- #!/usr/bin/perl
- package IkiWiki;
- use warnings;
- use strict;
- use Encode;
- use HTML::Entities;
- use open qw{:utf8 :std};
- use vars qw{%config %links %oldlinks %oldpagemtime %pagectime %pagecase
- %renderedfiles %oldrenderedfiles %pagesources %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
- %config %links %renderedfiles %pagesources);
- our $VERSION = 1.02; # plugin interface version, next is ikiwiki version
- our $version="1.45";my $installdir="/usr";
- # Optimisation.
- use Memoize;
- memoize("abs2rel");
- memoize("pagespec_translate");
- memoize("file_pruned");
- sub defaultconfig () { #{{{
- wiki_file_prune_regexps => [qr/\.\./, qr/^\./, qr/\/\./,
- qr/\.x?html?$/, qr/\.ikiwiki-new$/,
- qr/(^|\/).svn\//, qr/.arch-ids\//, qr/{arch}\//],
- wiki_link_regexp => qr/\[\[(?:([^\]\|]+)\|)?([^\s\]#]+)(?:#([^\s\]]+))?\]\]/,
- 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",
- cgi => 0,
- post_commit => 0,
- rcs => '',
- notify => 0,
- url => '',
- cgiurl => '',
- historyurl => '',
- diffurl => '',
- rss => 0,
- atom => 0,
- discussion => 1,
- rebuild => 0,
- refresh => 0,
- getctime => 0,
- w3mmode => 0,
- wrapper => undef,
- wrappermode => undef,
- svnrepo => undef,
- svnpath => "trunk",
- gitorigin_branch => "origin",
- gitmaster_branch => "master",
- srcdir => undef,
- destdir => undef,
- pingurl => [],
- templatedir => "$installdir/share/ikiwiki/templates",
- underlaydir => "$installdir/share/ikiwiki/basewiki",
- setup => undef,
- adminuser => undef,
- adminemail => undef,
- plugin => [qw{mdwn inline htmlscrubber passwordauth signinedit
- lockedit conditional}],
- timeformat => '%c',
- locale => undef,
- sslcookie => 0,
- httpauth => 0,
- userdir => "",
- } #}}}
-
- sub checkconfig () { #{{{
- # locale stuff; avoid LC_ALL since it overrides everything
- if (defined $ENV{LC_ALL}) {
- $ENV{LANG} = $ENV{LC_ALL};
- delete $ENV{LC_ALL};
- }
- if (defined $config{locale}) {
- eval q{use POSIX};
- error($@) if $@;
- if (POSIX::setlocale(&POSIX::LC_ALL, $config{locale})) {
- $ENV{LANG}=$config{locale};
- $gettext_obj=undef;
- }
- }
- if ($config{w3mmode}) {
- eval q{use Cwd q{abs_path}};
- error($@) if $@;
- $config{srcdir}=possibly_foolish_untaint(abs_path($config{srcdir}));
- $config{destdir}=possibly_foolish_untaint(abs_path($config{destdir}));
- $config{cgiurl}="file:///\$LIB/ikiwiki-w3m.cgi/".$config{cgiurl}
- unless $config{cgiurl} =~ m!file:///!;
- $config{url}="file://".$config{destdir};
- }
- if ($config{cgi} && ! length $config{url}) {
- error(gettext("Must specify url to wiki with --url when using --cgi"));
- }
-
- $config{wikistatedir}="$config{srcdir}/.ikiwiki"
- unless exists $config{wikistatedir};
-
- if ($config{rcs}) {
- eval qq{require IkiWiki::Rcs::$config{rcs}};
- if ($@) {
- error("Failed to load RCS module IkiWiki::Rcs::$config{rcs}: $@");
- }
- }
- else {
- require IkiWiki::Rcs::Stub;
- }
- run_hooks(checkconfig => sub { shift->() });
- } #}}}
- sub loadplugins () { #{{{
- loadplugin($_) foreach @{$config{plugin}};
-
- run_hooks(getopt => sub { shift->() });
- if (grep /^-/, @ARGV) {
- print STDERR "Unknown option: $_\n"
- foreach grep /^-/, @ARGV;
- usage();
- }
- } #}}}
- sub loadplugin ($) { #{{{
