forked from github/kensanata.oddmuse
69 lines
2.3 KiB
Perl
69 lines
2.3 KiB
Perl
# Copyright (C) 2004 Alex Schroeder <alex@emacswiki.org>
|
|
#
|
|
# This program 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 2 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, write to the
|
|
# Free Software Foundation, Inc.
|
|
# 59 Temple Place, Suite 330
|
|
# Boston, MA 02111-1307 USA
|
|
|
|
use strict;
|
|
|
|
AddModuleDescription('setext.pl', 'SeText Extension');
|
|
|
|
our ($q, $bol, @MyRules, $PortraitSupportColorDiv);
|
|
|
|
push(@MyRules, \&SeTextRule);
|
|
|
|
# The trickiest part is the first rule. It finds titles like the following:
|
|
#
|
|
# foo
|
|
# ===
|
|
#
|
|
# It ignores the amount of whitespace after the title and the
|
|
# underlining, and it allows underlining using ==== or ----. The
|
|
# underlining has to be exactly as wide as the title itself. If it is
|
|
# too long or too short, the entire thing is not a title.
|
|
#
|
|
# If the length does not match, pos is reset and zero is returned so
|
|
# that the remaining rules will be tested instead.
|
|
|
|
my $word = '([-A-Za-z\x{0080}-\x{fffd}]+)';
|
|
sub SeTextRule {
|
|
my $oldpos = pos;
|
|
if ($bol && ((m/\G((.+?)[ \t]*\n(-+|=+)[ \t]*\n)/gc
|
|
and (length($2) == length($3)))
|
|
or ((pos = $oldpos) and 0))) {
|
|
my $html = CloseHtmlEnvironments() . ($PortraitSupportColorDiv ? '</div>' : '');
|
|
if (substr($3,0,1) eq '=') {
|
|
$html .= $q->h2($2);
|
|
} else {
|
|
$html .= $q->h3($2);
|
|
}
|
|
$PortraitSupportColorDiv = 0;
|
|
return $html . AddHtmlEnvironment('p');
|
|
} elsif ($bol && m/\G((> .*\n)+)/gc) {
|
|
my $text = $1;
|
|
return CloseHtmlEnvironments() . $q->pre($text) . AddHtmlEnvironment('p');
|
|
} elsif (m/\G\*\*($word( $word)*)\*\*/goc) {
|
|
return "<b>$1</b>";
|
|
} elsif (m/\G~$word~/goc) {
|
|
return "<i>$1</i>";
|
|
} elsif (m/\G\b_($word(_$word)*)_\b/goc) {
|
|
return '<em style="text-decoration: underline; font-style: normal;">'
|
|
. join(' ', split(/_/, $1)) . "</em>"; # don't clobber pos
|
|
} elsif (m/\G`_(.+)_`/gc) {
|
|
return $1;
|
|
}
|
|
return;
|
|
}
|