Koha/updater/updatedatabase

326 lines
9 KiB
Perl
Executable file

#!/usr/bin/perl
# $Id$
# Database Updater
# This script checks for required updates to the database.
# Part of the Koha Library Software www.koha.org
# Licensed under the GPL.
# Bugs/ToDo:
# - Would also be a good idea to offer to do a backup at this time...
# NOTE: If you do something more than once in here, make it table driven.
use strict;
# CPAN modules
use DBI;
# Koha modules
use C4::Database;
my $debug=0;
my (
$sth, $sti,
$query,
%existingtables, # tables already in database
%types,
$table,
$column,
$type, $null, $key, $default, $extra,
$prefitem, # preference item in systempreferences table
);
#-------------------
# Defines
# Tables to add if they don't exist
my %requiretables=(
shelfcontents=>"( shelfnumber int not null,
itemnumber int not null,
flags int)",
bookshelf=>"( shelfnumber int auto_increment primary key,
shelfname char(255))",
z3950queue=>"( id int auto_increment primary key,
term text,
type char(10),
startdate int,
enddate int,
done smallint,
results longblob,
numrecords int,
servers text,
identifier char(30))",
z3950results=>"( id int auto_increment primary key,
queryid int,
server char(255),
startdate int,
enddate int,
results longblob,
numrecords int,
numdownloaded int,
highestseen int,
active smallint)",
branchrelations=>"( branchcode varchar(4),
categorycode varchar(4))",
websites=>"( websitenumber int(11) NOT NULL auto_increment,
biblionumber int(11) NOT NULL default '0',
title text,
description text,
url varchar(255),
PRIMARY KEY (websitenumber) )",
marcrecorddone=>"( isbn char(40),
issn char(40),
lccn char(40),
controlnumber char(40))",
uploadedmarc=>"( id int(11) NOT NULL auto_increment PRIMARY KEY,
marc longblob,
hidden smallint(6) default NULL,
name varchar(255) default NULL)",
ethnicity=>"( code varchar(10) NOT NULL default '',
name varchar(255) default NULL,
PRIMARY KEY (code) )",
sessions=>"( sessionID varchar(255) NOT NULL default '',
userid varchar(255) default NULL,
ip varchar(16) default NULL,
lasttime int,
PRIMARY KEY (sessionID) )",
sessionqueries=>"( sessionID varchar(255) NOT NULL default '',
userid char(100) NOT NULL default '',
ip char(18) NOT NULL default '',
url text NOT NULL default '' )",
);
my %requirefields=(
biblio=>{ 'abstract' => 'text' },
deletedbiblio=>{ 'abstract' => 'text' },
biblioitems=>{ 'lccn' => 'char(25)',
'url' => 'varchar(255)',
'marc' => 'text' },
deletedbiblioitems=>{ 'lccn' => 'char(25)',
'url' => 'varchar(255)',
'marc' => 'text' },
branchtransfers=>{ 'datearrived' => 'datetime' },
statistics=>{'borrowernumber' =>'int(11)'},
aqbooksellers=>{'invoicedisc' =>'float(6,4)',
'nocalc' => 'int(11)'},
borrowers=>{'userid' => 'char(30)',
'password' => 'char(30)',},
aqorders=>{'budgetdate' => 'date'},
#added so that reference items are not available for reserves...
itemtypes=>{'notforloan' => 'smallint(6)'},
);
# Default system preferences
my %defaultprefs=(
'autoMemberNum'=> '1',
'acquisitions'=> 'simple',
);
#-------------------
# Initialize
my $dbh=C4Connect;
