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 C4::Context;
  22 use C4::Dates qw(format_date format_date_in_iso);
  23 use C4::SQLHelper qw<:all>;
  24 use C4::Debug;
  25
  26 use vars qw($VERSION @ISA @EXPORT);
  27
  28 BEGIN {
  29         # set the version for version checking
  30         $VERSION = 3.01;
  31         require Exporter;
  32         @ISA    = qw(Exporter);
  33         @EXPORT = qw(
  34
  35         &GetBudget
  36         &GetBudgets
  37         &GetBudgetHierarchy
  38             &AddBudget
  39         &ModBudget
  40         &DelBudget
  41         &GetBudgetSpent
  42         &GetBudgetOrdered
  43         &GetPeriodsCount
  44
  45             &GetBudgetPeriod
  46         &GetBudgetPeriods
  47         &ModBudgetPeriod
  48         &AddBudgetPeriod
  49             &DelBudgetPeriod
  50
  51             &GetBudgetPeriodsDropbox
  52         &GetBudgetSortDropbox
  53         &GetAuthvalueDropbox
  54         &GetBudgetPermDropbox
  55
  56         &ModBudgetPlan
  57
  58         &GetCurrency
  59         &GetCurrencies
  60         &ModCurrencies
  61         &ConvertCurrency
  62
  63                 &GetBudgetsPlanCell
  64         &AddBudgetPlanValue
  65         &GetBudgetAuthCats
  66         &BudgetHasChildren
  67         &CheckBudgetParent
  68         &CheckBudgetParentPerm
  69
  70         &HideCols
  71         &GetCols
  72         );
  73 }
  74
  75 # ----------------------------BUDGETS.PM-----------------------------";
  76
  77
  78 sub HideCols {
  79     my ( $authcat, @hide_cols ) = @_;
  80     my $dbh = C4::Context->dbh;
  81
  82     my $sth1 = $dbh->prepare(
  83         qq|
  84         UPDATE aqbudgets_planning SET display = 0
  85         WHERE authcat = ?
  86         AND  authvalue = ? |
  87     );
  88     foreach my $authvalue (@hide_cols) {
  89 #        $sth1->{TraceLevel} = 3;
  90         $sth1->execute(  $authcat, $authvalue );
  91     }
  92 }
  93
  94 sub GetCols {
  95     my ( $authcat, $authvalue ) = @_;
  96
  97     my $dbh = C4::Context->dbh;
  98     my $sth = $dbh->prepare(
  99         qq|
 100         SELECT count(display) as cnt from aqbudgets_planning
 101         WHERE  authcat = ?
 102         AND authvalue = ? and display  = 0   |
 103     );
 104
 105 #    $sth->{TraceLevel} = 3;
 106     $sth->execute( $authcat, $authvalue );
 107     my $res  = $sth->fetchrow_hashref;
 108
 109     return  $res->{cnt} > 0 ? 0: 1
 110
 111 }
 112
 113 sub CheckBudgetParentPerm {
 114     my ( $budget, $borrower_id ) = @_;
 115     my $depth = $budget->{depth};
 116     my $parent_id = $budget->{budget_parent_id};
 117     while ($depth) {
 118         my $parent = GetBudget($parent_id);
 119         $parent_id = $parent->{budget_parent_id};
 120         if ( $parent->{budget_owner_id} == $borrower_id ) {
 121             return 1;
 122         }
 123         $depth--
 124     }
 125     return 0;
 126 }
 127
 128 sub AddBudgetPeriod {
 129     my ($budgetperiod) = @_;
 130         return InsertInTable("aqbudgetperiods",$budgetperiod);
 131 }
 132 # -------------------------------------------------------------------
 133 sub GetPeriodsCount {
 134     my $dbh = C4::Context->dbh;
 135     my $sth = $dbh->prepare("
