* Deal better with rebuilds that involve moving files; track and clean up the

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

diff --git a/IkiWiki/Plugin/img.pm b/IkiWiki/Plugin/img.pm
index 7226231a05bd74f01aeeebed3293e60ada885e28..b1c9db80c969055edc59227b5c79d83945b7b911 100644 (file)
--- a/IkiWiki/Plugin/img.pm
+++ b/IkiWiki/Plugin/img.pm
@@ -10,7 +10,7 @@ use IkiWiki 2.00;
 my %imgdefaults;
 
 sub import { #{{{
-       hook(type => "preprocess", id => "img", call => \&preprocess);
+       hook(type => "preprocess", id => "img", call => \&preprocess, scan => 1);
 } #}}}
 
 sub preprocess (@) { #{{{
@@ -31,11 +31,10 @@ sub preprocess (@) { #{{{
                return '';
        }
 
-       add_depends($params{page}, $image);
-       my $file = bestlink($params{page}, $image)
-               || return "[[img ".sprintf(gettext("%s not found"), $image)."]]";
+       push @{$links{$params{page}}}, $image;
+       my $file = bestlink($params{page}, $image);
 
-       my $dir = IkiWiki::dirname($file);
+       my $dir = $params{page};
        my $base = IkiWiki::basename($file);
 
        eval q{use Image::Magick};
@@ -51,7 +50,7 @@ sub preprocess (@) { #{{{
 
                my $outfile = "$config{destdir}/$dir/${w}x${h}-$base";
                $imglink = "$dir/${w}x${h}-$base";
-                               
+               
                will_render($params{page}, $imglink);
 
                if (-e $outfile && (-M srcfile($file) >= -M $outfile)) {
@@ -93,6 +92,10 @@ sub preprocess (@) { #{{{
                $imgurl="$config{url}/$imglink";
        }
 
+       if (! defined($im->Get("width")) || ! defined($im->Get("height"))) {
+               return "[[img ".sprintf(gettext("failed to determine size of image %s"), $file)."]]";
+       }
+
        return '<a href="'.$fileurl.'"><img src="'.$imgurl.
                '" alt="'.$alt.'" width="'.$im->Get("width").
                '" height="'.$im->Get("height").'" /></a>';