- my $plugin=shift;
- return if grep { $_ eq $plugin} @{$config{disable_plugins}};
- my $mod="IkiWiki::Plugin::".possibly_foolish_untaint($plugin);
- eval qq{use $mod};
- if ($@) {
- error("Failed to load plugin $mod: $@");
- }
- } #}}}
- sub error ($;$) { #{{{
- 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(debug => $message) if $config{syslog};
- if (defined $cleaner) {
- $cleaner->();
- }
- die $message."\n";
- } #}}}
- sub debug ($) { #{{{
- return unless $config{verbose};
- log_message(debug => @_);
- } #}}}
- my $log_open=0;
- sub log_message ($$) { #{{{
- my $type=shift;
- if ($config{syslog}) {
- require Sys::Syslog;
- unless ($log_open) {
- Sys::Syslog::setlogsock('unix');
- Sys::Syslog::openlog('ikiwiki', '', 'user');
- $log_open=1;
- }
- eval {
- Sys::Syslog::syslog($type, "%s", join(" ", @_));
- }
- }
- elsif (! $config{cgi}) {
- print "@_\n";
- }
- else {
- print STDERR "@_\n";
- }
- } #}}}
- sub possibly_foolish_untaint ($) { #{{{
- my $tainted=shift;
- my ($untainted)=$tainted=~/(.*)/;
- return $untainted;
- } #}}}
- sub basename ($) { #{{{
- my $file=shift;
- $file=~s!.*/+!!;
- return $file;
- } #}}}
- sub dirname ($) { #{{{
- my $file=shift;
- $file=~s!/*[^/]+$!!;
- return $file;
- } #}}}
- sub pagetype ($) { #{{{
- my $page=shift;
-
- if ($page =~ /\.([^.]+)$/) {
- return $1 if exists $hooks{htmlize}{$1};
- }
- return undef;
- } #}}}
- sub pagename ($) { #{{{
- my $file=shift;
- my $type=pagetype($file);
- my $page=$file;
- $page=~s/\Q.$type\E*$// if defined $type;
- return $page;
- } #}}}
- sub htmlpage ($) { #{{{
- my $page=shift;
- return $page.".html";
- } #}}}
- sub srcfile ($) { #{{{
- my $file=shift;
- return "$config{srcdir}/$file" if -e "$config{srcdir}/$file";
- return "$config{underlaydir}/$file" if -e "$config{underlaydir}/$file";
- error("internal error: $file cannot be found");
- } #}}}
- sub readfile ($;$$) { #{{{
- my $file=shift;
- my $binary=shift;
- my $wantfd=shift;
- if (-l $file) {
- error("cannot read a symlink ($file)");
- }
-
- 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: $!");
- 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;
-
- my $test=$file;
- while (length $test) {
- if (-l "$destdir/$test") {
- error("cannot write to a symlink ($test)");
- }
- $test=dirname($test);
- }
- my $newfile="$destdir/$file.ikiwiki-new";
- if (-l $newfile) {
- error("cannot write to a symlink ($newfile)");
- }
- my $dir=dirname($newfile);
- if (! -d $dir) {
- my $d="";
- foreach my $s (split(m!/+!, $dir)) {
- $d.="$s/";
- if (! -d $d) {
- mkdir($d) || error("failed to create directory $d: $!");
- }
- }
- }
- my $cleanup = sub { unlink($newfile) };
- open (OUT, ">$newfile") || error("failed to write $newfile: $!", $cleanup);
- binmode(OUT) if ($binary);
- if ($writer) {
- $writer->(\*OUT, $cleanup);
- }
- else {
- print OUT $content or error("failed writing to $newfile: $!", $cleanup);
- }
- close OUT || error("failed saving $newfile: $!", $cleanup);
- rename($newfile, "$destdir/$file") ||
- error("failed renaming $newfile to $destdir/$file: $!", $cleanup);
- } #}}}
- my %cleared;
- sub will_render ($$;$) { #{{{
- my $page=shift;
- my $dest=shift;
- my $clear=shift;
- # Important security check.
