X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/76746c5fe6a8e851b971c8222a4929fe3be7f60a..3433b39bb963d94236d194151cc5c8c60cc8d6c5:/IkiWiki.pm?ds=inline diff --git a/IkiWiki.pm b/IkiWiki.pm index 73d2a9763..637d56c73 100644 --- a/IkiWiki.pm +++ b/IkiWiki.pm @@ -5,25 +5,26 @@ package IkiWiki; use warnings; use strict; use Encode; -use HTML::Entities; use URI::Escape q{uri_escape_utf8}; -use POSIX; +use POSIX (); use Storable; use open qw{:utf8 :std}; use vars qw{%config %links %oldlinks %pagemtime %pagectime %pagecase - %pagestate %wikistate %renderedfiles %oldrenderedfiles - %pagesources %destsources %depends %depends_simple %hooks - %forcerebuild %loaded_plugins}; + %pagestate %wikistate %renderedfiles %oldrenderedfiles + %pagesources %delpagesources %destsources %depends %depends_simple + @mass_depends %hooks %forcerebuild %loaded_plugins %typedlinks + %oldtypedlinks %autofiles}; use Exporter q{import}; -our @EXPORT = qw(hook debug error template htmlpage add_depends pagespec_match - pagespec_match_list bestlink htmllink readfile writefile - pagetype srcfile pagename displaytime will_render gettext urlto - targetpage add_underlay pagetitle titlepage linkpage - newpagefile inject add_link - %config %links %pagestate %wikistate %renderedfiles - %pagesources %destsources); +our @EXPORT = qw(hook debug error htmlpage template template_depends + deptype add_depends pagespec_match pagespec_match_list bestlink + htmllink readfile writefile pagetype srcfile pagename + displaytime will_render gettext ngettext urlto targetpage + add_underlay pagetitle titlepage linkpage newpagefile + inject add_link add_autofile + %config %links %pagestate %wikistate %renderedfiles + %pagesources %destsources %typedlinks); our $VERSION = 3.00; # plugin interface version, next is ikiwiki version our $version='unknown'; # VERSION_AUTOREPLACE done by Makefile, DNE our $installdir='/usr'; # INSTALLDIR_AUTOREPLACE done by Makefile, DNE @@ -36,8 +37,8 @@ our $DEPEND_LINKS=4; # Optimisation. use Memoize; memoize("abs2rel"); +memoize("sortspec_translate"); memoize("pagespec_translate"); -memoize("file_pruned"); memoize("template_file"); sub getsetup () { @@ -150,18 +151,11 @@ sub getsetup () { templatedir => { type => "string", default => "$installdir/share/ikiwiki/templates", - description => "location of template files", + description => "additional directory to search for template files", advanced => 1, safe => 0, # path rebuild => 1, }, - templatedirs => { - type => "internal", - default => [], - description => "additional directories containing template files", - safe => 0, - rebuild => 0, - }, underlaydir => { type => "string", default => "$installdir/share/ikiwiki/basewiki", @@ -240,6 +234,14 @@ sub getsetup () { safe => 1, rebuild => 1, }, + html5 => { + type => "boolean", + default => 0, + description => "generate HTML5?", + advanced => 0, + safe => 1, + rebuild => 1, + }, sslcookie => { type => "boolean", default => 0, @@ -334,18 +336,35 @@ sub getsetup () { safe => 0, # paranoia rebuild => 0, }, + timezone => { + type => "string", + default => "", + example => "US/Eastern", + description => "time zone name", + safe => 1, + rebuild => 1, + }, + include => { + type => "string", + default => undef, + example => '^\.htaccess$', + description => "regexp of normally excluded files to include", + advanced => 1, + safe => 0, # regexp + rebuild => 1, + }, exclude => { type => "string", default => undef, - example => '\.wav$', - description => "regexp of source files to ignore", + example => '^(*\.private|Makefile)$', + description => "regexp of files that should be skipped", advanced => 1, safe => 0, # regexp rebuild => 1, }, wiki_file_prune_regexps => { type => "internal", - default => [qr/(^|\/)\.\.(\/|$)/, qr/^\./, qr/\/\./, + default => [qr/(^|\/)\.\.(\/|$)/, qr/^\//, qr/^\./, qr/\/\./, qr/\.x?html?$/, qr/\.ikiwiki-new$/, qr/(^|\/).svn\//, qr/.arch-ids\//, qr/{arch}\//, qr/(^|\/)_MTN\//, qr/(^|\/)_darcs\//, @@ -409,6 +428,13 @@ sub getsetup () { safe => 0, rebuild => 0, }, + clean => { + type => "internal", + default => 0, + description => "running in clean mode", + safe => 0, + rebuild => 0, + }, refresh => { type => "internal", default => 0, @@ -423,10 +449,16 @@ sub getsetup () { safe => 0, rebuild => 0, }, - getctime => { + wrapper_background_command => { type => "internal", - default => 0, - description => "running in getctime mode", + default => '', + description => "background shell command to run", + safe => 0, + rebuild => 0, + }, + gettime => { + type => "internal", + description => "running in gettime mode", safe => 0, rebuild => 0, }, @@ -451,6 +483,13 @@ sub getsetup () { safe => 0, rebuild => 0, }, + setuptype => { + type => "internal", + default => "Yaml", + description => "perl class to use to dump setup file", + safe => 0, + rebuild => 0, + }, allow_symlinks_before_srcdir => { type => "boolean", default => 0, @@ -466,10 +505,15 @@ sub defaultconfig () { foreach my $key (keys %s) { push @ret, $key, $s{$key}->{default}; } - use Data::Dumper; return @ret; } +# URL to top of wiki as a path starting with /, valid from any wiki page or +# the CGI; if that's not possible, an absolute URL. Either way, it ends with / +my $local_url; +# URL to CGI script, similar to $local_url +my $local_cgiurl; + sub checkconfig () { # locale stuff; avoid LC_ALL since it overrides everything if (defined $ENV{LC_ALL}) { @@ -492,6 +536,12 @@ sub checkconfig () { $ENV{$val}=$config{ENV}{$val}; } } + if (defined $config{timezone} && length $config{timezone}) { + $ENV{TZ}=$config{timezone}; + } + else { + $config{timezone}=$ENV{TZ}; + } if ($config{w3mmode}) { eval q{use Cwd q{abs_path}}; @@ -506,7 +556,33 @@ sub checkconfig () { if ($config{cgi} && ! length $config{url}) { error(gettext("Must specify url to wiki with --url when using --cgi")); } - + + if (defined $config{url} && length $config{url}) { + eval q{use URI}; + my $baseurl = URI->new($config{url}); + + $local_url = $baseurl->path . "/"; + $local_cgiurl = undef; + + if (length $config{cgiurl}) { + my $cgiurl = URI->new($config{cgiurl}); + + $local_cgiurl = $cgiurl->path; + + if ($cgiurl->scheme ne $baseurl->scheme or + $cgiurl->authority ne $baseurl->authority) { + # too far apart, fall back to absolute URLs + $local_url = "$config{url}/"; + $local_cgiurl = $config{cgiurl}; + } + } + + $local_url =~ s{//$}{/}; + } + else { + $local_cgiurl = $config{cgiurl}; + } + $config{wikistatedir}="$config{srcdir}/.ikiwiki" unless exists $config{wikistatedir} && defined $config{wikistatedir}; @@ -568,10 +644,11 @@ sub loadplugins () { return 1; } -sub loadplugin ($) { +sub loadplugin ($;$) { my $plugin=shift; + my $force=shift; - return if grep { $_ eq $plugin} @{$config{disable_plugins}}; + return if ! $force && grep { $_ eq $plugin} @{$config{disable_plugins}}; foreach my $dir (defined $config{libdir} ? possibly_foolish_untaint($config{libdir}) : undef, "$installdir/lib/ikiwiki") { @@ -685,7 +762,7 @@ sub pagename ($) { my $type=pagetype($file); my $page=$file; - $page=~s/\Q.$type\E*$// + $page=~s/\Q.$type\E*$// if defined $type && !$hooks{htmlize}{$type}{keepextension} && !$hooks{htmlize}{$type}{noextension}; if ($config{indexpages} && $page=~/(.*)\/index$/) { @@ -746,17 +823,23 @@ sub srcfile ($;$) { return (srcfile_stat(@_))[0]; } -sub add_underlay ($) { +sub add_literal_underlay ($) { my $dir=shift; - if ($dir !~ /^\//) { - $dir="$config{underlaydirbase}/$dir"; - } - if (! grep { $_ eq $dir } @{$config{underlaydirs}}) { unshift @{$config{underlaydirs}}, $dir; } +} + +sub add_underlay ($) { + my $dir = shift; + + if ($dir !~ /^\//) { + $dir="$config{underlaydirbase}/$dir"; + } + add_literal_underlay($dir); + # why does it return 1? we just don't know return 1; } @@ -791,6 +874,17 @@ sub prep_writefile ($$) { if (-l "$destdir/$test") { error("cannot write to a symlink ($test)"); } + if (-f _ && $test ne $file) { + # Remove conflicting file. + foreach my $p (keys %renderedfiles, keys %oldrenderedfiles) { + foreach my $f (@{$renderedfiles{$p}}, @{$oldrenderedfiles{$p}}) { + if ($f eq $test) { + unlink("$destdir/$test"); + last; + } + } + } + } $test=dirname($test); } @@ -844,10 +938,36 @@ sub will_render ($$;$) { my $dest=shift; my $clear=shift; - # Important security check. + # Important security check for independently created files. if (-e "$config{destdir}/$dest" && ! $config{rebuild} && ! grep { $_ eq $dest } (@{$renderedfiles{$page}}, @{$oldrenderedfiles{$page}}, @{$wikistate{editpage}{previews}})) { - error("$config{destdir}/$dest independently created, not overwriting with version from $page"); + my $from_other_page=0; + # Expensive, but rarely runs. + foreach my $p (keys %renderedfiles, keys %oldrenderedfiles) { + if (grep { + $_ eq $dest || + dirname($_) eq $dest + } @{$renderedfiles{$p}}, @{$oldrenderedfiles{$p}}) { + $from_other_page=1; + last; + } + } + + error("$config{destdir}/$dest independently created, not overwriting with version from $page") + unless $from_other_page; + } + + # If $dest exists as a directory, remove conflicting files in it + # rendered from other pages. + if (-d _) { + foreach my $p (keys %renderedfiles, keys %oldrenderedfiles) { + foreach my $f (@{$renderedfiles{$p}}, @{$oldrenderedfiles{$p}}) { + if (dirname($f) eq $dest) { + unlink("$config{destdir}/$f"); + rmdir(dirname("$config{destdir}/$f")); + } + } + } } if (! $clear || $cleared{$page}) { @@ -881,7 +1001,7 @@ sub bestlink ($$) { $l.="/" if length $l; $l.=$link; - if (exists $links{$l}) { + if (exists $pagesources{$l}) { return $l; } elsif (exists $pagecase{lc $l}) { @@ -891,7 +1011,7 @@ sub bestlink ($$) { if (length $config{userdir}) { my $l = "$config{userdir}/".lc($link); - if (exists $links{$l}) { + if (exists $pagesources{$l}) { return $l; } elsif (exists $pagecase{lc $l}) { @@ -906,7 +1026,7 @@ sub bestlink ($$) { sub isinlinableimage ($) { my $file=shift; - return $file =~ /\.(png|gif|jpg|jpeg)$/i; + return $file =~ /\.(png|gif|jpg|jpeg|svg)$/i; } sub pagetitle ($;$) { @@ -941,14 +1061,25 @@ sub linkpage ($) { sub cgiurl (@) { my %params=@_; - return $config{cgiurl}."?". + my $cgiurl=$local_cgiurl; + + if (exists $params{cgiurl}) { + $cgiurl=$params{cgiurl}; + delete $params{cgiurl}; + } + + unless (%params) { + return $cgiurl; + } + + return $cgiurl."?". join("&", map $_."