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stats:proc:addparticipant [2012/01/11 14:40] – Patrick Michelstats:proc:addparticipant [2013/07/10 12:34] (current) – external edit 127.0.0.1
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 <code xcend> <code xcend>
 addParticipant(ident uid, ident id, ident studentId) { addParticipant(ident uid, ident id, ident studentId) {
-  assume exists //accounts/account[uid]/student && //accounts/account[uid]/student/id = studentId && //exams/exam[id]/free +  assume exists /account[uid]/student && /account[uid]/student/id = studentId && /exam[id]/free 
-      || exists //accounts/account[uid]/examiner[id];+      || exists /account[uid]/examiner[id];
  
-  assume exists //exams/exam[id]; # implicitly true in OO implementations +  assume exists /exam[id]; # implicitly true in OO implementations 
-  assume exists //accounts/account/student[studentId];+  assume count (studentId, /account/student/id) = 1;
      
-  assume not exists //exams/exam[id]/results/participant[studentId];+  assume not exists /exam[id]/participant[studentId];
      
-  insert //exams/exam[id]/results/participant[studentId];+  insert /exam[id]/participant[studentId];
 } }
 </code> </code>
  
  
stats/proc/addparticipant.1326289221.txt.gz · Last modified: by Patrick Michel

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