#!/usr/bin/perl

if ($#ARGV != 0) {
        die "Need one argument";
}

$filename = $ARGV[0];
unless ($filename =~ /\.kdevprj/) {
        die "Not a .kdevprj file";
}


$ingeneral = 0;
$inlfvgroups = 0;

open(FILE, "<$filename") || die "File not found";
while (<FILE>) {
        if (/\[General\]/) {
                $ingeneral = 1;
                $inlfvgroups = 0;
                $inbin = 0;
        } elsif (/\[LFV Groups\]/) {
                $ingeneral = 0;
                $inlfvgroups = 1;
                $inbin = 0;
        } elsif (/\[Config for BinMakefileAm\]/) {
                $ingeneral = 0;
                $inlfvgroups = 0;
                $inbin = 1;
        } elsif (/\[(.*)\]/) {
                push(@sourcefiles, $1);
                $ingeneral = 0;
                $inlfvgroups = 0;
                $inbin = 0;
        }

        if ($ingeneral) {
                if (/^author=(.*)/) {
                        $author = $1;
                } elsif (/^configure_args=(.*)/) {
                        $configure_args = $1;
                } elsif (/^email=(.*)/) {
                        $email = $1;
                } elsif (/^make_options=(.*)/) {
                        $make_options = $1;
                        if ($makeoptions =~ /-n/) {
                                $dontact = "true";
                        }
                        if ($makeoptions =~ /-j([0-9]+)/) {
                                $numberofjobs = $1;
                        }
                        if ($makeoptions =~ /-f/) {
                                $abortonerror = "true";
                        }
                } elsif (/^project_name=(.*)/) {
                        $project_name = $1;
                } elsif (/^project_type=(.*)/) {
                        $project_type = $1;
                } elsif (/^sub_dir=([^\/]*)/) {
                        $subdir = $1;
                }
        }

        if ($inlfvgroups) {
                if (/^groups=(.*)/) {
                        $lfvgroups = $1;
                } elsif (/(.*)=(.*)/) {
                        $group = $1;
                        $pattern = $2;
                        $pattern =~ s/^(.*),$/$1/;
                        $lfvgrouppattern{$group} = $pattern;
                }
        }

        if ($inbin) {
                if (/^bin_program=(.*)/) {
                        $bin_program = $1;
                } elsif (/^path_to_bin_program=(.*)/) {
                        $path_to_bin_program = $1;
                        $path_to_bin_program =~ s#^\./(.*)$#$1#;
                        $path_to_bin_program =~ s#^(.*)/#$1#;
                        $path_to_bin_program = $path_to_bin_program . "/";
                } elsif (/^cflags=(.*)/) {
                        $cflags = $1;
                } elsif (/^cxxflags=(.*)/) {
                        $cxxflags = $1;
                }
        }

}
close FILE;

# Choose language support
$primarylanguage = "C++";
if ($project_type eq "normal_c" 
    || $project_type eq "normal_gnome") {
        $primarylanguage = "C";
}

# Choose project management
$projectmanagement = "KDevCustomProject";
if ($project_type =~ /normal_kde|mini_kde|normalogl_kde|normal_kde2|mini_kde2|mdi_kde2/
    || $project_type =~ /kde2_normal|kicker_app|kio_slave|kc_module|kpart_plugin|ktheme/) {
        $projectmanagement = "KDevKDEAutoProject";
}
if ($project_type =~ /normal_cpp/) {
        $projectmanagement = "KDevAutoProject";
}

# Keywords
if ($project_type =~ /normal_kde|mini_kde|normalogl_kde|normal_kde2|mini_kde2|mdi_kde2/
    || $project_type =~ /kde2_normal|kicker_app|kio_slave|kc_module|kpart_plugin|ktheme/) {
        $keywords = $keywords . ",KDE";
}
if ($project_type =~ /normal_kde|mini_kde|normalogl_kde|normal_kde2|mini_kde2|mdi_kde2/
    || $project_type =~ /kde2_normal|kicker_app|kio_slave|kc_module|kpart_plugin|ktheme/
    || $project_type =~ /normal_qt|normal_qt2|mdi_qt2|mdi_qextmdi/) {
        $keywords = $keywords . ",Qt";
}


