From a000eda4e4308770de245710251dbdd1cad12a5a Mon Sep 17 00:00:00 2001
From: Felix Ableitner <me@nutomic.com>
Date: Tue, 14 Oct 2014 15:02:50 +0300
Subject: [PATCH] Set `lenientMtimes` option on all folders (fixes #146).

See syncthing/syncthing#831.
---
 .../syncthing/SyncthingService.java           |  2 ++
 .../syncthingandroid/util/ConfigXml.java      | 33 +++++++++++++++++++
 2 files changed, 35 insertions(+)

diff --git a/src/main/java/com/nutomic/syncthingandroid/syncthing/SyncthingService.java b/src/main/java/com/nutomic/syncthingandroid/syncthing/SyncthingService.java
index f4bdbf75..b4791869 100644
--- a/src/main/java/com/nutomic/syncthingandroid/syncthing/SyncthingService.java
+++ b/src/main/java/com/nutomic/syncthingandroid/syncthing/SyncthingService.java
@@ -181,6 +181,8 @@ public class SyncthingService extends Service {
             mApi.shutdown();
 
             Log.i(TAG, "Starting syncthing according to current state and preferences");
+            mConfig = new ConfigXml(SyncthingService.this);
+            mConfig.updateIfNeeded();
             mCurrentState = State.STARTING;
             registerOnWebGuiAvailableListener(mApi);
             new PollWebGuiAvailableTaskImpl().execute(mConfig.getWebGuiUrl());
diff --git a/src/main/java/com/nutomic/syncthingandroid/util/ConfigXml.java b/src/main/java/com/nutomic/syncthingandroid/util/ConfigXml.java
index 07f2eaa6..7730a2cc 100644
--- a/src/main/java/com/nutomic/syncthingandroid/util/ConfigXml.java
+++ b/src/main/java/com/nutomic/syncthingandroid/util/ConfigXml.java
@@ -129,6 +129,10 @@ public class ConfigXml {
                 r.setAttribute("directory", newDir);
                 changed = true;
             }
+
+            if (applyLenientMTimes(r)) {
+                changed = true;
+            }
         }
 
         // Change global announce server port to 22026 for syncthing v0.9.0.
@@ -143,6 +147,35 @@ public class ConfigXml {
         }
     }
 
+    /**
+     * Set 'lenientMtimes' (see https://github.com/syncthing/syncthing/issues/831) on the
+     * given folder.
+     *
+     * @return True if the XML was changed.
+     */
+    private boolean applyLenientMTimes(Element folder) {
+        NodeList childs = folder.getChildNodes();
+        boolean lenientMTimesSet = false;
+        for (int i = 0; i < childs.getLength(); i++) {
+            if (childs.item(i).getNodeName().equals("lenientMtimes")) {
+                // Already set, do nothing (we assume that it is set to true, because nothing could
+                // change it (no GUI option).
+                lenientMTimesSet = true;
+                break;
+            }
+        }
+
+        // XML tag does not exist, create it.
+        if (!lenientMTimesSet) {
+            Log.i(TAG, "Set 'lenientMtimes' on folder " + folder.getAttribute("id"));
+            Element newElem = mConfig.createElement("lenientMtimes");
+            newElem.setTextContent(Boolean.toString(true));
+            folder.appendChild(newElem);
+            return true;
+        }
+        return false;
+    }
+
     private Element getGuiElement() {
         return (Element) mConfig.getDocumentElement()
                 .getElementsByTagName("gui").item(0);