Gold Fish
PHP Code:
if( GetEntProp(client, Prop_Send, "m_currentReviveCount") == FindConVar("survivor_max_incapacitated_count").IntValue )
{
... // Player is B/W
}
Or if you want hook-method, use "revive_success" and "heal_success" to check that.
You may also want to check this plugin:
Heartbeat (Revive Fix - Post Revive Options) (there are some useful natives and bug fixes).