Update MLEB to 2020.07

Signed-off-by: Brian Evans <grknight@gentoo.org>

2 files changed, 47 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;
+	}
+}
diff --git a/MLEB/Translate/src/Utilities/StringComparators/StringComparator.php b/MLEB/Translate/src/Utilities/StringComparators/StringComparator.php
new file mode 100644
index 00000000..bbf9e96b
--- /dev/null
+++ b/MLEB/Translate/src/Utilities/StringComparators/StringComparator.php
@@ -0,0 +1,18 @@
+<?php
+
+namespace MediaWiki\Extensions\Translate\Utilities\StringComparators;
+
+/**
+ * An interface to be implemented by comparators that will compare percentage
+ * of similarity between strings.
+ */
+interface StringComparator {
+	/**
+	 * Compares the two messages and returns a similarity percentage
+	 *
+	 * @param string $a
+	 * @param string $b
+	 * @return float 0-1 with 1 being an exact match
+	 */
+	public function getSimilarity( $a, $b );
+}