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Fold subj2html.pl into emp2html.pl

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This commit is contained in:
Markus Armbruster 2013-05-11 15:49:11 +02:00
parent 320c8072fc
commit 955bdeb223
3 changed files with 56 additions and 162 deletions
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7
Make.mk
View file

@ -62,8 +62,6 @@ include $(srcdir)/info/subjects.mk
# Abbreviations # Abbreviations
topics := $(patsubst %.t,%,$(notdir $(tsrc))) topics := $(patsubst %.t,%,$(notdir $(tsrc)))
info := $(topics) $(subjects) all TOP info := $(topics) $(subjects) all TOP
subjects.html := $(addprefix info.html/, $(addsuffix .html, $(subjects)))
topics.html := $(addprefix info.html/, $(addsuffix .html, $(topics)))
scripts := $(srcdir)/src/scripts scripts := $(srcdir)/src/scripts
depcomp := $(SHELL) $(srcdir)/depcomp depcomp := $(SHELL) $(srcdir)/depcomp
tarball := $(SHELL) -e $(scripts)/tarball tarball := $(SHELL) -e $(scripts)/tarball
@ -295,7 +293,7 @@ info.nr/%: info/%.t
# Pipes in make are a pain. The "test -s" catches obvious errors. # Pipes in make are a pain. The "test -s" catches obvious errors.
info.html/%.html: info/%.t info.html/%.html: info/%.t
perl $(filter %.pl, $^) $< >$@ perl $(srcdir)/info/emp2html.pl $< >$@
### Explicit rules ### Explicit rules
@ -345,8 +343,7 @@ info.html/all.html: info.nr/all info/ls2html.pl
$(info.nr): info/CRT.MAC info/INFO.MAC info/Blank.awk $(info.nr): info/CRT.MAC info/INFO.MAC info/Blank.awk
$(subjects.html) info.html/TOP.html: info/subj2html.pl $(info.html): info/emp2html.pl
$(topics.html): info/emp2html.pl
info.ps: info/TROFF.MAC info/INFO.MAC $(ttop) $(tsubj) $(tsrc) info.ps: info/TROFF.MAC info/INFO.MAC $(ttop) $(tsubj) $(tsrc)
groff $^ >$@ groff $^ >$@

57
info/emp2html.pl
View file

@ -1,10 +1,47 @@
#!/usr/local/bin/perl #!/usr/bin/perl
#
# Empire - A multi-player, client/server Internet based war game.
# Copyright (C) 1986-2013, Dave Pare, Jeff Bailey, Thomas Ruschak,
# Ken Stevens, Steve McClure, Markus Armbruster
#
# Empire is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# ---
#
# See files README, COPYING and CREDITS in the root of the source
# tree for related information and legal notices. It is expected
# that future projects/authors will amend these files as needed.
#
# ---
#
# emp2html.pl: Convert info source to HTML
#
# Known contributors to this file:
# Drake Diedrich, 1996
# Markus Armbruster, 2004-2013
#
# Usage: emp2html.pl [INFO-FILE]
#
# Convert INFO-FILE (or else standard input) to HTML on standard output.
use strict; use strict;
use warnings; use warnings;
my $in_nf = 0;
my $esc = "\\"; my $esc = "\\";
my $ignore = 0; my $ignore = 0;
my $is_subj;
my @a; my @a;
print "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01//EN\"\n"; print "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01//EN\"\n";
@ -19,6 +56,13 @@ line: while (<>) {
@a = req($_); @a = req($_);
if (!@a) { if (!@a) {
if ($is_subj && $in_nf) {
while ($_ =~ /[A-Za-z0-9\-\.]+/g) {
print htmlify("$`");
print anchor("$&");
$_="$'";
}
}
print htmlify($_), "\n" unless $ignore; print htmlify($_), "\n" unless $ignore;
next line; next line;
} }
@ -33,6 +77,7 @@ line: while (<>) {
if ($a[1] eq "TH") { if ($a[1] eq "TH") {
@a = checkarg(2, @a); @a = checkarg(2, @a);
$is_subj = $a[2] eq 'Subject' || $a[2] eq 'Info';
$a[3] = htmlify($a[3]); $a[3] = htmlify($a[3]);
print "<title>$a[2] : $a[3]</title>\n"; print "<title>$a[2] : $a[3]</title>\n";
print "</head>\n"; print "</head>\n";
@ -55,6 +100,12 @@ line: while (<>) {
next line; next line;
} }
if ($a[1] eq "L" && $is_subj) {
$a[2] =~ / /;
print "<br>" . anchor("$`") . " $'\n";
next line;
}
if ($a[1] =~ /^LV?$/) { if ($a[1] =~ /^LV?$/) {
@a = checkarg(1, @a); @a = checkarg(1, @a);
$a[2] = htmlify($a[2]); $a[2] = htmlify($a[2]);
@ -66,8 +117,8 @@ line: while (<>) {
if ($a[1] eq "eo") { $esc = 0; next line; } if ($a[1] eq "eo") { $esc = 0; next line; }
if ($a[1] eq "ec") { $esc = $#a == 1 ? "\\" : $a[2]; next line; } if ($a[1] eq "ec") { $esc = $#a == 1 ? "\\" : $a[2]; next line; }
if ($a[1] =~ /NF|nf/i) { printf (("<p><pre>\n")); next line; } if ($a[1] =~ /NF|nf/i) { $in_nf = 1; printf (("<p><pre>\n")); next line; }
if ($a[1] =~ /FI|fi/i) { printf (("</pre><p>\n")); next line; } if ($a[1] =~ /FI|fi/i) { $in_nf = 0; printf (("</pre><p>\n")); next line; }
if ($a[1] eq "s1") { printf (("<hr><p>\n")); next line; } if ($a[1] eq "s1") { printf (("<hr><p>\n")); next line; }
if ($a[1] eq "br") { printf "<br>\n"; next line; } if ($a[1] eq "br") { printf "<br>\n"; next line; }

