X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/f42215cb65173299bca13cd8bafabdcb9ad2ab2d..07a08122d926ab6b7741c94bc6c0038ffe0113fb:/IkiWiki/Plugin/img.pm

diff --git a/IkiWiki/Plugin/img.pm b/IkiWiki/Plugin/img.pm
index 223b5a11f..eb1b68124 100644
--- a/IkiWiki/Plugin/img.pm
+++ b/IkiWiki/Plugin/img.pm
@@ -19,6 +19,7 @@ sub getsetup () {
 		plugin => {
 			safe => 1,
 			rebuild => undef,
+			section => "widget",
 		},
 }
 
@@ -26,6 +27,10 @@ sub preprocess (@) {
 	my ($image) = $_[0] =~ /$config{wiki_file_regexp}/; # untaint
 	my %params=@_;
 
+	if (! defined $image) {
+		error("bad image filename");
+	}
+
 	if (exists $imgdefaults{$params{page}}) {
 		foreach my $key (keys %{$imgdefaults{$params{page}}}) {
 			if (! exists $params{$key}) {
@@ -34,7 +39,7 @@ sub preprocess (@) {
 		}
 	}
 
-	if (! exists $params{size}) {
+	if (! exists $params{size} || ! length $params{size}) {
 		$params{size}='full';
 	}
 
@@ -44,6 +49,7 @@ sub preprocess (@) {
 	}
 
 	add_link($params{page}, $image);
+	add_depends($params{page}, $image);
 
 	# optimisation: detect scan mode, and avoid generating the image
 	if (! defined wantarray) {
@@ -69,8 +75,6 @@ sub preprocess (@) {
 	my ($dwidth, $dheight);
 
 	if ($params{size} ne 'full') {
-		add_depends($params{page}, $image);
-
 		my ($w, $h) = ($params{size} =~ /^(\d*)x(\d*)$/);
 		error sprintf(gettext('wrong size format "%s" (should be WxH)'), $params{size})
 			unless (defined $w && defined $h &&
@@ -111,16 +115,14 @@ sub preprocess (@) {
 				$im = Image::Magick->new;
 				$r = $im->Read($outfile);
 				error sprintf(gettext("failed to read %s: %s"), $outfile, $r) if $r;
-		
-				$dwidth = $im->Get("width");
-				$dheight = $im->Get("height");
 			}
 			else {
 				($dwidth, $dheight)=($w, $h);
 				$r = $im->Resize(geometry => "${w}x${h}");
 				error sprintf(gettext("failed to resize: %s"), $r) if $r;
 
-				# don't actually write file in preview mode
+				# don't actually write resized file in preview mode;
+				# rely on width and height settings
 				if (! $params{preview}) {
 					my @blob = $im->ImageToBlob();
 					writefile($imglink, $config{destdir}, $blob[0], 1);
@@ -129,6 +131,9 @@ sub preprocess (@) {
 					$imglink = $file;
 				}
 			}
+			
+			$dwidth = $im->Get("width") unless defined $dwidth;
+			$dheight = $im->Get("height") unless defined $dheight;
 		}
 	}
 	else {
@@ -151,35 +156,47 @@ sub preprocess (@) {
 		$imgurl="$config{url}/$imglink";
 	}
 
+	my $attrs='';
+	foreach my $attr (qw{alt title class id hspace vspace}) {
+		if (exists $params{$attr}) {
+			$attrs.=" $attr=\"$params{$attr}\"";
+		}
+	}
+	
 	my $imgtag='<img src="'.$imgurl.
 		'" width="'.$dwidth.
 		'" height="'.$dheight.'"'.
-		(exists $params{alt} ? ' alt="'.$params{alt}.'"' : '').
-		(exists $params{title} ? ' title="'.$params{title}.'"' : '').
-		(exists $params{align} ? ' align="'.$params{align}.'"' : '').
-		(exists $params{class} ? ' class="'.$params{class}.'"' : '').
-		(exists $params{id} ? ' id="'.$params{id}.'"' : '').
+		$attrs.
+		(exists $params{align} && ! exists $params{caption} ? ' align="'.$params{align}.'"' : '').
 		' />';
 
-	if (! defined $params{link} || lc($params{link}) eq 'yes') {
-		$imgtag='<a href="'.$fileurl.'">'.$imgtag.'</a>';
+	my $link;
+	if (! defined $params{link}) {
+		$link=$fileurl;
 	}
 	elsif ($params{link} =~ /^\w+:\/\//) {
-		$imgtag='<a href="'.$params{link}.'">'.$imgtag.'</a>';
+		$link=$params{link};
+	}
+
+	if (defined $link) {
+		$imgtag='<a href="'.$link.'">'.$imgtag.'</a>';
 	}
 	else {
 		my $b = bestlink($params{page}, $params{link});
 	
 		if (length $b) {
-			add_depends($params{page}, $b);
+			add_depends($params{page}, $b, deptype("presence"));
 			$imgtag=htmllink($params{page}, $params{destpage},
 				$params{link}, linktext => $imgtag,
-				noimageinline => 1);
+				noimageinline => 1,
+			);
 		}
 	}
 
 	if (exists $params{caption}) {
-		return '<table class="img">'.
+		return '<table class="img'.
+			(exists $params{align} ? " align-$params{align}" : "").
+			'">'.
 			'<caption>'.$params{caption}.'</caption>'.
 			'<tr><td>'.$imgtag.'</td></tr>'.
 			'</table>';