Initial build.

includes/abstract-plugin-base.php

@@ -0,0 +1,239 @@
+<?php
+/**
+ * @package CleverOgre
+ * @subpackage OgreSchema
+ * @version 0.1.0
+ * @since 0.1.0
+ */
+
+namespace OgreSchema;
+
+defined('ABSPATH') || exit;
+
+abstract class PluginBase {
+    use Singleton;
+
+    const REQUIREMENT_NONE = 0x01;
+    const REQUIREMENT_PLUGIN = 0x02;
+    const REQUIREMENT_CLASS = 0x04;
+
+    protected string $file;
+    protected array $requirements;
+    protected array $files;
+    private array $plugin_data;
+
+    public function __construct(string $file = __FILE__) {
+        $this->file = $file;
+        $this->requirements = [];
+        $this->files = [];
+        $this->plugin_data = [];
+
+        // Load composer packages
+        $this->setup_composer();
+
+        // Setup Plugin Updates
+        $this->setup_updater();
+
+        // Set Text Domain
+        load_plugin_textdomain($this->get_textdomain(), false, plugin_basename(dirname($this->file)) . '/lang');
+
+        // Requirements Check
+        add_action('plugins_loaded', [$this, 'check_requirements'], 1, 0);
+
+        $this->enable();
+    }
+
+    // Plugin Initialization
+
+    protected function enable() {
+        add_action('plugins_loaded', [$this, 'load'], 10, 0);
+        add_filter('acf/settings/load_json', [$this, 'register_acf_json'], 10, 1);
+    }
+    protected function disable() {
+        remove_action('plugins_loaded', [$this, 'load'], 10, 0);
+        remove_filter('acf/settings/load_json', [$this, 'register_acf_json'], 10, 1);
+    }
+
+    public function load() {
+        $this->load_files();
+    }
+
+    public function register_acf_json(array $paths):array {
+        $path = $this->get_path() . 'acf-json';
+        if (!in_array($path, $paths)) $paths[] = $path;
+        return $paths;
+    }
+
+    // Setup
+
+    protected function setup_composer() {
+        require_once($this->get_path() . 'vendor/autoload.php');
+    }
+
+    protected function setup_updater() {
+        global $wppul_plugin_file, $wppul_server, $wppul_license_required;
+        $wppul_plugin_file = $this->get_file();
+        $wppul_server = 'https://plugins.cleverogre.com';
+        $wppul_license_required = false;
+        if (!class_exists('Puc_v4_Factory')) require_once($this->get_path() . 'lib/wp-package-updater-lib/plugin-update-checker/plugin-update-checker.php');
+        require_once($this->get_path() . 'lib/wp-package-updater-lib/package-updater.php');
+    }
+
+    // Requirements
+
+    protected function add_requirement(string $key, array $data) {
+        $this->requirements[$key] = wp_parse_args($data, [
+            'name' => '',
+            'url' => '',
+            'type' => self::REQUIREMENT_NONE,
+            'plugin' => '',
+            'class' => '',
+        ]);
+    }
+
+    public function check_requirements() {
+        $invalid = false;
+        foreach ($this->requirements as $key => $data) {
+            if ($data['type'] & self::REQUIREMENT_NONE) continue;
+            if ($data['type'] & self::REQUIREMENT_PLUGIN && !empty($data['plugin']) && function_exists('is_plugin_active') && is_plugin_active($data['plugin'])) continue;
+            if ($data['type'] & self::REQUIREMENT_CLASS && !empty($data['class']) && class_exists($data['class'])) continue;
+
+            $this->add_requirement_notice($data);
+            $invalid = true;
+        }
+
+        if (!!$invalid) $this->disable();
+    }
+
+    protected function add_requirement_notice($data) {
+        add_action('admin_notices', function () use ($data) {
+            $message = sprintf(
+                __('In order to use the %1$s plugin, it is required that you install and activate the %3$s plugin. You can do this on the <a href="%2$s">plugins</a> page when logged in as an administrator. To download this plugin, visit the <a href="%4$s" target="_blank">%3$s website</a>.', $this->get_textdomain()),
+                $this->get_title(),
+                esc_url(admin_url('plugins.php')),
