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stats:proc:registerstudent [2011/10/02 10:27]
Patrick Michel stats:proc:addstudent renamed to stats:proc:registerstudent
stats:proc:registerstudent [2013/06/18 15:21]
Mathias Weber
Line 3: Line 3:
 <code xcend> <code xcend>
 registerStudent(ident uid, ident id, ident studentId) { registerStudent(ident uid, ident id, ident studentId) {
-  assume //​accounts/​account[uid]/​student/​id = studentId;+  assume ​count (studentId, //​accounts/​account/​student/​id) = 1; 
 + 
 +  assume exists //​exercises/​exercise[id] && //​exercises/​exercise[id]/​open &&  
 +         ​exists //​accounts/​account[uid]/​student && ​//​accounts/​account[uid]/​student/​id = studentId 
 +      || exists //​accounts/​account[uid]/​assistant[id];
  
   assume exists //​exercises/​exercise[id];​   assume exists //​exercises/​exercise[id];​
-  assume exists //​accounts/​account/​student[studentId];​ 
-  ​ 
   assume not exists //​exercises/​exercise[id]/​students/​student[studentId];​   assume not exists //​exercises/​exercise[id]/​students/​student[studentId];​
   ​   ​
stats/proc/registerstudent.txt · Last modified: 2013/07/10 12:44 (external edit)