Differences

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--- stats:proc:deleteexercise [2011/09/28 21:28] – stats:proc:removeexercise renamed to stats:proc:deleteexercise Patrick Michel
+++ stats:proc:deleteexercise [2013/07/10 12:34] (current) – external edit 127.0.0.1
@@ Line 1: / Line 1: @@
-====== Remove Exercise ======
+====== Delete Exercise ======
 <code xcend>
-removeExercise(ident id) {
+deleteExercise(ident uid, ident id) {
-  assume exists //exercises/exercise[id];
+  assume exists /account[uid]/admin;
+  assume exists /exercise[id];
+  assume size(/exercise[id]/assistant) = 0;
+  assume size(/exercise[id]/group/tutor) = 0;
-  assume size(//accounts/account/assistant[id]) = 0;
+  assume size(/exercise[id]/student) = 0; # don't allow to delete if students are there
-  assume size(//accounts/account/tutor[id]) = 0;
-  remove //exercises/exercise[id];
+  remove /exercise[id];
 }
 </code>