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ass="hl slc">#

# Contributors: Thomas Bayen <bayen@gmx.de>

# Antti Kaihola <akaihola@siba.fi>

# Moritz Bunkus (tex)

# Jim Rawlings <jim@your-dba.com> (DB2)

#======================================================================

# This file has undergone whitespace cleanup.

#======================================================================

# main package

#======================================================================

use Math::BigFloat lib=>'GMP';

use LedgerSMB::Sysconfig;

package Form;

sub new {

    my $type = shift;

    my $argstr = shift;

    read(STDIN, $_, $ENV{CONTENT_LENGTH});

    if ($argstr){

         $_ = $argstr;

}

    elsif ($ENV{QUERY_STRING}) {

        $_ = $ENV{QUERY_STRING};

}

    elsif ($ARGV[0]) {

        $_ = $ARGV[0];

}

    my $self = {};

    %$self = split /[&=]/;

    for (keys %$self) { $self->{$_} = unescape("", $self->{$_}) }

    if (substr($self->{action}, 0, 1) !~ /( |\.)/) {

        $self->{action} = lc $self->{action};

        $self->{action} =~ s/( |-|,|\#|\/|\.$)/_/g;

}

    $self->{menubar} = 1 if $self->{path} =~ /lynx/i;

#menubar will be deprecated, replaced with below

    $self->{lynx} = 1 if $self->{path} =~ /lynx/i;

    $self->{version} = "1.2.0 Release Candidate 1";

    $self->{dbversion} = "1.2.0";

    bless $self, $type;

}

sub debug {

    my ($self, $file) = @_;

    if ($file) {

        open(FH, '>', "$file") or die $!;

        for (sort keys %$self) { print FH "$_ = $self->{$_}\n" }

        close(FH);

    } else {

        print "\n";

        for (sort keys %$self) { print "$_ = $self->{$_}\n" }

}

sub encode_all {

# TODO;

}

sub decode_all {

# TODO

}

sub escape {

    my ($self, $str, $beenthere) = @_;

# for Apache 2 we escape strings twice

    if (($ENV{SERVER_SIGNATURE} =~ /Apache\/2\.(\d+)\.(\d+)/) && !$beenthere) {

        $str = $self->escape($str, 1) if $1 == 0 && $2 < 44;

}

    $str =~ s/([^a-zA-Z0-9_.-])/sprintf("%%%02x", ord($1))/ge;

$str;

}

sub unescape {

    my ($self, $str) = @_;

    $str =~ tr/+/ /;

    $str =~ s/\\$//;

    $str =~ s/%([0-9a-fA-Z]{2})/pack("c",hex($1))/eg;

    $str =~ s/\r?\n/\n/g;

$str;

}

sub quote {

    my ($self, $str) = @_;

    if ($str && ! ref($str)) {

        $str =~ s/"/&quot;/g;

}

$str;

}

sub unquote {

    my ($self, $str) = @_;

    if ($str && ! ref($str)) {

        $str =~ s/&quot;/"/g;

}

$str;

}

sub hide_form {

    my $self = shift;

    if (@_) {

        for (@_) { 

            print qq|<input type="hidden" name="$_" value="|.$self->quote($self->{$_}).qq|" />\n| 

}

    } else {

        delete $self->{header};

        for (sort keys %$self) { 

            print qq|<input type="hidden" name="$_" value="|.$self->quote($self->{$_}).qq|" />\n| 

}

sub error {

    my ($self, $msg) = @_;

    if ($ENV{HTTP_USER_AGENT}) {

        $self->{msg} = $msg;

        $self->{format} = "html";

        $self->format_string('msg');

        delete $self->{pre};

        if (!$self->{header}) {

            $self->header;

}

        print qq|<body><h2 class="error">Error!</h2> <p><b>$self->{msg}</b></body>|;

exit;

    } else {

        if ($ENV{error_function}) {

            &{ $ENV{error_function} }($msg);

        } else {

            die "Error: $msg\n";

}

sub info {

    my ($self, $msg) = @_;

    if ($ENV{HTTP_USER_AGENT}) {

        $msg =~ s/\n/<br>/g;

        delete $self->{pre};

        if (!$self->{header}) {

            $self->header;

            print qq| <body>|;

            $self->{header} = 1;

}

        print "<b>$msg</b>";

    } else {

        if ($ENV{info_function}) {

            &{ $ENV{info_function} }($msg);

        } else {

            print "$msg\n";

