Koha/C4/Bull.pm
hdl b7946b72e2 Adding 2 status to serial issues :
- delete : to delete the current issue
	- not issued : to distinguish missing from not issued serial number.
2005-06-16 19:10:09 +00:00

508 lines
22 KiB
Perl
Executable file

package C4::Bull; #assumes C4/Bull.pm
# Copyright 2000-2002 Katipo Communications
#
# This file is part of Koha.
#
# Koha is free software; you can redistribute it and/or modify it under the
# terms of the GNU General Public License as published by the Free Software
# Foundation; either version 2 of the License, or (at your option) any later
# version.
#
# Koha is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
# A PARTICULAR PURPOSE. See the GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along with
# Koha; if not, write to the Free Software Foundation, Inc., 59 Temple Place,
# Suite 330, Boston, MA 02111-1307 USA
use strict;
use C4::Date;
use Date::Manip;
use C4::Suggestions;
require Exporter;
use vars qw($VERSION @ISA @EXPORT @EXPORT_OK %EXPORT_TAGS);
# set the version for version checking
$VERSION = 0.01;
=head1 NAME
C4::Bull - Give functions for serializing.
=head1 SYNOPSIS
use C4::Bull;
=head1 DESCRIPTION
Give all XYZ functions
=cut
@ISA = qw(Exporter);
@EXPORT = qw(&newsubscription &modsubscription &delsubscription &getsubscriptions &getsubscription
&getsubscriptionfrombiblionumber &get_subscription_list_from_biblionumber
&modsubscriptionhistory &newissue
&getserials &serialchangestatus
&Find_Next_Date, &Get_Next_Seq
&hassubscriptionexpired &subscriptionexpirationdate &subscriptionrenew
&getSupplierListWithLateIssues &GetLateIssues &serialdelete);
sub getSupplierListWithLateIssues {
my $dbh = C4::Context->dbh;
my $sth = $dbh->prepare("SELECT DISTINCT id, name
FROM subscription, serial
LEFT JOIN aqbooksellers ON subscription.aqbooksellerid = aqbooksellers.id
WHERE subscription.subscriptionid = serial.subscriptionid AND
(planneddate < now( ) OR serial.STATUS = 3)
");
$sth->execute;
my %supplierlist;
while (my ($id,$name) = $sth->fetchrow) {
$supplierlist{$id} = $name;
}
return %supplierlist;
}
sub GetLateIssues {
my ($supplierid) = @_;
my $dbh = C4::Context->dbh;
my $sth;
if ($supplierid) {
$sth = $dbh->prepare("SELECT name,title,planneddate,serialseq,serial.subscriptionid
FROM subscription, serial, biblio
LEFT JOIN aqbooksellers ON subscription.aqbooksellerid = aqbooksellers.id
WHERE subscription.subscriptionid = serial.subscriptionid AND
((planneddate < now() and serial.STATUS =1) OR serial.STATUS = 3) and
subscription.aqbooksellerid=$supplierid and
biblio.biblionumber = subscription.biblionumber
");
} else {
$sth = $dbh->prepare("SELECT name,title,planneddate,serialseq,serial.subscriptionid
FROM subscription, serial, biblio
LEFT JOIN aqbooksellers ON subscription.aqbooksellerid = aqbooksellers.id
WHERE subscription.subscriptionid = serial.subscriptionid AND
((planneddate < now() and serial.STATUS <=3) OR serial.STATUS = 3) and
biblio.biblionumber = subscription.biblionumber
");
}
$sth->execute;
my @issuelist;
my $last_title;
while (my $line = $sth->fetchrow_hashref) {
$line->{title} = "" if $line->{title} eq $last_title;
$last_title = $line->{title} if ($line->{title});
$line->{planneddate} = format_date($line->{planneddate});
push @issuelist,$line;
}
return @issuelist;
}
sub newsubscription {
my ($auser,$aqbooksellerid,$cost,$aqbudgetid,$biblionumber,
$startdate,$periodicity,$dow,$numberlength,$weeklength,$monthlength,
