C4/Bull.pm

   1 package C4::Bull; #assumes C4/Bull.pm
   2
   3
   4 # Copyright 2000-2002 Katipo Communications
   5 #
   6 # This file is part of Koha.
   7 #
   8 # Koha is free software; you can redistribute it and/or modify it under the
   9 # terms of the GNU General Public License as published by the Free Software
  10 # Foundation; either version 2 of the License, or (at your option) any later
  11 # version.
  12 #
  13 # Koha is distributed in the hope that it will be useful, but WITHOUT ANY
  14 # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
  15 # A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License along with
  18 # Koha; if not, write to the Free Software Foundation, Inc., 59 Temple Place,
  19 # Suite 330, Boston, MA  02111-1307 USA
  20
  21 use strict;
  22 use C4::Date;
  23 use Date::Manip;
  24 use C4::Suggestions;
  25 require Exporter;
  26
  27 use vars qw($VERSION @ISA @EXPORT @EXPORT_OK %EXPORT_TAGS);
  28
  29 # set the version for version checking
  30 $VERSION = 0.01;
  31
  32 =head1 NAME
  33
  34 C4::Bull - Give functions for serializing.
  35
  36 =head1 SYNOPSIS
  37
  38   use C4::Bull;
  39
  40 =head1 DESCRIPTION
  41
  42 Give all XYZ functions
  43
  44 =cut
  45
  46 @ISA = qw(Exporter);
  47 @EXPORT = qw(&newsubscription &modsubscription &delsubscription &getsubscriptions &getsubscription
  48                         &getsubscriptionfrombiblionumber &get_subscription_list_from_biblionumber
  49                         &modsubscriptionhistory
  50                         &getserials &serialchangestatus
  51                         &Find_Next_Date, &Get_Next_Seq
  52                         &hassubscriptionexpired &subscriptionexpirationdate &subscriptionrenew
  53                         &getSupplierListWithLateIssues &GetLateIssues);
  54
  55 sub getSupplierListWithLateIssues {
  56         my $dbh = C4::Context->dbh;
  57         my $sth = $dbh->prepare("SELECT DISTINCT id, name
  58                                                         FROM subscription, serial
  59                                                         LEFT JOIN aqbooksellers ON subscription.aqbooksellerid = aqbooksellers.id
  60                                                         WHERE subscription.subscriptionid = serial.subscriptionid AND
  61                                                         (planneddate < now( ) OR serial.STATUS = 3)
  62                                                         ");
  63         $sth->execute;
  64         my %supplierlist;
  65         while (my ($id,$name) = $sth->fetchrow) {
  66                 $supplierlist{$id} = $name;
  67         }
  68         return %supplierlist;
  69 }
  70 sub GetLateIssues {
  71         my ($supplierid) = @_;
  72         my $dbh = C4::Context->dbh;
  73         my $sth;
  74         if ($supplierid) {
  75                 $sth = $dbh->prepare("SELECT name,title,planneddate,serialseq,serial.subscriptionid
  76                                                         FROM subscription, serial, biblio
  77                                                         LEFT JOIN aqbooksellers ON subscription.aqbooksellerid = aqbooksellers.id
  78                                                         WHERE subscription.subscriptionid = serial.subscriptionid AND
  79                                                         ((planneddate < now() and serial.STATUS =1) OR serial.STATUS = 3) and
  80                                                         subscription.aqbooksellerid=$supplierid and
  81                                                         biblio.biblionumber = subscription.biblionumber
  82                                                         ");
  83         } else {
  84                 $sth = $dbh->prepare("SELECT name,title,planneddate,serialseq,serial.subscriptionid
  85                                                         FROM subscription, serial, biblio
  86                                                         LEFT JOIN aqbooksellers ON subscription.aqbooksellerid = aqbooksellers.id
