134 lines
3.1 KiB
Perl
Executable File
134 lines
3.1 KiB
Perl
Executable File
package C4::Database; #assumes C4/Database
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use strict;
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require Exporter;
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use DBI;
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use vars qw($VERSION @ISA @EXPORT);
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# set the version for version checking
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$VERSION = 0.01;
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@ISA = qw(Exporter);
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@EXPORT = qw(&C4Connect &sqlinsert &sqlupdate &getmax &makelist
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&OpacConnect);
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sub C4Connect {
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my $dbname="c4";
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my ($database,$hostname,$user,$pass,%configfile);
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open (KC, "/etc/koha.conf");
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while (<KC>) {
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chomp;
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(next) if (/^\s*#/);
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if (/(.*)\s*=\s*(.*)/) {
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my $variable=$1;
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my $value=$2;
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# Clean up white space at beginning and end
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$variable=~s/^\s*//g;
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$variable=~s/\s*$//g;
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$value=~s/^\s*//g;
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$value=~s/\s*$//g;
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$configfile{$variable}=$value;
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}
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}
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$database=$configfile{'database'};
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$hostname=$configfile{'hostname'};
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$user=$configfile{'user'};
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$pass=$configfile{'pass'};
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my $dbh=DBI->connect("DBI:mysql:$database:$hostname",$user,$pass);
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return $dbh;
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}
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sub Opaconnect {
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my $dbname="c4";
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# my $dbh = DBI->connect("dbi:Pg:dbname=$dbname", "chris", "");
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my $database='c4test';
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my $hostname='localhost';
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my $user='hdl';
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my $pass='testing';
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my $dbh=DBI->connect("DBI:mysql:$database:$hostname",$user,$pass);
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return $dbh;
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}
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sub sqlinsert {
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my ($table,%data)=@_;
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my $dbh=C4Connect;
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my $query="INSERT INTO $table \(";
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while (my ($key,$value) = each %data){
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if ($key ne 'type' && $key ne 'updtype'){
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$query=$query."$key,";
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}
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}
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$query=~ s/\,$/\)/;
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$query=$query." VALUES (";
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while (my ($key,$value) = each %data){
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if ($key ne 'type' && $key ne 'updtype'){
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$query=$query."'$value',";
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}
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}
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$query=~ s/\,$/\)/;
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print $query;
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my $sth=$dbh->prepare($query);
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$sth->execute;
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$sth->finish;
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$dbh->disconnect;
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}
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sub sqlupdate {
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my ($table,$keyfld,$keyval,%data)=@_;
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my $dbh=C4Connect;
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my $query="UPDATE $table SET ";
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my @sets;
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my @keyarr = split("\t",$keyfld);
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my @keyvalarr = split("\t",$keyval);
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my $numkeys = @keyarr;
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while (my ($key,$value) = each %data){
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if (($key ne 'type')&&($key ne 'updtype')){
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my $temp = " ".$key."='".$value."' ";
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push(@sets,$temp);
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}
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}
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my $fsets = join(",", @sets);
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$query=$query.$fsets." WHERE $keyarr[0] = '$keyvalarr[0]'";
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if ($numkeys > 1) {
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my $i = 1;
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while ($i < $numkeys) {
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$query=$query." AND $keyarr[$i] = '$keyvalarr[$i]'";
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$i++;
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}
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}
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# $query=~ s/\,$/\)/;
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print $query;
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my $sth=$dbh->prepare($query);
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$sth->execute;
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$sth->finish;
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$dbh->disconnect;
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}
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sub getmax {
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my ($table,$item)=@_;
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my $dbh=C4Connect;
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my $sth=$dbh->prepare("Select max($item) from $table");
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$sth->execute;
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my $data=$sth->fetchrow_hashref;
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$sth->finish;
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$dbh->disconnect;
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return($data);
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}
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sub makelist {
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my ($table,$kfld,$dfld)=@_;
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my $data;
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my $dbh=C4Connect;
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my $sth=$dbh->prepare("Select $kfld,$dfld from $table order by $dfld");
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$sth->execute;
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while (my $drec=$sth->fetchrow_hashref) {
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$data = $data."\t".$drec->{$kfld}."\t".$drec->{$dfld};
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}
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$sth->finish;
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$dbh->disconnect;
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return($data);
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}
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END { } # module clean-up code here (global destructor)
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