$add1,$every1,$whenmorethan1,$setto1,$lastvalue1,
$add2,$every2,$whenmorethan2,$setto2,$lastvalue2,
$add3,$every3,$whenmorethan3,$setto3,$lastvalue3,
$numberingmethod, $status, $notes) = @_;
my $dbh = C4::Context->dbh;
#save subscription
my $sth=$dbh->prepare("insert into subscription (librarian,aqbooksellerid,cost,aqbudgetid,biblionumber,
startdate,periodicity,dow,numberlength,weeklength,monthlength,
add1,every1,whenmorethan1,setto1,lastvalue1,
add2,every2,whenmorethan2,setto2,lastvalue2,
add3,every3,whenmorethan3,setto3,lastvalue3,
numberingmethod, status, notes) values
(?,?,?,?,?,?,?,?,?,
?,?,?,?,?,?,?,?,?,?,
?,?,?,?,?,?,?,?,?,?)");
$sth->execute($auser,$aqbooksellerid,$cost,$aqbudgetid,$biblionumber,
format_date_in_iso($startdate),$periodicity,$dow,$numberlength,$weeklength,$monthlength,
$add1,$every1,$whenmorethan1,$setto1,$lastvalue1,
$add2,$every2,$whenmorethan2,$setto2,$lastvalue2,
$add3,$every3,$whenmorethan3,$setto3,$lastvalue3,
$numberingmethod, $status, $notes);
#then create the 1st waited number
my $subscriptionid = $dbh->{'mysql_insertid'};
$sth = $dbh->prepare("insert into subscriptionhistory (biblionumber, subscriptionid, histstartdate, enddate, missinglist, recievedlist, opacnote, librariannote) values (?,?,?,?,?,?,?,?)");
$sth->execute($biblionumber, $subscriptionid, format_date_in_iso($startdate), 0, "", "", "", $notes);
# reread subscription to get a hash (for calculation of the 1st issue number)
$sth = $dbh->prepare("select * from subscription where subscriptionid = ? ");
$sth->execute($subscriptionid);
my $val = $sth->fetchrow_hashref;
# calculate issue number
my $serialseq = Get_Seq($val);
$sth = $dbh->prepare("insert into serial (serialseq,subscriptionid,biblionumber,status, planneddate) values (?,?,?,?,?)");
$sth->execute($serialseq, $subscriptionid, $val->{'biblionumber'}, 1, format_date_in_iso($startdate));
return $subscriptionid;
}
sub getsubscription {
my ($subscriptionid) = @_;
my $dbh = C4::Context->dbh;
my $sth = $dbh->prepare('select subscription.*,subscriptionhistory.*,aqbudget.bookfundid,aqbooksellers.name as aqbooksellername,biblio.title as bibliotitle
from subscription
left join subscriptionhistory on subscription.subscriptionid=subscriptionhistory.subscriptionid
left join aqbudget on subscription.aqbudgetid=aqbudget.aqbudgetid
left join aqbooksellers on subscription.aqbooksellerid=aqbooksellers.id
left join biblio on biblio.biblionumber=subscription.biblionumber
where subscription.subscriptionid = ?');
$sth->execute($subscriptionid);
my $subs = $sth->fetchrow_hashref;
return $subs;
}
sub getsubscriptionfrombiblionumber {
my ($biblionumber) = @_;
my $dbh = C4::Context->dbh;
my $sth = $dbh->prepare('select count(*) from subscription where biblionumber=?');
$sth->execute($biblionumber);
my $subscriptionsnumber = $sth->fetchrow;
return $subscriptionsnumber;
}
sub get_subscription_list_from_biblionumber {
my ($biblionumber) = @_;
my $dbh = C4::Context->dbh;
my $sth = $dbh->prepare('select subscription.*,subscriptionhistory.*,aqbudget.bookfundid,aqbooksellers.name as aqbooksellername,biblio.title as bibliotitle
from subscription
left join subscriptionhistory on subscription.subscriptionid=subscriptionhistory.subscriptionid
left join aqbudget on subscription.aqbudgetid=aqbudget.aqbudgetid
left join aqbooksellers on subscription.aqbooksellerid=aqbooksellers.id
left join biblio on biblio.biblionumber=subscription.biblionumber
where subscription.biblionumber = ?');
$sth->execute($biblionumber);
