| 1 |
<?php |
| 2 |
namespace ABlocksCookieConsent; |
| 3 |
|
| 4 |
if ( ! defined( 'ABSPATH' ) ) { |
| 5 |
exit; |
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} |
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|
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/** |
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* Settings access and the shipped defaults. |
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* |
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* Everything the addon does is driven from one option so the whole |
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* configuration can be read in a single query on the front end, and so the |
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* admin screen has exactly one thing to save. |
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*/ |
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class Helper { |
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|
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/** |
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* Cached decoded settings for this request. |
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* |
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* @var array|null |
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*/ |
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private static $settings = null; |
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|
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/** |
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* The categories the plugin ships with. |
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* |
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* `necessary` is locked: it cannot be refused, because refusing it would |
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* mean refusing the site. Everything else defaults to denied, which is the |
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* only default an opt-in regime allows. |
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*/ |
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public static function default_categories() { |
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return [ |
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[ |
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'slug' => 'necessary', |
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'label' => __( 'Strictly necessary', 'ablocks' ), |
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'description' => __( 'Required for the site to work — security, load balancing, and remembering your cookie choice. These cannot be switched off.', 'ablocks' ), |
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'locked' => true, |
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'enabled' => true, |
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// Only the cookie this addon sets itself is listed. What else a |
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// site stores depends on what it runs, and a pre-filled list of |
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// cookies that are not actually set is worse than an empty one: |
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// it is a disclosure that is wrong. |
| 43 |
'cookies' => [ |
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[ |
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'name' => 'ablocks_consent', |
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'provider' => '', |
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'duration' => __( '1 year', 'ablocks' ), |
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'purpose' => __( 'Stores which cookie categories you agreed to, so you are not asked again.', 'ablocks' ), |
| 49 |
], |
| 50 |
], |
| 51 |
], |
| 52 |
[ |
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'slug' => 'functional', |
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'label' => __( 'Functional', 'ablocks' ), |
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'description' => __( 'Remember choices you make, such as language or region, and enable embedded content.', 'ablocks' ), |
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'locked' => false, |
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'enabled' => true, |
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'cookies' => [], |
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], |
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[ |
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'slug' => 'analytics', |
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'label' => __( 'Analytics', 'ablocks' ), |
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'description' => __( 'Help us understand how the site is used, so we can improve it. The data is aggregated.', 'ablocks' ), |
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'locked' => false, |
| 65 |
'enabled' => true, |
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'cookies' => [], |
| 67 |
], |
| 68 |
[ |
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'slug' => 'marketing', |
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'label' => __( 'Marketing', 'ablocks' ), |
