forked from github/kensanata.oddmuse
61 lines
2.0 KiB
Perl
61 lines
2.0 KiB
Perl
# Copyright (C) 2004 Alex Schroeder <alex@emacswiki.org>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the
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# Free Software Foundation, Inc.
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# 59 Temple Place, Suite 330
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# Boston, MA 02111-1307 USA
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use strict;
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AddModuleDescription('headers.pl', 'Header Markup Extension');
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our ($q, $bol, %RuleOrder, @MyRules, $PortraitSupportColor, $PortraitSupportColorDiv);
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# After toc.pl but before usemod.pl
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push(@MyRules, \&HeadersRule);
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$RuleOrder{\&HeadersRule} = 95;
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# The trickiest part is the first rule. It finds titles like the following:
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#
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# foo
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# ---
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#
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# This assumes that --- is not found at the beginning of a line.
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# Normally this is used as an M-dash in the middle of text with no
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# surrounding whitespace---like this.
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#
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# Similarly, the horizontal rule requires an empty preceding line to
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# work. We'll see how it goes. ;)
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sub HeadersRule {
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my $oldpos = pos;
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if ($bol && (m/\G((.+?)[ \t]*\n(---+|===+)[ \t]*\n)/gc)) {
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my $html = CloseHtmlEnvironments() . ($PortraitSupportColorDiv ? '</div>' : '');
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if (substr($3,0,1) eq '=') {
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$html .= $q->h2($2);
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} else {
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$html .= $q->h3($2);
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}
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$PortraitSupportColorDiv = 0;
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$PortraitSupportColor = 0;
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return $html . AddHtmlEnvironment('p');
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} elsif ($bol && m/\G(\s*\n)*----+[ \t]*\n?/cg) {
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my $html = CloseHtmlEnvironments() . ($PortraitSupportColorDiv ? '</div>' : '') . $q->hr();
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$PortraitSupportColorDiv = 0;
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$PortraitSupportColor = 0;
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return $html . AddHtmlEnvironment('p');
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}
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return;
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}
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