web commit by http://jcflack.myopenid.com/

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

diff --git a/IkiWiki.pm b/IkiWiki.pm
index fdb62f7da028f88c139b76949427fb7867767b67..063cef8e09220dc2beaea0eabf1afea759368a31 100644 (file)
--- a/IkiWiki.pm
+++ b/IkiWiki.pm
@@ -1,23 +1,27 @@
 #!/usr/bin/perl
 
 package IkiWiki;
 #!/usr/bin/perl
 
 package IkiWiki;

+

 use warnings;
 use strict;
 use Encode;
 use HTML::Entities;
 use URI::Escape q{uri_escape_utf8};
 use POSIX;
 use warnings;
 use strict;
 use Encode;
 use HTML::Entities;
 use URI::Escape q{uri_escape_utf8};
 use POSIX;

+use Storable;

 use open qw{:utf8 :std};
 
 use vars qw{%config %links %oldlinks %pagemtime %pagectime %pagecase
 use open qw{:utf8 :std};
 
 use vars qw{%config %links %oldlinks %pagemtime %pagectime %pagecase

-            %renderedfiles %oldrenderedfiles %pagesources %destsources
-           %depends %hooks %forcerebuild $gettext_obj};
+           %pagestate %renderedfiles %oldrenderedfiles %pagesources
+           %destsources %depends %hooks %forcerebuild $gettext_obj};

 
 use Exporter q{import};
 our @EXPORT = qw(hook debug error template htmlpage add_depends pagespec_match
                  bestlink htmllink readfile writefile pagetype srcfile pagename
                  displaytime will_render gettext urlto targetpage
 
 use Exporter q{import};
 our @EXPORT = qw(hook debug error template htmlpage add_depends pagespec_match
                  bestlink htmllink readfile writefile pagetype srcfile pagename
                  displaytime will_render gettext urlto targetpage

-                 %config %links %renderedfiles %pagesources %destsources);
+                add_underlay
+                 %config %links %pagestate %renderedfiles
+                 %pagesources %destsources);

 our $VERSION = 2.00; # plugin interface version, next is ikiwiki version
 our $version='unknown'; # VERSION_AUTOREPLACE done by Makefile, DNE
 my $installdir=''; # INSTALLDIR_AUTOREPLACE done by Makefile, DNE
 our $VERSION = 2.00; # plugin interface version, next is ikiwiki version
 our $version='unknown'; # VERSION_AUTOREPLACE done by Makefile, DNE
 my $installdir=''; # INSTALLDIR_AUTOREPLACE done by Makefile, DNE


@@ -29,41 +33,30 @@ memoize("pagespec_translate");
 memoize("file_pruned");
 
 sub defaultconfig () { #{{{
 memoize("file_pruned");
 
 sub defaultconfig () { #{{{

-       wiki_file_prune_regexps => [qr/\.\./, qr/^\./, qr/\/\./,
+       return
+       wiki_file_prune_regexps => [qr/(^|\/)\.\.(\/|$)/, qr/^\./, qr/\/\./,

                qr/\.x?html?$/, qr/\.ikiwiki-new$/,
                qr/(^|\/).svn\//, qr/.arch-ids\//, qr/{arch}\//,
                qr/\.x?html?$/, qr/\.ikiwiki-new$/,
                qr/(^|\/).svn\//, qr/.arch-ids\//, qr/{arch}\//,

+               qr/(^|\/)_MTN\//,

                qr/\.dpkg-tmp$/],
                qr/\.dpkg-tmp$/],

-       wiki_link_regexp => qr{
-               \[\[                    # beginning of link
-               (?:
-                       ([^\]\|]+)      # 1: link text
-                       \|              # followed by '|'
-               )?                      # optional
-
-               ([^\s\]#]+)             # 2: page to link to
-               (?:
-                       \#              # '#', beginning of anchor
-                       ([^\s\]]+)      # 3: anchor text
-               )?                      # optional
-
-               \]\]                    # end of link
-       }x,

        wiki_file_regexp => qr/(^[-[:alnum:]_.:\/+]+$)/,
        web_commit_regexp => qr/^web commit (by (.*?(?=: |$))|from (\d+\.\d+\.\d+\.\d+)):?(.*)/,
        verbose => 0,
        syslog => 0,
        wikiname => "wiki",
        default_pageext => "mdwn",
        wiki_file_regexp => qr/(^[-[:alnum:]_.:\/+]+$)/,
        web_commit_regexp => qr/^web commit (by (.*?(?=: |$))|from (\d+\.\d+\.\d+\.\d+)):?(.*)/,
        verbose => 0,
        syslog => 0,
        wikiname => "wiki",
        default_pageext => "mdwn",

+       htmlext => "html",

        cgi => 0,
        post_commit => 0,
        rcs => '',
        cgi => 0,
        post_commit => 0,
        rcs => '',

-       notify => 0,

        url => '',
        cgiurl => '',
        historyurl => '',
        diffurl => '',
        rss => 0,
        atom => 0,
        url => '',
        cgiurl => '',
        historyurl => '',
        diffurl => '',
        rss => 0,
        atom => 0,

+       allowrss => 0,
+       allowatom => 0,

        discussion => 1,
        rebuild => 0,
        refresh => 0,
        discussion => 1,
        rebuild => 0,
        refresh => 0,


@@ -71,7 +64,6 @@ sub defaultconfig () { #{{{
        w3mmode => 0,
        wrapper => undef,
        wrappermode => undef,
        w3mmode => 0,
        wrapper => undef,
        wrappermode => undef,

-       svnrepo => undef,

        svnpath => "trunk",
        gitorigin_branch => "origin",
        gitmaster_branch => "master",
        svnpath => "trunk",
        gitorigin_branch => "origin",
        gitmaster_branch => "master",


@@ -80,11 +72,14 @@ sub defaultconfig () { #{{{
        pingurl => [],
        templatedir => "$installdir/share/ikiwiki/templates",
        underlaydir => "$installdir/share/ikiwiki/basewiki",
        pingurl => [],
        templatedir => "$installdir/share/ikiwiki/templates",
        underlaydir => "$installdir/share/ikiwiki/basewiki",

+       underlaydirs => [],

        setup => undef,
        adminuser => undef,
        adminemail => undef,
        setup => undef,
        adminuser => undef,
        adminemail => undef,

-       plugin => [qw{mdwn inline htmlscrubber passwordauth openid signinedit
-                     lockedit conditional}],
+       plugin => [qw{mdwn link inline htmlscrubber passwordauth openid
+                       signinedit lockedit conditional recentchanges
+                       parentlinks}],
+       libdir => undef,

        timeformat => '%c',
        locale => undef,
        sslcookie => 0,
        timeformat => '%c',
        locale => undef,
        sslcookie => 0,


@@ -93,8 +88,11 @@ sub defaultconfig () { #{{{
        usedirs => 1,
        numbacklinks => 10,
        account_creation_password => "",
        usedirs => 1,
        numbacklinks => 10,
        account_creation_password => "",

+       prefix_directives => 0,
+       hardlink => 0,
+       cgi_disable_uploads => 1,

 } #}}}
 } #}}}

-   
+

 sub checkconfig () { #{{{
        # locale stuff; avoid LC_ALL since it overrides everything
        if (defined $ENV{LC_ALL}) {
 sub checkconfig () { #{{{
        # locale stuff; avoid LC_ALL since it overrides everything
        if (defined $ENV{LC_ALL}) {


@@ -108,6 +106,12 @@ sub checkconfig () { #{{{
                }
        }
 
                }
        }
 

+       if (ref $config{ENV} eq 'HASH') {
+               foreach my $val (keys %{$config{ENV}}) {
+                       $ENV{$val}=$config{ENV}{$val};
+               }
+       }
+

        if ($config{w3mmode}) {
                eval q{use Cwd q{abs_path}};
                error($@) if $@;
        if ($config{w3mmode}) {
                eval q{use Cwd q{abs_path}};
                error($@) if $@;