my @res;
while (my $subs = $sth->fetchrow_hashref) {
$subs->{startdate} = format_date($subs->{startdate});
$subs->{opacnote} =~ s/\n/\<br\/\>/g;
$subs->{missinglist} =~ s/\n/\<br\/\>/g;
$subs->{recievedlist} =~ s/\n/\<br\/\>/g;
push @res,$subs;
}
return \@res;
}
sub modsubscription {
my ($auser,$aqbooksellerid,$cost,$aqbudgetid,$startdate,
$periodicity,$dow,$numberlength,$weeklength,$monthlength,
$add1,$every1,$whenmorethan1,$setto1,$lastvalue1,$innerloop1,
$add2,$every2,$whenmorethan2,$setto2,$lastvalue2,$innerloop2,
$add3,$every3,$whenmorethan3,$setto3,$lastvalue3,$innerloop3,
$numberingmethod, $status, $biblionumber, $notes, $subscriptionid)= @_;
my $dbh = C4::Context->dbh;
my $sth=$dbh->prepare("update subscription set librarian=?, aqbooksellerid=?,cost=?,aqbudgetid=?,startdate=?,
periodicity=?,dow=?,numberlength=?,weeklength=?,monthlength=?,
add1=?,every1=?,whenmorethan1=?,setto1=?,lastvalue1=?,innerloop1=?,
add2=?,every2=?,whenmorethan2=?,setto2=?,lastvalue2=?,innerloop2=?,
add3=?,every3=?,whenmorethan3=?,setto3=?,lastvalue3=?,innerloop3=?,
numberingmethod=?, status=?, biblionumber=?, notes=? where subscriptionid = ?");
$sth->execute($auser,$aqbooksellerid,$cost,$aqbudgetid,$startdate,
$periodicity,$dow,$numberlength,$weeklength,$monthlength,
$add1,$every1,$whenmorethan1,$setto1,$lastvalue1,$innerloop1,
$add2,$every2,$whenmorethan2,$setto2,$lastvalue2,$innerloop2,
$add3,$every3,$whenmorethan3,$setto3,$lastvalue3,$innerloop3,
$numberingmethod, $status, $biblionumber, $notes, $subscriptionid);
$sth->finish;
}
sub delsubscription {
my ($subscriptionid) = @_;
# check again there is only one issue (the subscription is new)
my ($totalissues) = getserials($subscriptionid);
if ($totalissues eq 1) {
my $dbh = C4::Context->dbh;
$subscriptionid=$dbh->quote($subscriptionid);
$dbh->do("delete from subscription where subscriptionid=$subscriptionid");
$dbh->do("delete from subscriptionhistory where subscriptionid=$subscriptionid");
$dbh->do("delete from serial where subscriptionid=$subscriptionid");
}
}
sub getsubscriptions {
my ($title,$ISSN,$biblionumber) = @_;
return unless $title or $ISSN or $biblionumber;
my $dbh = C4::Context->dbh;
my $sth;
if ($biblionumber) {
$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=?");
$sth->execute($biblionumber);
} else {
if ($ISSN and $title)
{
$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 = ? )");
$sth->execute("%$title%",$ISSN);
}
else
{
if ($ISSN)
{
$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 = ?");
$sth->execute($ISSN);
}
else
{
$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 ? ");
$sth->execute("%$title%");
}
}
}
my @results;
while (my $line = $sth->fetchrow_hashref) {
push @results, $line;
}
return @results;
}
sub modsubscriptionhistory {
my ($subscriptionid,$histstartdate,$enddate,$recievedlist,$missinglist,$opacnote,$librariannote)=@_;
my $dbh=C4::Context->dbh;
my $sth = $dbh->prepare("update subscriptionhistory set histstartdate=?,enddate=?,recievedlist=?,missinglist=?,opacnote=?,librariannote=? where subscriptionid=?");
$recievedlist =~ s/^,//g;
$missinglist =~ s/^,//g;
$opacnote =~ s/^,//g;
$sth->execute($histstartdate,$enddate,$recievedlist,$missinglist,$opacnote,$librariannote,$subscriptionid);
}
# get every serial not arrived for a given subscription
# as well as the number of issues registered in the database (all types)
# this number is used to see if a subscription can be deleted (=it must have only 1 issue)
sub getserials {