  87                                                         WHERE subscription.subscriptionid = serial.subscriptionid AND
  88                                                         ((planneddate < now() and serial.STATUS <=3) OR serial.STATUS = 3) and
  89                                                         biblio.biblionumber = subscription.biblionumber
  90                                                         ");
  91         }
  92         $sth->execute;
  93         my @issuelist;
  94         my $last_title;
  95         while (my $line = $sth->fetchrow_hashref) {
  96                 $line->{title} = "" if $line->{title} eq $last_title;
  97                 $last_title = $line->{title} if ($line->{title});
  98                 $line->{planneddate} = format_date($line->{planneddate});
  99                 push @issuelist,$line;
 100         }
 101         return @issuelist;
 102 }
 103 sub newsubscription {
 104         my ($auser,$aqbooksellerid,$cost,$aqbudgetid,$biblionumber,
 105                 $startdate,$periodicity,$dow,$numberlength,$weeklength,$monthlength,
 106                 $add1,$every1,$whenmorethan1,$setto1,$lastvalue1,
 107                 $add2,$every2,$whenmorethan2,$setto2,$lastvalue2,
 108                 $add3,$every3,$whenmorethan3,$setto3,$lastvalue3,
 109                 $numberingmethod, $status, $notes) = @_;
 110         my $dbh = C4::Context->dbh;
 111         #save subscription
 112         my $sth=$dbh->prepare("insert into subscription (librarian,aqbooksellerid,cost,aqbudgetid,biblionumber,
 113                                                         startdate,periodicity,dow,numberlength,weeklength,monthlength,
 114                                                         add1,every1,whenmorethan1,setto1,lastvalue1,
 115                                                         add2,every2,whenmorethan2,setto2,lastvalue2,
 116                                                         add3,every3,whenmorethan3,setto3,lastvalue3,
 117                                                         numberingmethod, status, notes) values
 118                                                         (?,?,?,?,?,?,?,?,?,
 119                                                          ?,?,?,?,?,?,?,?,?,?,
 120                                                          ?,?,?,?,?,?,?,?,?,?)");
 121         $sth->execute($auser,$aqbooksellerid,$cost,$aqbudgetid,$biblionumber,
 122                                         format_date_in_iso($startdate),$periodicity,$dow,$numberlength,$weeklength,$monthlength,
 123                                         $add1,$every1,$whenmorethan1,$setto1,$lastvalue1,
 124                                         $add2,$every2,$whenmorethan2,$setto2,$lastvalue2,
 125                                         $add3,$every3,$whenmorethan3,$setto3,$lastvalue3,
 126                                         $numberingmethod, $status, $notes);
 127         #then create the 1st waited number
 128         my $subscriptionid = $dbh->{'mysql_insertid'};
 129         $sth = $dbh->prepare("insert into subscriptionhistory (biblionumber, subscriptionid, histstartdate, enddate, missinglist, recievedlist, opacnote, librariannote) values (?,?,?,?,?,?,?,?)");
 130         $sth->execute($biblionumber, $subscriptionid, format_date_in_iso($startdate), 0, "", "", "", $notes);
 131         # reread subscription to get a hash (for calculation of the 1st issue number)
 132         $sth = $dbh->prepare("select * from subscription where subscriptionid = ? ");
 133         $sth->execute($subscriptionid);
 134         my $val = $sth->fetchrow_hashref;
 135
 136         # calculate issue number
 137         my $serialseq = Get_Seq($val);
 138         $sth = $dbh->prepare("insert into serial (serialseq,subscriptionid,biblionumber,status, planneddate) values (?,?,?,?,?)");
 139         $sth->execute($serialseq, $subscriptionid, $val->{'biblionumber'}, 1, format_date_in_iso($startdate));
 140         return $subscriptionid;
 141 }