| 71 |
'description' => __( 'Used to show you relevant advertising on this site and elsewhere, and to measure how it performs.', 'ablocks' ), |
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'locked' => false, |
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'enabled' => true, |
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'cookies' => [], |
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], |
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]; |
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} |
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|
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/** |
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* The rules that classify a script as belonging to a category. |
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* |
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* Only well-known tags ship enabled. A rule that fires on something it does |
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* not understand takes a site down — a blocked checkout or chat widget is a |
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* worse outcome than an ungated analytics tag — so the shipped list is |
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* short, specific, and visible in the admin screen for editing. |
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* |
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* `src` matches the script's URL; `inline` matches the contents of an inline |
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* script. Both are regular-expression bodies, matched case-insensitively. |
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*/ |
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public static function default_rules() { |
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return [ |
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[ |
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'id' => 'google-tag-manager', |
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'label' => 'Google Tag Manager', |
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'category' => 'analytics', |
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'src' => 'googletagmanager\.com/gtm\.js', |
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'inline' => 'googletagmanager\.com/gtm\.js|\(window,document,[\'"]script[\'"],[\'"]dataLayer', |
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'handles' => '', |
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'enabled' => true, |
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], |
| 101 |
[ |
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'id' => 'google-analytics', |
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'label' => 'Google Analytics (GA4 / gtag.js)', |
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'category' => 'analytics', |
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'src' => 'googletagmanager\.com/gtag/js|google-analytics\.com/(analytics|ga)\.js', |
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'inline' => 'gtag\s*\(\s*[\'"]config[\'"]|GoogleAnalyticsObject', |
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'handles' => '', |
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'enabled' => true, |
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], |
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[ |
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'id' => 'google-ads', |
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'label' => 'Google Ads / DoubleClick', |
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'category' => 'marketing', |
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'src' => 'googleadservices\.com|doubleclick\.net|googlesyndication\.com', |
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'inline' => '', |
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'handles' => '', |
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'enabled' => true, |
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], |
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[ |
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'id' => 'meta-pixel', |
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'label' => 'Meta (Facebook) Pixel', |
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'category' => 'marketing', |
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'src' => 'connect\.facebook\.net/[^/]+/fbevents\.js', |
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'inline' => 'fbq\s*\(|connect\.facebook\.net/[^/]+/fbevents\.js', |
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'handles' => '', |
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'enabled' => true, |
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], |
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[ |
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'id' => 'hotjar', |
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'label' => 'Hotjar', |
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'category' => 'analytics', |
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'src' => 'static\.hotjar\.com|script\.hotjar\.com', |
