+#!/usr/bin/perl
+
package IkiWiki;
use warnings;
use strict;
-use File::Spec;
+use IkiWiki;
+use Encode;
+
+my (%backlinks, %rendered);
+our %brokenlinks;
+my $links_calculated=0;
+
+sub calculate_links () {
+ return if $links_calculated;
+ %backlinks=%brokenlinks=();
+ foreach my $page (keys %links) {
+ foreach my $link (@{$links{$page}}) {
+ my $bestlink=bestlink($page, $link);
+ if (length $bestlink) {
+ $backlinks{$bestlink}{$page}=1
+ if $bestlink ne $page;
+ }
+ else {
+ push @{$brokenlinks{$link}}, $page;
+ }
+ }
+ }
+ $links_calculated=1;
+}
-sub linkify ($$) { #{{{
- my $content=shift;
+sub backlink_pages ($) {
my $page=shift;
- $content =~ s{(\\?)$config{wiki_link_regexp}}{
- $1 ? "[[$2]]" : htmllink($page, $2)
- }eg;
-
- return $content;
-} #}}}
+ calculate_links();
-sub htmlize ($$) { #{{{
- my $type=shift;
- my $content=shift;
-
- if (! $INC{"/usr/bin/markdown"}) {
- no warnings 'once';
- $blosxom::version="is a proper perl module too much to ask?";
- use warnings 'all';
- do "/usr/bin/markdown";
- }
-
- if ($type eq '.mdwn') {
- return Markdown::Markdown($content);
- }
- else {
- error("htmlization of $type not supported");
- }
-} #}}}
+ return keys %{$backlinks{$page}};
+}
-sub backlinks ($) { #{{{
+sub backlinks ($) {
my $page=shift;
my @links;
- foreach my $p (keys %links) {
- next if bestlink($page, $p) eq $page;
- if (grep { length $_ && bestlink($p, $_) eq $page } @{$links{$p}}) {
- my $href=File::Spec->abs2rel(htmlpage($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 => $p_trimmed };
- }
- }
-
- return sort { $a->{page} cmp $b->{page} } @links;
-} #}}}
-
-sub parentlinks ($) { #{{{
- my $page=shift;
-
- my @ret;
- my $pagelink="";
- my $path="";
- my $skip=1;
- foreach my $dir (reverse split("/", $page)) {
- if (! $skip) {
- $path.="../";
- unshift @ret, { url => "$path$dir.html", page => $dir };
- }
- else {
- $skip=0;
- }
+ foreach my $p (backlink_pages($page)) {
+ my $href=urlto($p, $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) };
}
- unshift @ret, { url => length $path ? $path : ".", page => $config{wikiname} };
- return @ret;
-} #}}}
+ return @links;
+}
-sub rsspage ($) { #{{{
- my $page=shift;
-
- return $page.".rss";
-} #}}}
-
-sub postprocess { #{{{
- # Takes content to postprocess followed by a list of postprocessor
- # commands and subroutine references to run for the commands.