 142 sub getsubscription {
 143         my ($subscriptionid) = @_;
 144         my $dbh = C4::Context->dbh;
 145         my $sth = $dbh->prepare('select subscription.*,subscriptionhistory.*,aqbudget.bookfundid,aqbooksellers.name as aqbooksellername,biblio.title as bibliotitle
 146                                                         from subscription
 147                                                         left join subscriptionhistory on subscription.subscriptionid=subscriptionhistory.subscriptionid
 148                                                         left join aqbudget on subscription.aqbudgetid=aqbudget.aqbudgetid
 149                                                         left join aqbooksellers on subscription.aqbooksellerid=aqbooksellers.id
 150                                                         left join biblio on biblio.biblionumber=subscription.biblionumber
 151                                                         where subscription.subscriptionid = ?');
 152         $sth->execute($subscriptionid);
 153         my $subs = $sth->fetchrow_hashref;
 154         return $subs;
 155 }
 156
 157 sub getsubscriptionfrombiblionumber {
 158         my ($biblionumber) = @_;
 159         my $dbh = C4::Context->dbh;
 160         my $sth = $dbh->prepare('select count(*) from subscription where biblionumber=?');
 161         $sth->execute($biblionumber);
 162         my $subscriptionsnumber = $sth->fetchrow;
 163         return $subscriptionsnumber;
 164 }
 165
 166 sub get_subscription_list_from_biblionumber {
 167         my ($biblionumber) = @_;
 168         my $dbh = C4::Context->dbh;
 169         my $sth = $dbh->prepare('select subscription.*,subscriptionhistory.*,aqbudget.bookfundid,aqbooksellers.name as aqbooksellername,biblio.title as bibliotitle
 170                                                         from subscription
 171                                                         left join subscriptionhistory on subscription.subscriptionid=subscriptionhistory.subscriptionid
 172                                                         left join aqbudget on subscription.aqbudgetid=aqbudget.aqbudgetid
 173                                                         left join aqbooksellers on subscription.aqbooksellerid=aqbooksellers.id
 174                                                         left join biblio on biblio.biblionumber=subscription.biblionumber
 175                                                         where subscription.biblionumber = ?');
 176         $sth->execute($biblionumber);
 177         my @res;
 178         while (my $subs = $sth->fetchrow_hashref) {
 179                 $subs->{'startdate'} = format_date($subs->{'startdate'});
 180                 push @res,$subs;
 181         }
 182         return \@res;
 183 }
 184
 185
 186 sub modsubscription {
 187         my ($auser,$aqbooksellerid,$cost,$aqbudgetid,$startdate,
 188                                         $periodicity,$dow,$numberlength,$weeklength,$monthlength,
 189                                         $add1,$every1,$whenmorethan1,$setto1,$lastvalue1,$innerloop1,
 190                                         $add2,$every2,$whenmorethan2,$setto2,$lastvalue2,$innerloop2,
 191                                         $add3,$every3,$whenmorethan3,$setto3,$lastvalue3,$innerloop3,
 192                                         $numberingmethod, $status, $biblionumber, $notes, $subscriptionid)= @_;
 193         my $dbh = C4::Context->dbh;
 194         my $sth=$dbh->prepare("update subscription set librarian=?, aqbooksellerid=?,cost=?,aqbudgetid=?,startdate=?,
 195                                                  periodicity=?,dow=?,numberlength=?,weeklength=?,monthlength=?,
 196                                                 add1=?,every1=?,whenmorethan1=?,setto1=?,lastvalue1=?,innerloop1=?,
 197                                                 add2=?,every2=?,whenmorethan2=?,setto2=?,lastvalue2=?,innerloop2=?,
 198                                                 add3=?,every3=?,whenmorethan3=?,setto3=?,lastvalue3=?,innerloop3=?,