- if (-e "$config{destdir}/$dest" && ! $config{rebuild} &&
- ! grep { $_ eq $dest } (@{$renderedfiles{$page}}, @{$oldrenderedfiles{$page}})) {
- error("$config{destdir}/$dest independently created, not overwriting with version from $page");
- }
- if (! $clear || $cleared{$page}) {
- $renderedfiles{$page}=[$dest, grep { $_ ne $dest } @{$renderedfiles{$page}}];
- }
- else {
- $renderedfiles{$page}=[$dest];
- $cleared{$page}=1;
- }
- } #}}}
- sub bestlink ($$) { #{{{
- my $page=shift;
- my $link=shift;
-
- my $cwd=$page;
- if ($link=~s/^\/+//) {
- # absolute links
- $cwd="";
- }
- do {
- my $l=$cwd;
- $l.="/" if length $l;
- $l.=$link;
- if (exists $links{$l}) {
- return $l;
- }
- elsif (exists $pagecase{lc $l}) {
- return $pagecase{lc $l};
- }
- } while $cwd=~s!/?[^/]+$!!;
- if (length $config{userdir} && exists $links{"$config{userdir}/".lc($link)}) {
- return "$config{userdir}/".lc($link);
- }
- #print STDERR "warning: page $page, broken link: $link\n";
- return "";
- } #}}}
- sub isinlinableimage ($) { #{{{
- my $file=shift;
-
- $file=~/\.(png|gif|jpg|jpeg)$/i;
- } #}}}
- sub pagetitle ($;$) { #{{{
- my $page=shift;
- my $unescaped=shift;
- if ($unescaped) {
- $page=~s/(__(\d+)__|_)/$1 eq '_' ? ' ' : chr($2)/eg;
- }
- else {
- $page=~s/(__(\d+)__|_)/$1 eq '_' ? ' ' : "&#$2;"/eg;
- }
- return $page;
- } #}}}
- sub titlepage ($) { #{{{
- my $title=shift;
- $title=~s/([^-[:alnum:]:+\/.])/$1 eq ' ' ? '_' : "__".ord($1)."__"/eg;
- return $title;
- } #}}}
- sub linkpage ($) { #{{{
- my $link=shift;
- $link=~s/([^-[:alnum:]:+\/._])/$1 eq ' ' ? '_' : "__".ord($1)."__"/eg;
- return $link;
- } #}}}
- sub cgiurl (@) { #{{{
- my %params=@_;
- return $config{cgiurl}."?".join("&", map "$_=$params{$_}", keys %params);
- } #}}}
- sub baseurl (;$) { #{{{
- my $page=shift;
- return "$config{url}/" if ! defined $page;
-
- $page=~s/[^\/]+$//;
- $page=~s/[^\/]+\//..\//g;
- return $page;
- } #}}}
- sub abs2rel ($$) { #{{{
- # Work around very innefficient behavior in File::Spec if abs2rel
- # is passed two relative paths. It's much faster if paths are
- # absolute! (Debian bug #376658; fixed in debian unstable now)
- my $path="/".shift;
- my $base="/".shift;
- require File::Spec;
- my $ret=File::Spec->abs2rel($path, $base);
- $ret=~s/^// if defined $ret;
- return $ret;
- } #}}}
- sub displaytime ($) { #{{{
- my $time=shift;
- eval q{use POSIX};
- error($@) if $@;
- # strftime doesn't know about encodings, so make sure
- # its output is properly treated as utf8
- return decode_utf8(POSIX::strftime(
- $config{timeformat}, localtime($time)));
- } #}}}
- sub htmllink ($$$;@) { #{{{
- my $lpage=shift; # the page doing the linking
- my $page=shift; # the page that will contain the link (different for inline)
- my $link=shift;
- my %opts=@_;
- print STDERR "bestlink $lpage $link\n" if $lpage eq "roadmap" && $link =~/rcs/;
- my $bestlink;
- if (! $opts{forcesubpage}) {
- $bestlink=bestlink($lpage, $link);
- }
- else {
- $bestlink="$lpage/".lc($link);
- }
- my $linktext;
- if (defined $opts{linktext}) {
- $linktext=$opts{linktext};
- }
- else {
- $linktext=pagetitle(basename($link));
- }
-
- return "<span class=\"selflink\">$linktext</span>"
- if length $bestlink && $page eq $bestlink;
-
- if (! grep { $_ eq $bestlink } map { @{$_} } values %renderedfiles) {
- $bestlink=htmlpage($bestlink);
- }
- if (! grep { $_ eq $bestlink } map { @{$_} } values %renderedfiles) {
- return $linktext unless length $config{cgiurl};
- return "<span><a href=\"".
