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