 136         SELECT COUNT(*) AS sum FROM aqbudgetperiods ");
 137     $sth->execute();
 138     my $res = $sth->fetchrow_hashref;
 139     return $res->{'sum'};
 140 }
 141
 142 # -------------------------------------------------------------------
 143 sub CheckBudgetParent {
 144     my ( $new_parent, $budget ) = @_;
 145     my $new_parent_id = $new_parent->{'budget_id'};
 146     my $budget_id     = $budget->{'budget_id'};
 147     my $dbh           = C4::Context->dbh;
 148     my $parent_id_tmp = $new_parent_id;
 149
 150     # check new-parent is not a child (or a child's child ;)
 151     my $sth = $dbh->prepare(qq|
 152         SELECT budget_parent_id FROM
 153             aqbudgets where budget_id = ? | );
 154     while (1) {
 155         $sth->execute($parent_id_tmp);
 156         my $res = $sth->fetchrow_hashref;
 157         if ( $res->{'budget_parent_id'} == $budget_id ) {
 158             return 1;
 159         }
 160         if ( not defined $res->{'budget_parent_id'} ) {
 161             return 0;
 162         }
 163         $parent_id_tmp = $res->{'budget_parent_id'};
 164     }
 165 }
 166
 167 # -------------------------------------------------------------------
 168 sub BudgetHasChildren {
 169     my ( $budget_id  ) = @_;
 170     my $dbh = C4::Context->dbh;
 171     my $sth = $dbh->prepare(qq|
 172        SELECT count(*) as sum FROM  aqbudgets
 173         WHERE budget_parent_id = ?   | );
 174     $sth->execute( $budget_id );
 175     my $sum = $sth->fetchrow_hashref;
 176     return $sum->{'sum'};
 177 }
 178
 179 # -------------------------------------------------------------------
 180 sub GetBudgetsPlanCell {
 181     my ( $cell, $period, $budget ) = @_;
 182     my ($actual, $sth);
 183     my $dbh = C4::Context->dbh;
 184     if ( $cell->{'authcat'} eq 'MONTHS' ) {
 185         # get the actual amount
 186         $sth = $dbh->prepare( qq|
 187
 188             SELECT SUM(ecost) AS actual FROM aqorders
 189                 WHERE    budget_id = ? AND
 190                 entrydate like "$cell->{'authvalue'}%"  |
 191         );
 192         $sth->execute( $cell->{'budget_id'} );
 193     } elsif ( $cell->{'authcat'} eq 'BRANCHES' ) {
 194         # get the actual amount
 195         $sth = $dbh->prepare( qq|
 196
 197             SELECT SUM(ecost) FROM aqorders
 198                 LEFT JOIN aqorders_items
 199                 ON (aqorders.ordernumber = aqorders_items.ordernumber)
 200                 LEFT JOIN items
 201                 ON (aqorders_items.itemnumber = items.itemnumber)
 202                 WHERE budget_id = ? AND homebranch = ? |          );
 203
 204         $sth->execute( $cell->{'budget_id'}, $cell->{'authvalue'} );
 205     } elsif ( $cell->{'authcat'} eq 'ITEMTYPES' ) {
 206         # get the actual amount
 207         $sth = $dbh->prepare(  qq|
 208
 209             SELECT SUM( ecost *  quantity) AS actual
 210                 FROM aqorders JOIN biblioitems
 211                 ON (biblioitems.biblionumber = aqorders.biblionumber )
 212                 WHERE aqorders.budget_id = ? and itemtype  = ? |
 213         );
 214         $sth->execute(  $cell->{'budget_id'},
 215                         $cell->{'authvalue'} );
 216     }
 217     # ELSE GENERIC ORDERS SORT1/SORT2 STAT COUNT.