##
## Let's go: write project file
##

$projectfilename = $filename;
$projectfilename =~ s/^(.*)\.kdevprj$/$1.kdevelop/;
open(FILE, ">$projectfilename");

print FILE <<EOF;
<!DOCTYPE kdevelop>
<kdevelop>
 <general>
  <author>$author</author>
  <email>$email</email>
  <projectmanagement>$projectmanagement</projectmanagement>
  <primarylanguage>$primarylanguage</primarylanguage>
  <keywords>
EOF

foreach $key (split(/,/, $keywords)) {
        next if ($key eq "");
        print FILE <<EOF;
   <keyword>$key</keyword>
EOF
}

print FILE <<EOF;
  </keywords>
 </general>
EOF

# auto project specific

if ($projectmanagement eq "KDevAutoProject" || $projectmanagement eq "KDevKDEAutoProject") {
        print FILE <<EOF;
 <kdevautoproject>
  <general>
   <mainprogram>$path_to_bin_program$bin_program</mainprogram>
  </general>
  <configure>
   <configargs>$configure_args</configargs>
  </configure>
  <make>
   <abortonerror>$abortonerror</abortonerror>
   <numberofjobs>$numberofjobs</numberofjobs>
   <dontact>$dontact</dontact>
   <makebin/>
  </make>
  <compiler>
   <cflags>$cflags</cflags>
   <cxxflags>$cxxflags</cxxflags>
  </compiler>
 </kdevautoproject>
EOF
}

if ($project_management eq "KDevCustomProject") {
      print FILE <<EOF;
 <kdevcustomproject>
  <general>
   <mainprogram>$path_to_bin_program/$bin_program</mainprogram>
  </general>
  <make>
   <abortonerror>$abortonerror</abortonerror>
   <numberofjobs>$numberofjobs</numberofjobs>
   <dontact>$dontact</dontact>
   <makebin/>
  </make>
 </kdevcustomproject>
EOF
}


# file view
print FILE <<EOF;
 <kdevfileview>
  <groups>
EOF

for $group (split /,/, $lfvgroups) { 
        next if ($group eq "");
        $pattern = $lfvgrouppattern{$group};
        $pattern =~ s/,/;/g;
        print FILE <<EOF;
   <group pattern="$pattern" name="$group" />
EOF
}

print FILE <<EOF;
  </groups>
 </kdevfileview>
 <kdevdoctreeview>
  <ignoretocs>
   <toc>gtk</toc>
   <toc>gnustep</toc>
   <toc>python</toc>
   <toc>php</toc>
   <toc>perl</toc>
  </ignoretocs>
 </kdevdoctreeview>
EOF

if ($projectmanagement eq "KDevAutoProject"
    || $projectmanagement eq "KDevKDEAutoProject") {
        print FILE <<EOF;
 <kdevdebugger>
  <general>
   <dbgshell>libtool</dbgshell>
  </general>
 </kdevdebugger>
EOF
}

print FILE <<EOF;
</kdevelop>
EOF
close FILE;


##
## Write file list
##

if ($projectmanagement eq "KDevCustomProject") {
        $filelistfilename = $filename;
        $filelistfilename =~ s/^(.*).kdevprj$/$1.filelist/;
        open(FILE, ">$filelistfilename");
        for $file (@sourcefiles) {
                print FILE "$file\n";
        }
        close FILE;
}


##
## Convert templates
##

$projectdir = "";
if ($filename =~ m#(.*/)[^/]*#) {
        $projectdir = $1;
}

$oldtemplatedir = "${projectdir}$subdir/templates";

if (open(FILE, "$oldtemplatedir/cpp_template")) {
        mkdir "${projectdir}templates";
        if (open(OFILE, ">${projectdir}templates/cpp")) {
                  while(<FILE>) {
                          s/\|EMAIL\|/\$EMAIL\$/;
                          s/\|AUTHOR\|/\$AUTHOR\$/;
                          s/\|VERSION\|/\$VERSION\$/;
                          s/\|DATE\|/\$DATE\$/;
                          s/\|YEAR\|/\$YEAR\$/;
                          s/\|FILENAME\|/\$FILENAME\$/;
                          print OFILE $_;
                  }
                  close OFILE;
        }
        close FILE;
}

if (open(FILE, "$oldtemplatedir/header_template")) {
        mkdir "${projectdir}templates";
        if (open(OFILE, ">${projectdir}templates/h")) {
                  while(<FILE>) {
                          s/\|EMAIL\|/\$EMAIL\$/;
                          s/\|AUTHOR\|/\$AUTHOR\$/;
                          s/\|VERSION\|/\$VERSION\$/;
                          s/\|DATE\|/\$DATE\$/;
                          s/\|YEAR\|/\$YEAR\$/;
                          s/\|FILENAME\|/\$FILENAME\$/;
                          print OFILE $_;
                  }
                  close OFILE;
        }
        close FILE;
}