Only include browsersync config if on a DDEV environment (#84)

Author: graham73may

scripts/setup-wordpress-settings.sh

@@ -34,8 +34,8 @@ echo "Adding wp-config-ddev-browsersync.php to: ${SETTINGS_FILE_NAME}"
 awk '
 /\/\/ Include for settings managed by ddev./ {
     print "/** Include for ddev-browsersync to modify WP_HOME and WP_SITEURL. */"
-    print "$ddev_browsersync_settings = dirname( __FILE__ ) . \"/wp-config-ddev-browsersync.php\";"
-    print "if ( is_readable( $ddev_browsersync_settings ) ) {"
+    print "$ddev_browsersync_settings = __DIR__ . '\''/wp-config-ddev-browsersync.php'\'';"
+    print "if ( getenv( '\''IS_DDEV_PROJECT'\'' ) == '\''true'\'' && is_readable( $ddev_browsersync_settings ) ) {"
     print "    require_once( $ddev_browsersync_settings );"
     print "}"
     print ""