my ($subscriptionid) = @_;
my $dbh = C4::Context->dbh;
# status = 2 is "arrived"
my $sth=$dbh->prepare("select serialid,serialseq, status, planneddate from serial where subscriptionid = ? and status <>2 and status <>4 and status <>5");
$sth->execute($subscriptionid);
my @serials;
while(my $line = $sth->fetchrow_hashref) {
$line->{"status".$line->{status}} = 1; # fills a "statusX" value, used for template status select list
$line->{"planneddate"} = format_date($line->{"planneddate"});
push @serials,$line;
}
$sth=$dbh->prepare("select count(*) from serial where subscriptionid=?");
$sth->execute($subscriptionid);
my ($totalissues) = $sth->fetchrow;
return ($totalissues,@serials);
}
sub serialdelete {
my ($serialid,$serialseq)=@_;
my $dbh = C4::Context->dbh;
my $sth = $dbh->prepare("select subscriptionid,status from serial where serialid=?");
$sth->execute($serialid);
my ($subscriptionid,$oldstatus) = $sth->fetchrow;
# change status & update subscriptionhistory
my $sth = $dbh->prepare("delete * from serial where serialid = ?");
$sth->execute($serialid);
$sth = $dbh->prepare("select missinglist,recievedlist from subscriptionhistory where subscriptionid=?");
$sth->execute($subscriptionid);
my ($missinglist,$recievedlist) = $sth->fetchrow;
$recievedlist =~ s/",$serialseq"//;
$missinglist =~ s/",$serialseq"//;
$sth=$dbh->prepare("update subscriptionhistory set recievedlist=?, missinglist=? where subscriptionid=?");
$sth->execute($recievedlist,$missinglist,$subscriptionid);
}
sub serialchangestatus {
my ($serialid,$serialseq,$planneddate,$status)=@_;
# warn "($serialid,$serialseq,$planneddate,$status)";
# 1st, get previous status : if we change from "waited" to something else, then we will have to create a new "waited" entry
my $dbh = C4::Context->dbh;
my $sth = $dbh->prepare("select subscriptionid,status from serial where serialid=?");
$sth->execute($serialid);
my ($subscriptionid,$oldstatus) = $sth->fetchrow;
# change status & update subscriptionhistory
if ($status eq 6){
delissue($serialseq, $subscriptionid)
}else{
$sth = $dbh->prepare("update serial set serialseq=?,planneddate=?,status=? where serialid = ?");
$sth->execute($serialseq,$planneddate,$status,$serialid);
$sth = $dbh->prepare("select missinglist,recievedlist from subscriptionhistory where subscriptionid=?");
$sth->execute($subscriptionid);
my ($missinglist,$recievedlist) = $sth->fetchrow;
if ($status eq 2) {
$recievedlist .= ",$serialseq";
}
$missinglist .= ",$serialseq" if ($status eq 4) ;
$missinglist .= ",not issued $serialseq" if ($status eq 5);
$sth=$dbh->prepare("update subscriptionhistory set recievedlist=?, missinglist=? where subscriptionid=?");
$sth->execute($recievedlist,$missinglist,$subscriptionid);
}
# create new waited entry if needed (ie : was a "waited" and has changed)
if ($oldstatus eq 1 && $status ne 1) {
$sth = $dbh->prepare("select * from subscription where subscriptionid = ? ");
$sth->execute($subscriptionid);
my $val = $sth->fetchrow_hashref;
# next issue number
my ($newserialseq,$newlastvalue1,$newlastvalue2,$newlastvalue3,$newinnerloop1,$newinnerloop2,$newinnerloop3) = Get_Next_Seq($val);
# next date (calculated from actual date & frequency parameters)
my $nextplanneddate = Get_Next_Date($planneddate,$val);
newissue($newserialseq, $subscriptionid, $val->{'biblionumber'}, 1, $nextplanneddate);
$sth = $dbh->prepare("update subscription set lastvalue1=?, lastvalue2=?,lastvalue3=?,
innerloop1=?,innerloop2=?,innerloop3=?