@@ -126,7 +130,7 @@ sub checkconfig () { #{{{
                unless exists $config{wikistatedir};
        
        if ($config{rcs}) {
                unless exists $config{wikistatedir};
        
        if ($config{rcs}) {

-               eval qq{require IkiWiki::Rcs::$config{rcs}};
+               eval qq{use IkiWiki::Rcs::$config{rcs}};

                if ($@) {
                        error("Failed to load RCS module IkiWiki::Rcs::$config{rcs}: $@");
                }
                if ($@) {
                        error("Failed to load RCS module IkiWiki::Rcs::$config{rcs}: $@");
                }


@@ -135,18 +139,30 @@ sub checkconfig () { #{{{
                require IkiWiki::Rcs::Stub;
        }
 
                require IkiWiki::Rcs::Stub;
        }
 

+       if (exists $config{umask}) {
+               umask(possibly_foolish_untaint($config{umask}));
+       }
+

        run_hooks(checkconfig => sub { shift->() });
        run_hooks(checkconfig => sub { shift->() });

+
+       return 1;

 } #}}}
 
 sub loadplugins () { #{{{
 } #}}}
 
 sub loadplugins () { #{{{

+       if (defined $config{libdir}) {
+               unshift @INC, possibly_foolish_untaint($config{libdir});
+       }
+

        loadplugin($_) foreach @{$config{plugin}};
        loadplugin($_) foreach @{$config{plugin}};

-       
+

        run_hooks(getopt => sub { shift->() });
        if (grep /^-/, @ARGV) {
                print STDERR "Unknown option: $_\n"
                        foreach grep /^-/, @ARGV;
                usage();
        }
        run_hooks(getopt => sub { shift->() });
        if (grep /^-/, @ARGV) {
                print STDERR "Unknown option: $_\n"
                        foreach grep /^-/, @ARGV;
                usage();
        }

+
+       return 1;

 } #}}}
 
 sub loadplugin ($) { #{{{
 } #}}}
 
 sub loadplugin ($) { #{{{


@@ -154,21 +170,26 @@ sub loadplugin ($) { #{{{
 
        return if grep { $_ eq $plugin} @{$config{disable_plugins}};
 
 
        return if grep { $_ eq $plugin} @{$config{disable_plugins}};
 

+       foreach my $dir (defined $config{libdir} ? possibly_foolish_untaint($config{libdir}) : undef,
+                        "$installdir/lib/ikiwiki") {
+               if (defined $dir && -x "$dir/plugins/$plugin") {
+                       require IkiWiki::Plugin::external;
+                       import IkiWiki::Plugin::external "$dir/plugins/$plugin";
+                       return 1;
+               }
+       }
+

        my $mod="IkiWiki::Plugin::".possibly_foolish_untaint($plugin);
        eval qq{use $mod};
        if ($@) {
                error("Failed to load plugin $mod: $@");
        }
        my $mod="IkiWiki::Plugin::".possibly_foolish_untaint($plugin);
        eval qq{use $mod};
        if ($@) {
                error("Failed to load plugin $mod: $@");
        }

+       return 1;

 } #}}}
 
 sub error ($;$) { #{{{
        my $message=shift;
        my $cleaner=shift;
 } #}}}
 
 sub error ($;$) { #{{{
        my $message=shift;
        my $cleaner=shift;

-       if ($config{cgi}) {
-               print "Content-type: text/html\n\n";
-               print misctemplate(gettext("Error"),
-                       "<p>".gettext("Error").": $message</p>");
-       }

        log_message('err' => $message) if $config{syslog};
        if (defined $cleaner) {
                $cleaner->();
        log_message('err' => $message) if $config{syslog};
        if (defined $cleaner) {
                $cleaner->();


@@ -178,7 +199,7 @@ sub error ($;$) { #{{{
 
 sub debug ($) { #{{{
        return unless $config{verbose};
 
 sub debug ($) { #{{{
        return unless $config{verbose};

-       log_message(debug => @_);
+       return log_message(debug => @_);

 } #}}}
 
 my $log_open=0;
 } #}}}
 
 my $log_open=0;


@@ -187,20 +208,20 @@ sub log_message ($$) { #{{{
 
        if ($config{syslog}) {
                require Sys::Syslog;
 
        if ($config{syslog}) {
                require Sys::Syslog;

-               unless ($log_open) {
+               if (! $log_open) {

                        Sys::Syslog::setlogsock('unix');
                        Sys::Syslog::openlog('ikiwiki', '', 'user');
                        $log_open=1;
                }
                        Sys::Syslog::setlogsock('unix');
                        Sys::Syslog::openlog('ikiwiki', '', 'user');
                        $log_open=1;
                }

-               eval {
+               return eval {

                        Sys::Syslog::syslog($type, "[$config{wikiname}] %s", join(" ", @_));
                };
        }
        elsif (! $config{cgi}) {
                        Sys::Syslog::syslog($type, "[$config{wikiname}] %s", join(" ", @_));
                };
        }
        elsif (! $config{cgi}) {

-               print "@_\n";
+               return print "@_\n";

        }
        else {
        }
        else {

-               print STDERR "@_\n";
+               return print STDERR "@_\n";

        }
 } #}}}
 
        }
 } #}}}
 


@@ -230,7 +251,13 @@ sub pagetype ($) { #{{{
        if ($page =~ /\.([^.]+)$/) {
                return $1 if exists $hooks{htmlize}{$1};
        }
        if ($page =~ /\.([^.]+)$/) {
                return $1 if exists $hooks{htmlize}{$1};
        }

-       return undef;
+       return;
+} #}}}
+
+sub isinternal ($) { #{{{
+       my $page=shift;
+       return exists $pagesources{$page} &&
+               $pagesources{$page} =~ /\._([^.]+)$/;

 } #}}}
 
 sub pagename ($) { #{{{
 } #}}}
 
 sub pagename ($) { #{{{


@@ -256,15 +283,36 @@ sub targetpage ($$) { #{{{
 sub htmlpage ($) { #{{{
        my $page=shift;
        
 sub htmlpage ($) { #{{{
        my $page=shift;
        

-       return targetpage($page, "html");
+       return targetpage($page, $config{htmlext});

 } #}}}
 
 } #}}}
 

-sub srcfile ($) { #{{{
+sub srcfile_stat { #{{{

        my $file=shift;
        my $file=shift;

+       my $nothrow=shift;
+
+       return "$config{srcdir}/$file", stat(_) if -e "$config{srcdir}/$file";
+       foreach my $dir (@{$config{underlaydirs}}, $config{underlaydir}) {
+               return "$dir/$file", stat(_) if -e "$dir/$file";
+       }
+       error("internal error: $file cannot be found in $config{srcdir} or underlay") unless $nothrow;
+       return;
+} #}}}
+
+sub srcfile ($;$) { #{{{
+       return (srcfile_stat(@_))[0];
+} #}}}
+
+sub add_underlay ($) { #{{{
+       my $dir=shift;
+
+       if ($dir=~/^\//) {
+               unshift @{$config{underlaydirs}}, $dir;
+       }
+       else {
+               unshift @{$config{underlaydirs}}, "$config{underlaydir}/../$dir";
+       }

 
 

-       return "$config{srcdir}/$file" if -e "$config{srcdir}/$file";
-       return "$config{underlaydir}/$file" if -e "$config{underlaydir}/$file";
-       error("internal error: $file cannot be found in $config{srcdir} or $config{underlaydir}");
+       return 1;

 } #}}}
 
 sub readfile ($;$$) { #{{{
 } #}}}
 
 sub readfile ($;$$) { #{{{


@@ -277,20 +325,17 @@ sub readfile ($;$$) { #{{{
        }
        
        local $/=undef;
        }
        
        local $/=undef;

