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         &GetBudgets
  38         &GetBudgetHierarchy
  39             &AddBudget
  40         &ModBudget
  41         &DelBudget
  42         &GetBudgetSpent
  43         &GetBudgetOrdered
  44         &GetPeriodsCount
  45         &GetChildBudgetsSpent
  46
  47         &GetBudgetUsers
  48         &ModBudgetUsers
  49         &CanUserUseBudget
  50         &CanUserModifyBudget
  51
  52             &GetBudgetPeriod
  53         &GetBudgetPeriods
  54         &ModBudgetPeriod
  55         &AddBudgetPeriod
  56             &DelBudgetPeriod
  57
  58         &GetAuthvalueDropbox
  59
  60         &ModBudgetPlan
  61
  62         &GetCurrency
  63         &GetCurrencies
  64         &ModCurrencies
  65         &ConvertCurrency
  66
  67                 &GetBudgetsPlanCell
  68         &AddBudgetPlanValue
  69         &GetBudgetAuthCats
  70         &BudgetHasChildren
  71         &CheckBudgetParent
  72         &CheckBudgetParentPerm
  73
  74         &HideCols
  75         &GetCols
  76         );
  77 }
  78
  79 # ----------------------------BUDGETS.PM-----------------------------";
  80
  81
  82 =head1 FUNCTIONS ABOUT BUDGETS
  83
  84 =cut
  85
  86 sub HideCols {
  87     my ( $authcat, @hide_cols ) = @_;
  88     my $dbh = C4::Context->dbh;
  89
  90     my $sth1 = $dbh->prepare(
  91         qq|
  92         UPDATE aqbudgets_planning SET display = 0
  93         WHERE authcat = ?
  94         AND  authvalue = ? |
  95     );
  96     foreach my $authvalue (@hide_cols) {
  97 #        $sth1->{TraceLevel} = 3;
  98         $sth1->execute(  $authcat, $authvalue );
  99     }
 100 }
 101
 102 sub GetCols {
 103     my ( $authcat, $authvalue ) = @_;
 104
 105     my $dbh = C4::Context->dbh;
 106     my $sth = $dbh->prepare(
 107         qq|
 108         SELECT count(display) as cnt from aqbudgets_planning
 109         WHERE  authcat = ?
 110         AND authvalue = ? and display  = 0   |
 111     );
 112
 113 #    $sth->{TraceLevel} = 3;
 114     $sth->execute( $authcat, $authvalue );
 115     my $res  = $sth->fetchrow_hashref;
 116
 117     return  $res->{cnt} > 0 ? 0: 1
 118
 119 }
 120
 121 sub CheckBudgetParentPerm {
 122     my ( $budget, $borrower_id ) = @_;
 123     my $depth = $budget->{depth};
 124     my $parent_id = $budget->{budget_parent_id};
 125     while ($depth) {
 126         my $parent = GetBudget($parent_id);
 127         $parent_id = $parent->{budget_parent_id};
 128         if ( $parent->{budget_owner_id} == $borrower_id ) {
 129             return 1;
 130         }
 131         $depth--
 132     }
 133     return 0;
 134 }
 135
 136 sub AddBudgetPeriod {
 137     my ($budgetperiod) = @_;
 138         return InsertInTable("aqbudgetperiods",$budgetperiod);
 139 }
 140 # -------------------------------------------------------------------
 141 sub GetPeriodsCount {
 142     my $dbh = C4::Context->dbh;
 143     my $sth = $dbh->prepare("
 144         SELECT COUNT(*) AS sum FROM aqbudgetperiods ");
 145     $sth->execute();
 146     my $res = $sth->fetchrow_hashref;
 147     return $res->{'sum'};
 148 }