}

sub numtextrows {

    my ($self, $str, $cols, $maxrows) = @_;

    my $rows = 0;

    for (split /\n/, $str) { 

        $rows += int (((length) - 2)/$cols) + 1 

}

    $maxrows = $rows unless defined $maxrows;

    return ($rows > $maxrows) ? $maxrows : $rows;

}

sub dberror {

    my ($self, $msg) = @_;

    $self->error("$msg\n".$DBI::errstr);

}

sub isblank {

    my ($self, $name, $msg) = @_;

    $self->error($msg) if $self->{$name} =~ /^\s*$/;

}

sub header {

    my ($self, $init, $headeradd) = @_;

    return if $self->{header};

    my ($stylesheet, $favicon, $charset);

    if ($ENV{HTTP_USER_AGENT}) {

        if ($self->{stylesheet} && (-f "css/$self->{stylesheet}")) {

            $stylesheet = qq|<link rel="stylesheet" href="css/$self->{stylesheet}" type="text/css" title="LedgerSMB stylesheet" />\n|;

}

        if ($self->{charset}) {

            $charset = qq|<meta http-equiv="content-type" content="text/html; charset=$self->{charset}" />\n|;

}

        $self->{titlebar} = ($self->{title}) ? "$self->{title} - $self->{titlebar}" : $self->{titlebar};

        print qq|Content-Type: text/html\n\n

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"

"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">

<head>

    <title>$self->{titlebar}</title>

    <meta http-equiv="Pragma" content="no-cache" />

    <meta http-equiv="Expires" content="-1" />

    <link rel="shortcut icon" href="favicon.ico" type="image/x-icon" />

$stylesheet

$charset

    <meta name="robots" content="noindex,nofollow" />

$headeradd

</head>

        $self->{pre} \n|;

}

    $self->{header} = 1;

}

sub redirect {

    my ($self, $msg) = @_;

    use List::Util qw(first);

    if ($self->{callback} || !$msg){

main::redirect();

    } else {

        $self->info($msg);

}

sub sort_columns {

    my ($self, @columns) = @_;

    if ($self->{sort}) {

        if (@columns) {

            @columns = grep !/^$self->{sort}$/, @columns;

            splice @columns, 0, 0, $self->{sort};

}

@columns;

}

sub sort_order {

    my ($self, $columns, $ordinal) = @_;

# setup direction

    if ($self->{direction}) {

        if ($self->{sort} eq $self->{oldsort}) {

            if ($self->{direction} eq 'ASC') {

                $self->{direction} = "DESC";

            } else {

                $self->{direction} = "ASC";

}

    } else {

        $self->{direction} = "ASC";

}

    $self->{oldsort} = $self->{sort};

    my @a = $self->sort_columns(@{$columns});

    if (%$ordinal) {

        $a[0] = ($ordinal->{$a[$_]}) ? "$ordinal->{$a[0]} $self->{direction}" : "$a[0] $self->{direction}";

        for (1 .. $#a) { 

            $a[$_] = $ordinal->{$a[$_]} if $ordinal->{$a[$_]} 

}

    } else {

        $a[0] .= " $self->{direction}";

}

    $sortorder = join ',', @a;

$sortorder;

}

sub format_amount {

    my ($self, $myconfig, $amount, $places, $dash) = @_;

    my $negative ;

    if ($amount){

        $amount = $self->parse_amount($myconfig, $amount);

        $negative = ($amount < 0);

        $amount =~ s/-//;

}

    if ($places =~ /\d+/) {

#$places = 4 if $places == 2;

        $amount = $self->round_amount($amount, $places);

}

# is the amount negative

# Parse $myconfig->{numberformat}

    my ($ts, $ds) = ($1, $2);

    if ($amount) {

        if ($myconfig->{numberformat}) {

            my ($whole, $dec) = split /\./, "$amount";

            $amount = join '', reverse split //, $whole;

            if ($places) {

                $dec .= "0" x $places;

                $dec = substr($dec, 0, $places);

}

            if ($myconfig->{numberformat} eq '1,000.00') {

                $amount =~ s/\d{3,}?/$&,/g;

                $amount =~ s/,$//;

                $amount = join '', reverse split //, $amount;

                $amount .= "\.$dec" if ($dec ne "");

}

            if ($myconfig->{numberformat} eq '1 000.00') {

                $amount =~ s/\d{3,}?/$& /g;

                $amount =~ s/\s$//;

                $amount = join '', reverse split //, $amount;

