web commit by joey

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

diff --git a/IkiWiki/Render.pm b/IkiWiki/Render.pm
index f397ff3207add69a0b7a2b1b7a0fc31256c6b356..a4efa0b74511a1b88faefd4e0519242e04736fe4 100644 (file)
--- a/IkiWiki/Render.pm
+++ b/IkiWiki/Render.pm
@@ -1,20 +1,58 @@
+#!/usr/bin/perl
+

 package IkiWiki;
 
 use warnings;
 use strict;
 use File::Spec;
 package IkiWiki;
 
 use warnings;
 use strict;
 use File::Spec;

+use IkiWiki;

 
 sub linkify ($$) { #{{{
        my $content=shift;
        my $page=shift;
 
        $content =~ s{(\\?)$config{wiki_link_regexp}}{
 
 sub linkify ($$) { #{{{
        my $content=shift;
        my $page=shift;
 
        $content =~ s{(\\?)$config{wiki_link_regexp}}{

-               $1 ? "[[$2]]" : htmllink($page, $2)
+               $2 ? ( $1 ? "[[$2|$3]]" : htmllink($page, titlepage($3), 0, 0, pagetitle($2)))
+                  : ( $1 ? "[[$3]]" :    htmllink($page, titlepage($3)))

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

+my $_scrubber;
+sub scrubber { #{{{
+       return $_scrubber if defined $_scrubber;
+       
+       eval q{use HTML::Scrubber};
+       # Lists based on http://feedparser.org/docs/html-sanitization.html
+       $_scrubber = HTML::Scrubber->new(
+               allow => [qw{
+                       a abbr acronym address area b big blockquote br
+                       button caption center cite code col colgroup dd del
+                       dfn dir div dl dt em fieldset font form h1 h2 h3 h4
+                       h5 h6 hr i img input ins kbd label legend li map
+                       menu ol optgroup option p pre q s samp select small
+                       span strike strong sub sup table tbody td textarea
+                       tfoot th thead tr tt u ul var
+               }],
+               default => [undef, { map { $_ => 1 } qw{
+                       abbr accept accept-charset accesskey action
+                       align alt axis border cellpadding cellspacing
+                       char charoff charset checked cite class
+                       clear cols colspan color compact coords
+                       datetime dir disabled enctype for frame
+                       headers height href hreflang hspace id ismap
+                       label lang longdesc maxlength media method
+                       multiple name nohref noshade nowrap prompt
+                       readonly rel rev rows rowspan rules scope
+                       selected shape size span src start summary
+                       tabindex target title type usemap valign
+                       value vspace width
+               }}],
+       );
+       return $_scrubber;
+} # }}}
+

 sub htmlize ($$) { #{{{
        my $type=shift;
        my $content=shift;
 sub htmlize ($$) { #{{{
        my $type=shift;
        my $content=shift;


@@ -27,11 +65,17 @@ sub htmlize ($$) { #{{{
        }
        
        if ($type eq '.mdwn') {
        }
        
        if ($type eq '.mdwn') {

-               return Markdown::Markdown($content);
+               $content=Markdown::Markdown($content);

        }
        else {
                error("htmlization of $type not supported");
        }
        }
        else {
                error("htmlization of $type not supported");
        }

+
+       if ($config{sanitize}) {
+               $content=scrubber()->scrub($content);
+       }
+       
+       return $content;

 } #}}}
 
 sub backlinks ($) { #{{{
 } #}}}
 
 sub backlinks ($) { #{{{


@@ -79,10 +123,64 @@ sub parentlinks ($) { #{{{
        return @ret;
 } #}}}
 
        return @ret;
 } #}}}
 

-sub rsspage ($) { #{{{
+sub preprocess ($$) { #{{{

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

+       my $content=shift;
+
+       my $handle=sub {
+               my $escape=shift;
+               my $command=shift;
+               my $params=shift;
+               if (length $escape) {
+                       return "[[$command $params]]";
+               }
+               elsif (exists $hooks{preprocess}{$command}) {
+                       my %params;
+                       while ($params =~ /(\w+)=\"([^"]+)"(\s+|$)/g) {
+                               $params{$1}=$2;
+                       }
+                       return $hooks{preprocess}{$command}{call}->(page => $page, %params);
+               }
+               else {
+                       return "[[$command not processed]]";
+               }
+       };
+       
+       $content =~ s{(\\?)$config{wiki_processor_regexp}}{$handle->($1, $2, $3)}eg;
+       return $content;
+} #}}}