 199                                                 numberingmethod=?, status=?, biblionumber=?, notes=? where subscriptionid = ?");
 200         $sth->execute($auser,$aqbooksellerid,$cost,$aqbudgetid,$startdate,
 201                                         $periodicity,$dow,$numberlength,$weeklength,$monthlength,
 202                                         $add1,$every1,$whenmorethan1,$setto1,$lastvalue1,$innerloop1,
 203                                         $add2,$every2,$whenmorethan2,$setto2,$lastvalue2,$innerloop2,
 204                                         $add3,$every3,$whenmorethan3,$setto3,$lastvalue3,$innerloop3,
 205                                         $numberingmethod, $status, $biblionumber, $notes, $subscriptionid);
 206         $sth->finish;
 207
 208 }
 209
 210 sub delsubscription {
 211         my ($subscriptionid) = @_;
 212         # check again there is only one issue (the subscription is new)
 213         my ($totalissues) = getserials($subscriptionid);
 214         if ($totalissues eq 1) {
 215                 my $dbh = C4::Context->dbh;
 216                 $subscriptionid=$dbh->quote($subscriptionid);
 217                 $dbh->do("delete from subscription where subscriptionid=$subscriptionid");
 218                 $dbh->do("delete from subscriptionhistory where subscriptionid=$subscriptionid");
 219                 $dbh->do("delete from serial where subscriptionid=$subscriptionid");
 220         }
 221 }
 222 sub getsubscriptions {
 223         my ($title,$ISSN,$biblionumber) = @_;
 224         return unless $title or $ISSN or $biblionumber;
 225         my $dbh = C4::Context->dbh;
 226         my $sth;
 227         if ($biblionumber) {
 228                 $sth = $dbh->prepare("select subscription.subscriptionid,biblio.title,biblioitems.issn,subscription.notes from subscription,biblio,biblioitems where  biblio.biblionumber = biblioitems.biblionumber and biblio.biblionumber=subscription.biblionumber and biblio.biblionumber=?");
 229                 $sth->execute($biblionumber);
 230         } else {
 231                 if ($ISSN and $title)
 232                 {
 233                         $sth = $dbh->prepare("select subscription.subscriptionid,biblio.title,biblioitems.issn,subscription.notes from subscription,biblio,biblioitems where  biblio.biblionumber = biblioitems.biblionumber and biblio.biblionumber=subscription.biblionumber and (biblio.title like ? or biblioitems.issn = ? )");
 234                         $sth->execute("%$title%",$ISSN);
 235                 }
 236                 else
 237                 {
 238                         if ($ISSN)
 239                         {
 240                                 $sth = $dbh->prepare("select subscription.subscriptionid,biblio.title,biblioitems.issn,subscription.notes from subscription,biblio,biblioitems where  biblio.biblionumber = biblioitems.biblionumber and biblio.biblionumber=subscription.biblionumber and biblioitems.issn = ?");
 241                                 $sth->execute($ISSN);
 242                         }
 243                         else
 244                         {
 245                                 $sth = $dbh->prepare("select subscription.subscriptionid,biblio.title,biblioitems.issn,subscription.notes from subscription,biblio,biblioitems where  biblio.biblionumber = biblioitems.biblionumber and
 246  biblio.biblionumber=subscription.biblionumber and biblio.title like ? ");
 247                                 $sth->execute("%$title%");
 248                         }
 249                 }
 250         }
 251                 my @results;
 252         while (my $line = $sth->fetchrow_hashref) {
 253                 push @results, $line;
 254         }
 255         return @results;
 256 }
 257
 258 sub modsubscriptionhistory {
 259         my ($subscriptionid,$histstartdate,$enddate,$recievedlist,$missinglist,$opacnote,$librariannote)=@_;
 260         my $dbh=C4::Context->dbh;