 218     else {
 219         # get the actual amount
 220         $sth = $dbh->prepare( qq|
 221
 222         SELECT  SUM(ecost * quantity) AS actual
 223             FROM aqorders
 224             JOIN aqbudgets ON (aqbudgets.budget_id = aqorders.budget_id )
 225             WHERE  aqorders.budget_id = ? AND
 226                 ((aqbudgets.sort1_authcat = ? AND sort1 =?) OR
 227                 (aqbudgets.sort2_authcat = ? AND sort2 =?))    |
 228         );
 229         $sth->execute(  $cell->{'budget_id'},
 230                         $budget->{'sort1_authcat'},
 231                         $cell->{'authvalue'},
 232                         $budget->{'sort2_authcat'},
 233                         $cell->{'authvalue'}
 234         );
 235     }
 236     $actual = $sth->fetchrow_array;
 237
 238     # get the estimated amount
 239     $sth = $dbh->prepare( qq|
 240
 241         SELECT estimated_amount AS estimated, display FROM aqbudgets_planning
 242             WHERE budget_period_id = ? AND
 243                 budget_id = ? AND
 244                 authvalue = ? AND
 245                 authcat = ?         |
 246     );
 247     $sth->execute(  $cell->{'budget_period_id'},
 248                     $cell->{'budget_id'},
 249                     $cell->{'authvalue'},
 250                     $cell->{'authcat'},
 251     );
 252
 253
 254     my $res  = $sth->fetchrow_hashref;
 255   #  my $display = $res->{'display'};
 256     my $estimated = $res->{'estimated'};
 257
 258
 259     return $actual, $estimated;
 260 }
 261
 262 # -------------------------------------------------------------------
 263 sub ModBudgetPlan {
 264     my ( $budget_plan, $budget_period_id, $authcat ) = @_;
 265     my $dbh = C4::Context->dbh;
 266     foreach my $buds (@$budget_plan) {
 267         my $lines = $buds->{lines};
 268         my $sth = $dbh->prepare( qq|
 269                 DELETE FROM aqbudgets_planning
 270                     WHERE   budget_period_id   = ? AND
 271                             budget_id   = ? AND
 272                             authcat            = ? |
 273         );
 274     #delete a aqplan line of cells, then insert new cells,
 275     # these could be UPDATES rather than DEL/INSERTS...
 276         $sth->execute( $budget_period_id,  $lines->[0]{budget_id}   , $authcat );
 277
 278         foreach my $cell (@$lines) {
 279             my $sth = $dbh->prepare( qq|
 280
 281                 INSERT INTO aqbudgets_planning
 282                      SET   budget_id     = ?,
 283                      budget_period_id  = ?,
 284                      authcat          = ?,
 285                      estimated_amount  = ?,
 286                      authvalue       = ?  |
 287             );
 288             $sth->execute(
 289                             $cell->{'budget_id'},
 290                             $cell->{'budget_period_id'},
 291                             $cell->{'authcat'},
 292                             $cell->{'estimated_amount'},
 293                             $cell->{'authvalue'},
 294             );
 295         }
 296     }
 297 }
 298
 299 # -------------------------------------------------------------------
 300 sub GetBudgetSpent {
 301         my ($budget_id) = @_;
 302         my $dbh = C4::Context->dbh;
 303         my $sth = $dbh->prepare(qq|
 304         SELECT SUM(ecost *  quantity) AS sum FROM aqorders
 305             WHERE budget_id = ? AND
 306             quantityreceived > 0 AND
 307             datecancellationprinted IS NULL
 308     |);
 309
 310         $sth->execute($budget_id);
 311         my $sum =  $sth->fetchrow_array;
 312         return $sum;
 313 }
 314
 315 # -------------------------------------------------------------------
 316 sub GetBudgetOrdered {
 317         my ($budget_id) = @_;
 318         my $dbh = C4::Context->dbh;
 319         my $sth = $dbh->prepare(qq|
 320         SELECT SUM(ecost *  quantity) AS sum FROM aqorders
 321             WHERE budget_id = ? AND
 322             quantityreceived = 0 AND
 323             datecancellationprinted IS NULL
 324     |);
 325
 326         $sth->execute($budget_id);
 327         my $sum =  $sth->fetchrow_array;
 328         return $sum;
 329 }
 330
 331 # -------------------------------------------------------------------
 332 sub GetBudgetPermDropbox {
 333         my ($perm) = @_;
 334         my %labels;
 335         $labels{'0'} = 'None';
 336         $labels{'1'} = 'Owner';
 337         $labels{'2'} = 'Library';
 338         my $radio = CGI::scrolling_list(
 339                 -id       => 'budget_permission',
