},
}
+# Cache of pages' old titles, so we can tell whether they changed
+my %old_trail_titles;
+
sub needsbuild (@) {
my $needsbuild=shift;
+
foreach my $page (keys %pagestate) {
if (exists $pagestate{$page}{trail}) {
if (exists $pagesources{$page} &&
grep { $_ eq $pagesources{$page} } @$needsbuild) {
+ # Remember its title, so we can know whether
+ # it changed.
+ $old_trail_titles{$page} = title_of($page);
+
# Remove state, it will be re-added
# if the preprocessor directive is still
# there during the rebuild. {item} is the
}
}
}
+
return $needsbuild;
}
if (! exists $new->{$trail}) {
return 1;
}
+
+ if (exists $old_trail_titles{$trail} &&
+ title_of($trail) ne $old_trail_titles{$trail}) {
+ return 1;
+ }
+
my ($old_p, $old_n) = @{$old->{$trail}};
my ($new_p, $new_n) = @{$new->{$trail}};
$old_p = "" unless defined $old_p;
if ($old_p ne $new_p) {
return 1;
}
+
+ if (exists $old_trail_titles{$old_p} &&
+ title_of($old_p) ne $old_trail_titles{$old_p}) {
+ return 1;
+ }
+
if ($old_n ne $new_n) {
return 1;
}
+
+ if (exists $old_trail_titles{$old_n} &&
+ title_of($old_n) ne $old_trail_titles{$old_n}) {
+ return 1;
+ }
}
foreach my $trail (keys %$new) {
$prev = $members->[$i - 1] if $i > 0;
my $next = $members->[$i + 1];
- add_depends($member, $trail, deptype("presence"));
-
$member_to_trails{$member}{$trail} = [$prev, $next];
}
sub build_affected {
my %affected;
+ # In principle we might not have done this yet, although in practice
+ # at least the trail itself has probably changed, and its template
+ # almost certainly contains TRAILS or TRAILLOOP, triggering our
+ # prerender as a side-effect.
+ prerender();
+
foreach my $member (keys %rebuild_trail_members) {
$affected{$member} = sprintf(gettext("building %s, its previous or next page has changed"), $member);
}
my ($prevurl, $nexturl, $prevtitle, $nexttitle);
if (defined $prev) {
- add_depends($params{destpage}, $prev, deptype("presence"));
$prevurl = urlto($prev, $page);
$prevtitle = title_of($prev);
}
if (defined $next) {
- add_depends($params{destpage}, $next, deptype("presence"));
$nexturl = urlto($next, $page);
$nexttitle = title_of($next);
}
sub check_no_trail {
my $file=shift;
- my $trailname=shift;
+ my $trailname=shift || qr/\w+/;
my $blob=readfile("t/tmp/out/$file");
my ($trailline)=$blob=~/^trail=$trailname\s+(.*)$/m;
$trailline="" unless defined $trailline;
- ok($trailline !~ /^trail=$trailname\s+/, "no $trailname in $file");
+ ok($trailline !~ /^trail=$trailname\s+/, "no trail $trailname in $file");
}
my $blob;
'[[!trailitems pagenames="sorting/beginning sorting/middle sorting/end"]] ' .
'[[!inline pages="sorting/old or sorting/ancient or sorting/new" trail="yes"]] ' .
'[[!traillink linked2]]');
+write_old_file("limited/a.mdwn", "a");
+write_old_file("limited/b.mdwn", "b");
+write_old_file("limited/c.mdwn", "c");
+write_old_file("limited/d.mdwn", "d");
+write_old_file("limited.mdwn",
+ '[[!inline pages="limited/*" trail="yes" show=2 sort=title]]');
+write_old_file("untrail/a.mdwn", "a");
+write_old_file("untrail/b.mdwn", "b");
+write_old_file("untrail.mdwn", "[[!traillink a]] [[!traillink b]]");
+write_old_file("retitled/a.mdwn", "a");
+write_old_file("retitled.mdwn",
+ '[[!meta title="the old title"]][[!traillink a]]');
write_old_file("meme.mdwn", <<EOF
[[!trail]]
check_trail("sorting/ancient.html", "n=sorting/linked2 p=sorting/old");
check_trail("sorting/linked2.html", "n= p=sorting/ancient");
+# If the inline has a limited number of pages, the trail still contains
+# everything.