 
 

-       return $page.".rss";
+sub add_depends ($$) { #{{{
+       my $page=shift;
+       my $globlist=shift;
+       
+       if (! exists $depends{$page}) {
+               $depends{$page}=$globlist;
+       }
+       else {
+               $depends{$page}=globlist_merge($depends{$page}, $globlist);
+       }
+} # }}}
+
+sub globlist_merge ($$) { #{{{
+       my $a=shift;
+       my $b=shift;
+
+       my $ret="";
+       # Only add negated globs if they are not matched by the other globlist.
+       foreach my $i ((map { [ $a, $_ ] } split(" ", $b)), 
+                      (map { [ $b, $_ ] } split(" ", $a))) {
+               if ($i->[1]=~/^!(.*)/) {
+                       if (! globlist_match($1, $i->[0])) {
+                               $ret.=" ".$i->[1];
+                       }
+               }
+               else {
+                       $ret.=" ".$i->[1];
+               }
+       }
+       
+       return $ret;

 } #}}}
 
 sub genpage ($$$) { #{{{
 } #}}}
 
 sub genpage ($$$) { #{{{


@@ -96,10 +194,10 @@ sub genpage ($$$) { #{{{
                filename => "$config{templatedir}/page.tmpl");
        
        if (length $config{cgiurl}) {
                filename => "$config{templatedir}/page.tmpl");
        
        if (length $config{cgiurl}) {

-               $template->param(editurl => "$config{cgiurl}?do=edit&page=$page");
-               $template->param(prefsurl => "$config{cgiurl}?do=prefs");
+               $template->param(editurl => cgiurl(do => "edit", page => $page));
+               $template->param(prefsurl => cgiurl(do => "prefs"));

                if ($config{rcs}) {
                if ($config{rcs}) {

-                       $template->param(recentchangesurl => "$config{cgiurl}?do=recentchanges");
+                       $template->param(recentchangesurl => cgiurl(do => "recentchanges"));

                }
        }
 
                }
        }
 


@@ -108,11 +206,8 @@ sub genpage ($$$) { #{{{
                $u=~s/\[\[file\]\]/$pagesources{$page}/g;
                $template->param(historyurl => $u);
        }
                $u=~s/\[\[file\]\]/$pagesources{$page}/g;
                $template->param(historyurl => $u);
        }

+       $template->param(headercontent => $config{headercontent});

 
 

-       if ($config{rss}) {
-               $template->param(rssurl => rsspage($page));
-       }
-       

        $template->param(
                title => $title,
                wikiname => $config{wikiname},
        $template->param(
                title => $title,
                wikiname => $config{wikiname},


@@ -121,55 +216,7 @@ sub genpage ($$$) { #{{{
                backlinks => [backlinks($page)],
                discussionlink => htmllink($page, "Discussion", 1, 1),
                mtime => scalar(gmtime($mtime)),
                backlinks => [backlinks($page)],
                discussionlink => htmllink($page, "Discussion", 1, 1),
                mtime => scalar(gmtime($mtime)),