+sub genpage ($$) {
my $page=shift;
my $content=shift;
- my %commands=@_;
- my $handle=sub {
- my $escape=shift;
- my $command=shift;
- my $params=shift;
- if (length $escape) {
- "[[$command $params]]";
+ run_hooks(postscan => sub {
+ shift->(page => $page, content => $content);
+ });
+
+ my $templatefile;
+ run_hooks(templatefile => sub {
+ return if defined $templatefile;
+ my $file=shift->(page => $page);
+ if (defined $file && defined template_file($file)) {
+ $templatefile=$file;
}
- elsif (exists $commands{$command}) {
- my %params;
- while ($params =~ /(\w+)=\"([^"]+)"(\s+|$)/g) {
- $params{$1}=$2;
- }
- $commands{$command}->($page, %params);
- }
- else {
- "[[bad directive $command]]";
- }
- };
-
- $content =~ s{(\\?)$config{wiki_processor_regexp}}{$handle->($1, $2, $3)}eg;
- return $content;
-} #}}}
+ });
+ my $template=template(defined $templatefile ? $templatefile : 'page.tmpl', blind_cache => 1);
+ my $actions=0;
-sub blog_list ($$) { #{{{
- my $globlist=shift;
- my $maxitems=shift;
-
- my @list;
- foreach my $page (keys %pagesources) {
- if (globlist_match($page, $globlist)) {
- push @list, $page;
+ if (length $config{cgiurl}) {
+ if (IkiWiki->can("cgi_editpage")) {
+ $template->param(editurl => cgiurl(do => "edit", page => $page));
+ $actions++;
+ }
+ if (exists $hooks{auth}) {
+ $template->param(prefsurl => cgiurl(do => "prefs"));
+ $actions++;
}
}
-
- @list=sort { $pagectime{$b} <=> $pagectime{$a} } @list;
- return @list if ! $maxitems || @list <= $maxitems;
- return @list[0..$maxitems - 1];
-} #}}}
-
-sub get_inline_content ($$) { #{{{
- my $parentpage=shift;
- my $page=shift;
-
- my $file=$pagesources{$page};
- my $type=pagetype($file);
- if ($type ne 'unknown') {
- return htmlize($type, linkify(readfile("$config{srcdir}/$file"), $parentpage));
+
+ if (defined $config{historyurl} && length $config{historyurl}) {
+ my $u=$config{historyurl};
+ $u=~s/\[\[file\]\]/$pagesources{$page}/g;
+ $template->param(historyurl => $u);
+ $actions++;
}
- else {
- return "";
+ if ($config{discussion}) {
+ if ($page !~ /.*\/\Q$config{discussionpage}\E$/i &&
+ (length $config{cgiurl} ||
+ exists $links{$page."/".$config{discussionpage}})) {
+ $template->param(discussionlink => htmllink($page, $page, $config{discussionpage}, noimageinline => 1, forcesubpage => 1));
+ $actions++;
+ }
}
-} #}}}
-sub postprocess_html_inline { #{{{
- my $parentpage=shift;
- my %params=@_;
-
- if (! exists $params{pages}) {
- return "";
+ if ($actions) {
+ $template->param(have_actions => 1);
}
- if (! exists $params{archive}) {
- $params{archive}="no";
- }
- if (! exists $params{show} && $params{archive} eq "no") {
- $params{show}=10;
- }
- $inlinepages{$parentpage}=$params{pages};
-
- my $template=HTML::Template->new(blind_cache => 1,
- filename => (($params{archive} eq "no")
- ? "$config{templatedir}/inlinepage.tmpl"
- : "$config{templatedir}/inlinepagetitle.tmpl"));
-
- my $ret="";
- foreach my $page (blog_list($params{pages}, $params{show})) {
- next if $page eq $parentpage;
- $template->param(pagelink => htmllink($parentpage, $page));
- $template->param(content => get_inline_content($parentpage, $page))
- if $params{archive} eq "no";
- $template->param(ctime => scalar(gmtime($pagectime{$page})));
- $ret.=$template->output;
- }
-
- return $ret;
-} #}}}
-sub genpage ($$$) { #{{{
- my $content=shift;
- my $page=shift;
- my $mtime=shift;
-
- $content = postprocess($page, $content, inline => \&postprocess_html_inline);
-
- my $title=pagetitle(basename($page));
-
- my $template=HTML::Template->new(blind_cache => 1,
- filename => "$config{templatedir}/page.tmpl");
-
- if (length $config{cgiurl}) {
- $template->param(editurl => "$config{cgiurl}?do=edit&page=$page");
- $template->param(prefsurl => "$config{cgiurl}?do=prefs");
- if ($config{rcs}) {
- $template->param(recentchangesurl => "$config{cgiurl}?do=recentchanges");
- }
+ my @backlinks=sort { $a->{page} cmp $b->{page} } backlinks($page);
+ my ($backlinks, $more_backlinks);
