#**************************************************************
#  
#  Licensed to the Apache Software Foundation (ASF) under one
#  or more contributor license agreements.  See the NOTICE file
#  distributed with this work for additional information
#  regarding copyright ownership.  The ASF licenses this file
#  to you under the Apache License, Version 2.0 (the
#  "License"); you may not use this file except in compliance
#  with the License.  You may obtain a copy of the License at
#  
#    http://www.apache.org/licenses/LICENSE-2.0
#  
#  Unless required by applicable law or agreed to in writing,
#  software distributed under the License is distributed on an
#  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
#  KIND, either express or implied.  See the License for the
#  specific language governing permissions and limitations
#  under the License.
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#**************************************************************



package installer::ziplist;

use installer::existence;
use installer::exiter;
use installer::globals;
use installer::logger;
use installer::parameter;
use installer::remover;
use installer::systemactions;

#################################################
# Getting data from path file and zip list file
#################################################

sub getproductblock
{
	my ($fileref, $search, $inheritance) = @_;

	my @searchblock = ();
	my $searchexists = 0;
	my $record = 0;
	my $count = 0;
	my $line;
    my $inh = $inheritance ? '(?::\s*(\S+)\s*)?' : "";
    my $parent;

	for ( my $i = 0; $i <= $#{$fileref}; $i++ )
	{
		$line = ${$fileref}[$i];
	
		if ( $line =~ /^\s*\Q$search\E\s*$inh$/i )		# case insensitive 
		{
			$record = 1;
			$searchexists = 1;
            $parent = $1 if $inheritance;
		}

		if ($record)
		{
			push(@searchblock, $line);
		}
	
		if ( ($record) && ($line =~ /\{/) )
		{
			$count++;
		} 
		
		if ( ($record) && ($line =~ /\}/) )
		{
			$count--;
		} 
	
		if ( ($record) && ($line =~ /\}/) && ( $count == 0 ) )
		{
			$record = 0;
		}
	}

	if (( ! $searchexists ) && ( $search ne $installer::globals::globalblock ))
	{
		if ($search eq $installer::globals::product )
		{
			installer::exiter::exit_program("ERROR: Product $installer::globals::product not defined in $installer::globals::ziplistname", "getproductblock");
		}
		elsif ($search eq $installer::globals::compiler )
		{
			installer::exiter::exit_program("ERROR: Compiler $installer::globals::compiler not defined in $installer::globals::pathfilename", "getproductblock");
		}
		else	# this is not possible
		{
			installer::exiter::exit_program("ERROR: Unknown value for $search in getproductblock()", "getproductblock");
		}
	}

	return (\@searchblock, $parent);
}

###############################################
# Analyzing the settings in the zip list file
###############################################

sub analyze_settings_block
{
	my ($blockref) = @_;

	my @newsettingsblock = ();
	my $compilerstring = "";
	my $record = 1;
	my $counter = 0;

	# Allowed values in settings block:
	# "Settings", "Variables", "unix" (for destination path and logfile)
	# Furthermore allowed values are $installer::globals::build (srx645) and $installer::globals::compiler (pro and nonpro (unxsols4.pro))
	
	# Comment line in settings block begin with "#" or ";"

	if ( $installer::globals::pro )
	{
		$compilerstring = $installer::globals::compiler . ".pro";
	}
	else
	{
		$compilerstring = $installer::globals::compiler;
	}

	for ( my $i = 0; $i <= $#{$blockref}; $i++ )
	{
		my $line = ${$blockref}[$i];
		my $nextline = "";
		
		if ( ${$blockref}[$i+1] ) { $nextline = ${$blockref}[$i+1]; }

		# removing comment lines

		if (($line =~ /^\s*\#/) || ($line =~ /^\s*\;/)) 
		{
			next;	
		}
		
		# complete blocks of unknows strings are not recorded

		if ((!($line =~ /^\s*\Q$compilerstring\E\s*$/i)) &&
			(!($line =~ /^\s*\Q$installer::globals::build\E\s*$/i)) &&
			(!($line =~ /^\s*\bSettings\b\s*$/i)) &&
			(!($line =~ /^\s*\bVariables\b\s*$/i)) &&
			(!($line =~ /^\s*\bunix\b\s*$/i)) &&
			($nextline =~ /^\s*\{\s*$/i))
		{
			$record = 0;
			next;			# continue with next $i
		}

		if (!( $record ))
		{
			if ($line =~ /^\s*\{\s*$/i)
			{
				$counter++;	
			}

			if ($line =~ /^\s*\}\s*$/i)
			{
				$counter--;	
			}
			
			if ($counter == 0)
			{
				$record = 1;
				next;	# continue with next $i
			}
		}

		if ($record)
		{
			push(@newsettingsblock, $line);
		}
	}	

	return \@newsettingsblock;
}

########################################
# Settings in zip list file
########################################

sub get_settings_from_ziplist
{
	my ($blockref) = @_;

	my @allsettings = ();
	my $isvariables = 0;
	my $counter = 0;
	my $variablescounter = 0;

