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stats:proc:addparticipant [2011/09/29 00:26] – 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 id, ident studentId) { +addParticipant(ident uid, ident id, ident studentId) { 
-  assume exists //exams/exam[id]; # implicitly true in OO implementations +  assume exists /account[uid]/student && /account[uid]/student/id = studentId && /exam[id]/free 
-  assume exists //accounts/account/student[studentId];+      || exists /account[uid]/examiner[id]; 
 + 
 +  assume exists /exam[id]; # implicitly true in OO implementations 
 +  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]; 
-} # roles: examiner[id]+}
 </code> </code>
  
  
stats/proc/addparticipant.1317248787.txt.gz · Last modified: by Patrick Michel

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