#!/usr/bin/env bash

# BEFORE PULL REQUEST 3000 v0.1

#

# This bash script will do couple of things for you:

# - validate all modified files if they are according to PEP8 and Booktype JavaScript standard

# - try to create new Booktype instance

# - try to initialise new Booktype instance

# Configuration part

SCRIPT_PATH=$(cd `dirname "${BASH_SOURCE[0]}"` && cd .. && pwd)

#DEPLOY_DIRECTORY="/tmp/"

DEPLOY_DIRECTORY=`mktemp -d 2>/dev/null || mktemp -d -t 'mytmpdir'`/

INSTANCE_NAME="bk20"

BOOKTYPE_INSTALL="${SCRIPT_PATH}/"

diff_method=1

function pause(){

read -t 10 -p "$*"

}

# Cleanup function

function cleanup {

echo -e "\n\n[*] Cleaning up $DEPLOY_DIRECTORY"

rm -rf $DEPLOY_DIRECTORY

}

# Execute command and check return code

function execute_command {

$1

if [ $? -ne 0 ]; then

echo -e "\n\nError detection"

echo -e "==========================================================="

echo -e "You have either canceled this script or we failed to finish"

echo -e "one of the tasks. If it is second please check what it is"

echo -e "and fix it before sending Pull Request."

exit 1

fi

}

# Create Python Virtual Environment

function create_virtual {

NAME="${DEPLOY_DIRECTORY}${INSTANCE_NAME}"

execute_command "virtualenv --distribute $NAME"

}

# Install requirements for development profile

function install_requirements {

execute_command "pip install -r ${BOOKTYPE_INSTALL}requirements/dev.txt"

}

# Create Booktype project

function create_instance {

NAME="${DEPLOY_DIRECTORY}${INSTANCE_NAME}/${INSTANCE_NAME}"

execute_command "${BOOKTYPE_INSTALL}scripts/createbooktype --database sqlite $NAME"

}

# Initialise Booktype project

# TODO:

# - use something else instead of createsuperuser

function init_instance {

execute_command "./manage.py syncdb --noinput"

execute_command "./manage.py migrate"

execute_command "./manage.py createsuperuser"

execute_command "./manage.py update_permissions"

execute_command "./manage.py update_default_roles"

execute_command "./manage.py collectstatic"

}

# Start Booktype tests

function start_tests {

cd "${BOOKTYPE_INSTALL}tests"

execute_command "./start_tests.sh"

execute_command "./start_functests.sh"

execute_command "./start_seleniumtests.sh"

}

# Check changed files if they are according to Booktype standard

function git_changes {

num=0

case $diff_method in

1) COMMAND="git diff --name-only --staged"

echo -e "[*] Checking only staged files"

;;

2) COMMAND="git diff --name-only"

echo -e "[*] Checking only non staged files"

;;

3) COMMAND="git status --porcelain | sed s/^...//"

echo -e "[*] Checking all modified files"

;;

esac

while read line ; do

FILE_NAME=${line}

if [[ $line == *.py ]]; then

CHANGES=$( pep8 -qq --count --ignore=E501 --exclude='*migrations*' "${BOOKTYPE_INSTALL}${FILE_NAME}" 2>&1 )

if [[ $CHANGES -gt 0 ]]; then

echo " [PEP8] ${BOOKTYPE_INSTALL}${FILE_NAME}"

((num++))

fi

fi

if [[ $line == *.js ]]; then

CHANGES=$( jshint --config ${BOOKTYPE_INSTALL}scripts/jshintrc "${BOOKTYPE_INSTALL}${FILE_NAME}" 2>&1 > /dev/null )

if [[ $? -ne 0 ]]; then

echo " [jshint] ${BOOKTYPE_INSTALL}${FILE_NAME}"

((num++))

fi

fi

done<<EOF

$(eval $COMMAND)

EOF

if [[ $num -eq 0 ]]; then

echo -e " Seems like all the files are according to PEP8 and Booktype JavaScript standard."

else

echo -e "\n Some of the files are not according to PEP8 or Booktype JavaScript standard. Fix the style only in your code."

echo -e " Create new ticket if style is broken in someone else's code and fix it later.\n"

echo -e " Please check:"

echo -e " - http://legacy.python.org/dev/peps/pep-0008/"

echo -e " - Booktype docs 'docs/development/style.rst'"

echo -e " - Booktype docs 'docs/development/js_style.rst'"

fi

echo

}

function show_help {

echo "BEFORE PULL REQUEST 3000"

echo "------------------------------------------------------------------"

echo "It is recommended to run this utility before sending pull request."

echo ""

echo "Arguments:"

echo " -s) check staged files [default]"

echo " -n) check non staged files"

echo " -m) check modified files"

}

function app_exists {

$1 >/dev/null 2>&1

if [[ $? -eq 127 ]]; then

echo -e "[ERROR] Application $1 does not exists. Please install it before you continue."

exit 1

fi

}

function check_dependencies {

app_exists git

app_exists pep8

app_exists jshint

}

# Parse the arguments

while getopts "h?snm" opt; do

case "$opt" in

h|\?)

show_help

exit 0

;;

s) diff_method=1 # STAGED

;;

n) diff_method=2 # NOT STAGED

;;

m) diff_method=3 # MODIFIED

;;

esac

done

shift $((OPTIND-1))

[ "$1" = "--" ] && shift

echo "BEFORE PULL REQUEST 3000"

echo "--------------------------------------------------------"

trap cleanup 0

trap cleanup ERR

# Check if we have installed dependencies

check_dependencies

# Check for the modified files

git_changes

# Start with demo instance deployment

pause "Press [Enter] key to start deployment..."

# Create Python Virtual Environment

echo -e "\n[*] Creating Virtual Environment"

create_virtual

cd "${DEPLOY_DIRECTORY}${INSTANCE_NAME}/"

# Activate environment

echo -e "\n[*] Activate Virtual Environment"

source bin/activate

# Install required python packages

echo -e "\n[*] Install required python packages"

install_requirements

# Create Booktype instance

echo -e "\n[*] Create Booktype instance"

create_instance

cd ${DEPLOY_DIRECTORY}${INSTANCE_NAME}/${INSTANCE_NAME}

# Initialise Booktype instance

echo -e "\n[*] Initialise Booktype instance"

init_instance

# Start the tests

echo -e "\n[*] Start the tests"

start_tests