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#!/usr/bin/perl -w
use strict;
use Getopt::Long;
use File::Basename;
use File::Path;
our $inputDirectory;
our $outputDirectory;
our $outputScriptName;
our $outputStylesheetName;
our $derivedSourcesDirectory;
our $htmlDirectory;
our $htmlFile;
GetOptions('output-dir=s' => \$outputDirectory,
'output-script-name=s' => \$outputScriptName,
'output-style-name=s' => \$outputStylesheetName,
'derived-sources-dir=s' => \$derivedSourcesDirectory,
'input-dir=s' => \$inputDirectory,
'input-html-dir=s' => \$htmlDirectory,
'input-html=s' => \$htmlFile);
unless (defined $htmlFile and defined $derivedSourcesDirectory and defined $outputDirectory and (defined $outputScriptName or defined $outputStylesheetName)) {
print "Usage: $0 --input-html <path> --derived-sources-dir <path> --output-dir <path> [--output-script-name <name>] [--output-style-name <name>]\n";
exit;
}
$htmlDirectory = dirname($htmlFile) unless $htmlDirectory;
our $htmlContents;
{
local $/;
open HTML, $htmlFile or die;
$htmlContents = <HTML>;
close HTML;
}
$htmlContents =~ m/<head>(.*)<\/head>/si;
our $headContents = $1;
mkpath $outputDirectory;
sub concatinateFiles($$$)
{
my $filename = shift;
my $tagExpression = shift;
my $concatinatedTag = shift;
my $fileCount = 0;
open OUT, ">", "$outputDirectory/$filename" or die "Can't open $outputDirectory/$filename: $!";
while ($headContents =~ m/$tagExpression/gi) {
local $/;
open IN, "$htmlDirectory/$1" or open IN, "$derivedSourcesDirectory/$1" or die "Can't open $htmlDirectory/$1: $!";
print OUT "\n" if $fileCount++;
print OUT "/* $1 */\n\n";
print OUT <IN>;
close IN;
}
close OUT;
# Don't use \s so we can control the newlines we consume.
my $replacementExpression = "([\t ]*)" . $tagExpression . "[\t ]*\n+";
# Replace the first occurance with a token so we can inject the concatinated tag in the same place
# as the first file that got consolidated. This makes sure we preserve some order if there are other
# items in the head that we didn't consolidate.
$headContents =~ s/$replacementExpression/$1%CONCATINATED%\n/i;
$headContents =~ s/$replacementExpression//gi;
$headContents =~ s/%CONCATINATED%/$concatinatedTag/;
}
my $inputDirectoryPattern = "(?!External\/)[^\"]*";
$inputDirectoryPattern = $inputDirectory . "\/[^\"]*" if $inputDirectory;
concatinateFiles($outputStylesheetName, "<link rel=\"stylesheet\" href=\"($inputDirectoryPattern)\">", "<link rel=\"stylesheet\" href=\"$outputStylesheetName\">") if defined $outputStylesheetName;
concatinateFiles($outputScriptName, "<script src=\"($inputDirectoryPattern)\"><\/script>", "<script src=\"$outputScriptName\"></script>") if defined $outputScriptName;
$htmlContents =~ s/<head>.*<\/head>/<head>$headContents<\/head>/si;
open HTML, ">", "$outputDirectory/" . basename($htmlFile) or die "Can't open $outputDirectory/" . basename($htmlFile) . ": $!";
print HTML $htmlContents;
close HTML;
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