154
info/subj2html.pl
View file

@ -1,154 +0,0 @@
#!/usr/local/bin/perl
use strict;
use warnings;
my $dome = 0;
my $esc="\\";
my @a;
print "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01//EN\"\n";
print " \"http://www.w3.org/TR/html4/strict.dtd\">\n";
print "<html>\n";
print "<head>\n";
line: while (<>) {
chomp; # strip record separator
s/([^\\](\\\\)*)\\\".*/$1/g; # strip comments
@a = req($_);
if (!@a) {
if ($dome) {
while ($_ =~ /[A-Za-z0-9\-\.]+/g) {
print htmlify("$`");
print anchor("$&");
$_="$'";
}
}
print htmlify($_), "\n";
next line;
}
# requests
if ($a[1] eq "TH") {
@a = checkarg(2, @a);
$a[3] = htmlify($a[3]);
print "<title>$a[2] : $a[3]</title>\n";
print "</head>\n";
print "<body>\n";
print "<h1>$a[2] : $a[3]</h1>\n";
print "<p>\n";
next line;
}
if ($a[1] eq "SY") {
@a = checkarg(1, @a);
$a[2] = htmlify($a[2]);
print "<samp>[##:##] Command : </samp><KBD>$a[2]</KBD><p>\n";
next line;
}
if ($a[1] eq "EX") {
my $str = htmlify(join(' ',@a[2..$#a]));
print "<br><samp>[##:##] Command : </samp><kbd>$str</kbd><p>\n";
next line;
}
if ($a[1] eq "L") {
$a[2] =~ / /;
print "<br>" . anchor("$`") . " $'\n";
next line;
}
if ($a[1] eq "eo") { $esc = 0; next line; }
if ($a[1] eq "ec") { $esc = $#a == 1 ? "\\" : $a[2]; next line; }
if ($a[1] =~ /NF|nf/i) { $dome = 1; printf (("<p><pre>\n")); next line; }
if ($a[1] =~ /FI|fi/i) { $dome = 0; printf (("</pre><p>\n")); next line; }
if ($a[1] eq "s1") { printf (("<hr><p>\n")); next line; }
if ($a[1] eq "br") { printf "<br>\n"; next line; }
if ($a[1] eq "SA") {
@a = checkarg(1, @a);
@a = split(/[\: \"\,\.]+/, $a[2]);
for my $a (@a) {
$a = anchor($a);
}
print "<p>See also : ", join("\n, ", @a), "\n";
}
# ignore unknown request
}
print "</body>\n";
print "</html>\n";
sub req {
local ($_) = @_;
if (/^([\.\'])[ \t]*([^ ]*) *(.*)/) {
my @a = ($1, $2);
$_ = $3;
while (/\G(\"((\\.|[^\\\"])*)(\"|\Z))|\G(([^ ]|\\.)+) */g) {
push(@a, $2 || $5);
}
return @a;
}
return ();
}
sub checkarg {
my ($n, @a) = @_;
warn "extra arguments for $a[1] ignored" if $#a > $n+1;
warn "missing arguments for $a[1] supplied" if $#a < $n+1;
while ($#a < $n+1) {
push @a, "";
}
return @a;
}
sub anchor {
local ($_) = @_;
# FIXME don't create dangling links here
return "<a href=\"$_.html\">$_</a>";
}
# Translate HTML special characters into escape sequences
sub htmlify {
local ($_) = @_;
die "funny escape character `$esc' not supported"
if $esc && $esc ne "\\";
# translate some troff escapes
s/\\&//g if $esc; # zero width space character
# escape HTML special characters
s/\&/&amp;/g;
s/\</&lt;/g;
s/\>/&gt;/g;
# delete form feed
s/\f//g;
return $_ unless $esc;
# translate more troff escapes
s/\\e/&\#92;/g; # escape character
# turn quoted strings that look like info names into links
# tacky...
while (/(\\\*Q)([A-Za-z0-9\-\.]+)(\\\*U)/) {
$_ = $` . anchor($2) . "$'";
}
while (/(\"info )([A-Za-z0-9\-\.]+)/) {
$_ = "$`\"info " . anchor($2) . "$'";
}
# tranlate more troff escapes and strings
s/\\\*Q/<em>/g;
s/\\\*U/<\/em>/g;
s/\\fI/<em>/g;
s/\\fR/<\/em><\/em>/g;
s/\\fB/<strong>/g;
s/\\fP/<\/strong><\/em>/g;
s/\\\*\(bF/<strong>/g; # bold font
s/\\\*\(pF/<\/strong><\/em>/g; # pica font
s/\\\*\(nF/<\/strong><\/em>/g; # normal font
s/\\\*\(iF/<em>/g; # italic font
s/\\\(mu/x/g; # multiply symbol
s/\\ /&nbsp;/g; # non breaking space
return $_;
}