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stats:proc:deleteexercise [2011/09/28 21:26] Patrick Michel created |
stats:proc:deleteexercise [2011/10/08 15:38] Patrick Michel |
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- | ====== Remove Exercise ====== | + | ====== Delete Exercise ====== |
<code xcend> | <code xcend> | ||
- | removeExercise(ident id) { | + | deleteExercise(ident uid, ident id) { |
+ | assume exists //accounts/account[uid]/admin; | ||
assume exists //exercises/exercise[id]; | assume exists //exercises/exercise[id]; | ||
| | ||
- | assume size(//accounts/account/assistant[id]) = 0; | + | assume size(//exercises/exercise[id]/assistant[id]) = 0; |
- | assume size(//accounts/account/tutor[id]) = 0; | + | assume size(//exercises/exercise[id]/groups/group/tutor[id]) = 0; |
+ | |||
+ | assume size(//exercises/exercise[id]/students/student) = 0; # don't allow to delete if students are there | ||
| | ||
remove //exercises/exercise[id]; | remove //exercises/exercise[id]; |