use IkiWiki;
use Encode;
-sub linkify ($$$) { #{{{
- my $lpage=shift; # the page containing the links
- my $page=shift; # the page the link will end up on (different for inline)
- my $content=shift;
-
- $content =~ s{(\\?)$config{wiki_link_regexp}}{
- $2 ? ( $1 ? "[[$2|$3]]" : htmllink($lpage, $page, titlepage($3), 0, 0, pagetitle($2)))
- : ( $1 ? "[[$3]]" : htmllink($lpage, $page, titlepage($3)))
- }eg;
-
- return $content;
-} #}}}
-
-sub htmlize ($$) { #{{{
- my $type=shift;
- my $content=shift;
-
- if (exists $hooks{htmlize}{$type}) {
- $content=$hooks{htmlize}{$type}{call}->($content);
- }
- else {
- error("htmlization of $type not supported");
+my %backlinks;
+my $backlinks_calculated=0;
+
+sub calculate_backlinks () { #{{{
+ return if $backlinks_calculated;
+ %backlinks=();
+ foreach my $page (keys %links) {
+ foreach my $link (@{$links{$page}}) {
+ my $bestlink=bestlink($page, $link);
+ if (length $bestlink && $bestlink ne $page) {
+ $backlinks{$bestlink}{$page}=1;
+ }
+ }
}
-
- run_hooks(sanitize => sub {
- $content=shift->($content);
- });
-
- return $content;
+ $backlinks_calculated=1;
} #}}}
sub backlinks ($) { #{{{
my $page=shift;
+ calculate_backlinks();
+
my @links;
- foreach my $p (keys %links) {
- next if bestlink($page, $p) eq $page;
- if (grep { length $_ && bestlink($p, $_) eq $page } @{$links{$p}}) {
- my $href=abs2rel(htmlpage($p), dirname($page));
+ return unless $backlinks{$page};
+ foreach my $p (keys %{$backlinks{$page}}) {
+ my $href=abs2rel(htmlpage($p), dirname($page));
- # Trim common dir prefixes from both pages.
- my $p_trimmed=$p;
- my $page_trimmed=$page;
- my $dir;
- 1 while (($dir)=$page_trimmed=~m!^([^/]+/)!) &&
- defined $dir &&
- $p_trimmed=~s/^\Q$dir\E// &&
- $page_trimmed=~s/^\Q$dir\E//;
-
- push @links, { url => $href, page => pagetitle($p_trimmed) };
- }
+ # Trim common dir prefixes from both pages.
+ my $p_trimmed=$p;
+ my $page_trimmed=$page;
+ my $dir;
+ 1 while (($dir)=$page_trimmed=~m!^([^/]+/)!) &&
+ defined $dir &&
+ $p_trimmed=~s/^\Q$dir\E// &&
+ $page_trimmed=~s/^\Q$dir\E//;
+
+ push @links, { url => $href, page => pagetitle($p_trimmed) };
}
return sort { $a->{page} cmp $b->{page} } @links;
return @ret;
} #}}}
-my %preprocessing;
-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 $handle=sub {
- my $escape=shift;
- my $command=shift;
- my $params=shift;
- if (length $escape) {
- return "[[$command $params]]";
- }
- elsif ($preprocessing{$page}++ > 10) {
- # Avoid loops of preprocessed pages preprocessing
- # other pages that preprocess them, etc.
- return "[[$command preprocessing loop detected on $page at depth $preprocessing{$page}]]";
- }
- elsif (exists $hooks{preprocess}{$command}) {
- # 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, '';
- }
- }
- my $ret=$hooks{preprocess}{$command}{call}->(
- @params,
- page => $page,
- destpage => $destpage,
- );
- $preprocessing{$page}--;
- return $ret;
- }
- else {
- return "[[$command $params]]";
- }
- };
-
- $content =~ s{(\\?)\[\[(\w+)\s+((?:(?:\w+=)?(?:""".*?"""|"[^"]+"|[^\s\]]+)\s*)*)\]\]}{$handle->($1, $2, $3)}seg;
- return $content;
-} #}}}
-
-sub add_depends ($$) { #{{{
- my $page=shift;
- my $pagespec=shift;
-
- if (! exists $depends{$page}) {
- $depends{$page}=$pagespec;
- }
- else {
- $depends{$page}=pagespec_merge($depends{$page}, $pagespec);
- }
-} # }}}
-
sub genpage ($$$) { #{{{
my $page=shift;
my $content=shift;
$content=$template->output;
run_hooks(format => sub {
- $content=shift->($content);
+ $content=shift->(
+ page => $page,
+ content => $content,
+ );
});
return $content;
} #}}}
-sub check_overwrite ($$) { #{{{
- # Important security check. Make sure to call this before saving
- # any files to the source directory.