+ if (@backlinks <= $config{numbacklinks} || ! $config{numbacklinks}) {
+ $backlinks=\@backlinks;
+ $more_backlinks=[];
}
-
- if (length $config{historyurl}) {
- my $u=$config{historyurl};
- $u=~s/\[\[file\]\]/$pagesources{$page}/g;
- $template->param(historyurl => $u);
+ else {
+ $backlinks=[@backlinks[0..$config{numbacklinks}-1]];
+ $more_backlinks=[@backlinks[$config{numbacklinks}..$#backlinks]];
}
- if ($config{rss} && $inlinepages{$page}) {
- $template->param(rssurl => rsspage($page));
- }
-
$template->param(
- title => $title,
+ title => $page eq 'index'
+ ? $config{wikiname}
+ : pagetitle(basename($page)),
wikiname => $config{wikiname},
- parentlinks => [parentlinks($page)],
content => $content,
- backlinks => [backlinks($page)],
- discussionlink => htmllink($page, "Discussion", 1, 1),
- mtime => scalar(gmtime($mtime)),
+ backlinks => $backlinks,
+ more_backlinks => $more_backlinks,
+ mtime => displaytime($pagemtime{$page}),
+ ctime => displaytime($pagectime{$page}),
+ baseurl => baseurl($page),
);
+
+ run_hooks(pagetemplate => sub {
+ shift->(page => $page, destpage => $page, template => $template);
+ });
- return $template->output;
-} #}}}
+ $content=$template->output;
+
+ run_hooks(format => sub {
+ $content=shift->(
+ page => $page,
+ content => $content,
+ );
+ });
-sub date_822 ($) { #{{{
- my $time=shift;
+ return $content;
+}
- eval q{use POSIX};
- return POSIX::strftime("%a, %d %b %Y %H:%M:%S %z", localtime($time));
-} #}}}
+sub scan ($) {
+ my $file=shift;
-sub absolute_urls ($$) { #{{{
- # sucky sub because rss sucks
- my $content=shift;
- my $url=shift;
+ debug(sprintf(gettext("scanning %s"), $file));
- $url=~s/[^\/]+$//;
-
- $content=~s/<a\s+href="(?!http:\/\/)([^"]+)"/<a href="$url$1"/ig;
- $content=~s/<img\s+src="(?!http:\/\/)([^"]+)"/<img src="$url$1"/ig;
- return $content;
-} #}}}
+ my $type=pagetype($file);
+ if (defined $type) {
+ my $srcfile=srcfile($file);
+ my $content=readfile($srcfile);
+ my $page=pagename($file);
+ will_render($page, htmlpage($page), 1);
-sub genrss ($$$) { #{{{
- 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");
-
- my @items;
- my $isblog=0;
- my $gen_blog=sub {
- my $parentpage=shift;
- my %params=@_;
-
- return "" if exists $params{archive} && $params{archive} eq 'yes';
-
- if (! exists $params{show}) {
- $params{show}=10;
+ if ($config{discussion}) {
+ # Discussion links are a special case since they're
+ # not in the text of the page, but on its template.
+ $links{$page}=[ $page."/".lc($config{discussionpage}) ];
}
- if (! exists $params{pages}) {
- return "";
- }
-
- $isblog=1;
- foreach my $page (blog_list($params{pages}, $params{show})) {
- next if $page eq $parentpage;
- push @items, {
- itemtitle => pagetitle(basename($page)),
- itemurl => "$config{url}/$renderedfiles{$page}",
- itempubdate => date_822($pagectime{$page}),
- itemcontent => absolute_urls(get_inline_content($parentpage, $page), $url),
- } if exists $renderedfiles{$page};
+ else {
+ $links{$page}=[];
}
-
- return "";
- };
-
- $content = postprocess($page, $content, inline => $gen_blog);
- $template->param(
- title => $config{wikiname},
- pageurl => $url,
- items => \@items,
- );
-
- return $template->output;
-} #}}}
-
-sub check_overwrite ($$) { #{{{
- # Important security check. Make sure to call this before saving
- # any files to the source directory.
- my $dest=shift;
- my $src=shift;
-
- if (! exists $renderedfiles{$src} && -e $dest && ! $config{rebuild}) {
- error("$dest already exists and was rendered from ".
- join(" ",(grep { $renderedfiles{$_} eq $dest } keys
- %renderedfiles)).
- ", before, so not rendering from $src");
- }
-} #}}}
+ run_hooks(scan => sub {
+ shift->(
+ page => $page,
+ content => $content,
+ );
+ });
-sub mtime ($) { #{{{
- my $page=shift;
-
- return (stat($page))[9];
-} #}}}
-
-sub findlinks ($$) { #{{{
- my $content=shift;
- my $page=shift;
-
- my @links;
- while ($content =~ /(?<!\\)$config{wiki_link_regexp}/g) {
- push @links, lc($1);
+ # Preprocess in scan-only mode.
