X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/blobdiff_plain/24168b993e65994d2996d02bfaa36fb80bb65ca7..5bfd0d46386324131e3f07131a73a5826d7f33aa:/IkiWiki/Render.pm diff --git a/IkiWiki/Render.pm b/IkiWiki/Render.pm index adb39a983..9d6f636a2 100644 --- a/IkiWiki/Render.pm +++ b/IkiWiki/Render.pm @@ -6,7 +6,7 @@ use warnings; use strict; use IkiWiki; -my (%backlinks, %rendered); +my (%backlinks, %rendered, %scanned); our %brokenlinks; my $links_calculated=0; @@ -154,6 +154,8 @@ sub genpage ($$) { sub scan ($) { my $file=shift; + return if $phase > PHASE_SCAN || $scanned{$file}; + $scanned{$file}=1; debug(sprintf(gettext("scanning %s"), $file)); @@ -262,12 +264,13 @@ sub render ($$) { } } -sub prune ($) { +sub prune ($;$) { my $file=shift; + my $up_to=shift; unlink($file); my $dir=dirname($file); - while (rmdir($dir)) { + while ((! defined $up_to || $dir =~ m{^\Q$up_to\E\/}) && rmdir($dir)) { $dir=dirname($dir); } } @@ -286,9 +289,22 @@ sub srcdir_check () { } -sub find_src_files () { +# Finds all files in the srcdir, and the underlaydirs. +# Returns the files, and their corresponding pages. +# +# When run in only_underlay mode, adds only the underlay files to +# the files and pages passed in. +sub find_src_files (;$$$) { + my $only_underlay=shift; my @files; + if (defined $_[0]) { + @files=@{shift()}; + } my %pages; + if (defined $_[0]) { + %pages=%{shift()}; + } + eval q{use File::Find}; error($@) if $@; @@ -296,6 +312,8 @@ sub find_src_files () { die $@ if $@; my $origdir=getcwd(); my $abssrcdir=Cwd::abs_path($config{srcdir}); + + @IkiWiki::underlayfiles=(); my ($page, $underlay); my $helper=sub { @@ -322,6 +340,7 @@ sub find_src_files () { if (! -l "$abssrcdir/$f" && ! -e _) { if (! $pages{$page}) { push @files, $f; + push @IkiWiki::underlayfiles, $f; $pages{$page}=1; } } @@ -335,12 +354,14 @@ sub find_src_files () { } }; - chdir($config{srcdir}) || die "chdir $config{srcdir}: $!"; - find({ - no_chdir => 1, - wanted => $helper, - }, '.'); - chdir($origdir) || die "chdir $origdir: $!"; + unless ($only_underlay) { + chdir($config{srcdir}) || die "chdir $config{srcdir}: $!"; + find({ + no_chdir => 1, + wanted => $helper, + }, '.'); + chdir($origdir) || die "chdir $origdir: $!"; + } $underlay=1; foreach (@{$config{underlaydirs}}, $config{underlaydir}) { @@ -356,6 +377,50 @@ sub find_src_files () { return \@files, \%pages; } +# Given a hash of files that have changed, and a hash of files that were +# deleted, should return the same results as find_src_files, with the same +# sanity checks. But a lot faster! +sub process_changed_files ($$) { + my $changed_raw=shift; + my $deleted_raw=shift; + + my @files; + my %pages; + + foreach my $file (keys %$changed_raw) { + my $page = pagename($file); + next if ! exists $pagesources{$page} && file_pruned($file); + my ($f) = $file =~ /$config{wiki_file_regexp}/; # untaint + if (! defined $f) { + warn(sprintf(gettext("skipping bad filename %s"), $file)."\n"); + next; + } + push @files, $f; + if ($pages{$page}) { + debug(sprintf(gettext("%s has multiple possible source pages"), $page)); + } + $pages{$page}=1; + } + + # So far, we only have the changed files. Now add in all the old + # files that were not changed or deleted, excluding ones that came + # from the underlay. + my %old_underlay; + foreach my $f (@IkiWiki::underlayfiles) { + $old_underlay{$f}=1; + } + foreach my $page (keys %pagesources) { + my $f=$pagesources{$page}; + unless ($old_underlay{$f} || exists $pages{$page} || exists $deleted_raw->{$f}) { + $pages{$page}=1; + push @files, $f; + } + } + + # add in the underlay + find_src_files(1, \@files, \%pages); +} + sub find_new_files ($) { my $files=shift; my @new; @@ -408,7 +473,8 @@ sub find_new_files ($) { } $pagecase{lc $page}=$page; if (! exists $pagectime{$page}) { - $pagectime{$page}=(srcfile_stat($file))[10]; + my $ctime=(srcfile_stat($file, 1))[10]; + $pagectime{$page}=$ctime if defined $ctime; } } } @@ -447,7 +513,7 @@ sub remove_del (@) { } foreach my $old (@{$oldrenderedfiles{$page}}) { - prune($config{destdir}."