 340                 -name      => 'budget_permission',
 341                 -values    => [ '0', '1', '2' ],
 342                 -default   => $perm,
 343                 -labels    => \%labels,
 344                 -size    => 1,
 345         );
 346         return $radio;
 347 }
 348
 349 # -------------------------------------------------------------------
 350 sub GetBudgetAuthCats  {
 351     my ($budget_period_id) = shift;
 352     # now, populate the auth_cats_loop used in the budget planning button
 353     # we must retrieve all auth values used by at least one budget
 354     my $dbh = C4::Context->dbh;
 355     my $sth=$dbh->prepare("SELECT sort1_authcat,sort2_authcat FROM aqbudgets WHERE budget_period_id=?");
 356     $sth->execute($budget_period_id);
 357     my %authcats;
 358     while (my ($sort1_authcat,$sort2_authcat) = $sth->fetchrow) {
 359         $authcats{$sort1_authcat}=1;
 360         $authcats{$sort2_authcat}=1;
 361     }
 362     my @auth_cats_loop;
 363     foreach (sort keys %authcats) {
 364         push @auth_cats_loop,{ authcat => $_ };
 365     }
 366     return \@auth_cats_loop;
 367 }
 368
 369 # -------------------------------------------------------------------
 370 sub GetAuthvalueDropbox {
 371         my ( $name, $authcat, $default ) = @_;
 372         my @authorised_values;
 373         my %authorised_lib;
 374         my $value;
 375         my $dbh = C4::Context->dbh;
 376         my $sth = $dbh->prepare(
 377                 "SELECT authorised_value,lib
 378             FROM authorised_values
 379             WHERE category = ?
 380             ORDER BY  lib"
 381         );
 382         $sth->execute( $authcat );
 383
 384         push @authorised_values, '';
 385         while (my ($value, $lib) = $sth->fetchrow_array) {
 386                 push @authorised_values, $value;
 387                 $authorised_lib{$value} = $lib;
 388         }
 389
 390     return 0 if keys(%authorised_lib) == 0;
 391
 392     my $budget_authvalue_dropbox = CGI::scrolling_list(
 393         -values   => \@authorised_values,
 394         -labels   => \%authorised_lib,
 395         -default  => $default,
 396         -override => 1,
 397         -size     => 1,
 398         -multiple => 0,
 399         -name     => $name,
 400         -id       => $name,
 401     );
 402
 403     return $budget_authvalue_dropbox
 404 }
 405
 406 # -------------------------------------------------------------------
 407 sub GetBudgetPeriodsDropbox {
 408     my ($budget_period_id) = @_;
 409         my %labels;
 410         my @values;
 411         my ($active, $periods) = GetBudgetPeriods();
 412         foreach my $r (@$periods) {
 413                 $labels{"$r->{budget_period_id}"} = $r->{budget_period_description};
 414                 push @values, $r->{budget_period_id};
 415         }
 416
 417         # if no buget_id is passed then its an add
 418         my $budget_period_dropbox = CGI::scrolling_list(
 419                 -name    => 'budget_period_id',
 420                 -values  => \@values,
 421                 -default => $budget_period_id ? $budget_period_id :  $active,
 422                 -size    => 1,
 423                 -labels  => \%labels,
 424         );
 425         return $budget_period_dropbox;
 426 }
 427
 428 # -------------------------------------------------------------------
 429 sub GetBudgetPeriods {
 430         my ($filters,$orderby) = @_;
 431     return SearchInTable("aqbudgetperiods",$filters, $orderby, undef,undef, undef, "wide");
 432 }
 433 # -------------------------------------------------------------------
 434 sub GetBudgetPeriod {
 435         my ($budget_period_id) = @_;
 436         my $dbh = C4::Context->dbh;
 437         ## $total = number of records linked to the record that must be deleted
 438         my $total = 0;
 439         ## get information about the record that will be deleted
 440         my $sth;
 441         if ($budget_period_id) {
 442                 $sth = $dbh->prepare( qq|
 443               SELECT      *
 444                 FROM aqbudgetperiods
 445                 WHERE budget_period_id=? |
 446                 );
 447                 $sth->execute($budget_period_id);
 448         } else {         # ACTIVE BUDGET
 449                 $sth = $dbh->prepare(qq|
 450                           SELECT      *
 451                 FROM aqbudgetperiods
 452                 WHERE budget_period_active=1 |
 453                 );
 454                 $sth->execute();
 455         }
 456         my $data = $sth->fetchrow_hashref;