                $amount .= "\.$dec" if ($dec ne "");

}

            if ($myconfig->{numberformat} eq "1'000.00") {

                $amount =~ s/\d{3,}?/$&'/g;

                $amount =~ s/'$//;

                $amount = join '', reverse split //, $amount;

                $amount .= "\.$dec" if ($dec ne "");

}

            if ($myconfig->{numberformat} eq '1.000,00') {

                $amount =~ s/\d{3,}?/$&./g;

                $amount =~ s/\.$//;

                $amount = join '', reverse split //, $amount;

                $amount .= ",$dec" if ($dec ne "");

}

            if ($myconfig->{numberformat} eq '1000,00') {

                $amount = "$whole";

                $amount .= ",$dec" if ($dec ne "");

}

            if ($myconfig->{numberformat} eq '1000.00') {

                $amount = "$whole";

                $amount .= ".$dec" if ($dec ne "");

}

            if ($dash =~ /-/) {

                $amount = ($negative) ? "($amount)" : "$amount";

            } elsif ($dash =~ /DRCR/) {

                $amount = ($negative) ? "$amount DR" : "$amount CR";

            } else {

                $amount = ($negative) ? "-$amount" : "$amount";

}

    } else {

        if ($dash eq "0" && $places) {

            if ($myconfig->{numberformat} eq '1.000,00') {

                $amount = "0".","."0" x $places;

            } else {

                $amount = "0"."."."0" x $places;

}

        } else {

            $amount = ($dash ne "") ? "$dash" : "";

}

$amount;

}

sub parse_amount {

    my ($self, $myconfig, $amount) = @_;

    if (($amount eq '') or ($amount eq undef)) {

        $amount = 0;

}

    if (UNIVERSAL::isa($amount, 'Math::BigFloat')){ # Amount may not be an object   

        return $amount;

}

    my $numberformat = $myconfig->{numberformat};

    if (($numberformat eq '1.000,00') ||

        ($numberformat eq '1000,00')) {

        $amount =~ s/\.//g;

        $amount =~ s/,/./;

}

    if ($numberformat eq '1 000.00'){

        $amount =~ s/\s//g;

}

    if ($numberformat eq "1'000.00") {

        $amount =~ s/'//g;

}

    $amount =~ s/,//g;

    if ($amount =~ s/\((\d*\.?\d*)\)/$1/){

        $amount = $1 * -1;

}

    if ($amount =~ s/(\d*\.?\d*)\s?DR/$1/){

        $amount = $1 * -1;

}

    $amount =~ s/\s?CR//;

    $amount = new Math::BigFloat($amount);

    return ($amount * 1);

}

sub round_amount {

    my ($self, $amount, $places) = @_;

# These rounding rules follow from the previous implementation.

# They should be changed to allow different rules for different accounts.

    Math::BigFloat->round_mode('+inf') if $amount >= 0;

    Math::BigFloat->round_mode('-inf') if $amount < 0;

    $amount = Math::BigFloat->new($amount)->ffround(-$places) if $places >= 0;

    $amount = Math::BigFloat->new($amount)->ffround(-($places-1)) if $places < 0;

    return $amount;

}

sub callproc {

    my $procname = shift @_;

    my $argstr = "";

    my @results;

    for (1 .. $#_){

        $argstr .= "?, ";

}

    $argstr =~ s/\, $//;

    $query = "SELECT $procname";

    $query =~ s/\(\)/$argstr/;

    my $sth = $self->{dbh}->prepare($query);

    while (my $ref = $sth->fetchrow_hashref(NAME_lc)){

        push @results, $ref;

}

@results;

}

sub get_my_emp_num {

    my ($self, $myconfig, $form) = @_;

    %myconfig = %{$myconfig};

    my $dbh = $form->{dbh};

# we got a connection, check the version

    my $query = qq|

SELECT employeenumber FROM employee

WHERE login = ?|;

    my $sth = $dbh->prepare($query);

    $sth->execute($form->{login}) || $form->dberror($query);

    $sth->execute;

    my ($id) = $sth->fetchrow_array;

    $sth->finish;

    $form->{'emp_num'} = $id;

}

sub parse_template {

    my ($self, $myconfig) = @_;

    my ($chars_per_line, $lines_on_first_page, $lines_on_second_page) = (0, 0, 0);

    my ($current_page, $current_line) = (1, 1);

    my $pagebreak = "";

    my $sum = 0;

    my $subdir = "";

    my $err = "";

    my %include = ();

    my $ok;

    if ($self->{language_code}) {

        if ($self->{language_code} =~ /(\.\.|\/|\*)/){

            $self->error("Invalid Language Code");

