From f76c715cdabfc6b539238d3e802bb66457328ffc Mon Sep 17 00:00:00 2001
From: Jacob Arriola <jacob.arriola@gmail.com>
Date: Mon, 30 Mar 2020 13:44:39 -0700
Subject: [PATCH] =?UTF-8?q?=F0=9F=A7=98=F0=9F=8F=BC=E2=80=8D=E2=99=82?=
 =?UTF-8?q?=EF=B8=8F=20Initial=20commit?=
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---
 .gitignore |  0
 README.md  |  9 ++++++
 yoast.php  | 80 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 89 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 README.md
 create mode 100644 yoast.php

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..e69de29
diff --git a/README.md b/README.md
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+++ b/README.md
@@ -0,0 +1,9 @@
+# Registering Types and Fields: Pair Programming with Jacob Arriola & Jason Bahl
+
+This is the reference repo used during a pair programming session with Jacob Arriola and Jason
+ Bahl. The essence of this session was to learn how to extend the WPGraphQL plugin's schema. 
+ 
+ ## References
+ * [Jason Bahl Twitter](https://twitter.com/jasonbahl/)
+ * [WPGraphQL](https://docs.wpgraphql.com/)
+ * [YouTube of session](https://www.wpgraphql.com/2020/03/30/registering-types-and-fields-pair-programming-with-jacob-arriola/)
\ No newline at end of file
diff --git a/yoast.php b/yoast.php
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+++ b/yoast.php
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+<?php
+
+namespace App;
+
+const SEO_TYPE = 'SEO';
+
+add_action( 'graphql_register_types', function () {
+
+	register_graphql_object_type( SEO_TYPE, [
+		'description' => 'SEO data for a given post',
+		'fields'      => [
+			'title'       => [
+				'type'        => 'String',
+				'description' => 'The SEO title for the post',
+				'resolve'     => function ( $source, $args, $info, $context ) {
+
+					/* @var $yoast \WPSEO_Frontend */
+					/* @var $post \WPGraphQL\Model\Post */
+
+
+					$yoast = $source['yoast'];
+					$post  = $source['post'];
+
+					$title = $yoast->get_seo_title( $post );
+
+					// Provide a fallback if yoast title wasn't set
+					if ( empty( $title ) ) {
+						// Go get the Yoast formatted title
+						$site_title_format = $yoast->get_title_from_options( 'title-' . $post->post_type, $post );
+
+						$title = sprintf( '%s %s', $post->titleRaw, $site_title_format );
+					}
+
+					$yoast->reset();
+
+					return $title;
+				},
+			],
+			'description' => [
+				'type'        => 'String',
+				'description' => 'The SEO meta description for the post',
+				'resolve'     => function ( $source, $args, $info, $context ) {
+					$meta = get_post_meta( $source['post']->ID, '_yoast_wpseo_metadesc', true );
+
+					return ! empty( $meta ) ? $meta : null;
+				},
+			],
+		],
+	] );
+
+
+	$allowed_post_types = get_post_types( [ 'show_in_graphql' => true ], 'objects' );
+
+	if ( ! empty( $allowed_post_types ) ) {
+
+		foreach ( $allowed_post_types as $allowed_post_type ) {
+
+			register_graphql_field( $allowed_post_type->graphql_single_name, 'seo', [
+				'type'    => SEO_TYPE,
+				'resolve' => function ( $post, $args, $info, $context ) {
+					$yoast = \WPSEO_Frontend::get_instance();
+
+					return [ 'post' => $post, 'yoast' => $yoast ];
+				},
+			] );
+		}
+	}
+
+
+} );
+
+
+
+
+
+
+
+
+
+