You really need to read the PCI-DSS standard before you make comments like that.
Rather than me point out exactly why what you just said was completely wrong, I suggest you download it from here:
https://www.pcisecuritystandards.org/documents/PCI_DSS_v3-1....
At the very least, read requirement 4. The simple fact is that they were allowing customers to enter their credit card details and submit that data over HTTP.