Add a script to pull Glide forward.

Change-Id: I38026c73b823e1e717b40e2e4fdd66fd992df250

1 files changed, 79 insertions, 0 deletions

diff --git a/update_files.sh b/update_files.sh
new file mode 100755
index 00000000..75007997
--- /dev/null
+++ b/update_files.sh
@@ -0,0 +1,79 @@
+#!/bin/bash -e
+# Pulls down the latest version of Glide from the master branch, merges it with
+# the existing version of Glide, and removes unneeded tests, source
+# directories, scripts, and build files.
+#
+# Make sure ANDROID_BRANCH_NAME matches the current branch name, then:
+#
+# Usage: ./update_files.sh [glide_brach_name|glide_tag_name|glide_commit]
+#
+# WARNING: This script will rm -rf files in the directory in
+# which it is run!
+
+ANDROID_BRANCH_NAME=ub-camera-haleakala
+
+# Validate that we were given something to checkout from Glide's remote.
+if [ $# -ne 1 ]
+then
+  echo "Usage: ./update_files.sh [glide_brach_name|glide_tag_name|glide_commit]"
+  exit 1
+fi
+
+GLIDE_BRANCH=$1
+
+# We may have already added bump's remote.
+if ! git remote | grep bump > /dev/null;
+then
+  git remote add bump https://github.com/bumptech/glide.git
+fi
+
+# Validate that the thing we were given to checkout exists and fetch it if it
+# does.
+git fetch bump ${GLIDE_BRANCH} || exit 1
+
+# Remove the existing disk cache source so it doesn't conflict with Glide's
+# submodule.
+rm -rf third_party/disklrucache
+
+# Switch to the branch in Android we want to update and merge.
+git checkout ${ANDROID_BRANCH_NAME}
+git merge bump/master || true
+
+# Remove source directories we don't care about.
+git rm -rf samples || true
+git rm -rf integration || true
+git rm -rf static || true
+git rm -rf glide || true
+
+# Remove test directories we don't care about.
+git rm -rf library/src/androidTest || true
+git rm -rf third_party/gif_decoder/src/androidTest || true
+git rm -rf third_party/gif_encoder/src/androidTest || true
+
+# Special case disklrucache because it's a submodule that we can't keep with
+# repo.
+git submodule deinit third_party/disklrucache
+git rm -rf third_party/disklrucache
+rm -rf third_party/disklrucache
+
+# Clone outside of the normal path to avoid conflicts with the submodule.
+REMOTE_DISK_PATH=third_party/remote_disklrucache
+git clone https://github.com/sjudd/disklrucache $REMOTE_DISK_PATH
+# Remove tests we don't care about.
+rm -rf $REMOTE_DISK_PATH/src/test
+# Remove git related things to avoid re-adding a submodule.
+rm -rf $REMOTE_DISK_PATH/.git
+rm -rf $REMOTE_DISK_PATH/.gitmodule
+# Copy the safe source only code back into the appropriate path.
+mv $REMOTE_DISK_PATH third_party/disklrucache
+git add third_party/disklrucache
+
+# Remove build/static analysis related files we don't care about.
+find . -name "*gradle*" | xargs git rm -rf
+find . -name "*checkstyle*.xml" | xargs git rm -rf
+find . -name "*pmd*.xml" | xargs git rm -rf
+find . -name "*findbugs*.xml" | xargs git rm -rf
+
+GIT_SHA=$(git rev-parse bump/master)
+echo "Merged bump/master at ${GIT_SHA}"
+echo "Now fix any merge conflicts, commit, and run: git push goog ${ANDROID_BRANCH_NAME}"