Add URLField for linking to uploaded quotes

RIGS/models.py

@@ -8,7 +8,7 @@ from urllib.parse import urlparse
 
 import pytz
 from django import forms
-from django.db.models import Q, F
+from django.db.models import Q
 from django.conf import settings
 from django.contrib.auth.models import AbstractUser
 from django.core.exceptions import ValidationError
@@ -17,9 +17,10 @@ from django.urls import reverse
 from django.utils import timezone
 from django.utils.functional import cached_property
 from reversion import revisions as reversion
-from reversion.models import Version
 from versioning.versioning import RevisionMixin
 
+from .validators import validate_url
+
 
 def filter_by_pk(filt, query):
     # try and parse an int
@@ -621,6 +622,8 @@ class SubhireManager(models.Manager):
 class Subhire(BaseEvent):
     insurance_value = models.DecimalField(max_digits=10, decimal_places=2) # TODO Validate if this is over notifiable threshold
     events = models.ManyToManyField(Event)
+    quote = models.URLField(default='', validators=[validate_url])
+
 
     objects = SubhireManager()
 
@@ -774,14 +777,6 @@ class Payment(models.Model, RevisionMixin):
         return f"payment of £{self.amount}"
 
 
-def validate_url(value):
-    if not value:
-        return  # Required error is done the field
-    obj = urlparse(value)
-    if obj.hostname not in ('nottinghamtec.sharepoint.com'):
-        raise ValidationError('URL must point to a location on the TEC Sharepoint')
-
-
 @reversion.register
 class RiskAssessment(models.Model, RevisionMixin):
     SMALL = (0, 'Small')