1 files changed, 52 insertions, 0 deletions
diff --git a/MLEB/Translate/utils/MessageChangeStorage.php b/MLEB/Translate/utils/MessageChangeStorage.php
new file mode 100644
index 00000000..5c23a3a6
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+++ b/MLEB/Translate/utils/MessageChangeStorage.php
@@ -0,0 +1,52 @@
+<?php
+/**
+ * Handles storage of message change files.
+ *
+ * @author Niklas Laxström
+ * @license GPL-2.0-or-later
+ * @since 2016.02
+ * @file
+ */
+
+class MessageChangeStorage {
+	const DEFAULT_NAME = 'default';
+
+	/**
+	 * Writes change array as a serialized file.
+	 *
+	 * @param array $array Array of changes as returned by processGroup
+	 * indexed by message group id.
+	 * @param string $file Which file to use.
+	 */
+	public static function writeChanges( $array, $file ) {
+		$cache = \Cdb\Writer::open( $file );
+		$keys = array_keys( $array );
+		$cache->set( '#keys', serialize( $keys ) );
+
+		foreach ( $array as $key => $value ) {
+			$value = serialize( $value );
+			$cache->set( $key, $value );
+		}
+		$cache->close();
+	}
+
+	/**
+	 * Validate a name.
+	 *
+	 * @param string $name Which file to use.
+	 * @return bool
+	 */
+	public static function isValidCdbName( $name ) {
+		return preg_match( '/^[a-zA-Z_-]{1,100}$/', $name );
+	}
+
+	/**
+	 * Get a full path to file in a known location.
+	 *
+	 * @param string $name Which file to use.
+	 * @return string
+	 */
+	public static function getCdbPath( $name ) {
+		return TranslateUtils::cacheFile( "messagechanges.$name.cdb" );
+	}
+}