 261         my $sth = $dbh->prepare("update subscriptionhistory set histstartdate=?,enddate=?,recievedlist=?,missinglist=?,opacnote=?,librariannote=? where subscriptionid=?");
 262         $sth->execute($histstartdate,$enddate,$recievedlist,$missinglist,$opacnote,$librariannote,$subscriptionid);
 263 }
 264 # get every serial not arrived for a given subscription
 265 # as well as the number of issues registered in the database (all types)
 266 # this number is used to see if a subscription can be deleted (=it must have only 1 issue)
 267 sub getserials {
 268         my ($subscriptionid) = @_;
 269         my $dbh = C4::Context->dbh;
 270         # status = 2 is "arrived"
 271         my $sth=$dbh->prepare("select serialid,serialseq, status, planneddate from serial where subscriptionid = ? and status <>2 and status <>4");
 272         $sth->execute($subscriptionid);
 273         my @serials;
 274         while(my $line = $sth->fetchrow_hashref) {
 275                 $line->{"status".$line->{status}} = 1; # fills a "statusX" value, used for template status select list
 276                 $line->{"planneddate"} = format_date($line->{"planneddate"});
 277                 push @serials,$line;
 278         }
 279         $sth=$dbh->prepare("select count(*) from serial where subscriptionid=?");
 280         $sth->execute($subscriptionid);
 281         my ($totalissues) = $sth->fetchrow;
 282         return ($totalissues,@serials);
 283 }
 284
 285 sub serialchangestatus {
 286         my ($serialid,$serialseq,$planneddate,$status)=@_;
 287 #       warn "($serialid,$serialseq,$planneddate,$status)";
 288         # 1st, get previous status : if we change from "waited" to something else, then we will have to create a new "waited" entry
 289         my $dbh = C4::Context->dbh;
 290         my $sth = $dbh->prepare("select subscriptionid,status from serial where serialid=?");
 291         $sth->execute($serialid);
 292         my ($subscriptionid,$oldstatus) = $sth->fetchrow;
 293         # change status & update subscriptionhistory
 294         $sth = $dbh->prepare("update serial set serialseq=?,planneddate=?,status=? where serialid = ?");
 295         $sth->execute($serialseq,$planneddate,$status,$serialid);
 296         $sth = $dbh->prepare("select missinglist,recievedlist from subscriptionhistory where subscriptionid=?");
 297         $sth->execute($subscriptionid);
 298         my ($missinglist,$recievedlist) = $sth->fetchrow;
 299         if ($status eq 2) {
 300                 $recievedlist .= ",$serialseq";
 301         }
 302         if ($status eq 4) {
 303                 $missinglist .= ",$serialseq";
 304         }
 305         $sth=$dbh->prepare("update subscriptionhistory set recievedlist=?, missinglist=? where subscriptionid=?");
 306         $sth->execute($recievedlist,$missinglist,$subscriptionid);
 307         # create new waited entry if needed (ie : was a "waited" and has changed)
 308         if ($oldstatus eq 1 && $status ne 1) {
 309                 $sth = $dbh->prepare("select * from subscription where subscriptionid = ? ");
 310                 $sth->execute($subscriptionid);
 311                 my $val = $sth->fetchrow_hashref;
 312                 # next issue number
 313                 my ($newserialseq,$newlastvalue1,$newlastvalue2,$newlastvalue3,$newinnerloop1,$newinnerloop2,$newinnerloop3) = Get_Next_Seq($val);
 314                 # next date (calculated from actual date & frequency parameters)
 315                 my $nextplanneddate = Get_Next_Date($planneddate,$val);
 316                 $sth = $dbh->prepare("insert into serial (serialseq,subscriptionid,biblionumber,status, planneddate) values (?,?,?,?,?)");
 317                 $sth->execute($newserialseq, $subscriptionid, $val->{'biblionumber'}, 1, $nextplanneddate);
 318                 $sth = $dbh->prepare("update subscription set lastvalue1=?, lastvalue2=?,lastvalue3=?,
 319                                                                                                                 innerloop1=?,innerloop2=?,innerloop3=?