+                esc_html($data['name']),
+                esc_url($data['url'])
+            );
+            printf('<div class="%s"><p>%s</p></div>', esc_attr('notice notice-error'), wpautop(wp_kses_post($message)));
+        });
+    }
+
+    // Plugin Files
+
+    protected function add_file(string $relpath):bool {
+        if (!is_string($relpath) || empty($relpath)) return false;
+        $this->files[] = $relpath;
+        return true;
+    }
+    protected function add_files(array $relpaths):bool {
+        $valid = true;
+        foreach ($relpaths as $relpath) {
+            if (!$this->add_file($relpath)) $valid = false;
+        }
+        return $valid;
+    }
+
+    protected function load_files():bool {
+        if (empty($this->files)) return false;
+        $valid = true;
+        foreach ($this->files as $relpath) {
+            $path = rtrim($this->get_path(), '/') . '/' . ltrim($relpath, '/');
+            if (!file_exists($path)) $valid = false;
+            else include_once($path);
+        }
+        return $valid;
+    }
+
+    // Plugin Data Accessors
+
+    private function get_data(string $key):string {
+        if (!function_exists('get_plugin_data')) require_once(ABSPATH . 'wp-admin/includes/plugin.php');
+        if (!is_array($this->plugin_data) || empty($this->plugin_data)) {
+            $this->plugin_data = get_plugin_data($this->file);
+        }
+        if (!array_key_exists($key, $this->plugin_data)) return '';
+        return $this->plugin_data[$key];
+    }
+
+    public function get_textdomain():string {
+        return $this->get_data('TextDomain');
+    }
+
+    public function get_id():string {
+        return $this->get_textdomain();
+    }
+
+    public function get_version():string {
+        return $this->get_data('Version');
+    }
+
+    public function get_title():string {
+        return __($this->get_data('Name'), $this->get_textdomain());
+    }
+
+    public function get_description():string {
+        return __($this->get_data('Description'), $this->get_textdomain());
+    }
+
+    // Plugin File Path Calculations
+
+    public function get_file():string {
+        return $this->file;
+    }
+
+    public function get_path(string $file = ''):string {
+        if (empty($file)) $file = $this->file;
+        return trailingslashit(dirname($file));
+    }
+
+    public function get_dir(string $file = ''):string {
+        $dir = $this->get_path($file);
+        $count = 0;
+
+        // Sanitize for Win32 installs
+        $dir = str_replace('\\', '/', $dir);
+
+        // If file is in plugins folder
+        $wp_plugin_dir = str_replace('\\', '/', WP_PLUGIN_DIR);
+        $dir = str_replace($wp_plugin_dir, plugins_url(), $dir, $count);
+
+        if ($count < 1) {
+            // If file is in wp-content folder
+            $wp_content_dir = str_replace('\\', '/', WP_CONTENT_DIR);
+            $dir = str_replace($wp_content_dir, content_url(), $dir, $count);
+        }
+
+        if ($count < 1) {
+            // If file is in ??? folder
+            $wp_dir = str_replace('\\', '/', ABSPATH);
+            $dir = str_replace($wp_dir, site_url('/'), $dir);
+        }
+
+        return $dir;
+    }
+
+    public function get_hook(string $file = ''):string {
+        if (empty($file)) $file = $this->file;
+        return basename(dirname($file)) . '/' . basename($file);
+    }
+
+    public function get_url(string $file = ''):string {
+        if (empty($file)) $file = $this->file;
+        return plugin_dir_url($file);
+    }
+
+    // Static Translation Functions
+
+    public static function __(string $text):string {
+        return __($text, self::instance()->get_textdomain());
+    }
+
+    public static function esc_html__(string $text):string {
+        return esc_html__($text, self::instance()->get_textdomain());
+    }
+
+    public static function esc_attr__(string $text):string {
+        return esc_attr__($text, self::instance()->get_textdomain());
+    }
+
+}