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'inline' => 'hjSettings|_hjSettings', |
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'handles' => '', |
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'enabled' => true, |
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], |
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[ |
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'id' => 'microsoft-clarity', |
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'label' => 'Microsoft Clarity', |
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'category' => 'analytics', |
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'src' => 'clarity\.ms', |
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'inline' => 'clarity\.ms/tag', |
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'handles' => '', |
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'enabled' => true, |
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], |
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[ |
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'id' => 'linkedin', |
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'label' => 'LinkedIn Insight Tag', |
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'category' => 'marketing', |
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'src' => 'snap\.licdn\.com', |
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'inline' => '_linkedin_partner_id', |
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'handles' => '', |
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'enabled' => true, |
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], |
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[ |
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'id' => 'tiktok', |
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'label' => 'TikTok Pixel', |
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'category' => 'marketing', |
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'src' => 'analytics\.tiktok\.com', |
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'inline' => 'ttq\.load|analytics\.tiktok\.com', |
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'handles' => '', |
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'enabled' => true, |
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], |
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[ |
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'id' => 'x-ads', |
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'label' => 'X (Twitter) Pixel', |
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'category' => 'marketing', |
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'src' => 'static\.ads-twitter\.com', |
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'inline' => 'twq\s*\(', |
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'handles' => '', |
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'enabled' => true, |
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], |
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[ |
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'id' => 'pinterest', |
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'label' => 'Pinterest Tag', |
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'category' => 'marketing', |
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'src' => 's\.pinimg\.com', |
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'inline' => 'pintrk\s*\(', |
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'handles' => '', |
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'enabled' => true, |
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], |
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[ |
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'id' => 'matomo', |
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'label' => 'Matomo', |
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'category' => 'analytics', |
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'src' => 'matomo\.js|piwik\.js', |
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'inline' => '_paq\.push', |
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'handles' => '', |
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'enabled' => true, |
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], |
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[ |
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'id' => 'intercom', |
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'label' => 'Intercom', |
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'category' => 'functional', |
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'src' => 'widget\.intercom\.io|js\.intercomcdn\.com', |
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'inline' => 'intercomSettings', |
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'handles' => '', |
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'enabled' => false, |
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], |
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[ |
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'id' => 'crisp', |
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'label' => 'Crisp Chat', |