-       open (IN, $file) || error("failed to read $file: $!");
-       binmode(IN) if ($binary);
-       return \*IN if $wantfd;
-       my $ret=<IN>;
-       close IN || error("failed to read $file: $!");
+       open (my $in, "<", $file) || error("failed to read $file: $!");
+       binmode($in) if ($binary);
+       return \*$in if $wantfd;
+       my $ret=<$in>;
+       close $in || error("failed to read $file: $!");

        return $ret;
 } #}}}
 
        return $ret;
 } #}}}
 

-sub writefile ($$$;$$) { #{{{
-       my $file=shift; # can include subdirs
-       my $destdir=shift; # directory to put file in
-       my $content=shift;
-       my $binary=shift;
-       my $writer=shift;
+sub prep_writefile ($$) { #{{{
+       my $file=shift;
+       my $destdir=shift;

        
        my $test=$file;
        while (length $test) {
        
        my $test=$file;
        while (length $test) {


@@ -299,12 +344,8 @@ sub writefile ($$$;$$) { #{{{
                }
                $test=dirname($test);
        }
                }
                $test=dirname($test);
        }

-       my $newfile="$destdir/$file.ikiwiki-new";
-       if (-l $newfile) {
-               error("cannot write to a symlink ($newfile)");
-       }

 
 

-       my $dir=dirname($newfile);
+       my $dir=dirname("$destdir/$file");

        if (! -d $dir) {
                my $d="";
                foreach my $s (split(m!/+!, $dir)) {
        if (! -d $dir) {
                my $d="";
                foreach my $s (split(m!/+!, $dir)) {


@@ -315,18 +356,37 @@ sub writefile ($$$;$$) { #{{{
                }
        }
 
                }
        }
 

+       return 1;
+} #}}}
+
+sub writefile ($$$;$$) { #{{{
+       my $file=shift; # can include subdirs
+       my $destdir=shift; # directory to put file in
+       my $content=shift;
+       my $binary=shift;
+       my $writer=shift;
+       
+       prep_writefile($file, $destdir);
+       
+       my $newfile="$destdir/$file.ikiwiki-new";
+       if (-l $newfile) {
+               error("cannot write to a symlink ($newfile)");
+       }
+       

        my $cleanup = sub { unlink($newfile) };
        my $cleanup = sub { unlink($newfile) };

-       open (OUT, ">$newfile") || error("failed to write $newfile: $!", $cleanup);
-       binmode(OUT) if ($binary);
+       open (my $out, '>', $newfile) || error("failed to write $newfile: $!", $cleanup);
+       binmode($out) if ($binary);

        if ($writer) {
        if ($writer) {

-               $writer->(\*OUT, $cleanup);
+               $writer->(\*$out, $cleanup);

        }
        else {
        }
        else {

-               print OUT $content or error("failed writing to $newfile: $!", $cleanup);
+               print $out $content or error("failed writing to $newfile: $!", $cleanup);

        }
        }

-       close OUT || error("failed saving $newfile: $!", $cleanup);
+       close $out || error("failed saving $newfile: $!", $cleanup);

        rename($newfile, "$destdir/$file") || 
                error("failed renaming $newfile to $destdir/$file: $!", $cleanup);
        rename($newfile, "$destdir/$file") || 
                error("failed renaming $newfile to $destdir/$file: $!", $cleanup);

+
+       return 1;

 } #}}}
 
 my %cleared;
 } #}}}
 
 my %cleared;


@@ -352,6 +412,8 @@ sub will_render ($$;$) { #{{{
                $cleared{$page}=1;
        }
        $destsources{$dest}=$page;
                $cleared{$page}=1;
        }
        $destsources{$dest}=$page;

+
+       return 1;

 } #}}}
 
 sub bestlink ($$) { #{{{
 } #}}}
 
 sub bestlink ($$) { #{{{


@@ -363,6 +425,7 @@ sub bestlink ($$) { #{{{
                # absolute links
                $cwd="";
        }
                # absolute links
                $cwd="";
        }

+       $link=~s/\/$//;

 
        do {
                my $l=$cwd;
 
        do {
                my $l=$cwd;


@@ -394,7 +457,7 @@ sub bestlink ($$) { #{{{
 sub isinlinableimage ($) { #{{{
        my $file=shift;
        
 sub isinlinableimage ($) { #{{{
        my $file=shift;
        

-       $file=~/\.(png|gif|jpg|jpeg)$/i;
+       return $file =~ /\.(png|gif|jpg|jpeg)$/i;

 } #}}}
 
 sub pagetitle ($;$) { #{{{
 } #}}}
 
 sub pagetitle ($;$) { #{{{


@@ -454,20 +517,30 @@ sub abs2rel ($$) { #{{{
        return $ret;
 } #}}}
 
        return $ret;
 } #}}}
 

-sub displaytime ($) { #{{{
+sub displaytime ($;$) { #{{{

        my $time=shift;
        my $time=shift;

+       my $format=shift;
+       if (! defined $format) {
+               $format=$config{timeformat};
+       }

 
        # strftime doesn't know about encodings, so make sure
        # its output is properly treated as utf8
 
        # strftime doesn't know about encodings, so make sure
        # its output is properly treated as utf8

-       return decode_utf8(POSIX::strftime(
-                       $config{timeformat}, localtime($time)));
+       return decode_utf8(POSIX::strftime($format, localtime($time)));

 } #}}}
 
 } #}}}
 

-sub beautify_url ($) { #{{{
+sub beautify_urlpath ($) { #{{{

        my $url=shift;
 
        my $url=shift;
 

-       $url =~ s!/index.html$!/!;
-       $url =~ s!^$!./!; # Browsers don't like empty links...
+       if ($config{usedirs}) {
+               $url =~ s!/index.$config{htmlext}$!/!;
+       }
+
+       # Ensure url is not an empty link, and
+       # if it's relative, make that explicit to avoid colon confusion.
+       if ($url !~ /\//) {
+               $url="./$url";
+       }

 
        return $url;
 } #}}}
 
        return $url;
 } #}}}


@@ -477,7 +550,7 @@ sub urlto ($$) { #{{{
        my $from=shift;
 
        if (! length $to) {
        my $from=shift;
 
        if (! length $to) {

-               return beautify_url(baseurl($from));
+               return beautify_urlpath(baseurl($from)."index.$config{htmlext}");

        }
 
        if (! $destsources{$to}) {
        }
 
        if (! $destsources{$to}) {


@@ -486,7 +559,7 @@ sub urlto ($$) { #{{{
 
        my $link = abs2rel($to, dirname(htmlpage($from)));
 
 
        my $link = abs2rel($to, dirname(htmlpage($from)));
 

-       return beautify_url($link);
+       return beautify_urlpath($link);

 } #}}}
 
 sub htmllink ($$$;@) { #{{{
 } #}}}
 
 sub htmllink ($$$;@) { #{{{


@@ -495,6 +568,8 @@ sub htmllink ($$$;@) { #{{{
        my $link=shift;
        my %opts=@_;
 
        my $link=shift;
        my %opts=@_;
 

+       $link=~s/\/$//;
+

        my $bestlink;
        if (! $opts{forcesubpage}) {
                $bestlink=bestlink($lpage, $link);
        my $bestlink;
        if (! $opts{forcesubpage}) {
                $bestlink=bestlink($lpage, $link);


@@ -512,25 +587,26 @@ sub htmllink ($$$;@) { #{{{
        }
        
        return "<span class=\"selflink\">$linktext</span>"
        }
        
        return "<span class=\"selflink\">$linktext</span>"

-               if length $bestlink && $page eq $bestlink;
+               if length $bestlink && $page eq $bestlink &&
+                  ! defined $opts{anchor};

        
        if (! $destsources{$bestlink}) {
                $bestlink=htmlpage($bestlink);
 
                if (! $destsources{$bestlink}) {
                        return $linktext unless length $config{cgiurl};
        
        if (! $destsources{$bestlink}) {
                $bestlink=htmlpage($bestlink);
 
                if (! $destsources{$bestlink}) {
                        return $linktext unless length $config{cgiurl};

-                       return "<span><a href=\"".
+                       return "<span class=\"createlink\"><a href=\"".