includes/class-data.php

@@ -0,0 +1,261 @@
+<?php
+/**
+ * @package CleverOgre
+ * @subpackage OgreSchema
+ * @version 0.1.0
+ * @since 0.1.0
+ */
+
+namespace OgreSchema;
+
+if (!defined('ABSPATH')) exit;
+
+class Data {
+
+    public const SCHEMA_TYPES = ['business', 'person', 'product', 'event', 'organization', 'website', 'custom'];
+
+    public static function get_schema():array {
+        if (Settings::has_post_types() && is_singular(Settings::get_post_types())) {
+            $schema_object = self::get_schema_object(get_the_ID());
+            if (!empty($schema_object)) return $schema_object;
+        }
+        return self::get_schema_object();
+    }
+
+    public static function has_schema():bool {
+        return !empty(self::get_schema());
+    }
+
+    public static function get_schema_object(string|int $id = 'option'):array {
+        $cache_key = sprintf('ogreschema/get_schema_object_%s', strval($id));
+        if (is_array($cache = wp_cache_get($cache_key))) return $cache;
+
+        $schema_type = get_field('schema_type', $id);
+        if (!in_array($schema_type, self::SCHEMA_TYPES)) return [];
+
+        $acf_object = get_field('schema_' . $schema_type, $id);
+        $schema_object = array();
+
+        switch ($schema_type) {
+
+            case 'business':
+            case 'organization':
+                if (isset($acf_object['type']) && !empty($acf_object['type']) && strtolower($acf_object['type']) != 'none') {
+                    $schema_object['@type'] = $acf_object['type']; // type field with capitals but without spaces
+                } else if ($schema_type == 'business') {
+                    $schema_object['@type'] = 'LocalBusiness';
+                } else if ($schema_type == 'organization') {
+                    $schema_object['@type'] = 'Organization';
+                } else {
+                    return [];
+                }
+
+                if (isset($acf_object['name']) && !empty($acf_object['name'])) $schema_object['name'] = $acf_object['name'];
+
+                if (isset($acf_object['urls']) && !empty($acf_object['urls']) && is_array($acf_object['urls'])) {
+                    $schema_object['sameAs'] = array();
+                    foreach ($acf_object['urls'] as $row) {
+                        $schema_object['sameAs'][] = $row['url'];
+                    }
+                }
+
+                if (isset($acf_object['logo']) && !empty($acf_object['logo']) && isset($acf_object['logo']['url']) && !empty($acf_object['logo']['url'])) $schema_object['logo'] = $acf_object['logo']['url'];
+                if (isset($acf_object['image']) && !empty($acf_object['image']) && isset($acf_object['image']['url']) && !empty($acf_object['image']['url'])) $schema_object['image'] = $acf_object['image']['url'];
+
+                if (isset($acf_object['description']) && !empty($acf_object['description'])) $schema_object['description'] = $acf_object['description'];
+
+                if (isset($acf_object['address']) || isset($acf_object['city']) || isset($acf_object['state']) || isset($acf_object['postal_code']) || isset($acf_object['country'])) {
+                    $schema_object['address'] = array('@type' => 'PostalAddress');
+                    if (isset($acf_object['address']) && !empty($acf_object['address'])) $schema_object['address']['streetAddress'] = $acf_object['address'];
+                    if (isset($acf_object['po_box']) && !empty($acf_object['po_box'])) $schema_object['address']['postOfficeBoxNumber'] = $acf_object['po_box'];
+                    if (isset($acf_object['city']) && !empty($acf_object['city'])) $schema_object['address']['addressLocality'] = $acf_object['city'];
+                    if (isset($acf_object['state']) && !empty($acf_object['state'])) $schema_object['address']['addressRegion'] = $acf_object['state'];
+                    if (isset($acf_object['postal_code']) && !empty($acf_object['postal_code'])) $schema_object['address']['postalCode'] = $acf_object['postal_code'];
+                    if (isset($acf_object['country']) && !empty($acf_object['country'])) $schema_object['address']['addressCountry'] = $acf_object['country'];
+                }
+
+                if (isset($acf_object['location']) && is_array($acf_object['location']) && !empty($acf_object['location'])) {
+                    $schema_object['geo'] = array(
+                        '@type' => 'GeoCoordinates',
+                        'latitude' => $acf_object['location']['lat'],
+                        'longitude' => $acf_object['location']['lng'],
+                    );
+                    $schema_object['hasMap'] = 'https://www.google.com/maps/place/' . urlencode($acf_object['location']['address']);
+                }
+
+                if (isset($acf_object['hours']) && !empty($acf_object['hours']) && is_array($acf_object['hours'])) {
+                    $schema_object['openingHours'] = self::build_hours($acf_object['hours']);
+                }
+
+                if (isset($acf_object['price']) && is_numeric($acf_object['price']) && intval($acf_object['price']) >= 1 && intval($acf_object['price']) <= 5) {
+                    $schema_object['priceRange'] = str_repeat('$', intval($acf_object['price']));