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'category' => 'functional', |
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'src' => 'client\.crisp\.chat', |
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'inline' => '\$crisp', |
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'handles' => '', |
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'enabled' => false, |
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], |
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]; |
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} |
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|
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/** |
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* The banner's own defaults. Deliberately plain: a site owner will restyle |
| 214 |
* it, and a default that already looks "designed" is harder to restyle than |
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* one that looks neutral. |
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*/ |
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public static function default_banner() { |
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return [ |
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'layout' => 'bar', |
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'position' => 'bottom', |
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'title' => __( 'We use cookies', 'ablocks' ), |
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'message' => __( 'We use cookies to run this site, to understand how it is used, and — with your permission — to personalise what you see. You can change your mind at any time.', 'ablocks' ), |
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'policy_url' => '', |
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'policy_label' => __( 'Privacy policy', 'ablocks' ), |
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'accept_label' => __( 'Accept all', 'ablocks' ), |
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'reject_label' => __( 'Reject all', 'ablocks' ), |
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'settings_label' => __( 'Preferences', 'ablocks' ), |
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'save_label' => __( 'Save choices', 'ablocks' ), |
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'prefs_title' => __( 'Cookie preferences', 'ablocks' ), |
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'prefs_intro' => __( 'Choose which categories you allow. Strictly necessary cookies are always on.', 'ablocks' ), |
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'show_reject' => true, |
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'show_settings' => true, |
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|
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/* |
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* A way out of the banner that is not "yes". |
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* |
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* Off by default, because in an opt-in regime the honest default is |
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* that the question stays until it is answered. But a site that has |
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* turned Reject off — a legitimate choice, and a common one — leaves |
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* a visitor who will not accept with nothing to do but leave, and |
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* the banner in front of them on every page forever. That is worse |
| 242 |
* for everyone than a close button. |
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* |
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* Closing is never consent. `dismiss` stores nothing and releases |
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* nothing: it only stops asking for a while. `reject` writes a |
| 246 |
* refusal, which is the same outcome made durable. |
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*/ |
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'show_banner_close' => false, |
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'close_behaviour' => 'dismiss', |
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// 0 keeps the marker until the browser closes — the visitor has not |
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// answered, so they should be asked again on their next visit, just |
| 252 |
// not on every page of this one. |
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'dismiss_days' => 0, |
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// How much weight the Preferences button carries. A link is the |
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// quietest of the three and stays the default; an outline gives it |
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// the same presence as Accept without the same pull, which is what |
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// most consent managers settle on. |
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'settings_style' => 'link', |
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'overlay' => false, |
