From cfbc6c30a765247c71254a2ee34fd8c874ab94e6 Mon Sep 17 00:00:00 2001
From: Tim Ward <timothyjward@apache.org>
Date: Tue, 25 Oct 2022 12:29:05 +0200
Subject: [PATCH 1/3] Allow users to set working directory

In some cases validation is needed for a single path within the repository. It should be possible to select that path using a variable such as `REPOSITORY_PATH`
---
 entrypoint.sh | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/entrypoint.sh b/entrypoint.sh
index 5a33899..0fec4f0 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -145,6 +145,11 @@ getChangedFiles() {
 echo "eclint version: $(eclint --version)"
 configureGit
 
+if [ -n "${REPOSITORY_PATH+set}" ]; then
+  echo "Changing directory to $REPOSITORY_PATH"
+  cd "$REPOSITORY_PATH"
+fi
+
 echo "Looking for .editorconfig file in current directory or parents..."
 findInCwdOrParent .editorconfig
 

From 37d7e90a88a377178a6b0be52bbe1bb89fe405dd Mon Sep 17 00:00:00 2001
From: Tim Ward <timothyjward@apache.org>
Date: Tue, 25 Oct 2022 17:02:53 +0200
Subject: [PATCH 2/3] Fix possible file ownership problems

The container validating the editor config may have a different user - this can be fixed up by setting `ADD_SAFE_DIRECTORY` to `true`
---
 entrypoint.sh | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/entrypoint.sh b/entrypoint.sh
index 0fec4f0..b1bde7d 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -28,6 +28,11 @@ findInCwdOrParent() {
 configureGit() {
   # This should be the default but it's important that it's set correctly
   git config --global core.quotePath true
+  
+  if [[ "${ADD_SAFE_DIRECTORY:-false}" = [Tt]rue ]]; then
+    # This prevents errors due to different file ownership from outside the container
+    git config --global --add safe.directory $PWD
+  fi
 }
 
 getEventByPath() {

From 768a1461d2229eb28f1af69d60abb64ca79d4b2e Mon Sep 17 00:00:00 2001
From: Tim Ward <timothyjward@apache.org>
Date: Thu, 27 Oct 2022 15:04:57 +0200
Subject: [PATCH 3/3] Find files relative to REPOSITORY_PATH

Update the file search to work relative to the working directory, not the root of the repository

Signed-off-by: Tim Ward <timothyjward@apache.org>
---
 entrypoint.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/entrypoint.sh b/entrypoint.sh
index b1bde7d..060d4ab 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -126,7 +126,7 @@ getChangedFiles() {
       else
         echo "File \`$line\` was moved or deleted."
       fi
-    done < <(git diff --name-only "${HEAD_COMMIT}..${BASE_COMMIT}")
+    done < <(git diff --name-only --relative "${HEAD_COMMIT}..${BASE_COMMIT}" -- .)
   elif $have_last && $have_commits ; then
     echo "Missing starting commit, new repo?"
     # We know that core.quotePath is true