From 9a12054e0ebae51c193c609edabe929bcad95ce2 Mon Sep 17 00:00:00 2001
From: Scott Lahteine <sourcetree@thinkyhead.com>
Date: Mon, 18 Apr 2016 21:18:35 -0700
Subject: [PATCH] Git helper shell scripts for MarlinFirmware

---
 Marlin/scripts/firstpush |  3 +++
 Marlin/scripts/mfinfo    | 40 ++++++++++++++++++++++++++++++
 Marlin/scripts/mfnew     | 23 +++++++++++++++++
 Marlin/scripts/mfpr      | 40 ++++++++++++++++++++++++++++++
 Marlin/scripts/mfprune   | 22 +++++++++++++++++
 Marlin/scripts/mfrb      | 21 ++++++++++++++++
 Marlin/scripts/mfup      | 53 ++++++++++++++++++++++++++++++++++++++++
 7 files changed, 202 insertions(+)
 create mode 100755 Marlin/scripts/firstpush
 create mode 100755 Marlin/scripts/mfinfo
 create mode 100755 Marlin/scripts/mfnew
 create mode 100755 Marlin/scripts/mfpr
 create mode 100755 Marlin/scripts/mfprune
 create mode 100755 Marlin/scripts/mfrb
 create mode 100755 Marlin/scripts/mfup

diff --git a/Marlin/scripts/firstpush b/Marlin/scripts/firstpush
new file mode 100755
index 00000000000..e8eef06da84
--- /dev/null
+++ b/Marlin/scripts/firstpush
@@ -0,0 +1,3 @@
+#!/usr/bin/env bash
+
+git push --set-upstream origin `git branch | grep \* | sed 's/\* //g'`
\ No newline at end of file
diff --git a/Marlin/scripts/mfinfo b/Marlin/scripts/mfinfo
new file mode 100755
index 00000000000..533b30a56ae
--- /dev/null
+++ b/Marlin/scripts/mfinfo
@@ -0,0 +1,40 @@
+#!/usr/bin/env bash
+#
+# mfinfo
+#
+# Get the following helpful git info about the working directory:
+#
+#   - Remote (upstream) Org name (MarlinFirmware)
+#   - Remote (origin) Org name (your Github username)
+#   - Repo Name (Marlin or MarlinDev)
+#   - Marlin Target branch (RCBugFix or dev)
+#   - Branch Name (the current branch or the one that was passed)
+#
+
+REPO=$(git remote get-url upstream 2>/dev/null | sed -E 's/.*\/(.*)\.git/\1/')
+
+if [[ -z $REPO ]]; then
+  echo "`basename $0`: No 'upstream' remote found." 1>&2 ; exit 1
+fi
+
+ORG=$(git remote get-url upstream 2>/dev/null | sed -E 's/.*[\/:](.*)\/.*$/\1/')
+
+if [[ $ORG != MarlinFirmware ]]; then
+  echo "`basename $0`: Not a Marlin repository."
+  exit 1
+fi
+
+case "$REPO" in
+  Marlin    ) TARG=RCBugFix ;;
+  MarlinDev ) TARG=dev ;;
+esac
+
+FORK=$(git remote get-url origin 2>/dev/null | sed -E 's/.*[\/:](.*)\/.*$/\1/')
+
+case "$#" in
+  0 ) BRANCH=$(git branch 2>/dev/null | grep ^* | sed 's/\* //g') ;;
+  1 ) BRANCH=$1 ;;
+  * ) echo "Usage: `basename $0` [branch]" 1>&2 ; exit 1 ;;
+esac
+
+echo "$ORG $FORK $REPO $TARG $BRANCH"
diff --git a/Marlin/scripts/mfnew b/Marlin/scripts/mfnew
new file mode 100755
index 00000000000..0a07513bf97
--- /dev/null
+++ b/Marlin/scripts/mfnew
@@ -0,0 +1,23 @@
+#!/usr/bin/env bash
+#
+# mfnew
+#
+# Create a new branch based on RCBugFix or dev a given branch name
+#
+
+MFINFO=$(mfinfo) || exit
+IFS=' ' read -a INFO <<< "$MFINFO"
+TARG=${INFO[3]}
+
+if [[ ${INFO[4]} == "(no" ]]; then
+  echo "Branch is unavailable!"
+  exit 1
+fi
+
+case "$#" in
+  0 ) BRANCH=pr_for_$TARG-$(date +"%G-%d-%m|%H:%M:%S") ;;
+  1 ) BRANCH=$1 ;;
+  * ) echo "Usage: `basename $0` [branch]" 1>&2 ; exit 1 ;;
+esac
+
+git checkout $TARG -b $BRANCH
diff --git a/Marlin/scripts/mfpr b/Marlin/scripts/mfpr
new file mode 100755
index 00000000000..8eff48483ac
--- /dev/null
+++ b/Marlin/scripts/mfpr
@@ -0,0 +1,40 @@
+#!/usr/bin/env bash
+#
+# mfpr
+#
+# Make a PR of the current branch against RCBugFix or dev
+#
+
+MFINFO=$(mfinfo "$@") || exit
+
+IFS=' ' read -a INFO <<< "$MFINFO"
+
+ORG=${INFO[0]}
+FORK=${INFO[1]}
+REPO=${INFO[2]}
+TARG=${INFO[3]}
+BRANCH=${INFO[4]}
+
+if [[ $BRANCH == "(no" ]]; then
+  echo "Git is busy with merge, rebase, etc."
