first commit

wp-content/plugins/sitepress-multilingual-cms/classes/languages/class-wpml-language-records.php

@@ -0,0 +1,73 @@
+<?php
+
+class WPML_Language_Records {
+
+	private $wpdb;
+
+	private $languages;
+
+	/** @var null|array $locale_lang_map */
+	private $locale_lang_map;
+
+	public function __construct( wpdb $wpdb ) {
+		$this->wpdb = $wpdb;
+	}
+
+	public function is_valid( $code ) {
+		if ( ! $this->languages ) {
+			$this->load();
+		}
+
+		return in_array( $code, $this->languages );
+	}
+
+	private function load() {
+		$this->languages = $this->wpdb->get_col( "SELECT code FROM {$this->get_table()}" );
+	}
+
+	/**
+	 * @param string $lang_code
+	 *
+	 * @return string|null
+	 */
+	public function get_locale( $lang_code ) {
+		$this->init_locale_lang_map();
+		$locale = array_search( $lang_code, $this->locale_lang_map, true );
+		return $locale ? $locale : null;
+	}
+
+	/**
+	 * @param string $locale
+	 *
+	 * @return string|null
+	 */
+	public function get_language_code( $locale ) {
+		$this->init_locale_lang_map();
+		return isset( $this->locale_lang_map[ $locale ] ) ? $this->locale_lang_map[ $locale ] : null;
+	}
+
+	private function init_locale_lang_map() {
+		if ( null === $this->locale_lang_map ) {
+			$this->locale_lang_map = array();
+
+			$sql    = "SELECT default_locale, code FROM {$this->get_table()}";
+			$rowset = $this->wpdb->get_results( $sql );
+
+			foreach ( $rowset as $row ) {
+				$this->locale_lang_map[ $row->default_locale ?: $row->code ] = $row->code;
+			}
+		}
+	}
+
+	/**
+	 * @return array
+	 */
+	public function get_locale_lang_map() {
+		$this->init_locale_lang_map();
+		return $this->locale_lang_map;
+	}
+
+	private function get_table() {
+		return $this->wpdb->prefix . 'icl_languages';
+	}
+}