=".uri_escape_utf8($params{$_}), keys %params); } sub baseurl (;$) { my $page=shift; - return "$config{url}/" if ! defined $page; + return $local_url if ! defined $page; $page=htmlpage($page); $page=~s/[^\/]+$//; @@ -956,6 +1087,16 @@ sub baseurl (;$) { return $page; } +sub urlabs ($$) { + my $url=shift; + my $urlbase=shift; + + return $url unless defined $urlbase && length $urlbase; + + eval q{use URI}; + URI->new_abs($url, $urlbase)->as_string; +} + sub abs2rel ($$) { # Work around very innefficient behavior in File::Spec if abs2rel # is passed two relative paths. It's much faster if paths are @@ -969,10 +1110,18 @@ sub abs2rel ($$) { return $ret; } -sub displaytime ($;$) { +sub displaytime ($;$$) { # Plugins can override this function to mark up the time to # display. - return ''.formattime(@_).''; + my $time=formattime($_[0], $_[1]); + if ($config{html5}) { + return ''; + } + else { + return ''.$time.''; + } } sub formattime ($;$) { @@ -988,6 +1137,16 @@ sub formattime ($;$) { return decode_utf8(POSIX::strftime($format, localtime($time))); } +sub date_3339 ($) { + my $time=shift; + + my $lc_time=POSIX::setlocale(&POSIX::LC_TIME); + POSIX::setlocale(&POSIX::LC_TIME, "C"); + my $ret=POSIX::strftime("%Y-%m-%dT%H:%M:%SZ", gmtime($time)); + POSIX::setlocale(&POSIX::LC_TIME, $lc_time); + return $ret; +} + sub beautify_urlpath ($) { my $url=shift; @@ -1004,13 +1163,13 @@ sub beautify_urlpath ($) { return $url; } -sub urlto ($$;$) { +sub urlto ($;$$) { my $to=shift; my $from=shift; my $absolute=shift; if (! length $to) { - return beautify_urlpath(baseurl($from)."index.$config{htmlext}"); + $to = 'index'; } if (! $destsources{$to}) { @@ -1021,11 +1180,26 @@ sub urlto ($$;$) { return $config{url}.beautify_urlpath("/".$to); } + if (! defined $from) { + my $u = $local_url || ''; + $u =~ s{/$}{}; + return $u.beautify_urlpath("/".$to); + } + my $link = abs2rel($to, dirname(htmlpage($from))); return beautify_urlpath($link); } +sub isselflink ($$) { + # Plugins can override this function to support special types + # of selflinks. + my $page=shift; + my $link=shift; + + return $page eq $link; +} + sub htmllink ($$$;@) { my $lpage=shift; # the page doing the linking my $page=shift; # the page that will contain the link (different for inline) @@ -1051,21 +1225,23 @@ sub htmllink ($$$;@) { } return "$linktext" - if length $bestlink && $page eq $bestlink && + if length $bestlink && isselflink($page, $bestlink) && ! defined $opts{anchor}; if (! $destsources{$bestlink}) { $bestlink=htmlpage($bestlink); if (! $destsources{$bestlink}) { - return $linktext unless length $config{cgiurl}; - return " "create", - page => lc($link), - from => $lpage - ). - "\" rel=\"nofollow\">?$linktext" + my $cgilink = ""; + if (length $config{cgiurl}) { + $cgilink = " "create", + page => $link, + from => $lpage + )."\" rel=\"nofollow\">?"; + } + return "$cgilink$linktext" } } @@ -1081,29 +1257,32 @@ sub htmllink ($$$;@) { } my @attrs; - if (defined $opts{rel}) { - push @attrs, ' rel="'.$opts{rel}.'"'; - } - if (defined $opts{class}) { - push @attrs, ' class="'.$opts{class}.'"'; + foreach my $attr (qw{rel class title}) { + if (defined $opts{$attr}) { + push @attrs, " $attr=\"$opts{$attr}\""; + } } return "$linktext"; } +sub userpage ($) { + my $user=shift; + return length $config{userdir} ? "$config{userdir}/$user" : $user; +} + sub openiduser ($) { my $user=shift; - if ($user =~ m!^https?://! && + if (defined $user && $user =~ m!^https?://! && eval q{use Net::OpenID::VerifiedIdentity; 1} && !$@) { my $display; if (Net::OpenID::VerifiedIdentity->can("DisplayOfURL")) { - # this works in at least 2.x $display = Net::OpenID::VerifiedIdentity::DisplayOfURL($user); } else { - # this only works in 1.x + # backcompat with old version my $oid=Net::OpenID::VerifiedIdentity->new(identity => $user); $display=$oid->display; } @@ -1116,7 +1295,7 @@ sub openiduser ($) { # Convert "http://somehost.com/user" to "user [somehost.com]". # (also "https://somehost.com/user/") if ($display !~ /\[/) { - $display=~s/^https?:\/\/(.+)\/([^\/]+)\/?$/$2 [$1]/; + $display=~s/^https?:\/\/(.+)\/([^\/#?]+)\/?(?:[#?].*)?$/$2 [$1]/; } $display=~s!^https?://!!; # make sure this is removed eval q{use CGI 'escapeHTML'}; @@ -1126,23 +1305,6 @@ sub openiduser ($) { return; } -sub userlink ($) { - my $user=shift; - - my $oiduser=eval { openiduser($user) }; - if (defined $oiduser) { - return "$oiduser"; - } - else { - eval q{use CGI 'escapeHTML'}; - error($@) if $@; - - return htmllink("", "", escapeHTML( - length $config{userdir} ? $config{userdir}."/".$user : $user - ), noimageinline => 1); - } -} - sub htmlize ($$$$) { my $page=shift; my $destpage=shift; @@ -1150,7 +1312,7 @@ sub htmlize ($$$$) { my $content=shift; my $oneline = $content !~ /\n/; - + if (exists $hooks{htmlize}{$type}) { $content=$hooks{htmlize}{$type}{call}->( page => $page, @@ -1171,10 +1333,9 @@ sub htmlize ($$$$) { if ($oneline) { # hack to get rid of enclosing junk added by markdown - # and other htmlizers + # and other htmlizers/sanitizers $content=~s/^

