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package C4::Letters;
# 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 Mail::Sendmail;
# use C4::Date;
# use Date::Manip;
# use C4::Suggestions;
use C4::Members;
use C4::Log;
use vars qw($VERSION @ISA @EXPORT @EXPORT_OK %EXPORT_TAGS);
BEGIN {
require Exporter;
# set the version for version checking
$VERSION = 3.01;
@ISA = qw(Exporter);
@EXPORT = qw(
&GetLetters &getletter &addalert &getalert &delalert &findrelatedto &SendAlerts
);
}
=head1 NAME
C4::Letters - Give functions for Letters management
=head1 SYNOPSIS
use C4::Letters;
=head1 DESCRIPTION
"Letters" is the tool used in Koha to manage informations sent to the patrons and/or the library. This include some cron jobs like
late issues, as well as other tasks like sending a mail to users that have subscribed to a "serial issue alert" (= being warned every time a new issue has arrived at the library)
Letters are managed through "alerts" sent by Koha on some events. All "alert" related functions are in this module too.
=cut
=head2 GetLetters
$letters = &getletters($category);
returns informations about letters.
if needed, $category filters for letters given category
Create a letter selector with the following code
=head3 in PERL SCRIPT
my $letters = GetLetters($cat);
my @letterloop;
foreach my $thisletter (keys %$letters) {
my $selected = 1 if $thisletter eq $letter;
my %row =(
value => $thisletter,
selected => $selected,
lettername => $letters->{$thisletter},
);
push @letterloop, \%row;
}
=head3 in TEMPLATE
<select name="letter">
<option value="">Default</option>
<!-- TMPL_LOOP name="letterloop" -->
<option value="<!-- TMPL_VAR name="value" -->" <!-- TMPL_IF name="selected" -->selected<!-- /TMPL_IF -->><!-- TMPL_VAR name="lettername" --></option>
<!-- /TMPL_LOOP -->
</select>
=cut
sub GetLetters {
# returns a reference to a hash of references to ALL letters...
my $cat = shift;
my %letters;
my $dbh = C4::Context->dbh;
$dbh->quote($cat);
my $sth;
if ( $cat ne "" ) {
my $query = "SELECT * FROM letter WHERE module = ? ORDER BY name";
$sth = $dbh->prepare($query);
$sth->execute($cat);
}
else {
my $query = " SELECT * FROM letter ORDER BY name";
$sth = $dbh->prepare($query);
$sth->execute;
}
while ( my $letter = $sth->fetchrow_hashref ) {
$letters{ $letter->{'code'} } = $letter->{'name'};
}
return \%letters;
}
sub getletter {
my ( $module, $code ) = @_;
my $dbh = C4::Context->dbh;
my $sth = $dbh->prepare("select * from letter where module=? and code=?");
$sth->execute( $module, $code );
my $line = $sth->fetchrow_hashref;
return $line;
}
=head2 addalert
parameters :
- $borrowernumber : the number of the borrower subscribing to the alert
- $type : the type of alert.
- externalid : the primary key of the object to put alert on. For issues, the alert is made on subscriptionid.
create an alert and return the alertid (primary key)
=cut
sub addalert {
my ( $borrowernumber, $type, $externalid ) = @_;
my $dbh = C4::Context->dbh;
my $sth =
$dbh->prepare(
"insert into alert (borrowernumber, type, externalid) values (?,?,?)");
$sth->execute( $borrowernumber, $type, $externalid );
# get the alert number newly created and return it
my $alertid = $dbh->{'mysql_insertid'};
return $alertid;
}
=head2 delalert
parameters :
- alertid : the alert id
deletes the alert
=cut
sub delalert {
my ($alertid) = @_;
#warn "ALERTID : $alertid";
my $dbh = C4::Context->dbh;
my $sth = $dbh->prepare("delete from alert where alertid=?");
$sth->execute($alertid);
}
=head2 getalert
parameters :
- $borrowernumber : the number of the borrower subscribing to the alert
- $type : the type of alert.
