'; // WPCS: XSS ok.
}
/**
* Initialise settings form fields.
*
* Add an array of fields to be displayed on the gateway's settings screen.
*
* @since 1.0.0
*/
public function init_form_fields() {}
/**
* Return the name of the option in the WP DB.
*
* @since 2.6.0
* @return string
*/
public function get_option_key() {
return $this->plugin_id . $this->id . '_settings';
}
/**
* Get a fields type. Defaults to "text" if not set.
*
* @param array $field Field key.
* @return string
*/
public function get_field_type( $field ) {
return empty( $field['type'] ) ? 'text' : $field['type'];
}
/**
* Get a fields default value. Defaults to "" if not set.
*
* @param array $field Field key.
* @return string
*/
public function get_field_default( $field ) {
return empty( $field['default'] ) ? '' : $field['default'];
}
/**
* Get a field's posted and validated value.
*
* @param string $key Field key.
* @param array $field Field array.
* @param array $post_data Posted data.
* @return string
*/
public function get_field_value( $key, $field, $post_data = array() ) {
$type = $this->get_field_type( $field );
$field_key = $this->get_field_key( $key );
$post_data = empty( $post_data ) ? $_POST : $post_data; // WPCS: CSRF ok, input var ok.
$value = isset( $post_data[ $field_key ] ) ? $post_data[ $field_key ] : null;
if ( isset( $field['sanitize_callback'] ) && is_callable( $field['sanitize_callback'] ) ) {
return call_user_func( $field['sanitize_callback'], $value );
}
// Look for a validate_FIELDID_field method for special handling.
if ( is_callable( array( $this, 'validate_' . $key . '_field' ) ) ) {
return $this->{'validate_' . $key . '_field'}( $key, $value );
}
// Look for a validate_FIELDTYPE_field method.
if ( is_callable( array( $this, 'validate_' . $type . '_field' ) ) ) {
return $this->{'validate_' . $type . '_field'}( $key, $value );
}
// Fallback to text.
return $this->validate_text_field( $key, $value );
}
/**
* Sets the POSTed data. This method can be used to set specific data, instead of taking it from the $_POST array.
*
* @param array $data Posted data.
*/
public function set_post_data( $data = array() ) {
$this->data = $data;
}
/**
* Returns the POSTed data, to be used to save the settings.
*
* @return array
*/
public function get_post_data() {
if ( ! empty( $this->data ) && is_array( $this->data ) ) {
return $this->data;
}
return $_POST; // WPCS: CSRF ok, input var ok.
}
/**
* Update a single option.
*
* @since 3.4.0
* @param string $key Option key.
* @param mixed $value Value to set.
* @return bool was anything saved?
*/
public function update_option( $key, $value = '' ) {
if ( empty( $this->settings ) ) {
$this->init_settings();
}
$this->settings[ $key ] = $value;
return update_option( $this->get_option_key(), apply_filters( 'woocommerce_settings_api_sanitized_fields_' . $this->id, $this->settings ), 'yes' );
}
/**
* Processes and saves options.
* If there is an error thrown, will continue to save and validate fields, but will leave the erroring field out.
*
* @return bool was anything saved?
*/
public function process_admin_options() {
$this->init_settings();
$post_data = $this->get_post_data();
foreach ( $this->get_form_fields() as $key => $field ) {
if ( 'title' !== $this->get_field_type( $field ) ) {
try {
$this->settings[ $key ] = $this->get_field_value( $key, $field, $post_data );
if ( 'select' === $field['type'] || 'checkbox' === $field['type'] ) {
/**
* Notify that a non-option setting has been updated.
*
* @since 7.8.0
*/
do_action(
'woocommerce_update_non_option_setting',
array(
'id' => $key,
'type' => $field['type'],
'value' => $this->settings[ $key ],
)
);
}
} catch ( Exception $e ) {
$this->add_error( $e->getMessage() );
}
}
}
$option_key = $this->get_option_key();
do_action( 'woocommerce_update_option', array( 'id' => $option_key ) ); // phpcs:ignore WooCommerce.Commenting.CommentHooks.MissingHookComment
return update_option( $option_key, apply_filters( 'woocommerce_settings_api_sanitized_fields_' . $this->id, $this->settings ), 'yes' ); // phpcs:ignore WooCommerce.Commenting.CommentHooks.MissingHookComment
}
/**
* Add an error message for display in admin on save.
*
* @param string $error Error message.