//i; - $content=~s/<\/p>$//i; - chomp $content; + $content=~s/<\/p>\n*$//i; } return $content; @@ -1229,12 +1390,17 @@ sub preprocess ($$$;$$) { (?: """(.*?)""" # 2: triple-quoted value | - "([^"]+)" # 3: single-quoted value + "([^"]*?)" # 3: single-quoted value + | + '''(.*?)''' # 4: triple-single-quote | - (\S+) # 4: unquoted value + <<([a-zA-Z]+)\n # 5: heredoc start + (.*?)\n\5 # 6: heredoc value + | + (\S+) # 7: unquoted value ) (?:\s+|$) # delimiter to next param - }sgx) { + }msgx) { my $key=$1; my $val; if (defined $2) { @@ -1249,6 +1415,12 @@ sub preprocess ($$$;$$) { elsif (defined $4) { $val=$4; } + elsif (defined $7) { + $val=$7; + } + elsif (defined $6) { + $val=$6; + } if (defined $key) { push @params, $key, $val; @@ -1315,7 +1487,12 @@ sub preprocess ($$$;$$) { (?: """.*?""" # triple-quoted value | - "[^"]+" # single-quoted value + "[^"]*?" # single-quoted value + | + '''.*?''' # triple-single-quote + | + <<([a-zA-Z]+)\n # 5: heredoc start + (?:.*?)\n\5 # heredoc value | [^"\s\]]+ # unquoted value ) @@ -1338,7 +1515,12 @@ sub preprocess ($$$;$$) { (?: """.*?""" # triple-quoted value | - "[^"]+" # single-quoted value + "[^"]*?" # single-quoted value + | + '''.*?''' # triple-single-quote + | + <<([a-zA-Z]+)\n # 5: heredoc start + (?:.*?)\n\5 # heredoc value | [^"\s\]]+ # unquoted value ) @@ -1367,10 +1549,6 @@ sub filter ($$$) { return $content; } -sub indexlink () { - return "$config{wikiname}"; -} - sub check_canedit ($$$;$) { my $page=shift; my $q=shift; @@ -1408,7 +1586,7 @@ sub check_content (@) { my %old=map { $_ => 1 } split("\n", readfile(srcfile($pagesources{$params{page}}))); foreach my $line (split("\n", $params{content})) { - push @diff, $line if ! exists $old{$_}; + push @diff, $line if ! exists $old{$line}; } $params{diff}=join("\n", @diff); } @@ -1435,6 +1613,69 @@ sub check_content (@) { return defined $ok ? $ok : 1; } +sub check_canchange (@) { + my %params = @_; + my $cgi = $params{cgi}; + my $session = $params{session}; + my @changes = @{$params{changes}}; + + my %newfiles; + foreach my $change (@changes) { + # This untaint is safe because we check file_pruned and + # wiki_file_regexp. + my ($file)=$change->{file}=~/$config{wiki_file_regexp}/; + $file=possibly_foolish_untaint($file); + if (! defined $file || ! length $file || + file_pruned($file)) { + error(gettext("bad file name %s"), $file); + } + + my $type=pagetype($file); + my $page=pagename($file) if defined $type; + + if ($change->{action} eq 'add') { + $newfiles{$file}=1; + } + + if ($change->{action} eq 'change' || + $change->{action} eq 'add') { + if (defined $page) { + check_canedit($page, $cgi, $session); + next; + } + else { + if (IkiWiki::Plugin::attachment->can("check_canattach")) { + IkiWiki::Plugin::attachment::check_canattach($session, $file, $change->{path}); + check_canedit($file, $cgi, $session); + next; + } + } + } + elsif ($change->{action} eq 'remove') { + # check_canremove tests to see if the file is present + # on disk. This will fail when a single commit adds a + # file and then removes it again. Avoid the problem + # by not testing the removal in such pairs of changes. + # (The add is still tested, just to make sure that + # no data is added to the repo that a web edit + # could not add.) + next if $newfiles{$file}; + + if (IkiWiki::Plugin::remove->can("check_canremove")) { + IkiWiki::Plugin::remove::check_canremove(defined $page ? $page : $file, $cgi, $session); + check_canedit(defined $page ? $page : $file, $cgi, $session); + next; + } + } + else { + error "unknown action ".$change->{action}; + } + + error sprintf(gettext("you are not allowed to change %s"), $file); + } +} + + my $wikilock; sub lockwiki () { @@ -1489,7 +1730,7 @@ sub loadindex () { if (! $config{rebuild}) { %pagesources=%pagemtime=%oldlinks=%links=%depends= %destsources=%renderedfiles=%pagecase=%pagestate= - %depends_simple=(); + %depends_simple=%typedlinks=%oldtypedlinks=(); } my $in; if (! open ($in, "<", "$config{wikistatedir}/indexdb")) { @@ -1498,6 +1739,7 @@ sub loadindex () { open ($in, "<", "$config{wikistatedir}/indexdb") || return; } else { + $config{gettime}=1; # first build return; } } @@ -1511,6 +1753,12 @@ sub loadindex () { if (exists $index->{version} && ! ref $index->{version}) { $pages=$index->{page}; %wikistate=%{$index->{state}}; + # Handle plugins that got disabled by loading a new setup. + if (exists $config{setupfile}) { + require IkiWiki::Setup; + IkiWiki::Setup::disabled_plugins( + grep { ! $loaded_plugins{$_} } keys %wikistate); + } } else { $pages=$index; @@ -1521,8 +1769,8 @@ sub loadindex () { my $d=$pages->{$src}; my $page=pagename($src); $pagectime{$page}=$d->{ctime}; + $pagesources{$page}=$src; if (! $config{rebuild}) { - $pagesources{$page}=$src; $pagemtime{$page}=$d->{mtime}; $renderedfiles{$page}=$d->{dest}; if (exists $d->{links} && ref $d->{links}) { @@ -1555,6 +1803,14 @@ sub loadindex () { if (exists $d->{state}) { $pagestate{$page}=$d->{state}; } + if (exists $d->{typedlinks}) { + $typedlinks{$page}=$d->{typedlinks}; + + while (my ($type, $links) = each %{$typedlinks{$page}}) { + next unless %$links; + $oldtypedlinks{$page}{$type} = {%$links}; + } + } } $oldrenderedfiles{$page}=[@{$d->{dest}}]; } @@ -1570,11 +1826,7 @@ sub loadindex () { sub saveindex () { run_hooks(savestate => sub { shift->() }); - my %hookids; - foreach my $type (keys %hooks) { - $hookids{$_}=1 foreach keys %{$hooks{$type}}; - } - my @hookids=keys %hookids; + my @plugins=keys %loaded_plugins; if (! -d $config{wikistatedir}) { mkdir($config{wikistatedir}); @@ -1603,8 +1855,12 @@ sub saveindex () { $index{page}{$src}{depends_simple} = $depends_simple{$page}; } + if (exists $typedlinks{$page} && %{$typedlinks{$page}}) { + $index{page}{$src}{typedlinks} = $typedlinks{$page}; + } + if (exists $pagestate{$page}) { - foreach my $id (@hookids) { + foreach my $id (@plugins) { foreach my $key (keys %{$pagestate{$page}{$id}}) { $index{page}{$src}{state}{$id}{$key}=$pagestate{$page}{$id}{$key}; } @@ -1613,7 +1869,8 @@ sub saveindex () { } $index{state}={}; - foreach my $id (@hookids) { + foreach my $id (@plugins) { + $index{state}{$id}={}; # used to detect disabled plugins foreach my $key (keys %{$wikistate{$id}}) { $index{state}{$id}{$key}=$wikistate{$id}{$key}; } @@ -1630,58 +1887,95 @@ sub saveindex () { } sub template_file ($) { - my $template=shift; + my $name=shift; + + my $tpage=($name =~ s/^\///) ? $name : "templates/$name"; + my $template; + if ($name !