $orderby, undef,undef, undef, "wide");
 702 }
 703
 704 # -------------------------------------------------------------------
 705
 706 =head2 GetCurrencies
 707
 708   @currencies = &GetCurrencies;
 709
 710 Returns the list of all known currencies.
 711
 712 C<$currencies> is a array; its elements are references-to-hash, whose
 713 keys are the fields from the currency table in the Koha database.
 714
 715 =cut
 716
 717 sub GetCurrencies {
 718     my $dbh   = C4::Context->dbh;
 719     my $query = "
 720         SELECT *
 721         FROM   currency
 722     ";
 723     my $sth = $dbh->prepare($query);
 724     $sth->execute;
 725     my @results = ();
 726     while ( my $data = $sth->fetchrow_hashref ) {
 727         push( @results, $data );
 728     }
 729     return @results;
 730 }
 731
 732 # -------------------------------------------------------------------
 733
 734 sub GetCurrency {
 735     my $dbh   = C4::Context->dbh;
 736     my $query = "
 737         SELECT * FROM currency where active = '1'    ";
 738     my $sth = $dbh->prepare($query);
 739     $sth->execute;
 740     my $r = $sth->fetchrow_hashref;
 741     return $r;
 742 }
 743
 744 =head2 ModCurrencies
 745
 746 &ModCurrencies($currency, $newrate);
 747
 748 Sets the exchange rate for C<$currency> to be C<$newrate>.
 749
 750 =cut
 751
 752 sub ModCurrencies {
 753     my ( $currency, $rate ) = @_;
 754     my $dbh   = C4::Context->dbh;
 755     my $query = qq|
 756         UPDATE currency
 757         SET    rate=?
 758         WHERE  currency=? |;
 759     my $sth = $dbh->prepare($query);
 760     $sth->execute( $rate, $currency );
 761 }
 762
 763 # -------------------------------------------------------------------
 764
 765 =head2 ConvertCurrency
 766
 767   $foreignprice = &ConvertCurrency($currency, $localprice);
 768
 769 Converts the price C<$localprice> to foreign currency C<$currency> by
 770 dividing by the exchange rate, and returns the result.
 771
 772 If no exchange rate is found, e is one to one.
 773
 774 =cut
 775
 776 sub ConvertCurrency {
 777     my ( $currency, $price ) = @_;
 778     my $dbh   = C4::Context->dbh;
 779     my $query = "
 780         SELECT rate
 781         FROM   currency
 782         WHERE  currency=?
 783     ";
 784     my $sth = $dbh->prepare($query);
 785     $sth->execute($currency);
 786     my $cur = ( $sth->fetchrow_array() )[0];
 787     unless ($cur) {
 788         $cur = 1;
 789     }
 790     return ( $price / $cur );
 791 }
 792
 793 =head2 _columns
 794
 795 returns an array containing fieldname followed by PRI as value if PRIMARY Key
 796
 797 =cut
 798
 799 sub _columns(;$) {
 800         my $tablename=shift||"aqbudgets";
 801     return @{C4::Context->dbh->selectcol_arrayref("SHOW columns from $tablename",{Columns=>[1,4]})};
 802 }
 803
 804 sub _filter_fields{
 805         my $budget=shift;
 806         my $tablename=shift;
 807     my @keys;
 808         my @values;
 809         my %columns= _columns($tablename);
 810         #Filter Primary Keys of table
 811     my $elements=join "|",grep {$columns{$_} ne "PRI"} keys %columns;
 812         foreach my $field (grep {/\b($elements)\b/} keys %$budget){
 813                 $$budget{$field}=format_date_in_iso($$budget{$field}) if ($field=~/date/ && $$budget{$field} !~C4::Dates->regexp("iso"));
 814                 my $strkeys= " $field = ? ";
 815                 if ($field=~/branch/){
 816                         $strkeys="( $strkeys OR $field='' OR $field IS NULL) ";
 817                 }
 818                 push @values, $$budget{$field};
 819                 push @keys, $strkeys;
 820         }
 821         return (\@keys,\@values);
 822 }
 823
 824 END { }    # module clean-up code here (global destructor)
 825
 826 1;
 827 __END__
 828
 829 =head1 AUTHOR
 830
 831 Koha Development Team <http://koha-community.org/>
 832
 833 =cut