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|
#! /usr/bin/perl
eval '(exit $?0)' && eval 'exec perl -w -S $0 ${1+"$@"}'
& eval 'exec perl -w -S $0 $argv:q'
if 0;
# ******************************************************************
# Author: Chad Elliott
# Date: 2/16/2006
# $Id$
# ******************************************************************
# ******************************************************************
# Pragma Section
# ******************************************************************
use strict;
use FileHandle;
use FindBin;
use File::Spec;
use File::Basename;
my $basePath = $FindBin::Bin;
if ($^O eq 'VMS') {
$basePath = File::Spec->rel2abs(dirname($0)) if ($basePath eq '');
$basePath = VMS::Filespec::unixify($basePath);
}
$basePath = dirname($basePath);
unshift(@INC, $basePath . '/modules');
require ProjectCreator;
require TemplateParser;
# ******************************************************************
# Data Section
# ******************************************************************
my %keywords;
my %arrow_op;
my $ifmod = 0;
my $formod = 0;
my $cmod = 50;
my %keycolors = (0 => [160, 32, 240],
1 => [255, 50, 50],
2 => [50, 50, 255],
);
my $version = '1.3';
# ******************************************************************
# Subroutine Section
# ******************************************************************
sub setup_keywords {
## Get the main MPC keywords
my $keywords = ProjectCreator::getKeywords();
foreach my $key (keys %$keywords) {
$keywords{$key} = 0;
}
## Get the pseudo template variables
my $pjc = new ProjectCreator();
$keywords = $pjc->get_command_subs();
foreach my $key (keys %$keywords) {
$keywords{$key} = 0;
}
## Get the template function names
$keywords = TemplateParser::getKeywords();
foreach my $key (keys %$keywords) {
$keywords{$key} = 0;
}
## Get the template parser arrow operator keys
$keywords = TemplateParser::getArrowOp();
foreach my $key (keys %$keywords) {
$arrow_op{$key} = 0;
}
## These TemplateParser keywords need special values so
## that the color coding will recognize these as different
## from the rest of the keywords
foreach my $key ('if', 'else', 'endif') {
$keywords{$key} = 1;
}
foreach my $key ('foreach', 'forfirst',
'fornotfirst', 'fornotlast', 'forlast', 'endfor') {
$keywords{$key} = 2;
}
}
sub convert_to_html {
my $line = shift;
$line =~ s/&/&/g;
$line =~ s/</</g;
$line =~ s/>/>/g;
$line =~ s/"/"/g;
$line =~ s/ / /g;
$line =~ s/\t/ /g;
$line =~ s/\n/<br>/;
return $line;
}
sub usageAndExit {
print "highlight_template.pl v$version\n",
"Usage: ", basename($0), " <template> [html output]\n\n",
"This script will color highlight the template provided using\n",
"varying colors for the different keywords, variables and text.\n",
"Nested if's and foreach's will have slightly different colors.\n";
exit(0);
}
# ******************************************************************
# Main Section
# ******************************************************************
my $status = 0;
my $fh = new FileHandle();
my $input = $ARGV[0];
my $output = $ARGV[1];
usageAndExit() if (!defined $input || $input =~ /^-/);
if (!defined $output) {
$output = $input;
$output =~ s/\.mpd$//;
$output .= '.html';
}
if (open($fh, $input)) {
setup_keywords();
my $deftxt = 'black';
my @codes;
while(<$fh>) {
my $len = length($_);
for(my $start = 0; $start < $len;) {
my $sindex = index($_, '<%', $start);
if ($sindex >= 0) {
my $left = substr($_, $start, $sindex - $start);
if ($left ne '') {
push(@codes, [$deftxt, $left]);
}
my $eindex = index($_, '%>', $sindex);
if ($eindex >= $sindex) {
$eindex += 2;
}
else {
$eindex = $len;
}
my $part = substr($_, $sindex, $eindex - $sindex);
my $key = substr($part, 2, length($part) - 4);
my $name = $key;
my $color = 'green';
my @entry;
if ($key =~ /^([^\(]+)\(.*\)/) {
$name = $1;
if (defined $keywords{$name}) {
@entry = @{$keycolors{$keywords{$1}}};
}
}
elsif (defined $keywords{$key}) {
@entry = @{$keycolors{$keywords{$key}}};
}
else {
foreach my $ao (keys %arrow_op) {
if ($key =~ /^$ao/) {
@entry = @{$keycolors{$arrow_op{$ao}}};
last;
}
}
}
if (defined $entry[0]) {
if ($name eq 'if') {
$ifmod++;
$entry[0] -= ($cmod * ($ifmod - 1));
}
elsif ($name eq 'endif') {
$entry[0] -= ($cmod * ($ifmod - 1));
$ifmod-- if ($ifmod > 0);
}
elsif (defined $keywords{$name} &&
$keywords{$name} == $keywords{'if'}) {
$entry[0] -= ($cmod * ($ifmod - 1));
}
elsif ($name eq 'foreach') {
$formod++;
$entry[2] -= ($cmod * ($formod - 1));
}
elsif ($name eq 'endfor') {
$entry[2] -= ($cmod * ($formod - 1));
$formod-- if ($formod > 0);
}
elsif (defined $keywords{$name} &&
$keywords{$name} == $keywords{'foreach'}) {
$entry[2] -= ($cmod * ($formod - 1));
}
foreach my $entry (@entry) {
$entry = 0 if ($entry < 0);
}
$color = '#' . sprintf("%02x%02x%02x", @entry);
}
push(@codes, [$color, $part]);
$start = $eindex;
}
else {
my $part = substr($_, $start, $len - $start);
push(@codes, [$deftxt, $part]);
$start += ($len - $start);
}
}
}
close($fh);
if (open($fh, ">$output")) {
print $fh "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\">\n",
"<html><head><title>", basename($input), "</title></head>\n",
"<body>\n";
foreach my $code (@codes) {
$$code[1] = convert_to_html($$code[1]);
my $newline = ($$code[1] =~ s/<br>//);
print $fh ($$code[1] ne '' ?
"<font color=\"$$code[0]\">$$code[1]</font>" : ''),
($newline ? "<br>\n" : '');
}
print $fh "</body></html>\n";
}
else {
print STDERR "ERROR: Unable to open $output for writing\n";
++$status;
}
}
else {
print STDERR "ERROR: Unable to open $input for reading\n";
++$status;
}
exit($status);
|