~ /\.tmpl$/ && exists $pagesources{$tpage}) { + $template=srcfile($pagesources{$tpage}, 1); + $name.=".tmpl"; + } + else { + $template=srcfile($tpage, 1); + } - foreach my $dir ($config{templatedir}, @{$config{templatedirs}}, - "$installdir/share/ikiwiki/templates") { - return "$dir/$template" if -e "$dir/$template"; + if (defined $template) { + return $template, $tpage, 1 if wantarray; + return $template; + } + else { + $name=~s:/::; # avoid path traversal + foreach my $dir ($config{templatedir}, + "$installdir/share/ikiwiki/templates") { + if (-e "$dir/$name") { + $template="$dir/$name"; + last; + } + } + if (defined $template) { + return $template, $tpage if wantarray; + return $template; + } } + return; } -sub template_params (@) { - my $filename=template_file(shift); - +sub template_depends ($$;@) { + my $name=shift; + my $page=shift; + + my ($filename, $tpage, $untrusted)=template_file($name); if (! defined $filename) { - return if wantarray; - return ""; + error(sprintf(gettext("template %s not found"), $name)) } - my @ret=( + if (defined $page && defined $tpage) { + add_depends($page, $tpage); + } + + my @opts=( filter => sub { my $text_ref = shift; ${$text_ref} = decode_utf8(${$text_ref}); }, - filename => $filename, loop_context_vars => 1, die_on_bad_params => 0, - @_ + parent_global_vars => 1, + filename => $filename, + @_, + ($untrusted ? (no_includes => 1) : ()), ); - return wantarray ? @ret : {@ret}; + return @opts if wantarray; + + require HTML::Template; + return HTML::Template->new(@opts); } sub template ($;@) { - require HTML::Template; - return HTML::Template->new(template_params(@_)); + template_depends(shift, undef, @_); } -sub misctemplate ($$;@) { - my $title=shift; - my $pagebody=shift; - - my $template=template("misc.tmpl"); - $template->param( - title => $title, - indexlink => indexlink(), - wikiname => $config{wikiname}, - pagebody => $pagebody, - baseurl => baseurl(), - @_, - ); - run_hooks(pagetemplate => sub { - shift->(page => "", destpage => "", template => $template); +sub templateactions ($$) { + my $template=shift; + my $page=shift; + + my $have_actions=0; + my @actions; + run_hooks(pageactions => sub { + push @actions, map { { action => $_ } } + grep { defined } shift->(page => $page); }); - return $template->output; + $template->param(actions => \@actions); + + if ($config{cgiurl} && exists $hooks{auth}) { + $template->param(prefsurl => cgiurl(do => "prefs")); + $have_actions=1; + } + + if ($have_actions || @actions) { + $template->param(have_actions => 1); + } } sub hook (@) { @@ -1732,11 +2026,11 @@ sub rcs_prepedit ($) { $hooks{rcs}{rcs_prepedit}{call}->(@_); } -sub rcs_commit ($$$;$$) { +sub rcs_commit (@) { $hooks{rcs}{rcs_commit}{call}->(@_); } -sub rcs_commit_staged ($$$) { +sub rcs_commit_staged (@) { $hooks{rcs}{rcs_commit_staged}{call}->(@_); } @@ -1756,7 +2050,7 @@ sub rcs_recentchanges ($) { $hooks{rcs}{rcs_recentchanges}{call}->(@_); } -sub rcs_diff ($) { +sub rcs_diff ($;$) { $hooks{rcs}{rcs_diff}{call}->(@_); } @@ -1764,99 +2058,110 @@ sub rcs_getctime ($) { $hooks{rcs}{rcs_getctime}{call}->(@_); } +sub rcs_getmtime ($) { + $hooks{rcs}{rcs_getmtime}{call}->(@_); +} + sub rcs_receive () { $hooks{rcs}{rcs_receive}{call}->(); } -sub add_depends ($$;@) { +sub add_depends ($$;$) { my $page=shift; my $pagespec=shift; + my $deptype=shift || $DEPEND_CONTENT; # Is the pagespec a simple page name? - my $simple=$pagespec =~ /$config{wiki_file_regexp}/ && - $pagespec !~ /[\s*?()!]/; - - my $deptype=0; - if (@_) { - my %params=@_; - - if ($params{presence}) { - # Is the pagespec limited to terms that will continue - # to match pages as long as those pages exist? - my $presence_limited=1; - while ($presence_limited && $pagespec=~m/(\w+)\([^\)]*\)/g) { - $presence_limited = $1 =~ /^(glob|internal|creation_month|creation_day|creation_year|created_before|created_after)$/; - } - if ($presence_limited) { - $deptype=$deptype | $DEPEND_PRESENCE; - } - else { - $deptype=$deptype | $DEPEND_CONTENT; - } - } - if ($params{links}) { - # Is the pagespec limited to terms that will continue - # to match pages as long as those pages exist and - # link to the same places? - my $links_limited=1; - while ($links_limited && $pagespec=~m/(\w+)\([^\)]*\)/g) { - $links_limited = $1 =~ /^(glob|internal|creation_month|creation_day|creation_year|created_before|created_after|backlink)$/; - } - if ($links_limited) { - $deptype=$deptype | $DEPEND_LINKS; - } - else { - $deptype=$deptype | $DEPEND_CONTENT; - } - } - } - $deptype=$DEPEND_CONTENT unless $deptype; - - if ($simple) { + if ($pagespec =~ /$config{wiki_file_regexp}/ && + $pagespec !~ /[\s*?()!]