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'delay' => 0, |
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'reopen' => true, |
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'reopen_label' => __( 'Cookie preferences', 'ablocks' ), |
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'reopen_position' => 'bottom-left', |
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|
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/* |
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* The preferences panel. |
| 267 |
* |
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* `inline` swaps the banner's own contents for the category list, |
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* which is what this addon has always done and what every existing |
| 270 |
* install is configured for — so it stays the default. `modal` |
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* lifts the list into a centred dialog and leaves the banner where |
| 272 |
* it is behind, which is the shape most commercial consent managers |
| 273 |
* use and the only way to have a small corner notice open into |
| 274 |
* something big enough to read. |
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*/ |
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'prefs_layout' => 'inline', |
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'prefs_max_width' => 560, |
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'prefs_accordion' => false, |
| 279 |
'prefs_open_first' => false, |
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'show_cookie_table' => false, |
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// Closes the preferences and goes back to the banner. It never |
| 282 |
// dismisses the banner itself and never records a decision: |
| 283 |
// closing a dialog is not an answer to the question. |
| 284 |
'show_close' => true, |
| 285 |
'show_prefs_reject' => true, |
| 286 |
'show_prefs_accept' => false, |
| 287 |
'prefs_accept_label' => __( 'Accept all', 'ablocks' ), |
| 288 |
'cookie_policy_url' => '', |
| 289 |
'cookie_policy_label' => __( 'Cookie policy', 'ablocks' ), |
| 290 |
'locked_label' => __( 'Always on', 'ablocks' ), |
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'locked_style' => 'text', |
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'switch_style' => 'switch', |
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|
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'bg' => '#ffffff', |
| 295 |
'text' => '#1e1e1e', |
| 296 |
'muted' => '#5c5f66', |
| 297 |
'border' => '#e2e4e9', |
| 298 |
'accent' => '#5033ec', |
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'accent_text' => '#ffffff', |
| 300 |
'secondary_bg' => '#f2f2f5', |
| 301 |
'secondary_text' => '#1e1e1e', |
| 302 |
// Save has its own pair rather than borrowing the accent, so a |
| 303 |
// panel can distinguish "save what I chose" from "accept |
| 304 |
// everything" when both are on screen. Shipped equal to the accent |
| 305 |
// so nothing moves for an install that never touches them. |
| 306 |
'save_bg' => '#5033ec', |
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'save_text' => '#ffffff', |
| 308 |
'locked_bg' => '#e7f6ec', |
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'locked_text' => '#1c7a41', |
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'radius' => 10, |
| 311 |
'max_width' => 1180, |
| 312 |
'shadow' => true, |
| 313 |
]; |
| 314 |
} |
| 315 |
|
| 316 |
/** |
| 317 |
* Everything, before any saved value is layered on. |
| 318 |
*/ |
| 319 |
public static function defaults() { |
| 320 |
return [ |
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// `optin` blocks first and asks; `notice` shows the banner and gates |
| 322 |
// nothing, for sites that only need to tell visitors what they use. |
| 323 |
'mode' => 'optin', |
| 324 |
'enabled' => true, |
| 325 |
'policy_version' => 1, |
| 326 |
// 'default' keeps the shipped name and hides the field; only |
| 327 |
// 'custom' lets one be typed, because a rename is a migration and |
| 328 |
// not something to fall into by clicking in a text box. |
| 329 |
'cookie_name_mode' => 'default', |
| 330 |
'cookie_name' => 'ablocks_consent', |
| 331 |
// Set automatically when the name changes, so a rename does not |
| 332 |
// orphan every decision already made. Holds one hop only. |
| 333 |
'cookie_name_previous' => '', |
| 334 |
'cookie_days' => 365, |
| 335 |
// Tags aBlocks prints itself, already gated. Empty means the site |
| 336 |
// adds its own tags elsewhere and the rules below catch them. |
| 337 |
'tag_gtm' => '', |
| 338 |
'tag_ga4' => '', |
| 339 |
'tag_meta_pixel' => '', |
| 340 |
'reconsent_days' => 0, |
| 341 |
// The output-buffer layer. On by default because without it the |
| 342 |
// feature covers only enqueued scripts, which is most of what a |
| 343 |
// site owner would consider "not covered". |
| 344 |
'buffer_gating' => true, |
| 345 |
// Report what would be gated, gate nothing. The way to find out |
| 346 |
// what breaks before it breaks. |
| 347 |
'dry_run' => false, |
| 348 |
'consent_mode' => true, |
| 349 |
'consent_mode_wait' => 500, |
| 350 |
'record_enabled' => true, |
| 351 |
'record_ip' => false, |
| 352 |
'record_retention_days' => 730, |