+ preprocess($page, $page, $content, 1);
+ }
+ else {
+ will_render($file, $file, 1);
}
- # Discussion links are a special case since they're not in the text
- # of the page, but on its template.
- return @links, "$page/discussion";
-} #}}}
+}
+
+sub fast_file_copy (@) {
+ my $srcfile=shift;
+ my $destfile=shift;
+ my $srcfd=shift;
+ my $destfd=shift;
+ my $cleanup=shift;
+
+ my $blksize = 16384;
+ my ($len, $buf, $written);
+ while ($len = sysread $srcfd, $buf, $blksize) {
+ if (! defined $len) {
+ next if $! =~ /^Interrupted/;
+ error("failed to read $srcfile: $!", $cleanup);
+ }
+ my $offset = 0;
+ while ($len) {
+ defined($written = syswrite $destfd, $buf, $len, $offset)
+ or error("failed to write $destfile: $!", $cleanup);
+ $len -= $written;
+ $offset += $written;
+ }
+ }
+}
-sub render ($) { #{{{
+sub render ($$) {
my $file=shift;
+ return if $rendered{$file};
+ debug(shift);
+ $rendered{$file}=1;
my $type=pagetype($file);
- my $content=readfile("$config{srcdir}/$file");
- if ($type ne 'unknown') {
+ my $srcfile=srcfile($file);
+ if (defined $type) {
my $page=pagename($file);
+ delete $depends{$page};
+ delete $depends_simple{$page};
+ will_render($page, htmlpage($page), 1);
+ return if $type=~/^_/;
- $links{$page}=[findlinks($content, $page)];
- delete $inlinepages{$page};
-
- $content=linkify($content, $page);
- $content=htmlize($type, $content);
+ my $content=htmlize($page, $page, $type,
+ linkify($page, $page,
+ preprocess($page, $page,
+ filter($page, $page,
+ readfile($srcfile)))));
- check_overwrite("$config{destdir}/".htmlpage($page), $page);
- writefile("$config{destdir}/".htmlpage($page),
- genpage($content, $page, mtime("$config{srcdir}/$file")));
- $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} && exists $inlinepages{$page}) {
- writefile("$config{destdir}/".rsspage($page),
- genrss($content, $page, mtime("$config{srcdir}/$file")));
- }
+ my $output=htmlpage($page);
+ writefile($output, $config{destdir}, genpage($page, $content));
}
else {
- $links{$file}=[];
- check_overwrite("$config{destdir}/$file", $file);
- writefile("$config{destdir}/$file", $content);
- $oldpagemtime{$file}=time;
- $renderedfiles{$file}=$file;
+ delete $depends{$file};
+ delete $depends_simple{$file};
+ will_render($file, $file, 1);
+
+ if ($config{hardlink}) {
+ # only hardlink if owned by same user
+ my @stat=stat($srcfile);
+ if ($stat[4] == $>) {
+ prep_writefile($file, $config{destdir});
+ unlink($config{destdir}."/".$file);
+ if (link($srcfile, $config{destdir}."/".$file)) {
+ return;
+ }
+ }
+ # if hardlink fails, fall back to copying
+ }
+
+ my $srcfd=readfile($srcfile, 1, 1);
+ writefile($file, $config{destdir}, undef, 1, sub {
+ fast_file_copy($srcfile, $file, $srcfd, @_);
+ });
}
-} #}}}
+}
-sub prune ($) { #{{{
+sub prune ($) {
my $file=shift;
unlink($file);
while (rmdir($dir)) {
$dir=dirname($dir);
}
-} #}}}
+}
+
+sub srcdir_check () {
+ # security check, avoid following symlinks in the srcdir path by default
+ my $test=$config{srcdir};
+ while (length $test) {
+ if (-l $test && ! $config{allow_symlinks_before_srcdir}) {
+ error(sprintf(gettext("symlink found in srcdir path (%s) -- set allow_symlinks_before_srcdir to allow this"), $test));
