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foerderbarometer/input/models.py

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from datetime import date
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from django.db import models
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from .settings import ACCOUNTS
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class Volunteer(models.Model):
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realname = models.CharField(max_length=200, null=True)
email = models.CharField(max_length=200, null=True)
# username = models.CharField(max_length=200, null=True)
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# the following Fields are not supposed to be edited by users
granted = models.BooleanField(null=True)
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granted_date = models.DateField(null=True)
survey_mail_send = models.BooleanField(null=True)
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@classmethod
def set_granted(cl, key, b):
obj = cl.objects.get(pk=key)
obj.granted = b
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obj.granted_date = date.today()
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obj.save()
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class Meta:
abstract = True
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class Extern(Volunteer):
''' abstract basis class for all data entered by extern volunteers '''
username = models.CharField(max_length=200, null=True)
class Meta:
abstract = True
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class Project(Volunteer):
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name = models.CharField(max_length=200)
start = models.DateField('Startdatum', null=True)
end = models.DateField('Erwartetes Projektende', null=True)
account = models.CharField('Kostenstelle', max_length=5,
choices=ACCOUNTS.items(), null=True,)
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# the following Fields are not supposed to be edited by users
pid = models.IntegerField(null=True, blank=True)
end_mail_send = models.BooleanField(null=True)
def save(self,*args,**kwargs):
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# is there a way to call super().save() only once?
super().save(*args,*kwargs)
self.pid = 10000 + self.pk
super().save(*args,*kwargs)
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def __str__(self):
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return f"{self.pid} {self.name}"
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class Intern(Volunteer):
'''abstrat base class for data entry from /intern (except Project)'''
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request_url = models.CharField(max_length=2000)
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class Meta:
abstract = True
class HonoraryCertificate(Intern):
''' this class is also used for accreditations '''
# request_url = models.CharField(max_length=2000)
project = models.ForeignKey(Project, null=True, blank=True, on_delete=models.SET_NULL)
def __str__(self):
return "Certificate for " + self.realname
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class Travel(Intern):
project = models.ForeignKey(Project, on_delete=models.CASCADE)
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#abstract base class for Library and IFG
class Grant(Extern):
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cost = models.CharField(max_length=10)
notes = models.CharField(max_length=500)
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class Meta:
abstract = True
TYPE_CHOICES = {'BIB': 'Bibliotheksstipendium',
'ELIT': 'eLiteraturstipendium',
'SOFT': 'Softwarestipendium',
'VIS': 'Visitenkarten',
'LIST': 'Mailingliste',
'MAIL': 'E-Mail-Adresse',
'IFG': 'Kostenübernahme IFG-Anfrage',
'LIT': 'Literaturstipendium',}
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# same model is used for Library, ELitStip and Software!
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class Library(Grant):
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type = models.CharField(
max_length=4,
choices=TYPE_CHOICES.items(), #attention: actually only BIB, ELIT, SOFT should be used here
default='LIB',
)
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library = models.CharField(max_length=200)
duration = models.CharField(max_length=100)
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def __str__(self):
return self.library
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class IFG(Grant):
url = models.CharField(max_length=2000)
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def __str__(self):
return "IFG-Anfrage von " + self.realname