pro_connect: Add a new SSO

config/settings/base.py

@@ -77,6 +77,7 @@
     "itou.openid_connect.france_connect",
     "itou.openid_connect.inclusion_connect",
     "itou.openid_connect.pe_connect",
+    "itou.openid_connect.pro_connect",
     "itou.invitations",
     "itou.external_data",
     "itou.metabase",
@@ -399,6 +400,10 @@
 INCLUSION_CONNECT_CLIENT_ID = os.getenv("INCLUSION_CONNECT_CLIENT_ID")
 INCLUSION_CONNECT_CLIENT_SECRET = os.getenv("INCLUSION_CONNECT_CLIENT_SECRET")
 
+PRO_CONNECT_BASE_URL = os.getenv("PRO_CONNECT_BASE_URL")
+PRO_CONNECT_CLIENT_ID = os.getenv("PRO_CONNECT_CLIENT_ID")
+PRO_CONNECT_CLIENT_SECRET = os.getenv("PRO_CONNECT_CLIENT_SECRET")
+
 TALLY_URL = os.getenv("TALLY_URL")
 
 METABASE_HOST = os.getenv("METABASE_HOST")

config/urls.py

@@ -48,6 +48,8 @@
     path("franceconnect/", include("itou.openid_connect.france_connect.urls")),
     # Inclusion Connect URLs.
     path("inclusion_connect/", include("itou.openid_connect.inclusion_connect.urls")),
+    # Pro Connect URLs.
+    path("pro_connect/", include("itou.openid_connect.pro_connect.urls")),
     # --------------------------------------------------------------------------------------
     # API.
     path("api/v1/", include("itou.api.urls", namespace="v1")),

itou/openid_connect/pro_connect/apps.py

@@ -0,0 +1,6 @@
+from django.apps import AppConfig
+
+
+class ProConnectConfig(AppConfig):
+    name = "itou.openid_connect.pro_connect"
+    verbose_name = "Pro Connect"

itou/openid_connect/pro_connect/constants.py

@@ -0,0 +1,19 @@
+from django.conf import settings
+
+
+# https://github.com/france-connect/Documentation-AgentConnect/blob/main/doc_fs/technique_fca/technique_fca_scope.md
+PRO_CONNECT_SCOPES = "openid email given_name usual_name"
+
+PRO_CONNECT_CLIENT_ID = settings.PRO_CONNECT_CLIENT_ID
+PRO_CONNECT_CLIENT_SECRET = settings.PRO_CONNECT_CLIENT_SECRET
+
+PRO_CONNECT_ENDPOINT_BASE = f"{settings.PRO_CONNECT_BASE_URL}/api/v2"
+PRO_CONNECT_ENDPOINT_AUTHORIZE = f"{PRO_CONNECT_ENDPOINT_BASE}/authorize"
+PRO_CONNECT_ENDPOINT_TOKEN = f"{PRO_CONNECT_ENDPOINT_BASE}/token"
+PRO_CONNECT_ENDPOINT_USERINFO = f"{PRO_CONNECT_ENDPOINT_BASE}/userinfo"
+PRO_CONNECT_ENDPOINT_LOGOUT = f"{PRO_CONNECT_ENDPOINT_BASE}/session/end"
+
+# These expiration times have been chosen arbitrarily.
+PRO_CONNECT_TIMEOUT = 60
+
+PRO_CONNECT_SESSION_KEY = "pro_connect"

itou/openid_connect/pro_connect/enums.py

@@ -0,0 +1,11 @@
+import enum
+
+
+class ProConnectChannel(str, enum.Enum):
+    """This enum is stored in the session, and allow us to change the error message
+    in the callback view depending on where the user came from.
+    """
+
+    INVITATION = "invitation"
+    POLE_EMPLOI = "pole_emploi"
+    MAP_CONSEILLER = "map_conseiller"

itou/openid_connect/pro_connect/migrations/0001_initial.py

@@ -0,0 +1,31 @@
+# Generated by Django 5.0.3 on 2024-03-22 09:37
+
+import django.utils.timezone
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+    initial = True
+
+    dependencies = []
+
+    operations = [
+        migrations.CreateModel(
+            name="ProConnectState",
+            fields=[
+                ("id", models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name="ID")),
+                (
+                    "created_at",
+                    models.DateTimeField(
+                        db_index=True, default=django.utils.timezone.now, verbose_name="date de création"
+                    ),
+                ),
+                ("used_at", models.DateTimeField(null=True, verbose_name="date d'utilisation")),
+                ("data", models.JSONField(blank=True, default=dict, verbose_name="données de session")),
+                ("state", models.CharField(max_length=12, unique=True)),
+            ],
+            options={
+                "abstract": False,
+            },
+        ),
+    ]

itou/openid_connect/pro_connect/models.py

@@ -0,0 +1,55 @@
+import dataclasses
+import logging
+
+from django.db import models
+
+from itou.prescribers.models import PrescriberOrganization
+from itou.users.enums import IdentityProvider, UserKind
+from itou.users.models import User
+
+from ..models import OIDConnectState, OIDConnectUserData
+
+
+logger = logging.getLogger(__name__)
+
+
+class ProConnectState(OIDConnectState):
+    data = models.JSONField(verbose_name="données de session", default=dict, blank=True)
+
+    class Meta:
+        abstract = False
+
+
+@dataclasses.dataclass
+class ProConnectUserData(OIDConnectUserData):
+    @staticmethod
+    def user_info_mapping_dict(user_info: dict):
+        return {
+            "username": user_info["sub"],
+            "first_name": user_info["given_name"],
+            "last_name": user_info["usual_name"],
+            "email": user_info["email"],
+        }
+
+
+@dataclasses.dataclass
+class ProConnectPrescriberData(ProConnectUserData):
+    kind: str = UserKind.PRESCRIBER
+    identity_provider: IdentityProvider = IdentityProvider.PRO_CONNECT
+    login_allowed_user_kinds = [UserKind.PRESCRIBER, UserKind.EMPLOYER]
+
+    def join_org(self, user: User, safir: str):
+        try:
+            organization = PrescriberOrganization.objects.get(code_safir_pole_emploi=safir)
+        except PrescriberOrganization.DoesNotExist:
+            logger.error(f"Organization with SAFIR {safir} does not exist. Unable to add user {user.email}.")
+            raise
+        if not organization.has_member(user):
+            organization.add_member(user)
+
+
+@dataclasses.dataclass
+class ProConnectEmployerData(ProConnectUserData):
+    kind: str = UserKind.EMPLOYER
+    identity_provider: IdentityProvider = IdentityProvider.PRO_CONNECT
+    login_allowed_user_kinds = [UserKind.PRESCRIBER, UserKind.EMPLOYER]

itou/openid_connect/pro_connect/urls.py

@@ -0,0 +1,14 @@
+from django.urls import path
+
+from . import views
+
+
+app_name = "pro_connect"
+
+urlpatterns = [
+    path("authorize", views.pro_connect_authorize, name="authorize"),
+    path("activate_account", views.pro_connect_activate_account, name="activate_account"),
+    path("callback", views.pro_connect_callback, name="callback"),
+    path("logout", views.pro_connect_logout, name="logout"),
+    path("logout_callback", views.pro_connect_logout_callback, name="logout_callback"),
+]