}

        if (-f "$self->{templates}/$self->{language_code}/$self->{IN}") {

            open(IN, '<', "$self->{templates}/$self->{language_code}/$self->{IN}") or $self->error("$self->{IN} : $!");

        } else {

            open(IN, '<', "$self->{templates}/$self->{IN}") or $self->error("$self->{IN} : $!");

}

    } else {

        open(IN, "$self->{templates}/$self->{IN}") or $self->error("$self->{IN} : $!");

}

    @_ = <IN>;

    close(IN);

    $self->{copies} = 1 if (($self->{copies} *= 1) <= 0);

# OUT is used for the media, screen, printer, email

# for postscript we store a copy in a temporary file

    my $fileid = time;

    my $tmpfile = $self->{IN};

    $tmpfile =~ s/\./_$self->{fileid}./ if $self->{fileid};

    $self->{tmpfile} = "${LedgerSMB::Sysconfig::userspath}/${fileid}_${tmpfile}";

    my $temphash;

    if ($self->{format} =~ /(postscript|pdf)/ || $self->{media} eq 'email') {

        $temphash{out} = $self->{OUT};

        $self->{OUT} = "$self->{tmpfile}";

        $temphash{printmode} = $self->{printmode};

        $self->{printmode} = '>';

}

    if ($self->{OUT}) {

        open(OUT, $self->{printmode}, "$self->{OUT}") or $self->error("$self->{OUT} : $!");

    } else {

        open(OUT, ">-") or $self->error("STDOUT : $!");

        $self->header;

}

# first we generate a tmpfile

# read file and replace <?lsmb variable ?>

    while ($_ = shift) {

        $par = "";

        $var = $_;

# detect pagebreak block and its parameters

        if (/<\?lsmb pagebreak ([0-9]+) ([0-9]+) ([0-9]+) \?>/) {

            $chars_per_line = $1;

            $lines_on_first_page = $2;

            $lines_on_second_page = $3;

            while ($_ = shift) {

                last if (/<\?lsmb end pagebreak \?>/);

                $pagebreak .= $_;

}

        if (/<\?lsmb foreach /) {

# this one we need for the count

            chomp $var;

            $var =~ s/.*?<\?lsmb foreach (.+?) \?>/$1/;

            while ($_ = shift) {

                last if (/<\?lsmb end $var \?>/);

# store line in $par

                $par .= $_;

}

# display contents of $self->{number}[] array

            for $i (0 .. $#{ $self->{$var} }) {

                if ($var =~ /^(part|service)$/) {

                    next if $self->{$var}[$i] eq 'NULL';

}

# Try to detect whether a manual page break is necessary

# but only if there was a <?lsmb pagebreak ... ?> block before

                if ($var eq 'number' || $var eq 'part' || $var eq 'service') {

                    if ($chars_per_line && defined $self->{$var}) {

                        my $line;

                        my $lines = 0;

                        my @d = qw(description);

                        push @d, "itemnotes" if $self->{countitemnotes};

                        foreach my $item (@d) {

                            if ($self->{$item}[$i]) {

                                foreach $line (split /\r?\n/, $self->{$item}[$i]) {

$lines++;

                                    $lines += int(length($line) / $chars_per_line);

}

                        my $lpp;

                        if ($current_page == 1) {

                            $lpp = $lines_on_first_page;

                        } else {

                            $lpp = $lines_on_second_page;

}

# Yes we need a manual page break

                        if (($current_line + $lines) > $lpp) {

                            my $pb = $pagebreak;

# replace the special variables <?lsmb sumcarriedforward ?>

# and <?lsmb lastpage ?>

                            my $psum = $self->format_amount($myconfig, $sum, 2);

                            $pb =~ s/<\?lsmb sumcarriedforward \?>/$psum/g;

                            $pb =~ s/<\?lsmb lastpage \?>/$current_page/g;

# only "normal" variables are supported here

# (no <?lsmb if, no <?lsmb foreach, no <?lsmb include)

                            $pb =~ s/<\?lsmb (.+?) \?>/$self->{$1}/g;

# page break block is ready to rock

                            print(OUT $pb);

$current_page++;

                            $current_line = 1;

                            $lines = 0;

}

                        $current_line += $lines;

