Improve error handling for failed image download

2 files changed, 11 insertions, 1 deletions

diff --git a/lib/utils/fs.js b/lib/utils/fs.js
index 98a3a87..176a215 100644
--- a/lib/utils/fs.js
+++ b/lib/utils/fs.js
@@ -64,6 +64,10 @@ function writeStream(filename, st) {
         d.reject(err);
     });
 
+    st.on('error', function(err) {
+        d.reject(err);
+    });
+
     st.pipe(wstream);
 
     return d.promise;
diff --git a/lib/utils/page.js b/lib/utils/page.js
index f24013f..fde2eaa 100644
--- a/lib/utils/page.js
+++ b/lib/utils/page.js
@@ -285,7 +285,13 @@ function convertImages(images, options) {
                 if (!image.origin && !_.contains(downloaded, image.origin)) return;
                 options.book.log.debug("download image", image.origin, "...");
                 downloaded.push(image.origin);
-                return options.book.log.debug.promise(fs.writeStream(imgin, request(image.origin)));
+                return options.book.log.debug.promise(fs.writeStream(imgin, request(image.origin)))
+                .fail(function(err) {
+                    if (!_.isError(err)) err = new Error(err);
+
+                    err.message = 'Fail downloading '+image.origin+': '+err.message;
+                    throw err;
+                });
             })
 
             // Write svg if content