+                }
+
+                if (isset($acf_object['phone']) && !empty($acf_object['phone'])) {
+                    $contact = array(
+                        '@type' => 'ContactPoint',
+                        'telephone' => $acf_object['phone'],
+                    );
+                    if (isset($acf_object['contact_type']) && !empty($acf_object['contact_type']) && strtolower($acf_object['contact_type']) != 'none') $contact['contactType'] = $acf_object['contact_type'];
+                    if (isset($acf_object['contact_option']) && !empty($acf_object['contact_option']) && strtolower($acf_object['contact_option']) != 'none') $contact['contactOption'] = $acf_object['contact_option'];
+
+                    $schema_object['contactPoint'] = $contact;
+                    $schema_object['telephone'] = $acf_object['phone'];
+                }
+
+                break;
+
+            case 'person':
+                $schema_object['@type'] = 'person';
+
+                if (isset($acf_object['name']) && !empty($acf_object['name'])) $schema_object['name'] = $acf_object['name'];
+                if (isset($acf_object['job_title']) && !empty($acf_object['job_title'])) $schema_object['jobTitle'] = $acf_object['job_title'];
+
+                if (isset($acf_object['address']) || isset($acf_object['po_box']) || isset($acf_object['city']) || isset($acf_object['state']) || isset($acf_object['postal_code']) || isset($acf_object['country'])) {
+                    $schema_object['address'] = array('@type' => 'PostalAddress');
+                    if (isset($acf_object['address']) && !empty($acf_object['address'])) $schema_object['address']['streetAddress'] = $acf_object['address'];
+                    if (isset($acf_object['po_box']) && !empty($acf_object['po_box'])) $schema_object['address']['postOfficeBoxNumber'] = $acf_object['po_box'];
+                    if (isset($acf_object['city']) && !empty($acf_object['city'])) $schema_object['address']['addressLocality'] = $acf_object['city'];
+                    if (isset($acf_object['state']) && !empty($acf_object['state'])) $schema_object['address']['addressRegion'] = $acf_object['state'];
+                    if (isset($acf_object['postal_code']) && !empty($acf_object['postal_code'])) $schema_object['address']['postalCode'] = $acf_object['postal_code'];
+                    if (isset($acf_object['country']) && !empty($acf_object['country'])) $schema_object['address']['addressCountry'] = $acf_object['country'];
+                }
+
+                if (isset($acf_object['email']) && !empty($acf_object['email']) && is_email($acf_object['email'])) $schema_object['email'] = $acf_object['email'];
+                if (isset($acf_object['phone']) && !empty($acf_object['phone'])) $schema_object['telephone'] = $acf_object['phone'];
+                if (isset($acf_object['birth_date']) && !empty($acf_object['birth_date'])) $schema_object['birthDate'] = $acf_object['birth_date'];
+
+                break;
+
+            case 'product':
+                $schema_object['@type'] = 'product';
+
+                if (isset($acf_object['brand']) && !empty($acf_object['brand'])) $schema_object['brand'] = $acf_object['brand'];
+                if (isset($acf_object['name']) && !empty($acf_object['name'])) $schema_object['name'] = $acf_object['name'];
+                if (isset($acf_object['description']) && !empty($acf_object['description'])) $schema_object['description'] = $acf_object['description'];
+
+                if (isset($acf_object['image']) && !empty($acf_object['image']) && isset($acf_object['image']['url']) && !empty($acf_object['image']['url'])) $schema_object['image'] = $acf_object['image']['url'];
+
+                if (isset($acf_object['rating_value']) && !empty($acf_object['rating_value'])) {
+                    $schema_object['aggregateRating'] = array(
+                        '@type' => 'aggregateRating',
+                        'ratingValue' => $acf_object['rating_value'],
+                    );
+                    if (isset($acf_object['review_count']) && $acf_object['review_count'] > 0) $schema_object['aggregateRating']['reviewCount'] = $acf_object['review_count'];
+                }
+
+                break;
+
+            case 'event':
+                if (isset($acf_object['type']) && !empty($acf_object['type']) && strtolower($acf_object['type']) != 'none') {
+                    $schema_object['@type'] = $acf_object['type']; // type field with capitals but without spaces
+                } else {
+                    $schema_object['@type'] = 'Event';
+                }
+
+                if (isset($acf_object['name']) && !empty($acf_object['name'])) $schema_object['name'] = $acf_object['name'];
+                if (isset($acf_object['description']) && !empty($acf_object['description'])) $schema_object['description'] = $acf_object['description'];
+                if (isset($acf_object['date_start']) && !empty($acf_object['date_start'])) $schema_object['startDate'] = $acf_object['date_start'];
+                if (isset($acf_object['date_end']) && !empty($acf_object['date_end'])) $schema_object['endDate'] = $acf_object['date_end'];
+