 149
 150 # -------------------------------------------------------------------
 151 sub CheckBudgetParent {
 152     my ( $new_parent, $budget ) = @_;
 153     my $new_parent_id = $new_parent->{'budget_id'};
 154     my $budget_id     = $budget->{'budget_id'};
 155     my $dbh           = C4::Context->dbh;
 156     my $parent_id_tmp = $new_parent_id;
 157
 158     # check new-parent is not a child (or a child's child ;)
 159     my $sth = $dbh->prepare(qq|
 160         SELECT budget_parent_id FROM
 161             aqbudgets where budget_id = ? | );
 162     while (1) {
 163         $sth->execute($parent_id_tmp);
 164         my $res = $sth->fetchrow_hashref;
 165         if ( $res->{'budget_parent_id'} == $budget_id ) {
 166             return 1;
 167         }
 168         if ( not defined $res->{'budget_parent_id'} ) {
 169             return 0;
 170         }
 171         $parent_id_tmp = $res->{'budget_parent_id'};
 172     }
 173 }
 174
 175 # -------------------------------------------------------------------
 176 sub BudgetHasChildren {
 177     my ( $budget_id  ) = @_;
 178     my $dbh = C4::Context->dbh;
 179     my $sth = $dbh->prepare(qq|
 180        SELECT count(*) as sum FROM  aqbudgets
 181         WHERE budget_parent_id = ?   | );
 182     $sth->execute( $budget_id );
 183     my $sum = $sth->fetchrow_hashref;
 184     return $sum->{'sum'};
 185 }
 186
 187 # -------------------------------------------------------------------
 188 sub GetBudgetsPlanCell {
 189     my ( $cell, $period, $budget ) = @_;
 190     my ($actual, $sth);
 191     my $dbh = C4::Context->dbh;
 192     if ( $cell->{'authcat'} eq 'MONTHS' ) {
 193         # get the actual amount
 194         $sth = $dbh->prepare( qq|
 195
 196             SELECT SUM(ecost) AS actual FROM aqorders
 197                 WHERE    budget_id = ? AND
 198                 entrydate like "$cell->{'authvalue'}%"  |
 199         );
 200         $sth->execute( $cell->{'budget_id'} );
 201     } elsif ( $cell->{'authcat'} eq 'BRANCHES' ) {
 202         # get the actual amount
 203         $sth = $dbh->prepare( qq|
 204
 205             SELECT SUM(ecost) FROM aqorders
 206                 LEFT JOIN aqorders_items
 207                 ON (aqorders.ordernumber = aqorders_items.ordernumber)
 208                 LEFT JOIN items
 209                 ON (aqorders_items.itemnumber = items.itemnumber)
 210                 WHERE budget_id = ? AND homebranch = ? |          );
 211
 212         $sth->execute( $cell->{'budget_id'}, $cell->{'authvalue'} );
 213     } elsif ( $cell->{'authcat'} eq 'ITEMTYPES' ) {
 214         # get the actual amount
 215         $sth = $dbh->prepare(  qq|
 216
 217             SELECT SUM( ecost *  quantity) AS actual
 218                 FROM aqorders JOIN biblioitems
 219                 ON (biblioitems.biblionumber = aqorders.biblionumber )
 220                 WHERE aqorders.budget_id = ? and itemtype  = ? |
 221         );
 222         $sth->execute(  $cell->{'budget_id'},
 223                         $cell->{'authvalue'} );
 224     }
 225     # ELSE GENERIC ORDERS SORT1/SORT2 STAT COUNT.