	# Take all settings from the settings block
	# Do not take the variables from the settings block
	# If a setting is defined more than once, take the 
	# setting with the largest counter (open brackets)

	for ( my $i = 0; $i <= $#{$blockref}; $i++ )
	{
		my $line = ${$blockref}[$i];
		my $nextline = "";

		if ( ${$blockref}[$i+1] ) { $nextline = ${$blockref}[$i+1]; }

		if (($line =~ /^\s*\S+\s*$/i) && 
			($nextline =~ /^\s*\{\s*$/i) && 
			(!($line =~ /^\s*Variables\s*$/i)))
		{
			next;
		}

		if ($line =~ /^\s*Variables\s*$/i)
		{
			# This is a block of variables
			
			$isvariables = 1;
			next;
		}

		if ($line =~ /^\s*\{\s*$/i)
		{
			if ($isvariables)
			{
				$variablescounter++;
			}
			else
			{
				$counter++;
			}	

			next;
		}

		if ($line =~ /^\s*\}\s*$/i)
		{
			if ($isvariables)
			{
				$variablescounter--;
				
				if ($variablescounter == 0)
				{
					$isvariables = 0;
				}
			}
			else
			{
				$counter--;
			}	

			next;	
		}
		
		if ($isvariables)
		{
			next;
		}

		installer::remover::remove_leading_and_ending_whitespaces(\$line);
		
		$line .= "\t##$counter##\n";
		
		push(@allsettings, $line);
	}

	return \@allsettings;	
}

#######################################
# Variables from zip list file
#######################################

sub get_variables_from_ziplist
{
	my ($blockref) = @_;

	my @allvariables = ();
	my $isvariables = 0;
	my $counter = 0;
	my $variablescounter = 0;
	my $countersum = 0;
	
	# Take all variables from the settings block
	# Do not take the other settings from the settings block
	# If a variable is defined more than once, take the 
	# variable with the largest counter (open brackets)

	for ( my $i = 0; $i <= $#{$blockref}; $i++ )
	{
		my $line = ${$blockref}[$i];
		my $nextline = ${$blockref}[$i+1];

		if ($line =~ /^\s*Variables\s*$/i)
		{
			# This is a block of variables
			
			$isvariables = 1;
			next;
		}

		if ($line =~ /^\s*\{\s*$/i)
		{
			if ($isvariables)
			{
				$variablescounter++;
			}
			else
			{
				$counter++;
			}	

			next;
		}

		if ($line =~ /^\s*\}\s*$/i)
		{
			if ($isvariables)
			{
				$variablescounter--;
				
				if ($variablescounter == 0)
				{
					$isvariables = 0;
				}
			}
			else
			{
				$counter--;
			}	

			next;	
		}
		
		if (!($isvariables))
		{
			next;
		}

		$countersum = $counter + $variablescounter;

		installer::remover::remove_leading_and_ending_whitespaces(\$line);
		
		$line .= "\t##$countersum##\n";
		
		push(@allvariables, $line);
	}

	return \@allvariables;	
}

#######################################################################
# Removing multiple variables and settings, defined in zip list file
#######################################################################

sub remove_multiples_from_ziplist
{
	my ($blockref) = @_;

	# remove all definitions of settings and variables
	# that occur more than once in the zip list file.
	# Take the one with the most open brackets. This
	# number is stored at the end of the string.

	my @newarray = ();
	my @itemarray = ();
	my ($line, $itemname, $itemnumber);

	# first collecting all variables and settings names
	
	for ( my $i = 0; $i <= $#{$blockref}; $i++ )
	{
		$line = ${$blockref}[$i];

		if ($line =~ /^\s*\b(\S*)\b\s+.*\#\#\d+\#\#\s*$/i)
		{
			$itemname = $1;
		}
		
		if (! installer::existence::exists_in_array($itemname, \@itemarray))
		{
			push(@itemarray, $itemname);
		}
	}
	
