X-Git-Url: https://git.heureux-cyclage.org/?p=lhc%2Fweb%2Fwiklou.git;a=blobdiff_plain;f=maintenance%2Fmediawiki.Title%2FgeneratePhpCharToUpperMappings.php;h=9fc5513e3746f2307a0546ecaab84eab58097415;hp=5dd9432862306470b542ddf416348d5198fbda77;hb=8c30c3704fa144f6d09cd27b127cef507d59d753;hpb=ab3f30ce1534327204d147603c5237d34b699170

diff --git a/maintenance/mediawiki.Title/generatePhpCharToUpperMappings.php b/maintenance/mediawiki.Title/generatePhpCharToUpperMappings.php
index 5dd9432862..9fc5513e37 100755
--- a/maintenance/mediawiki.Title/generatePhpCharToUpperMappings.php
+++ b/maintenance/mediawiki.Title/generatePhpCharToUpperMappings.php
@@ -67,7 +67,13 @@ class GeneratePhpCharToUpperMappings extends Maintenance {
 			$phpUpper = $wgContLang->ucfirst( $char );
 			$jsUpper = $jsUpperChars[$i];
 			if ( $jsUpper !== $phpUpper ) {
-				$data[$char] = $phpUpper;
+				if ( $char === $phpUpper ) {
+					// Optimisation: Use the empty string to signal "leave character unchanged".
+					// Reduces the transfer size by ~50%. Reduces browser memory cost as well.
+					$data[$char] = '';
+				} else {
+					$data[$char] = $phpUpper;
+				}
 			}
 		}
 
@@ -76,6 +82,9 @@ class GeneratePhpCharToUpperMappings extends Maintenance {
 		) . "\n";
 		$outputPath = '/resources/src/mediawiki.Title/phpCharToUpper.json';
 		$file = fopen( $IP . $outputPath, 'w' );
+		if ( !$file ) {
+			$this->fatalError( "Unable to write file \"$IP$outputPath\"" );
+		}
 		fwrite( $file, $mappingJson );
 
 		$this->output( count( $data ) . " differences found.\n" );