- cgiurl(do => "create", page => lc($link), from => $page).
- "\">?</a>$linktext</span>"
- }
-
- $bestlink=abs2rel($bestlink, dirname($page));
-
- if (! $opts{noimageinline} && isinlinableimage($bestlink)) {
- return "<img src=\"$bestlink\" alt=\"$linktext\" />";
- }
- if (defined $opts{anchor}) {
- $bestlink.="#".$opts{anchor};
- }
- return "<a href=\"$bestlink\">$linktext</a>";
- } #}}}
- sub htmlize ($$$) { #{{{
- my $page=shift;
- my $type=shift;
- my $content=shift;
- if (exists $hooks{htmlize}{$type}) {
- $content=$hooks{htmlize}{$type}{call}->(
- page => $page,
- content => $content,
- );
- }
- else {
- error("htmlization of $type not supported");
- }
- run_hooks(sanitize => sub {
- $content=shift->(
- page => $page,
- content => $content,
- );
- });
- return $content;
- } #}}}
- sub linkify ($$$) { #{{{
- my $lpage=shift; # the page containing the links
- my $page=shift; # the page the link will end up on (different for inline)
- my $content=shift;
- $content =~ s{(\\?)$config{wiki_link_regexp}}{
- defined $2
- ? ( $1 ? "[[$2|$3]]" : htmllink($lpage, $page, linkpage($3), anchor => $4, linktext => pagetitle($2)))
- : ( $1 ? "[[$3]]" : htmllink($lpage, $page, linkpage($3), anchor => $4))
- }eg;
-
- return $content;
- } #}}}
- my %preprocessing;
- our $preprocess_preview=0;
- sub preprocess ($$$;$$) { #{{{
- my $page=shift; # the page the data comes from
- my $destpage=shift; # the page the data will appear in (different for inline)
- my $content=shift;
- my $scan=shift;
- my $preview=shift;
- # Using local because it needs to be set within any nested calls
- # of this function.
- local $preprocess_preview=$preview if defined $preview;
- my $handle=sub {
- my $escape=shift;
- my $command=shift;
- my $params=shift;
- if (length $escape) {
- return "[[$command $params]]";
- }
- elsif (exists $hooks{preprocess}{$command}) {
- return "" if $scan && ! $hooks{preprocess}{$command}{scan};
- # Note: preserve order of params, some plugins may
- # consider it significant.
- my @params;
- while ($params =~ /(?:(\w+)=)?(?:"""(.*?)"""|"([^"]+)"|(\S+))(?:\s+|$)/sg) {
- my $key=$1;
- my $val;
- if (defined $2) {
- $val=$2;
- $val=~s/\r\n/\n/mg;
- $val=~s/^\n+//g;
- $val=~s/\n+$//g;
- }
- elsif (defined $3) {
- $val=$3;
- }
- elsif (defined $4) {
- $val=$4;
- }
- if (defined $key) {
- push @params, $key, $val;
- }
- else {
- push @params, $val, '';
- }
- }
- if ($preprocessing{$page}++ > 3) {
- # Avoid loops of preprocessed pages preprocessing
- # other pages that preprocess them, etc.
