Function IsBinaryPreviewFile

agent/utils/files/fileinfo.go:506–532

(mimeType, extension string)

}

func IsBinaryPreviewFile(mimeType, extension string) bool {
	mimeType = strings.ToLower(strings.TrimSpace(mimeType))
	extension = strings.ToLower(strings.TrimSpace(extension))

	if mimeType == "" || mimeType == "application/octet-stream" {
		_, ok := binaryPreviewExtensions[extension]
		return ok
	}

	if strings.HasPrefix(mimeType, "text/") {
		return false
	}

	for _, prefix := range binaryPreviewMimePrefixes {
		if strings.HasPrefix(mimeType, prefix) {
			return true
		}
	}

	_, ok := binaryPreviewMimeTypes[mimeType]
	if ok {
		return true
	}

	_, ok = binaryPreviewExtensions[extension]
	return ok
}

func DetectBinary(buf []byte) bool {
	mimeType := http.DetectContentType(buf)