Merged in feature/from-pantheon (pull request #16)

code from pantheon

* code from pantheon

wp/wp-content/plugins/wordpress-seo-premium/src/config/migrations/20190715101200_WpYoastPremiumImprovedInternalLinking.php

@@ -0,0 +1,97 @@
+<?php
+
+namespace Yoast\WP\SEO\Config\Migrations;
+
+use Yoast\WP\Lib\Migrations\Migration;
+use Yoast\WP\Lib\Model;
+
+/**
+ * Class WpYoastPremiumImprovedInternalLinking
+ *
+ * @package Yoast\WP\SEO\Config\Migrations
+ */
+class WpYoastPremiumImprovedInternalLinking extends Migration {
+
+	/**
+	 * The plugin this migration belongs to.
+	 *
+	 * @var string
+	 */
+	public static $plugin = 'premium';
+
+	/**
+	 * Migration up.
+	 */
+	public function up() {
+		$table_name = $this->get_table_name();
+		$adapter    = $this->get_adapter();
+
+		if ( ! $adapter->has_table( $table_name ) ) {
+			$table = $this->create_table( $table_name );
+
+			$table->column(
+				'stem',
+				'string',
+				[
+					'null'  => true,
+					'limit' => 191,
+				]
+			);
+			$table->column(
+				'indexable_id',
+				'integer',
+				[
+					'unsigned' => true,
+					'null'     => true,
+					'limit'    => 11,
+				]
+			);
+			$table->column( 'weight', 'float' );
+
+			$table->finish();
+		}
+
+		if ( ! $adapter->has_index( $table_name, 'stem', [ 'name' => 'stem' ] ) ) {
+			$this->add_index(
+				$table_name,
+				[
+					'stem',
+				],
+				[
+					'name' => 'stem',
+				]
+			);
+		}
+
+		if ( ! $adapter->has_index( $table_name, 'indexable_id', [ 'name' => 'indexable_id' ] ) ) {
+			$this->add_index(
+				$table_name,
+				[
+					'indexable_id',
+				],
+				[
+					'name' => 'indexable_id',
+				]
+			);
+		}
+	}
+
+	/**
+	 * Migration down.
+	 */
+	public function down() {
+		$table_name = $this->get_table_name();
+		if ( $this->get_adapter()->has_table( $table_name ) ) {
+			$this->drop_table( $table_name );
+		}
+	}
+
+	/**
+	 * Retrieves the table name to use.
+	 *
+	 * @return string The table name to use.
+	 */
+	protected function get_table_name() {
+		return Model::get_table_name( 'Prominent_Words' );
+	}
+}

wp/wp-content/plugins/wordpress-seo-premium/src/config/migrations/20210827093024_AddIndexOnIndexableIdAndStem.php

@@ -0,0 +1,85 @@
+<?php
+
+namespace Yoast\WP\SEO\Premium\Config\Migrations;
+
+use Yoast\WP\Lib\Migrations\Migration;
+use Yoast\WP\Lib\Model;
+
+/**
+ * AddIndexOnIndexableIdAndStem class.
+ */
+class AddIndexOnIndexableIdAndStem extends Migration {
+
+	/**
+	 * The plugin this migration belongs to.
+	 *
+	 * @var string
+	 */
+	public static $plugin = 'premium';
+
+	/**
+	 * The columns on which an index should be added.
+	 *
+	 * @var string[]
+	 */
+	protected $columns_with_index = [
+		'indexable_id',
+		'stem',
+	];
+
+	/**
+	 * Migration up. Adds a combined index on 'indexable_id' and 'stem'.
+	 *
+	 * @return void
+	 */
+	public function up() {
+		$table_name = $this->get_table_name();
+		$adapter    = $this->get_adapter();
+
+		if ( ! $adapter->has_table( $table_name ) ) {
+			return;
+		}
+
+		// Create the index if it doesn't exist already.
+		if ( ! $adapter->has_index( $table_name, $this->columns_with_index, [ 'name' => 'indexable_id_and_stem' ] ) ) {
+			$this->add_index(
+				$this->get_table_name(),
+				$this->columns_with_index,
+				[ 'name' => 'indexable_id_and_stem' ]
+			);
+		}
+	}
+
+	/**
+	 * Migration down. Removes the combined index on 'indexable_id' and 'stem'.
+	 *
+	 * @return void
+	 */
+	public function down() {
+		$table_name = $this->get_table_name();
+		$adapter    = $this->get_adapter();
+
+		if ( ! $adapter->has_table( $table_name ) ) {
+			return;
+		}
+
+		// Remove the index if it exists.
+		if ( $adapter->has_index( $table_name, $this->columns_with_index, [ 'name' => 'indexable_id_and_stem' ] ) ) {
+
+			$this->remove_index(
+				$this->get_table_name(),
+				$this->columns_with_index,
+				[ 'name' => 'indexable_id_and_stem' ]
+			);
+		}
+	}
+
+	/**
+	 * Retrieves the table name to use for storing prominent words.
+	 *
+	 * @return string The table name to use.
+	 */
+	protected function get_table_name() {
+		return Model::get_table_name( 'Prominent_Words' );
+	}
+}