- #translators: The first parameter is a
- #translators: preprocessor directive name,
- #translators: the second a page name, the
- #translators: third a number.
- return "[[".sprintf(gettext("%s preprocessing loop detected on %s at depth %i"),
- $command, $page, $preprocessing{$page}).
- "]]";
- }
- my $ret=$hooks{preprocess}{$command}{call}->(
- @params,
- page => $page,
- destpage => $destpage,
- preview => $preprocess_preview,
- );
- $preprocessing{$page}--;
- return $ret;
- }
- else {
- return "[[$command $params]]";
- }
- };
-
- $content =~ s{(\\?)\[\[(\w+)\s+((?:(?:\w+=)?(?:""".*?"""|"[^"]+"|[^\s\]]+)\s*)*)\]\]}{$handle->($1, $2, $3)}seg;
- return $content;
- } #}}}
- sub filter ($$) { #{{{
- my $page=shift;
- my $content=shift;
- run_hooks(filter => sub {
- $content=shift->(page => $page, content => $content);
- });
- return $content;
- } #}}}
- sub indexlink () { #{{{
- return "<a href=\"$config{url}\">$config{wikiname}</a>";
- } #}}}
- sub lockwiki () { #{{{
- # Take an exclusive lock on the wiki to prevent multiple concurrent
- # run issues. The lock will be dropped on program exit.
- if (! -d $config{wikistatedir}) {
- mkdir($config{wikistatedir});
- }
- open(WIKILOCK, ">$config{wikistatedir}/lockfile") ||
- error ("cannot write to $config{wikistatedir}/lockfile: $!");
- if (! flock(WIKILOCK, 2 | 4)) { # LOCK_EX | LOCK_NB
- 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);
- sleep 1;
- }
- error("wiki is locked; waited $wait seconds without lock being freed (possible stuck process or stale lock?)");
- }
- } #}}}
- sub unlockwiki () { #{{{
- close WIKILOCK;
- } #}}}
- 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;
- return 0;
- }
- close COMMITLOCK;
- return 1;
- } #}}}
- sub disable_commit_hook () { #{{{
- open(COMMITLOCK, ">$config{wikistatedir}/commitlock") ||
- error ("cannot write to $config{wikistatedir}/commitlock: $!");
- if (! flock(COMMITLOCK, 2)) { # LOCK_EX
- error("failed to get commit lock");
- }
- } #}}}
- sub enable_commit_hook () { #{{{
- close COMMITLOCK;
- } #}}}
- 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);
- }
- next unless exists $items{src}; # skip bad lines for now
- my $page=pagename($items{src}[0]);
- if (! $config{rebuild}) {
- $pagesources{$page}=$items{src}[0];
- $oldpagemtime{$page}=$items{mtime}[0];
- $oldlinks{$page}=[@{$items{link}}];
- $links{$page}=[@{$items{link}}];
- $depends{$page}=$items{depends}[0] if exists $items{depends};
- $renderedfiles{$page}=[@{$items{dest}}];
- $oldrenderedfiles{$page}=[@{$items{dest}}];
- $pagecase{lc $page}=$page;
- }
- $pagectime{$page}=$items{ctime}[0];
- }
- close IN;
- } #}}}
- sub saveindex () { #{{{
- run_hooks(savestate => sub { shift->() });
- if (! -d $config{wikistatedir}) {
- mkdir($config{wikistatedir});
- }
- my $newfile="$config{wikistatedir}/index.new";
- my $cleanup = sub { unlink($newfile) };
- open (OUT, ">$newfile") || error("cannot write to $newfile: $!", $cleanup);
- foreach my $page (keys %oldpagemtime) {
- next unless $oldpagemtime{$page};
- my $line="mtime=$oldpagemtime{$page} ".
- "ctime=$pagectime{$page} ".
