User profile: add custom fields

// Display Hooks For User Edit
add_action( 'show_user_profile', function( $user ) {

	do_action( 'ccom_profile_fields', $user );

} );

add_action( 'edit_user_profile', function( $user ) {

	do_action( 'ccom_profile_fields', $user );

} );

// Display Logic For User Edit
add_action( 'ccom_profile_fields', function( $user ) {

	// Get Field Value
	$ccom_custom_field = get_user_meta(
		$user->ID, 'ccom_custom_field', true
	);

	// Show Field
	printf(
		'
			<table class="form-table">
				<tr>
					<th><label for="ccom_custom_field">%s</label></th>
					<td>
						<input type="text" id="ccom_custom_field" name="ccom_custom_field" value="%s" />
					</td>
				</tr>
			</table>
		',
		'Custom Field',
		$ccom_custom_field
	);

} );

// My Account Edit Profile Form
add_action( 'woocommerce_edit_account_form', function() {

	// Get User Object
	$user = wp_get_current_user();

	?>

	<p class="woocommerce-form-row woocommerce-form-row--wide form-row form-row-wide">
		<label for="favorite_color">Custom Field</label>
		<input type="text"
			class="woocommerce-Input woocommerce-Input--text input-text"
			name="ccom_custom_field" id="ccom_custom_field"
			value="<?php echo esc_attr( $user->ccom_custom_field ); ?>" />
	</p>

	<?php

} );

// My Account Edit Profile Save
add_action( 'woocommerce_save_account_details', function( $user_id ) {

	// Maybe Update Field
	if( isset( $_POST['ccom_custom_field'] ) ) {
		update_user_meta(
			$user_id,
			'ccom_custom_field',
			esc_attr( $_POST['ccom_custom_field'] )
		);
	}

} );

// Profile Update Hooks
add_action( 'personal_options_update', function( $user_id ) {

	do_action( 'ccom_profile_update', $user_id );

} );

add_action( 'edit_user_profile_update', function( $user_id ) {

	do_action( 'ccom_profile_update', $user_id );

} );

// Profile Update Logic
add_action( 'ccom_profile_update', function( $user_id ) {

	// Security Check
	if ( ! current_user_can( 'edit_user', $user_id ) ) {
		return false;
	}

	// Maybe Update Field
	if( isset( $_POST['ccom_custom_field'] ) ) {
		update_user_meta(
			$user_id,
			'ccom_custom_field',
			esc_attr( $_POST['ccom_custom_field'] )
		);
	}

} );