+                if (isset($acf_object['venue_name']) || isset($acf_object['address'])) {
+                    $location = array('@type' => 'Place');
+
+                    if (isset($acf_object['venue_name']) && !empty($acf_object['venue_name'])) $location['name'] = $acf_object['venue_name'];
+                    if (isset($acf_object['venue_url']) && !empty($acf_object['venue_url'])) $location['sameAs'] = $acf_object['venue_url'];
+
+                    if (isset($acf_object['address']) && !empty($acf_object['address'])) {
+                        $location['address'] = array(
+                            '@type' => 'PostalAddress',
+                            'streetAddress' => $acf_object['address'],
+                        );
+
+                        if (isset($acf_object['city']) && !empty($acf_object['city'])) $location['address']['addressLocality'] = $acf_object['city'];
+                        if (isset($acf_object['state']) && !empty($acf_object['state'])) $location['address']['addressRegion'] = $acf_object['state'];
+                        if (isset($acf_object['postal_code']) && !empty($acf_object['postal_code'])) $location['address']['postalCode'] = $acf_object['postal_code'];
+                        if (isset($acf_object['country']) && !empty($acf_object['country'])) $location['address']['addressCountry'] = $acf_object['country'];
+                    }
+
+                    if (count($location) > 1) $schema_object['location'] = $location;
+                }
+
+                if (isset($acf_object['offer_description']) || isset($acf_object['offer_url']) || isset($acf_object['offer_price'])) {
+                    $offer = array('@type' => 'Offer');
+
+                    if (isset($acf_object['offer_description']) && !empty($acf_object['offer_description'])) $offer['description'] = $acf_object['offer_description'];
+                    if (isset($acf_object['offer_url']) && !empty($acf_object['offer_url'])) $offer['url'] = $acf_object['offer_url'];
+                    if (isset($acf_object['offer_price']) && !empty($acf_object['offer_price'])) $offer['price'] = $acf_object['offer_price'];
+
+                    if (count($offer) > 1) $schema_object['offer'] = $offer;
+                }
+
+                break;
+
+            case 'website':
+                $schema_object['@type'] = 'WebSite';
+
+                if (isset($acf_object['name']) && !empty($acf_object['name'])) $schema_object['name'] = $acf_object['name'];
+                if (isset($acf_object['name_alternate']) && !empty($acf_object['name_alternate'])) $schema_object['alternateName'] = $acf_object['name_alternate'];
+
+                break;
+
+            case 'custom':
+                if (isset($acf_object['fields']) && !empty($acf_object['fields'])) {
+                    foreach ($acf_object['fields'] as $field) {
+                        if (!isset($field['key']) || empty($field['key'])) continue;
+
+                        switch ($field['type']) {
+                            case 'array':
+                                $schema_object[$field['key']] = array();
+                                foreach ($field['array'] as $array_item) {
+                                    if (!isset($array_item['value']) || empty($array_item['value'])) continue;
+                                    $schema_object[$field['key']][] = $array_item['value'];
+                                }
+                                break;
+
+                            case 'object':
+                                $schema_object[$field['key']] = array();
+                                foreach ($field['object'] as $object_item) {
+                                    if (!isset($object_item['key']) || empty($object_item['key'])) continue;
+                                    $schema_object[$field['key']][$object_item['key']] = $object_item['value'];
+                                }
+                                break;
+
+                            default:
+                                $schema_object[$field['key']] = $field['value'];
+                                break;
+                        }
+                    }
+                }
+
+                break;
+
+        }
+
+        if (empty($schema_object)) return [];
+
+        // Global Settings
+        if (!isset($schema_object['url'])) $schema_object['url'] = get_site_url();
+        if (!isset($schema_object['@context'])) $schema_object['@context'] = 'http://www.schema.org';
+        
+        $schema_object = apply_filters('ogreschema/get_schema_object', $schema_object, $id);
+
+        // Set Cache
+        wp_cache_set($cache_key, $schema_object, 'ogre_schema');
+        return $schema_object;
+    }
+
+    private static function build_hours($hours_object) {
+        $hours = '';
+        foreach ($hours_object as $row) {
+            if (!isset($row['day']) || empty($row['day'])) continue;
+            if ($hours != '') $hours .= ', ';
+            $hours .= $row['day'];
+            if (isset($row['open']) && isset($row['close']) && !empty($row['open']) && !empty($row['close'])) {
+                $hours .= ' ' . $row['open'] . '-' . $row['close'];
+            }
+        }
+        return $hours;
+    }
+
+}

