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Merge pull request #138 from haslersn/validate
chore(kontaktdaten): Better error msgs when kontaktdaten.json invalid
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,135 @@ | ||
| import json | ||
| import os | ||
| import re | ||
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| from email.utils import parseaddr | ||
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| class ValidationError(Exception): | ||
| pass | ||
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| def get_kontaktdaten(filepath): | ||
| """ | ||
| Lade Kontaktdaten aus Datei. | ||
| :param filepath: Pfad zur JSON-Datei mit Kontaktdaten. | ||
| :return: Dictionary mit Kontaktdaten | ||
| """ | ||
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| try: | ||
| with open(filepath, encoding='utf-8') as f: | ||
| try: | ||
| kontaktdaten = json.load(f) | ||
| validate_kontaktdaten(kontaktdaten) | ||
| return kontaktdaten | ||
| except json.JSONDecodeError: | ||
| return {} | ||
| except FileNotFoundError: | ||
| return {} | ||
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| def validate_kontaktdaten(kontaktdaten): | ||
| """ | ||
| Erhebt ValidationError, falls Kontaktdaten ungültig sind. | ||
| Unvollständige Kontaktdaten sind ok und führen hier nicht zum Fehler. | ||
| :param kontaktdaten: Dictionary mit Kontaktdaten | ||
| """ | ||
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| if not isinstance(kontaktdaten, dict): | ||
| raise ValidationError("Muss ein Dictionary sein") | ||
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| for key, value in kontaktdaten.items(): | ||
| try: | ||
| if key == "code": | ||
| validate_code(value) | ||
| elif key == "plz_impfzentren": | ||
| validate_plz_impfzentren(value) | ||
| elif key == "kontakt": | ||
| validate_kontakt(value) | ||
| else: | ||
| raise ValidationError(f"Nicht unterstützter Key") | ||
| except ValidationError as exc: | ||
| raise ValidationError( | ||
| f"Ungültiger Key {json.dumps(key)}:\n{str(exc)}") | ||
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| def validate_code(code): | ||
| if not isinstance(code, str): | ||
| raise ValidationError("Muss eine Zeichenkette sein") | ||
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| c = "[0-9a-zA-Z]" | ||
| if not re.match(f"^{4 * c}-{4 * c}-{4 * c}$", code): | ||
| raise ValidationError( | ||
| f"{json.dumps(code)} entspricht nicht dem Schema \"XXXX-XXXX-XXXX\"") | ||
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| def validate_plz_impfzentren(plz_impfzentren): | ||
| if not isinstance(plz_impfzentren, list): | ||
| raise ValidationError("Muss eine Liste sein") | ||
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| for plz in plz_impfzentren: | ||
| validate_plz(plz) | ||
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| def validate_plz(plz): | ||
| if not isinstance(plz, str): | ||
| raise ValidationError("Muss eine Zeichenkette sein") | ||
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| if not re.match(f"^{5 * '[0-9]'}$", plz): | ||
| raise ValidationError( | ||
| f"Ungültige PLZ {json.dumps(plz)} - muss aus genau 5 Ziffern bestehen") | ||
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| def validate_kontakt(kontakt): | ||
| if not isinstance(kontakt, dict): | ||
| raise ValidationError("Muss ein Dictionary sein") | ||
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| for key, value in kontakt.items(): | ||
| try: | ||
| if key in ["anrede", "vorname", "nachname", "strasse", "ort"]: | ||
| if not isinstance(value, str): | ||
| raise ValidationError("Muss eine Zeichenkette sein") | ||
| elif key == "plz": | ||
| validate_plz(value) | ||
| elif key == "hausnummer": | ||
| validate_hausnummer(value) | ||
| elif key == "phone": | ||
| validate_phone(value) | ||
| elif key == "notificationChannel": | ||
| if value != "email": | ||
| raise ValidationError("Muss auf \"email\" gesetzt werden") | ||
| elif key == "notificationReceiver": | ||
| validate_email(value) | ||
| else: | ||
| raise ValidationError(f"Nicht unterstützter Key") | ||
| except ValidationError as exc: | ||
| raise ValidationError( | ||
| f"Ungültiger Key {json.dumps(key)}:\n{str(exc)}") | ||
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| def validate_phone(phone): | ||
| if not isinstance(phone, str): | ||
| raise ValidationError("Muss eine Zeichenkette sein") | ||
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| if not re.match(r"^(\+49)?[0-9]+$", phone): | ||
| raise ValidationError( | ||
| f"Ungültige Telefonnummer {json.dumps(phone)} - darf nur aus Ziffern bestehen") | ||
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| def validate_hausnummer(hausnummer): | ||
| if not isinstance(hausnummer, str): | ||
| raise ValidationError("Muss eine Zeichenkette sein") | ||
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| if len(hausnummer) > 20: | ||
| raise ValidationError( | ||
| f"Hausnummer {json.dumps(hausnummer)} ist zu lang - maximal 20 Zeichen erlaubt") | ||
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| def validate_email(email): | ||
| if not isinstance(email, str): | ||
| raise ValidationError("Muss eine Zeichenkette sein") | ||
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| if '@' not in parseaddr(email)[1]: | ||
| raise ValidationError(f"Ungültige E-Mail-Adresse {json.dumps(email)}") |