+$blob = readfile("t/tmp/out/limited.html");
+ok($blob =~ /<a href="(\.\/)?limited\/a.html">a<\/a>/m);
+ok($blob =~ /<a href="(\.\/)?limited\/b.html">b<\/a>/m);
+ok($blob !~ /<a href="(\.\/)?limited\/c.html">/m);
+ok($blob !~ /<a href="(\.\/)?limited\/d.html">/m);
+check_trail("limited/a.html", "n=limited/b p=");
+check_trail("limited/b.html", "n=limited/c p=limited/a");
+check_trail("limited/c.html", "n=limited/d p=limited/b");
+check_trail("limited/d.html", "n= p=limited/c");
+
+check_trail("untrail/a.html", "n=untrail/b p=");
+check_trail("untrail/b.html", "n= p=untrail/a");
+
+$blob = readfile("t/tmp/out/retitled/a.html");
+ok($blob =~ /\^ the old title \^/m);
+
# Make some changes and refresh. These writefile calls don't set an
# old mtime, so they're strictly newer than the "old" files.
readfile("t/tmp/in/sorting.mdwn") .
'[[!trailoptions sort="title" reverse="yes"]]');
+writefile("retitled.mdwn", "t/tmp/in",
+ '[[!meta title="the new title"]][[!traillink a]]');
+
+# If the inline has a limited number of pages, the trail still depends on
+# everything.
+writefile("limited.html", "t/tmp/out", "[this gets rebuilt]");
+writefile("limited/c.mdwn", "t/tmp/in", '[[!meta title="New C page"]]c');
+
+writefile("untrail.mdwn", "t/tmp/in", "no longer a trail");
+
ok(! system("$command -refresh"));
check_trail("add/a.html", "n=add/b p=");
check_trail("sorting/ancient.html", "n=sorting/z/a p=sorting/a/b");
check_trail("sorting/z/a.html", "n= p=sorting/ancient");
+# If the inline has a limited number of pages, the trail still depends on
+# everything, so it gets rebuilt even though it doesn't strictly need it.
+# This means we could use it as a way to recompute the order of members
+# and the contents of their trail navbars, allowing us to fix the regression
+# described in [[bugs/trail excess dependencies]] without a full content
+# dependency.
+$blob = readfile("t/tmp/out/limited.html");
+ok($blob =~ /<a href="(\.\/)?limited\/a.html">a<\/a>/m);
+ok($blob =~ /<a href="(\.\/)?limited\/b.html">b<\/a>/m);
+ok($blob !~ /<a href="(\.\/)?limited\/c.html">/m);
+ok($blob !~ /<a href="(\.\/)?limited\/d.html">/m);
+check_trail("limited/a.html", "n=limited/b p=");
+check_trail("limited/b.html", "n=limited/c p=limited/a");
+check_trail("limited/c.html", "n=limited/d p=limited/b");
+check_trail("limited/d.html", "n= p=limited/c");
+# Also, b and d should pick up the change to c. This regressed with the
+# change to using a presence dependency.
+$blob = readfile("t/tmp/out/limited/b.html");
+ok($blob =~ /New C page >/m);
+$blob = readfile("t/tmp/out/limited/d.html");
+ok($blob =~ /< New C page/m);
+
+# Members of a retitled trail should pick up that change.
+# This regressed with the change to using a presence dependency.
+$blob = readfile("t/tmp/out/retitled/a.html");
+ok($blob =~ /\^ the new title \^/m);
+
+# untrail is no longer a trail, so these are no longer in it.
+check_no_trail("untrail/a.html");
+check_no_trail("untrail/b.html");
+
ok(! system("rm -rf t/tmp"));