- "src=$pagesources{$page}";
- $line.=" dest=$_" foreach @{$renderedfiles{$page}};
- my %count;
- $line.=" link=$_" foreach grep { ++$count{$_} == 1 } @{$links{$page}};
- if (exists $depends{$page}) {
- $line.=" depends=".encode_entities($depends{$page}, " \t\n");
- }
- 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);
- } #}}}
- sub template_file ($) { #{{{
- my $template=shift;
- foreach my $dir ($config{templatedir}, "$installdir/share/ikiwiki/templates") {
- return "$dir/$template" if -e "$dir/$template";
- }
- return undef;
- } #}}}
- sub template_params (@) { #{{{
- my $filename=template_file(shift);
- if (! defined $filename) {
- return if wantarray;
- return "";
- }
- require HTML::Template;
- my @ret=(
- filter => sub {
- my $text_ref = shift;
- $$text_ref=&Encode::decode_utf8($$text_ref);
- },
- filename => $filename,
- loop_context_vars => 1,
- die_on_bad_params => 0,
- @_
- );
- return wantarray ? @ret : {@ret};
- } #}}}
- sub template ($;@) { #{{{
- HTML::Template->new(template_params(@_));
- } #}}}
- sub misctemplate ($$;@) { #{{{
- 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);
- });
- return $template->output;
- }#}}}
- sub hook (@) { # {{{
- my %param=@_;
-
- if (! exists $param{type} || ! ref $param{call} || ! exists $param{id}) {
- 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;
- } # }}}
- sub run_hooks ($$) { # {{{
- # Calls the given sub for each hook of the given type,
- # passing it the hook function to call.
- my $type=shift;
- my $sub=shift;
- if (exists $hooks{$type}) {
- my @deferred;
- foreach my $id (keys %{$hooks{$type}}) {
- if ($hooks{$type}{$id}{last}) {
- push @deferred, $id;
- next;
- }
- $sub->($hooks{$type}{$id}{call});
- }
- foreach my $id (@deferred) {
- $sub->($hooks{$type}{$id}{call});
- }
- }
- } #}}}
- sub globlist_to_pagespec ($) { #{{{
- my @globlist=split(' ', shift);
- my (@spec, @skip);
- foreach my $glob (@globlist) {
- if ($glob=~/^!(.*)/) {
- push @skip, $glob;
- }
- else {
- push @spec, $glob;
- }
- }
- my $spec=join(" or ", @spec);
- if (@skip) {
- my $skip=join(" and ", @skip);
- if (length $spec) {
- $spec="$skip and ($spec)";
- }
- else {
- $spec=$skip;
- }
- }
- return $spec;
- } #}}}
- sub is_globlist ($) { #{{{
- my $s=shift;
- $s=~/[^\s]+\s+([^\s]+)/ && $1 ne "and" && $1 ne "or";
- } #}}}
- sub safequote ($) { #{{{
- my $s=shift;
- $s=~s/[{}]//g;
- return "q{$s}";
- } #}}}
- sub add_depends ($$) { #{{{
- my $page=shift;
- my $pagespec=shift;
-
- if (! exists $depends{$page}) {
- $depends{$page}=$pagespec;
- }
- else {
- $depends{$page}=pagespec_merge($depends{$page}, $pagespec);
- }
- } # }}}
- sub file_pruned ($$) { #{{{
- require File::Spec;
- my $file=File::Spec->canonpath(shift);
- my $base=File::Spec->canonpath(shift);
- $file=~s#^\Q$base\E/*##;
- my $regexp='('.join('|', @{$config{wiki_file_prune_regexps}}).')';
- $file =~ m/$regexp/;
- } #}}}
- sub gettext { #{{{
- # Only use gettext in the rare cases it's needed.
- if (exists $ENV{LANG} || exists $ENV{LC_ALL} || exists $ENV{LC_MESSAGES}) {
- if (! $gettext_obj) {
- $gettext_obj=eval q{
- use Locale::gettext q{textdomain};
- Locale::gettext->domain('ikiwiki')
- };
- if ($@) {
- print STDERR "$@";
- $gettext_obj=undef;
- return shift;
- }
- }
- return $gettext_obj->get(shift);
- }
- else {
- return shift;
- }
- } #}}}
- sub pagespec_merge ($$) { #{{{
- my $a=shift;
- my $b=shift;
- return $a if $a eq $b;
- # Support for old-style GlobLists.
