Add some comments to deactivate_missing_plugins()

deactivate_missing_plugins()

{

	# Output active plugin entrypoints as a JSON array

	wp option get active_plugins --format=json |

	# Convert to lines of raw strings

	jq -r '.[]' |

	# Filter out plugin entrypoints that don't exist in wp-content/plugins

	while read plugin; do

		test -e wp-content/plugins/$plugin &&

			echo $plugin ||

			echo >&2 "Deactivating removed plugin: $(dirname $plugin)"

	done |

	# Convert raw lines back into a JSON array

	jq -nR '[inputs]' |

	# Update the active plugin entrypoints

	wp option update active_plugins --format=json

}