(no commit message)

[git.ikiwiki.info.git] / IkiWiki / Render.pm

diff --git a/IkiWiki/Render.pm b/IkiWiki/Render.pm
index d5e81f1b9bb5231c1653925072cc13ec8510d069..246c2260d7748e9fe2b3522d73035564e0fb6754 100644 (file)
--- a/IkiWiki/Render.pm
+++ b/IkiWiki/Render.pm
@@ -8,26 +8,31 @@ use IkiWiki;
 use Encode;
 
 my %backlinks;
-my $backlinks_calculated=0;
+our %brokenlinks;
+my $links_calculated=0;
 
-sub calculate_backlinks () {
-       return if $backlinks_calculated;
-       %backlinks=();
+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 && $bestlink ne $page) {
-                               $backlinks{$bestlink}{$page}=1;
+                       if (length $bestlink) {
+                               $backlinks{$bestlink}{$page}=1
+                                       if $bestlink ne $page;
+                       }
+                       else {
+                               push @{$brokenlinks{$link}}, $page;
                        }
                }
        }
-       $backlinks_calculated=1;
+       $links_calculated=1;
 }
 
 sub backlink_pages ($) {
        my $page=shift;
 
-       calculate_backlinks();
+       calculate_links();
 
        return keys %{$backlinks{$page}};
 }
@@ -205,6 +210,7 @@ sub render ($) {
        if (defined $type) {
                my $page=pagename($file);
                delete $depends{$page};
+               delete $depends_simple{$page};
                will_render($page, htmlpage($page), 1);
                return if $type=~/^_/;
                
@@ -219,6 +225,7 @@ sub render ($) {
        }
        else {
                delete $depends{$file};
+               delete $depends_simple{$file};
                will_render($file, $file, 1);
                
                if ($config{hardlink}) {
@@ -416,7 +423,7 @@ sub refresh () {
                debug(sprintf(gettext("scanning %s"), $file));
                scan($file);
        }
-       calculate_backlinks();
+       calculate_links();
        foreach my $file (@needsbuild) {
                debug(sprintf(gettext("building %s"), $file));
                render($file);
@@ -426,6 +433,7 @@ sub refresh () {
                # internal pages are not rendered
                my $page=pagename($file);
                delete $depends{$page};
+               delete $depends_simple{$page};
                foreach my $old (@{$renderedfiles{$page}}) {
                        delete $destsources{$old};
                }
@@ -449,24 +457,47 @@ sub refresh () {
        if (%rendered || @del || @internal) {
                my @changed=(keys %rendered, @del);
 
+               my %lcchanged = map { lc(pagename($_)) => 1 } @changed;
+ 
                # rebuild dependant pages
                foreach my $f (@$files) {
                        next if $rendered{$f};
                        my $p=pagename($f);
-                       if (exists $depends{$p}) {
-                               # only consider internal files
-                               # if the page explicitly depends on such files
-                               foreach my $file (@changed, $depends{$p}=~/internal\(/ ? @internal : ()) {
-                                       next if $f eq $file;
-                                       my $page=pagename($file);
-                                       if (pagespec_match($page, $depends{$p}, location => $p)) {
-                                               debug(sprintf(gettext("building %s, which depends on %s"), $f, $page));
-                                               render($f);
-                                               $rendered{$f}=1;
+                       my $reason = undef;
+
+                       if (exists $depends_simple{$p}) {
+                               foreach my $d (keys %{$depends_simple{$p}}) {
+                                       if (exists $lcchanged{$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;
+
+                                       # only consider internal files
+                                       # if the page explicitly depends
+                                       # on such files
+                                       foreach my $file (@changed, $d =~ /internal\(/ ? @internal : ()) {
+                                               next if $file eq $f;
+                                               my $page=pagename($file);
+                                               if ($sub->($page, location => $p)) {
+                                                       $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,