-       );
-       
-       return $template->output;
-} #}}}
-
-sub date_822 ($) { #{{{
-       my $time=shift;
-
-       eval q{use POSIX};
-       return POSIX::strftime("%a, %d %b %Y %H:%M:%S %z", localtime($time));
-} #}}}
-
-sub absolute_urls ($$) { #{{{
-       my $content=shift;
-       my $url=shift;
-
-       $url=~s/[^\/]+$//;
-       
-       $content=~s/<a\s+href="(?!http:\/\/)([^"]+)"/<a href="$url$1"/ig;
-       $content=~s/<img\s+src="(?!http:\/\/)([^"]+)"/<img src="$url$1"/ig;
-       return $content;
-} #}}}
-
-sub genrss ($$$) { #{{{
-       my $content=shift;
-       my $page=shift;
-       my $mtime=shift;
-
-       my $url="$config{url}/".htmlpage($page);
-       
-       my $template=HTML::Template->new(blind_cache => 1,
-               filename => "$config{templatedir}/rsspage.tmpl");
-       
-       # Regular page gets a feed that is updated every time the
-       # page is changed, so the mtime is encoded in the guid.
-       my @items=(
-               {
-                       itemtitle => pagetitle(basename($page)),
-                       itemguid => "$url?mtime=$mtime",
-                       itemurl => $url,
-                       itempubdate => date_822($mtime),
-                       itemcontent => absolute_urls($content, $url), # rss sucks
-               },
-       );
-       
-       $template->param(
-               title => $config{wikiname},
-               pageurl => $url,
-               items => \@items,
+               styleurl => styleurl($page),

        );
        
        return $template->output;
        );
        
        return $template->output;


@@ -190,9 +237,9 @@ sub check_overwrite ($$) { #{{{
 } #}}}
 
 sub mtime ($) { #{{{
 } #}}}
 
 sub mtime ($) { #{{{

-       my $page=shift;
+       my $file=shift;

        
        

-       return (stat($page))[9];
+       return (stat($file))[9];

 } #}}}
 
 sub findlinks ($$) { #{{{
 } #}}}
 
 sub findlinks ($$) { #{{{


@@ -201,7 +248,7 @@ sub findlinks ($$) { #{{{
 
        my @links;
        while ($content =~ /(?<!\\)$config{wiki_link_regexp}/g) {
 
        my @links;
        while ($content =~ /(?<!\\)$config{wiki_link_regexp}/g) {

-               push @links, lc($1);
+               push @links, titlepage($2);

        }
        # Discussion links are a special case since they're not in the text
        # of the page, but on its template.
        }
        # Discussion links are a special case since they're not in the text
        # of the page, but on its template.


@@ -212,33 +259,30 @@ sub render ($) { #{{{
        my $file=shift;
        
        my $type=pagetype($file);
        my $file=shift;
        
        my $type=pagetype($file);

-       my $content=readfile("$config{srcdir}/$file");
+       my $srcfile=srcfile($file);

        if ($type ne 'unknown') {
        if ($type ne 'unknown') {

+               my $content=readfile($srcfile);

                my $page=pagename($file);
                
                $links{$page}=[findlinks($content, $page)];
                my $page=pagename($file);
                
                $links{$page}=[findlinks($content, $page)];

+               delete $depends{$page};

                
                $content=linkify($content, $page);
                
                $content=linkify($content, $page);

+               $content=preprocess($page, $content);

                $content=htmlize($type, $content);
                
                check_overwrite("$config{destdir}/".htmlpage($page), $page);
                $content=htmlize($type, $content);
                
                check_overwrite("$config{destdir}/".htmlpage($page), $page);

-               writefile("$config{destdir}/".htmlpage($page),
-                       genpage($content, $page, mtime("$config{srcdir}/$file")));              
+               writefile(htmlpage($page), $config{destdir},
+                       genpage($content, $page, mtime($srcfile)));

                $oldpagemtime{$page}=time;
                $renderedfiles{$page}=htmlpage($page);
                $oldpagemtime{$page}=time;
                $renderedfiles{$page}=htmlpage($page);

-
-               # TODO: should really add this to renderedfiles and call
-               # check_overwrite, as above, but currently renderedfiles
-               # only supports listing one file per page.
-               if ($config{rss}) {
-                       writefile("$config{destdir}/".rsspage($page),
-                               genrss($content, $page, mtime("$config{srcdir}/$file")));
-               }

