some simple & basic tools to deploy sage-basesd wordpress themes

.deployc

# Configuration file for deploy-tools.sh

SITE="name.here.dingdong.space";
THEME="theme-here";
REPO="git@bitbucket.org:ding-dong/repo-here.git";
BRANCH="branch-here";

deploy-tools.sh

#!/bin/bash

# some simple & basic tools to deploy sage-basesd wordpress themes
# v0.4.1
# by Dominik Martin | dominik@dingdong.berlin

# check if current user is in the sudoers file

groups | grep -qw "sudo" || { echo "Sorry $LOGNAME, you need to have sudo-rights to run this script" && exit 1; }

# halt if any env is not set or anything throws an uncaught error

set -u;
set -e;

# check if .deployc is present & load it

[ -f .deployc ] || { echo "No .deployc config file found – aborting." && exit 1; }
source .deployc

# some more envs

RELEASE_DIR="/var/www/$SITE/theme-releases";
THEME_DIR="/var/www/$SITE/htdocs/wp-content/themes/$THEME";
RELEASE="release_`date +%Y%m%d%H%M%s`";

# welcome

[ -d $THEME_DIR/.git ] && cd $THEME_DIR && export BRANCH="$(git rev-parse --abbrev-ref HEAD)";

echo "";
echo "Hej $LOGNAME, you are editing $(tput bold && tput setaf 4)$SITE$(tput sgr0) on branch $(tput bold && tput setaf 1)$BRANCH$(tput sgr0).";
echo "How can I help you today?";
echo "";
echo "DEPLOY: Deploy updates found on remote repository.";
echo "        Can also be used for inital deployment.";
echo "";
echo "UNDO:   Revert theme folder to previous release,";
echo "        e.g., if something weird just happend.";
echo "";
echo "FIX:    Switch theme folder to newest release,";
echo "        e.g., if you fixed a broken release manually.";
echo "";

# tool selection

select dusc in "DEPLOY" "UNDO" "FIX" "exit"; do
    case $dusc in
        DEPLOY ) while true; do
                    read -p "DEPLOY: Do you really want to deploy a new release? (y/n) " yn
                    case $yn in
                        [Yy]* ) # prepare new release

                                echo "### preparing new release ###";

                                if [ -d $RELEASE_DIR ] && [ -d $THEME_DIR ]; then
                                        cd $THEME_DIR;
					git fetch;
                                        [[ "$(git rev-parse $BRANCH)" == "$(git rev-parse origin/$BRANCH)" ]] && echo "!!! repository already up to date -> aborting !!!" && exit 1;
                                        cp -a $THEME_DIR $RELEASE_DIR/$RELEASE;
                                else
                                        echo "### no existing theme found -> starting git clone ###"
                                        mkdir -p $RELEASE_DIR/$RELEASE;
                                        cd $RELEASE_DIR;
                                        git clone -b $BRANCH $REPO $RELEASE || { echo "!!! git error -> aborting !!!"; exit 1; };

                                        echo "### installing npm ###";
                                        cd $RELEASE;
                                        npm install;

                                        echo "### installing bower ###";
					mkdir bower_components;
					bower install;
                                fi

                                # update repo & run gulp

                                echo "### get remote updates ###";
                                cd $RELEASE_DIR/$RELEASE;
                                git pull || { echo "!!! git error -> aborting !!!"; exit 1; };

                                echo "### start gulp task ###";
                                gulp --production || { echo "!!! gulp error -> aborting !!!"; exit 1; };

                                # since error-handling in gulp is quite shitty, we better double-check manually

                                while true; do
                                    read -p "Did the gulp task finish without errors? (y/n) " yn
                                    case $yn in
                                        [Yy]* ) break;;
                                        [Nn]* ) echo "### oh no, how sad -> aborting ###"; exit 1;;
                                        * ) echo "Please answer y(es) or n(o).";;
                                    esac
                                done;

                                # update theme-dir
                                # reload php7.0-fpm – because: why not?

                                echo "### update theme folder & reload php-fpm ###";

                                [ -d $THEME_DIR ] && mv $THEME_DIR $RELEASE_DIR/"$RELEASE"_b;
                                mv  $RELEASE_DIR/$RELEASE $THEME_DIR;
                                sudo service php7.0-fpm reload;

                                 # garbage collection: if more than 4 releases are present, delete the oldest

                                while  [ $(ls $RELEASE_DIR | wc -l) -gt 4 ]; do

                                    ls $RELEASE_DIR | head -1 | (echo -n $RELEASE_DIR/ && cat) | xargs rm -rf;
                                done;

                                # finish

                                echo "            _______  __  .__   __.              ";
                                echo "           |   ____||  | |  \ |  |              ";
                                echo " ______    |  |__   |  | |   \|  |     ______   ";
                                echo "|______|   |   __|  |  | |  .    |    |______|  ";
                                echo "           |  |     |  | |  |\   |              ";
                                echo "           |__|     |__| |__| \__|              ";
                                echo "                                                ";

                                exit 0;;

                        [Nn]* ) echo "Aborting – goodbye, $LOGNAME!";
                                exit 1;;
                        * ) echo "Please answer y(es) or n(o).";;
                    esac
                done;;

        UNDO ) while true; do
                    read -p "UNDO: Do you really want to revert the last release? (y/n) " yn
                    case $yn in
                        [Yy]* ) if [ -d "$RELEASE_DIR/$(ls $RELEASE_DIR | tail -1)" ]; then
                                    [ -d $THEME_DIR ] && mv $THEME_DIR $RELEASE_DIR/"$RELEASE"_b;
                                    mv $RELEASE_DIR/$(ls $RELEASE_DIR | tail -2 | head -1) $THEME_DIR;
                                    sudo service php7.0-fpm reload;
                                    echo "Done – goodbye, $LOGNAME!";
                                    exit 0;
                                else
                                    echo "ERROR: Could not find matching release -> aborting";
                                    exit 1;
                                fi;;
                        [Nn]* ) echo "Aborting – goodbye, $LOGNAME!";
                                exit 1;;
                        * ) echo "Please answer y(es) or n(o).";;
                    esac
                done;;

        FIX ) while true; do
                    read -p "FIX: Do you really want to switch to the newest release? (y/n) " yn
                    case $yn in
                        [Yy]* ) if ! [[ "$(ls theme-releases | tail -1)" = *"_b"  ]]; then
                                    [ -d $THEME_DIR ] && mv $THEME_DIR $RELEASE_DIR/"$RELEASE"_b;
                                    mv $RELEASE_DIR/$(ls $RELEASE_DIR | tail -2 | head -1) $THEME_DIR;
                                    sudo service php7.0-fpm reload;
                                    echo "Done – goodbye, $LOGNAME!";
                                    exit 0;
                                 else
                                    echo "ERROR: Newest release already live -> aborting";
                                    exit 1;
                                fi;;
                        [Nn]* ) echo "Aborting – goodbye, $LOGNAME!";
                                exit 1;;
                        * ) echo "Please answer y(es) or n(o).";;
                    esac
                done;;

        exit ) echo "Aborting – goodbye, $LOGNAME!";
               exit 0;;
    esac
done