                                cgiurl(
                                        do => "create",
                                cgiurl(
                                        do => "create",

-                                       page => pagetitle(lc($link), 1),
+                                       page => lc($link),

                                        from => $lpage
                                ).
                                        from => $lpage
                                ).

-                               "\">?</a>$linktext</span>"
+                               "\" rel=\"nofollow\">?</a>$linktext</span>"

                }
        }
        
        $bestlink=abs2rel($bestlink, dirname(htmlpage($page)));
                }
        }
        
        $bestlink=abs2rel($bestlink, dirname(htmlpage($page)));

-       $bestlink=beautify_url($bestlink);
+       $bestlink=beautify_urlpath($bestlink);

        
        if (! $opts{noimageinline} && isinlinableimage($bestlink)) {
                return "<img src=\"$bestlink\" alt=\"$linktext\" />";
        
        if (! $opts{noimageinline} && isinlinableimage($bestlink)) {
                return "<img src=\"$bestlink\" alt=\"$linktext\" />";


@@ -540,13 +616,41 @@ sub htmllink ($$$;@) { #{{{
                $bestlink.="#".$opts{anchor};
        }
 
                $bestlink.="#".$opts{anchor};
        }
 

-       return "<a href=\"$bestlink\">$linktext</a>";
+       my @attrs;
+       if (defined $opts{rel}) {
+               push @attrs, ' rel="'.$opts{rel}.'"';
+       }
+       if (defined $opts{class}) {
+               push @attrs, ' class="'.$opts{class}.'"';
+       }
+
+       return "<a href=\"$bestlink\"@attrs>$linktext</a>";
+} #}}}
+
+sub userlink ($) { #{{{
+       my $user=shift;
+
+       my $oiduser=eval { openiduser($user) };
+       if (defined $oiduser) {
+               return "<a href=\"$user\">$oiduser</a>";
+       }
+       else {
+               eval q{use CGI 'escapeHTML'};
+               error($@) if $@;
+
+               return htmllink("", "", escapeHTML(
+                       length $config{userdir} ? $config{userdir}."/".$user : $user
+               ), noimageinline => 1);
+       }

 } #}}}
 
 } #}}}
 

-sub htmlize ($$$) { #{{{
+sub htmlize ($$$$) { #{{{

        my $page=shift;
        my $page=shift;

+       my $destpage=shift;

        my $type=shift;
        my $content=shift;
        my $type=shift;
        my $content=shift;

+       
+       my $oneline = $content !~ /\n/;

 
        if (exists $hooks{htmlize}{$type}) {
                $content=$hooks{htmlize}{$type}{call}->(
 
        if (exists $hooks{htmlize}{$type}) {
                $content=$hooks{htmlize}{$type}{call}->(


@@ -561,34 +665,39 @@ sub htmlize ($$$) { #{{{
        run_hooks(sanitize => sub {
                $content=shift->(
                        page => $page,
        run_hooks(sanitize => sub {
                $content=shift->(
                        page => $page,

+                       destpage => $destpage,

                        content => $content,
                );
        });
                        content => $content,
                );
        });

+       
+       if ($oneline) {
+               # hack to get rid of enclosing junk added by markdown
+               # and other htmlizers
+               $content=~s/^<p>//i;
+               $content=~s/<\/p>$//i;
+               chomp $content;
+       }

 
        return $content;
 } #}}}
 
 sub linkify ($$$) { #{{{
 
        return $content;
 } #}}}
 
 sub linkify ($$$) { #{{{

-       my $lpage=shift; # the page containing the links
-       my $page=shift; # the page the link will end up on (different for inline)
+       my $page=shift;
+       my $destpage=shift;

        my $content=shift;
 
        my $content=shift;
 

-       $content =~ s{(\\?)$config{wiki_link_regexp}}{
-               defined $2
-                       ? ( $1 
-                               ? "[[$2|$3".($4 ? "#$4" : "")."]]" 
-                               : htmllink($lpage, $page, linkpage($3),
-                                       anchor => $4, linktext => pagetitle($2)))
-                       : ( $1 
-                               ? "[[$3".($4 ? "#$4" : "")."]]"
-                               : htmllink($lpage, $page, linkpage($3),
-                                       anchor => $4))
-       }eg;
+       run_hooks(linkify => sub {
+               $content=shift->(
+                       page => $page,
+                       destpage => $destpage,
+                       content => $content,
+               );
+       });

        
        return $content;
 } #}}}
 
        
        return $content;
 } #}}}
 

-my %preprocessing;
+our %preprocessing;

 our $preprocess_preview=0;
 sub preprocess ($$$;$$) { #{{{
        my $page=shift; # the page the data comes from
 our $preprocess_preview=0;
 sub preprocess ($$$;$$) { #{{{
        my $page=shift; # the page the data comes from


@@ -603,10 +712,11 @@ sub preprocess ($$$;$$) { #{{{
 
        my $handle=sub {
                my $escape=shift;
 
        my $handle=sub {
                my $escape=shift;

+               my $prefix=shift;

                my $command=shift;
                my $params=shift;
                if (length $escape) {
                my $command=shift;
                my $params=shift;
                if (length $escape) {

-                       return "[[$command $params]]";
+                       return "[[$prefix$command $params]]";

                }
                elsif (exists $hooks{preprocess}{$command}) {
                        return "" if $scan && ! $hooks{preprocess}{$command}{scan};
                }
                elsif (exists $hooks{preprocess}{$command}) {
                        return "" if $scan && ! $hooks{preprocess}{$command}{scan};


@@ -614,7 +724,7 @@ sub preprocess ($$$;$$) { #{{{
                        # consider it significant.
                        my @params;
                        while ($params =~ m{
                        # consider it significant.
                        my @params;
                        while ($params =~ m{

-                               (?:(\w+)=)?             # 1: named parameter key?
+                               (?:([-\w]+)=)?          # 1: named parameter key?

                                (?:
                                        """(.*?)"""     # 2: triple-quoted value
                                |
                                (?:
                                        """(.*?)"""     # 2: triple-quoted value
                                |


@@ -657,41 +767,91 @@ sub preprocess ($$$;$$) { #{{{
                                        $command, $page, $preprocessing{$page}).
                                "]]";
                        }
                                        $command, $page, $preprocessing{$page}).
                                "]]";
                        }

-                       my $ret=$hooks{preprocess}{$command}{call}->(
-                               @params,
-                               page => $page,
-                               destpage => $destpage,
-                               preview => $preprocess_preview,
-                       );
+                       my $ret;
+                       if (! $scan) {
+                               $ret=eval {
+                                       $hooks{preprocess}{$command}{call}->(
+                                               @params,
+                                               page => $page,
+                                               destpage => $destpage,
+                                               preview => $preprocess_preview,
+                                       );
+                               };
+                               if ($@) {
+                                       chomp $@;
+                                       $ret="[[!$command <span class=\"error\">".
+                                               gettext("Error").": $@"."</span>]]";
+                               }
+                       }
+                       else {
+                               # use void context during scan pass
+                               eval {
+                                       $hooks{preprocess}{$command}{call}->(
+                                               @params,
+                                               page => $page,
+                                               destpage => $destpage,
+                                               preview => $preprocess_preview,
+                                       );
+                               };
+                               $ret="";
+                       }

                        $preprocessing{$page}--;
                        return $ret;
                }
                else {
                        $preprocessing{$page}--;
                        return $ret;
                }
                else {

-                       return "\\[[$command $params]]";
+                       return "[[$prefix$command $params]]";

                }
        };
        
                }
        };
        

-       $content =~ s{
-               (\\?)           # 1: escape?
-               \[\[            # directive open
-               (\w+)           # 2: command
-               \s+
-               (               # 3: the parameters..
-                       (?:
-                               (?:\w+=)?               # named parameter key?
+       my $regex;
+       if ($config{prefix_directives}) {
+               $regex = qr{
+                       (\\?)           # 1: escape?
+                       \[\[(!)         # directive open; 2: prefix
+                       ([-\w]+)        # 3: command
+                       (               # 4: the parameters..
+                               \s+     # Must have space if parameters present
+                               (?:
+                                       (?:[-\w]+=)?            # named parameter key?
+                                       (?:
+                                               """.*?"""       # triple-quoted value
+                                               |
+                                               "[^"]+"         # single-quoted value
+                                               |
+                                               [^\s\]]+        # unquoted value
+                                       )
+                                       \s*                     # whitespace or end
+                                                               # of directive
+                               )
+                       *)?             # 0 or more parameters
+                       \]\]            # directive closed
+               }sx;
+       }
+       else {
+               $regex = qr{
+                       (\\?)           # 1: escape?
+                       \[\[(!?)        # directive open; 2: optional prefix
+                       ([-\w]+)        # 3: command
+                       \s+
+                       (               # 4: the parameters..