*/
public function add_error( $error ) {
$this->errors[] = $error;
}
/**
* Get admin error messages.
*/
public function get_errors() {
return $this->errors;
}
/**
* Display admin error messages.
*/
public function display_errors() {
if ( $this->get_errors() ) {
echo '
';
foreach ( $this->get_errors() as $error ) {
echo '
' . wp_kses_post( $error ) . '
';
}
echo '
';
}
}
/**
* Initialise Settings.
*
* Store all settings in a single database entry
* and make sure the $settings array is either the default
* or the settings stored in the database.
*
* @since 1.0.0
* @uses get_option(), add_option()
*/
public function init_settings() {
$this->settings = get_option( $this->get_option_key(), null );
// If there are no settings defined, use defaults.
if ( ! is_array( $this->settings ) ) {
$form_fields = $this->get_form_fields();
$this->settings = array_merge( array_fill_keys( array_keys( $form_fields ), '' ), wp_list_pluck( $form_fields, 'default' ) );
}
}
/**
* Get option from DB.
*
* Gets an option from the settings API, using defaults if necessary to prevent undefined notices.
*
* @param string $key Option key.
* @param mixed $empty_value Value when empty.
* @return string The value specified for the option or a default value for the option.
*/
public function get_option( $key, $empty_value = null ) {
if ( empty( $this->settings ) ) {
$this->init_settings();
}
// Get option default if unset.
if ( ! isset( $this->settings[ $key ] ) ) {
$form_fields = $this->get_form_fields();
$this->settings[ $key ] = isset( $form_fields[ $key ] ) ? $this->get_field_default( $form_fields[ $key ] ) : '';
}
if ( ! is_null( $empty_value ) && '' === $this->settings[ $key ] ) {
$this->settings[ $key ] = $empty_value;
}
return $this->settings[ $key ];
}
/**
* Prefix key for settings.
*
* @param string $key Field key.
* @return string
*/
public function get_field_key( $key ) {
return $this->plugin_id . $this->id . '_' . $key;
}
/**
* Generate Settings HTML.
*
* Generate the HTML for the fields on the "settings" screen.
*
* @param array $form_fields (default: array()) Array of form fields.
* @param bool $echo Echo or return.
* @return string the html for the settings
* @since 1.0.0
* @uses method_exists()
*/
public function generate_settings_html( $form_fields = array(), $echo = true ) {
if ( empty( $form_fields ) ) {
$form_fields = $this->get_form_fields();
}
$html = '';
foreach ( $form_fields as $k => $v ) {
$type = $this->get_field_type( $v );
if ( method_exists( $this, 'generate_' . $type . '_html' ) ) {
$html .= $this->{'generate_' . $type . '_html'}( $k, $v );
} elseif ( has_filter( 'woocommerce_generate_' . $type . '_html' ) ) {
/**
* Allow the generation of custom field types on the settings screen.
*
* The dynamic portion of the hook name refers to the slug of the custom field type.
* For instance, to introduce a new field type `fancy_lazy_dropdown` you would use
* the hook `woocommerce_generate_fancy_lazy_dropdown_html`.
*
* @since 6.5.0
*
* @param string $field_html The markup of the field being generated (initiated as an empty string).
* @param string $key The key of the field.
* @param array $data The attributes of the field as an associative array.
* @param object $wc_settings The current WC_Settings_API object.
*/
$html .= apply_filters( 'woocommerce_generate_' . $type . '_html', '', $k, $v, $this );
} else {
$html .= $this->generate_text_html( $k, $v );
}
}
if ( $echo ) {
echo $html; // WPCS: XSS ok.
} else {
return $html;
}
}
/**
* Get HTML for tooltips.
*
* @param array $data Data for the tooltip.
* @return string
*/
public function get_tooltip_html( $data ) {
if ( true === $data['desc_tip'] ) {
$tip = $data['description'];
} elseif ( ! empty( $data['desc_tip'] ) ) {
$tip = $data['desc_tip'];
} else {
$tip = '';
}
return $tip ? wc_help_tip( $tip, true ) : '';
}
/**
* Get HTML for descriptions.
*
* @param array $data Data for the description.
* @return string
*/
public function get_description_html( $data ) {
if ( true === $data['desc_tip'] ) {
$description = '';
} elseif ( ! empty( $data['desc_tip'] ) ) {
$description = $data['description'];
} elseif ( ! empty( $data['description'] ) ) {
$description = $data['description'];
} else {
$description = '';
}
return $description ? '