return @links;
}
+sub find_changed_links (@_) {
+ my %linkchanged;
+ my %linkchangers;
+ foreach my $file (@_) {
+ my $page=pagename($file);
+
+ if (exists $links{$page}) {
+ foreach my $link (map { bestlink($page, $_) } @{$links{$page}}) {
+ if (length $link &&
+ (! exists $oldlinks{$page} ||
+ ! grep { bestlink($page, $_) eq $link } @{$oldlinks{$page}})) {
+ $linkchanged{$link}=1;
+ $linkchangers{lc($page)}=1;
+ }
+ }
+ }
+ if (exists $oldlinks{$page}) {
+ foreach my $link (map { bestlink($page, $_) } @{$oldlinks{$page}}) {
+ if (length $link &&
+ (! exists $links{$page} ||
+ ! grep { bestlink($page, $_) eq $link } @{$links{$page}})) {
+ $linkchanged{$link}=1;
+ $linkchangers{lc($page)}=1;
+ }
+ }
+ }
+ }
+
+ return \%linkchanged, \%linkchangers;
+}
+
sub genpage ($$) {
my $page=shift;
my $content=shift;
if (%rendered || @del || @internal || @internal_change) {
my @changed=(keys %rendered, @del);
- my @exists_changed=(@add, @del);
-
- my %lc_changed = map { lc(pagename($_)) => 1 } @changed;
- my %lc_exists_changed = map { lc(pagename($_)) => 1 } @exists_changed;
-
- # rebuild dependant pages
- foreach my $f (@$files) {
- next if $rendered{$f};
- my $p=pagename($f);
- my $reason = undef;
+ my ($linkchanged, $linkchangers)=find_changed_links(@changed);
- if (exists $depends_simple{$p}) {
- foreach my $d (keys %{$depends_simple{$p}}) {
- if ($depends_simple{$p}{$d} == $IkiWiki::DEPEND_EXISTS) {
- if (exists $lc_exists_changed{$d}) {
+ my $unsettled;
+ do {
+ $unsettled=0;
+ @changed=(keys %rendered, @del);
+ my @exists_changed=(@add, @del);
+
+ my %lc_changed = map { lc(pagename($_)) => 1 } @changed;
+ my %lc_exists_changed = map { lc(pagename($_)) => 1 } @exists_changed;
+
+ # rebuild dependant pages
+ 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;
}
}
- elsif (exists $lc_changed{$d}) {
- $reason = $d;
- last;
- }
}
- }
-
- if (exists $depends{$p} && ! defined $reason) {
- D: foreach my $d (keys %{$depends{$p}}) {
- my $sub=pagespec_translate($d);
- next if $@ || ! defined $sub;
-
- my @candidates;
- if ($depends{$p}{$d} == $IkiWiki::DEPEND_EXISTS) {
- @candidates=@exists_changed;
- }
- else {
- @candidates=@changed;
- }
- # only consider internal files
- # if the page explicitly depends
- # on such files
- if ($d =~ /internal\(/) {
- if ($depends{$p}{$d} == $IkiWiki::DEPEND_EXISTS) {
- push @candidates, @internal;
+
+ if (exists $depends{$p} && ! defined $reason) {
+ D: foreach my $d (keys %{$depends{$p}}) {
+ my $sub=pagespec_translate($d);
+ next if $@ || ! defined $sub;
+
+ # only consider internal files
+ # if the page explicitly depends
+ # on such files
+ my $internal_dep=$d =~ /internal\(/;
+
+ my @candidates;
+ if ($depends{$p}{$d} & $IkiWiki::DEPEND_PRESENCE) {
+ @candidates=@exists_changed;
+ push @candidates, @internal
+ if $internal_dep;
}
- else {
- push @candidates, @internal, @internal_change;
+ if (($depends{$p}{$d} & ($IkiWiki::DEPEND_CONTENT | $IkiWiki::DEPEND_LINKS))) {
+ @candidates=@changed;
+ push @candidates, @internal, @internal_change
+ if $internal_dep;
}
- }
- foreach my $file (@candidates) {
- next if $file eq $f;
- my $page=pagename($file);
- if ($sub->($page, location => $p)) {
- $reason = $page;
- last D;
+ foreach my $file (@candidates) {
+ next if $file eq $f;
+ my $page=pagename($file);
+ if ($sub->($page, location => $p)) {
+ if ($depends{$p}{$d} & $IkiWiki::DEPEND_LINKS) {
+ next unless $linkchangers->{lc($page)};
+ }
+ $reason = $page;
+ last D;
+ }
}
}
}
- }
-
- if (defined $reason) {
- debug(sprintf(gettext("building %s, which depends on %s"), $f, $reason));
- render($f);
- $rendered{$f}=1;
- }
- }
-
- # handle backlinks; if a page has added/removed links,
- # update the pages it links to
- my %linkchanged;
- foreach my $file (@changed) {
- my $page=pagename($file);
-
- if (exists $links{$page}) {
- foreach my $link (map { bestlink($page, $_) } @{$links{$page}}) {
- if (length $link &&
- (! exists $oldlinks{$page} ||
- ! grep { bestlink($page, $_) eq $link } @{$oldlinks{$page}})) {
- $linkchanged{$link}=1;
- }
- }
- }
- if (exists $oldlinks{$page}) {
- foreach my $link (map { bestlink($page, $_) } @{$oldlinks{$page}}) {
- if (length $link &&
- (! exists $links{$page} ||
- ! grep { bestlink($page, $_) eq $link } @{$links{$page}})) {
- $linkchanged{$link}=1;
- }
+
+ if (defined $reason) {
+ debug(sprintf(gettext("building %s, which depends on %s"), $f, $reason));
+ render($f);
+ $rendered{$f}=1;
+ $unsettled=1;
+ last;
}
}
- }
-
- foreach my $link (keys %linkchanged) {
+ } while $unsettled;
+
+ # update backlinks at end
+ foreach my $link (keys %{$linkchanged}) {
my $linkfile=$pagesources{$link};
if (defined $linkfile) {
next if $rendered{$linkfile};
sipb-www / ikiwiki.git / blobdiff