From 2f6362360b26f382ef2451769840f7f9d780e049 Mon Sep 17 00:00:00 2001
From: Danhia <danhia@protonmail.com>
Date: Thu, 3 Feb 2022 20:27:55 +0100
Subject: [PATCH 1/2] added dynamic scoring for permanent platform, let's hope
 nothing breaks

---
 src/ctfs/management/__init__.py               |  0
 src/ctfs/management/commands/__init__.py      |  0
 .../management/commands/actualize_points.py   | 28 +++++++++++++++++++
 src/ctfs/views.py                             | 20 +++++++++++++
 4 files changed, 48 insertions(+)
 create mode 100644 src/ctfs/management/__init__.py
 create mode 100644 src/ctfs/management/commands/__init__.py
 create mode 100644 src/ctfs/management/commands/actualize_points.py

diff --git a/src/ctfs/management/__init__.py b/src/ctfs/management/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/src/ctfs/management/commands/__init__.py b/src/ctfs/management/commands/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/src/ctfs/management/commands/actualize_points.py b/src/ctfs/management/commands/actualize_points.py
new file mode 100644
index 0000000..39656e4
--- /dev/null
+++ b/src/ctfs/management/commands/actualize_points.py
@@ -0,0 +1,28 @@
+from collections import defaultdict
+from django.core.management.base import BaseCommand, CommandError
+from accounts.models import UserProfileInfo
+from ctfs.models import CTF_flags, CTF
+from math import log
+
+class Command(BaseCommand):
+    help = 'Actualize challenges points based on number of solves'
+
+    def handle(self, *args, **options):
+        challenges = CTF.objects.filter(event=None, disabled=False).exclude(category__name="-Intro-")
+     
+        for ctf in challenges:
+            solves =  CTF_flags.objects.filter(ctf=ctf)
+            nb_solves = len(solves)
+
+            if nb_solves > 0:
+                new_points = 200 - int(log(nb_solves)*8.5)*5
+            else:
+                new_points = 200
+
+            if new_points != ctf.points:
+                diff = ctf.points - new_points
+                ctf.points = new_points
+                ctf.save()
+                for s in solves:
+                    s.user.userprofileinfo.score -= diff
+                    s.user.userprofileinfo.save()
\ No newline at end of file
diff --git a/src/ctfs/views.py b/src/ctfs/views.py
index b7f1bc8..e1680ef 100644
--- a/src/ctfs/views.py
+++ b/src/ctfs/views.py
@@ -5,6 +5,8 @@ from .models import Category, CTF, CTF_flags
 from .forms import submit_flag
 from accounts.models import UserProfileInfo
 from django.utils.translation import get_language
+from math import log
+from accounts.models import UserProfileInfo
 
 def get_description_by_lang(ctf):
     lang = get_language()
@@ -19,6 +21,23 @@ def get_description_by_lang(ctf):
         ret = ctf.description_ru
     return ret
 
+def actualize_points(ctf):
+    if ctf.category.name == "-Intro-":
+        return
+    solves =  CTF_flags.objects.filter(ctf=ctf)
+    nb_solves = len(solves)
+
+    new_points = 200 - int(log(nb_solves)*8.5)*5
+
+    if new_points != ctf.points:
+        diff = ctf.points - new_points
+        ctf.points = new_points
+        ctf.save()
+        for s in solves:
+            s.user.userprofileinfo.score -= diff
+            s.user.userprofileinfo.save()
+        
+
 def category(request, cat_slug):
     cat         =   get_object_or_404(Category, slug=cat_slug)
     ctfs        =   CTF.objects.filter(category=cat, event=None, disabled=False).order_by('points')
@@ -46,6 +65,7 @@ def ctf(request, cat_slug, ctf_slug):
                     profil.last_submission_date = timezone.now()
                     profil.score += ctf_info.points
                     profil.save()
+                    actualize_points(ctf_info)
                     return render(request, 'ctfs/ctf_info.html', { 'ctf' : ctf_info, 'solved_list': solved_list, 'valitated': True, 'description': description, 'date': timezone.now()})
                 else:
                     return render(request, 'ctfs/ctf_info.html', { 'ctf' : ctf_info, 'solved_list': solved_list, 'failed': True, 'description': description, 'date': timezone.now()})

From d5e2554602010041644515cbf1ecc0cc8cc5bc94 Mon Sep 17 00:00:00 2001
From: Danhia <danhia@protonmail.com>
Date: Thu, 3 Feb 2022 21:02:55 +0100
Subject: [PATCH 2/2] hotfix for dynamic scoring

---
 src/ctfs/management/commands/actualize_points.py | 2 +-
 src/ctfs/views.py                                | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/ctfs/management/commands/actualize_points.py b/src/ctfs/management/commands/actualize_points.py
index 39656e4..516764f 100644
--- a/src/ctfs/management/commands/actualize_points.py
+++ b/src/ctfs/management/commands/actualize_points.py
@@ -15,7 +15,7 @@ class Command(BaseCommand):
             nb_solves = len(solves)
 
             if nb_solves > 0:
-                new_points = 200 - int(log(nb_solves)*8.5)*5
+                new_points = max(200 - int(log(nb_solves)*8.5)*5, 5)
             else:
                 new_points = 200
 
diff --git a/src/ctfs/views.py b/src/ctfs/views.py
index e1680ef..354f131 100644
--- a/src/ctfs/views.py
+++ b/src/ctfs/views.py
@@ -27,7 +27,7 @@ def actualize_points(ctf):
     solves =  CTF_flags.objects.filter(ctf=ctf)
     nb_solves = len(solves)
 
-    new_points = 200 - int(log(nb_solves)*8.5)*5
+    new_points = max(200 - int(log(nb_solves)*8.5)*5, 5)
 
     if new_points != ctf.points:
         diff = ctf.points - new_points