| 353 |
'hide_for_admins' => false, |
| 354 |
'categories' => self::default_categories(), |
| 355 |
'rules' => self::default_rules(), |
| 356 |
'banner' => self::default_banner(), |
| 357 |
]; |
| 358 |
} |
| 359 |
|
| 360 |
/** |
| 361 |
* The current settings, defaults merged under whatever is saved. |
| 362 |
* |
| 363 |
* Merging one level deep on `banner` matters: a settings blob saved by an |
| 364 |
* older version is missing keys a newer one reads, and a missing colour is |
| 365 |
* an unreadable banner rather than a notice. |
| 366 |
*/ |
| 367 |
/** |
| 368 |
* Drop the per-request cache. |
| 369 |
* |
| 370 |
* The settings are read many times per page and change once, so they are |
| 371 |
* memoised. Anything that writes the option in the same request — the save |
| 372 |
* handler, and the test suite stepping through configurations — has to say |
| 373 |
* so, or it keeps reading what was there before. |
| 374 |
*/ |
| 375 |
public static function flush() { |
| 376 |
self::$settings = null; |
| 377 |
} |
| 378 |
|
| 379 |
public static function get_settings() { |
| 380 |
if ( null !== self::$settings ) { |
| 381 |
return self::$settings; |
| 382 |
} |
| 383 |
|
| 384 |
$defaults = self::defaults(); |
| 385 |
|
| 386 |
// The option holds a JSON string, but nothing stops another process |
| 387 |
// writing an array into it — a migration, a staging sync, `wp option |
| 388 |
// update --format=json`. json_decode() is typed against a string in |
| 389 |
// PHP 8, so without this guard that mistake is a fatal on every page |
| 390 |
// of the site rather than a setting that reads oddly. |
| 391 |
$stored = get_option( ABLOCKS_COOKIE_CONSENT_SETTINGS_NAME, '{}' ); |
| 392 |
$saved = is_string( $stored ) ? json_decode( $stored, true ) : $stored; |
| 393 |
$saved = is_array( $saved ) ? $saved : []; |
| 394 |
|
| 395 |
$settings = array_merge( $defaults, $saved ); |
| 396 |
$settings['banner'] = array_merge( $defaults['banner'], isset( $saved['banner'] ) && is_array( $saved['banner'] ) ? $saved['banner'] : [] ); |
| 397 |
|
| 398 |
if ( empty( $settings['categories'] ) || ! is_array( $settings['categories'] ) ) { |
| 399 |
$settings['categories'] = $defaults['categories']; |
| 400 |
} |
| 401 |
if ( ! isset( $saved['rules'] ) || ! is_array( $saved['rules'] ) ) { |
| 402 |
$settings['rules'] = $defaults['rules']; |
| 403 |
} |
| 404 |
|
| 405 |
self::$settings = apply_filters( 'ablocks/cookie_consent/settings', $settings ); |
| 406 |
return self::$settings; |
| 407 |
} |
| 408 |
|
| 409 |
/** |
| 410 |
* One setting. |
| 411 |
* |
| 412 |
* @param string $key Setting key. |
| 413 |
* @param mixed $default Fallback. |
| 414 |
* @return mixed |
| 415 |
*/ |
| 416 |
public static function get( $key, $default = null ) { |
| 417 |
$settings = self::get_settings(); |
| 418 |
return array_key_exists( $key, $settings ) ? $settings[ $key ] : $default; |
| 419 |
} |
| 420 |
|
| 421 |
/** |
| 422 |
* One banner setting. |
| 423 |
* |
| 424 |
* @param string $key Banner key. |
| 425 |
* @param mixed $default Fallback. |
| 426 |
* @return mixed |
| 427 |
*/ |
| 428 |
public static function banner( $key, $default = null ) { |
| 429 |
$banner = self::get( 'banner', [] ); |
| 430 |
return isset( $banner[ $key ] ) ? $banner[ $key ] : $default; |
| 431 |
} |
| 432 |
|
| 433 |
public static function save_settings( array $settings ) { |
| 434 |
self::flush(); |
| 435 |
return update_option( ABLOCKS_COOKIE_CONSENT_SETTINGS_NAME, wp_json_encode( $settings ) ); |
| 436 |
} |
| 437 |
|
| 438 |
/** |
| 439 |
* The categories that are switched on, `necessary` always first. |
| 440 |
*/ |
| 441 |
public static function active_categories() { |
| 442 |
$categories = array_values( |
| 443 |
array_filter( |
| 444 |
(array) self::get( 'categories', [] ), |
| 445 |
function ( $category ) { |
| 446 |
return ! empty( $category['slug'] ) && ! empty( $category['enabled'] ); |
| 447 |
} |
| 448 |
) |
| 449 |
); |
| 450 |
|
| 451 |
usort( |
| 452 |
$categories, |
| 453 |
function ( $a, $b ) { |
| 454 |
if ( ! empty( $a['locked'] ) === ! empty( $b['locked'] ) ) { |
| 455 |
return 0; |
| 456 |
} |
| 457 |
return ! empty( $a['locked'] ) ? -1 : 1; |
| 458 |
} |
| 459 |
); |
| 460 |
|
| 461 |
return apply_filters( 'ablocks/cookie_consent/categories', $categories ); |
| 462 |
} |
| 463 |
|
| 464 |
/** |
| 465 |
* Category slugs that a visitor can actually refuse. |
| 466 |
*/ |
| 467 |
public static function refusable_slugs() { |
| 468 |
$slugs = []; |
| 469 |
foreach ( self::active_categories() as $category ) { |
| 470 |
if ( empty( $category['locked'] ) ) { |
| 471 |
$slugs[] = $category['slug']; |
| 472 |
} |
| 473 |
} |
| 474 |
return $slugs; |
| 475 |
} |
| 476 |
|
| 477 |
/** |
| 478 |
* The enabled rules, keyed by nothing in particular — order is match order. |
| 479 |
*/ |
| 480 |
public static function active_rules() { |
| 481 |
$refusable = self::refusable_slugs(); |
| 482 |
$rules = array_values( |
| 483 |
array_filter( |
| 484 |
(array) self::get( 'rules', [] ), |
| 485 |
function ( $rule ) use ( $refusable ) { |
| 486 |
// A rule pointing at a category that is off, or at |
| 487 |
// `necessary`, would gate a script that is never released. |
| 488 |
return ! empty( $rule['enabled'] ) |
