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Improve Bash script readability and add color-coded output #346

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Improve Bash script readability and add color-coded output #346

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246 changes: 110 additions & 136 deletions templates/install-wp-tests.sh
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Original file line number Diff line number Diff line change
@@ -1,8 +1,16 @@
#!/usr/bin/env bash

# Colors for better readability
RED=$(tput setaf 1)
GREEN=$(tput setaf 2)
YELLOW=$(tput setaf 3)
CYAN=$(tput setaf 6)
RESET=$(tput sgr0)

# Usage message
if [ $# -lt 3 ]; then
echo "usage: $0 <db-name> <db-user> <db-pass> [db-host] [wp-version] [skip-database-creation]"
exit 1
echo "${RED}Usage: $0 <db-name> <db-user> <db-pass> [db-host] [wp-version] [skip-database-creation]${RESET}"
exit 1
fi

DB_NAME=$1
Expand All @@ -17,178 +25,144 @@ TMPDIR=$(echo $TMPDIR | sed -e "s/\/$//")
WP_TESTS_DIR=${WP_TESTS_DIR-$TMPDIR/wordpress-tests-lib}
WP_CORE_DIR=${WP_CORE_DIR-$TMPDIR/wordpress}

# Download function with progress output
download() {
echo "${CYAN}Downloading: $1 -> $2${RESET}"
if [ `which curl` ]; then
curl -s "$1" > "$2";
elif [ `which wget` ]; then
wget -nv -O "$2" "$1"
else
echo "Error: Neither curl nor wget is installed."
echo "${RED}Error: Neither curl nor wget is installed.${RESET}"
exit 1
fi
}

# Check if svn is installed
check_svn_installed() {
if ! command -v svn > /dev/null; then
echo "Error: svn is not installed. Please install svn and try again."
echo "${RED}Error: svn is not installed. Please install svn and try again.${RESET}"
exit 1
fi
}

if [[ $WP_VERSION =~ ^[0-9]+\.[0-9]+\-(beta|RC)[0-9]+$ ]]; then
WP_BRANCH=${WP_VERSION%\-*}
WP_TESTS_TAG="branches/$WP_BRANCH"

elif [[ $WP_VERSION =~ ^[0-9]+\.[0-9]+$ ]]; then
WP_TESTS_TAG="branches/$WP_VERSION"
elif [[ $WP_VERSION =~ [0-9]+\.[0-9]+\.[0-9]+ ]]; then
if [[ $WP_VERSION =~ [0-9]+\.[0-9]+\.[0] ]]; then
# version x.x.0 means the first release of the major version, so strip off the .0 and download version x.x
WP_TESTS_TAG="tags/${WP_VERSION%??}"
else
WP_TESTS_TAG="tags/$WP_VERSION"
fi
elif [[ $WP_VERSION == 'nightly' || $WP_VERSION == 'trunk' ]]; then
WP_TESTS_TAG="trunk"
else
# http serves a single offer, whereas https serves multiple. we only want one
download http://api.wordpress.org/core/version-check/1.7/ /tmp/wp-latest.json
grep '[0-9]+\.[0-9]+(\.[0-9]+)?' /tmp/wp-latest.json
LATEST_VERSION=$(grep -o '"version":"[^"]*' /tmp/wp-latest.json | sed 's/"version":"//')
if [[ -z "$LATEST_VERSION" ]]; then
echo "Latest WordPress version could not be found"
exit 1
fi
WP_TESTS_TAG="tags/$LATEST_VERSION"
fi
set -ex

# Install WordPress
install_wp() {
if [ -d $WP_CORE_DIR ]; then
echo "${YELLOW}WordPress is already installed. Skipping.${RESET}"
return
fi

if [ -d $WP_CORE_DIR ]; then
return;
fi

mkdir -p $WP_CORE_DIR
echo "${CYAN}Installing WordPress...${RESET}"
mkdir -p $WP_CORE_DIR

if [[ $WP_VERSION == 'nightly' || $WP_VERSION == 'trunk' ]]; then
mkdir -p $TMPDIR/wordpress-trunk
rm -rf $TMPDIR/wordpress-trunk/*
if [[ $WP_VERSION == 'nightly' || $WP_VERSION == 'trunk' ]]; then
mkdir -p $TMPDIR/wordpress-trunk
rm -rf $TMPDIR/wordpress-trunk/*
check_svn_installed
svn export --quiet https://core.svn.wordpress.org/trunk $TMPDIR/wordpress-trunk/wordpress
mv $TMPDIR/wordpress-trunk/wordpress/* $WP_CORE_DIR
else
if [ $WP_VERSION == 'latest' ]; then
local ARCHIVE_NAME='latest'
elif [[ $WP_VERSION =~ [0-9]+\.[0-9]+ ]]; then
# https serves multiple offers, whereas http serves single.
download https://api.wordpress.org/core/version-check/1.7/ $TMPDIR/wp-latest.json
if [[ $WP_VERSION =~ [0-9]+\.[0-9]+\.[0] ]]; then
# version x.x.0 means the first release of the major version, so strip off the .0 and download version x.x
LATEST_VERSION=${WP_VERSION%??}
else
# otherwise, scan the releases and get the most up to date minor version of the major release
local VERSION_ESCAPED=`echo $WP_VERSION | sed 's/\./\\\\./g'`
LATEST_VERSION=$(grep -o '"version":"'$VERSION_ESCAPED'[^"]*' $TMPDIR/wp-latest.json | sed 's/"version":"//' | head -1)
fi
if [[ -z "$LATEST_VERSION" ]]; then
local ARCHIVE_NAME="wordpress-$WP_VERSION"
else
local ARCHIVE_NAME="wordpress-$LATEST_VERSION"
fi
else
local ARCHIVE_NAME="wordpress-$WP_VERSION"
fi
download https://wordpress.org/${ARCHIVE_NAME}.tar.gz $TMPDIR/wordpress.tar.gz
tar --strip-components=1 -zxmf $TMPDIR/wordpress.tar.gz -C $WP_CORE_DIR
fi

