Allow autoindex files to be written into the transient underlay

[ikiwiki.git] / IkiWiki / Plugin / autoindex.pm

diff --git a/IkiWiki/Plugin/autoindex.pm b/IkiWiki/Plugin/autoindex.pm
index 0e30b9900e1ea3011789ddc6561961d610208773..d0261858104cdc2783709c7fafda468b94b975b4 100644 (file)
--- a/IkiWiki/Plugin/autoindex.pm
+++ b/IkiWiki/Plugin/autoindex.pm
@@ -3,51 +3,81 @@ package IkiWiki::Plugin::autoindex;
 
 use warnings;
 use strict;
-use IkiWiki 2.00;
+use IkiWiki 3.00;
 use Encode;
 
-sub import { #{{{
+sub import {
        hook(type => "getsetup", id => "autoindex", call => \&getsetup);
        hook(type => "refresh", id => "autoindex", call => \&refresh);
-} # }}}
+       IkiWiki::loadplugin("transient");
+}
 
-sub getsetup () { #{{{
+sub getsetup () {
        return
                plugin => {
                        safe => 1,
                        rebuild => 0,
                },
-} #}}}
+               autoindex_commit => {
+                       type => "boolean",
+                       example => 1,
+                       default => 1,
+                       description => "commit autocreated index pages",
+                       safe => 1,
+                       rebuild => 0,
+               },
+}
 
-sub genindex ($) { #{{{
+sub genindex ($) {
        my $page=shift;
-       my $file=$page.".".$config{default_pageext};
-       my $template=template("autoindex.tmpl");
-       $template->param(page => $page);
-       writefile($file, $config{srcdir}, $template->output);
-       if ($config{rcs}) {
-               IkiWiki::rcs_add($file);
-       }
-} #}}}
+       my $file=newpagefile($page, $config{default_pageext});
+
+       add_autofile($file, "autoindex", sub {
+                       my $message = sprintf(gettext("creating index page %s"),
+                               $page);
+                       debug($message);
 
-sub refresh () { #{{{
+                       my $dir = $config{srcdir};
+                       if (! $config{autoindex_commit}) {
+                               $dir = $IkiWiki::Plugin::transient::transientdir;
+                       }
+
+                       my $template = template("autoindex.tmpl");
+                       $template->param(page => $page);
+                       writefile($file, $dir, $template->output);
+
+                       if ($config{rcs} && $config{autoindex_commit}) {
+                               IkiWiki::disable_commit_hook();
+                               IkiWiki::rcs_add($file);
+                               IkiWiki::rcs_commit_staged(message => $message);
+                               IkiWiki::enable_commit_hook();
+                       }
+               });
+}
+
+sub refresh () {
        eval q{use File::Find};
        error($@) if $@;
+       eval q{use Cwd};
+       error($@) if $@;
+       my $origdir=getcwd();
 
        my (%pages, %dirs);
        foreach my $dir ($config{srcdir}, @{$config{underlaydirs}}, $config{underlaydir}) {
+               chdir($dir) || next;
+
                find({
                        no_chdir => 1,
                        wanted => sub {
-                               $_=decode_utf8($_);
-                               if (IkiWiki::file_pruned($_, $dir)) {
+                               my $file=decode_utf8($_);
+                               $file=~s/^\.\/?//;
+                               return unless length $file;
+                               if (IkiWiki::file_pruned($file)) {
                                        $File::Find::prune=1;
                                }
                                elsif (! -l $_) {
-                                       my ($f)=/$config{wiki_file_regexp}/; # untaint
+                                       my ($f) = $file =~ /$config{wiki_file_regexp}/; # untaint
                                        return unless defined $f;
-                                       $f=~s/^\Q$dir\E\/?//;
-                                       return unless length $f;
                                        return if $f =~ /\._([^.]+)$/; # skip internal page
                                        if (! -d _) {
                                                $pages{pagename($f)}=1;
@@ -57,28 +87,45 @@ sub refresh () { #{{{
                                        }
                                }
                        }
-               }, $dir);
+               }, '.');
+
+               chdir($origdir) || die "chdir $origdir: $!";
        }
 
-       my @needed;
-       foreach my $dir (keys %dirs) {
-               if (! exists $pages{$dir} && grep /^$dir\/.*/, keys %pages) {
-                       push @needed, $dir;
-               }
+       # Compatibility code.
+       #
+       # {deleted} contains pages that have been deleted at some point.
+       # This plugin used to delete from the hash sometimes, but no longer
+       # does; in [[todo/autoindex_should_use_add__95__autofile]] Joey
+       # thought the old behaviour was probably a bug.
+       #
+       # The effect of listing a page in {deleted} was to avoid re-creating
+       # it; we migrate these pages to {autofile} which has the same effect.
+       # However, {autofile} contains source filenames whereas {deleted}
+       # contains page names.
+       my %deleted;
+       if (ref $wikistate{autoindex}{deleted}) {
+               %deleted=%{$wikistate{autoindex}{deleted}};
+               delete $wikistate{autoindex}{deleted};
+       }
+        elsif (ref $pagestate{index}{autoindex}{deleted}) {
+               # an even older version
+               %deleted=%{$pagestate{index}{autoindex}{deleted}};
+               delete $pagestate{index}{autoindex};
        }
-       
-       if (@needed) {
-               if ($config{rcs}) {
-                       IkiWiki::disable_commit_hook();
+
+       if (keys %deleted) {
+               foreach my $dir (keys %deleted) {
+                       my $file=newpagefile($dir, $config{default_pageext});
+                       $wikistate{autoindex}{autofile}{$file} = 1;
                }
-               genindex($_) foreach @needed;
-               if ($config{rcs}) {
-                       IkiWiki::rcs_commit_staged(
-                               gettext("automatic index generation"),
-                               undef, undef);
-                       IkiWiki::enable_commit_hook();
+       }
+
+       foreach my $dir (keys %dirs) {
+               if (! exists $pages{$dir} && grep /^$dir\/.*/, keys %pages) {
+                       genindex($dir);
                }
        }
-} #}}}
+}
 
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