/) { $depends_simple{$page}{lc $pagespec} |= $deptype; return 1; } - return unless pagespec_valid($pagespec); + # Add explicit dependencies for influences. + my $sub=pagespec_translate($pagespec); + return unless defined $sub; + foreach my $p (keys %pagesources) { + my $r=$sub->($p, location => $page); + my $i=$r->influences; + my $static=$r->influences_static; + foreach my $k (keys %$i) { + next unless $r || $static || $k eq $page; + $depends_simple{$page}{lc $k} |= $i->{$k}; + } + last if $static; + } $depends{$page}{$pagespec} |= $deptype; return 1; } -sub file_pruned ($$) { - require File::Spec; - my $file=File::Spec->canonpath(shift); - my $base=File::Spec->canonpath(shift); - $file =~ s#^\Q$base\E/+##; +sub deptype (@) { + my $deptype=0; + foreach my $type (@_) { + if ($type eq 'presence') { + $deptype |= $DEPEND_PRESENCE; + } + elsif ($type eq 'links') { + $deptype |= $DEPEND_LINKS; + } + elsif ($type eq 'content') { + $deptype |= $DEPEND_CONTENT; + } + } + return $deptype; +} + +my $file_prune_regexp; +sub file_pruned ($) { + my $file=shift; + + if (defined $config{include} && length $config{include}) { + return 0 if $file =~ m/$config{include}/; + } - my $regexp='('.join('|', @{$config{wiki_file_prune_regexps}}).')'; - return $file =~ m/$regexp/ && $file ne $base; + if (! defined $file_prune_regexp) { + $file_prune_regexp='('.join('|', @{$config{wiki_file_prune_regexps}}).')'; + $file_prune_regexp=qr/$file_prune_regexp/; + } + return $file =~ m/$file_prune_regexp/; } sub define_gettext () { # If translation is needed, redefine the gettext function to do it. # Otherwise, it becomes a quick no-op. - no warnings 'redefine'; + my $gettext_obj; + my $getobj; if ((exists $ENV{LANG} && length $ENV{LANG}) || (exists $ENV{LC_ALL} && length $ENV{LC_ALL}) || (exists $ENV{LC_MESSAGES} && length $ENV{LC_MESSAGES})) { - *gettext=sub { - my $gettext_obj=eval q{ + $getobj=sub { + $gettext_obj=eval q{ use Locale::gettext q{textdomain}; Locale::gettext->domain('ikiwiki') }; - - if ($gettext_obj) { - $gettext_obj->get(shift); - } - else { - return shift; - } }; } - else { - *gettext=sub { return shift }; - } + + no warnings 'redefine'; + *gettext=sub { + $getobj->() if $getobj; + if ($gettext_obj) { + $gettext_obj->get(shift); + } + else { + return shift; + } + }; + *ngettext=sub { + $getobj->() if $getobj; + if ($gettext_obj) { + $gettext_obj->nget(@_); + } + else { + return ($_[2] == 1 ? $_[0] : $_[1]) + } + }; } sub gettext { @@ -1864,6 +2169,11 @@ sub gettext { gettext(@_); } +sub ngettext { + define_gettext(); + ngettext(@_); +} + sub yesno ($) { my $val=shift; @@ -1895,12 +2205,91 @@ sub inject { use warnings; } -sub add_link ($$) { +sub add_link ($$;$) { my $page=shift; my $link=shift; + my $type=shift; push @{$links{$page}}, $link unless grep { $_ eq $link } @{$links{$page}}; + + if (defined $type) { + $typedlinks{$page}{$type}{$link} = 1; + } +} + +sub add_autofile ($$$) { + my $file=shift; + my $plugin=shift; + my $generator=shift; + + $autofiles{$file}{plugin}=$plugin; + $autofiles{$file}{generator}=$generator; +} + +sub sortspec_translate ($$) { + my $spec = shift; + my $reverse = shift; + + my $code = ""; + my @data; + while ($spec =~ m{ + \s* + (-?) # group 1: perhaps negated + \s* + ( # group 2: a word + \w+\([^\)]*\) # command(params) + | + [^\s]+ # or anything else + ) + \s* + }gx) { + my $negated = $1; + my $word = $2; + my $params = undef; + + if ($word =~ m/^(\w+)\((.*)\)$/) { + # command with parameters + $params = $2; + $word = $1; + } + elsif ($word !~ m/^\w+$/) { + error(sprintf(gettext("invalid sort type %s"), $word)); + } + + if (length $code) { + $code .= " || "; + } + + if ($negated) { + $code .= "-"; + } + + if (exists $IkiWiki::SortSpec::{"cmp_$word"}) { + if (defined $params) { + push @data, $params; + $code .= "IkiWiki::SortSpec::cmp_$word(\$data[$#data])"; + } + else { + $code .= "IkiWiki::SortSpec::cmp_$word(undef)"; + } + } + else { + error(sprintf(gettext("unknown sort type %s"), $word)); + } + } + + if (! length $code) { + # undefined sorting method... sort arbitrarily + return sub { 0 }; + } + + if ($reverse) { + $code="-($code)"; + } + + no warnings; + return eval 'sub { '.$code.' }'; } sub pagespec_translate ($) { @@ -1970,46 +2359,98 @@ sub pagespec_match ($$;@) { my $sub=pagespec_translate($spec); return IkiWiki::ErrorReason->new("syntax error in pagespec \"$spec\"") - if $@ || ! defined $sub; + if ! defined $sub; return $sub->($page, @params); } sub pagespec_match_list ($$;@) { - my $pages=shift; - my $spec=shift; - my @params=@_; + my $page=shift; + my $pagespec=shift; + my %params=@_; - my $sub=pagespec_translate($spec); - error "syntax error in pagespec \"$spec\"" - if $@ || ! defined $sub; + # Backwards compatability with old calling convention. + if (ref $page) { + print STDERR "warning: a plugin (".caller().") is using pagespec_match_list in an obsolete way, and needs to be updated\n"; + $params{list}=$page; + $page=$params{location}; # ugh! + } + + my $sub=pagespec_translate($pagespec); + error "syntax error in pagespec \"$pagespec\"" + if ! defined $sub; + my $sort=sortspec_translate($params{sort}, $params{reverse}) + if defined $params{sort}; + + my @candidates; + if (exists $params{list}) { + @candidates=exists $params{filter} + ? grep { ! $params{filter}->($_) } @{$params{list}} + : @{$params{list}}; + } + else { + @candidates=exists $params{filter} + ? grep { ! $params{filter}->($_) } keys %pagesources + : keys %pagesources; + } - my @ret; - my $r; - foreach my $page (@$pages) { - $r=$sub->($page, @params); - push @ret, $page if $r; + # clear params, remainder is passed to pagespec + $depends{$page}{$pagespec} |= ($params{deptype} || $DEPEND_CONTENT); + my $num=$params{num}; + delete @params{qw{num deptype reverse sort filter list}}; + + # when only the top matches will be returned, it's efficient to + # sort before matching to pagespec, + if (defined $num && defined $sort) { + @candidates=IkiWiki::SortSpec::sort_pages( + $sort, @candidates); + } + + my @matches; + my $firstfail; + my $count=0; + my $accum=IkiWiki::SuccessReason->new(); + foreach my $p (@candidates) { + my $r=$sub->($p, %params, location => $page); + error(sprintf(gettext("cannot match pages: %s"), $r)) + if $r->isa("IkiWiki::ErrorReason"); + unless ($r || $r->influences_static) { + $r->remove_influence($p); + } + $accum |= $r; + if ($r) { + push @matches, $p; + last if defined $num && ++$count == $num; + } + } + + # Add simple dependencies for accumulated influences. + my $i=$accum->influences; + foreach my $k (keys %$i) { + $depends_simple{$page}{lc $k} |= $i->{$k}; } - if (! @ret && defined $r && $r->isa("IkiWiki::ErrorReason")) { - error(sprintf(gettext("cannot match pages: %s"), $r)); + # when all matches will be returned, it's efficient to + # sort after matching + if (! defined $num && defined $sort) { + return IkiWiki::SortSpec::sort_pages( + $sort, @matches); } else { - return @ret; + return @matches; } } sub pagespec_valid ($) { my $spec=shift; - my $sub=pagespec_translate($spec); - return ! $@; + return defined pagespec_translate($spec); } sub glob2re ($) { my $re=quotemeta(shift); $re=~s/\\\*/.*/g; $re=~s/\\\?/./g; - return $re; + return qr/^$re$/i; } package IkiWiki::FailReason; @@ -2018,8 +2459,8 @@ use overload ( '""' => sub { $_[0][0] }, '0+' => sub { 0 }, '!' => sub { bless $_[0], 'IkiWiki::SuccessReason'}, - '&' => sub { $_[0][1]={%{$_[0][1]}, %{$_[1][1]}}; $_[0] }, - '|' => sub { $_[1][1]={%{$_[0][1]}, %{$_[1][1]}}; $_[1] }, + '&' => sub { $_[0]->merge_influences($_[1], 1); $_[0] }, + '|' => sub { $_[1]->merge_influences($_[0]); $_[1] }, fallback => 1, ); @@ -2031,8 +2472,8 @@ use overload ( '""' => sub { $_[0][0] }, '0+' => sub { 1 }, '!' => sub { bless $_[0], 'IkiWiki::FailReason'}, - '&' => sub { $_[1][1]={%{$_[0][1]}, %{$_[1][1]}}; $_[1] }, - '|' => sub { $_[0][1]={%{$_[0][1]}, %{$_[1][1]}}; $_[0] }, + '&' => sub { $_[1]->merge_influences($_[0], 1); $_[1] }, + '|' => sub { $_[0]->merge_influences($_[1]); $_[0] }, fallback => 1, ); @@ -2043,7 +2484,39 @@ sub new { } sub influences { - return keys %{$_[0][1]}; + my $this=shift; + $this->[1]={@_} if @_; + my %i=%{$this->[1]}; + delete $i{""}; + return \%i; +} + +sub influences_static { + return ! $_[0][1]->{""}; +} + +sub merge_influences { + my $this=shift; + my $other=shift; + my $anded=shift; + + if (! $anded || (($this || %{$this->[1]}) && + ($other || %{$other->[1]}))) { + foreach my $influence (keys %{$other->[1]}) { + $this->[1]{$influence} |= $other->[1]{$influence}; + } + } + else { + # influence blocker + $this->[1]={}; + } +} + +sub remove_influence { + my $this=shift; + my $torm=shift; + + delete $this->[1]{$torm}; } package IkiWiki::ErrorReason; @@ -2056,15 +2529,23 @@ sub derel ($$) { my $path=shift; my $from=shift; - if ($path =~ m!^\./!) { - $from=~s#/?[^/]+$## if defined $from; - $path=~s#^\./##; - $path="$from/$path" if length $from; + if ($path =~ m!^\.(/|$)!) { + if ($1) { + $from=~s#/?[^/]+$## if defined $from; + $path=~s#^\./##; + $path="$from/$path" if defined $from && length $from; + } + else { + $path = $from; + $path = "" unless defined $path; + } } return $path; } +my %glob_cache; + sub match_glob ($$;@) { my $page=shift; my $glob=shift; @@ -2072,8 +2553,13 @@ sub match_glob ($$;@) { $glob=derel($glob, $params{location}); - my $regexp=IkiWiki::glob2re($glob); - if ($page=~/^$regexp$/i) { + # Instead of converting the glob to a regex every time, + # cache the compiled regex to save time. + my $re=$glob_cache{$glob}; + unless (defined $re) { + $glob_cache{$glob} = $re = IkiWiki::glob2re($glob); + } + if ($page =~ $re) { if (! IkiWiki::isinternal($page) || $params{internal}) { return IkiWiki::SuccessReason->new("$glob matches $page"); } @@ -2087,7 +2573,22 @@ sub match_glob ($$;@) { } sub match_internal ($$;@) { - return match_glob($_[0], $_[1], @_, internal => 1) + return match_glob(shift, shift, @_, internal => 1) +} + +sub match_page ($$;@) { + my $page=shift; + my $match=match_glob($page, shift, @_); + if ($match) { + my $source=exists $IkiWiki::pagesources{$page} ? + $IkiWiki::pagesources{$page} : + $IkiWiki::delpagesources{$page}; + my $type=defined $source ? IkiWiki::pagetype($source) : undef; + if (! defined $type) { + return IkiWiki::FailReason->new("$page is not a page"); + } + } + return $match; } sub match_link ($$;@) { @@ -2097,29 +2598,42 @@ sub match_link ($$;@) { $link=derel($link, $params{location}); my $from=exists $params{location} ? $params{location} : ''; + my $linktype=$params{linktype}; + my $qualifier=''; + if (defined $linktype) { + $qualifier=" with type $linktype"; + } my $links = $IkiWiki::links{$page}; - return