where subscriptionid = ?");
$sth->execute($newlastvalue1,$newlastvalue2,$newlastvalue3,$newinnerloop1,$newinnerloop2,$newinnerloop3,$subscriptionid);
}
}
sub newissue {
my ($serialseq,$subscriptionid,$biblionumber,$status, $planneddate) = @_;
my $dbh = C4::Context->dbh;
my $sth = $dbh->prepare("insert into serial (serialseq,subscriptionid,biblionumber,status, planneddate) values (?,?,?,?,?)");
$sth->execute($serialseq,$subscriptionid,$biblionumber,$status, $planneddate);
}
sub delissue {
my ($serialseq,$subscriptionid) = @_;
my $dbh = C4::Context->dbh;
my $sth = $dbh->prepare("delete from serial where serialseq= ? and subscriptionid= ? ");
$sth->execute($serialseq,$subscriptionid);
}
sub Get_Next_Date(@) {
my ($planneddate,$subscription) = @_;
my $resultdate;
if ($subscription->{periodicity} == 1) {
$resultdate=DateCalc($planneddate,"1 day");
}
if ($subscription->{periodicity} == 2) {
$resultdate=DateCalc($planneddate,"1 week");
}
if ($subscription->{periodicity} == 3) {
$resultdate=DateCalc($planneddate,"2 weeks");
}
if ($subscription->{periodicity} == 4) {
$resultdate=DateCalc($planneddate,"3 weeks");
}
if ($subscription->{periodicity} == 5) {
$resultdate=DateCalc($planneddate,"1 month");
}
if ($subscription->{periodicity} == 6) {
$resultdate=DateCalc($planneddate,"2 months");
}
if ($subscription->{periodicity} == 7) {
$resultdate=DateCalc($planneddate,"3 months");
}
if ($subscription->{periodicity} == 8) {
$resultdate=DateCalc($planneddate,"3 months");
}
if ($subscription->{periodicity} == 9) {
$resultdate=DateCalc($planneddate,"6 months");
}
if ($subscription->{periodicity} == 10) {
$resultdate=DateCalc($planneddate,"1 year");
}
if ($subscription->{periodicity} == 11) {
$resultdate=DateCalc($planneddate,"2 years");
}
return format_date_in_iso($resultdate);
}
sub Get_Seq {
my ($val) =@_;
my $calculated = $val->{numberingmethod};
my $x=$val->{'lastvalue1'};
$calculated =~ s/\{X\}/$x/g;
my $y=$val->{'lastvalue2'};
$calculated =~ s/\{Y\}/$y/g;
my $z=$val->{'lastvalue3'};
$calculated =~ s/\{Z\}/$z/g;
return $calculated;
}
sub Get_Next_Seq {
my ($val) =@_;
my ($calculated,$newlastvalue1,$newlastvalue2,$newlastvalue3,$newinnerloop1,$newinnerloop2,$newinnerloop3);
$calculated = $val->{numberingmethod};
# calculate the (expected) value of the next issue recieved.
$newlastvalue1 = $val->{lastvalue1};
# check if we have to increase the new value.
$newinnerloop1 = $val->{innerloop1}+1;
$newinnerloop1=0 if ($newinnerloop1 >= $val->{every1});
$newlastvalue1 += $val->{add1} if ($newinnerloop1<1); # <1 to be true when 0 or empty.
$newlastvalue1=$val->{setto1} if ($newlastvalue1>$val->{whenmorethan1}); # reset counter if needed.
$calculated =~ s/\{X\}/$newlastvalue1/g;
$newlastvalue2 = $val->{lastvalue2};
# check if we have to increase the new value.
$newinnerloop2 = $val->{innerloop2}+1;
$newinnerloop2=0 if ($newinnerloop2 >= $val->{every2});
$newlastvalue2 += $val->{add2} if ($newinnerloop2<1); # <1 to be true when 0 or empty.