includes/class-fields.php

@@ -0,0 +1,60 @@
+<?php
+/**
+ * @package CleverOgre
+ * @subpackage OgreSchema
+ * @version 0.1.0
+ * @since 0.1.0
+ */
+
+namespace OgreSchema;
+
+if (!defined('ABSPATH')) exit;
+
+class Fields {
+    use Singleton;
+
+    public function __construct() {
+        add_filter('acf/get_field_group', [$this, 'assign_post_type_locations'], 10, 1);
+        add_filter('acf/load_field/key=field_5c62eb9db90a6', [$this, 'load_post_types'], 10, 1);
+        add_filter('acf/load_field/key=field_5a05e86e18797', [$this, 'load_business_types'], 10, 1);
+        add_filter('acf/load_field/key=field_5a09f1e06f181', [$this, 'load_organization_types'], 10, 1);
+    }
+
+    public function assign_post_type_locations(array $group):array {
+        if ($group['key'] !== 'group_5a05f48ad5e1a' || !Settings::has_post_types()) return $group;
+        foreach (Settings::get_post_types() as $post_type) {
+            if (is_null(get_post_type_object($post_type))) continue;
+            $group['location'][] = [[
+                'param' => 'post_type',
+                'operator' => '==',
+                'value' => $post_type,
+            ]];
+        }
+        return $group;
+    }
+
+    public function load_post_types(array $field):array {
+        $field['choices'] = wp_list_pluck(get_post_types(['public' => true], 'objects'), 'label', 'name');
+        return $field;
+    }
+
+    public function load_business_types(array $field):array {
+        $field['choices'] = $this->get_json_data('data/business-type.json');
+        return $field;
+    }
+
+    public function load_organization_types(array $field):array {
+        $field['choices'] = $this->get_json_data('data/organization-type.json');
+        return $field;
+    }
+
+    private function get_json_data(string $relpath):array {
+        $path = Plugin::instance()->get_path() . ltrim($relpath, '/');
+        if (!str_ends_with($path, '.json') || !file_exists($path)) return [];
+        $data = json_decode(file_get_contents($path), true);
+        return is_array($data) ? $data : [];
+    }
+
+}
+
+Fields::instance();

includes/class-output.php

@@ -0,0 +1,31 @@
+<?php
+/**
+ * @package CleverOgre
+ * @subpackage OgreSchema
+ * @version 0.1.0
+ * @since 0.1.0
+ */
+
+namespace OgreSchema;
+
+if (!defined('ABSPATH')) exit;
+
+class Output {
+    use Singleton;
+
+    public function __construct() {
+        add_action('wp_footer', [$this, 'render']);
+    }
+
+    // Add JSON to Footer
+    public function render() {
+        if (!Data::has_schema()) return;
+        printf(
+            '<script type="application/ld+json">%s</script>',
+            json_encode(Data::get_schema()) // NOTE: esc_js()?
+        );
+    }
+
+}
+
+Output::instance();

