phpcs pre-commit git hook script

pre-commit

#!/bin/bash
# Pre-commit Git hook.
# Runs PHP CS on PHP files.
# Code slightly modified from the original
# https://github.com/BernardoSilva/git-hooks-php/blob/2149da8d4d9737c06137a825abfead11135840d3/pre-commit
#
# If you absolutely must commit without testing,
# use: git commit --no-verify

# This will check only staged files to be commited.
filenames=($(git diff --staged --name-only HEAD | grep -v Vendor))

# This will set text to red in terminal.
text_red=`tput setaf 1`
# This will set the text to green in terminal.
text_green=`tput setaf 2`
# This will reset the terminal text to normal.
text_reset=`tput sgr0`

numberFilesChanged="${#filenames[@]}"
errorsFound=0

# known php_codesniffer files where it looks for configuration in project root
phpcs_file=./phpcs.xml
phpcs_dist_file=./phpcs.xml.dist

# Use PSR2 standard as default only when no phpcs file is present in project root
if [[ ! -e "$phpcs_file" && ! -e "$phpcs_dist_file" ]]; then
    default_standard=--standard=PSR2
else
    default_standard=""
fi

if [[ $numberFilesChanged > 0 ]];
then
    echo "$numberFilesChanged files were changed, running php-cs-fixer"
    # Run throw changed files.
    for i in "${filenames[@]}"
    do
        if [[ $i == *.php ]] && [ -f $i ];
        then
            # Run PHP Code Beautifier and Fixer first.
            ./bin/phpcbf $default_standard -p $i
            # Run PHP Code Style Check and detect in the fixer was not able to fix code.
            ./bin/phpcs $default_standard -p $i

            checkResult=$?
      	    if [ ${checkResult} -eq 0 ];
            then
                # File had some issues. Now it is fine. Add this file to git again.
                git add $i
            else
                ((errorsFound++))
            fi
        fi
    done
fi

if [[ ${errorsFound} == 0 ]]
then
    echo "${text_green}PHP Code Beautifier and Fixer finished execution successfully.${text_reset}"
    exit 0;
else
    echo "${text_red}Errors or warnings were found please fix them and commit again.${text_reset}"
    exit 1;
fi