	# and now all $items can be selected with the highest number

	for ( my $i = 0; $i <= $#itemarray; $i++ )
	{
		$itemname = $itemarray[$i];

		my $itemnumbermax = 0;
		my $printline = "";

		for ( my $j = 0; $j <= $#{$blockref}; $j++ )
		{			
			$line = ${$blockref}[$j];

			if ($line =~ /^\s*\Q$itemname\E\s+.*\#\#(\d+)\#\#\s*$/)
			{
				$itemnumber = $1;

				if ($itemnumber >= $itemnumbermax)
				{
					$printline = $line;
					$itemnumbermax = $itemnumber;
				}
			}
		}
		
		# removing the ending number from the printline
		# and putting it into the array
	
		$printline =~ s/\#\#\d+\#\#//;
		installer::remover::remove_leading_and_ending_whitespaces(\$line);
		push(@newarray, $printline); 
	}

	return \@newarray;	
}

#########################################################
# Reading one variable defined in the zip list file
#########################################################

sub getinfofromziplist
{
	my ($blockref, $variable) = @_;

	my $searchstring = "";
	my $line;

	for ( my $i = 0; $i <= $#{$blockref}; $i++ )
	{
		$line = ${$blockref}[$i];
		
		if ( $line =~ /^\s*\Q$variable\E\s+(.+?)\s*$/ )	# "?" for minimal matching
		{
			$searchstring = $1;
			last;
		}		
	}
	
	return \$searchstring;
}

####################################################
# Replacing variables in include path
####################################################

sub replace_all_variables_in_pathes
{
	my ( $patharrayref, $variableshashref ) = @_;
		
	for ( my $i = 0; $i <= $#{$patharrayref}; $i++ )
	{
		my $line = ${$patharrayref}[$i];

		my $key;

		foreach $key (keys %{$variableshashref})
		{
			my $value = $variableshashref->{$key};
			
			if (( $line =~ /\{$key\}/ ) && ( $value eq "" )) { $line = ".\n"; }
			
			$line =~ s/\{\Q$key\E\}/$value/g;			
		}
		
		${$patharrayref}[$i] = $line;
	}
}

####################################################
# Replacing minor in include path
####################################################

sub replace_minor_in_pathes
{
	my ( $patharrayref ) = @_;
	
	for ( my $i = 0; $i <= $#{$patharrayref}; $i++ )
	{
		my $line = ${$patharrayref}[$i];

		if ( ! defined $ENV{CWS_WORK_STAMP} and defined $ENV{UPDMINOR} )
#		if ( $installer::globals::minor )
		{
			$line =~ s/\{minor\}/$installer::globals::minor/g;			
			# no difference for minor and minornonpre (ToDo ?)
			$line =~ s/\{minornonpre\}/$installer::globals::minor/g;
		}
		else	# building without a minor
		{
			$line =~ s/\.\{minor\}//g;			
			$line =~ s/\.\{minornonpre\}//g;			
		}
		
		${$patharrayref}[$i] = $line;
	}
}

####################################################
# Replacing packagetype in include path
####################################################

sub replace_packagetype_in_pathes
{
	my ( $patharrayref ) = @_;
	
	for ( my $i = 0; $i <= $#{$patharrayref}; $i++ )
	{
		my $line = ${$patharrayref}[$i];

		if (( $installer::globals::installertypedir ) && ( $line =~ /\{pkgtype\}/ ))
		{
			$line =~ s/\{pkgtype\}/$installer::globals::installertypedir/g;			
		}
		
		${$patharrayref}[$i] = $line;
	}
}

####################################################
# Removing ending separators in pathes
####################################################

sub remove_ending_separator
{
	my ( $patharrayref ) = @_;
	
	for ( my $i = 0; $i <= $#{$patharrayref}; $i++ )
	{
		my $line = ${$patharrayref}[$i];
		
		installer::remover::remove_ending_pathseparator(\$line);
		
		$line =~ s/\s*$//;
		$line = $line . "\n";
		
		${$patharrayref}[$i] = $line;
	}
}

####################################################
# Replacing languages in include path
####################################################

sub replace_languages_in_pathes
{
	my ( $patharrayref, $languagesref ) = @_;

	installer::logger::include_header_into_logfile("Replacing languages in include pathes:");
	
	my @patharray = ();
	my $infoline = "";
	
	for ( my $i = 0; $i <= $#{$patharrayref}; $i++ )
	{
		my $line = ${$patharrayref}[$i];

		if ( $line =~ /\$\(LANG\)/ )
		{
			my $originalline = $line;
			my $newline = "";
			
			for ( my $j = 0; $j <= $#{$languagesref}; $j++ )
			{
				my $language = ${$languagesref}[$j];
				$line =~ s/\$\(LANG\)/$language/g;
				push(@patharray ,$line);
				$newdir = $line;
				$line = $originalline;
				
				installer::remover::remove_leading_and_ending_whitespaces(\$newline);

