From 8ec0171ca0ff2eac1f71fca31db4a9ad4d48a750 Mon Sep 17 00:00:00 2001
From: Emmanuel Viennet <emmanuel.viennet@gmail.com>
Date: Wed, 3 Apr 2024 19:02:40 +0200
Subject: [PATCH] =?UTF-8?q?Script=20pr=C3=A9paration=20d=C3=A9mos:=20renom?=
 =?UTF-8?q?mage=20de=20tous=20les=20=C3=A9tudiants?=
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---
 tools/fakeportal/demo_reset_noms.py | 43 +++++++++++++++--------------
 1 file changed, 23 insertions(+), 20 deletions(-)

diff --git a/tools/fakeportal/demo_reset_noms.py b/tools/fakeportal/demo_reset_noms.py
index db7f9fb2b..9dc0ba17c 100755
--- a/tools/fakeportal/demo_reset_noms.py
+++ b/tools/fakeportal/demo_reset_noms.py
@@ -3,7 +3,8 @@
 
 """Outils pour environnements de démo.
 
-Change aléatoirement les identites (nip, civilite, nom, prenom) des étudiants d'un semestre.
+Change aléatoirement les identites (nip, civilite, nom, prenom) des étudiants.
+Un semestre ou tous si non spécifié.
 
 Le NIP est choisi aléatoirement (nombre entier à 8 chiffres).
 Les noms et prénoms sont issus des fichiers noms.txt, prenoms-h.txt, prenoms-f.txt
@@ -19,37 +20,39 @@ from gen_nomprenoms import nomprenom
 
 
 def usage():
-    print(f"Usage: {sys.argv[0]} dbname formsemestre_id")
+    print(f"Usage: {sys.argv[0]} dbname [formsemestre_id]")
     sys.exit(1)
 
 
-if len(sys.argv) != 3:
+if len(sys.argv) not in (2, 3):
     usage()
 
 dbname = sys.argv[1]
-formsemestre_id = sys.argv[2]
+formsemestre_id = sys.argv[2] if len(sys.argv) > 2 else None
 DBCNXSTRING = f"dbname={dbname}"
 
 # Liste des etudiants inscrits à ce semestre
 cnx = psycopg2.connect(DBCNXSTRING)
 cursor = cnx.cursor()
 
-cursor.execute(
-    "select count(*) from notes_formsemestre where id=%(formsemestre_id)s",
-    {"formsemestre_id": formsemestre_id},
-)
-nsem = cursor.fetchone()[0]
-if nsem != 1:
-    print(f"{nsem} formsemestre matching {formsemestre_id} in {dbname}")
-    sys.exit(2)
-
-cursor.execute(
-    """select i.id
-    from identite i, notes_formsemestre_inscription ins 
-    where i.id=ins.etudid and ins.formsemestre_id=%(formsemestre_id)s
-    """,
-    {"formsemestre_id": formsemestre_id},
-)
+if formsemestre_id is None:
+    cursor.execute("SELECT i.id from identite i")
+else:
+    cursor.execute(
+        "select count(*) from notes_formsemestre where id=%(formsemestre_id)s",
+        {"formsemestre_id": formsemestre_id},
+    )
+    nsem = cursor.fetchone()[0]
+    if nsem != 1:
+        print(f"{nsem} formsemestre matching {formsemestre_id} in {dbname}")
+        sys.exit(2)
+    cursor.execute(
+        """select i.id
+        from identite i, notes_formsemestre_inscription ins
+        where i.id=ins.etudid and ins.formsemestre_id=%(formsemestre_id)s
+        """,
+        {"formsemestre_id": formsemestre_id},
+    )
 
 wcursor = cnx.cursor()
 n = 0