Sandbox

class-toptal-save-admin.php

/**
 * Sandbox our settings.
 *
 * @since    1.0.0
 */
public function sandbox_register_setting( $input ) {

	$new_input = array();

	if ( isset( $input ) ) {
		// Loop trough each input and sanitize the value if the input id isn't post-types
		foreach ( $input as $key => $value ) {
			if ( $key == 'post-types' ) {
				$new_input[ $key ] = $value;
			} else {
				$new_input[ $key ] = sanitize_text_field( $value );
			}
		}
	}

	return $new_input;

}

/**
 * Sandbox our section for the settings.
 *
 * @since    1.0.0
 */
public function sandbox_add_settings_section() {

	return;

}

/**
 * Sandbox our single checkboxes.
 *
 * @since    1.0.0
 */
public function sandbox_add_settings_field_single_checkbox( $args ) {

	$field_id = $args['label_for'];
	$field_description = $args['description'];

	$options = get_option( $this->plugin_name . '-settings' );
	$option = 0;

	if ( ! empty( $options[ $field_id ] ) ) {

		$option = $options[ $field_id ];

	}

	?>

		<label for="<?php echo $this->plugin_name . '-settings[' . $field_id . ']'; ?>">
			<input type="checkbox" name="<?php echo $this->plugin_name . '-settings[' . $field_id . ']'; ?>" id="<?php echo $this->plugin_name . '-settings[' . $field_id . ']'; ?>" <?php checked( $option, true, 1 ); ?> value="1" />
			<span class="description"><?php echo esc_html( $field_description ); ?></span>
		</label>

	<?php

}

/**
 * Sandbox our multiple checkboxes
 *
 * @since    1.0.0
 */
public function sandbox_add_settings_field_multiple_checkbox( $args ) {

	$field_id = $args['label_for'];
	$field_description = $args['description'];

	$options = get_option( $this->plugin_name . '-settings' );
	$option = array();

	if ( ! empty( $options[ $field_id ] ) ) {
		$option = $options[ $field_id ];
	}

	if ( $field_id == 'post-types' ) {

		$args = array(
			'public' => true
		);
		$post_types = get_post_types( $args, 'objects' );

		foreach ( $post_types as $post_type ) {

			if ( $post_type->name != 'attachment' ) {

				if ( in_array( $post_type->name, $option ) ) {
					$checked = 'checked="checked"';
				} else {
					$checked = '';
				}

				?>

					<fieldset>
						<label for="<?php echo $this->plugin_name . '-settings[' . $field_id . '][' . $post_type->name . ']'; ?>">
							<input type="checkbox" name="<?php echo $this->plugin_name . '-settings[' . $field_id . '][]'; ?>" id="<?php echo $this->plugin_name . '-settings[' . $field_id . '][' . $post_type->name . ']'; ?>" value="<?php echo esc_attr( $post_type->name ); ?>" <?php echo $checked; ?> />
							<span class="description"><?php echo esc_html( $post_type->label ); ?></span>
						</label>
					</fieldset>

				<?php

			}

		}

	} else {

		$field_args = $args['options'];

		foreach ( $field_args as $field_arg_key => $field_arg_value ) {

			if ( in_array( $field_arg_key, $option ) ) {
				$checked = 'checked="checked"';
			} else {
				$checked = '';
			}

			?>

				<fieldset>
					<label for="<?php echo $this->plugin_name . '-settings[' . $field_id . '][' . $field_arg_key . ']'; ?>">
						<input type="checkbox" name="<?php echo $this->plugin_name . '-settings[' . $field_id . '][]'; ?>" id="<?php echo $this->plugin_name . '-settings[' . $field_id . '][' . $field_arg_key . ']'; ?>" value="<?php echo esc_attr( $field_arg_key ); ?>" <?php echo $checked; ?> />
						<span class="description"><?php echo esc_html( $field_arg_value ); ?></span>
					</label>
				</fieldset>

			<?php

		}

	}

	?>

		<p class="description"><?php echo esc_html( $field_description ); ?></p>

	<?php

}

/**
 * Sandbox our inputs with text
 *
 * @since    1.0.0
 */
public function sandbox_add_settings_field_input_text( $args ) {

	$field_id = $args['label_for'];
	$field_default = $args['default'];

	$options = get_option( $this->plugin_name . '-settings' );
	$option = $field_default;

	if ( ! empty( $options[ $field_id ] ) ) {

		$option = $options[ $field_id ];

	}

	?>
	
		<input type="text" name="<?php echo $this->plugin_name . '-settings[' . $field_id . ']'; ?>" id="<?php echo $this->plugin_name . '-settings[' . $field_id . ']'; ?>" value="<?php echo esc_attr( $option ); ?>" class="regular-text" />

	<?php

}