simplifiy

[ikiwiki.git] / IkiWiki / Plugin / rename.pm

diff --git a/IkiWiki/Plugin/rename.pm b/IkiWiki/Plugin/rename.pm
index 41af3ca4d61b2495dc0e69e77da6513a2de07373..09250af8198eae4dfcb9602c1e7b4a1008ca2f5f 100644 (file)
--- a/IkiWiki/Plugin/rename.pm
+++ b/IkiWiki/Plugin/rename.pm
@@ -10,7 +10,7 @@ sub import {
        hook(type => "formbuilder_setup", id => "rename", call => \&formbuilder_setup);
        hook(type => "formbuilder", id => "rename", call => \&formbuilder);
        hook(type => "sessioncgi", id => "rename", call => \&sessioncgi);
-
+       hook(type => "rename", id => "rename", call => \&rename);
 }
 
 sub getsetup () {
@@ -87,6 +87,27 @@ sub check_canrename ($$$$$$) {
                        IkiWiki::Plugin::attachment::check_canattach($session, $dest, $srcfile);
                }
        }
+
+       my $canrename;
+       IkiWiki::run_hooks(canrename => sub {
+               return if defined $canrename;
+               my $ret=shift->(cgi => $q, session => $session,
+                       src => $src, srcfile => $srcfile,
+                       dest => $dest, destfile => $destfile);
+               if (defined $ret) {
+                       if ($ret eq "") {
+                               $canrename=1;
+                       }
+                       elsif (ref $ret eq 'CODE') {
+                               $ret->();
+                               $canrename=0;
+                       }
+                       elsif (defined $ret) {
+                               error($ret);
+                               $canrename=0;
+                       }
+               }
+       });
 }
 
 sub rename_form ($$$) {
@@ -291,27 +312,13 @@ sub sessioncgi ($$) {
                                required => 1,
                        };
 
-                       # See if any subpages need to be renamed.
-                       if ($q->param("subpages") && $src ne $dest) {
-                               foreach my $p (keys %pagesources) {
-                                       next unless $pagesources{$p}=~m/^\Q$src\E\//;
-                                       # If indexpages is enabled, the
-                                       # srcfile should not be confused
-                                       # with a subpage.
-                                       next if $pagesources{$p} eq $srcfile;
-
-                                       my $d=$pagesources{$p};
-                                       $d=~s/^\Q$src\E\//$dest\//;
-                                       push @torename, {
-                                               src => $p,
-                                               srcfile => $pagesources{$p},
-                                               dest => pagename($d),
-                                               destfile => $d,
-                                               required => 0,
-                                       };
-                               }
-                       }
-                       
+                       @torename=rename_hook(
+                               torename => \@torename,
+                               done => {},
+                               cgi => $q,
+                               session => $session,
+                       );
+
                        require IkiWiki::Render;
                        IkiWiki::disable_commit_hook() if $config{rcs};
                        my %origpagesources=%pagesources;
@@ -405,7 +412,40 @@ sub sessioncgi ($$) {
                exit 0;
        }
 }
-                                               
+
+# Add subpages to the list of pages to be renamed, if needed.
+sub rename(@) {
+       my %params = @_;
+
+       my %torename = %{$params{torename}};
+       my $q = $params{cgi};
+       my $src = $torename{src};
+       my $srcfile = $torename{src};
+       my $dest = $torename{dest};
+       my $destfile = $torename{dest};
+
+       return () unless ($q->param("subpages") && $src ne $dest);
+
+       my @ret;
+       foreach my $p (keys %pagesources) {
+               next unless $pagesources{$p}=~m/^\Q$src\E\//;
+               # If indexpages is enabled, the srcfile should not be confused
+               # with a subpage.
+               next if $pagesources{$p} eq $srcfile;
+
+               my $d=$pagesources{$p};
+               $d=~s/^\Q$src\E\//$dest\//;
+               push @ret, {
+                       src => $p,
+                       srcfile => $pagesources{$p},
+                       dest => pagename($d),
+                       destfile => $d,
+                       required => 0,
+               };
+       }
+       return @ret;
+}
+
 sub linklist {
        # generates a list of links in a form suitable for FormBuilder
        my $dest=shift;
@@ -437,7 +477,42 @@ sub renamepage_hook ($$$$) {
 
        return $content;
 }
-                       
+
+sub rename_hook (@) {
+       my %params = @_;
+
+       my @torename=@{$params{torename}};
+       my %done=%{$params{done}};
+       my $q=$params{cgi};
+       my $session=$params{session};
+
+       return () unless @torename;
+
+       my @nextset;
+       foreach my $torename (@torename) {
+               unless (exists $done{$torename->{src}} && $done{$torename->{src}}) {
+                       IkiWiki::run_hooks(rename => sub {
+                               push @nextset, shift->(
+                                       torename => $torename,
+                                       cgi => $q,
+                                       session => $session,
+                               );
+                       });
+                       $done{$torename->{src}}=1;
+               }
+       }
+       push @torename, rename_hook(
+               torename => \@nextset,
+               done => \%done,
+               cgi => $q,
+               session => $session,
+       );
+
+       # dedup
+       my %seen;
+       return grep { ! $seen{$_->{src}}++ } @torename;
+}
+
 sub do_rename ($$$) {
        my $rename=shift;
        my $q=shift;
@@ -457,7 +532,7 @@ sub do_rename ($$$) {
                IkiWiki::rcs_rename($rename->{srcfile}, $rename->{destfile});
        }
        else {
-               if (! rename($config{srcdir}."/".$rename->{srcfile},
+               if (! CORE::rename($config{srcdir}."/".$rename->{srcfile},
                             $config{srcdir}."/".$rename->{destfile})) {
                        error("rename: $!");
                }