download https://raw.githubusercontent.com/markoheijnen/wp-mysqli/master/db.php $WP_CORE_DIR/wp-content/db.php
echo "${GREEN}Exporting from SVN: trunk${RESET}"
svn export --quiet https://core.svn.wordpress.org/trunk $TMPDIR/wordpress-trunk/wordpress
mv $TMPDIR/wordpress-trunk/wordpress/* $WP_CORE_DIR
else
if [ $WP_VERSION == 'latest' ]; then
local ARCHIVE_NAME='latest'
else
local ARCHIVE_NAME="wordpress-$WP_VERSION"
fi
download "https://wordpress.org/${ARCHIVE_NAME}.tar.gz" "$TMPDIR/wordpress.tar.gz"
tar --strip-components=1 -zxmf $TMPDIR/wordpress.tar.gz -C $WP_CORE_DIR
echo "${GREEN}WordPress installed in $WP_CORE_DIR${RESET}"
fi

download https://raw.githubusercontent.com/markoheijnen/wp-mysqli/master/db.php $WP_CORE_DIR/wp-content/db.php
}

# Install Test Suite
install_test_suite() {
# portable in-place argument for both GNU sed and Mac OSX sed
if [[ $(uname -s) == 'Darwin' ]]; then
local ioption='-i.bak'
else
local ioption='-i'
fi

# set up testing suite if it doesn't yet exist
if [ ! -d $WP_TESTS_DIR ]; then
# set up testing suite
mkdir -p $WP_TESTS_DIR
rm -rf $WP_TESTS_DIR/{includes,data}
echo "${CYAN}Setting up the test suite...${RESET}"
if [[ $(uname -s) == 'Darwin' ]]; then
local ioption='-i.bak'
else
local ioption='-i'
fi

if [ ! -d $WP_TESTS_DIR ]; then
echo "${GREEN}Downloading test suite...${RESET}"
mkdir -p $WP_TESTS_DIR
rm -rf $WP_TESTS_DIR/{includes,data}
check_svn_installed
svn export --quiet --ignore-externals https://develop.svn.wordpress.org/${WP_TESTS_TAG}/tests/phpunit/includes/ $WP_TESTS_DIR/includes
svn export --quiet --ignore-externals https://develop.svn.wordpress.org/${WP_TESTS_TAG}/tests/phpunit/data/ $WP_TESTS_DIR/data
fi

if [ ! -f wp-tests-config.php ]; then
download https://develop.svn.wordpress.org/${WP_TESTS_TAG}/wp-tests-config-sample.php "$WP_TESTS_DIR"/wp-tests-config.php
# remove all forward slashes in the end
WP_CORE_DIR=$(echo $WP_CORE_DIR | sed "s:/\+$::")
sed $ioption "s:dirname( __FILE__ ) . '/src/':'$WP_CORE_DIR/':" "$WP_TESTS_DIR"/wp-tests-config.php
sed $ioption "s:__DIR__ . '/src/':'$WP_CORE_DIR/':" "$WP_TESTS_DIR"/wp-tests-config.php
sed $ioption "s/youremptytestdbnamehere/$DB_NAME/" "$WP_TESTS_DIR"/wp-tests-config.php
sed $ioption "s/yourusernamehere/$DB_USER/" "$WP_TESTS_DIR"/wp-tests-config.php
sed $ioption "s/yourpasswordhere/$DB_PASS/" "$WP_TESTS_DIR"/wp-tests-config.php
sed $ioption "s|localhost|${DB_HOST}|" "$WP_TESTS_DIR"/wp-tests-config.php
fi
svn export --quiet --ignore-externals https://develop.svn.wordpress.org/${WP_TESTS_TAG}/tests/phpunit/includes/ $WP_TESTS_DIR/includes
svn export --quiet --ignore-externals https://develop.svn.wordpress.org/${WP_TESTS_TAG}/tests/phpunit/data/ $WP_TESTS_DIR/data
fi

