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stats:proc:signoutgroup [2011/09/29 00:08] Patrick Michel |
stats:proc:signoutgroup [2013/07/10 12:34] (current) |
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<code xcend> | <code xcend> | ||
- | signOutGroup(ident id, ident studentId) { | + | signOutGroup(ident uid, ident id, ident studentId) { |
- | assume exists //exercises/exercise[id]/students/student[studentId]/group; # implies existence of the exercise and student, even the group | + | assume exists /exercise[id] && /exercise[id]/open && |
+ | exists /account[uid]/student && /account[uid]/student/id = studentId | ||
+ | || exists /account[uid]/assistant[id]; | ||
+ | |||
+ | assume exists /exercise[id]/student[studentId]/group; | ||
+ | # implies existence of the exercise and student, even the group | ||
| | ||
- | remove //exercises/exercise[id]/students/student[studentId]/group; | + | |
- | } # roles: assistant[id] | + | update /exercise[id]/group[/exercise[id]/student[studentId]/group]/curSize |
+ | (/exercise[id]/group[/exercise[id]/student[studentId]/group]/curSize - 1) | ||
+ | remove /exercise[id]/student[studentId]/group; | ||
+ | } | ||
</code> | </code> |