# Start checking
# Get version of MySQL database engine.
my $mysqlversion=`mysqld --version`;
$mysqlversion=~/Ver (\S*) /;
$mysqlversion=$1;
if ($mysqlversion ge '3.23') {
print "Could convert to MyISAM database tables...\n";
}
#---------------------------------
# Tables
# Collect all tables into a list
$sth=$dbh->prepare("show tables");
$sth->execute;
while (my ($table) = $sth->fetchrow) {
$existingtables{$table}=1;
}
# Now add any missing tables
foreach $table ( keys %requiretables ) {
print "Checking $table table...\n" if $debug;
unless ($existingtables{$table} ) {
print "Adding $table table...\n";
my $sth=$dbh->prepare(
"create table $table $requiretables{$table}" );
$sth->execute;
if ($sth->err) {
print "Error : $sth->errstr \n";
$sth->finish;
} # if error
} # unless exists
} # foreach
unless ($existingtables{'z3950servers'}) {
print "Adding z3950servers table...\n";
my $sti=$dbh->prepare("create table z3950servers (
host char(255),
port int,
db char(255),
userid char(255),
password char(255),
name text,
id int,
checked smallint,
rank int)");
$sti->execute;
$sti=$dbh->prepare("insert into z3950servers
values ('z3950.loc.gov',
7090,
'voyager',
'', '',
'Library of Congress',
1, 1, 1)");
$sti->execute;
}
#---------------------------------
# Columns
foreach $table ( keys %requirefields ) {
print "Check table $table\n" if $debug;
$sth=$dbh->prepare("show columns from $table");
$sth->execute();
undef %types;
while ( ($column, $type, $null, $key, $default, $extra)
= $sth->fetchrow) {
$types{$column}=$type;
} # while
foreach $column ( keys %{ $requirefields{$table} } ) {
print " Check column $column\n" if $debug;
if ( ! $types{$column} ) {
# column doesn't exist
print "Adding $column field to $table table...\n";
$query="alter table $table
add column $column " . $requirefields{$table}->{$column} ;
print "Execute: $query\n" if $debug;
my $sti=$dbh->prepare($query);
$sti->execute;
if ($sti->err) {
print "**Error : $sti->errstr \n";
$sti->finish;
} # if error
} # if column
} # foreach column
} # foreach table
# Get list of columns from items table
my %itemtypes;
my $sth=$dbh->prepare("show columns from items");
$sth->execute;
while (my ($column, $type, $null, $key, $default, $extra) = $sth->fetchrow) {
$itemtypes{$column}=$type;
}
unless ($itemtypes{'barcode'} eq 'varchar(20)') {
$itemtypes{'barcode'}=~/varchar\((\d+)\)/;
my $oldlength=$1;
if ($oldlength<20) {
print "Setting maximum barcode length to 20 (was $oldlength).\n";
my $sti=$dbh->prepare("alter table items change barcode barcode varchar(20) not null");
$sti->execute;
}
}
# extending the timestamp in branchtransfers...
my %branchtransfers;
my $sth=$dbh->prepare("show columns from branchtransfers");
$sth->execute;
while (my ($column, $type, $null, $key, $default, $extra) = $sth->fetchrow) {
$branchtransfers{$column}=$type;
}
unless ($branchtransfers{'datesent'} eq 'datetime') {
print "Setting type of datesent in branchtransfers to datetime.\n";
my $sti=$dbh->prepare("alter table branchtransfers change datesent datesent datetime");
$sti->execute;
}
unless ($branchtransfers{'datearrived'} eq 'datetime') {
print "Setting type of datearrived in branchtransfers to datetime.\n";
my $sti=$dbh->prepare("alter table branchtransfers change datearrived datearrived datetime");
$sti->execute;
}
# changing the branchcategories table around...
my %branchcategories;
my $sth=$dbh->prepare("show columns from branchcategories");
$sth->execute;
while (my ($column, $type, $null, $key, $default, $extra) = $sth->fetchrow) {
$branchcategories{$column}=$type;
}
unless ($branchcategories{'categorycode'} eq 'varchar(4)') {
print "Setting type of categorycode in branchcategories to varchar(4),\n and making the primary key.\n";
my $sti=$dbh->prepare("alter table branchcategories change categorycode categorycode varchar(4) not null");
$sti->execute;
$sti=$dbh->prepare("alter table branchcategories add primary key (categorycode)");
$sti->execute;
}
unless ($branchcategories{'categoryname'} eq 'text') {
print "Changing branchcode in branchcategories to categoryname text.\n";
my $sth=$dbh->prepare("alter table branchcategories change branchcode categoryname text");
$sth->execute;
}
unless ($branchcategories{'codedescription'} eq 'text') {
print "Replacing branchholding in branchcategories with codedescription text.\n";
my $sth=$dbh->prepare("alter table branchcategories change branchholding codedescription text");
$sth->execute;
}
# Populate systempreferences if it is empty
foreach $prefitem ( keys %defaultprefs ) {
$sth=$dbh->prepare("select value
from systempreferences
where variable=?");
$sth->execute($prefitem);
unless ($sth->rows) {
print "Adding system preference item $prefitem with value " .
$defaultprefs{$prefitem} ."\n";
$sti=$dbh->prepare("
insert into systempreferences (variable, value)
values (?,?)");
$sti->execute($prefitem,$defaultprefs{$prefitem});
} # unless
} # foreach
$sth->finish;
$dbh->disconnect;
exit;
# $Log$
# Revision 1.16 2002/07/31 02:34:27 finlayt
#
# added "notforloan" field to the itemtypes table.
#
# Revision 1.15 2002/07/20 22:30:06 rangi
# Making sure fix makes it into the main branch as well
# Fix for bug 69
#
# Revision 1.14 2002/07/08 16:20:26 tonnesen
# Added sessionqueries table and password/userid fields to borrowers table
#
# Revision 1.13 2002/07/04 18:05:36 tonnesen
# bug fix
#
# Revision 1.12 2002/07/04 16:41:06 tonnesen
# Merged changes from rel-1-2. Abstracted table structure changes by alan.
#