X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/blobdiff_plain/bf9e8bc900e344e8382c8e96001a74eb2e0b9629..16299dbae894b916e776da3bb6aea2a44c15501a:/IkiWiki/Plugin/img.pm

diff --git a/IkiWiki/Plugin/img.pm b/IkiWiki/Plugin/img.pm
index 8888b3a56..c5b86bad8 100644
--- a/IkiWiki/Plugin/img.pm
+++ b/IkiWiki/Plugin/img.pm
@@ -5,12 +5,12 @@ package IkiWiki::Plugin::img;
 
 use warnings;
 use strict;
-use IkiWiki;
+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 +31,15 @@ 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;
+	# optimisation: detect scan mode, and avoid generating the image
+	if (! defined wantarray) {
+		return;
+	}
+
+	my $file = bestlink($params{page}, $image);
 
-	my $dir = IkiWiki::dirname($file);
+	my $dir = $params{destpage};
 	my $base = IkiWiki::basename($file);
 
 	eval q{use Image::Magick};
@@ -51,8 +55,8 @@ sub preprocess (@) { #{{{
 
 		my $outfile = "$config{destdir}/$dir/${w}x${h}-$base";
 		$imglink = "$dir/${w}x${h}-$base";
-				
-		will_render($params{page}, $imglink);
+		
+		will_render($params{destpage}, $imglink);
 
 		if (-e $outfile && (-M srcfile($file) >= -M $outfile)) {
 			$r = $im->Read($outfile);
@@ -63,7 +67,7 @@ sub preprocess (@) { #{{{
 			return "[[img ".sprintf(gettext("failed to read %s: %s"), $file, $r)."]]" if $r;
 
 			$r = $im->Resize(geometry => "${w}x${h}");
-			return "[[img ".sprinftf(gettext("failed to resize: %s"), $r)."]]" if $r;
+			return "[[img ".sprintf(gettext("failed to resize: %s"), $r)."]]" if $r;
 
 			# don't actually write file in preview mode
 			if (! $params{preview}) {
@@ -93,9 +97,32 @@ sub preprocess (@) { #{{{
 		$imgurl="$config{url}/$imglink";
 	}
 
-	return '<a href="'.$fileurl.'"><img src="'.$imgurl.
+	if (! defined($im->Get("width")) || ! defined($im->Get("height"))) {
+		return "[[img ".sprintf(gettext("failed to determine size of image %s"), $file)."]]";
+	}
+
+	my $imgtag='<img src="'.$imgurl.
 		'" alt="'.$alt.'" width="'.$im->Get("width").
-		'" height="'.$im->Get("height").'" /></a>';
+		'" height="'.$im->Get("height").'"'.
+		(exists $params{class} ? ' class="'.$params{class}.'"' : '').
+		(exists $params{id} ? ' id="'.$params{id}.'"' : '').
+		' />';
+
+	if (! defined $params{link} || lc($params{link}) eq 'yes') {
+		return  '<a href="'.$fileurl.'">'.$imgtag.'</a>';
+	}
+	elsif ($params{link} =~ /^\w+:\/\//) {
+		return  '<a href="'.$params{link}.'">'.$imgtag.'</a>';
+	}
+	elsif (length bestlink($params{page}, $params{link})) {
+		add_depends($params{page}, $params{link});
+		return htmllink($params{page}, $params{destpage},
+			$params{link}, linktext => $imgtag,
+			noimageinline => 1);
+	}
+	else {
+		return $imgtag;
+	}
 } #}}}
 
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