 320                                                                                                                 where subscriptionid = ?");
 321                 $sth->execute($newlastvalue1,$newlastvalue2,$newlastvalue3,$newinnerloop1,$newinnerloop2,$newinnerloop3,$subscriptionid);
 322         }
 323 }
 324
 325 sub Get_Next_Date(@) {
 326         my ($planneddate,$subscription) = @_;
 327         my $resultdate;
 328         if ($subscription->{periodicity} == 1) {
 329                 $resultdate=DateCalc($planneddate,"1 day");
 330         }
 331         if ($subscription->{periodicity} == 2) {
 332                 $resultdate=DateCalc($planneddate,"1 week");
 333         }
 334         if ($subscription->{periodicity} == 3) {
 335                 $resultdate=DateCalc($planneddate,"2 weeks");
 336         }
 337         if ($subscription->{periodicity} == 4) {
 338                 $resultdate=DateCalc($planneddate,"3 weeks");
 339         }
 340         if ($subscription->{periodicity} == 5) {
 341                 $resultdate=DateCalc($planneddate,"1 month");
 342         }
 343         if ($subscription->{periodicity} == 6) {
 344                 $resultdate=DateCalc($planneddate,"2 months");
 345         }
 346         if ($subscription->{periodicity} == 7) {
 347                 $resultdate=DateCalc($planneddate,"3 months");
 348         }
 349         if ($subscription->{periodicity} == 8) {
 350                 $resultdate=DateCalc($planneddate,"3 months");
 351         }
 352         if ($subscription->{periodicity} == 9) {
 353                 $resultdate=DateCalc($planneddate,"2 weeks");
 354         }
 355         if ($subscription->{periodicity} == 10) {
 356                 $resultdate=DateCalc($planneddate,"1 year");
 357         }
 358         if ($subscription->{periodicity} == 11) {
 359                 $resultdate=DateCalc($planneddate,"2 years");
 360         }
 361     return format_date_in_iso($resultdate);
 362 }
 363
 364 sub Get_Seq {
 365         my ($val) =@_;
 366         my $calculated = $val->{numberingmethod};
 367         my $x=$val->{'lastvalue1'};
 368         $calculated =~ s/\{X\}/$x/g;
 369         my $y=$val->{'lastvalue2'};
 370         $calculated =~ s/\{Y\}/$y/g;
 371         my $z=$val->{'lastvalue3'};
 372         $calculated =~ s/\{Z\}/$z/g;
 373         return $calculated;
 374 }
 375
 376 sub Get_Next_Seq {
 377         my ($val) =@_;
 378         my ($calculated,$newlastvalue1,$newlastvalue2,$newlastvalue3,$newinnerloop1,$newinnerloop2,$newinnerloop3);
 379         $calculated = $val->{numberingmethod};
 380         # calculate the (expected) value of the next issue recieved.
 381         $newlastvalue1 = $val->{lastvalue1};
 382         # check if we have to increase the new value.
 383         $newinnerloop1 = $val->{innerloop1}+1;
 384         $newinnerloop1=0 if ($newinnerloop1 >= $val->{every1});
 385         $newlastvalue1 += $val->{add1} if ($newinnerloop1<1); # <1 to be true when 0 or empty.
 386         $newlastvalue1=$val->{setto1} if ($newlastvalue1>$val->{whenmorethan1}); # reset counter if needed.
 387         $calculated =~ s/\{X\}/$newlastvalue1/g;
 388
 389         $newlastvalue2 = $val->{lastvalue2};
 390         # check if we have to increase the new value.
 391         $newinnerloop2 = $val->{innerloop2}+1;
 392         $newinnerloop2=0 if ($newinnerloop2 >= $val->{every2});
 393         $newlastvalue2 += $val->{add2} if ($newinnerloop2<1); # <1 to be true when 0 or empty.
 394         $newlastvalue2=$val->{setto2} if ($newlastvalue2>$val->{whenmorethan2}); # reset counter if needed.
 395         $calculated =~ s/\{Y\}/$newlastvalue2/g;
 396
 397         $newlastvalue3 = $val->{lastvalue3};
 398         # check if we have to increase the new value.
 399         $newinnerloop3 = $val->{innerloop3}+1;
 400         $newinnerloop3=0 if ($newinnerloop3 >= $val->{every3});
 401         $newlastvalue3 += $val->{add3} if ($newinnerloop3<1); # <1 to be true when 0 or empty.
 402         $newlastvalue3=$val->{setto3} if ($newlastvalue3>$val->{whenmorethan3}); # reset counter if needed.
