A question about soccer fouls

From the rules of soccer this should be considered a foul, but it also depends on whether the referee is in line with the principle of favorable, if the team attacking side of the favorable it can not blow, but the specific circumstances have to be analyzed, if the referee receives black money, not to mention touching his leg a little bit, that is, his legs shoveled broken, he can pretend not to see, call on all to put an end to fake black whistle, to give the soccer a clean sky, thank you!