 457         return $data;
 458 }
 459
 460 # -------------------------------------------------------------------
 461 sub DelBudgetPeriod{
 462         my ($budget_period_id) = @_;
 463         my $dbh = C4::Context->dbh;
 464           ; ## $total = number of records linked to the record that must be deleted
 465     my $total = 0;
 466
 467         ## get information about the record that will be deleted
 468         my $sth = $dbh->prepare(qq|
 469                 DELETE
 470          FROM aqbudgetperiods
 471          WHERE budget_period_id=? |
 472         );
 473         return $sth->execute($budget_period_id);
 474 }
 475
 476 # -------------------------------------------------------------------
 477 sub ModBudgetPeriod {
 478         my ($budget_period_information) = @_;
 479         return UpdateInTable("aqbudgetperiods",$budget_period_information);
 480 }
 481
 482 # -------------------------------------------------------------------
 483 sub GetBudgetHierarchy {
 484         my ($budget_period_id, $branchcode, $owner) = @_;
 485         my @bind_params;
 486         my $dbh   = C4::Context->dbh;
 487         my $query = qq|
 488                     SELECT aqbudgets.*
 489                     FROM aqbudgets |;
 490     # show only period X if requested
 491         my @where_strings;
 492     if ($budget_period_id) {
 493         push @where_strings," aqbudgets.budget_period_id = ?";
 494         push @bind_params, $budget_period_id;
 495     }
 496         # show only budgets owned by me, my branch or everyone
 497     if ($owner) {
 498         if ($branchcode) {
 499             push @where_strings,qq{ (budget_owner_id = ? OR budget_branchcode = ? OR (budget_branchcode IS NULL or budget_branchcode="" AND (budget_owner_id IS NULL OR budget_owner_id="")))};
 500             push @bind_params, ($owner, $branchcode);
 501         } else {
 502             push @where_strings, ' (budget_owner_id = ? OR budget_owner_id IS NULL or budget_owner_id ="") ';
 503             push @bind_params, $owner;
 504         }
 505     } else {
 506         if ($branchcode) {
 507             push @where_strings," (budget_branchcode =? or budget_branchcode is NULL)";
 508             push @bind_params, $branchcode;
 509         }
 510     }
 511         $query.=" WHERE ".join(' AND ', @where_strings) if @where_strings;
 512         $debug && warn $query,join(",",@bind_params);
 513         my $sth = $dbh->prepare($query);
 514         $sth->execute(@bind_params);
 515         my $results = $sth->fetchall_arrayref({});
 516         my @res     = @$results;
 517         my $i = 0;
 518         while (1) {
 519                 my $depth_cnt = 0;
 520                 foreach my $r (@res) {
 521                         my @child;
 522                         # look for children
 523                         $r->{depth} = '0' if !defined $r->{budget_parent_id};
 524                         foreach my $r2 (@res) {
 525                                 if (defined $r2->{budget_parent_id}
 526                                         && $r2->{budget_parent_id} == $r->{budget_id}) {
 527                                         push @child, $r2->{budget_id};
 528                                         $r2->{depth} = ($r->{depth} + 1) if defined $r->{depth};
 529                                 }
 530                         }
 531                         $r->{child} = \@child if scalar @child > 0;    # add the child
 532                         $depth_cnt++ if !defined $r->{'depth'};
 533                 }
 534                 last if ($depth_cnt == 0 || $i == 100);
 535                 $i++;
 536         }
 537
 538         # look for top parents 1st
 539         my (@sort, $depth_count);
 540         ($i, $depth_count) = 0;
 541         while (1) {
 542                 my $children = 0;
 543                 foreach my $r (@res) {
 544                         if ($r->{depth} == $depth_count) {
 545                                 $children++ if (ref $r->{child} eq 'ARRAY');
 546
 547                                 # find the parent id element_id and insert it after
 548                                 my $i2 = 0;
 549                                 my $parent;
 550                                 if ($depth_count > 0) {
 551
 552                                         # add indent
 553                                         my $depth = $r->{depth} * 2;
 554                                         $r->{budget_code_indent} = $r->{budget_code};
 555                                         $r->{budget_name_indent} = $r->{budget_name};