IkiWiki::FailReason->new("$page has no links") unless $links && @{$links}; + return IkiWiki::FailReason->new("$page has no links", $page => $IkiWiki::DEPEND_LINKS, "" => 1) + unless $links && @{$links}; my $bestlink = IkiWiki::bestlink($from, $link); foreach my $p (@{$links}) { + next unless (! defined $linktype || exists $IkiWiki::typedlinks{$page}{$linktype}{$p}); + if (length $bestlink) { - return IkiWiki::SuccessReason->new("$page links to $link") - if $bestlink eq IkiWiki::bestlink($page, $p); + if ($bestlink eq IkiWiki::bestlink($page, $p)) { + return IkiWiki::SuccessReason->new("$page links to $link$qualifier", $page => $IkiWiki::DEPEND_LINKS, "" => 1) + } } else { - return IkiWiki::SuccessReason->new("$page links to page $p matching $link") - if match_glob($p, $link, %params); + if (match_glob($p, $link, %params)) { + return IkiWiki::SuccessReason->new("$page links to page $p$qualifier, matching $link", $page => $IkiWiki::DEPEND_LINKS, "" => 1) + } my ($p_rel)=$p=~/^\/?(.*)/; $link=~s/^\///; - return IkiWiki::SuccessReason->new("$page links to page $p_rel matching $link") - if match_glob($p_rel, $link, %params); + if (match_glob($p_rel, $link, %params)) { + return IkiWiki::SuccessReason->new("$page links to page $p_rel$qualifier, matching $link", $page => $IkiWiki::DEPEND_LINKS, "" => 1) + } } } - return IkiWiki::FailReason->new("$page does not link to $link"); + return IkiWiki::FailReason->new("$page does not link to $link$qualifier", $page => $IkiWiki::DEPEND_LINKS, "" => 1); } sub match_backlink ($$;@) { - return match_link($_[1], $_[0], @_); + my $ret=match_link($_[1], $_[0], @_); + $ret->influences($_[1] => $IkiWiki::DEPEND_LINKS); + return $ret; } sub match_created_before ($$;@) { @@ -2131,14 +2645,14 @@ sub match_created_before ($$;@) { if (exists $IkiWiki::pagectime{$testpage}) { if ($IkiWiki::pagectime{$page} < $IkiWiki::pagectime{$testpage}) { - return IkiWiki::SuccessReason->new("$page created before $testpage"); + return IkiWiki::SuccessReason->new("$page created before $testpage", $testpage => $IkiWiki::DEPEND_PRESENCE); } else { - return IkiWiki::FailReason->new("$page not created before $testpage"); + return IkiWiki::FailReason->new("$page not created before $testpage", $testpage => $IkiWiki::DEPEND_PRESENCE); } } else { - return IkiWiki::ErrorReason->new("$testpage does not exist"); + return IkiWiki::ErrorReason->new("$testpage does not exist", $testpage => $IkiWiki::DEPEND_PRESENCE); } } @@ -2151,19 +2665,24 @@ sub match_created_after ($$;@) { if (exists $IkiWiki::pagectime{$testpage}) { if ($IkiWiki::pagectime{$page} > $IkiWiki::pagectime{$testpage}) { - return IkiWiki::SuccessReason->new("$page created after $testpage"); + return IkiWiki::SuccessReason->new("$page created after $testpage", $testpage => $IkiWiki::DEPEND_PRESENCE); } else { - return IkiWiki::FailReason->new("$page not created after $testpage"); + return IkiWiki::FailReason->new("$page not created after $testpage", $testpage => $IkiWiki::DEPEND_PRESENCE); } } else { - return IkiWiki::ErrorReason->new("$testpage does not exist"); + return IkiWiki::ErrorReason->new("$testpage does not exist", $testpage => $IkiWiki::DEPEND_PRESENCE); } } sub match_creation_day ($$;@) { - if ((gmtime($IkiWiki::pagectime{shift()}))[3] == shift) { + my $page=shift; + my $d=shift; + if ($d !~ /^\d+$/) { + return IkiWiki::ErrorReason->new("invalid day $d"); + } + if ((localtime($IkiWiki::pagectime{$page}))[3] == $d) { return IkiWiki::SuccessReason->new('creation_day matched'); } else { @@ -2172,7 +2691,12 @@ sub match_creation_day ($$;@) { } sub match_creation_month ($$;@) { - if ((gmtime($IkiWiki::pagectime{shift()}))[4] + 1 == shift) { + my $page=shift; + my $m=shift; + if ($m !~ /^\d+$/) { + return IkiWiki::ErrorReason->new("invalid month $m"); + } + if ((localtime($IkiWiki::pagectime{$page}))[4] + 1 == $m) { return IkiWiki::SuccessReason->new('creation_month matched'); } else { @@ -2181,7 +2705,12 @@ sub match_creation_month ($$;@) { } sub match_creation_year ($$;@) { - if ((gmtime($IkiWiki::pagectime{shift()}))[5] + 1900 == shift) { + my $page=shift; + my $y=shift; + if ($y !~ /^\d+$/) { + return IkiWiki::ErrorReason->new("invalid year $y"); + } + if ((localtime($IkiWiki::pagectime{$page}))[5] + 1900 == $y) { return IkiWiki::SuccessReason->new('creation_year matched'); } else { @@ -2194,11 +2723,13 @@ sub match_user ($$;@) { my $user=shift; my %params=@_; + my $regexp=IkiWiki::glob2re($user); + if (! exists $params{user}) { return IkiWiki::ErrorReason->new("no user specified"); } - if (defined $params{user} && lc $params{user} eq lc $user) { + if (defined $params{user} && $params{user}=~$regexp) { return IkiWiki::SuccessReason->new("user is $user"); } elsif (! defined $params{user}) { @@ -2246,4 +2777,22 @@ sub match_ip ($$;@) { } } +package IkiWiki::SortSpec; + +# This is in the SortSpec namespace so that the $a and $b that sort() uses +# are easily available in this namespace, for cmp functions to use them. +sub sort_pages { + my $f=shift; + sort $f @_ +} + +sub cmp_title { + IkiWiki::pagetitle(IkiWiki::basename($a)) + cmp + IkiWiki::pagetitle(IkiWiki::basename($b)) +} + +sub cmp_mtime { $IkiWiki::pagemtime{$b} <=> $IkiWiki::pagemtime{$a} } +sub cmp_age { $IkiWiki::pagectime{$b} <=> $IkiWiki::pagectime{$a} } + 1