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1<?php
2/**
3 * This settings field is a text field to configure the number of seconds the autologin codes should be valid for.
4 *
5 * @link       https://BrianHenry.ie
6 * @since      1.0.0
7 *
8 * @package BH_WP_Autologin_URLs\admin\partials
9 */
10
11namespace BrianHenryIE\WP_Autologin_URLs\Admin\Settings_Fields;
12
13use BrianHenryIE\WP_Autologin_URLs\Settings_Interface;
14
15/**
16 * Class Expiry_Age
17 *
18 * @package BH_WP_Autologin_URLs\admin\partials
19 */
20class Expiry_Age extends Settings_Section_Element_Abstract {
21
22    /**
23     * Expiry_Age constructor.
24     *
25     * @param string             $settings_page_slug_name The slug of the page this setting is being displayed on.
26     * @param Settings_Interface $settings The existing settings saved in the database.
27     */
28    public function __construct( $settings_page_slug_name, $settings ) {
29
30        parent::__construct( $settings_page_slug_name );
31
32        $this->value = $settings->get_expiry_age();
33
34        $this->id    = 'bh_wp_autologin_urls_seconds_until_expiry';
35        $this->title = 'Expiry age:';
36        $this->page  = $settings_page_slug_name;
37
38        $this->add_settings_field_args['helper']       = 'Number of seconds until each code expires.';
39        $this->add_settings_field_args['supplemental'] = 'default: 604800 (one week)';
40        $this->add_settings_field_args['default']      = 604800;
41        $this->add_settings_field_args['placeholder']  = '';
42
43        $this->register_setting_args['default'] = 604800;
44    }
45
46    /**
47     * The function used by WordPress Settings API to output the field.
48     *
49     * @param array{placeholder:string, helper:string, supplemental:string} $arguments Settings passed from WordPress do_settings_fields() function.
50     */
51    public function print_field_callback( $arguments ): void {
52
53        $value = $this->value;
54
55        printf( '<input name="%1$s" id="%1$s" type="text" placeholder="%2$s" value="%3$s" />', esc_attr( $this->id ), esc_attr( $arguments['placeholder'] ), esc_attr( $value ) );
56
57        printf( '<span class="helper">%s</span>', esc_html( $arguments['helper'] ) );
58
59        printf( '<p class="description">%s</p>', esc_html( $arguments['supplemental'] ) );
60    }
61
62    /**
63     * Expiry age should always be a number. Accepts arithmetic, e.g. 60*60*24.
64     *
65     * @param string $value The value POSTed by the Settings API.
66     *
67     * @return int
68     */
69    public function sanitize_callback( $value ) {
70
71        if ( empty( $value ) ) {
72
73            add_settings_error( $this->id, 'expiry-age-empty-error', 'Expiry age was empty. Previous value ' . $this->value . ' was saved.', 'error' );
74
75            return $this->value;
76        }
77
78        // Remove anything that is not a digit or "*".
79        $value = (string) preg_replace( '/[^0-9*]/', '', $value );
80
81        if ( ! stristr( $value, '*' ) ) {
82            return intval( abs( $value ) );
83        }
84
85        $value = explode( '*', $value );
86
87        $result = array_product( $value );
88
89        return intval( abs( $result ) );
90    }
91}