}

                    $sum += $self->parse_amount($myconfig, $self->{linetotal}[$i]);

}

# don't parse par, we need it for each line

                print OUT $self->format_line($par, $i);

}

next;

}

# if not comes before if!

        if (/<\?lsmb if not /) {

# check if it is not set and display

chop;

s/.*?<\?lsmb if not (.+?) \?>/$1/;

            if (! $self->{$_}) {

                while ($_ = shift) {

                    last if (/<\?lsmb end /);

# store line in $par

                    $par .= $_;

}

                $_ = $par;

            } else {

                while ($_ = shift) {

                    last if (/<\?lsmb end /);

}

next;

}

        if (/<\?lsmb if /) {

# check if it is set and display

chop;

s/.*?<\?lsmb if (.+?) \?>/$1/;

            if (/\s/) {

                @a = split;

                $ok = eval "$self->{$a[0]} $a[1] $a[2]";

            } else {

                $ok = $self->{$_};

}

            if ($ok) {

                while ($_ = shift) {

                    last if (/<\?lsmb end /);

# store line in $par

                    $par .= $_;

}

                $_ = $par;

            } else {

                while ($_ = shift) {

                    last if (/<\?lsmb end /);

}

next;

}

# check for <?lsmb include filename ?>

        if (/<\?lsmb include /) {

# get the filename

            chomp $var;

            $var =~ s/.*?<\?lsmb include (.+?) \?>/$1/;

# remove / .. for security reasons

            $var =~ s/(\/|\.\.)//g;

# assume loop after 10 includes of the same file

            next if ($include{$var} > 10);

            unless (open(INC, '<', "$self->{templates}/$self->{language_code}/$var")) {

                $err = $!;

                $self->cleanup;

                $self->error("$self->{templates}/$self->{language_code}/$var : $err");

}

            unshift(@_, <INC>);

            close(INC);

            $include{$var}++;

next;

}

        print OUT $self->format_line($_);

}

    close(OUT);

    delete $self->{countitemnotes};

# Convert the tex file to postscript

    if ($self->{format} =~ /(postscript|pdf)/) {

use Cwd;

        $self->{cwd} = cwd();

        $self->{tmpdir} = "$self->{cwd}/${LedgerSMB::Sysconfig::userspath}";

        $self->{tmpdir} = "${LedgerSMB::Sysconfig::userspath}" if

            ${LedgerSMB::Sysconfig::userspath} =~ /^\//;

        unless (chdir("${LedgerSMB::Sysconfig::userspath}")) {

            $err = $!;

            $self->cleanup;

            $self->error("chdir : $err");

}

        $self->{tmpfile} =~ s/${LedgerSMB::Sysconfig::userspath}\///g;

        $self->{errfile} = $self->{tmpfile};

        $self->{errfile} =~ s/tex$/err/;

        my $r = 1;

        if ($self->{format} eq 'postscript') {

        system("latex --interaction=nonstopmode $self->{tmpfile} > $self->{errfile}");

        while ($self->rerun_latex) {

            system("latex --interaction=nonstopmode $self->{tmpfile} > $self->{errfile}");

            last if ++$r > 4;

}

        $self->{tmpfile} =~ s/tex$/dvi/;

        $self->error($self->cleanup) if ! (-f $self->{tmpfile});

        system("dvips $self->{tmpfile} -o -q");

            $self->error($self->cleanup."dvips : $!") if ($?);

            $self->{tmpfile} =~ s/dvi$/ps/;

}

        if ($self->{format} eq 'pdf') {

            system("pdflatex --interaction=nonstopmode $self->{tmpfile} > $self->{errfile}");

            while ($self->rerun_latex) {

                system("pdflatex --interaction=nonstopmode $self->{tmpfile} > $self->{errfile}");

                last if ++$r > 4;

}

            $self->{tmpfile} =~ s/tex$/pdf/;

            $self->error($self->cleanup) if ! (-f $self->{tmpfile});

}

    if ($self->{format} =~ /(postscript|pdf)/ || $self->{media} eq 'email') {

        if ($self->{media} eq 'email') {

            use LedgerSMB::Mailer;

            my $mail = new Mailer;

            for (qw(cc bcc subject message version format charset)) { 

                $mail->{$_} = $self->{$_} 

}

            $mail->{to} = qq|$self->{email}|;

            $mail->{from} = qq|"$myconfig->{name}" <$myconfig->{email}>|;

            $mail->{notify} = $self->{notify};

