3 files changed, 12 insertions, 0 deletions
diff --git a/git-arr b/git-arr
index f559af4..d3f1151 100755
--- a/git-arr
+++ b/git-arr
@@ -187,6 +187,7 @@ def with_utils(f):
         'markdown_blob': utils.markdown_blob,
         'can_embed_image': utils.can_embed_image,
         'embed_image_blob': utils.embed_image_blob,
+        'is_binary': utils.is_binary,
         'abort': bottle.abort,
         'smstr': git.smstr,
     }
diff --git a/utils.py b/utils.py
index a68836f..5bea961 100644
--- a/utils.py
+++ b/utils.py
@@ -103,3 +103,6 @@ def embed_image_blob(fname, image_data):
     return '<img style="max-width:100%;" src="data:{0};base64,{1}" />'.format( \
                                     mimetype, base64.b64encode(image_data))
 
+def is_binary(s):
+    # Git considers a blob binary if NUL in first ~8KB, so do the same.
+    return '\0' in s[:8192]
diff --git a/views/blob.html b/views/blob.html
index 1849260..4526c99 100644
--- a/views/blob.html
+++ b/views/blob.html
@@ -41,6 +41,14 @@
 
 % if can_embed_image(repo, fname.unicode):
 {{!embed_image_blob(fname.raw, blob.raw_content)}}
+% elif is_binary(blob.raw_content):
+<table class="nice">
+    <tr>
+        <td>
+            binary &mdash; {{'{:,}'.format(len(blob.raw_content))}} bytes
+        </td>
+    </tr>
+</table>
 % elif can_markdown(repo, fname.unicode):
 {{!markdown_blob(blob.utf8_content)}}
 % elif can_colorize(blob.utf8_content):