#!/usr/bin/env bash
set -Eeuo pipefail

if [[ "$1" == apache2* ]] || [ "$1" = 'php-fpm' ]; then
	uid="$(id -u)"
	gid="$(id -g)"
	if [ "$uid" = '0' ]; then
		case "$1" in
			apache2*)
				user="${APACHE_RUN_USER:-www-data}"
				group="${APACHE_RUN_GROUP:-www-data}"

				# strip off any '#' symbol ('#1000' is valid syntax for Apache)
				pound='#'
				user="${user#$pound}"
				group="${group#$pound}"
				;;
			*) # php-fpm
				user='www-data'
				group='www-data'
				;;
		esac
	else
		user="$uid"
		group="$gid"
	fi

	# if [ ! -e index.php ] && [ ! -e wp-includes/version.php ]; then
	# 	# if the directory exists and WordPress doesn't appear to be installed AND the permissions of it are root:root, let's chown it (likely a Docker-created directory)
	# 	if [ "$uid" = '0' ] && [ "$(stat -c '%u:%g' .)" = '0:0' ]; then
	# 		chown "$user:$group" .
	# 	fi
  #
	# 	echo >&2 "WordPress not found in $PWD - copying now..."
	# 	if [ -n "$(find -mindepth 1 -maxdepth 1 -not -name wp-content)" ]; then
	# 		echo >&2 "WARNING: $PWD is not empty! (copying anyhow)"
	# 	fi
	# 	sourceTarArgs=(
	# 		--create
	# 		--file -
	# 		--directory /usr/src/wordpress
	# 		--owner "$user" --group "$group"
	# 	)
	# 	targetTarArgs=(
	# 		--extract
	# 		--file -
	# 	)
	# 	if [ "$uid" != '0' ]; then
	# 		# avoid "tar: .: Cannot utime: Operation not permitted" and "tar: .: Cannot change mode to rwxr-xr-x: Operation not permitted"
	# 		targetTarArgs+=( --no-overwrite-dir )
	# 	fi
	# 	# loop over "pluggable" content in the source, and if it already exists in the destination, skip it
	# 	# https://github.com/docker-library/wordpress/issues/506 ("wp-content" persisted, "akismet" updated, WordPress container restarted/recreated, "akismet" downgraded)
	# 	for contentPath in \
	# 		/usr/src/wordpress/.htaccess \
	# 		/usr/src/wordpress/wp-content/*/*/ \
	# 	; do
	# 		contentPath="${contentPath%/}"
	# 		[ -e "$contentPath" ] || continue
	# 		contentPath="${contentPath#/usr/src/wordpress/}" # "wp-content/plugins/akismet", etc.
	# 		if [ -e "$PWD/$contentPath" ]; then
	# 			echo >&2 "WARNING: '$PWD/$contentPath' exists! (not copying the WordPress version)"
	# 			sourceTarArgs+=( --exclude "./$contentPath" )
	# 		fi
	# 	done
	# 	tar "${sourceTarArgs[@]}" . | tar "${targetTarArgs[@]}"
	# 	echo >&2 "Complete! WordPress has been successfully copied to $PWD"
	# fi
  #
	# wpEnvs=( "${!WORDPRESS_@}" )
	# if [ ! -s wp-config.php ] && [ "${#wpEnvs[@]}" -gt 0 ]; then
	# 	for wpConfigDocker in \
	# 		wp-config-docker.php \
	# 		/usr/src/wordpress/wp-config-docker.php \
	# 	; do
	# 		if [ -s "$wpConfigDocker" ]; then
	# 			echo >&2 "No 'wp-config.php' found in $PWD, but 'WORDPRESS_...' variables supplied; copying '$wpConfigDocker' (${wpEnvs[*]})"
	# 			# using "awk" to replace all instances of "put your unique phrase here" with a properly unique string (for AUTH_KEY and friends to have safe defaults if they aren't specified with environment variables)
	# 			awk '
	# 				/put your unique phrase here/ {
	# 					cmd = "head -c1m /dev/urandom | sha1sum | cut -d\\  -f1"
	# 					cmd | getline str
	# 					close(cmd)
	# 					gsub("put your unique phrase here", str)
	# 				}
	# 				{ print }
	# 			' "$wpConfigDocker" > wp-config.php
	# 			if [ "$uid" = '0' ]; then
	# 				# attempt to ensure that wp-config.php is owned by the run user
	# 				# could be on a filesystem that doesn't allow chown (like some NFS setups)
	# 				chown "$user:$group" wp-config.php || true
	# 			fi
	# 			break
	# 		fi
	# 	done
	# fi
fi

exec "$@"