1 files changed, 19 insertions, 0 deletions
diff --git a/cli/i18n/I18nData.php b/cli/i18n/I18nData.php
index 5071c9be9..73a731245 100644
--- a/cli/i18n/I18nData.php
+++ b/cli/i18n/I18nData.php
@@ -229,6 +229,25 @@ class I18nData {
 		$this->ignore[$language][] = $key;
 	}
 
+	/**
+	 *Ignore all unmodified keys from a language, or reverse it.
+	 *
+	 * @param string $language
+	 * @param boolean $reverse
+	 */
+	public function ignore_unmodified($language, $reverse = false) {
+		$my_language = $this->getLanguage($language);
+		foreach ($this->getReferenceLanguage() as $file => $ref_language) {
+			foreach ($ref_language as $key => $ref_value) {
+				if (array_key_exists($key, $my_language[$file])) {
+					if($ref_value == $my_language[$file][$key]) {
+						$this->ignore($key, $language, $reverse);
+					}
+				}
+			}
+		}
+	}
+
 	public function getLanguage($language) {
 		return $this->data[$language];
 	}