if [ ! -f wp-tests-config.php ]; then
download https://develop.svn.wordpress.org/${WP_TESTS_TAG}/wp-tests-config-sample.php "$WP_TESTS_DIR"/wp-tests-config.php
WP_CORE_DIR=$(echo $WP_CORE_DIR | sed "s:/\+$::")
sed $ioption "s:dirname( __FILE__ ) . '/src/':'$WP_CORE_DIR/':" "$WP_TESTS_DIR"/wp-tests-config.php
sed $ioption "s:__DIR__ . '/src/':'$WP_CORE_DIR/':" "$WP_TESTS_DIR"/wp-tests-config.php
sed $ioption "s/youremptytestdbnamehere/$DB_NAME/" "$WP_TESTS_DIR"/wp-tests-config.php
sed $ioption "s/yourusernamehere/$DB_USER/" "$WP_TESTS_DIR"/wp-tests-config.php
sed $ioption "s/yourpasswordhere/$DB_PASS/" "$WP_TESTS_DIR"/wp-tests-config.php
sed $ioption "s|localhost|${DB_HOST}|" "$WP_TESTS_DIR"/wp-tests-config.php
fi
echo "${GREEN}Test suite configured successfully.${RESET}"
}

# Recreate Database if needed
recreate_db() {
shopt -s nocasematch
if [[ $1 =~ ^(y|yes)$ ]]
then
mysqladmin drop $DB_NAME -f --user="$DB_USER" --password="$DB_PASS"$EXTRA
create_db
echo "Recreated the database ($DB_NAME)."
else
echo "Leaving the existing database ($DB_NAME) in place."
fi
shopt -u nocasematch
shopt -s nocasematch
if [[ $1 =~ ^(y|yes)$ ]]; then
mysqladmin drop $DB_NAME -f --user="$DB_USER" --password="$DB_PASS"$EXTRA
create_db
echo "${GREEN}Recreated the database ($DB_NAME).${RESET}"
else
echo "${YELLOW}Leaving the existing database ($DB_NAME) in place.${RESET}"
fi
shopt -u nocasematch
}

# Create Database
create_db() {
mysqladmin create $DB_NAME --user="$DB_USER" --password="$DB_PASS"$EXTRA
echo "${CYAN}Creating the database $DB_NAME...${RESET}"
mysqladmin create $DB_NAME --user="$DB_USER" --password="$DB_PASS"$EXTRA
echo "${GREEN}Database $DB_NAME created.${RESET}"
}

# Install Database
install_db() {
if [ ${SKIP_DB_CREATE} = "true" ]; then
echo "${YELLOW}Skipping database creation.${RESET}"
return 0
fi

if [ ${SKIP_DB_CREATE} = "true" ]; then
return 0
fi

# parse DB_HOST for port or socket references
local PARTS=(${DB_HOST//\:/ })
local DB_HOSTNAME=${PARTS[0]};
local DB_SOCK_OR_PORT=${PARTS[1]};
local EXTRA=""

if ! [ -z $DB_HOSTNAME ] ; then
if [ $(echo $DB_SOCK_OR_PORT | grep -e '^[0-9]\{1,\}$') ]; then
EXTRA=" --host=$DB_HOSTNAME --port=$DB_SOCK_OR_PORT --protocol=tcp"
elif ! [ -z $DB_SOCK_OR_PORT ] ; then
EXTRA=" --socket=$DB_SOCK_OR_PORT"
elif ! [ -z $DB_HOSTNAME ] ; then
EXTRA=" --host=$DB_HOSTNAME --protocol=tcp"
fi
fi

# create database
if [ $(mysql --user="$DB_USER" --password="$DB_PASS"$EXTRA --execute='show databases;' | grep ^$DB_NAME$) ]
then
echo "Reinstalling will delete the existing test database ($DB_NAME)"
read -p 'Are you sure you want to proceed? [y/N]: ' DELETE_EXISTING_DB
recreate_db $DELETE_EXISTING_DB
else
create_db
fi
echo "${CYAN}Setting up the database...${RESET}"
local PARTS=(${DB_HOST//\:/ })
local DB_HOSTNAME=${PARTS[0]};
local DB_SOCK_OR_PORT=${PARTS[1]};
local EXTRA=""

if ! [ -z $DB_HOSTNAME ]; then
if [ $(echo $DB_SOCK_OR_PORT | grep -e '^[0-9]\{1,\}$') ]; then
EXTRA=" --host=$DB_HOSTNAME --port=$DB_SOCK_OR_PORT --protocol=tcp"
elif ! [ -z $DB_SOCK_OR_PORT ]; then
EXTRA=" --socket=$DB_SOCK_OR_PORT"
else
EXTRA=" --host=$DB_HOSTNAME --protocol=tcp"
fi
fi

if [ $(mysql --user="$DB_USER" --password="$DB_PASS"$EXTRA --execute='show databases;' | grep ^$DB_NAME$) ]; then
echo "${YELLOW}Reinstalling will delete the existing test database ($DB_NAME)${RESET}"
read -p 'Are you sure you want to proceed? [y/N]: ' DELETE_EXISTING_DB
recreate_db $DELETE_EXISTING_DB
else
create_db
fi
}

# Start the installation process
echo "${CYAN}Starting the installation process...${RESET}"
install_wp
install_test_suite
install_db
echo "${GREEN}Installation complete!${RESET}"
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