/".$old); + prune($config{destdir}."/".$old, $config{destdir}); } foreach my $source (keys %destsources) { @@ -468,10 +534,11 @@ sub find_changed ($) { my @internal_changed; foreach my $file (@$files) { my $page=pagename($file); - my ($srcfile, @stat)=srcfile_stat($file); - if (! exists $pagemtime{$page} || - $stat[9] > $pagemtime{$page} || - $forcerebuild{$page}) { + my ($srcfile, @stat)=srcfile_stat($file, 1); + if (defined $srcfile && + (! exists $pagemtime{$page} || + $stat[9] > $pagemtime{$page} || + $forcerebuild{$page})) { $pagemtime{$page}=$stat[9]; if (isinternal($page)) { @@ -537,7 +604,7 @@ sub remove_unrendered () { 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}."/".$file); + prune($config{destdir}."/".$file, $config{destdir}); } } } @@ -761,17 +828,42 @@ sub gen_autofile ($$$) { return 1; } - sub refresh () { + $phase = PHASE_SCAN; + srcdir_check(); run_hooks(refresh => sub { shift->() }); - my ($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); + my ($files, $pages, $new, $internal_new, $del, $internal_del, $changed, $internal_changed); + my $want_find_changes=$config{only_committed_changes} && + exists $IkiWiki::hooks{rcs}{rcs_find_changes} && + exists $IkiWiki::hooks{rcs}{rcs_get_current_rev}; + if (! $config{rebuild} && $want_find_changes && defined $IkiWiki::lastrev && length $IkiWiki::lastrev) { + my ($changed_raw, $del_raw); + ($changed_raw, $del_raw, $IkiWiki::lastrev) = $IkiWiki::hooks{rcs}{rcs_find_changes}{call}->($IkiWiki::lastrev); + ($files, $pages)=process_changed_files($changed_raw, $del_raw); + } + else { + ($files, $pages)=find_src_files(); + } + if ($want_find_changes) { + if (! defined($IkiWiki::lastrev) || ! length $IkiWiki::lastrev) { + $IkiWiki::lastrev=$IkiWiki::hooks{rcs}{rcs_get_current_rev}{call}->(); + } + } + ($new, $internal_new)=find_new_files($files); + ($del, $internal_del)=find_del_files($pages); + ($changed, $internal_changed)=find_changed($files); + my %existingfiles; run_hooks(needsbuild => sub { my $ret=shift->($changed, [@$del, @$internal_del]); - $changed=$ret if ref $ret eq 'ARRAY'; + if (ref $ret eq 'ARRAY' && $ret != $changed) { + if (! %existingfiles) { + foreach my $f (@$files) { + $existingfiles{$f}=1; + } + } + @$changed=grep $existingfiles{$_}, @$ret; + } }); my $oldlink_targets=calculate_old_links($changed, $del); @@ -790,7 +882,13 @@ sub refresh () { } calculate_links(); - + + # At this point it becomes OK to start matching pagespecs. + $phase = PHASE_RENDER; + # Save some memory: we no longer need to keep track of which pages + # we've scanned + %scanned = (); + remove_del(@$del, @$internal_del); foreach my $file (@$changed) { @@ -829,8 +927,13 @@ sub refresh () { run_hooks(delete => sub { shift->(@$del, @$internal_del) }); } if (%rendered) { - run_hooks(change => sub { shift->(keys %rendered) }); + run_hooks(rendered => sub { shift->(keys %rendered) }); + run_hooks(change => sub { shift->(keys %rendered) }); # back-compat } + my %all_changed = map { $_ => 1 } + @$new, @$changed, @$del, + @$internal_new, @$internal_changed, @$internal_del; + run_hooks(changes => sub { shift->(keys %all_changed) }); } sub clean_rendered { @@ -839,7 +942,7 @@ sub clean_rendered { remove_unrendered(); foreach my $page (keys %oldrenderedfiles) { foreach my $file (@{$oldrenderedfiles{$page}}) { - prune($config{destdir}."/".$file); + prune($config{destdir}."/".$file, $config{destdir}); } } } @@ -849,6 +952,10 @@ sub commandline_render () { loadindex(); unlockwiki(); + # This function behaves as though it's in the render phase; + # all other files are assumed to have been scanned last time. + $phase = PHASE_RENDER; + my $srcfile=possibly_foolish_untaint($config{render}); my $file=$srcfile; $file=~s/\Q$config{srcdir}\E\/?//;