+ }
+ unless ($test=~s/\/+$//) {
+ $test=dirname($test);
+ }
+ }
+
+}
-sub refresh () { #{{{
- # find existing pages
- my %exists;
+sub find_src_files () {
my @files;
+ my %pages;
eval q{use File::Find};
+ error($@) if $@;
find({
no_chdir => 1,
wanted => sub {
- if (/$config{wiki_file_prune_regexp}/) {
- no warnings 'once';
+ my $file=decode_utf8($_);
+ $file=~s/^\Q$config{srcdir}\E\/?//;
+ return if -l $_ || -d _ || ! length $file;
+ my $page = pagename($file);
+ if (! exists $pagesources{$page} &&
+ file_pruned($file)) {
$File::Find::prune=1;
- use warnings "all";
+ return;
}
- elsif (! -d $_ && ! -l $_) {
- my ($f)=/$config{wiki_file_regexp}/; # untaint
- if (! defined $f) {
- warn("skipping bad filename $_\n");
- }
- else {
- $f=~s/^\Q$config{srcdir}\E\/?//;
- push @files, $f;
- $exists{pagename($f)}=1;
+
+ my ($f) = $file =~ /$config{wiki_file_regexp}/; # untaint
+ if (! defined $f) {
+ warn(sprintf(gettext("skipping bad filename %s"), $file)."\n");
+ }
+ else {
+ push @files, $f;
+ if ($pages{$page}) {
+ debug(sprintf(gettext("%s has multiple possible source pages"), $page));
}
+ $pages{$page}=1;
}
},
}, $config{srcdir});
+ foreach my $dir (@{$config{underlaydirs}}, $config{underlaydir}) {
+ find({
+ no_chdir => 1,
+ wanted => sub {
+ my $file=decode_utf8($_);
+ $file=~s/^\Q$dir\E\/?//;
+ return if -l $_ || -d _ || ! length $file;
+ my $page=pagename($file);
+ if (! exists $pagesources{$page} &&
+ file_pruned($file)) {
+ $File::Find::prune=1;
+ return;
+ }
- my %rendered;
+ my ($f) = $file =~ /$config{wiki_file_regexp}/; # untaint
+ if (! defined $f) {
+ warn(sprintf(gettext("skipping bad filename %s"), $file)."\n");
+ }
+ else {
+ # avoid underlaydir override
+ # attacks; see security.mdwn
+ if (! -l "$config{srcdir}/$f" &&
+ ! -e _) {
+ if (! $pages{$page}) {
+ push @files, $f;
+ $pages{$page}=1;
+ }
+ }
+ }
+ },
+ }, $dir);
+ };
+ return \@files, \%pages;
+}
- # check for added or removed pages
- my @add;
- foreach my $file (@files) {
+sub find_new_files ($) {
+ my $files=shift;
+ my @new;
+ my @internal_new;
+
+ foreach my $file (@$files) {
my $page=pagename($file);
- if (! $oldpagemtime{$page}) {
- debug("new page $page") unless exists $pagectime{$page};
- push @add, $file;
- $links{$page}=[];
- $pagesources{$page}=$file;
- $pagectime{$page}=time unless exists $pagectime{$page};
+ if (exists $pagesources{$page} && $pagesources{$page} ne $file) {
+ # the page has changed its type
+ $forcerebuild{$page}=1;
+ }
+ $pagesources{$page}=$file;
+ if (! $pagemtime{$page}) {
+ if (isinternal($page)) {
+ push @internal_new, $file;
+ }
+ else {
+ push @new, $file;
+ if ($config{getctime} && -e "$config{srcdir}/$file") {
+ eval {
+ my $time=rcs_getctime("$config{srcdir}/$file");
+ $pagectime{$page}=$time;
+ };
+ if ($@) {
+ print STDERR $@;
+ }
+ }
+ }
+ $pagecase{lc $page}=$page;
+ if (! exists $pagectime{$page}) {
+ $pagectime{$page}=(srcfile_stat($file))[10];
+ }
}
}
+
+ return \@new, \@internal_new;
+}
+
+sub find_del_files ($) {
+ my $pages=shift;
my @del;
- foreach my $page (keys %oldpagemtime) {
- if (! $exists{$page}) {
- debug("removing old page $page");
- push @del, $pagesources{$page};
- prune($config{destdir}."/".$renderedfiles{$page});
