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-rw-r--r--IkiWiki/Render.pm111
1 files changed, 62 insertions, 49 deletions
diff --git a/IkiWiki/Render.pm b/IkiWiki/Render.pm
index 324ef24fa..4e8aae3bc 100644
--- a/IkiWiki/Render.pm
+++ b/IkiWiki/Render.pm
@@ -58,6 +58,37 @@ sub backlinks ($) {
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;
@@ -455,10 +486,12 @@ sub refresh () {
}
if (%rendered || @del || @internal || @internal_change) {
- my @changed;
- my $changes;
+ my @changed=(keys %rendered, @del);
+ my ($linkchanged, $linkchangers)=find_changed_links(@changed);
+
+ my $unsettled;
do {
- $changes=0;
+ $unsettled=0;
@changed=(keys %rendered, @del);
my @exists_changed=(@add, @del);
@@ -474,10 +507,14 @@ sub refresh () {
if (exists $depends_simple{$p}) {
foreach my $d (keys %{$depends_simple{$p}}) {
if (($depends_simple{$p}{$d} & $IkiWiki::DEPEND_CONTENT &&
- exists $lc_changed{$d})
+ $lc_changed{$d})
||
($depends_simple{$p}{$d} & $IkiWiki::DEPEND_PRESENCE &&
- exists $lc_exists_changed{$d})) {
+ $lc_exists_changed{$d})
+ ||
+ ($depends_simple{$p}{$d} & $IkiWiki::DEPEND_LINKS &&
+ $linkchangers->{$d})
+ ) {
$reason = $d;
last;
}
@@ -489,29 +526,30 @@ sub refresh () {
my $sub=pagespec_translate($d);
next if $@ || ! defined $sub;
- my @candidates;
- if ($depends{$p}{$d} & $IkiWiki::DEPEND_CONTENT) {
- @candidates=@changed;
- }
- elsif ($depends{$p}{$d} & $IkiWiki::DEPEND_PRESENCE) {
- @candidates=@exists_changed;
- }
# only consider internal files
# if the page explicitly depends
# on such files
- if ($d =~ /internal\(/) {
- if ($depends{$p}{$d} & $IkiWiki::DEPEND_CONTENT) {
- push @candidates, @internal, @internal_change;
- }
- elsif ($depends{$p}{$d} & $IkiWiki::DEPEND_PRESENCE) {
- push @candidates, @internal;
- }
+ my $internal_dep=$d =~ /internal\(/;
+
+ my @candidates;
+ if ($depends{$p}{$d} & $IkiWiki::DEPEND_PRESENCE) {
+ @candidates=@exists_changed;
+ push @candidates, @internal
+ if $internal_dep;
}
-
+ if (($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 => $p)) {
+ if ($depends{$p}{$d} & $IkiWiki::DEPEND_LINKS) {
+ next unless $linkchangers->{lc($page)};
+ }
$reason = $page;
last D;
}
@@ -523,39 +561,14 @@ sub refresh () {
debug(sprintf(gettext("building %s, which depends on %s"), $f, $reason));
render($f);
$rendered{$f}=1;
- $changes++;
+ $unsettled=1;
last;
}
}
- } while $changes;
+ } while $unsettled;
- # 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;
- }
- }
- }
- }
-
- foreach my $link (keys %linkchanged) {
+ # update backlinks at end
+ foreach my $link (keys %{$linkchanged}) {
my $linkfile=$pagesources{$link};
if (defined $linkfile) {
next if $rendered{$linkfile};