 226     else {
 227         # get the actual amount
 228         $sth = $dbh->prepare( qq|
 229
 230         SELECT  SUM(ecost * quantity) AS actual
 231             FROM aqorders
 232             JOIN aqbudgets ON (aqbudgets.budget_id = aqorders.budget_id )
 233             WHERE  aqorders.budget_id = ? AND
 234                 ((aqbudgets.sort1_authcat = ? AND sort1 =?) OR
 235                 (aqbudgets.sort2_authcat = ? AND sort2 =?))    |
 236         );
 237         $sth->execute(  $cell->{'budget_id'},
 238                         $budget->{'sort1_authcat'},
 239                         $cell->{'authvalue'},
 240                         $budget->{'sort2_authcat'},
 241                         $cell->{'authvalue'}
 242         );
 243     }
 244     $actual = $sth->fetchrow_array;
 245
 246     # get the estimated amount
 247     $sth = $dbh->prepare( qq|
 248
 249         SELECT estimated_amount AS estimated, display FROM aqbudgets_planning
 250             WHERE budget_period_id = ? AND
 251                 budget_id = ? AND
 252                 authvalue = ? AND
 253                 authcat = ?         |
 254     );
 255     $sth->execute(  $cell->{'budget_period_id'},
 256                     $cell->{'budget_id'},
 257                     $cell->{'authvalue'},
 258                     $cell->{'authcat'},
 259     );
 260
 261
 262     my $res  = $sth->fetchrow_hashref;
 263   #  my $display = $res->{'display'};
 264     my $estimated = $res->{'estimated'};
 265
 266
 267     return $actual, $estimated;
 268 }
 269
 270 # -------------------------------------------------------------------
 271 sub ModBudgetPlan {
 272     my ( $budget_plan, $budget_period_id, $authcat ) = @_;
 273     my $dbh = C4::Context->dbh;
 274     foreach my $buds (@$budget_plan) {
 275         my $lines = $buds->{lines};
 276         my $sth = $dbh->prepare( qq|
 277                 DELETE FROM aqbudgets_planning
 278                     WHERE   budget_period_id   = ? AND
 279                             budget_id   = ? AND
 280                             authcat            = ? |
 281         );
 282     #delete a aqplan line of cells, then insert new cells,
 283     # these could be UPDATES rather than DEL/INSERTS...
 284         $sth->execute( $budget_period_id,  $lines->[0]{budget_id}   , $authcat );
 285
 286         foreach my $cell (@$lines) {
 287             my $sth = $dbh->prepare( qq|
 288
 289                 INSERT INTO aqbudgets_planning
 290                      SET   budget_id     = ?,
 291                      budget_period_id  = ?,
 292                      authcat          = ?,
 293                      estimated_amount  = ?,
 294                      authvalue       = ?  |
 295             );
 296             $sth->execute(
 297                             $cell->{'budget_id'},
 298                             $cell->{'budget_period_id'},
 299                             $cell->{'authcat'},
 300                             $cell->{'estimated_amount'},
 301                             $cell->{'authvalue'},
 302             );
 303         }
 304     }
 305 }
 306
 307 # -------------------------------------------------------------------
 308 sub GetBudgetSpent {
 309         my ($budget_id) = @_;
 310         my $dbh = C4::Context->dbh;
 311         my $sth = $dbh->prepare(qq|
 312         SELECT SUM( COALESCE(unitprice, ecost) * quantity ) AS sum FROM aqorders
 313             WHERE budget_id = ? AND
 314             quantityreceived > 0 AND
 315             datecancellationprinted IS NULL
 316     |);
 317
 318         $sth->execute($budget_id);
 319         my $sum =  $sth->fetchrow_array;
 320         return $sum;
 321 }
 322
 323 # -------------------------------------------------------------------
 324 sub GetBudgetOrdered {
 325         my ($budget_id) = @_;
 326         my $dbh = C4::Context->dbh;
 327         my $sth = $dbh->prepare(qq|
 328         SELECT SUM(ecost *  quantity) AS sum FROM aqorders
 329             WHERE budget_id = ? AND
 330             quantityreceived = 0 AND
 331             datecancellationprinted IS NULL
 332     |);
 333
 334         $sth->execute($budget_id);
 335         my $sum =  $sth->fetchrow_array;
 336         return $sum;
 337 }
 338
 339 # -------------------------------------------------------------------
 340 sub GetBudgetAuthCats  {
 341     my ($budget_period_id) = shift;
 342     # now, populate the auth_cats_loop used in the budget planning button
