User Tools

Site Tools


stats:proc:signoutgroup

Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Both sides previous revision Previous revision
Next revision
Previous revision
stats:proc:signoutgroup [2011/09/29 19:37]
Patrick Michel
stats:proc:signoutgroup [2013/06/20 11:02]
Mathias Weber
Line 3: Line 3:
 <code xcend> <code xcend>
 signOutGroup(ident uid, ident id, ident studentId) { signOutGroup(ident uid, ident id, ident studentId) {
-  assume exists //accounts/account[uid]/assistant[id] || //​accounts/​account[uid]/​student/​id = studentId;+  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]/​students/​student[studentId]/​group;​ # implies existence of the exercise and student, even the group+  assume exists //​exercises/​exercise[id]/​students/​student[studentId]/​group;​ 
 +    ​# implies existence of the exercise and student, even the group 
 +  ​
   ​   ​
-  remove //​exercises/​exercise[id]/​students/​student[studentId]/​group;​ 
   update //​exercises/​exercise[id]/​groups/​group[//​exercises/​exercise[id]/​students/​student[studentId]/​group]/​curSize   update //​exercises/​exercise[id]/​groups/​group[//​exercises/​exercise[id]/​students/​student[studentId]/​group]/​curSize
     (//​exercises/​exercise[id]/​groups/​group[//​exercises/​exercise[id]/​students/​student[studentId]/​group]/​curSize - 1)     (//​exercises/​exercise[id]/​groups/​group[//​exercises/​exercise[id]/​students/​student[studentId]/​group]/​curSize - 1)
 +  remove //​exercises/​exercise[id]/​students/​student[studentId]/​group;​
 } }
 </​code>​ </​code>​
stats/proc/signoutgroup.txt · Last modified: 2013/07/10 12:34 (external edit)