 556                                         foreach my $r3 (@sort) {
 557                                                 if ($r3->{budget_id} == $r->{budget_parent_id}) {
 558                                                         $parent = $i2;
 559                                                         last;
 560                                                 }
 561                                                 $i2++;
 562                                         }
 563                                 } else {
 564                                         $r->{budget_code_indent} = $r->{budget_code};
 565                                         $r->{budget_name_indent} = $r->{budget_name};
 566                                 }
 567
 568                                 if (defined $parent) {
 569                                         splice @sort, ($parent + 1), 0, $r;
 570                                 } else {
 571                                         push @sort, $r;
 572                                 }
 573                         }
 574
 575                         $i++;
 576                 }    # --------------foreach
 577                 $depth_count++;
 578                 last if $children == 0;
 579         }
 580
 581 # add budget-percent and allocation, and flags for html-template
 582         foreach my $r (@sort) {
 583                 my $subs_href = $r->{'child'};
 584         my @subs_arr = @$subs_href if defined $subs_href;
 585
 586         my $moo = $r->{'budget_code_indent'};
 587         $moo =~ s/\ /\&nbsp\;/g;
 588         $r->{'budget_code_indent'} =  $moo;
 589
 590         $moo = $r->{'budget_name_indent'};
 591         $moo =~ s/\ /\&nbsp\;/g;
 592         $r->{'budget_name_indent'} = $moo;
 593
 594         $r->{'budget_spent'}       = GetBudgetSpent( $r->{'budget_id'} );
 595
 596         $r->{'budget_amount_total'} =  $r->{'budget_amount'};
 597
 598         # foreach sub-levels
 599         my $unalloc_count ;
 600
 601                 foreach my $sub (@subs_arr) {
 602                         my $sub_budget = GetBudget($sub);
 603
 604                         $r->{budget_spent_sublevel} +=    GetBudgetSpent( $sub_budget->{'budget_id'} );
 605                         $unalloc_count +=   $sub_budget->{'budget_amount'};
 606                 }
 607         }
 608         return \@sort;
 609 }
 610
 611 # -------------------------------------------------------------------
 612
 613 sub AddBudget {
 614     my ($budget) = @_;
 615         return InsertInTable("aqbudgets",$budget);
 616 }
 617
 618 # -------------------------------------------------------------------
 619 sub ModBudget {
 620     my ($budget) = @_;
 621         return UpdateInTable("aqbudgets",$budget);
 622 }
 623
 624 # -------------------------------------------------------------------
 625 sub DelBudget {
 626         my ($budget_id) = @_;
 627         my $dbh         = C4::Context->dbh;
 628         my $sth         = $dbh->prepare("delete from aqbudgets where budget_id=?");
 629         my $rc          = $sth->execute($budget_id);
 630         return $rc;
 631 }
 632
 633 =head2 FUNCTIONS ABOUT BUDGETS
 634
 635 =over 2
 636
 637 =cut
 638
 639 =back
 640
 641 =head3 GetBudget
 642
 643 =over 4
 644
 645 &GetBudget($budget_id);
 646
 647 get a specific budget
 648
 649 =back
 650
 651 =cut
 652
 653 # -------------------------------------------------------------------
 654 sub GetBudget {
 655     my ( $budget_id ) = @_;
 656     my $dbh = C4::Context->dbh;
 657     my $query = "
 658         SELECT *
 659         FROM   aqbudgets
 660         WHERE  budget_id=?
 661         ";
 662     my $sth = $dbh->prepare($query);
 663     $sth->execute( $budget_id );
 664     my $result = $sth->fetchrow_hashref;
 665     return $result;
 666 }
 667
 668 =head3 GetBudgets
 669
 670 =over 4
 671
 672 &GetBudgets($filter, $order_by);
 673
 674 gets all budgets
 675
 676 =back
 677
 678 =cut
 679
 680 # -------------------------------------------------------------------
 681 sub GetBudgets {
 682     my ($filters,$orderby) = @_;
 683     return SearchInTable("aqbudgets",$filters, $orderby, undef,undef, undef, "wide");
 684 }
 685
 686 # -------------------------------------------------------------------
 687
 688 =head3 GetCurrencies
 689
 690 @currencies = &GetCurrencies;
 691
 692 Returns the list of all known currencies.
 693
 694 C<$currencies> is a array; its elements are references-to-hash, whose
 695 keys are the fields from the currency table in the Koha database.