- delete $renderedfiles{$page};
- $oldpagemtime{$page}=0;
- delete $pagesources{$page};
+ my @internal_del;
+
+ foreach my $page (keys %pagemtime) {
+ if (! $pages->{$page}) {
+ if (isinternal($page)) {
+ push @internal_del, $pagesources{$page};
+ }
+ else {
+ push @del, $pagesources{$page};
+ }
+ $links{$page}=[];
+ $renderedfiles{$page}=[];
+ $pagemtime{$page}=0;
}
}
+
+ return \@del, \@internal_del;
+}
+
+sub remove_del (@) {
+ foreach my $file (@_) {
+ my $page=pagename($file);
+ if (! isinternal($page)) {
+ debug(sprintf(gettext("removing old page %s"), $page));
+ }
- # render any updated files
- foreach my $file (@files) {
+ foreach my $old (@{$oldrenderedfiles{$page}}) {
+ prune($config{destdir}."/".$old);
+ }
+
+ foreach my $source (keys %destsources) {
+ if ($destsources{$source} eq $page) {
+ delete $destsources{$source};
+ }
+ }
+
+ delete $pagecase{lc $page};
+ delete $pagesources{$page};
+ }
+}
+
+sub find_changed ($) {
+ my $files=shift;
+ my @changed;
+ my @internal_changed;
+ foreach my $file (@$files) {
my $page=pagename($file);
-
- if (! exists $oldpagemtime{$page} ||
- mtime("$config{srcdir}/$file") > $oldpagemtime{$page}) {
- debug("rendering changed file $file");
- render($file);
- $rendered{$file}=1;
+ my ($srcfile, @stat)=srcfile_stat($file);
+ if (! exists $pagemtime{$page} ||
+ $stat[9] > $pagemtime{$page} ||
+ $forcerebuild{$page}) {
+ $pagemtime{$page}=$stat[9];
+
+ if (isinternal($page)) {
+ # Preprocess internal page in scan-only mode.
+ preprocess($page, $page, readfile($srcfile), 1);
+ push @internal_changed, $file;
+ }
+ else {
+ push @changed, $file;
+ }
}
}
-
- # 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
- 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;
- }
- }
+ return \@changed, \@internal_changed;
+}
+
+sub calculate_old_links ($$) {
+ my ($changed, $del)=@_;
+ my %oldlink_targets;
+ foreach my $file (@$changed, @$del) {
+ my $page=pagename($file);
+ if (exists $oldlinks{$page}) {
+ foreach my $l (@{$oldlinks{$page}}) {
+ $oldlink_targets{$page}{$l}=bestlink($page, $l);
}
}
}
+ return \%oldlink_targets;
+}
- # Handle backlinks; if a page has added/removed links, update the
- # pages it links to. Also handle inlining here.
- # 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) {
- foreach my $f (@files) {
- my $p=pagename($f);
- if (exists $inlinepages{$p}) {
- foreach my $file (keys %rendered, @del) {
- my $page=pagename($file);
- if (globlist_match($page, $inlinepages{$p})) {
- debug("rendering $f, which inlines $page");
- render($f);
- last;
- }
+sub derender_internal ($) {
+ my $file=shift;
+ my $page=pagename($file);
+ delete $depends{$page};
+ delete $depends_simple{$page};
+ foreach my $old (@{$renderedfiles{$page}}) {
+ delete $destsources{$old};
+ }
+ $renderedfiles{$page}=[];
+}
+
+sub render_linkers ($) {
+ my $f=shift;
+ my $p=pagename($f);
+ foreach my $page (keys %{$backlinks{$p}}) {
+ my $file=$pagesources{$page};
+ render($file, sprintf(gettext("building %s, which links to %s"), $file, $p));
+ }
+}
+
+sub remove_unrendered () {
+ foreach my $src (keys %rendered) {
+ my $page=pagename($src);
+ foreach my $file (@{$oldrenderedfiles{$page}}) {
+ if (! grep { $_ eq $file } @{$renderedfiles{$page}}) {