$newlastvalue2=$val->{setto2} if ($newlastvalue2>$val->{whenmorethan2}); # reset counter if needed.
$calculated =~ s/\{Y\}/$newlastvalue2/g;
$newlastvalue3 = $val->{lastvalue3};
# check if we have to increase the new value.
$newinnerloop3 = $val->{innerloop3}+1;
$newinnerloop3=0 if ($newinnerloop3 >= $val->{every3});
$newlastvalue3 += $val->{add3} if ($newinnerloop3<1); # <1 to be true when 0 or empty.
$newlastvalue3=$val->{setto3} if ($newlastvalue3>$val->{whenmorethan3}); # reset counter if needed.
$calculated =~ s/\{Z\}/$newlastvalue3/g;
return ($calculated,$newlastvalue1,$newlastvalue2,$newlastvalue3,$newinnerloop1,$newinnerloop2,$newinnerloop3);
}
# the subscription has expired when the next issue to arrive is out of subscription limit.
sub hassubscriptionexpired {
my ($subscriptionid) = @_;
my $dbh = C4::Context->dbh;
my $subscription = getsubscription($subscriptionid);
# we don't do the same test if the subscription is based on X numbers or on X weeks/months
if ($subscription->{numberlength}) {
my $sth = $dbh->prepare("select count(*) from serial where subscriptionid=? and planneddate>=?");
$sth->execute($subscriptionid,$subscription->{startdate});
my $res = $sth->fetchrow;
if ($subscription->{numberlength}>=$res) {
return 0;
} else {
return 1;
}
} else {
#a little bit more tricky if based on X weeks/months : search if the latest issue waited is not after subscription startdate + duration
my $sth = $dbh->prepare("select max(planneddate) from serial where subscriptionid=?");
$sth->execute($subscriptionid);
my $res = ParseDate(format_date_in_iso($sth->fetchrow));
my $endofsubscriptiondate;
$endofsubscriptiondate = DateCalc(format_date_in_iso($subscription->{startdate}),$subscription->{monthlength}." months") if ($subscription->{monthlength});
$endofsubscriptiondate = DateCalc(format_date_in_iso($subscription->{startdate}),$subscription->{weeklength}." weeks") if ($subscription->{weeklength});
return 1 if ($res >= $endofsubscriptiondate);
return 0;
}
}
sub subscriptionexpirationdate {
my ($subscriptionid) = @_;
my $dbh = C4::Context->dbh;
my $subscription = getsubscription($subscriptionid);
my $enddate=$subscription->{startdate};
# we don't do the same test if the subscription is based on X numbers or on X weeks/months
if ($subscription->{numberlength}) {
#calculate the date of the last issue.
for (my $i=1;$i<=$subscription->{numberlength};$i++) {
$enddate = Get_Next_Date($enddate,$subscription);
}
} else {
$enddate = DateCalc(format_date_in_iso($subscription->{startdate}),$subscription->{monthlength}." months") if ($subscription->{monthlength});
$enddate = DateCalc(format_date_in_iso($subscription->{startdate}),$subscription->{weeklength}." weeks") if ($subscription->{weeklength});
}
# $enddate=format_date_in_iso($enddate);
# warn "END : $enddate";
return $enddate;
}
sub subscriptionrenew {
my ($subscriptionid,$user,$startdate,$numberlength,$weeklength,$monthlength,$note) = @_;
my $dbh = C4::Context->dbh;
my $subscription = getsubscription($subscriptionid);
my $sth = $dbh->prepare("select * from biblio,biblioitems where biblio.biblionumber=biblioitems.biblionumber and biblio.biblionumber=?");
$sth->execute($subscription->{biblionumber});
my $biblio = $sth->fetchrow_hashref;
newsuggestion($user,$subscription->{bibliotitle},$biblio->{author},$biblio->{publishercode},$biblio->{note},,,,,$subscription->{biblionumber});
# renew subscription
$sth=$dbh->prepare("update subscription set startdate=?,numberlength=?,weeklength=?,monthlength=?");
$sth->execute(format_date_in_iso($startdate),$numberlength,$weeklength,$monthlength);
}
END { } # module clean-up code here (global destructor)