 343     # we must retrieve all auth values used by at least one budget
 344     my $dbh = C4::Context->dbh;
 345     my $sth=$dbh->prepare("SELECT sort1_authcat,sort2_authcat FROM aqbudgets WHERE budget_period_id=?");
 346     $sth->execute($budget_period_id);
 347     my %authcats;
 348     while (my ($sort1_authcat,$sort2_authcat) = $sth->fetchrow) {
 349         $authcats{$sort1_authcat}=1;
 350         $authcats{$sort2_authcat}=1;
 351     }
 352     my @auth_cats_loop;
 353     foreach (sort keys %authcats) {
 354         push @auth_cats_loop,{ authcat => $_ };
 355     }
 356     return \@auth_cats_loop;
 357 }
 358
 359 # -------------------------------------------------------------------
 360 sub GetAuthvalueDropbox {
 361     my ( $authcat, $default ) = @_;
 362     my $dbh = C4::Context->dbh;
 363     my $sth = $dbh->prepare(
 364         'SELECT authorised_value,lib FROM authorised_values
 365         WHERE category = ? ORDER BY lib'
 366     );
 367     $sth->execute( $authcat );
 368     my $option_list = [];
 369     my @authorised_values = ( q{} );
 370     while (my ($value, $lib) = $sth->fetchrow_array) {
 371         push @{$option_list}, {
 372             value => $value,
 373             label => $lib,
 374             default => ($default eq $value),
 375         };
 376     }
 377
 378     if ( @{$option_list} ) {
 379         return $option_list;
 380     }
 381     return;
 382 }
 383
 384 # -------------------------------------------------------------------
 385 sub GetBudgetPeriods {
 386         my ($filters,$orderby) = @_;
 387     return SearchInTable("aqbudgetperiods",$filters, $orderby, undef,undef, undef, "wide");
 388 }
 389 # -------------------------------------------------------------------
 390 sub GetBudgetPeriod {
 391         my ($budget_period_id) = @_;
 392         my $dbh = C4::Context->dbh;
 393         ## $total = number of records linked to the record that must be deleted
 394         my $total = 0;
 395         ## get information about the record that will be deleted
 396         my $sth;
 397         if ($budget_period_id) {
 398                 $sth = $dbh->prepare( qq|
 399               SELECT      *
 400                 FROM aqbudgetperiods
 401                 WHERE budget_period_id=? |
 402                 );
 403                 $sth->execute($budget_period_id);
 404         } else {         # ACTIVE BUDGET
 405                 $sth = $dbh->prepare(qq|
 406                           SELECT      *
 407                 FROM aqbudgetperiods
 408                 WHERE budget_period_active=1 |
 409                 );
 410                 $sth->execute();
 411         }
 412         my $data = $sth->fetchrow_hashref;
 413         return $data;
 414 }
 415
 416 # -------------------------------------------------------------------
 417 sub DelBudgetPeriod{
 418         my ($budget_period_id) = @_;
 419         my $dbh = C4::Context->dbh;
 420           ; ## $total = number of records linked to the record that must be deleted
 421     my $total = 0;
 422
 423         ## get information about the record that will be deleted
 424         my $sth = $dbh->prepare(qq|
 425                 DELETE
 426          FROM aqbudgetperiods
 427          WHERE budget_period_id=? |
 428         );
 429         return $sth->execute($budget_period_id);
 430 }
 431
 432 # -------------------------------------------------------------------
 433 sub ModBudgetPeriod {
 434         my ($budget_period_information) = @_;
 435         return UpdateInTable("aqbudgetperiods",$budget_period_information);
 436 }
 437
 438 # -------------------------------------------------------------------
 439 sub GetBudgetHierarchy {
 440     my ( $budget_period_id, $branchcode, $owner ) = @_;
 441     my @bind_params;
 442     my $dbh   = C4::Context->dbh;
 443     my $query = qq|
 444                     SELECT aqbudgets.*, aqbudgetperiods.budget_period_active
 445                     FROM aqbudgets
 446                     JOIN aqbudgetperiods USING (budget_period_id)|;
 447
 448         my @where_strings;
 449     # show only period X if requested
 450     if ($budget_period_id) {
 451         push @where_strings," aqbudgets.budget_period_id = ?";
 452         push @bind_params, $budget_period_id;
 453     }
 454         # show only budgets owned by me, my branch or everyone
 455     if ($owner) {
 456         if ($branchcode) {
 457             push @where_strings,
 458             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="")))};
