#!/usr/bin/perl -w

# Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved.

#

# Redistribution and use in source and binary forms, with or without

# modification, are permitted provided that the following conditions

# are met:

#

# 1.  Redistributions of source code must retain the above copyright

#     notice, this list of conditions and the following disclaimer. 

# 2.  Redistributions in binary form must reproduce the above copyright

#     notice, this list of conditions and the following disclaimer in the

#     documentation and/or other materials provided with the distribution. 

# 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of

#     its contributors may be used to endorse or promote products derived

#     from this software without specific prior written permission. 

#

# THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY

# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

# DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY

# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND

# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

# Script to generate HTML wrappers for JavaScript tests from templates

use strict;

use FindBin;

use lib $FindBin::Bin;

use File::Basename;

use File::Find;

use Getopt::Long;

use webkitdirs;

sub directoryFilter;

sub findTemplateFiles(@);

my $showHelp;

my $result = GetOptions(

    "help"       => \$showHelp,

);

if (!$result || $showHelp) {

    print STDERR basename($0) . " [-h|--help] [path ...]\n";

    exit 1;

}

setConfiguration();

my $productDir = productDir();

chdirWebKit();

my @templates = findTemplateFiles(@ARGV);

for my $tfile (@templates) {

    my $tpath = $tfile;

    my $templateDirectory;

    my $templateRelativePath;

    if ($tpath =~ s:/(script-tests)/TEMPLATE.html$::) {

        $templateDirectory = $1;

        $templateRelativePath = $1 . "/TEMPLATE.html";

    } else {

        print "Inappropriate position of a template: ${tpath}\n";

        next;

    }

    print "${tpath}\n";

    chdirWebKit();

    chdir($tpath);

    my @files;

    my $fileFilter = sub {

        push @files, $File::Find::name if substr($_, -3) eq ".js";

    };

    find({ preprocess => \&directoryFilter, wanted => $fileFilter }, $templateDirectory);

    open TEMPLATE, "<${templateRelativePath}";

    my $template = do { local $/; <TEMPLATE> };

    close TEMPLATE;

    my $templateNegative = $template;

    if (-e "${templateDirectory}/TEMPLATE-n.html") {

        open TEMPLATE, "<${templateDirectory}/TEMPLATE-n.html";

        $templateNegative = do { local $/; <TEMPLATE> };

        close TEMPLATE;

    }

    for my $file (@files) {

        my $html = $file;

        $html =~ s:${templateDirectory}/(.*)\.js:$1.html:;

        next if -f "$html-disabled";

        system("cat ${file} | tr '\\0' ' ' | grep -q 'successfullyParsed ='");

        if ($? != 0) {

            `echo "" >> "${file}"`;

            `echo "var successfullyParsed = true;" >> "${file}"`;

        }

        print "    ${html}\n";

        open HTML, ">$html";

        my $output = ($file =~ /-n\.js/) ? $templateNegative : $template;

        $output =~ s:YOUR_JS_FILE_HERE:$file:;

        print HTML $output;

        close HTML;

    }

}

exit 0;

sub directoryFilter

{

    return () if basename($File::Find::dir) eq ".svn";

    return @_;

}

sub findTemplateFiles(@) {

    my @args = @_;

    my @templateFiles;

    push @args, "LayoutTests" if scalar(@args) == 0;

    my @paths = map { -f $_ ? dirname($_) : $_ } @args;

    my $fileFilter = sub {

        push @templateFiles, $File::Find::name if $_ eq "TEMPLATE.html";

    };

    find({ preprocess => \&directoryFilter, wanted => $fileFilter }, @paths);

    return @templateFiles;

}