                                (?:
                                (?:

-                                       """.*?"""       # triple-quoted value
-                                       |
-                                       "[^"]+"         # single-quoted value
-                                       |
-                                       [^\s\]]+        # unquoted value
+                                       (?:[-\w]+=)?            # named parameter key?
+                                       (?:
+                                               """.*?"""       # triple-quoted value
+                                               |
+                                               "[^"]+"         # single-quoted value
+                                               |
+                                               [^\s\]]+        # unquoted value
+                                       )
+                                       \s*                     # whitespace or end
+                                                               # of directive

                                )
                                )

-                               \s*                     # whitespace or end
-                                                       # of directive
-                       )
-               *)              # 0 or more parameters
-               \]\]            # directive closed
-       }{$handle->($1, $2, $3)}sexg;
+                       *)              # 0 or more parameters
+                       \]\]            # directive closed
+               }sx;
+       }
+
+       $content =~ s{$regex}{$handle->($1, $2, $3, $4)}eg;

        return $content;
 } #}}}
 
        return $content;
 } #}}}
 


@@ -712,6 +872,8 @@ sub indexlink () { #{{{
        return "<a href=\"$config{url}\">$config{wikiname}</a>";
 } #}}}
 
        return "<a href=\"$config{url}\">$config{wikiname}</a>";
 } #}}}
 

+my $wikilock;
+

 sub lockwiki (;$) { #{{{
        my $wait=@_ ? shift : 1;
        # Take an exclusive lock on the wiki to prevent multiple concurrent
 sub lockwiki (;$) { #{{{
        my $wait=@_ ? shift : 1;
        # Take an exclusive lock on the wiki to prevent multiple concurrent


@@ -719,15 +881,15 @@ sub lockwiki (;$) { #{{{
        if (! -d $config{wikistatedir}) {
                mkdir($config{wikistatedir});
        }
        if (! -d $config{wikistatedir}) {
                mkdir($config{wikistatedir});
        }

-       open(WIKILOCK, ">$config{wikistatedir}/lockfile") ||
+       open($wikilock, '>', "$config{wikistatedir}/lockfile") ||

                error ("cannot write to $config{wikistatedir}/lockfile: $!");
                error ("cannot write to $config{wikistatedir}/lockfile: $!");

-       if (! flock(WIKILOCK, 2 | 4)) { # LOCK_EX | LOCK_NB
+       if (! flock($wikilock, 2 | 4)) { # LOCK_EX | LOCK_NB

                if ($wait) {
                        debug("wiki seems to be locked, waiting for lock");
                        my $wait=600; # arbitrary, but don't hang forever to 
                                      # prevent process pileup
                        for (1..$wait) {
                if ($wait) {
                        debug("wiki seems to be locked, waiting for lock");
                        my $wait=600; # arbitrary, but don't hang forever to 
                                      # prevent process pileup
                        for (1..$wait) {

-                               return if flock(WIKILOCK, 2 | 4);
+                               return if flock($wikilock, 2 | 4);

                                sleep 1;
                        }
                        error("wiki is locked; waited $wait seconds without lock being freed (possible stuck process or stale lock?)");
                                sleep 1;
                        }
                        error("wiki is locked; waited $wait seconds without lock being freed (possible stuck process or stale lock?)");


@@ -740,89 +902,134 @@ sub lockwiki (;$) { #{{{
 } #}}}
 
 sub unlockwiki () { #{{{
 } #}}}
 
 sub unlockwiki () { #{{{

-       close WIKILOCK;
+       return close($wikilock) if $wikilock;
+       return;

 } #}}}
 
 } #}}}
 

+my $commitlock;
+

 sub commit_hook_enabled () { #{{{
 sub commit_hook_enabled () { #{{{

-       open(COMMITLOCK, "+>$config{wikistatedir}/commitlock") ||
-               error ("cannot write to $config{wikistatedir}/commitlock: $!");
-       if (! flock(COMMITLOCK, 1 | 4)) { # LOCK_SH | LOCK_NB to test
-               close COMMITLOCK;
+       open($commitlock, '+>', "$config{wikistatedir}/commitlock") ||
+               error("cannot write to $config{wikistatedir}/commitlock: $!");
+       if (! flock($commitlock, 1 | 4)) { # LOCK_SH | LOCK_NB to test
+               close($commitlock) || error("failed closing commitlock: $!");

                return 0;
        }
                return 0;
        }

-       close COMMITLOCK;
+       close($commitlock) || error("failed closing commitlock: $!");

        return 1;
 } #}}}
 
 sub disable_commit_hook () { #{{{
        return 1;
 } #}}}
 
 sub disable_commit_hook () { #{{{

-       open(COMMITLOCK, ">$config{wikistatedir}/commitlock") ||
-               error ("cannot write to $config{wikistatedir}/commitlock: $!");
-       if (! flock(COMMITLOCK, 2)) { # LOCK_EX
+       open($commitlock, '>', "$config{wikistatedir}/commitlock") ||
+               error("cannot write to $config{wikistatedir}/commitlock: $!");
+       if (! flock($commitlock, 2)) { # LOCK_EX

                error("failed to get commit lock");
        }
                error("failed to get commit lock");
        }

+       return 1;

 } #}}}
 
 sub enable_commit_hook () { #{{{
 } #}}}
 
 sub enable_commit_hook () { #{{{

-       close COMMITLOCK;
+       return close($commitlock) if $commitlock;
+       return;

 } #}}}
 
 sub loadindex () { #{{{
 } #}}}
 
 sub loadindex () { #{{{

-       open (IN, "$config{wikistatedir}/index") || return;
-       while (<IN>) {
-               $_=possibly_foolish_untaint($_);
-               chomp;
-               my %items;
-               $items{link}=[];
-               $items{dest}=[];
-               foreach my $i (split(/ /, $_)) {
-                       my ($item, $val)=split(/=/, $i, 2);
-                       push @{$items{$item}}, decode_entities($val);
+       %oldrenderedfiles=%pagectime=();
+       if (! $config{rebuild}) {
+               %pagesources=%pagemtime=%oldlinks=%links=%depends=
+               %destsources=%renderedfiles=%pagecase=%pagestate=();
+       }
+       my $in;
+       if (! open ($in, "<", "$config{wikistatedir}/indexdb")) {
+               if (-e "$config{wikistatedir}/index") {
+                       system("ikiwiki-transition", "indexdb", $config{srcdir});
+                       open ($in, "<", "$config{wikistatedir}/indexdb") || return;

