Creates a PR from staged content

git-pr.sh

#!/usr/bin/env bash

# Adds the "git pr" command. Create a PR from the staged changes.

# Use: 
# git pr "Small change"

# Install / Update:
# sudo wget -O /usr/bin/git-pr http://tinyurl.com/qg5ek45 && sudo chmod +x /usr/bin/git-pr 



if [ -z "$1" ]
  then
    echo "Use: git pr \"Sample commit message\""
    exit
fi

function fail {
   echo "=========================== FAILED ==========================="
   echo >&2 $1
   exit 1
}

#http://stackoverflow.com/questions/296536/urlencode-from-a-bash-script
urlencode() {
  local string="${1}"
  local strlen=${#string}
  local encoded=""

  for (( pos=0 ; pos<strlen ; pos++ )); do
     c=${string:$pos:1}
     case "$c" in
        [-_.~a-zA-Z0-9] ) o="${c}" ;;
        * )               printf -v o '%%%02x' "'$c"
     esac
     encoded+="${o}"
  done
  echo "${encoded}"    # You can either set a return variable (FASTER) 
  REPLY="${encoded}"   #+or echo the result (EASIER)... or both... :p
}

patch=`mktemp`
git diff --cached > $patch
repo_url=`git config --get remote.origin.url`
dir=`mktemp -d` && cd $dir
git clone $repo_url || fail "Could not clone repo. Exiting..."
cd *

# Create slug (https://gist.github.com/saml/4674977)
message=$1
max_length="${2:-48}"
slug="$({
    tr '[A-Z]' '[a-z]' | tr -cs '[[:alnum:]]' '-'
} <<< "$message")"
slug="${slug##-}"
slug="${slug%%-}"
slug="${slug:0:$max_length}"

branch=feature/$slug
git checkout -b $branch
git apply $patch || fail "Could not apply patch. Exiting..."
git add --all .
git commit -m "$message"
git push -u origin $branch || fail "Could not push branch. Exiting..."

pr_url=${repo_url/[email protected]:/https://github.com/}
pr_url=${pr_url/.git//compare/$branch?expand=1&title=$(urlencode "$message")&$(urlencode pull_request[body])=$(urlencode "Created with [git pr](https://gist.github.com/rossille/6757bb1128e7f83cf60c/). Merge this pr with:")%0D%0A$(urlencode "\`\`dir=\`mktemp -d\` && cd \$dir && git clone $repo_url && cd * && git checkout -b $branch origin/$branch && git rebase develop && git push -f && git flow feature finish && git push\`\`")}

dir=\`mktemp -d\` && cd $dir && git clone $repo_url && cd * && git checkout -b $branch origin/$branch && git rebase develop && git push -f && git flow feature finish && git push


echo "=========================== SUCCESS ==========================="
echo "All done, ready to create PR here: $pr_url"