- my $dest=shift;
- my $src=shift;
-
- if (! exists $renderedfiles{$src} && -e $dest && ! $config{rebuild}) {
- error("$dest already exists and was not rendered from $src before");
- }
-} #}}}
-
-sub displaytime ($) { #{{{
- my $time=shift;
-
- eval q{use POSIX};
- # strftime doesn't know about encodings, so make sure
- # its output is properly treated as utf8
- return decode_utf8(POSIX::strftime(
- $config{timeformat}, localtime($time)));
-} #}}}
-
sub mtime ($) { #{{{
my $file=shift;
return (stat($file))[9];
} #}}}
-sub findlinks ($$) { #{{{
- my $page=shift;
- my $content=shift;
+sub scan ($) { #{{{
+ my $file=shift;
- my @links;
- while ($content =~ /(?<!\\)$config{wiki_link_regexp}/g) {
- push @links, titlepage($2);
- }
- if ($config{discussion}) {
- # Discussion links are a special case since they're not in the
- # text of the page, but on its template.
- return @links, "$page/discussion";
+ my $type=pagetype($file);
+ if (defined $type) {
+ my $srcfile=srcfile($file);
+ my $content=readfile($srcfile);
+ my $page=pagename($file);
+ will_render($page, htmlpage($page), 1);
+
+ # Always needs to be done, since filters might add links
+ # to the content.
+ $content=filter($page, $content);
+
+ my @links;
+ while ($content =~ /(?<!\\)$config{wiki_link_regexp}/g) {
+ push @links, titlepage($2);
+ }
+ if ($config{discussion}) {
+ # Discussion links are a special case since they're
+ # not in the text of the page, but on its template.
+ push @links, "$page/discussion";
+ }
+ $links{$page}=\@links;
+
+ # Preprocess in scan-only mode.
+ preprocess($page, $page, $content, 1);
}
else {
- return @links;
+ will_render($file, $file, 1);
}
} #}}}
-sub filter ($$) {
- my $page=shift;
- my $content=shift;
-
- run_hooks(filter => sub {
- $content=shift->(page => $page, content => $content);
- });
-
- return $content;
-}
-
sub render ($) { #{{{
my $file=shift;
my $content=readfile($srcfile);
my $page=pagename($file);
delete $depends{$page};
+ will_render($page, htmlpage($page), 1);
$content=filter($page, $content);
-
- $links{$page}=[findlinks($page, $content)];
-
$content=preprocess($page, $page, $content);
$content=linkify($page, $page, $content);
- $content=htmlize($type, $content);
+ $content=htmlize($page, $type, $content);
- check_overwrite("$config{destdir}/".htmlpage($page), $page);
writefile(htmlpage($page), $config{destdir},
genpage($page, $content, mtime($srcfile)));
$oldpagemtime{$page}=time;
- $renderedfiles{$page}=htmlpage($page);
}
else {
my $content=readfile($srcfile, 1);
- $links{$file}=[];
delete $depends{$file};
- check_overwrite("$config{destdir}/$file", $file);
+ will_render($file, $file, 1);
writefile($file, $config{destdir}, $content, 1);
$oldpagemtime{$file}=time;
- $renderedfiles{$file}=$file;
}
} #}}}
my %exists;
my @files;
eval q{use File::Find};
+ error($@) if $@;
find({
no_chdir => 1,
wanted => sub {
$_=decode_utf8($_);
- if (/$config{wiki_file_prune_regexp}/) {
+ if (file_pruned($_, $config{srcdir})) {
$File::Find::prune=1;
}
elsif (! -d $_ && ! -l $_) {
no_chdir => 1,
wanted => sub {
$_=decode_utf8($_);
- if (/$config{wiki_file_prune_regexp}/) {
+ if (file_pruned($_, $config{underlaydir})) {
$File::Find::prune=1;
}
elsif (! -d $_ && ! -l $_) {
foreach my $file (@files) {
my $page=pagename($file);
if (! $oldpagemtime{$page}) {
- debug("new page $page") unless exists $pagectime{$page};
push @add, $file;
- $links{$page}=[];
$pagecase{lc $page}=$page;
$pagesources{$page}=$file;
if ($config{getctime} && -e "$config{srcdir}/$file") {
