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176 lines
4.8 KiB
176 lines
4.8 KiB
#!/bin/bash
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### error_handling
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function trap_error() {
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error_code=$1
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error_line=$2
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if [[ ${error_code} -lt 100 ]]; then
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printf "\nEXIT #${error_code} due to error at line ${error_line} : \n-----------------------------------------\n"
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sed "${error_line}q;d" $0
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echo
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fi
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exit $error_code
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}
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set -e
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trap 'trap_error $? $LINENO' ERR
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### ------------------
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function detectWordpress() {
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local result=$(pwd)
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while [[ ! ("$result" == / || -f "$result/wp-config.php") ]]; do
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result=$(dirname "$result")
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done
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if [[ "$result" == / ]]; then
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echo >&2 "no WORDPRESS detected!"
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exit 100
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fi
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echo "$result"
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}
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function getConfigComment() {
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local result=$(grep -e "^#" $WP_CONFIG | grep "$1" | head -n1 | cut -d ',' -f2 | cut -d \' -f2)
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if [[ -z "$result" ]]; then
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echo "config comment: $1 not found!"
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exit 2
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fi
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echo "$result"
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}
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function getConfigEntry() {
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local result=$(grep "$1" $WP_CONFIG | head -n1 | cut -d ',' -f2 | cut -d \' -f2)
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if [[ -z "$result" ]]; then
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echo "config entry: $1 not found!"
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exit 2
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fi
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echo "$result"
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}
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function sql() {
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local result=$(echo "$1" | mysql -srN -u $DB_USER -h $DB_HOST $DB_NAME -p$DB_PASS 2>&1)
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if [[ $result =~ ^ERROR ]]; then
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echo >&2 "sql failure: $result"
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exit 3
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else
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echo "$result"
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fi
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}
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function sqlFile() {
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local result=$(cat "$1" | mysql -srN -u $DB_USER -h $DB_HOST $DB_NAME -p$DB_PASS 2>&1)
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if [[ $result =~ ^ERROR ]]; then
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echo >&2 "sql failure: $result"
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exit 3
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else
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echo "$result"
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fi
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}
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function changeHome() {
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local FROM=$1
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local TO=$2
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sql "UPDATE wp_options SET option_value = replace(option_value, '$FROM', '$TO') WHERE option_name = 'home' OR option_name = 'siteurl'"
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sql "UPDATE wp_posts SET guid = replace(guid, '$FROM','$TO')"
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sql "UPDATE wp_posts SET post_content = replace(post_content, '$FROM', '$TO')"
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sql "UPDATE wp_postmeta SET meta_value = replace(meta_value,'$FROM','$TO')"
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}
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function lastMigration() {
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sql "SELECT migration_file FROM migrations ORDER BY last_run DESC LIMIT 1"
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}
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function upgradeMigration() {
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local LAST_MIGRATION=$1
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local UPGRADE=false
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if [[ "$LAST_MIGRATION" == '' ]]; then
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UPGRADE=true
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fi
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local MIG_BASE="$WP_BASE/wp-content/migrations"
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local MIGRATIONS=$(ls -p1 $MIG_BASE | grep -v /)
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local MIG_FILE
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for mig in $MIGRATIONS; do
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if [[ "$UPGRADE" == true ]]; then
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printf "applying %50s ... " $mig
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printf "%d %d" $(sqlFile $MIG_BASE/$mig)
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echo " DONE"
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MIG_FILE=$mig
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else
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printf "useless %50s \n" $mig
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if [[ "$LAST_MIGRATION" == "$mig" ]]; then
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UPGRADE=true
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fi
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fi
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done
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if [[ $UPGRADE == true && $MIG_FILE != '' ]]; then
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local done=$(sql "INSERT INTO migrations(migration_file, last_run) VALUES ('$mig', NOW())")
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echo "all migrations succeeded, wrote: $mig"
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else
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echo "already up-to-date"
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fi
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}
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function buildMigrations() {
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if [[ ! -d "$WP_BASE"/wp-content/migrations ]]; then
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mkdir -p "$WP_BASE"/wp-content/migrations
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echo "migrations folder created!"
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fi
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sql "CREATE TABLE IF NOT EXISTS migrations (id int(11) NOT NULL AUTO_INCREMENT, migration_file varchar(255) COLLATE utf8_unicode_ci NOT NULL, last_run varchar(45) COLLATE utf8_unicode_ci NOT NULL, PRIMARY KEY (id) )"
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}
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function playEnvironment() {
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buildMigrations
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local PLATFORM=$1
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local PLATFORM_BASE="$WP_BASE/wp-content/migrations/$PLATFORM"
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if [[ -d "$PLATFORM_BASE" ]]; then
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echo play platform $PLATFORM
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local MIGRATIONS=$(ls -p1 $PLATFORM_BASE | grep -v /)
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for mig in $MIGRATIONS; do
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printf "applying %50s ... " $mig
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printf "%d %d" $(sqlFile $PLATFORM_BASE/$mig)
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echo " DONE"
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done
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fi
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}
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## MAIN
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## ----
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WP_BASE=$(detectWordpress)
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WP_CONFIG="$WP_BASE/wp-config.php"
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echo "WP_BASE = $WP_BASE"
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WP_HOME=$(getConfigComment WP_HOME)
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echo "WP_HOME = $WP_HOME"
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DB_HOST=$(getConfigEntry DB_HOST)
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DB_NAME=$(getConfigEntry DB_NAME)
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DB_USER=$(getConfigEntry DB_USER)
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DB_PASS=$(getConfigEntry DB_PASSWORD)
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CURRENT_HOME=$(sql "SELECT option_value FROM wp_options WHERE option_name = 'home'")
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if [[ "$CURRENT_HOME" != "$WP_HOME" ]]; then
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echo "HOME detected = $CURRENT_HOME , needs to apply changes"
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$(changeHome "$CURRENT_HOME" "$WP_HOME")
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fi
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if [[ "$WP_HOME" =~ https?:\/\/beta[0-9]*\..*|https?:\/\/.*\.beta[0-9]*\..* ]]; then
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playEnvironment BETA
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else
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if [[ "$WP_HOME" =~ https?:\/\/dev[0-9]*\..*|https?:\/\/.*\.dev[0-9]*\..* ]]; then
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playEnvironment DEV
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else
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playEnvironment PROD
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fi
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fi
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CURRENT_MIGRATION=$(lastMigration)
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upgradeMigration "$CURRENT_MIGRATION"
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