add news item for ikiwiki 3.20101129

[git.ikiwiki.info.git] / IkiWiki / Plugin / highlight.pm

diff --git a/IkiWiki/Plugin/highlight.pm b/IkiWiki/Plugin/highlight.pm
index 947fb692e5ab8fbe103f29a20d23fd969b47c235..9d05e9fcf49126c7d1f97d815e6c3435a82cd83a 100644 (file)
--- a/IkiWiki/Plugin/highlight.pm
+++ b/IkiWiki/Plugin/highlight.pm
@@ -6,16 +6,12 @@ use strict;
 use IkiWiki 3.00;
 use Encode;
 
-# locations of highlight's files
-my $filetypes="/etc/highlight/filetypes.conf";
-my $langdefdir="/usr/share/highlight/langDefs";
-
 sub import {
        hook(type => "getsetup", id => "highlight",  call => \&getsetup);
        hook(type => "checkconfig", id => "highlight", call => \&checkconfig);
        # this hook is used by the format plugin
-       hook(type => "htmlizefallback", id => "highlight", call =>
-               \&htmlizefallback);
+       hook(type => "htmlizeformat", id => "highlight", 
+               call => \&htmlizeformat, last => 1);
 }
 
 sub getsetup () {
@@ -32,9 +28,29 @@ sub getsetup () {
                        safe => 1,
                        rebuild => 1,
                },
+               filetypes_conf => {
+                       type => "string",
+                       example => "/etc/highlight/filetypes.conf",
+                       description => "location of highlight's filetypes.conf",
+                       safe => 0,
+                       rebuild => undef,
+               },
+               langdefdir => {
+                       type => "string",
+                       example => "/usr/share/highlight/langDefs",
+                       description => "location of highlight's langDefs directory",
+                       safe => 0,
+                       rebuild => undef,
+               },
 }
 
 sub checkconfig () {
+       if (! exists $config{filetypes_conf}) {
+               $config{filetypes_conf}="/etc/highlight/filetypes.conf";
+       }
+       if (! exists $config{langdefdir}) {
+               $config{langdefdir}="/usr/share/highlight/langDefs";
+       }
        if (exists $config{tohighlight}) {
                foreach my $file (split ' ', $config{tohighlight}) {
                        my @opts = $file=~s/^\.// ?
@@ -63,7 +79,7 @@ sub checkconfig () {
        }
 }
 
-sub htmlizefallback {
+sub htmlizeformat {
        my $format=lc shift;
        my $langfile=ext2langfile($format);
 
@@ -80,14 +96,29 @@ my %highlighters;
 
 # Parse highlight's config file to get extension => language mappings.
 sub read_filetypes () {
-       open (IN, $filetypes);
-       while (<IN>) {
-               chomp;
-               if (/^\$ext\((.*)\)=(.*)$/) {
-                       $ext2lang{$_}=$1 foreach $1, split ' ', $2;
+       open (my $f, $config{filetypes_conf}) || error("$config{filetypes_conf}: $!");
+       local $/=undef;
+       my $config=<$f>;
+       close $f;
+
+       # highlight >= 3.2 format (bind-style)
+       while ($config=~m/Lang\s*=\s*\"([^"]+)\"[,\s]+Extensions\s*=\s*{([^}]+)}/sg) {
+               my $lang=$1;
+               foreach my $bit (split ',', $2) {
+                       $bit=~s/.*"(.*)".*/$1/s;
+                       $ext2lang{$bit}=$lang;
+               }
+       }
+
+       # highlight < 3.2 format
+       if (! keys %ext2lang) {
+               foreach (split("\n", $config)) {
+                       if (/^\$ext\((.*)\)=(.*)$/) {
+                               $ext2lang{$_}=$1 foreach $1, split ' ', $2;
+                       }
                }
        }
-       close IN;
+
        $filetypes_read=1;
 }
 
@@ -97,12 +128,12 @@ sub read_filetypes () {
 sub ext2langfile ($) {
        my $ext=shift;
 
-       my $langfile="$langdefdir/$ext.lang";
+       my $langfile="$config{langdefdir}/$ext.lang";
        return $langfile if exists $highlighters{$langfile};
 
        read_filetypes() unless $filetypes_read;
        if (exists $ext2lang{$ext}) {
-               return "$langdefdir/$ext2lang{$ext}.lang";
+               return "$config{langdefdir}/$ext2lang{$ext}.lang";
        }
        # If a language only has one common extension, it will not
        # be listed in filetypes, so check the langfile.