 459             push @bind_params, ( $owner, $branchcode );
 460         } else {
 461             push @where_strings, ' (budget_owner_id = ? OR budget_owner_id IS NULL or budget_owner_id ="") ';
 462             push @bind_params, $owner;
 463         }
 464     } else {
 465         if ($branchcode) {
 466             push @where_strings," (budget_branchcode =? or budget_branchcode is NULL)";
 467             push @bind_params, $branchcode;
 468         }
 469     }
 470         $query.=" WHERE ".join(' AND ', @where_strings) if @where_strings;
 471         $debug && warn $query,join(",",@bind_params);
 472         my $sth = $dbh->prepare($query);
 473         $sth->execute(@bind_params);
 474         my $results = $sth->fetchall_arrayref({});
 475         my @res     = @$results;
 476         my $i = 0;
 477         while (1) {
 478                 my $depth_cnt = 0;
 479                 foreach my $r (@res) {
 480                         my @child;
 481                         # look for children
 482                         $r->{depth} = '0' if !defined $r->{budget_parent_id};
 483                         foreach my $r2 (@res) {
 484                                 if (defined $r2->{budget_parent_id}
 485                                         && $r2->{budget_parent_id} == $r->{budget_id}) {
 486                                         push @child, $r2->{budget_id};
 487                                         $r2->{depth} = ($r->{depth} + 1) if defined $r->{depth};
 488                                 }
 489                         }
 490                         $r->{child} = \@child if scalar @child > 0;    # add the child
 491                         $depth_cnt++ if !defined $r->{'depth'};
 492                 }
 493                 last if ($depth_cnt == 0 || $i == 100);
 494                 $i++;
 495         }
 496
 497         # look for top parents 1st
 498         my (@sort, $depth_count);
 499         ($i, $depth_count) = 0;
 500         while (1) {
 501                 my $children = 0;
 502                 foreach my $r (@res) {
 503                         if ($r->{depth} == $depth_count) {
 504                                 $children++ if (ref $r->{child} eq 'ARRAY');
 505
 506                                 # find the parent id element_id and insert it after
 507                                 my $i2 = 0;
 508                                 my $parent;
 509                                 if ($depth_count > 0) {
 510
 511                                         # add indent
 512                                         my $depth = $r->{depth} * 2;
 513                                         $r->{budget_code_indent} = $r->{budget_code};
 514                                         $r->{budget_name_indent} = $r->{budget_name};
 515                                         foreach my $r3 (@sort) {
 516                                                 if ($r3->{budget_id} == $r->{budget_parent_id}) {
 517                                                         $parent = $i2;
 518                                                         last;
 519                                                 }
 520                                                 $i2++;
 521                                         }
 522                                 } else {
 523                                         $r->{budget_code_indent} = $r->{budget_code};
 524                                         $r->{budget_name_indent} = $r->{budget_name};
 525                                 }
 526
 527                                 if (defined $parent) {
 528                                         splice @sort, ($parent + 1), 0, $r;
 529                                 } else {
 530                                         push @sort, $r;
 531                                 }
 532                         }
 533
 534                         $i++;
 535                 }    # --------------foreach
 536                 $depth_count++;
 537                 last if $children == 0;
 538         }
 539
 540 # add budget-percent and allocation, and flags for html-template
 541         foreach my $r (@sort) {
 542                 my $subs_href = $r->{'child'};
 543         my @subs_arr = ();
 544         if ( defined $subs_href ) {
 545             @subs_arr = @{$subs_href};
 546         }
 547
 548         my $moo = $r->{'budget_code_indent'};
 549         $moo =~ s/\ /\&nbsp\;/g;
