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stats:proc:registerstudent [2011/10/15 19:46] Patrick Michel |
stats:proc:registerstudent [2013/06/18 15:21] Mathias Weber |
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<code xcend> | <code xcend> | ||
registerStudent(ident uid, ident id, ident studentId) { | registerStudent(ident uid, ident id, ident studentId) { | ||
- | assume exists //accounts/account/student[studentId]; | + | assume count (studentId, //accounts/account/student/id) = 1; |
- | assume exists //exercises/exercise[id]; | + | |
- | assume //exercises/exercise[id]/open && exists //accounts/account[uid]/student && //accounts/account[uid]/student/id = studentId || | + | assume exists //exercises/exercise[id] && //exercises/exercise[id]/open && |
- | exists //accounts/account[uid]/assistant[id]; # the right management can't come first here | + | exists //accounts/account[uid]/student && //accounts/account[uid]/student/id = studentId |
+ | || exists //accounts/account[uid]/assistant[id]; | ||
+ | assume exists //exercises/exercise[id]; | ||
assume not exists //exercises/exercise[id]/students/student[studentId]; | assume not exists //exercises/exercise[id]/students/student[studentId]; | ||
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