More filename & appname sanitization

src/build/prepareElectronApp.ts

@@ -105,7 +105,10 @@ function normalizeAppName(appName: string, url: string): string {
   const hash = crypto.createHash('md5');
   hash.update(url);
   const postFixHash = hash.digest('hex').substring(0, 6);
-  const normalized = appName.toLowerCase().replace(/[\s_]/g, '-');
+  const normalized = appName
+    .toLowerCase()
+    .replace(/[,:.]/g, '')
+    .replace(/[\s_]/g, '-');
   return `${normalized}-nativefier-${postFixHash}`;
 }
 

src/utils/sanitizeFilename.ts

@@ -11,13 +11,16 @@ export function sanitizeFilename(
 ): string {
   let result: string = sanitize(filenameToSanitize);
 
-  // remove all non ascii or use default app name
-  // eslint-disable-next-line no-control-regex
-  result = result.replace(/[^\x00-\x7F]/g, '') || DEFAULT_APP_NAME;
+  // remove all non ascii / file-problematic chars, or use default app name
+  /* eslint-disable no-control-regex */
+  result =
+    result.replace(/[^\x00-\x7F]/g, '').replace(/[/,;.\\]/g, '') ||
+    DEFAULT_APP_NAME;
+  /* eslint-enable no-control-regex */
 
   // spaces will cause problems with Ubuntu when pinned to the dock
   if (platform === 'linux') {
-    result = result.replace(/ /g, '');
+    result = result.replace(/\s/g, '');
   }
   log.debug(`Sanitized filename for ${filenameToSanitize} : ${result}`);
   return result;