Add conversion of svg to png for assets inliner

1 files changed, 19 insertions, 2 deletions

diff --git a/lib/page/html.js b/lib/page/html.js
index 948462a..255bf48 100644
--- a/lib/page/html.js
+++ b/lib/page/html.js
@@ -19,11 +19,12 @@ function HTMLPipeline(htmlString, opts) {
     _.bindAll(this);
 
     this.opts = _.defaults(opts || {}, {
-        convertImages: true,
-
         // Calcul new href for a relative link
         onRelativeLink: _.identity,
 
+        // Output an image
+        onImage: _.identity,
+
         // Output a svg, if returns null the svg is kept inlined
         onOutputSVG: _.constant(null)
     });
@@ -56,7 +57,22 @@ HTMLPipeline.prototype.normalizeLinks = function() {
             // External links
             $a.attr('target', '_blank');
         }
+    });
+};
+
+// Normalize images
+HTMLPipeline.prototype.normalizeImages = function() {
+    var that = this;
+
+    var $imgs = this.$('img');
+
+    return Promise.serie($imgs, function(img) {
+        var $img = that.$(img);
 
+        return Promise(that.opts.onImage($img.attr('src')))
+        .then(function(filename) {
+            $img.attr('src', filename);
+        });
     });
 };
 
@@ -101,6 +117,7 @@ HTMLPipeline.prototype.output = function() {
 
     return Promise()
     .then(this.normalizeLinks)
+    .then(this.normalizeImages)
     .then(this.addHeadingIDs)
     .then(this.outlineSVG)
     .then(function() {