Function isValidLogoImageBuffer

server/modules/logoUploadSecurity.js:100–112

(buffer, mimeType)

};

const isValidLogoImageBuffer = (buffer, mimeType) => {
  const normalizedMimeType = normalizeMimeType(mimeType);
  if (!isAllowedLogoMimeType(normalizedMimeType)) {
    return false;
  }

  if (normalizedMimeType === "image/svg+xml") {
    return isSafeSvgBuffer(buffer);
  }

  const detectedMimeType = getImageTypeFromBuffer(buffer);
  return detectedMimeType === normalizedMimeType;
};

const buildSafeLogoFilename = (mimeType, idGenerator) => {
  const normalizedMimeType = normalizeMimeType(mimeType);