feat: Level control feature (#1379)

Pipfile

@@ -15,6 +15,7 @@ pytest = "==7.*"
 pytest-xdist = "*"
 pytest-order = "*"
 codeforlife-portal = "*"
+django-import-export = "*"
 importlib-metadata = "<5" # Using version 5 causes an issue when trying to run pytest. Not sure why, linked to: https://stackoverflow.com/questions/73929564/entrypoints-object-has-no-attribute-get-digital-ocean
 
 [requires]

example_project/rapid_router_test_settings.py

@@ -88,6 +88,7 @@
     "django_otp.plugins.otp_static",
     "django_otp.plugins.otp_totp",
     "rest_framework",
+    "import_export",
     "sekizai",  # for javascript and css management
 )
 

example_project/settings.py

@@ -75,6 +75,7 @@
     "django_otp.plugins.otp_static",
     "django_otp.plugins.otp_totp",
     "rest_framework",
+    "import_export",
     "sekizai",  # for javascript and css management
 )
 

game/admin.py

@@ -5,7 +5,7 @@
 
 class LevelAdmin(admin.ModelAdmin):
     search_fields = ["name"]
-    raw_id_fields = ["next_level"]
+    raw_id_fields = ["next_level", "locked_for_class"]
     readonly_fields = ["owner"]
     list_display = ["name", "id", "episode", "owner"]
 

game/migrations/0076_level_locked_for_class.py

@@ -0,0 +1,19 @@
+# Generated by Django 3.2.15 on 2022-10-31 15:57
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('common', '0030_add_maintenance_banner'),
+        ('game', '0075_level_48_houses'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='level',
+            name='locked_for_class',
+            field=models.ManyToManyField(blank=True, related_name='locked_levels', to='common.Class'),
+        ),
+    ]

game/models.py

@@ -1,6 +1,6 @@
 from builtins import str
 
-from common.models import UserProfile, Student
+from common.models import UserProfile, Student, Class
 from django.contrib.auth.models import User
 from django.db import models
 
@@ -130,6 +130,7 @@ class Level(models.Model):
         max_length=20, choices=character_choices(), blank=True, null=True, default=None
     )
     anonymous = models.BooleanField(default=False)
+    locked_for_class = models.ManyToManyField(Class, blank=True, related_name="locked_levels")
     objects = LevelManager()
 
     def __str__(self):

game/permissions.py

@@ -55,7 +55,10 @@ def can_play_or_delete_level(user, level):
 
 
 def can_play_level(user, level, early_access):
-    if level.default and not level.episode.in_development:
+    if not user.is_anonymous and hasattr(user.userprofile, "student") and user.userprofile.student.class_field:
+        # If the user is a student, check that the level isn't locked for their class
+        return user.userprofile.student.class_field not in level.locked_for_class.all()
+    elif level.default and not level.episode.in_development:
         return True
     elif level.anonymous:
         return False

game/static/game/css/level_selection.css

@@ -80,3 +80,13 @@
   font-family: "Glyphicons Halflings";
   margin-left: 10px;
 }
+
+#episodes .disabled,
+#episodes .disabled:hover,
+#episodes .disabled:focus,
+#episodes .disabled:visited {
+  color: #a1a1a1;
+  cursor: default;
+  font-weight: 300;
+  text-decoration: none;
+}