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$common_prefix may never get defined

master
joey 2007-09-22 17:55:32 +00:00
parent ae3c65f934
commit a0f55abe07
1 changed files with 4 additions and 2 deletions
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6
IkiWiki/Plugin/map.pm
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@ -45,7 +45,8 @@ sub preprocess (@) { #{{{
}
# Common prefix should not be a page in the map.
while (length $common_prefix && exists $mapitems{$common_prefix}) {
while (defined $common_prefix && length $common_prefix &&
exists $mapitems{$common_prefix}) {
$common_prefix=IkiWiki::dirname($common_prefix);
}
@ -62,7 +63,8 @@ sub preprocess (@) { #{{{
my $openli=0;
my $map = "<div class='map'>\n<ul>\n";
foreach my $item (sort keys %mapitems) {
$item=~s/^\Q$common_prefix\E\/// if length $common_prefix;
$item=~s/^\Q$common_prefix\E\///
if defined $common_prefix && length $common_prefix;
my $depth = ($item =~ tr/\//\//) + 1;
my $baseitem=IkiWiki::dirname($item);
while (length $parent && length $baseitem && $baseitem !~ /^\Q$parent\E(\/|$)/) {