				# Is it necessary to refresh the global array, containing all files of all include pathes?
				if ( -d $newdir )
				{
					# Checking if $newdir is empty
					if ( ! installer::systemactions::is_empty_dir($newdir) )
					{
						$installer::globals::refresh_includepathes = 1;
						$infoline = "Directory $newdir exists and is not empty. Refreshing global file array is required.\n"; 
						push( @installer::globals::logfileinfo, $infoline);
					}
					else
					{
						$infoline = "Directory $newdir is empty. No refresh of global file array required.\n"; 
						push( @installer::globals::logfileinfo, $infoline);				
					}
				}
				else
				{
					$infoline = "Directory $newdir does not exist. No refresh of global file array required.\n"; 
					push( @installer::globals::logfileinfo, $infoline);			
				}
			}			
		}			
		else		# not language dependent include path
		{
			push(@patharray ,$line);
		}
	}
	
	return \@patharray;
}

#####################################################
# Collecting all files from all include paths
#####################################################

sub list_all_files_from_include_path
{
	my ( $patharrayref) = @_;
	
	installer::logger::include_header_into_logfile("Include pathes:");
	
	for ( my $i = 0; $i <= $#{$patharrayref}; $i++ )
	{
		my $path = ${$patharrayref}[$i];
		installer::remover::remove_leading_and_ending_whitespaces(\$path);
		my $infoline = "$path\n";
		push( @installer::globals::logfileinfo, $infoline);
	}

	push( @installer::globals::logfileinfo, "\n");
	
	return \@filesarray;
}

#####################################################
# Collecting all files from all include paths
#####################################################

sub set_manufacturer
{
	my ($allvariables) = @_;
	
	my $openofficeproductname = "Apache OpenOffice";
	my $sunname = "";
	
	
	if ( $allvariables->{'OPENSOURCE'} && $allvariables->{'OPENSOURCE'} == 1 )
	{
		$installer::globals::isopensourceproduct = 1;
		$installer::globals::manufacturer = $openofficeproductname;
		$installer::globals::longmanufacturer = $openofficeproductname;
	}
	else
	{
		$installer::globals::isopensourceproduct = 0;
		if (( $allvariables->{'DEFINEDMANUFACTURER'} ) && ( $allvariables->{'DEFINEDMANUFACTURER'} ne "" )) { $sunname = $allvariables->{'DEFINEDMANUFACTURER'}; }
		else { installer::exiter::exit_program("ERROR: Property DEFINEDMANUFACTURER has to be set for this product!", "set_manufacturer"); }
		$installer::globals::manufacturer = $sunname;
		$installer::globals::longmanufacturer = $sunname;
	}
	
	$allvariables->{'MANUFACTURER'} = $installer::globals::manufacturer;
}

##############################################################
# A ProductVersion has to be defined. If it is not set in
# zip.lst, it is set now to "1"
##############################################################

sub set_default_productversion_if_required
{
	my ($allvariables) = @_;

	if (!($allvariables->{'PRODUCTVERSION'}))
	{
		$allvariables->{'PRODUCTVERSION'} = 1;	# FAKE
	}
}

####################################################
# Removing .. in pathes
####################################################

sub simplify_path
{
	my ( $pathref ) = @_;

	my $oldpath = $$pathref;
	
	my $change = 0;
	
	while ( $oldpath =~ /(^.*)(\Q$installer::globals::separator\E.*\w+?)(\Q$installer::globals::separator\E\.\.)(\Q$installer::globals::separator\E.*$)/ )
	{
		my $part1 = $1;
		my $part2 = $4;
		$oldpath = $part1 . $part2;		
		$change = 1;
	}
	
	if ( $change ) { $$pathref = $oldpath . "\n"; } 
}

####################################################
# Removing ending separators in pathes
####################################################

sub resolve_relative_pathes
{
	my ( $patharrayref ) = @_;
	
	for ( my $i = 0; $i <= $#{$patharrayref}; $i++ )
	{
		installer::parameter::make_path_absolute(\${$patharrayref}[$i]);
		simplify_path(\${$patharrayref}[$i]);
	}
}

