X-Git-Url: http://git.cyclocoop.org/%7B%24www_url%7Dadmin/membres/fiche.php?a=blobdiff_plain;f=languages%2FLanguage.php;h=1b5580cada83a8b04a4bdc59b057a76c99077bd2;hb=d46835ef4f877b03a9d48aa392dc23ae37042756;hp=a9bbc20c1d490b667bd6958e7cc349600906cd89;hpb=8414e3c4d0c2a647f794e1e535e70f3a2abe6eb4;p=lhc%2Fweb%2Fwiklou.git

diff --git a/languages/Language.php b/languages/Language.php
index a9bbc20c1d..1b5580cada 100644
--- a/languages/Language.php
+++ b/languages/Language.php
@@ -2713,7 +2713,7 @@ class Language {
 	public function uc( $str, $first = false ) {
 		if ( $first ) {
 			if ( $this->isMultibyte( $str ) ) {
-				return mb_strtoupper( mb_substr( $str, 0, 1 ) ) . mb_substr( $str, 1 );
+				return $this->mbUpperChar( mb_substr( $str, 0, 1 ) ) . mb_substr( $str, 1 );
 			} else {
 				return ucfirst( $str );
 			}
@@ -2722,6 +2722,28 @@ class Language {
 		}
 	}
 
+	/**
+	 * Convert character to uppercase, allowing overrides of the default mb_upper
+	 * behaviour, which is buggy in many ways. Having a conversion table can be
+	 * useful during transitions between PHP versions where unicode changes happen.
+	 * This can make some resources unreachable on-wiki, see discussion at T219279.
+	 * Providing such a conversion table can allow to manage the transition period.
+	 *
+	 * @since 1.34
+	 *
+	 * @param string $char
+	 *
+	 * @return string
+	 */
+	protected function mbUpperChar( $char ) {
+		global $wgOverrideUcfirstCharacters;
+		if ( array_key_exists( $char, $wgOverrideUcfirstCharacters ) ) {
+			return $wgOverrideUcfirstCharacters[$char];
+		} else {
+			return mb_strtoupper( $char );
+		}
+	}
+
 	/**
 	 * @param string $str
 	 * @return mixed|string