#!/usr/bin/perl -w
=item
command to update all the sites:

for i in `ls /etc/opals/conf/`; do cp -p /www/opals/script/restoreDelRecs /tmp/urt; perl -pi -e "s/_MY_SITE_/$i/" /tmp/urt; sudo /tmp/urt; done

=cut
use lib '/www/opals/module';
use Opals::Context("/etc/opals/conf/_MY_SITE_");

use strict;
use DBI;
#use Getopt::Std;

use POSIX qw(
    ceil
);

use Opals::MarcXml qw(
    mxml_update

);

my $dbh = Opals::Context->dbh();
END {
    if ($dbh) {
        $dbh->disconnect();
    }
}

$| = 1;
# Codes start...

my $zdbDir = Opals::Context->config('zRoot') .'/'
           . Opals::Context->config('zPort') .'/'
           . 'record' .'/'
           . Opals::Context->config('zDatabase');

my $indexDir;
my $attTbl;
my $query_insert ;

my $sth = $dbh->prepare(<<_SQL_);

select  distinct rid
from    tmpDel
order by rid asc 
_SQL_

    $sth->execute;
    my $dir;
    while (my ($rid) = $sth->fetchrow_array) {
        print "$rid\n";
        my $xml=getDelRecord($dbh, $rid);
        if($xml ne ""){
           restoreRecord($zdbDir,$rid,$xml);
           $rid = mxml_update($dbh, {rid=>$rid, marcXml=>$xml});
        }
    }
    $sth->finish;



# Codes end.

exit 0;

sub makeConnection {
    my ($config) = @_;
    if (!$config) {
        return;
    }
    my ($db_driver, $db_name, $db_host, $db_port, $db_user, $db_password);

    $db_driver   = $config->{'db_driver'} || 'mysql';
    $db_name     = $config->{'db_name'};
    $db_host     = $config->{'db_host'};
    $db_port     = $config->{'db_port'}   || '3306';
    $db_user     = $config->{'db_user'};
    $db_password = $config->{'db_password'};

    my $dsn = "dbi:$db_driver:$db_name:$db_host:$db_port";

    return DBI->connect($dsn, $db_user, $db_password);
}
############################################################


sub loadConfig {
    my ($configFile) = @_;
#    print "Enter the config filename of Opals: ";
#    $configFile = <STDIN>;
    my $config = {};

    open CONF, $configFile || die "Cannot open file $configFile";
    while (<CONF>) {
        chomp;
        s/#.*//;                # remove comments
        next if /^\s*$/;        # ignore blank lines

        if (/^\s*(\w+)\s*=\s*(.*?)\s*$/) {
            $config->{$1} = $2;
        }
    }
    close CONF;
    
    return $config;
}



############################################################
sub getDelRecord{
    my ($dbh, $rid) = @_;
    my $sth= $dbh->prepare(<<_SQL_);
select UNCOMPRESS(marcXml) recXml from opl_recordArchive 
where rid=$rid
_SQL_
    $sth->execute();
    if(my ($recXml) = $sth->fetchrow_array){
        print "$rid\n";
        return $recXml;

    }
    return "";
}

############################################################


sub restoreRecord {
    my ($zdbDir,$rid,$recXml) = @_;
   
    my $dir = ceil($rid/1000);
    print ">/$zdbDir/$dir/$rid.xml\n";
    open MARCXML, ">/$zdbDir/$dir/$rid.xml";
    print MARCXML $recXml;
    close MARCXML;
}
############################################################


sub updateBibInfo {
   my ($dbh, $rid, $xml) = @_;
   my $sth = $dbh->prepare(<<_SQL_);
update opl_marcRecord
set title       = ?,
    author      = ?,
    pubPlace    = ?,
    pubName     = ?,
    pubDate     = ?
where      rid  = ?
_SQL_

    $xml =~ s/[\s]*<subfield code="-">.*<\/subfield>//g;
    $xml =~ s/[\s]*<subfield code="+">.*<\/subfield>//g;
    my ($title, $author, $pubPlace, $pubName, $pubDate);
    my $record = srch_recordBrief($xml);
    $title      = $record->{'title'};
    $author     = $record->{'author'};
    $pubPlace   = $record->{'pubPlace'};
    $pubName    = $record->{'pubName'};
    $pubDate    = $record->{'pubDate'};
   
    $sth->execute($title, $author, $pubPlace, $pubName, $pubDate,$rid);
 
}

#////////////////////////////////////////////////////////////////////////////