+ debug(sprintf(gettext("removing %s, no longer built by %s"), $file, $page));
+ prune($config{destdir}."/".$file);
+ }
+ }
+ }
+}
+
+sub calculate_changed_links ($$$) {
+ my ($changed, $del, $oldlink_targets)=@_;
+
+ my (%backlinkchanged, %linkchangers);
+
+ foreach my $file (@$changed, @$del) {
+ my $page=pagename($file);
+
+ if (exists $links{$page}) {
+ foreach my $l (@{$links{$page}}) {
+ my $target=bestlink($page, $l);
+ if (! exists $oldlink_targets->{$page}{$l} ||
+ $target ne $oldlink_targets->{$page}{$l}) {
+ $backlinkchanged{$target}=1;
+ $linkchangers{lc($page)}=1;
}
+ delete $oldlink_targets->{$page}{$l};
}
}
-
- my %linkchanged;
- foreach my $file (keys %rendered, @del) {
- my $page=pagename($file);
-
- if (exists $links{$page}) {
- foreach my $link (map { bestlink($page, $_) } @{$links{$page}}) {
- if (length $link &&
- ! exists $oldlinks{$page} ||
- ! grep { $_ eq $link } @{$oldlinks{$page}}) {
- $linkchanged{$link}=1;
- }
+ if (exists $oldlink_targets->{$page} &&
+ %{$oldlink_targets->{$page}}) {
+ foreach my $target (values %{$oldlink_targets->{$page}}) {
+ $backlinkchanged{$target}=1;
+ }
+ $linkchangers{lc($page)}=1;
+ }
+ }
+
+ return \%backlinkchanged, \%linkchangers;
+}
+
+sub render_dependent ($$$$$$$) {
+ my ($files, $new, $internal_new, $del, $internal_del,
+ $internal_changed, $linkchangers)=@_;
+
+ my @changed=(keys %rendered, @$del);
+ my @exists_changed=(@$new, @$del);
+
+ my %lc_changed = map { lc(pagename($_)) => 1 } @changed;
+ my %lc_exists_changed = map { lc(pagename($_)) => 1 } @exists_changed;
+
+ foreach my $f (@$files) {
+ next if $rendered{$f};
+ my $p=pagename($f);
+ my $reason = undef;
+
+ if (exists $depends_simple{$p}) {
+ foreach my $d (keys %{$depends_simple{$p}}) {
+ if (($depends_simple{$p}{$d} & $IkiWiki::DEPEND_CONTENT &&
+ $lc_changed{$d})
+ ||
+ ($depends_simple{$p}{$d} & $IkiWiki::DEPEND_PRESENCE &&
+ $lc_exists_changed{$d})
+ ||
+ ($depends_simple{$p}{$d} & $IkiWiki::DEPEND_LINKS &&
+ $linkchangers->{$d})
+ ) {
+ $reason = $d;
+ last;
}
}
- if (exists $oldlinks{$page}) {
- foreach my $link (map { bestlink($page, $_) } @{$oldlinks{$page}}) {
- if (length $link &&
- ! exists $links{$page} ||
- ! grep { $_ eq $link } @{$links{$page}}) {
- $linkchanged{$link}=1;
+ }
+
+ if (exists $depends{$p} && ! defined $reason) {
+ foreach my $dep (keys %{$depends{$p}}) {
+ my $sub=pagespec_translate($dep);
+ next if $@ || ! defined $sub;
+
+ # only consider internal files
+ # if the page explicitly depends
+ # on such files
+ my $internal_dep=$dep =~ /internal\(/;
+
+ my $in=sub {
+ my $list=shift;
+ my $type=shift;
+ foreach my $file (@$list) {
+ next if $file eq $f;
+ my $page=pagename($file);
+ if ($sub->($page, location => $p)) {
+ if ($type == $IkiWiki::DEPEND_LINKS) {
+ next unless $linkchangers->{lc($page)};
+ }
+ return $page;
+ }
}
+ return undef;
+ };
+
+ if ($depends{$p}{$dep} & $IkiWiki::DEPEND_CONTENT) {
+ last if $reason =
+ $in->(\@changed, $IkiWiki::DEPEND_CONTENT);
+ last if $internal_dep && ($reason =
+ $in->($internal_new, $IkiWiki::DEPEND_CONTENT) ||
+ $in->($internal_del, $IkiWiki::DEPEND_CONTENT) ||
+ $in->($internal_changed, $IkiWiki::DEPEND_CONTENT));
+ }
+ if ($depends{$p}{$dep} & $IkiWiki::DEPEND_PRESENCE) {