 550         $r->{'budget_code_indent'} =  $moo;
 551
 552         $moo = $r->{'budget_name_indent'};
 553         $moo =~ s/\ /\&nbsp\;/g;
 554         $r->{'budget_name_indent'} = $moo;
 555
 556         $r->{'budget_spent'}       = GetBudgetSpent( $r->{'budget_id'} );
 557
 558         $r->{'budget_amount_total'} =  $r->{'budget_amount'};
 559
 560         # foreach sub-levels
 561         my $unalloc_count ;
 562
 563                 foreach my $sub (@subs_arr) {
 564                         my $sub_budget = GetBudget($sub);
 565
 566                         $r->{budget_spent_sublevel} +=    GetBudgetSpent( $sub_budget->{'budget_id'} );
 567                         $unalloc_count +=   $sub_budget->{'budget_amount'};
 568                 }
 569         }
 570         return \@sort;
 571 }
 572
 573 # -------------------------------------------------------------------
 574
 575 sub AddBudget {
 576     my ($budget) = @_;
 577         return InsertInTable("aqbudgets",$budget);
 578 }
 579
 580 # -------------------------------------------------------------------
 581 sub ModBudget {
 582     my ($budget) = @_;
 583         return UpdateInTable("aqbudgets",$budget);
 584 }
 585
 586 # -------------------------------------------------------------------
 587 sub DelBudget {
 588         my ($budget_id) = @_;
 589         my $dbh         = C4::Context->dbh;
 590         my $sth         = $dbh->prepare("delete from aqbudgets where budget_id=?");
 591         my $rc          = $sth->execute($budget_id);
 592         return $rc;
 593 }
 594
 595
 596 =head2 GetBudget
 597
 598   &GetBudget($budget_id);
 599
 600 get a specific budget
 601
 602 =cut
 603
 604 # -------------------------------------------------------------------
 605 sub GetBudget {
 606     my ( $budget_id ) = @_;
 607     my $dbh = C4::Context->dbh;
 608     my $query = "
 609         SELECT *
 610         FROM   aqbudgets
 611         WHERE  budget_id=?
 612         ";
 613     my $sth = $dbh->prepare($query);
 614     $sth->execute( $budget_id );
 615     my $result = $sth->fetchrow_hashref;
 616     return $result;
 617 }
 618
 619 =head2 GetChildBudgetsSpent
 620
 621   &GetChildBudgetsSpent($budget-id);
 622
 623 gets the total spent of the level and sublevels of $budget_id
 624
 625 =cut
 626
 627 # -------------------------------------------------------------------
 628 sub GetChildBudgetsSpent {
 629     my ( $budget_id ) = @_;
 630     my $dbh = C4::Context->dbh;
 631     my $query = "
 632         SELECT *
 633         FROM   aqbudgets
 634         WHERE  budget_parent_id=?
 635         ";
 636     my $sth = $dbh->prepare($query);
 637     $sth->execute( $budget_id );
 638     my $result = $sth->fetchall_arrayref({});
 639     my $total_spent = GetBudgetSpent($budget_id);
 640     if ($result){
 641         $total_spent += GetChildBudgetsSpent($_->{"budget_id"}) foreach @$result;
 642     }
 643     return $total_spent;
 644 }
 645
 646 =head2 GetBudgets
 647
 648   &GetBudgets($filter, $order_by);
 649
 650 gets all budgets
 651
 652 =cut
 653
 654 # -------------------------------------------------------------------
 655 sub GetBudgets {
 656     my ($filters,$orderby) = @_;
 657     return SearchInTable("aqbudgets",$filters, $orderby, undef,undef, undef, "wide");
 658 }
 659
 660 =head2 GetBudgetUsers
 661
 662     my @borrowernumbers = &GetBudgetUsers($budget_id);
 663
 664 Return the list of borrowernumbers linked to a budget
 665
 666 =cut
 667
 668 sub GetBudgetUsers {
 669     my ($budget_id) = @_;
 670
 671     my $dbh = C4::Context->dbh;
 672     my $query = qq{
 673         SELECT borrowernumber
 674         FROM aqbudgetborrowers
 675         WHERE budget_id = ?
 676     };
 677     my $sth = $dbh->prepare($query);
 678     $sth->execute($budget_id);
 679
 680     my @borrowernumbers;
 681     while (my ($borrowernumber) = $sth->fetchrow_array) {
 682         push @borrowernumbers, $borrowernumber
 683     }
 684
 685     return @borrowernumbers;
 686 }
 687
 688 =head2 ModBudgetUsers
 689
 690     &ModBudgetUsers($budget_id, @borrowernumbers);
 691
 692 Modify the list of borrowernumbers linked to a budget
 693
 694 =cut
 695
 696 sub ModBudgetUsers {
 697     my ($budget_id, @budget_users_id) = @_;
 698
 699     return unless $budget_id;
 700
 701     my $dbh = C4::Context->dbh;
 702     my $query = "DELETE FROM aqbudgetborrowers WHERE budget_id = ?";
 703     my $sth = $dbh->prepare($query);
 704     $sth->execute($budget_id);