if (! $exists{$page}) {
debug("removing old page $page");
push @del, $pagesources{$page};
- prune($config{destdir}."/".$renderedfiles{$page});
- delete $renderedfiles{$page};
+ $links{$page}=[];
+ $renderedfiles{$page}=[];
$oldpagemtime{$page}=0;
+ prune($config{destdir}."/".$_)
+ foreach @{$oldrenderedfiles{$page}};
delete $pagesources{$page};
}
}
-
- # render any updated files
+
+ # scan changed and new files
+ my @changed;
foreach my $file (@files) {
my $page=pagename($file);
if (! exists $oldpagemtime{$page} ||
mtime(srcfile($file)) > $oldpagemtime{$page} ||
$forcerebuild{$page}) {
- debug("rendering $file");
- render($file);
- $rendered{$file}=1;
+ debug("scanning $file");
+ push @changed, $file;
+ scan($file);
}
}
+ calculate_backlinks();
+
+ # render changed and new pages
+ foreach my $file (@changed) {
+ debug("rendering $file");
+ render($file);
+ $rendered{$file}=1;
+ }
- # if any files were added or removed, check to see if each page
- # 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
+ # rebuild pages that link to added or removed pages
if (@add || @del) {
-FILE: foreach my $file (@files) {
- my $page=pagename($file);
- foreach my $f (@add, @del) {
- my $p=pagename($f);
- foreach my $link (@{$links{$page}}) {
- if (bestlink($page, $link) eq $p) {
- debug("rendering $file, which links to $p");
- render($file);
- $rendered{$file}=1;
- next FILE;
- }
- }
+ foreach my $f (@add, @del) {
+ my $p=pagename($f);
+ foreach my $page (keys %{$backlinks{$p}}) {
+ my $file=$pagesources{$page};
+ next if $rendered{$file};
+ debug("rendering $file, which links to $p");
+ render($file);
+ $rendered{$file}=1;
}
}
}
- # Handle backlinks; if a page has added/removed links, update the
- # pages it links to. Also handles rebuilding dependant pages.
- # 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 || @del) {
+ # rebuild dependant pages
foreach my $f (@files) {
+ next if $rendered{$f};
my $p=pagename($f);
if (exists $depends{$p}) {
foreach my $file (keys %rendered, @del) {
}
}
+ # handle backlinks; if a page has added/removed links,
+ # update the pages it links to
my %linkchanged;
foreach my $file (keys %rendered, @del) {
my $page=pagename($file);
foreach my $link (keys %linkchanged) {
my $linkfile=$pagesources{$link};
if (defined $linkfile) {
+ next if $rendered{$linkfile};
debug("rendering $linkfile, to update its backlinks");
render($linkfile);
$rendered{$linkfile}=1;
}
}
+ # remove no longer rendered files
+ foreach my $src (keys %rendered) {
+ my $page=pagename($src);
+ foreach my $file (@{$oldrenderedfiles{$page}}) {
+ if (! grep { $_ eq $file } @{$renderedfiles{$page}}) {
+ debug("removing $file, no longer rendered by $page");
+ prune($config{destdir}."/".$file);
+ }
+ }
+ }
+
if (@del) {
run_hooks(delete => sub { shift->(@del) });
}
}
} #}}}
+sub commandline_render () { #{{{
+ loadplugins();
+ checkconfig();
+ lockwiki();
+ loadindex();
+ unlockwiki();
+
+ my $srcfile=possibly_foolish_untaint($config{render});
+ my $file=$srcfile;
+ $file=~s/\Q$config{srcdir}\E\/?//;
+
+ my $type=pagetype($file);
+ die "ikiwiki: cannot render $srcfile\n" unless defined $type;
+ my $content=readfile($srcfile);
+ my $page=pagename($file);
+ $pagesources{$page}=$file;
+ $content=filter($page, $content);
+ $content=preprocess($page, $page, $content);
+ $content=linkify($page, $page, $content);
+ $content=htmlize($page, $type, $content);
+
+ print genpage($page, $content, mtime($srcfile));
+ exit 0;
+} #}}}
+
1