                }
                }

-
-               next unless exists $items{src}; # skip bad lines for now
-
-               my $page=pagename($items{src}[0]);
+               else {
+                       return;
+               }
+       }
+       my $ret=Storable::fd_retrieve($in);
+       if (! defined $ret) {
+               return 0;
+       }
+       my %index=%$ret;
+       foreach my $src (keys %index) {
+               my %d=%{$index{$src}};
+               my $page=pagename($src);
+               $pagectime{$page}=$d{ctime};

                if (! $config{rebuild}) {
                if (! $config{rebuild}) {

-                       $pagesources{$page}=$items{src}[0];
-                       $pagemtime{$page}=$items{mtime}[0];
-                       $oldlinks{$page}=[@{$items{link}}];
-                       $links{$page}=[@{$items{link}}];
-                       $depends{$page}=$items{depends}[0] if exists $items{depends};
-                       $destsources{$_}=$page foreach @{$items{dest}};
-                       $renderedfiles{$page}=[@{$items{dest}}];
-                       $pagecase{lc $page}=$page;
+                       $pagesources{$page}=$src;
+                       $pagemtime{$page}=$d{mtime};
+                       $renderedfiles{$page}=$d{dest};
+                       if (exists $d{links} && ref $d{links}) {
+                               $links{$page}=$d{links};
+                               $oldlinks{$page}=[@{$d{links}}];
+                       }
+                       if (exists $d{depends}) {
+                               $depends{$page}=$d{depends};
+                       }
+                       if (exists $d{state}) {
+                               $pagestate{$page}=$d{state};
+                       }

                }
                }

-               $oldrenderedfiles{$page}=[@{$items{dest}}];
-               $pagectime{$page}=$items{ctime}[0];
+               $oldrenderedfiles{$page}=[@{$d{dest}}];
+       }
+       foreach my $page (keys %pagesources) {
+               $pagecase{lc $page}=$page;
+       }
+       foreach my $page (keys %renderedfiles) {
+               $destsources{$_}=$page foreach @{$renderedfiles{$page}};

        }
        }

-       close IN;
+       return close($in);

 } #}}}
 
 sub saveindex () { #{{{
        run_hooks(savestate => sub { shift->() });
 
 } #}}}
 
 sub saveindex () { #{{{
        run_hooks(savestate => sub { shift->() });
 

+       my %hookids;
+       foreach my $type (keys %hooks) {
+               $hookids{$_}=1 foreach keys %{$hooks{$type}};
+       }
+       my @hookids=keys %hookids;
+

        if (! -d $config{wikistatedir}) {
                mkdir($config{wikistatedir});
        }
        if (! -d $config{wikistatedir}) {
                mkdir($config{wikistatedir});
        }

-       my $newfile="$config{wikistatedir}/index.new";
+       my $newfile="$config{wikistatedir}/indexdb.new";

        my $cleanup = sub { unlink($newfile) };
        my $cleanup = sub { unlink($newfile) };

-       open (OUT, ">$newfile") || error("cannot write to $newfile: $!", $cleanup);
+       open (my $out, '>', $newfile) || error("cannot write to $newfile: $!", $cleanup);
+       my %index;

        foreach my $page (keys %pagemtime) {
                next unless $pagemtime{$page};
        foreach my $page (keys %pagemtime) {
                next unless $pagemtime{$page};

-               my $line="mtime=$pagemtime{$page} ".
-                       "ctime=$pagectime{$page} ".
-                       "src=$pagesources{$page}";
-               $line.=" dest=$_" foreach @{$renderedfiles{$page}};
-               my %count;
-               $line.=" link=$_" foreach grep { ++$count{$_} == 1 } @{$links{$page}};
+               my $src=$pagesources{$page};
+
+               $index{$src}={
+                       ctime => $pagectime{$page},
+                       mtime => $pagemtime{$page},
+                       dest => $renderedfiles{$page},
+                       links => $links{$page},
+               };
+

                if (exists $depends{$page}) {
                if (exists $depends{$page}) {

-                       $line.=" depends=".encode_entities($depends{$page}, " \t\n");
+                       $index{$src}{depends} = $depends{$page};
+               }
+
+               if (exists $pagestate{$page}) {
+                       foreach my $id (@hookids) {
+                               foreach my $key (keys %{$pagestate{$page}{$id}}) {
+                                       $index{$src}{state}{$id}{$key}=$pagestate{$page}{$id}{$key};
+                               }
+                       }

                }
                }

-               print OUT $line."\n" || error("failed writing to $newfile: $!", $cleanup);

        }
        }

-       close OUT || error("failed saving to $newfile: $!", $cleanup);
-       rename($newfile, "$config{wikistatedir}/index") ||
-               error("failed renaming $newfile to $config{wikistatedir}/index", $cleanup);
+       my $ret=Storable::nstore_fd(\%index, $out);
+       return if ! defined $ret || ! $ret;
+       close $out || error("failed saving to $newfile: $!", $cleanup);
+       rename($newfile, "$config{wikistatedir}/indexdb") ||
+               error("failed renaming $newfile to $config{wikistatedir}/indexdb", $cleanup);
+       
+       return 1;

 } #}}}
 
 sub template_file ($) { #{{{
 } #}}}
 
 sub template_file ($) { #{{{


@@ -831,7 +1038,7 @@ sub template_file ($) { #{{{
        foreach my $dir ($config{templatedir}, "$installdir/share/ikiwiki/templates") {
                return "$dir/$template" if -e "$dir/$template";
        }
        foreach my $dir ($config{templatedir}, "$installdir/share/ikiwiki/templates") {
                return "$dir/$template" if -e "$dir/$template";
        }

-       return undef;
+       return;

 } #}}}
 
 sub template_params (@) { #{{{
 } #}}}
 
 sub template_params (@) { #{{{


@@ -842,11 +1049,10 @@ sub template_params (@) { #{{{
                return "";
        }
 
                return "";
        }
 

-       require HTML::Template;

        my @ret=(
                filter => sub {
                        my $text_ref = shift;
        my @ret=(
                filter => sub {
                        my $text_ref = shift;

-                       $$text_ref=&Encode::decode_utf8($$text_ref);
+                       ${$text_ref} = decode_utf8(${$text_ref});

                },
                filename => $filename,
                loop_context_vars => 1,
                },
                filename => $filename,
                loop_context_vars => 1,


@@ -857,7 +1063,8 @@ sub template_params (@) { #{{{
 } #}}}
 
 sub template ($;@) { #{{{
 } #}}}
 
 sub template ($;@) { #{{{

-       HTML::Template->new(template_params(@_));
+       require HTML::Template;
+       return HTML::Template->new(template_params(@_));

 } #}}}
 
 sub misctemplate ($$;@) { #{{{
 } #}}}
 
 sub misctemplate ($$;@) { #{{{


@@ -883,12 +1090,13 @@ sub hook (@) { # {{{
        my %param=@_;
        
        if (! exists $param{type} || ! ref $param{call} || ! exists $param{id}) {
        my %param=@_;
        
        if (! exists $param{type} || ! ref $param{call} || ! exists $param{id}) {

-               error "hook requires type, call, and id parameters";
+               error 'hook requires type, call, and id parameters';

        }
 
        return if $param{no_override} && exists $hooks{$param{type}}{$param{id}};
        
        $hooks{$param{type}}{$param{id}}=\%param;
        }
 
        return if $param{no_override} && exists $hooks{$param{type}}{$param{id}};
        
        $hooks{$param{type}}{$param{id}}=\%param;

+       return 1;

 } # }}}
 
 sub run_hooks ($$) { # {{{
 } # }}}
 
 sub run_hooks ($$) { # {{{


@@ -910,6 +1118,8 @@ sub run_hooks ($$) { # {{{
                        $sub->($hooks{$type}{$id}{call});
                }
        }
                        $sub->($hooks{$type}{$id}{call});
                }
        }

+
+       return 1;

 } #}}}
 
 sub globlist_to_pagespec ($) { #{{{
 } #}}}
 
 sub globlist_to_pagespec ($) { #{{{


@@ -925,9 +1135,9 @@ sub globlist_to_pagespec ($) { #{{{
                }
        }
 
                }
        }
 

-       my $spec=join(" or ", @spec);
+       my $spec=join(' or ', @spec);

        if (@skip) {
        if (@skip) {

-               my $skip=join(" and ", @skip);
+               my $skip=join(' and ', @skip);

                if (length $spec) {
                        $spec="$skip and ($spec)";
                }
                if (length $spec) {
                        $spec="$skip and ($spec)";
                }


@@ -940,7 +1150,7 @@ sub globlist_to_pagespec ($) { #{{{
 
 sub is_globlist ($) { #{{{
        my $s=shift;
 
 sub is_globlist ($) { #{{{
        my $s=shift;

