func detectWorkflows(file *models.File, workflows models.Workflows) {
	contentType, _ := file.Attributes["content_type"].(string)
	line, _ := file.Attributes["line"].(string)
	if err := workflows.DetectWorkflows(contentType, line); err != nil {
		file.Status = models.HAS_NO_WORKFLOW
		file.Error = fmt.Sprintf("Could not detect workflows for file: %#v. %s\n", file, err)
		l.Println(file.Error)
	}
	if len(workflows) > 0 {
		if len(workflows) == 1 {
			file.Status = models.HAS_WORKFLOW
			file.Workflow = workflows[0]

		} else {
			file.Status = models.HAS_MANY_WORKFLOWS
			file.Error = fmt.Sprintf("Matched more than one workflow\n: %#v", workflows)
			l.Println(file.Error)
		}
	} else {
		file.Status = models.HAS_NO_WORKFLOW
		file.Error = fmt.Sprintf("No workflows matched by content_type %q and line %q", contentType, line)
		l.Println(file.Error)
	}
}