Molodetz blogrol volgens DPP-template

molodetz/models.py

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+# retoor <retoor@molodetz.nl>
+import re
+from datetime import datetime
+
+from pydantic import BaseModel, ConfigDict, Field, field_validator
+
+from molodetz.constants import JOIN_STATUSES, POST_STATUSES, ROLES, TOPICS
+
+URL_HOST_PATTERN = re.compile(r"^https?://[^\s/]+\.[^\s/]+")
+PROSE_CAP = 125000
+
+
+def normalize_website(value):
+    value = (value or "").strip()
+    if not value:
+        return None
+    if not value.lower().startswith(("http://", "https://")):
+        value = "https://" + value
+    if not URL_HOST_PATTERN.match(value):
+        raise ValueError("Geef een geldige link op, bijvoorbeeld https://git.example.nl/naam")
+    return value[:500]
+
+
+def normalize_european_date(value):
+    value = (value or "").strip()
+    if not value:
+        return None
+    for fmt in ("%d/%m/%Y", "%Y-%m-%d"):
+        try:
+            return datetime.strptime(value, fmt).date().isoformat()
+        except ValueError:
+            continue
+    raise ValueError("Gebruik DD/MM/JJJJ")
+
+
+class FormModel(BaseModel):
+    model_config = ConfigDict(str_strip_whitespace=True, extra="ignore")
+
+
+class LoginForm(FormModel):
+    username: str = Field(min_length=3, max_length=255)
+    password: str = Field(min_length=6, max_length=128)
+    remember: bool = False
+    next: str | None = None
+
+
+class PostForm(FormModel):
+    title: str = Field(min_length=3, max_length=200)
+    body: str = Field(min_length=10, max_length=PROSE_CAP)
+    topic: str = "rol"
+    status: str = "draft"
+    is_placeholder: bool = False
+
+    @field_validator("topic")
+    @classmethod
+    def check_topic(cls, value):
+        if value not in TOPICS:
+            raise ValueError("Onbekend onderwerp")
+        return value
+
+    @field_validator("status")
+    @classmethod
+    def check_status(cls, value):
+        if value not in POST_STATUSES:
+            raise ValueError("Onbekende status")
+        return value
+
+
+class JoinForm(FormModel):
+    name: str = Field(min_length=2, max_length=80)
+    contact: str = Field(min_length=3, max_length=255)
+    repo_url: str | None = Field(default=None, max_length=500)
+    message: str | None = Field(default=None, max_length=2000)
+    website: str | None = Field(default=None, max_length=200)
+
+    @field_validator("repo_url")
+    @classmethod
+    def check_repo(cls, value):
+        return normalize_website(value)
+
+
+class JoinStatusForm(FormModel):
+    status: str
+
+    @field_validator("status")
+    @classmethod
+    def check_status(cls, value):
+        if value not in JOIN_STATUSES:
+            raise ValueError("Onbekende status")
+        return value
+
+
+class RoleForm(FormModel):
+    role: str
+
+    @field_validator("role")
+    @classmethod
+    def check_role(cls, value):
+        if value not in ROLES:
+            raise ValueError("Onbekende rol")
+        return value
+
+
+class SettingsForm(FormModel):
+    site_title: str | None = Field(default=None, max_length=80)
+    site_tagline: str | None = Field(default=None, max_length=200)
+    maintenance_mode: str | None = None
+    maintenance_message: str | None = Field(default=None, max_length=500)
+    rate_limit_per_minute: str | None = None
+    rate_limit_window_seconds: str | None = None
+    session_max_age_days: str | None = None
+    session_remember_days: str | None = None
+    terms_version: str | None = None
+    friendly_404: str | None = None
+    audit_retention_days: str | None = None
+    outbound_proxy_url: str | None = Field(default=None, max_length=500)
+
+
+class ServiceConfigForm(FormModel):
+    model_config = ConfigDict(extra="allow", str_strip_whitespace=True)
+
+
+class BackupForm(FormModel):
+    target: str = "database"
+
+    @field_validator("target")
+    @classmethod
+    def check_target(cls, value):
+        if value not in ("database", "uploads", "keys", "full"):
+            raise ValueError("Onbekend doel")
+        return value