import com.atlassian.jira.component.ComponentAccessor
import com.atlassian.jira.issue.IssueFieldConstants
import com.atlassian.jira.issue.attachment.TemporaryWebAttachmentManager
import webwork.action.ActionContext

def temporaryAttachmentUtil = ComponentAccessor.getComponent(TemporaryWebAttachmentManager)
def formToken = ActionContext.getRequest()?.getParameter(IssueFieldConstants.FORM_TOKEN)

if (formToken) {
    def tempWebAttachments = temporaryAttachmentUtil.getTemporaryWebAttachmentsByFormToken(formToken)
    return tempWebAttachments.size() >= 1
} else {
    return false
}