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stats:proc:deleteexercise [2011/10/08 15:39] Patrick Michel |
stats:proc:deleteexercise [2013/07/10 12:34] (current) |
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<code xcend> | <code xcend> | ||
deleteExercise(ident uid, ident id) { | deleteExercise(ident uid, ident id) { | ||
- | assume exists //accounts/account[uid]/admin; | + | assume exists /account[uid]/admin; |
- | assume exists //exercises/exercise[id]; | + | assume exists /exercise[id]; |
| | ||
- | assume size(//exercises/exercise[id]/assistant) = 0; | + | assume size(/exercise[id]/assistant) = 0; |
- | assume size(//exercises/exercise[id]/groups/group/tutor) = 0; | + | assume size(/exercise[id]/group/tutor) = 0; |
| | ||
- | assume size(//exercises/exercise[id]/students/student) = 0; # don't allow to delete if students are there | + | assume size(/exercise[id]/student) = 0; # don't allow to delete if students are there |
| | ||
- | remove //exercises/exercise[id]; | + | remove /exercise[id]; |
} | } | ||
</code> | </code> | ||