| 489 |
&& ! empty( $rule['category'] ) |
| 490 |
&& in_array( $rule['category'], $refusable, true ); |
| 491 |
} |
| 492 |
) |
| 493 |
); |
| 494 |
return apply_filters( 'ablocks/cookie_consent/rules', $rules ); |
| 495 |
} |
| 496 |
|
| 497 |
/** |
| 498 |
* Whether gating should run at all for this request. |
| 499 |
* |
| 500 |
* Dry run counts as "running": it walks the same rules, it just reports |
| 501 |
* instead of rewriting. |
| 502 |
*/ |
| 503 |
public static function is_gating_active() { |
| 504 |
if ( ! self::get( 'enabled', true ) || 'optin' !== self::get( 'mode', 'optin' ) ) { |
| 505 |
return false; |
| 506 |
} |
| 507 |
if ( is_admin() || wp_doing_ajax() || ( defined( 'REST_REQUEST' ) && REST_REQUEST ) ) { |
| 508 |
return false; |
| 509 |
} |
| 510 |
// Conditional query tags always answer false before the query has run, |
| 511 |
// so asking early would quietly gate a feed rather than skip it. |
| 512 |
if ( did_action( 'wp' ) && is_feed() ) { |
| 513 |
return false; |
| 514 |
} |
| 515 |
return (bool) apply_filters( 'ablocks/cookie_consent/is_gating_active', true ); |
| 516 |
} |
| 517 |
|
| 518 |
/** |
| 519 |
* Whether the banner should be printed for this request. |
| 520 |
*/ |
| 521 |
public static function should_render_banner() { |
| 522 |
if ( ! self::get( 'enabled', true ) ) { |
| 523 |
return false; |
| 524 |
} |
| 525 |
if ( self::get( 'hide_for_admins', false ) && current_user_can( 'manage_options' ) ) { |
| 526 |
return false; |
| 527 |
} |
| 528 |
if ( is_admin() ) { |
| 529 |
return false; |
| 530 |
} |
| 531 |
if ( did_action( 'wp' ) && ( is_feed() || is_embed() ) ) { |
| 532 |
return false; |
| 533 |
} |
| 534 |
return (bool) apply_filters( 'ablocks/cookie_consent/should_render_banner', true ); |
| 535 |
} |
| 536 |
|
| 537 |
/** |
| 538 |
* Which parts of this addon are Pro. |
| 539 |
* |
| 540 |
* The line is drawn where a feature is a power-user or agency need rather |
| 541 |
* than part of asking the question correctly. Two things are deliberately |
| 542 |
* NOT here: |
| 543 |
* |
| 544 |
* - **Google Consent Mode v2.** Gating it would mean a free user's Google |
| 545 |
* Ads quietly under-delivers on EEA traffic. Charging for the thing that |
| 546 |
* stops a third party punishing you is the wrong shape of paywall. |
| 547 |
* - **The scan report.** It is what tells a site owner their configuration |
| 548 |
* is incomplete. Hiding it makes the free version silently wrong, which |
| 549 |
* is worse than making it smaller. |
| 550 |
* |
| 551 |
* Everything about the banner — every layout, every colour — stays free. |
| 552 |
* This is a design plugin; gating the design would be off-brand. |
| 553 |
* |
| 554 |
* @return array Feature slug => whether this install has it. |
| 555 |
*/ |
| 556 |
public static function pro_features() { |
| 557 |
$has_pro = \ABlocks\Helper::is_active_ablocks_pro(); |
| 558 |
|
| 559 |
return apply_filters( |
| 560 |
'ablocks/cookie_consent/pro_features', |
| 561 |
[ |
| 562 |
// Writing your own matcher, rather than switching the shipped |
| 563 |
// ones on and off. |
| 564 |
'custom_rules' => $has_pro, |
| 565 |
// The server-side audit log. Free keeps the visitor's own |
| 566 |
// cookie, which is the decision; Pro keeps the evidence. |
| 567 |
'records' => $has_pro, |
| 568 |
], |
| 569 |
$has_pro |
| 570 |
); |
| 571 |
} |
| 572 |
|
| 573 |
/** |
| 574 |
* Whether this install has a given Pro feature. |
| 575 |
* |
| 576 |
* Checked on the server as well as in the UI. A disabled control is a |
| 577 |
* courtesy, not a boundary. |
| 578 |
* |
| 579 |
* @param string $feature Feature slug. |
| 580 |
* @return bool |
| 581 |
*/ |
| 582 |
public static function can( $feature ) { |
| 583 |
$features = self::pro_features(); |
| 584 |
return ! empty( $features[ $feature ] ); |
| 585 |
} |
| 586 |
|
| 587 |
/** |
| 588 |
* The ids of the rules that ship with the plugin. |
| 589 |
* |
| 590 |
* Without Pro these can be switched on and off and pointed at a different |
| 591 |
* category — that is configuration — but their patterns are not editable |
| 592 |
* and no new rule can be added. |
| 593 |
* |
| 594 |
* @return array |
| 595 |
*/ |
| 596 |
public static function shipped_rule_ids() { |
| 597 |
return wp_list_pluck( self::default_rules(), 'id' ); |
| 598 |
} |
| 599 |
|
| 600 |
/** |
| 601 |
* A short hash of the banner's wording, stored with each consent record. |
| 602 |
* |
| 603 |
* Without it a record says "they agreed" but not what to; with it the text |
| 604 |
* in force at the time can be identified even after the wording changes. |
| 605 |
*/ |
| 606 |
public static function banner_hash() { |
| 607 |
$banner = self::get( 'banner', [] ); |
| 608 |
$parts = [ |
| 609 |
isset( $banner['title'] ) ? $banner['title'] : '', |
| 610 |
isset( $banner['message'] ) ? $banner['message'] : '', |
| 611 |
isset( $banner['prefs_intro'] ) ? $banner['prefs_intro'] : '', |
| 612 |
]; |
| 613 |
foreach ( self::active_categories() as $category ) { |
| 614 |
$parts[] = $category['slug'] . ':' . ( isset( $category['description'] ) ? $category['description'] : '' ); |
| 615 |
} |
| 616 |
return substr( md5( implode( '|', $parts ) ), 0, 32 ); |
| 617 |
} |
| 618 |
} |
| 619 |
|