- externalid : the primary key of the object to put alert on. For issues, the alert is made on subscriptionid.
all parameters NON mandatory. If a parameter is omitted, the query is done without the corresponding parameter. For example, without $externalid, returns all alerts for a borrower on a topic.
=cut
sub getalert {
my ( $borrowernumber, $type, $externalid ) = @_;
my $dbh = C4::Context->dbh;
my $query = "SELECT * FROM alert WHERE";
my @bind;
if ($borrowernumber =~ /^\d+$/) {
$query .= " borrowernumber=? AND ";
push @bind, $borrowernumber;
}
if ($type) {
$query .= " type=? AND ";
push @bind, $type;
}
if ($externalid) {
$query .= " externalid=? AND ";
push @bind, $externalid;
}
$query =~ s/ AND $//;
my $sth = $dbh->prepare($query);
$sth->execute(@bind);
my @result;
while ( my $line = $sth->fetchrow_hashref ) {
push @result, $line;
}
return \@result;
}
=head2 findrelatedto
parameters :
- $type : the type of alert
- $externalid : the id of the "object" to query
In the table alert, a "id" is stored in the externalid field. This "id" is related to another table, depending on the type of the alert.
When type=issue, the id is related to a subscriptionid and this sub returns the name of the biblio.
When type=virtual, the id is related to a virtual shelf and this sub returns the name of the sub
=cut
sub findrelatedto {
my ( $type, $externalid ) = @_;
my $dbh = C4::Context->dbh;
my $sth;
if ( $type eq 'issue' ) {
$sth =
$dbh->prepare(
"select title as result from subscription left join biblio on subscription.biblionumber=biblio.biblionumber where subscriptionid=?"
);
}
if ( $type eq 'borrower' ) {
$sth =
$dbh->prepare(
"select concat(firstname,' ',surname) from borrowers where borrowernumber=?"
);
}
$sth->execute($externalid);
my ($result) = $sth->fetchrow;
return $result;
}
=head2 SendAlerts
parameters :
- $type : the type of alert
- $externalid : the id of the "object" to query
- $letter : the letter to send.
send an alert to all borrowers having put an alert on a given subject.
=cut
sub SendAlerts {
my ( $type, $externalid, $letter ) = @_;
my $dbh = C4::Context->dbh;
if ( $type eq 'issue' ) {
# warn "sending issues...";
my $letter = getletter( 'serial', $letter );
# prepare the letter...
# search the biblionumber
my $sth =
$dbh->prepare(
"SELECT biblionumber FROM subscription WHERE subscriptionid=?");
$sth->execute($externalid);
my ($biblionumber) = $sth->fetchrow;
# parsing branch info
my $userenv = C4::Context->userenv;
parseletter( $letter, 'branches', $userenv->{branch} );
# parsing librarian name
$letter->{content} =~ s/<<LibrarianFirstname>>/$userenv->{firstname}/g;
$letter->{content} =~ s/<<LibrarianSurname>>/$userenv->{surname}/g;
$letter->{content} =~
s/<<LibrarianEmailaddress>>/$userenv->{emailaddress}/g;
# parsing biblio information
parseletter( $letter, 'biblio', $biblionumber );
parseletter( $letter, 'biblioitems', $biblionumber );
# find the list of borrowers to alert
my $alerts = getalert( '', 'issue', $externalid );
foreach (@$alerts) {
# and parse borrower ...
my $innerletter = $letter;
my $borinfo = GetMember( $_->{'borrowernumber'}, 'borrowernumber' );
parseletter( $innerletter, 'borrowers', $_->{'borrowernumber'} );
# ... then send mail
if ( $borinfo->{email} ) {
my %mail = (
To => $borinfo->{email},
From => $borinfo->{email},
Subject => "" . $innerletter->{title},
Message => "" . $innerletter->{content},
'Content-Type' => 'text/plain; charset="utf8"',
);
sendmail(%mail);
# warn "sending to $mail{To} From $mail{From} subj $mail{Subject} Mess $mail{Message}";
}
}
}
elsif ( $type eq 'claimacquisition' ) {
# warn "sending issues...";
my $letter = getletter( 'claimacquisition', $letter );