####################################################
# Replacing variables inside zip list variables
# Example: {milestone} to be replaced by
# $installer::globals::lastminor
####################################################

sub replace_variables_in_ziplist_variables
{
	my ($blockref) = @_;

	my $milestonevariable = $installer::globals::lastminor;
	$milestonevariable =~ s/m//;
	$milestonevariable =~ s/s/\./;

	my $localminor = $installer::globals::lastminor;
	if ( $installer::globals::minor ) { $localminor = $installer::globals::minor; }
	
	my $buildidstringcws = $installer::globals::build . $localminor . "(Build:" . $installer::globals::buildid . ")";

	# the environment variable CWS_WORK_STAMP is set only in CWS
	if ( $ENV{'CWS_WORK_STAMP'} ) { $buildidstringcws = $buildidstringcws . "\[CWS\:" . $ENV{'CWS_WORK_STAMP'} . "\]"; }

	for ( my $i = 0; $i <= $#{$blockref}; $i++ )
	{
		if ($installer::globals::lastminor) { ${$blockref}[$i] =~ s/\{milestone\}/$milestonevariable/; }
		else { ${$blockref}[$i] =~ s/\{milestone\}//; }
		if ( $localminor ) { ${$blockref}[$i] =~ s/\{minor\}/$localminor/; }
		else { ${$blockref}[$i] =~ s/\{minor\}//; }
		if ( $installer::globals::buildid ) { ${$blockref}[$i] =~ s/\{buildid\}/$installer::globals::buildid/; }
		else { ${$blockref}[$i] =~ s/\{buildid\}//; }
		if ( $installer::globals::build ) { ${$blockref}[$i] =~ s/\{buildsource\}/$installer::globals::build/; }
		else { ${$blockref}[$i] =~ s/\{build\}//; }
		${$blockref}[$i] =~ s/\{buildidcws\}/$buildidstringcws/;
	}
}

###########################################################
# Overwrite the vendor string in openoffice.lst that is defined in configure
###########################################################

sub overwrite_ooovendor
{
    my ($variableshashref) = @_;
    $variableshashref->{'OOOVENDOR'} = $ENV{'OOO_VENDOR'} , if( defined $ENV{'OOO_VENDOR'}  && $ENV{'OOO_VENDOR'} ne "" );
}

###########################################################
# Adding the lowercase variables into the variableshashref
###########################################################

sub add_variables_to_allvariableshashref
{
	my ($variableshashref) = @_;

	my $lcvariable = lc($variableshashref->{'PRODUCTNAME'});
	$variableshashref->{'LCPRODUCTNAME'} = $lcvariable;

	if ($variableshashref->{'SHORT_PRODUCTEXTENSION'})
	{
		$variableshashref->{'LCPRODUCTEXTENSION'} = "\-" . lc($variableshashref->{'SHORT_PRODUCTEXTENSION'}); # including the "-" !
	}
	else
	{
		$variableshashref->{'LCPRODUCTEXTENSION'} = "";		
	}

	if ( $installer::globals::patch ) { $variableshashref->{'PRODUCTADDON'} = $installer::globals::patchaddon; }
	elsif ( $installer::globals::languagepack ) { $variableshashref->{'PRODUCTADDON'} = $installer::globals::languagepackaddon; }
	else { $variableshashref->{'PRODUCTADDON'} = ""; }

	my $localbuild = $installer::globals::build;
	if ( $localbuild =~ /^\s*(\w+?)(\d+)\s*$/ ) { $localbuild = $2; }	# using "680" instead of "src680"
	$variableshashref->{'PRODUCTMAJOR'} = $localbuild;

	my $localminor = "";
	if ( $installer::globals::minor ne "" ) { $localminor = $installer::globals::minor; }
	else { $localminor = $installer::globals::lastminor; }
	if ( $localminor =~ /^\s*\w(\d+)\w*\s*$/ ) { $localminor = $1; }
	$variableshashref->{'PRODUCTMINOR'} = $localminor;

	$variableshashref->{'PRODUCTBUILDID'} = $installer::globals::buildid;
	$variableshashref->{'SYSTEM_LIBTEXTCAT_DATA'} = $ENV{'SYSTEM_LIBTEXTCAT_DATA'} , if( defined $ENV{'SYSTEM_LIBTEXTCAT_DATA'} && $ENV{'SYSTEM_LIBTEXTCAT_DATA'} ne "" );
}

1;