 696
 697 =cut
 698
 699 sub GetCurrencies {
 700     my $dbh   = C4::Context->dbh;
 701     my $query = "
 702         SELECT *
 703         FROM   currency
 704     ";
 705     my $sth = $dbh->prepare($query);
 706     $sth->execute;
 707     my @results = ();
 708     while ( my $data = $sth->fetchrow_hashref ) {
 709         push( @results, $data );
 710     }
 711     return @results;
 712 }
 713
 714 # -------------------------------------------------------------------
 715
 716 sub GetCurrency {
 717     my $dbh   = C4::Context->dbh;
 718     my $query = "
 719         SELECT * FROM currency where active = '1'    ";
 720     my $sth = $dbh->prepare($query);
 721     $sth->execute;
 722     my $r = $sth->fetchrow_hashref;
 723     return $r;
 724 }
 725
 726 =head3 ModCurrencies
 727
 728 &ModCurrencies($currency, $newrate);
 729
 730 Sets the exchange rate for C<$currency> to be C<$newrate>.
 731
 732 =cut
 733
 734 sub ModCurrencies {
 735     my ( $currency, $rate ) = @_;
 736     my $dbh   = C4::Context->dbh;
 737     my $query = qq|
 738         UPDATE currency
 739         SET    rate=?
 740         WHERE  currency=? |;
 741     my $sth = $dbh->prepare($query);
 742     $sth->execute( $rate, $currency );
 743 }
 744
 745 # -------------------------------------------------------------------
 746
 747 =head3 ConvertCurrency
 748
 749 $foreignprice = &ConvertCurrency($currency, $localprice);
 750
 751 Converts the price C<$localprice> to foreign currency C<$currency> by
 752 dividing by the exchange rate, and returns the result.
 753
 754 If no exchange rate is found,e is one
 755 to one.
 756
 757 =cut
 758
 759 sub ConvertCurrency {
 760     my ( $currency, $price ) = @_;
 761     my $dbh   = C4::Context->dbh;
 762     my $query = "
 763         SELECT rate
 764         FROM   currency
 765         WHERE  currency=?
 766     ";
 767     my $sth = $dbh->prepare($query);
 768     $sth->execute($currency);
 769     my $cur = ( $sth->fetchrow_array() )[0];
 770     unless ($cur) {
 771         $cur = 1;
 772     }
 773     return ( $price / $cur );
 774 }
 775
 776 =head3 _columns
 777
 778         returns an array containing fieldname followed by PRI as value if PRIMARY Key
 779
 780 =cut
 781
 782 sub _columns(;$) {
 783         my $tablename=shift||"aqbudgets";
 784     return @{C4::Context->dbh->selectcol_arrayref("SHOW columns from $tablename",{Columns=>[1,4]})};
 785 }
 786
 787 sub _filter_fields{
 788         my $budget=shift;
 789         my $tablename=shift;
 790     my @keys;
 791         my @values;
 792         my %columns= _columns($tablename);
 793         #Filter Primary Keys of table
 794     my $elements=join "|",grep {$columns{$_} ne "PRI"} keys %columns;
 795         foreach my $field (grep {/\b($elements)\b/} keys %$budget){
 796                 $$budget{$field}=format_date_in_iso($$budget{$field}) if ($field=~/date/ && $$budget{$field} !~C4::Dates->regexp("iso"));
 797                 my $strkeys= " $field = ? ";
 798                 if ($field=~/branch/){
 799                         $strkeys="( $strkeys OR $field='' OR $field IS NULL) ";
 800                 }
 801                 push @values, $$budget{$field};
 802                 push @keys, $strkeys;
 803         }
 804         return (\@keys,\@values);
 805 }
 806
 807 END { }    # module clean-up code here (global destructor)
 808
 809 1;
 810 __END__
 811
 812 =head1 AUTHOR
 813
 814 Koha Developement team <info@koha.org>
 815
 816 =cut