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package SL::DBUtils;
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require Exporter;
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@ISA = qw(Exporter);
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@EXPORT = qw(conv_i conv_date conv_dateq do_query selectrow_query do_statement
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dump_query quote_db_date selectall_hashref_query selectfirst_hashref_query
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prepare_execute_query);
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sub conv_i {
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my ($value, $default) = @_;
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return (defined($value) && "$value" ne "") ? $value * 1 : $default;
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}
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sub conv_date {
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my ($value) = @_;
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return (defined($value) && "$value" ne "") ? $value : undef;
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}
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sub conv_dateq {
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my ($value) = @_;
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if (defined($value) && "$value" ne "") {
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$value =~ s/\'/\'\'/g;
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return "'$value'";
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}
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return "NULL";
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}
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sub do_query {
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my ($form, $dbh, $query) = splice(@_, 0, 3);
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dump_query(LXDebug::QUERY, '', $query . " (" . join(", ", @_) . ")", @_);
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if (0 == scalar(@_)) {
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$dbh->do($query) || $form->dberror($query);
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} else {
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$dbh->do($query, undef, @_) ||
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$form->dberror($query . " (" . join(", ", @_) . ")");
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}
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}
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sub selectrow_query {
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my ($form, $dbh, $query) = splice(@_, 0, 3);
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if (0 == scalar(@_)) {
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my @results = $dbh->selectrow_array($query);
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$form->dberror($query) if ($dbh->err);
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return @results;
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} else {
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my @results = $dbh->selectrow_array($query, undef, @_);
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$form->dberror($query . " (" . join(", ", @_) . ")") if ($dbh->err);
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return @results;
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}
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}
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sub do_statement {
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my ($form, $sth, $query) = splice(@_, 0, 3);
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if (0 == scalar(@_)) {
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$sth->execute() || $form->dberror($query);
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} else {
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$sth->execute(@_) ||
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$form->dberror($query . " (" . join(", ", @_) . ")");
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}
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}
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sub dump_query {
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my ($level, $msg, $query) = splice(@_, 0, 3);
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while ($query =~ /\?/) {
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my $value = shift(@_);
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$value =~ s/\'/\\\'/g;
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$value = "'${value}'";
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$query =~ s/\?/$value/;
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}
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$msg .= " " if ($msg);
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$main::lxdebug->message($level, $msg . $query);
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}
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sub quote_db_date {
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my ($str) = @_;
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return "NULL" unless defined $str;
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return "current_date" if $str =~ /current_date/;
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$str =~ s/'/''/g;
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return "'$str'";
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}
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sub prepare_execute_query {
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my ($form, $dbh, $query) = splice(@_, 0, 3);
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my $sth = $dbh->prepare($query) || $form->dberror($query);
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dump_query(LXDebug::QUERY, '', $query . " (" . join(", ", @_) . ")", @_);
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if (scalar(@_) != 0) {
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$sth->execute(@_) || $form->dberror($query . " (" . join(", ", @_) . ")");
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} else {
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$sth->execute() || $form->dberror($query);
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}
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return $sth;
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}
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sub selectall_hashref_query {
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my ($form, $dbh, $query) = splice(@_, 0, 3);
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my $sth = prepare_execute_query($form, $dbh, $query, @_);
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my $result = [];
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while (my $ref = $sth->fetchrow_hashref()) {
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push(@{ $result }, $ref);
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}
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$sth->finish();
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return $result;
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}
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sub selectfirst_hashref_query {
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my ($form, $dbh, $query) = splice(@_, 0, 3);
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my $sth = prepare_execute_query($form, $dbh, $query, @_);
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my $ref = $sth->fetchrow_hashref();
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$sth->finish();
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return $ref;
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}
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1;
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