 705
 706     $query = qq{
 707         INSERT INTO aqbudgetborrowers (budget_id, borrowernumber)
 708         VALUES (?,?)
 709     };
 710     $sth = $dbh->prepare($query);
 711     foreach my $borrowernumber (@budget_users_id) {
 712         next unless $borrowernumber;
 713         $sth->execute($budget_id, $borrowernumber);
 714     }
 715 }
 716
 717 sub CanUserUseBudget {
 718     my ($borrower, $budget, $userflags) = @_;
 719
 720     if (not ref $borrower) {
 721         $borrower = C4::Members::GetMember(borrowernumber => $borrower);
 722     }
 723     if (not ref $budget) {
 724         $budget = GetBudget($budget);
 725     }
 726
 727     return 0 unless ($borrower and $budget);
 728
 729     if (not defined $userflags) {
 730         $userflags = C4::Auth::getuserflags($borrower->{flags},
 731             $borrower->{userid});
 732     }
 733
 734     unless ($userflags->{superlibrarian}
 735     || (ref $userflags->{acquisition}
 736         && $userflags->{acquisition}->{budget_manage_all})
 737     || (!ref $userflags->{acquisition} && $userflags->{acquisition}))
 738     {
 739         if (not exists $userflags->{acquisition}) {
 740             return 0;
 741         }
 742
 743         if (!ref $userflags->{acquisition} && !$userflags->{acquisition}) {
 744             return 0;
 745         }
 746
 747         # Budget restricted to owner
 748         if ($budget->{budget_permission} == 1
 749         && $budget->{budget_owner_id}
 750         && $budget->{budget_owner_id} != $borrower->{borrowernumber}) {
 751             return 0;
 752         }
 753
 754         my @budget_users = GetBudgetUsers($budget->{budget_id});
 755
 756         # Budget restricted to owner, users and library
 757         if ($budget->{budget_permission} == 2
 758         && $budget->{budget_owner_id}
 759         && $budget->{budget_owner_id} != $borrower->{borrowernumber}
 760         && (0 == grep {$borrower->{borrowernumber} == $_} @budget_users)
 761         && defined $budget->{budget_branchcode}
 762         && $budget->{budget_branchcode} ne C4::Context->userenv->{branch}) {
 763             return 0;
 764         }
 765
 766         # Budget restricted to owner and users
 767         if ($budget->{budget_permission} == 3
 768         && $budget->{budget_owner_id}
 769         && $budget->{budget_owner_id} != $borrower->{borrowernumber}
 770         && (0 == grep {$borrower->{borrowernumber} == $_} @budget_users)) {
 771             return 0;
 772         }
 773     }
 774
 775     return 1;
 776 }
 777
 778 sub CanUserModifyBudget {
 779     my ($borrower, $budget, $userflags) = @_;
 780
 781     if (not ref $borrower) {
 782         $borrower = C4::Members::GetMember(borrowernumber => $borrower);
 783     }
 784     if (not ref $budget) {
 785         $budget = GetBudget($budget);
 786     }
 787
 788     return 0 unless ($borrower and $budget);
 789
 790     if (not defined $userflags) {
 791         $userflags = C4::Auth::getuserflags($borrower->{flags},
 792             $borrower->{userid});
 793     }
 794
 795     unless ($userflags->{superlibrarian}
 796     || (ref $userflags->{acquisition}
 797         && $userflags->{acquisition}->{budget_manage_all})
 798     || (!ref $userflags->{acquisition} && $userflags->{acquisition}))
 799     {
 800         if (!CanUserUseBudget($borrower, $budget, $userflags)) {
 801             return 0;
 802         }
 803
 804         if (ref $userflags->{acquisition}
 805         && !$userflags->{acquisition}->{budget_modify}) {
 806             return 0;
 807         }
 808     }
 809
 810     return 1;
 811 }
 812
 813 # -------------------------------------------------------------------
 814
 815 =head2 GetCurrencies
 816
 817   @currencies = &GetCurrencies;
 818
 819 Returns the list of all known currencies.
 820
 821 C<$currencies> is a array; its elements are references-to-hash, whose
 822 keys are the fields from the currency table in the Koha database.
