First Amendment - political contributions
Collection of donor information by state Attorney General does not risk chilling of speech, or harassment by the state or the public.
Temporary injunction barring the public disclosure of the information sustained, given the possibility that the information might be subject to mandatory statutory disclosure.
https://d3bsvxk93brmko.cloudfront.net/datastore/opinions/2015/12/29/15-55446.pdf
Since 2011. An occasional commonplacing of the U.S. Circuit Courts of Appeal.
Neither an authoritative statement of the law nor legal advice. Quick work.