includes/class-settings.php

@@ -0,0 +1,72 @@
+<?php
+/**
+ * @package CleverOgre
+ * @subpackage OgreSchema
+ * @version 0.1.0
+ * @since 0.1.0
+ */
+
+namespace OgreSchema;
+
+if (!defined('ABSPATH')) exit;
+
+class Settings {
+    use Singleton;
+
+    private const PARENT_SLUG = 'options-general.php';
+
+    private array $page = [];
+
+    public function __construct() {
+        add_action('admin_menu', [$this, 'admin_menu'], 20);
+        add_filter('plugin_action_links_' . plugin_basename(Plugin::instance()->get_file()), [$this, 'plugin_action_links'], 10, 1);
+    }
+
+    // Add Schema Page to Theme Options
+    public function admin_menu():void {
+        if (!function_exists('acf_add_options_sub_page')) return;
+        $this->page = acf_add_options_sub_page([
+            'page_title' => Plugin::__('Schema Metadata'),
+            'menu_title' => Plugin::__('Schema'),
+            'parent_slug' => self::PARENT_SLUG,
+            'menu_slug' => Plugin::instance()->get_id(),
+            'update_button' => Plugin::__('Save'),
+            'updated_message' => Plugin::__('Schema Updated'),
+        ]);
+    }
+
+    // Add plugin link
+    public function plugin_action_links(array $links):array {
+        array_unshift($links, sprintf(
+            '<a href="%s">%s</a>',
+            esc_url($this->get_url()),
+            Plugin::esc_html__('Settings')
+        ));
+        return $links;
+    }
+
+    private function get_menu_slug():string {
+        if (empty($this->page) || !isset($this->page['menu_slug'])) return '';
+        return (string)$this->page['menu_slug'];
+    }
+
+    public function get_url():string {
+        return add_query_arg(array_filter([
+            'page' => $this->get_menu_slug(),
+        ]), admin_url(self::PARENT_SLUG));
+    }
+
+    // Settings Accessors
+
+    public static function get_post_types():array {
+        if (get_field('schema_setting_post_enable', 'option') !== true) return [];
+        return is_array($post_types = get_field('schema_setting_post_type', 'option')) ? $post_types : [];
+    }
+
+    public static function has_post_types():bool {
+        return !empty(self::get_post_types());
+    }
+
+}
+
+Settings::instance();

includes/index.php

@@ -0,0 +1,2 @@
+<?php
+// Silence is golden

includes/integration/class-wordpress-seo.php

@@ -0,0 +1,60 @@
+<?php
+/**
+ * @package CleverOgre
+ * @subpackage OgreSchema
+ * @version 0.1.0
+ * @since 0.1.0
+ */
+
+namespace OgreSchema\Integration;
+
+if (!defined('ABSPATH')) exit;
+
+use OgreSchema\Singleton;
+use OgreSchema\Data;
+
+class YoastSEO {
+    use Singleton;
+
+    public function __construct() {
+        add_filter('wpseo_json_ld_output', [$this, 'disable_wpseo'], 10, 2);
+        add_filter('ogreschema/get_schema_object', [$this, 'append_schema_data'], 10, 2);
+    }
+
+    // Disable Yoast JSON Output
+    public function disable_wpseo($data, $context) {
+        return !Data::has_schema() ? $data : false;
+    }
+
+    // Append unset data from Yoast
+    public function append_schema_data(array $schema_object, string|int $id):array {
+        $wpseo_schema = $this->get_wpseo_schema();
+        if (empty($wpseo_schema)) return $schema_object;
+        foreach ($wpseo_schema as $key => $value) {
+            if (isset($schema_object[$key]) && !empty($schema_object[$key])) continue;
+            $schema_object[$key] = $value;
+        }
+        return $schema_object;
+    }
+
+    // Override filter and get Yoast JSON data
+    private function get_wpseo_schema():array {
+        remove_filter('wpseo_json_ld_output', [$this, 'disable_wpseo'], 10, 2);
+        ob_start();
+        do_action('wpseo_json_ld');
+        $html = ob_get_clean();
+        add_filter('wpseo_json_ld_output', [$this, 'disable_wpseo'], 10, 2);
+
+        if (empty($html) || !preg_match_all('/<script[^>]*>(.+)<\/script>/m', $html, $matches)) return [];
+
+        $data = [];
+        foreach ($matches[1] as $json_str) {
+            $json_data = json_decode($json_str, true);
+            if (!is_null($json_data) && is_array($json_data)) $data = array_merge($data, $json_data);
+        }
+        return $data;
+    }
+
+}
+
+YoastSEO::instance();

includes/integration/index.php

@@ -0,0 +1,2 @@
+<?php
+// Silence is golden

includes/trait-singleton.php

@@ -0,0 +1,27 @@
+<?php
+/**
+ * @package CleverOgre
+ * @subpackage OgreSchema
+ * @version 0.1.0
+ * @since 0.1.0
+ */
+
+namespace OgreSchema;
+
+defined('ABSPATH') || exit;
+
+trait Singleton {
+
+    private static $instances = [];
+    private static $instance_classes = [];
+    final public static function instance() {
+        $class = get_called_class();
+        if (in_array($class, self::$instance_classes)) return self::$instances[array_search($class, self::$instance_classes)];
+
+        self::$instances[] = new $class();
+        self::$instance_classes[] = $class;
+
+        return self::$instances[count(self::$instances) - 1];
+    }
+
+}