first commit

wp-content/plugins/wpml-string-translation/classes/upgrade/class-wpml-st-upgrade-string-index.php

@@ -0,0 +1,27 @@
+<?php
+
+class WPML_ST_Upgrade_String_Index {
+	/** @var wpdb */
+	private $wpdb;
+
+	const OPTION_NAME = 'wpml_string_table_ok_for_mo_import';
+
+	/**
+	 * @param wpdb $wpdb
+	 */
+	public function __construct( wpdb $wpdb ) {
+		$this->wpdb = $wpdb;
+	}
+
+	public function is_uc_domain_name_context_index_unique() {
+		$key_exists = get_option( self::OPTION_NAME );
+		if ( ! $key_exists ) {
+			$sql = "SHOW KEYS FROM  {$this->wpdb->prefix}icl_strings WHERE Key_name='uc_domain_name_context_md5' AND Non_unique = 0";
+
+			$key_exists = 0 < count( $this->wpdb->get_results( $sql ) ) ? 'yes' : 'no';
+			update_option( self::OPTION_NAME, $key_exists, true );
+		}
+
+		return 'yes' === $key_exists;
+	}
+}