1 files changed, 51 insertions, 0 deletions
diff --git a/MLEB/Translate/ffs/AppleInfoPlistFfs.php b/MLEB/Translate/ffs/AppleInfoPlistFfs.php
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index 00000000..904c77e1
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+++ b/MLEB/Translate/ffs/AppleInfoPlistFfs.php
@@ -0,0 +1,51 @@
+<?php
+/**
+ * AppleInfoPlistFfs extends the AppleFFS class and implements support for
+ * Apple InfoPlist .strings files.
+ *
+ * This class reads and writes only UTF-8 files.
+ *
+ * @ingroup FFS
+ * @since 2020.03
+ */
+class AppleInfoPlistFfs extends AppleFFS {
+	/**
+	 * Parses non-empty strings file row to key and value.
+	 * @param string $line
+	 * @throws RuntimeException
+	 * @return array array( string $key, string $val )
+	 */
+	public static function readRow( $line ) {
+		$match = [];
+		// InfoPList file does not use quoted keys, allows only basic characters without spaces
+		// as keys.
+		if ( preg_match( '/([A-Za-z ]*)\s*=\s*"((?:\\\"|[^"])*)"\s*;\s*$/', $line, $match ) ) {
+			// trimming to allow beginning and ending spaces but these will be removed
+			// during exports.
+			$key = parent::unescapeString( trim( $match[1] ) );
+			$value = parent::unescapeString( $match[2] );
+
+			if ( $key === '' ) {
+				throw new RuntimeException( "Empty or invalid key in line: $line" );
+			}
+
+			if ( strpos( $key, ' ' ) !== false ) {
+				throw new RuntimeException( "Key with space found in line: $line" );
+			}
+
+			return [ $key, $value ];
+		} else {
+			throw new RuntimeException( "Unrecognized line format: $line." );
+		}
+	}
+
+	/**
+	 * Writes well-formed properties file row with key and value.
+	 * @param string $key
+	 * @param string $value
+	 * @return string
+	 */
+	public static function writeRow( $key, $value ) {
+		return $key . ' = ' . parent::quoteString( $value ) . ';' . "\n";
+	}
+}