stats:proc:addparticipant
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| Both sides previous revision Previous revision Next revision | Previous revision | ||
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stats:proc:addparticipant [2011/11/28 17:15] Patrick Michel |
stats:proc:addparticipant [2012/06/06 15:32] Patrick Michel |
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| Line 3: | Line 3: | ||
| <code xcend> | <code xcend> | ||
| addParticipant(ident uid, ident id, ident studentId) { | addParticipant(ident uid, ident id, ident studentId) { | ||
| - | assume exists //exams/exam[id]/free && exists //accounts/account[uid]/student && //accounts/account[uid]/student/id = studentId | + | assume exists //accounts/account[uid]/student && //accounts/account[uid]/student/id = studentId && //exams/exam[id]/free |
| || exists //accounts/account[uid]/examiner[id]; | || exists //accounts/account[uid]/examiner[id]; | ||
| assume exists //exams/exam[id]; # implicitly true in OO implementations | assume exists //exams/exam[id]; # implicitly true in OO implementations | ||
| - | assume exists //accounts/account/student[studentId]; | + | assume count (studentId, //accounts/account/student/id) = 1; |
| | | ||
| assume not exists //exams/exam[id]/results/participant[studentId]; | assume not exists //exams/exam[id]/results/participant[studentId]; | ||
stats/proc/addparticipant.txt ยท Last modified: 2013/07/10 12:34 (external edit)
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