first commit

wp-content/plugins/contact-form-7/includes/l10n.php

@@ -0,0 +1,104 @@
+<?php
+
+function wpcf7_l10n() {
+	static $l10n = array();
+
+	if ( ! empty( $l10n ) ) {
+		return $l10n;
+	}
+
+	if ( ! is_admin() ) {
+		return $l10n;
+	}
+
+	require_once( ABSPATH . 'wp-admin/includes/translation-install.php' );
+
+	$api = translations_api( 'plugins', array(
+		'slug' => 'contact-form-7',
+		'version' => WPCF7_VERSION,
+	) );
+
+	if ( is_wp_error( $api )
+	or empty( $api['translations'] ) ) {
+		return $l10n;
+	}
+
+	foreach ( (array) $api['translations'] as $translation ) {
+		if ( ! empty( $translation['language'] )
+		and ! empty( $translation['english_name'] ) ) {
+			$l10n[$translation['language']] = $translation['english_name'];
+		}
+	}
+
+	return $l10n;
+}
+
+function wpcf7_is_valid_locale( $locale ) {
+	$pattern = '/^[a-z]{2,3}(?:_[a-zA-Z_]{2,})?$/';
+	return (bool) preg_match( $pattern, $locale );
+}
+
+function wpcf7_is_rtl( $locale = '' ) {
+	static $rtl_locales = array(
+		'ar' => 'Arabic',
+		'ary' => 'Moroccan Arabic',
+		'azb' => 'South Azerbaijani',
+		'fa_IR' => 'Persian',
+		'haz' => 'Hazaragi',
+		'he_IL' => 'Hebrew',
+		'ps' => 'Pashto',
+		'ug_CN' => 'Uighur',
+	);
+
+	if ( empty( $locale )
+	and function_exists( 'is_rtl' ) ) {
+		return is_rtl();
+	}
+
+	if ( empty( $locale ) ) {
+		$locale = determine_locale();
+	}
+
+	return isset( $rtl_locales[$locale] );
+}
+
+function wpcf7_load_textdomain( $locale = '' ) {
+	static $locales = array();
+
+	if ( empty( $locales ) ) {
+		$locales = array( determine_locale() );
+	}
+
+	$available_locales = array_merge(
+		array( 'en_US' ),
+		get_available_languages()
+	);
+
+	if ( ! in_array( $locale, $available_locales ) ) {
+		$locale = $locales[0];
+	}
+
+	if ( $locale === end( $locales ) ) {
+		return false;
+	} else {
+		$locales[] = $locale;
+	}
+
+	$domain = WPCF7_TEXT_DOMAIN;
+
+	if ( is_textdomain_loaded( $domain ) ) {
+		unload_textdomain( $domain );
+	}
+
+	$mofile = sprintf( '%s-%s.mo', $domain, $locale );
+
+	$domain_path = path_join( WPCF7_PLUGIN_DIR, 'languages' );
+	$loaded = load_textdomain( $domain, path_join( $domain_path, $mofile ) );
+
+	if ( ! $loaded ) {
+		$domain_path = path_join( WP_LANG_DIR, 'plugins' );
+		load_textdomain( $domain, path_join( $domain_path, $mofile ) );
+	}
+
+	return true;
+}