-       $s=~/[^\s]+\s+([^\s]+)/ && $1 ne "and" && $1 ne "or";
+       return ( $s =~ /[^\s]+\s+([^\s]+)/ && $1 ne "and" && $1 ne "or" );

 } #}}}
 
 sub safequote ($) { #{{{
 } #}}}
 
 sub safequote ($) { #{{{


@@ -953,27 +1163,33 @@ sub add_depends ($$) { #{{{
        my $page=shift;
        my $pagespec=shift;
        
        my $page=shift;
        my $pagespec=shift;
        

+       return unless pagespec_valid($pagespec);
+

        if (! exists $depends{$page}) {
                $depends{$page}=$pagespec;
        }
        else {
                $depends{$page}=pagespec_merge($depends{$page}, $pagespec);
        }
        if (! exists $depends{$page}) {
                $depends{$page}=$pagespec;
        }
        else {
                $depends{$page}=pagespec_merge($depends{$page}, $pagespec);
        }

+
+       return 1;

 } # }}}
 
 sub file_pruned ($$) { #{{{
        require File::Spec;
        my $file=File::Spec->canonpath(shift);
        my $base=File::Spec->canonpath(shift);
 } # }}}
 
 sub file_pruned ($$) { #{{{
        require File::Spec;
        my $file=File::Spec->canonpath(shift);
        my $base=File::Spec->canonpath(shift);

-       $file=~s#^\Q$base\E/*##;
+       $file =~ s#^\Q$base\E/+##;

 
        my $regexp='('.join('|', @{$config{wiki_file_prune_regexps}}).')';
 
        my $regexp='('.join('|', @{$config{wiki_file_prune_regexps}}).')';

-       $file =~ m/$regexp/;
+       return $file =~ m/$regexp/ && $file ne $base;

 } #}}}
 
 sub gettext { #{{{
        # Only use gettext in the rare cases it's needed.
 } #}}}
 
 sub gettext { #{{{
        # Only use gettext in the rare cases it's needed.

-       if (exists $ENV{LANG} || exists $ENV{LC_ALL} || exists $ENV{LC_MESSAGES}) {
+       if ((exists $ENV{LANG} && length $ENV{LANG}) ||
+           (exists $ENV{LC_ALL} && length $ENV{LC_ALL}) ||
+           (exists $ENV{LC_MESSAGES} && length $ENV{LC_MESSAGES})) {

                if (! $gettext_obj) {
                        $gettext_obj=eval q{
                                use Locale::gettext q{textdomain};
                if (! $gettext_obj) {
                        $gettext_obj=eval q{
                                use Locale::gettext q{textdomain};


@@ -992,6 +1208,12 @@ sub gettext { #{{{
        }
 } #}}}
 
        }
 } #}}}
 

+sub yesno ($) { #{{{
+       my $val=shift;
+
+       return (defined $val && lc($val) eq gettext("yes"));
+} #}}}
+

 sub pagespec_merge ($$) { #{{{
        my $a=shift;
        my $b=shift;
 sub pagespec_merge ($$) { #{{{
        my $a=shift;
        my $b=shift;


@@ -1010,8 +1232,6 @@ sub pagespec_merge ($$) { #{{{
 } #}}}
 
 sub pagespec_translate ($) { #{{{
 } #}}}
 
 sub pagespec_translate ($) { #{{{

-       # This assumes that $page is in scope in the function
-       # that evalulates the translated pagespec code.

        my $spec=shift;
 
        # Support for old-style GlobLists.
        my $spec=shift;
 
        # Support for old-style GlobLists.


@@ -1030,36 +1250,41 @@ sub pagespec_translate ($) { #{{{
                |
                        \)              # )
                |
                |
                        \)              # )
                |

-                       \w+\([^\)]+\)   # command(params)
+                       \w+\([^\)]*\)   # command(params)

                |
                        [^\s()]+        # any other text
                )
                \s*             # ignore whitespace
        }igx) {
                my $word=$1;
                |
                        [^\s()]+        # any other text
                )
                \s*             # ignore whitespace
        }igx) {
                my $word=$1;

-               if (lc $word eq "and") {
-                       $code.=" &&";
+               if (lc $word eq 'and') {
+                       $code.=' &&';

                }
                }

-               elsif (lc $word eq "or") {
-                       $code.=" ||";
+               elsif (lc $word eq 'or') {
+                       $code.=' ||';

                }
                elsif ($word eq "(" || $word eq ")" || $word eq "!") {
                }
                elsif ($word eq "(" || $word eq ")" || $word eq "!") {

-                       $code.=" ".$word;
+                       $code.=' '.$word;

                }
                elsif ($word =~ /^(\w+)\((.*)\)$/) {
                        if (exists $IkiWiki::PageSpec::{"match_$1"}) {
                }
                elsif ($word =~ /^(\w+)\((.*)\)$/) {
                        if (exists $IkiWiki::PageSpec::{"match_$1"}) {

-                               $code.="IkiWiki::PageSpec::match_$1(\$page, ".safequote($2).", \@params)";
+                               $code.="IkiWiki::PageSpec::match_$1(\$page, ".safequote($2).", \@_)";

                        }
                        else {
                        }
                        else {

-                               $code.=" 0";
+                               $code.=' 0';

                        }
                }
                else {
                        }
                }
                else {

-                       $code.=" IkiWiki::PageSpec::match_glob(\$page, ".safequote($word).", \@params)";
+                       $code.=" IkiWiki::PageSpec::match_glob(\$page, ".safequote($word).", \@_)";

                }
        }
 
                }
        }
 

-       return $code;
+       if (! length $code) {
+               $code=0;
+       }
+
+       no warnings;
+       return eval 'sub { my $page=shift; '.$code.' }';

 } #}}}
 
 sub pagespec_match ($$;@) { #{{{
 } #}}}
 
 sub pagespec_match ($$;@) { #{{{


@@ -1069,12 +1294,26 @@ sub pagespec_match ($$;@) { #{{{
 
        # Backwards compatability with old calling convention.
        if (@params == 1) {
 
        # Backwards compatability with old calling convention.
        if (@params == 1) {

-               unshift @params, "location";
+               unshift @params, 'location';

        }
 
        }
 

-       my $ret=eval pagespec_translate($spec);
-       return IkiWiki::FailReason->new("syntax error") if $@;
-       return $ret;
+       my $sub=pagespec_translate($spec);
+       return IkiWiki::FailReason->new("syntax error in pagespec \"$spec\"") if $@;
+       return $sub->($page, @params);
+} #}}}
+
+sub pagespec_valid ($) { #{{{
+       my $spec=shift;
+
+       my $sub=pagespec_translate($spec);
+       return ! $@;
+} #}}}
+       
+sub glob2re ($) { #{{{
+       my $re=quotemeta(shift);
+       $re=~s/\\\*/.*/g;
+       $re=~s/\\\?/./g;
+       return $re;

 } #}}}
 
 package IkiWiki::FailReason;
 } #}}}
 
 package IkiWiki::FailReason;


@@ -1087,7 +1326,9 @@ use overload ( #{{{
 ); #}}}
 
 sub new { #{{{
 ); #}}}
 
 sub new { #{{{

-       bless \$_[1], $_[0];
+       my $class = shift;
+       my $value = shift;
+       return bless \$value, $class;

 } #}}}
 
 package IkiWiki::SuccessReason;
 } #}}}
 
 package IkiWiki::SuccessReason;


@@ -1100,7 +1341,9 @@ use overload ( #{{{
 ); #}}}
 
 sub new { #{{{
 ); #}}}
 
 sub new { #{{{

-       bless \$_[1], $_[0];
+       my $class = shift;
+       my $value = shift;
+       return bless \$value, $class;

 }; #}}}
 
 package IkiWiki::PageSpec;
 }; #}}}
 
 package IkiWiki::PageSpec;