+  exit 1
+fi
+
+if [[ ! -z "$1" ]]; then { BRANCH=$1 ; git checkout $1 || exit 1; } fi
+
+if [[ $BRANCH == $TARG ]]; then
+  echo "Can't make a PR from $BRANCH" ; exit
+fi
+
+if [ -z "$(git branch -vv | grep ^\* | grep \\[origin)" ]; then firstpush; fi
+
+TOOL=$(which gnome-open xdg-open open | awk '{ print $1 }')
+URL="https://github.com/$ORG/$REPO/compare/$TARG...$FORK:$BRANCH?expand=1"
+
+if [ -z "$TOOL" ]; then
+  echo "Can't find a tool to open the URL:"
+  echo $URL
+else
+  echo "Opening a New PR Form..."
+  "$TOOL" "$URL"
+fi
diff --git a/Marlin/scripts/mfprune b/Marlin/scripts/mfprune
new file mode 100755
index 00000000000..48fa9fdb809
--- /dev/null
+++ b/Marlin/scripts/mfprune
@@ -0,0 +1,22 @@
+#!/usr/bin/env bash
+#
+# mfprune
+#
+# Prune all your merged branches and any branches whose remotes are gone
+# Great way to clean up your branches after messing around a lot
+#
+
+echo "Pruning Merged Branches..."
+git branch --merged | egrep -v "^\*|RC|RCBugFix|dev" | xargs -n 1 git branch -d
+echo
+
+echo "Pruning Remotely-deleted Branches..."
+git branch -vv | egrep -v "^\*|RC|RCBugFix|dev" | grep ': gone]' | gawk '{print $1}' | xargs -n 1 git branch -D
+echo
+
+echo "You may want to remove these remote tracking references..."
+comm -23 \
+  <(git branch --all | sed 's/^[\* ] //' | grep origin/ | grep -v "\->" | awk '{ print $1; }' | sed 's/remotes\/origin\///') \
+  <(git branch --all | sed 's/^[\* ] //' | grep -v remotes/ | awk '{ print $1; }') \
+  | awk '{ print "git branch -d -r origin/" $1; }'
+echo
diff --git a/Marlin/scripts/mfrb b/Marlin/scripts/mfrb
new file mode 100755
index 00000000000..c1366f7f98d
--- /dev/null
+++ b/Marlin/scripts/mfrb
@@ -0,0 +1,21 @@
+#!/usr/bin/env bash
+#
+# mfrb
+#
+# Do "git rebase -i" against the "target" branch (RCBugFix or dev)
+#
+
+MFINFO=$(mfinfo) || exit
+IFS=' ' read -a INFO <<< "$MFINFO"
+
+if [[ ${INFO[4]} == "(no" ]]; then
+  echo "Branch is unavailable!"
+  exit 1
+fi
+
+case "$#" in
+  0 ) ;;
+  * ) echo "Usage: `basename $0`" 1>&2 ; exit 1 ;;
+esac
+
+git rebase -i ${INFO[3]}
diff --git a/Marlin/scripts/mfup b/Marlin/scripts/mfup
new file mode 100755
index 00000000000..ff19e0e1c03
--- /dev/null
+++ b/Marlin/scripts/mfup
@@ -0,0 +1,53 @@
+#!/usr/bin/env bash
+#
+# mfup
+#
+# Fetch and merge upstream changes, optionally with a branch
+#
+
+MFINFO=$(mfinfo) || exit
+
+IFS=' ' read -a INFO <<< "$MFINFO"
+
+ORG=${INFO[0]}
+FORK=${INFO[1]}
+REPO=${INFO[2]}
+TARG=${INFO[3]}
+OLDBRANCH=${INFO[4]}
+
+if [[ $OLDBRANCH == "(no" ]]; then
+  echo "Branch is unavailable!"
+  exit 1
+fi
+
+case "$#" in
+  0 ) BRANCH=$OLDBRANCH ;;
+  1 ) BRANCH=$1 ;;
+  * ) echo "Usage: `basename $0` [branch]" 1>&2 ; exit 1 ;;
+esac
+
+set -e
+
+echo "Fetching upstream ($ORG/$REPO)..."
+git fetch upstream
+
+echo ; echo "Bringing $TARG up to date..."
+git checkout -q $TARG || git branch checkout upstream/$TARG -b $TARG && git push --set-upstream origin $TARG
+git merge upstream/$TARG
+git push origin
+
+if [[ $BRANCH != $TARG ]]; then
+  echo ; echo "Rebasing $BRANCH on $TARG..."
+  if git checkout $BRANCH; then
+    echo
+    if git rebase $TARG; then
+      git push -f ; echo
+      [[ $BRANCH != $OLDBRANCH ]] && git checkout $OLDBRANCH
+    else
+      echo "Looks like merge conflicts. Stopping here."
+    fi
+  else
+    echo "No such branch!" ; echo
+    git checkout $OLDBRANCH
+  fi
+fi