xref: /aoo42x/main/solenv/bin/modules/pre2par/work.pm (revision cdf0e10c)

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package pre2par::work;

use pre2par::exiter;
use pre2par::remover;
use pre2par::pathanalyzer;

############################################
# pre2par working module
############################################

############################################
# procedure to split a line, that contains
# more than one par file lines
############################################

sub split_line
{
	my ($line, $parfile) = @_;

	while ( $line =~ /^((?:[^"]|\"(?:[^"\\]|\\.)*\")*?\;\s+)\s*(.*)$/ )
	{
		my $oneline = $1;
		$line = $2;
		pre2par::remover::remove_leading_and_ending_whitespaces(\$oneline);
		$oneline = $oneline . "\n";
		push(@{$parfile}, $oneline);

		if ( $line =~ /^\s*End\s+(\w+.*$)/i )
		{
			$line = $1;
			push(@{$parfile}, "End\n\n");
		}
	}

	# the last line

	pre2par::remover::remove_leading_and_ending_whitespaces(\$line);
	$line = $line . "\n";
	push(@{$parfile}, $line);

	if ( $line =~ /^\s*End\s*$/i ) { push(@{$parfile}, "\n"); }
}

###################################################################
# Preprocessing the pre file to split all lines with semicolon
###################################################################

sub preprocess_macros
{
	my ($prefile) = @_;

	my @newprefile = ();

	for ( my $i = 0; $i <= $#{$prefile}; $i++ )
	{
		my $oneline = ${$prefile}[$i];
		if ( $oneline =~ /\;\s*\w+/ )
		{
			split_line($oneline, \@newprefile);
		}
		else
		{
			push(@newprefile, $oneline);
		}
	}

	return \@newprefile;
}

############################################
# main working procedure
############################################

sub convert
{
	my ($prefile) = @_;

	my @parfile = ();

	my $iscodesection = 0;
	my $ismultiliner = 0;
	my $globalline = "";

	# Preprocessing the pre file to split all lines with semicolon
	$prefile = preprocess_macros($prefile);

	for ( my $i = 0; $i <= $#{$prefile}; $i++ )
	{
		my $oneline = ${$prefile}[$i];

		if ($iscodesection)
		{
			if ( $oneline =~ /^\s*\}\;\s*$/ )
			{
				$iscodesection = 0;
			}
			else	# nothing to do for code inside a code section
			{
				push(@parfile, $oneline);
				next;
			 }
		}

		if ( $oneline =~ /^\s*$/ ) { next; }

		if ( $oneline =~ /^\s*Code\s+\=\s+\{/ )
		{
			$iscodesection = 1;
		}

		pre2par::remover::remove_leading_and_ending_whitespaces(\$oneline);

		my $insertemptyline = 0;

		if ( $oneline =~ /^\s*End\s*$/i ) { $insertemptyline = 1; }

		# Sometimes the complete file is in one line, then the gid line has to be separated

		if ( $oneline =~ /^\s*(\w+\s+\w+)\s+(\w+\s+\=.*$)/ )	# three words before the equal sign
		{
			my $gidline = $1;
			$oneline = $2;
			$gidline = $gidline . "\n";

			push(@parfile, $gidline);
		}

		if ( $oneline =~ /\;\s*\w+/ )
		{
			split_line($oneline, \@parfile);
			next;
		}

		# searching for lines with brackets, like Customs = { ..., which can be parted above several lines

		if ( $oneline =~ /^\s*\w+\s+\=\s*\(.*\)\s*\;\s*$/ )		# only one line
		{
			if (( ! ( $oneline =~ /^\s*Assignment\d+\s*\=/ )) && ( ! ( $oneline =~ /^\s*PatchAssignment\d+\s*\=/ )))
			{
				$oneline =~ s/\s//g;		# removing whitespaces in lists
				$oneline =~ s/\=/\ \=\ /;	# adding whitespace around equals sign
			}
		}

		if ( $oneline =~ /^\s*\w+\s+\=\s*$/ )
		{
			$oneline =~ s/\s*$//;
			pre2par::exiter::exit_program("Error: Illegal syntax, no line break after eqals sign allowed. Line: \"$oneline\"", "convert");
		}

		if (( $oneline =~ /^\s*\w+\s+\=\s*\(/ ) && (!( $oneline =~ /\)\s*\;\s*$/ )))	 # several lines
		{
			$ismultiliner = 1;
			$oneline =~ s/\s//g;
			$globalline .= $oneline;
			next;						# not including yet
		}

		if ( $ismultiliner )
		{
			$oneline =~ s/\s//g;
			$globalline .= $oneline;

			if ( $oneline =~ /\)\s*\;\s*$/ ) {	$ismultiliner = 0; }

			if (! ( $ismultiliner ))
			{
				$globalline =~ s/\=/\ \=\ /;	# adding whitespace around equals sign
				$globalline .= "\n";
				push(@parfile, $globalline);
				$globalline = "";
			}

			next;
		}

		$oneline = $oneline . "\n";