+ last if $reason =
+ $in->(\@exists_changed, $IkiWiki::DEPEND_PRESENCE);
+ last if $internal_dep && ($reason =
+ $in->($internal_new, $IkiWiki::DEPEND_PRESENCE) ||
+ $in->($internal_del, $IkiWiki::DEPEND_PRESENCE));
+ }
+ if ($depends{$p}{$dep} & $IkiWiki::DEPEND_LINKS) {
+ last if $reason =
+ $in->(\@changed, $IkiWiki::DEPEND_LINKS);
+ last if $internal_dep && ($reason =
+ $in->($internal_new, $IkiWiki::DEPEND_LINKS) ||
+ $in->($internal_del, $IkiWiki::DEPEND_LINKS) ||
+ $in->($internal_changed, $IkiWiki::DEPEND_LINKS));
}
}
}
- foreach my $link (keys %linkchanged) {
- my $linkfile=$pagesources{$link};
- if (defined $linkfile) {
- debug("rendering $linkfile, to update its backlinks");
- render($linkfile);
- }
+
+ if (defined $reason) {
+ render($f, sprintf(gettext("building %s, which depends on %s"), $f, $reason));
+ return 1;
+ }
+ }
+
+ return 0;
+}
+
+sub render_backlinks ($) {
+ my $backlinkchanged=shift;
+ foreach my $link (keys %$backlinkchanged) {
+ my $linkfile=$pagesources{$link};
+ if (defined $linkfile) {
+ render($linkfile, sprintf(gettext("building %s, to update its backlinks"), $linkfile));
}
}
-} #}}}
+}
+
+sub refresh () {
+ srcdir_check();
+ run_hooks(refresh => sub { shift->() });
+ my ($files, $pages)=find_src_files();
+ my ($new, $internal_new)=find_new_files($files);
+ my ($del, $internal_del)=find_del_files($pages);
+ my ($changed, $internal_changed)=find_changed($files);
+ run_hooks(needsbuild => sub { shift->($changed) });
+ my $oldlink_targets=calculate_old_links($changed, $del);
+
+ foreach my $file (@$changed) {
+ scan($file);
+ }
+
+ calculate_links();
+
+ remove_del(@$del, @$internal_del);
+
+ foreach my $file (@$changed) {
+ render($file, sprintf(gettext("building %s"), $file));
+ }
+ foreach my $file (@$internal_new, @$internal_del, @$internal_changed) {
+ derender_internal($file);
+ }
+
+ my ($backlinkchanged, $linkchangers)=calculate_changed_links($changed,
+ $del, $oldlink_targets);
+
+ foreach my $file (@$new, @$del) {
+ render_linkers($file);
+ }
+
+ if (@$changed || @$internal_changed ||
+ @$del || @$internal_del || @$internal_new) {
+ 1 while render_dependent($files, $new, $internal_new,
+ $del, $internal_del, $internal_changed,
+ $linkchangers);
+ }
+
+ render_backlinks($backlinkchanged);
+ remove_unrendered();
+
+ if (@$del) {
+ run_hooks(delete => sub { shift->(@$del) });
+ }
+ if (%rendered) {
+ run_hooks(change => sub { shift->(keys %rendered) });
+ }
+}
+
+sub commandline_render () {
+ lockwiki();
+ loadindex();
+ unlockwiki();
+
+ my $srcfile=possibly_foolish_untaint($config{render});
+ my $file=$srcfile;
+ $file=~s/\Q$config{srcdir}\E\/?//;
+
+ my $type=pagetype($file);
+ die sprintf(gettext("ikiwiki: cannot build %s"), $srcfile)."\n" unless defined $type;
+ my $content=readfile($srcfile);
+ my $page=pagename($file);
+ $pagesources{$page}=$file;
+ $content=filter($page, $page, $content);
+ $content=preprocess($page, $page, $content);
+ $content=linkify($page, $page, $content);
+ $content=htmlize($page, $page, $type, $content);
+ $pagemtime{$page}=(stat($srcfile))[9];
+ $pagectime{$page}=$pagemtime{$page} if ! exists $pagectime{$page};
+
+ print genpage($page, $content);
+ exit 0;
+}
1