LLMS_Admin_Settings::save_fields( array $settings )

Save admin fields.


Description Description

Loops through a LifterLMS settings field options array and saves the values via update_option().


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Parameters Parameters

$settings

(array) (Required) Opens array to output


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Return Return

(boolean)


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Source Source

File: includes/admin/class.llms.admin.settings.php

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    // phpcs:disable WordPress.Security.NonceVerification.Missing -- nonce is checked in self::save().
    if ( empty( $_POST ) ) {
        return false;
    }
 
    // Options to update will be stored here.
    $update_options = array();
 
    // Loop options and get values to save.
    foreach ( $settings as $field ) {
 
        if ( ! isset( $field['id'] ) ) {
            continue;
        }
 
        $type = isset( $field['type'] ) ? sanitize_title( $field['type'] ) : '';
 
        // Remove secure options from the database.
        if ( isset( $field['secure_option'] ) && llms_get_secure_option( $field['secure_option'] ) ) {
            delete_option( $field['id'] );
            continue;
        }
 
        // Get the option name.
        $option_value = null;
 
        // Determines if the option value is an array.
        $is_array_option = false !== strpos( $field['id'], '[' );
 
        switch ( $type ) {
 
            case 'checkbox':
                if ( $is_array_option ) {
                    $option_value = self::get_array_field_posted_value( $field['id'] ) ? 'yes' : 'no';
                } elseif ( isset( $_POST[ $field['id'] ] ) ) {
                    $option_value = 'yes';
                } else {
                    $option_value = 'no';
                }
                break;
 
            case 'textarea':
            case 'wpeditor':
                if ( isset( $_POST[ $field['id'] ] ) ) {
                    $option_value = wp_kses_post( trim( llms_filter_input( INPUT_POST, $field['id'], FILTER_DEFAULT ) ) );
                } else {
                    $option_value = '';
                }
                break;
 
            case 'password':
            case 'text':
            case 'email':
            case 'number':
            case 'select':
            case 'single_select_page':
            case 'single_select_membership':
            case 'radio':
            case 'hidden':
            case 'image':
                if ( $is_array_option ) {
                    $option_value = self::get_array_field_posted_value( $field['id'] );
                } elseif ( isset( $_POST[ $field['id'] ] ) ) {
                    $option_value = llms_filter_input_sanitize_string( INPUT_POST, $field['id'] );
                } else {
                    $option_value = '';
                }
 
                if ( isset( $field['sanitize'] ) && 'slug' === $field['sanitize'] ) {
                    $option_value = sanitize_title( $option_value );
                }
 
                break;
 
            case 'multiselect':
                if ( isset( $_POST[ $field['id'] ] ) ) {
                    $option_value = llms_filter_input_sanitize_string( INPUT_POST, $field['id'], array( FILTER_REQUIRE_ARRAY ) );
                } else {
                    $option_value = '';
                }
                break;
 
            default:
                /**
                 * Action run for external field types.
                 *
                 * @since Unknown
                 * @deprecated 7.0.0 Use `llms_update_option_{$type}` filter hook instead.
                 *
                 * @param type $arg Description.
                 */
                do_action_deprecated( "lifterlms_update_option_{$type}", array( $field ), '7.0.0' );
 
        }
 
        // Special treatment for the 'maxlength' attribute.
        if ( in_array( $type, array( 'text', 'textarea' ), true ) && isset( $field['custom_attributes']['maxlength'] ) ) {
            $option_value = llms_trim_string( $option_value, (int) $field['custom_attributes']['maxlength'], '' );
        }
 
        /**
         * Filters the value of a settings field after it has been parsed and sanitized
         * and before it is saved to the database.
         *
         * The dynamic portion of this hook, `{$type}` refers to the setting field type:
         * email, text, checkbox, etc...
         *
         * @since 7.0.0
         *
         * @param string|null $option_value The sanitized option value or `null`.
         * @param array       $field        The settings field array.
         */
        $option_value = apply_filters( "llms_update_option_{$type}", $option_value, $field );
 
        if ( ! is_null( $option_value ) ) {
 
            if ( $is_array_option ) {
 
                parse_str( $field['id'], $option_array );
 
                // Option name is first key.
                $option_name = current( array_keys( $option_array ) );
 
                // Get old option value.
                if ( ! isset( $update_options[ $option_name ] ) ) {
                    $update_options[ $option_name ] = get_option( $option_name, array() );
                }
 
                if ( ! is_array( $update_options[ $option_name ] ) ) {
                    $update_options[ $option_name ] = array();
                }
 
                // Set keys and value.
                $key = key( $option_array[ $option_name ] );
 
                $update_options[ $option_name ][ $key ] = $option_value;
 
            } else {
                $update_options[ $field['id'] ] = $option_value;
            }
        }
 
        /**
         * Action run prior to the update of a LifterLMS setting field option.
         *
         * An update isn't guaranteed after this action if the method's logic can't
         * find a valid posted valued to persist to the database.
         *
         * @since Unknown
         *
         * @param array $field The admin setting field array to be updated.
         */
        do_action( 'lifterlms_update_option', $field );
 
    }
 
    // Now save the options.
    foreach ( $update_options as $name => $value ) {
        update_option( $name, $value );
    }
 
    // phpcs:enable WordPress.Security.NonceVerification.Missing
 
    return true;
 
}


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Changelog Changelog

Changelog
Version Description
7.0.0 Add handling for array fields for standard input types. Account for the maxlength input text and textarea attribute.
5.9.0 Stop using deprecated FILTER_SANITIZE_STRING.
3.35.2 Don't strip tags on editor and textarea fields that allow HTML.
3.35.0 Sanitize $_POST data.
3.29.0 Unknown.
1.0.0 Introduced.

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