1 files changed, 29 insertions, 0 deletions
diff --git a/MLEB/Translate/src/Utilities/StringComparators/SimpleStringComparator.php b/MLEB/Translate/src/Utilities/StringComparators/SimpleStringComparator.php
new file mode 100644
index 00000000..1c24d2c8
--- /dev/null
+++ b/MLEB/Translate/src/Utilities/StringComparators/SimpleStringComparator.php
@@ -0,0 +1,29 @@
+<?php
+/**
+ * Contains a simple string compare class.
+ * @license GPL-2.0-or-later
+ */
+
+namespace MediaWiki\Extensions\Translate\Utilities\StringComparators;
+
+/**
+ * A simple string comparator, that compares two strings and determines if they are an exact match.
+ * @since 2019.10
+ */
+class SimpleStringComparator implements StringComparator {
+	/**
+	 * @inheritDoc
+	 */
+	public function getSimilarity( $addedMessage, $deletedMessage ) {
+		if ( $addedMessage === $deletedMessage ) {
+			return 1;
+		}
+
+		if ( trim( mb_strtolower( $addedMessage ) ) === trim( mb_strtolower( $deletedMessage ) ) ) {
+			// This is an arbitrarily chosen number to differentiate it from an exact match.
+			return 0.95;
+		}
+
+		return 0;
+	}
+}