Merge branch 'master' into debian-jessie-backports

[git.ikiwiki.info.git] / IkiWiki / Plugin / trail.pm

diff --git a/IkiWiki/Plugin/trail.pm b/IkiWiki/Plugin/trail.pm
index 34a2ca5b681f3a81f985cf0ec5fbad363b1abc46..476db4dcb90130ce895c9480300ac84e12c482b1 100644 (file)
--- a/IkiWiki/Plugin/trail.pm
+++ b/IkiWiki/Plugin/trail.pm
@@ -62,12 +62,20 @@ sub getsetup () {
                },
 }
 
                },
 }
 

+# Cache of pages' old titles, so we can tell whether they changed
+my %old_trail_titles;
+

 sub needsbuild (@) {
        my $needsbuild=shift;
 sub needsbuild (@) {
        my $needsbuild=shift;

+

        foreach my $page (keys %pagestate) {
                if (exists $pagestate{$page}{trail}) {
                        if (exists $pagesources{$page} &&
                            grep { $_ eq $pagesources{$page} } @$needsbuild) {
        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
                                # Remove state, it will be re-added
                                # if the preprocessor directive is still
                                # there during the rebuild. {item} is the


@@ -78,6 +86,7 @@ sub needsbuild (@) {
                        }
                }
        }
                        }
                }
        }

+

        return $needsbuild;
 }
 
        return $needsbuild;
 }
 


@@ -230,6 +239,12 @@ sub trails_differ {
                if (! exists $new->{$trail}) {
                        return 1;
                }
                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 $old_p;
                my ($old_p, $old_n) = @{$old->{$trail}};
                my ($new_p, $new_n) = @{$new->{$trail}};
                $old_p = "" unless defined $old_p;


@@ -239,9 +254,20 @@ sub trails_differ {
                if ($old_p ne $new_p) {
                        return 1;
                }
                if ($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 $new_n) {
                        return 1;
                }
                if ($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) {
        }
 
        foreach my $trail (keys %$new) {


@@ -293,10 +319,9 @@ sub prerender {
                }
 
                if (defined $pagestate{$trail}{trail}{sort}) {
                }
 
                if (defined $pagestate{$trail}{trail}{sort}) {

-                       # re-sort
-                       @$members = pagespec_match_list($trail, 'internal(*)',
-                               list => $members,
-                               sort => $pagestate{$trail}{trail}{sort});
+                       @$members = IkiWiki::sort_pages(
+                               $pagestate{$trail}{trail}{sort},
+                               $members);

                }
 
                if (IkiWiki::yesno $pagestate{$trail}{trail}{reverse}) {
                }
 
                if (IkiWiki::yesno $pagestate{$trail}{trail}{reverse}) {


@@ -318,8 +343,6 @@ sub prerender {
                        $prev = $members->[$i - 1] if $i > 0;
                        my $next = $members->[$i + 1];
 
                        $prev = $members->[$i - 1] if $i > 0;
                        my $next = $members->[$i + 1];
 

-                       add_depends($member, $trail);
-

                        $member_to_trails{$member}{$trail} = [$prev, $next];
                }
 
                        $member_to_trails{$member}{$trail} = [$prev, $next];
                }
 


@@ -335,7 +358,7 @@ sub prerender {
                if (exists $pagestate{$member}{trail}{item} &&
                        ! exists $member_to_trails{$member}) {
                        $rebuild_trail_members{$member} = 1;
                if (exists $pagestate{$member}{trail}{item} &&
                        ! exists $member_to_trails{$member}) {
                        $rebuild_trail_members{$member} = 1;

-                       delete $pagestate{$member}{trailitem};
+                       delete $pagestate{$member}{trail}{item};

                }
        }
 
                }
        }
 


@@ -359,6 +382,12 @@ sub prerender {
 sub build_affected {
        my %affected;
 
 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);
        }
        foreach my $member (keys %rebuild_trail_members) {
                $affected{$member} = sprintf(gettext("building %s, its previous or next page has changed"), $member);
        }


@@ -381,6 +410,8 @@ sub pagetemplate (@) {
        my $page = $params{page};
        my $template = $params{template};
 
        my $page = $params{page};
        my $template = $params{template};
 

+       return unless length $page;
+

        if ($template->query(name => 'trails') && ! $recursive) {
                prerender();
 
        if ($template->query(name => 'trails') && ! $recursive) {
                prerender();
 


@@ -406,13 +437,11 @@ sub pagetemplate (@) {
                        my ($prevurl, $nexturl, $prevtitle, $nexttitle);
 
                        if (defined $prev) {
                        my ($prevurl, $nexturl, $prevtitle, $nexttitle);
 
                        if (defined $prev) {

-                               add_depends($params{destpage}, $prev);

                                $prevurl = urlto($prev, $page);
                                $prevtitle = title_of($prev);
                        }
 
                        if (defined $next) {
                                $prevurl = urlto($prev, $page);
                                $prevtitle = title_of($prev);
                        }
 
                        if (defined $next) {

-                               add_depends($params{destpage}, $next);

                                $nexturl = urlto($next, $page);
                                $nexttitle = title_of($next);
                        }
                                $nexturl = urlto($next, $page);
                                $nexttitle = title_of($next);
                        }