        }
        else {
        }
        else {

+               my $content=readfile($srcfile, 1);

                $links{$file}=[];
                $links{$file}=[];

+               delete $depends{$file};

                check_overwrite("$config{destdir}/$file", $file);
                check_overwrite("$config{destdir}/$file", $file);

-               writefile("$config{destdir}/$file", $content);
+               writefile($file, $config{destdir}, $content, 1);

                $oldpagemtime{$file}=time;
                $renderedfiles{$file}=$file;
        }
                $oldpagemtime{$file}=time;
                $renderedfiles{$file}=$file;
        }


@@ -263,9 +307,7 @@ sub refresh () { #{{{
                no_chdir => 1,
                wanted => sub {
                        if (/$config{wiki_file_prune_regexp}/) {
                no_chdir => 1,
                wanted => sub {
                        if (/$config{wiki_file_prune_regexp}/) {

-                               no warnings 'once';

                                $File::Find::prune=1;
                                $File::Find::prune=1;

-                               use warnings "all";

                        }
                        elsif (! -d $_ && ! -l $_) {
                                my ($f)=/$config{wiki_file_regexp}/; # untaint
                        }
                        elsif (! -d $_ && ! -l $_) {
                                my ($f)=/$config{wiki_file_regexp}/; # untaint


@@ -280,6 +322,30 @@ sub refresh () { #{{{
                        }
                },
        }, $config{srcdir});
                        }
                },
        }, $config{srcdir});

+       find({
+               no_chdir => 1,
+               wanted => sub {
+                       if (/$config{wiki_file_prune_regexp}/) {
+                               $File::Find::prune=1;
+                       }
+                       elsif (! -d $_ && ! -l $_) {
+                               my ($f)=/$config{wiki_file_regexp}/; # untaint
+                               if (! defined $f) {
+                                       warn("skipping bad filename $_\n");
+                               }
+                               else {
+                                       # Don't add files that are in the
+                                       # srcdir.
+                                       $f=~s/^\Q$config{underlaydir}\E\/?//;
+                                       if (! -e "$config{srcdir}/$f" && 
+                                           ! -l "$config{srcdir}/$f") {
+                                               push @files, $f;
+                                               $exists{pagename($f)}=1;
+                                       }
+                               }
+                       }
+               },
+       }, $config{underlaydir});

 
        my %rendered;
 
 
        my %rendered;
 


@@ -292,7 +358,8 @@ sub refresh () { #{{{
                        push @add, $file;
                        $links{$page}=[];
                        $pagesources{$page}=$file;
                        push @add, $file;
                        $links{$page}=[];
                        $pagesources{$page}=$file;

-                       $pagectime{$page}=time unless exists $pagectime{$page};
+                       $pagectime{$page}=mtime(srcfile($file))
+                               unless exists $pagectime{$page};

                }
        }
        my @del;
                }
        }
        my @del;


@@ -312,7 +379,7 @@ sub refresh () { #{{{
                my $page=pagename($file);
                
                if (! exists $oldpagemtime{$page} ||
                my $page=pagename($file);
                
                if (! exists $oldpagemtime{$page} ||

-                   mtime("$config{srcdir}/$file") > $oldpagemtime{$page}) {
+                   mtime(srcfile($file)) > $oldpagemtime{$page}) {

                        debug("rendering changed file $file");
                        render($file);
                        $rendered{$file}=1;
                        debug("rendering changed file $file");
                        render($file);
                        $rendered{$file}=1;


@@ -320,7 +387,7 @@ sub refresh () { #{{{
        }
        
        # if any files were added or removed, check to see if each page
        }
        
        # if any files were added or removed, check to see if each page

-       # needs an update due to linking to them
+       # needs an update due to linking to them or inlining them.