# prepare the letter...
# search the biblionumber
my $strsth =
"select aqorders.*,aqbasket.*,biblio.*,biblioitems.* from aqorders LEFT JOIN aqbasket on aqbasket.basketno=aqorders.basketno LEFT JOIN biblio on aqorders.biblionumber=biblio.biblionumber LEFT JOIN biblioitems on aqorders.biblioitemnumber=biblioitems.biblioitemnumber where aqorders.ordernumber IN ("
. join( ",", @$externalid ) . ")";
my $sthorders = $dbh->prepare($strsth);
$sthorders->execute;
my $dataorders = $sthorders->fetchall_arrayref( {} );
parseletter( $letter, 'aqbooksellers',
$dataorders->[0]->{booksellerid} );
my $sthbookseller =
$dbh->prepare("select * from aqbooksellers where id=?");
$sthbookseller->execute( $dataorders->[0]->{booksellerid} );
my $databookseller = $sthbookseller->fetchrow_hashref;
# parsing branch info
my $userenv = C4::Context->userenv;
parseletter( $letter, 'branches', $userenv->{branch} );
# parsing librarian name
$letter->{content} =~ s/<<LibrarianFirstname>>/$userenv->{firstname}/g;
$letter->{content} =~ s/<<LibrarianSurname>>/$userenv->{surname}/g;
$letter->{content} =~
s/<<LibrarianEmailaddress>>/$userenv->{emailaddress}/g;
foreach my $data (@$dataorders) {
my $line = $1 if ( $letter->{content} =~ m/(<<.*>>)/ );
foreach my $field ( keys %$data ) {
$line =~ s/(<<[^\.]+.$field>>)/$data->{$field}/;
}
$letter->{content} =~ s/(<<.*>>)/$line\n$1/;
}
$letter->{content} =~ s/<<[^>]*>>//g;
my $innerletter = $letter;
# ... then send mail
if ( $databookseller->{bookselleremail}
|| $databookseller->{contemail} )
{
my %mail = (
To => $databookseller->{bookselleremail}
. (
$databookseller->{contemail}
? "," . $databookseller->{contemail}
: ""
),
From => $userenv->{emailaddress},
Subject => "" . $innerletter->{title},
Message => "" . $innerletter->{content},
'Content-Type' => 'text/plain; charset="utf8"',
);
sendmail(%mail);
warn
"sending to $mail{To} From $mail{From} subj $mail{Subject} Mess $mail{Message}";
}
if ( C4::Context->preference("LetterLog") ) {
logaction(
"ACQUISITION",
"Send Acquisition claim letter",
"",
"order list : "
. join( ",", @$externalid )
. "\n$innerletter->{title}\n$innerletter->{content}"
);
}
}
elsif ( $type eq 'claimissues' ) {
# warn "sending issues...";
my $letter = getletter( 'claimissues', $letter );