@@ -1110,7 +1353,7 @@ sub match_glob ($$;@) { #{{{
        my $glob=shift;
        my %params=@_;
        
        my $glob=shift;
        my %params=@_;
        

-       my $from=exists $params{location} ? $params{location} : "";
+       my $from=exists $params{location} ? $params{location} : '';

        
        # relative matching
        if ($glob =~ m!^\./!) {
        
        # relative matching
        if ($glob =~ m!^\./!) {


@@ -1119,25 +1362,30 @@ sub match_glob ($$;@) { #{{{
                $glob="$from/$glob" if length $from;
        }
 
                $glob="$from/$glob" if length $from;
        }
 

-       # turn glob into safe regexp
-       $glob=quotemeta($glob);
-       $glob=~s/\\\*/.*/g;
-       $glob=~s/\\\?/./g;
-
-       if ($page=~/^$glob$/i) {
-               return IkiWiki::SuccessReason->new("$glob matches $page");
+       my $regexp=IkiWiki::glob2re($glob);
+       if ($page=~/^$regexp$/i) {
+               if (! IkiWiki::isinternal($page) || $params{internal}) {
+                       return IkiWiki::SuccessReason->new("$glob matches $page");
+               }
+               else {
+                       return IkiWiki::FailReason->new("$glob matches $page, but the page is an internal page");
+               }

        }
        else {
                return IkiWiki::FailReason->new("$glob does not match $page");
        }
 } #}}}
 
        }
        else {
                return IkiWiki::FailReason->new("$glob does not match $page");
        }
 } #}}}
 

+sub match_internal ($$;@) { #{{{
+       return match_glob($_[0], $_[1], @_, internal => 1)
+} #}}}
+

 sub match_link ($$;@) { #{{{
        my $page=shift;
        my $link=lc(shift);
        my %params=@_;
 
 sub match_link ($$;@) { #{{{
        my $page=shift;
        my $link=lc(shift);
        my %params=@_;
 

-       my $from=exists $params{location} ? $params{location} : "";
+       my $from=exists $params{location} ? $params{location} : '';

 
        # relative matching
        if ($link =~ m!^\.! && defined $from) {
 
        # relative matching
        if ($link =~ m!^\.! && defined $from) {


@@ -1146,16 +1394,16 @@ sub match_link ($$;@) { #{{{
                $link="$from/$link" if length $from;
        }
 
                $link="$from/$link" if length $from;
        }
 

-       my $links = $IkiWiki::links{$page} or return undef;
-       return IkiWiki::FailReason->new("$page has no links") unless @$links;
+       my $links = $IkiWiki::links{$page};
+       return IkiWiki::FailReason->new("$page has no links") unless $links && @{$links};

        my $bestlink = IkiWiki::bestlink($from, $link);
        my $bestlink = IkiWiki::bestlink($from, $link);

-       foreach my $p (@$links) {
+       foreach my $p (@{$links}) {

                if (length $bestlink) {
                        return IkiWiki::SuccessReason->new("$page links to $link")
                                if $bestlink eq IkiWiki::bestlink($page, $p);
                }
                else {
                if (length $bestlink) {
                        return IkiWiki::SuccessReason->new("$page links to $link")
                                if $bestlink eq IkiWiki::bestlink($page, $p);
                }
                else {

-                       return IkiWiki::SuccessReason->new("$page links to page matching $link")
+                       return IkiWiki::SuccessReason->new("$page links to page $p matching $link")

                                if match_glob($p, $link, %params);
                }
        }
                                if match_glob($p, $link, %params);
                }
        }


@@ -1163,7 +1411,7 @@ sub match_link ($$;@) { #{{{
 } #}}}
 
 sub match_backlink ($$;@) { #{{{
 } #}}}
 
 sub match_backlink ($$;@) { #{{{

-       match_link($_[1], $_[0], @_);
+       return match_link($_[1], $_[0], @_);

 } #}}}
 
 sub match_created_before ($$;@) { #{{{
 } #}}}
 
 sub match_created_before ($$;@) { #{{{


@@ -1172,10 +1420,10 @@ sub match_created_before ($$;@) { #{{{
 
        if (exists $IkiWiki::pagectime{$testpage}) {
                if ($IkiWiki::pagectime{$page} < $IkiWiki::pagectime{$testpage}) {
 
        if (exists $IkiWiki::pagectime{$testpage}) {
                if ($IkiWiki::pagectime{$page} < $IkiWiki::pagectime{$testpage}) {

-                       IkiWiki::SuccessReason->new("$page created before $testpage");
+                       return IkiWiki::SuccessReason->new("$page created before $testpage");

                }
                else {
                }
                else {

-                       IkiWiki::FailReason->new("$page not created before $testpage");
+                       return IkiWiki::FailReason->new("$page not created before $testpage");

                }
        }
        else {
                }
        }
        else {


@@ -1189,10 +1437,10 @@ sub match_created_after ($$;@) { #{{{
 
        if (exists $IkiWiki::pagectime{$testpage}) {
                if ($IkiWiki::pagectime{$page} > $IkiWiki::pagectime{$testpage}) {
 
        if (exists $IkiWiki::pagectime{$testpage}) {
                if ($IkiWiki::pagectime{$page} > $IkiWiki::pagectime{$testpage}) {

-                       IkiWiki::SuccessReason->new("$page created after $testpage");
+                       return IkiWiki::SuccessReason->new("$page created after $testpage");

                }
                else {
                }
                else {

-                       IkiWiki::FailReason->new("$page not created after $testpage");
+                       return IkiWiki::FailReason->new("$page not created after $testpage");

                }
        }
        else {
                }
        }
        else {


@@ -1202,42 +1450,28 @@ sub match_created_after ($$;@) { #{{{
 
 sub match_creation_day ($$;@) { #{{{
        if ((gmtime($IkiWiki::pagectime{shift()}))[3] == shift) {
 
 sub match_creation_day ($$;@) { #{{{
        if ((gmtime($IkiWiki::pagectime{shift()}))[3] == shift) {

-               return IkiWiki::SuccessReason->new("creation_day matched");
+               return IkiWiki::SuccessReason->new('creation_day matched');

        }
        else {
        }
        else {

-               return IkiWiki::FailReason->new("creation_day did not match");
+               return IkiWiki::FailReason->new('creation_day did not match');

        }
 } #}}}
 
 sub match_creation_month ($$;@) { #{{{
        if ((gmtime($IkiWiki::pagectime{shift()}))[4] + 1 == shift) {
        }
 } #}}}
 
 sub match_creation_month ($$;@) { #{{{
        if ((gmtime($IkiWiki::pagectime{shift()}))[4] + 1 == shift) {

-               return IkiWiki::SuccessReason->new("creation_month matched");
+               return IkiWiki::SuccessReason->new('creation_month matched');

        }
        else {
        }
        else {

-               return IkiWiki::FailReason->new("creation_month did not match");
+               return IkiWiki::FailReason->new('creation_month did not match');

        }
 } #}}}
 
 sub match_creation_year ($$;@) { #{{{
        if ((gmtime($IkiWiki::pagectime{shift()}))[5] + 1900 == shift) {
        }
 } #}}}
 
 sub match_creation_year ($$;@) { #{{{
        if ((gmtime($IkiWiki::pagectime{shift()}))[5] + 1900 == shift) {

-               return IkiWiki::SuccessReason->new("creation_year matched");
-       }
-       else {
-               return IkiWiki::FailReason->new("creation_year did not match");
-       }
-} #}}}
-
-sub match_user ($$;@) { #{{{
-       shift;
-       my $user=shift;
-       my %params=@_;
-
-       return IkiWiki::FailReason->new("cannot match user") unless exists $params{user};
-       if ($user eq $params{user}) {
-               return IkiWiki::SuccessReason->new("user is $user")
+               return IkiWiki::SuccessReason->new('creation_year matched');

        }
        else {
        }
        else {

-               return IkiWiki::FailReason->new("user is not $user");
+               return IkiWiki::FailReason->new('creation_year did not match');

        }
 } #}}}
 
        }
 } #}}}