        # TODO: inefficient; pages may get rendered above and again here;
        # problem is the bestlink may have changed and we won't know until
        # now
        # TODO: inefficient; pages may get rendered above and again here;
        # problem is the bestlink may have changed and we won't know until
        # now


@@ -341,20 +408,37 @@ FILE:             foreach my $file (@files) {
                }
        }
 
                }
        }
 

-       # handle backlinks; if a page has added/removed links, update the
-       # pages it links to
+       # Handle backlinks; if a page has added/removed links, update the
+       # pages it links to. Also handles rebuilding dependat pages.

        # TODO: inefficient; pages may get rendered above and again here;
        # problem is the backlinks could be wrong in the first pass render
        # above
        # TODO: inefficient; pages may get rendered above and again here;
        # problem is the backlinks could be wrong in the first pass render
        # above

-       if (%rendered) {
+       if (%rendered || @del) {
+               foreach my $f (@files) {
+                       my $p=pagename($f);
+                       if (exists $depends{$p}) {
+                               foreach my $file (keys %rendered, @del) {
+                                       next if $f eq $file;
+                                       my $page=pagename($file);
+                                       if (globlist_match($page, $depends{$p})) {
+                                               debug("rendering $f, which depends on $page");
+                                               render($f);
+                                               $rendered{$f}=1;
+                                               last;
+                                       }
+                               }
+                       }
+               }
+               

                my %linkchanged;
                foreach my $file (keys %rendered, @del) {
                        my $page=pagename($file);
                my %linkchanged;
                foreach my $file (keys %rendered, @del) {
                        my $page=pagename($file);

+                       

                        if (exists $links{$page}) {
                                foreach my $link (map { bestlink($page, $_) } @{$links{$page}}) {
                                        if (length $link &&
                        if (exists $links{$page}) {
                                foreach my $link (map { bestlink($page, $_) } @{$links{$page}}) {
                                        if (length $link &&

-                                           ! exists $oldlinks{$page} ||
-                                           ! grep { $_ eq $link } @{$oldlinks{$page}}) {
+                                           (! exists $oldlinks{$page} ||
+                                            ! grep { bestlink($page, $_) eq $link } @{$oldlinks{$page}})) {

                                                $linkchanged{$link}=1;
                                        }
                                }
                                                $linkchanged{$link}=1;
                                        }
                                }


@@ -362,8 +446,8 @@ FILE:               foreach my $file (@files) {
                        if (exists $oldlinks{$page}) {
                                foreach my $link (map { bestlink($page, $_) } @{$oldlinks{$page}}) {
                                        if (length $link &&
                        if (exists $oldlinks{$page}) {
                                foreach my $link (map { bestlink($page, $_) } @{$oldlinks{$page}}) {
                                        if (length $link &&

-                                           ! exists $links{$page} ||
-                                           ! grep { $_ eq $link } @{$links{$page}}) {
+                                           (! exists $links{$page} || 
+                                            ! grep { bestlink($page, $_) eq $link } @{$links{$page}})) {

                                                $linkchanged{$link}=1;
                                        }
                                }
                                                $linkchanged{$link}=1;
                                        }
                                }


@@ -374,9 +458,21 @@ FILE:              foreach my $file (@files) {
                        if (defined $linkfile) {
                                debug("rendering $linkfile, to update its backlinks");
                                render($linkfile);
                        if (defined $linkfile) {
                                debug("rendering $linkfile, to update its backlinks");
                                render($linkfile);

+                               $rendered{$linkfile}=1;

                        }
                }
        }
                        }
                }
        }

+
+       if (@del && exists $hooks{delete}) {
+               foreach my $id (keys %{$hooks{delete}}) {
+                       $hooks{delete}{$id}{call}->(@del);
+               }
+       }
+       if (%rendered && exists $hooks{render}) {
+               foreach my $id (keys %{$hooks{render}}) {
+                       $hooks{render}{$id}{call}->(keys %rendered);
+               }
+       }

 } #}}}
 
 1
 } #}}}
 
 1