# prepare the letter...
# search the biblionumber
my $strsth =
"select serial.*,subscription.*, biblio.* from serial LEFT JOIN subscription on serial.subscriptionid=subscription.subscriptionid LEFT JOIN biblio on serial.biblionumber=biblio.biblionumber where serial.serialid IN ("
. join( ",", @$externalid ) . ")";
my $sthorders = $dbh->prepare($strsth);
$sthorders->execute;
my $dataorders = $sthorders->fetchall_arrayref( {} );
parseletter( $letter, 'aqbooksellers',
$dataorders->[0]->{aqbooksellerid} );
my $sthbookseller =
$dbh->prepare("select * from aqbooksellers where id=?");
$sthbookseller->execute( $dataorders->[0]->{aqbooksellerid} );
my $databookseller = $sthbookseller->fetchrow_hashref;
# parsing branch info
my $userenv = C4::Context->userenv;
parseletter( $letter, 'branches', $userenv->{branch} );
# parsing librarian name
$letter->{content} =~ s/<<LibrarianFirstname>>/$userenv->{firstname}/g;
$letter->{content} =~ s/<<LibrarianSurname>>/$userenv->{surname}/g;
$letter->{content} =~
s/<<LibrarianEmailaddress>>/$userenv->{emailaddress}/g;
foreach my $data (@$dataorders) {
my $line = $1 if ( $letter->{content} =~ m/(<<.*>>)/ );
foreach my $field ( keys %$data ) {
$line =~ s/(<<[^\.]+.$field>>)/$data->{$field}/;
}
$letter->{content} =~ s/(<<.*>>)/$line\n$1/;
}
$letter->{content} =~ s/<<[^>]*>>//g;
my $innerletter = $letter;
# ... then send mail
if ( $databookseller->{bookselleremail}
|| $databookseller->{contemail} )
{
my %mail = (
To => $databookseller->{bookselleremail}
. (
$databookseller->{contemail}
? "," . $databookseller->{contemail}
: ""
),
From => $userenv->{emailaddress},
Subject => "" . $innerletter->{title},
Message => "" . $innerletter->{content},
'Content-Type' => 'text/plain; charset="utf8"',
);
sendmail(%mail);
logaction(
"ACQUISITION",
"CLAIM ISSUE",
undef,
"To="
. $databookseller->{contemail}
. " Title="
. $innerletter->{title}
. " Content="
. $innerletter->{content}
) if C4::Context->preference("LetterLog");
}
warn
"sending to From $userenv->{emailaddress} subj $innerletter->{title} Mess $innerletter->{content}";
}
# send an "account details" notice to a newly created user
elsif ( $type eq 'members' ) {
$letter->{content} =~ s/<<borrowers.title>>/$externalid->{'title'}/g;
$letter->{content} =~ s/<<borrowers.firstname>>/$externalid->{'firstname'}/g;
$letter->{content} =~ s/<<borrowers.surname>>/$externalid->{'surname'}/g;
$letter->{content} =~ s/<<borrowers.userid>>/$externalid->{'userid'}/g;
$letter->{content} =~ s/<<borrowers.password>>/$externalid->{'password'}/g;
my %mail = (
To => $externalid->{'emailaddr'},
From => C4::Context->preference("KohaAdminEmailAddress"),
Subject => $letter->{'title'},
Message => $letter->{'content'},
'Content-Type' => 'text/plain; charset="utf8"',
);
sendmail(%mail);
}
}
=head2 parseletter
parameters :
- $letter : a hash to letter fields (title & content useful)
- $table : the Koha table to parse.
- $pk : the primary key to query on the $table table
parse all fields from a table, and replace values in title & content with the appropriate value
(not exported sub, used only internally)
=cut
sub parseletter {
my ( $letter, $table, $pk ) = @_;
# warn "Parseletter : ($letter,$table,$pk)";
my $dbh = C4::Context->dbh;
my $sth;
if ( $table eq 'biblio' ) {
$sth = $dbh->prepare("select * from biblio where biblionumber=?");
}
elsif ( $table eq 'biblioitems' ) {
$sth = $dbh->prepare("select * from biblioitems where biblionumber=?");
}
elsif ( $table eq 'borrowers' ) {
$sth = $dbh->prepare("select * from borrowers where borrowernumber=?");
}
elsif ( $table eq 'branches' ) {
$sth = $dbh->prepare("select * from branches where branchcode=?");
}
elsif ( $table eq 'aqbooksellers' ) {
$sth = $dbh->prepare("select * from aqbooksellers where id=?");
}
$sth->execute($pk);
# store the result in an hash
my $values = $sth->fetchrow_hashref;
# and get all fields from the table
$sth = $dbh->prepare("show columns from $table");
$sth->execute;
while ( ( my $field ) = $sth->fetchrow_array ) {
my $replacefield = "<<$table.$field>>";
my $replacedby = $values->{$field};
# warn "REPLACE $replacefield by $replacedby";
$letter->{title} =~ s/$replacefield/$replacedby/g;
$letter->{content} =~ s/$replacefield/$replacedby/g;
}
}
1;
__END__