Pre-commit hook to check error and code style for php (using php lint and php code sniffer)

pre-commit-php

#!/bin/sh

STAGED_FILES=`git diff --cached --name-only --diff-filter=ACMR HEAD | grep \\\\.php`

# check for php
which php &> /dev/null
if [[ "$?" == 1 ]]; then
  echo "\t\033[41mPlease install PHP.\033[0m"
  exit 1
fi

# check for phpcs
./vendor/bin/phpcs &> /dev/null
if [[ ! -e ./vendor/bin/phpcs ]]; then
  echo "\t\033[41mPlease install PHPCS.\033[0m"
  exit 1
fi

PASS=true

#PHPLint
echo "Checking PHP Lint...\n"

for FILE in $STAGED_FILES
do
  php -l -d display_errors=0 "$FILE"
  if [[ "$?" != 0 ]]; then
    echo "\t\033[41mPHPLint Failed: $FILE\033[0m"
    PASS=false
  fi
  FILES="$FILES $FILE"
done

if ! $PASS; then
  echo "\n\033[41mPHPLint Failed. Fix the errors and try again.\033[0m"
  exit 1
fi

echo "Checking PHP Lint Completed!\n"

# PHPCS
if [[ "$FILES" != "" ]]; then
  echo "Running Code Sniffer...\n"
  ./vendor/bin/phpcs --standard=PSR1 --encoding=utf-8 -n -p $FILES
  echo "Running Code Sniffer Complted!\n"

  if [ "$?" != 0 ]
  then
    echo "\n\033[41mPHPCS Failed. Fix the error before commit.\033[0m"
    exit 1
  fi
fi

exit $?