            $mail->{fileid} = "$fileid.";

# if we send html or plain text inline

            if (($self->{format} =~ /(html|txt)/) && 

                ($self->{sendmode} eq 'inline')) {

                my $br = "";

                $br = "<br>" if $self->{format} eq 'html';

                $mail->{contenttype} = "text/$self->{format}";

                $mail->{message} =~ s/\r?\n/$br\n/g;

                $myconfig->{signature} =~ s/\\n/$br\n/g;

                $mail->{message} .= "$br\n-- $br\n$myconfig->{signature}\n$br" if $myconfig->{signature};

                unless (open(IN, '<', $self->{tmpfile})) {

                    $err = $!;

                    $self->cleanup;

                    $self->error("$self->{tmpfile} : $err");

}

                while (<IN>) {

                    $mail->{message} .= $_;

}

                close(IN);

            } else {

                @{ $mail->{attachments} } = ($self->{tmpfile});

                $myconfig->{signature} =~ s/\\n/\n/g;

                $mail->{message} .= "\n-- \n$myconfig->{signature}" if $myconfig->{signature};

}

            if ($err = $mail->send) {

                $self->cleanup;

                $self->error($err);

}

        } else {

            $self->{OUT} = $temphash{out};

            $self->{printmode} = $temphash{printmode} if $temphash{printmode};

            unless (open(IN, '<', $self->{tmpfile})) {

                $err = $!;

                $self->cleanup;

                $self->error("$self->{tmpfile} : $err");

}

            binmode(IN);

            $self->{copies} = 1 if $self->{media} =~ /(screen|email|queue)/;

            chdir("$self->{cwd}");

            for my $i (1 .. $self->{copies}) {

                if ($self->{OUT}) {

                    unless (open(OUT, $self->{printmode}, $self->{OUT})) {

                        $err = $!;

                        $self->cleanup;

                        $self->error("$self->{OUT} : $err");

}

                } else {

# launch application

                    print qq|Content-Type: application/$self->{format}\n|.

                          qq|Content-Disposition: attachment; filename="$self->{tmpfile}"\n\n|;

                    unless (open(OUT, ">-")) {

                        $err = $!;

                        $self->cleanup;

                        $self->error("STDOUT : $err");

}

                binmode(OUT);

                while (<IN>) {

                    print OUT $_;

}

                close(OUT);

                seek IN, 0, 0;

}

            close(IN);

}

        $self->cleanup;

}

sub format_line {

    my $self = shift;

    $_ = shift;

    my $i = shift;

    my $str;

    my $newstr;

    my $pos;

    my $l;

    my $lf;

    my $line;

    my $var = "";

    my %a;

    my $offset;

    my $pad;

    my $item;

    while (/<\?lsmb (.+?) \?>/) {

%a = ();

        foreach $item (split / /, $1) {

            my ($key, $value) = split /=/, $item;

            if ($value ne "") {

                $a{$key} = $value;

            } else {

                $var = $item;

}

        $str = (defined $i) ? $self->{$var}[$i] : $self->{$var};

        $newstr = $str;

        $self->{countitemnotes} = 1 if $var eq 'itemnotes';

        $var = $1;

        if ($var =~ /^if\s+not\s+/) {

            if ($str) {

                $var =~ s/if\s+not\s+//;

s/<\?lsmb if\s+not\s+$var \?>.*?(<\?lsmb end\s+$var \?>|$)//s;

            } else {

s/<\?lsmb $var \?>//;

}

next;

}

        if ($var =~ /^if\s+/) {

            if ($str) {

s/<\?lsmb $var \?>//;

            } else {

                $var =~ s/if\s+//;

s/<\?lsmb if\s+$var \?>.*?(<\?lsmb end\s+$var \?>|$)//s;

}

next;

}

        if ($var =~ /^end\s+/) {

s/<\?lsmb $var \?>//;

next;

}

        if ($a{align} || $a{width} || $a{offset}) {

            $newstr = "";

            $offset = 0;

            $lf = "";

            foreach $str (split /\n/, $str) {

                $line = $str;

                $l = length $str;

do {

                    if (($pos = length $str) > $a{width}) {

                        if (($pos = rindex $str, " ", $a{width}) > 0) {

                            $line = substr($str, 0, $pos);

}

                        $pos = length $str if $pos == -1;

}

                    $l = length $line;

# pad left, right or center

                    $l = ($a{width} - $l);

                    $pad = " " x $l;


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