Correctly read assets using input fs when copying

1 files changed, 5 insertions, 4 deletions

diff --git a/lib/output/website/onAsset.js b/lib/output/website/onAsset.js
index 17b6ba7..69dfc4f 100644
--- a/lib/output/website/onAsset.js
+++ b/lib/output/website/onAsset.js
@@ -10,16 +10,17 @@ var fs = require('../../utils/fs');
 function onAsset(output, asset) {
     var book = output.getBook();
     var options = output.getOptions();
+    var bookFS = book.getContentFS();
 
-    var rootFolder = book.getContentRoot();
     var outputFolder = options.get('root');
-
-    var filePath = path.resolve(rootFolder, asset);
     var outputPath = path.resolve(outputFolder, asset);
 
     return fs.ensureFile(outputPath)
     .then(function() {
-        return fs.copy(filePath, outputPath);
+        return bookFS.readAsStream(asset)
+        .then(function(stream) {
+            return fs.writeStream(outputPath, stream);
+        });
     })
     .thenResolve(output);
 }