git: handle messsages linking to git blobs not present in that specific message

Search parent commits for the linked git object

1 files changed, 20 insertions, 0 deletions

diff --git a/lib/serve.js b/lib/serve.js
index 653a1e0..4089635 100644
--- a/lib/serve.js
+++ b/lib/serve.js
@@ -2426,6 +2426,7 @@ Serve.prototype.gitCommit = function (rev) {
                         + '?msg=' + encodeURIComponent(msg.key))
                         + '&commit=' + rev
                         + '&path=' + encodeURIComponent(file.name)
+                        + '&search=1'
                     }, 'created')
                          : file.hash ?
                     ph('a', {href:
@@ -2434,6 +2435,7 @@ Serve.prototype.gitCommit = function (rev) {
                         + '?msg=' + encodeURIComponent(msg.key))
                         + '&commit=' + rev
                         + '&path=' + encodeURIComponent(file.name)
+                        + '&search=1'
                     }, 'changed')
                          : file.mode ? 'mode changed'
                          : JSON.stringify(file))
@@ -2651,6 +2653,24 @@ Serve.prototype.gitBlob = function (rev) {
     self.respondSink(400)
   )
 
+  if (self.query.search) {
+    return self.app.git.getObjectMsg({
+      obj: rev,
+      headMsgId: self.query.msg,
+    }, function (err, msg) {
+      if (err && err.name === 'BlobNotFoundError')
+        return self.askWantBlobs(err.links)
+      if (err) return pull(
+        pull.once(u.renderError(err).outerHTML),
+        self.wrapPage('git blob ' + rev),
+        self.respondSink(400)
+      )
+      var path = '/git/blob/' + rev
+        + '?msg=' + encodeURIComponent(msg.key)
+      return self.redirect(self.app.render.toUrl(path))
+    })
+  }
+
   self.getMsgDecryptedMaybeOoo(self.query.msg, function (err, msg) {
     if (err) return pull(
       pull.once(u.renderError(err).outerHTML),