 823
 824 =cut
 825
 826 sub GetCurrencies {
 827     my $dbh   = C4::Context->dbh;
 828     my $query = "
 829         SELECT *
 830         FROM   currency
 831     ";
 832     my $sth = $dbh->prepare($query);
 833     $sth->execute;
 834     my @results = ();
 835     while ( my $data = $sth->fetchrow_hashref ) {
 836         push( @results, $data );
 837     }
 838     return @results;
 839 }
 840
 841 # -------------------------------------------------------------------
 842
 843 sub GetCurrency {
 844     my $dbh   = C4::Context->dbh;
 845     my $query = "
 846         SELECT * FROM currency where active = '1'    ";
 847     my $sth = $dbh->prepare($query);
 848     $sth->execute;
 849     my $r = $sth->fetchrow_hashref;
 850     return $r;
 851 }
 852
 853 =head2 ModCurrencies
 854
 855 &ModCurrencies($currency, $newrate);
 856
 857 Sets the exchange rate for C<$currency> to be C<$newrate>.
 858
 859 =cut
 860
 861 sub ModCurrencies {
 862     my ( $currency, $rate ) = @_;
 863     my $dbh   = C4::Context->dbh;
 864     my $query = qq|
 865         UPDATE currency
 866         SET    rate=?
 867         WHERE  currency=? |;
 868     my $sth = $dbh->prepare($query);
 869     $sth->execute( $rate, $currency );
 870 }
 871
 872 # -------------------------------------------------------------------
 873
 874 =head2 ConvertCurrency
 875
 876   $foreignprice = &ConvertCurrency($currency, $localprice);
 877
 878 Converts the price C<$localprice> to foreign currency C<$currency> by
 879 dividing by the exchange rate, and returns the result.
 880
 881 If no exchange rate is found, e is one to one.
 882
 883 =cut
 884
 885 sub ConvertCurrency {
 886     my ( $currency, $price ) = @_;
 887     my $dbh   = C4::Context->dbh;
 888     my $query = "
 889         SELECT rate
 890         FROM   currency
 891         WHERE  currency=?
 892     ";
 893     my $sth = $dbh->prepare($query);
 894     $sth->execute($currency);
 895     my $cur = ( $sth->fetchrow_array() )[0];
 896     unless ($cur) {
 897         $cur = 1;
 898     }
 899     return ( $price / $cur );
 900 }
 901
 902 =head2 _columns
 903
 904 returns an array containing fieldname followed by PRI as value if PRIMARY Key
 905
 906 =cut
 907
 908 sub _columns(;$) {
 909         my $tablename=shift||"aqbudgets";
 910     return @{C4::Context->dbh->selectcol_arrayref("SHOW columns from $tablename",{Columns=>[1,4]})};
 911 }
 912
 913 sub _filter_fields{
 914         my $budget=shift;
 915         my $tablename=shift;
 916     my @keys;
 917         my @values;
 918         my %columns= _columns($tablename);
 919         #Filter Primary Keys of table
 920     my $elements=join "|",grep {$columns{$_} ne "PRI"} keys %columns;
 921         foreach my $field (grep {/\b($elements)\b/} keys %$budget){
 922                 $$budget{$field}=format_date_in_iso($$budget{$field}) if ($field=~/date/ && $$budget{$field} !~C4::Dates->regexp("iso"));
 923                 my $strkeys= " $field = ? ";
 924                 if ($field=~/branch/){
 925                         $strkeys="( $strkeys OR $field='' OR $field IS NULL) ";
 926                 }
 927                 push @values, $$budget{$field};
 928                 push @keys, $strkeys;
 929         }
 930         return (\@keys,\@values);
 931 }
 932
 933 END { }    # module clean-up code here (global destructor)
 934
 935 1;
 936 __END__
 937
 938 =head1 AUTHOR
 939
 940 Koha Development Team <http://koha-community.org/>
 941
 942 =cut