Well if they are logged in as a user just store it in session data, the ID of that user at least so you can check when you display the content what the user level is in the database, like SELECT level FROM user WHERE userID = $_SESSION['userID'] Something along those lines
GCS d- s+ a-->? C++(++++) UL+++ P+>+++ L+++ E--- W+++
N+ o K w++(---) O? !M- V PS+>++ PE+ Y+ PGP !t- 5? X- R tv+
b+>++ DI+ D G++>+++ e+ h+>++ r y+
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