		$oneline =~ s/\s*\=\s*/ \= /;	# nice, to have only one whitespace around equal signs

        # Concatenate adjacent string literals:
        while ($oneline =~
               s/^((?:[^"]*
                      \"(?:[^\\"]|\\.)*\"
                      (?:[^"]*[^[:blank:]"][^"]*\"(?:[^\\"]|\\.)*\")*)*
                   [^"]*
                   \"(?:[^\\"]|\\.)*)
                 \"[[:blank:]]*\"
                 ((?:[^\\"]|\\.)*\")
                /\1\2/x)
        {}

		push(@parfile, $oneline);

		if ($insertemptyline) { push(@parfile, "\n"); }

	}

	return \@parfile;
}

############################################
# formatting the par file
############################################

sub formatter
{
	my ($parfile) = @_;

	my $iscodesection = 0;

	my $tabcounter = 0;
	my $isinsideitem = 0;
	my $currentitem;

	for ( my $i = 0; $i <= $#{$parfile}; $i++ )
	{
		my $oneline = ${$parfile}[$i];
		my $isitemline = 0;

		if (! $isinsideitem )
		{
			for ( my $j = 0; $j <= $#pre2par::globals::allitems; $j++ )
			{
				if ( $oneline =~ /^\s*$pre2par::globals::allitems[$j]\s+\w+\s*$/ )
				{
					$currentitem = $pre2par::globals::allitems[$j];
					$isitemline = 1;
					$isinsideitem = 1;
					$tabcounter = 0;
					last;
				}
			}
		}

		if ( $isitemline )
		{
			next;	# nothing to do
		}

		if ( $oneline =~ /^\s*end\s*$/i )
		{
			$isinsideitem = 0;
			$tabcounter--;
		}

		if ( $isinsideitem )
		{
			$oneline = "\t" . $oneline;
			${$parfile}[$i] = $oneline;
		}
	}
}

###################################################
# Returning the language file name
###################################################

sub getlangfilename
{
	return $pre2par::globals::langfilename;
}

###################################################
# Creating the ulf file name from the
# corresponding pre file name
###################################################

sub getulffilename
{
	my ($prefilename) = @_;

	my $ulffilename = $prefilename;
	$ulffilename =~ s/\.pre\s*$/\.ulf/;
	pre2par::pathanalyzer::make_absolute_filename_to_relative_filename(\$ulffilename);

	return $ulffilename;
}

############################################
# Checking if a file exists
############################################

sub fileexists
{
	my ($langfilename) = @_;

	my $fileexists = 0;

	if( -f $langfilename ) { $fileexists = 1; }

	return $fileexists;
}

############################################
# Checking the existence of ulf and
# jlf/mlf files
############################################

sub check_existence_of_langfiles
{
	my ($langfilename, $ulffilename) = @_;

	my $do_localize = 0;

	if (( fileexists($ulffilename) ) && ( ! fileexists($langfilename) )) { pre2par::exiter::exit_program("Error: Did not find language file $langfilename", "check_existence_of_langfiles"); }
	if (( fileexists($ulffilename) ) && ( fileexists($langfilename) )) { $do_localize = 1; }

	return $do_localize;
}

############################################
# Checking that the pre file has content
############################################

sub check_content
{
	my ($filecontent, $filename) = @_;

	if ( $#{$filecontent} < 0 ) { pre2par::exiter::exit_program("Error: $filename has no content!", "check_content"); }
}

############################################
# Checking content of par files.
# Currently only size.
############################################

sub diff_content
{
	my ($content1, $content2, $filename) = @_;

	if ( $#{$content1} != $#{$content2} ) { pre2par::exiter::exit_program("Error: $filename was not saved correctly!", "diff_content"); }
}

1;