 403         $calculated =~ s/\{Z\}/$newlastvalue3/g;
 404         return ($calculated,$newlastvalue1,$newlastvalue2,$newlastvalue3,$newinnerloop1,$newinnerloop2,$newinnerloop3);
 405 }
 406
 407 # the subscription has expired when the next issue to arrive is out of subscription limit.
 408 sub hassubscriptionexpired {
 409         my ($subscriptionid) = @_;
 410         my $dbh = C4::Context->dbh;
 411         my $subscription = getsubscription($subscriptionid);
 412         # we don't do the same test if the subscription is based on X numbers or on X weeks/months
 413         if ($subscription->{numberlength}) {
 414                 my $sth = $dbh->prepare("select count(*) from serial where subscriptionid=?  and planneddate>=?");
 415                 $sth->execute($subscriptionid,$subscription->{startdate});
 416                 my $res = $sth->fetchrow;
 417                 if ($subscription->{numberlength}>=$res) {
 418                         return 0;
 419                 } else {
 420                         return 1;
 421                 }
 422         } else {
 423                 #a little bit more tricky if based on X weeks/months : search if the latest issue waited is not after subscription startdate + duration
 424                 my $sth = $dbh->prepare("select max(planneddate) from serial where subscriptionid=?");
 425                 $sth->execute($subscriptionid);
 426                 my $res = ParseDate(format_date_in_iso($sth->fetchrow));
 427                 my $endofsubscriptiondate;
 428                 $endofsubscriptiondate = DateCalc(format_date_in_iso($subscription->{startdate}),$subscription->{monthlength}." months") if ($subscription->{monthlength});
 429                 $endofsubscriptiondate = DateCalc(format_date_in_iso($subscription->{startdate}),$subscription->{weeklength}." weeks") if ($subscription->{weeklength});
 430                 return 1 if ($res >= $endofsubscriptiondate);
 431                 return 0;
 432         }
 433 }
 434
 435 sub subscriptionexpirationdate {
 436         my ($subscriptionid) = @_;
 437         my $dbh = C4::Context->dbh;
 438         my $subscription = getsubscription($subscriptionid);
 439         my $enddate=$subscription->{startdate};
 440         # we don't do the same test if the subscription is based on X numbers or on X weeks/months
 441         if ($subscription->{numberlength}) {
 442                 #calculate the date of the last issue.
 443                 for (my $i=1;$i<=$subscription->{numberlength};$i++) {
 444                         $enddate = Get_Next_Date($enddate,$subscription);
 445                 }
 446         } else {
 447                 $enddate = DateCalc(format_date_in_iso($subscription->{startdate}),$subscription->{monthlength}." months") if ($subscription->{monthlength});
 448                 $enddate = DateCalc(format_date_in_iso($subscription->{startdate}),$subscription->{weeklength}." weeks") if ($subscription->{weeklength});
 449         }
 450 #       $enddate=format_date_in_iso($enddate);
 451 #       warn "END : $enddate";
 452         return $enddate;
 453 }
 454
 455 sub subscriptionrenew {
 456         my ($subscriptionid,$user,$startdate,$numberlength,$weeklength,$monthlength,$note) = @_;
 457         my $dbh = C4::Context->dbh;
 458         my $subscription = getsubscription($subscriptionid);
 459         my $sth = $dbh->prepare("select * from biblio,biblioitems where biblio.biblionumber=biblioitems.biblionumber and biblio.biblionumber=?");
 460         $sth->execute($subscription->{biblionumber});
 461         my $biblio = $sth->fetchrow_hashref;
 462         newsuggestion($user,$subscription->{bibliotitle},$biblio->{author},$biblio->{publishercode},$biblio->{note},,,,,$subscription->{biblionumber});
 463         # renew subscription
 464         $sth=$dbh->prepare("update subscription set startdate=?,numberlength=?,weeklength=?,monthlength=?");
 465         $sth->execute(format_date_in_iso($startdate),$numberlength,$weeklength,$monthlength);
 466 }
 467 END { }       # module clean-up code here (global destructor)