- if (is_globlist($a)) {
- $a=globlist_to_pagespec($a);
- }
- if (is_globlist($b)) {
- $b=globlist_to_pagespec($b);
- }
- return "($a) or ($b)";
- } #}}}
- sub pagespec_translate ($) { #{{{
- # This assumes that $page is in scope in the function
- # that evalulates the translated pagespec code.
- my $spec=shift;
- # Support for old-style GlobLists.
- if (is_globlist($spec)) {
- $spec=globlist_to_pagespec($spec);
- }
- # Convert spec to perl code.
- my $code="";
- while ($spec=~m/\s*(\!|\(|\)|\w+\([^\)]+\)|[^\s()]+)\s*/ig) {
- my $word=$1;
- if (lc $word eq "and") {
- $code.=" &&";
- }
- elsif (lc $word eq "or") {
- $code.=" ||";
- }
- elsif ($word eq "(" || $word eq ")" || $word eq "!") {
- $code.=" ".$word;
- }
- elsif ($word =~ /^(\w+)\((.*)\)$/) {
- if (exists $IkiWiki::PageSpec::{"match_$1"}) {
- $code.=" IkiWiki::PageSpec::match_$1(\$page, ".safequote($2).")";
- }
- else {
- $code.=" 0";
- }
- }
- else {
- $code.=" IkiWiki::PageSpec::match_glob(\$page, ".safequote($word).", \$from)";
- }
- }
- return $code;
- } #}}}
- sub pagespec_match ($$;$) { #{{{
- my $page=shift;
- my $spec=shift;
- my $from=shift;
- return eval pagespec_translate($spec);
- } #}}}
- package IkiWiki::PageSpec;
- sub match_glob ($$$) { #{{{
- my $page=shift;
- my $glob=shift;
- my $from=shift;
- if (! defined $from){
- $from = "";
- }
- # relative matching
- if ($glob =~ m!^\./!) {
- $from=~s!/?[^/]+$!!;
- $glob=~s!^\./!!;
- $glob="$from/$glob" if length $from;
- }
- # turn glob into safe regexp
- $glob=quotemeta($glob);
- $glob=~s/\\\*/.*/g;
- $glob=~s/\\\?/./g;
- return $page=~/^$glob$/i;
- } #}}}
- sub match_link ($$) { #{{{
- my $page=shift;
- my $link=lc(shift);
- my $links = $IkiWiki::links{$page} or return undef;
- foreach my $p (@$links) {
- return 1 if lc $p eq $link;
- }
- return 0;
- } #}}}
- sub match_backlink ($$) { #{{{
- match_link(pop, pop);
- } #}}}
- sub match_created_before ($$) { #{{{
- my $page=shift;
- my $testpage=shift;
- if (exists $IkiWiki::pagectime{$testpage}) {
- return $IkiWiki::pagectime{$page} < $IkiWiki::pagectime{$testpage};
- }
- else {
- return 0;
- }
- } #}}}
- sub match_created_after ($$) { #{{{
- my $page=shift;
- my $testpage=shift;
- if (exists $IkiWiki::pagectime{$testpage}) {
- return $IkiWiki::pagectime{$page} > $IkiWiki::pagectime{$testpage};
- }
- else {
- return 0;
- }
- } #}}}
- sub match_creation_day ($$) { #{{{
- return ((gmtime($IkiWiki::pagectime{shift()}))[3] == shift);
- } #}}}
- sub match_creation_month ($$) { #{{{
- return ((gmtime($IkiWiki::pagectime{shift()}))[4] + 1 == shift);
- } #}}}
- sub match_creation_year ($$) { #{{{
- return ((gmtime($IkiWiki::pagectime{shift()}))[5] + 1900 == shift);
- } #}}}
- 1
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