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Add validation to block removal of required metadata types from a document

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This commit is contained in:
Roberto Rosario
2014-10-30 03:20:37 -04:00
parent 9749ce73b6
commit d92bd67331
1 changed files with 7 additions and 1 deletions
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8
mayan/apps/metadata/models.py
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@@ -53,11 +53,17 @@ class DocumentMetadata(models.Model):
return unicode(self.metadata_type) return unicode(self.metadata_type)
def save(self, *args, **kwargs): def save(self, *args, **kwargs):
if self.metadata_type not in self.document.document_type.metadata.all(): if self.metadata_type not in self.document.document_type.metadata_type.all():
raise ValidationError(_('Metadata type is not valid for this document type.')) raise ValidationError(_('Metadata type is not valid for this document type.'))
return super(DocumentMetadata, self).save(*args, **kwargs) return super(DocumentMetadata, self).save(*args, **kwargs)
def delete(self, *args, **kwargs):
if self.metadata_type in self.document.document_type.metadata_type.filter(required=True):
raise ValidationError(_('Metadata type required if for this document type.'))
return super(DocumentMetadata, self).delete(*args, **kwargs)
class Meta: class Meta:
verbose_name = _(u'Document metadata') verbose_name = _(u'Document metadata')
verbose_name_plural = _(u'Document metadata') verbose_name_plural = _(u'Document metadata')