Add interfaces for PostMeta and TermMeta to allow using legacy classes for term meta UI

Author: ocean90

src/Contracts/PostMeta.php

@@ -0,0 +1,16 @@
+<?php
+/**
+ * PostMeta class.
+ *
+ * @since 0.3.3
+ */
+
+namespace Required\Common\Contracts;
+
+/**
+ * Class used to implement post meta.
+ *
+ * @since 0.3.3
+ */
+interface PostMeta {
+}

src/Contracts/Taxonomy.php

@@ -13,5 +13,4 @@
  * @since 0.3.2
  */
 interface Taxonomy {
-
 }

src/Contracts/TermMeta.php

@@ -0,0 +1,16 @@
+<?php
+/**
+ * TermMeta class.
+ *
+ * @since 0.3.3
+ */
+
+namespace Required\Common\Contracts;
+
+/**
+ * Class used to implement term meta.
+ *
+ * @since 0.3.3
+ */
+interface TermMeta {
+}

src/Legacy/PostMeta.php

@@ -9,14 +9,15 @@
 
 namespace Required\Common\Legacy;
 
+use Required\Common\Contracts\PostMeta as PostMetaInterface;
 use Required\Common\Contracts\Registrable;
 
 /**
  * Class used to implement post meta.
  *
  * @since 0.1.0
  */
-abstract class PostMeta implements Registrable {
+abstract class PostMeta implements Registrable, PostMetaInterface {
 
 	/**
 	 * Post meta key.

src/Legacy/TermMeta.php

@@ -10,13 +10,14 @@
 namespace Required\Common\Legacy;
 
 use Required\Common\Contracts\Registrable;
+use Required\Common\Contracts\TermMeta as TermMetaInterface;
 
 /**
  * Class used to implement term meta.
  *
  * @since 0.1.0
  */
-abstract class TermMeta implements Registrable {
+abstract class TermMeta implements Registrable, TermMetaInterface {
 
 	/**
 	 * Term meta key.

src/PostMeta.php

@@ -10,14 +10,15 @@
 namespace Required\Common;
 
 use Required\Common\Args\PostMeta as PostMetaArgs;
+use Required\Common\Contracts\PostMeta as PostMetaInterface;
 use Required\Common\Contracts\Registrable;
 
 /**
  * Class used to implement post meta.
  *
  * @since 0.1.0
  */
-abstract class PostMeta implements Registrable {
+abstract class PostMeta implements Registrable, PostMetaInterface {
 
 	/**
 	 * Post meta key.

src/PostType.php

@@ -10,14 +10,15 @@
 namespace Required\Common;
 
 use Required\Common\Args\PostType as PostTypeArgs;
+use Required\Common\Contracts\PostType as PostTypeInterface;
 use Required\Common\Contracts\Registrable;
 
 /**
  * Class used to implement custom post types.
  *
  * @since 0.1.0
  */
-abstract class PostType implements Registrable {
+abstract class PostType implements Registrable, PostTypeInterface {
 
 	public const NAME = 'post';
 

src/Taxonomy.php

@@ -11,13 +11,14 @@
 
 use Required\Common\Args\Taxonomy as TaxonomyArgs;
 use Required\Common\Contracts\Registrable;
+use Required\Common\Contracts\Taxonomy as TaxonomyInterface;
 
 /**
  * Class used to implement custom taxonomies.
  *
  * @since 0.1.0
  */
-abstract class Taxonomy implements Registrable {
+abstract class Taxonomy implements Registrable, TaxonomyInterface {
 
 	public const NAME = 'category';
 

src/TermMeta.php

@@ -11,13 +11,14 @@
 
 use Required\Common\Args\TermMeta as TermMetaArgs;
 use Required\Common\Contracts\Registrable;
+use Required\Common\Contracts\TermMeta as TermMetaInterface;
 
 /**
  * Class used to implement term meta.
  *
  * @since 0.1.0
  */
-abstract class TermMeta implements Registrable {
+abstract class TermMeta implements Registrable, TermMetaInterface {
 
 	/**
 	 * Term meta key.

src/TermMetaAdminUI.php

@@ -21,14 +21,14 @@ abstract class TermMetaAdminUI implements Registrable {
 	/**
 	 * The taxonomy.
 	 *
-	 * @var \Required\Common\Taxonomy
+	 * @var \Required\Common\Contracts\Taxonomy
 	 */
 	protected $taxonomy;
 
 	/**
 	 * The term meta.
 	 *
-	 * @var \Required\Common\TermMeta
+	 * @var \Required\Common\Contracts\TermMeta
 	 */
 	protected $term_meta;
 
@@ -38,7 +38,7 @@ abstract class TermMetaAdminUI implements Registrable {
 	 * @since 0.1.0
 	 *
 	 * @param \Required\Common\Contracts\Taxonomy $taxonomy  The taxonomy.
-	 * @param \Required\Common\TermMeta           $term_meta The term meta.
+	 * @param \Required\Common\Contracts\TermMeta $term_meta The term meta.
 	 */
 	public function __construct( Taxonomy $taxonomy, TermMeta $term_meta ) {
 		$this->taxonomy  = $taxonomy;