Ejemplo n.º 1
0
def validate_admin_registration(cls, model):
    """
    Validates a class specified as a model admin.

    Right now this means validating prepopulated_fields, as for
    multilingual models DM handles them by itself.
    """

    if not is_multilingual_model(model):
        return

    from django.contrib.admin.validation import check_isdict, check_isseq

    opts = model._meta

    # this is heavily based on django.contrib.admin.validation.
    if hasattr(cls, '_dm_prepopulated_fields'):
        check_isdict(cls, '_dm_prepopulated_fields', cls.prepopulated_fields)
        for field, val in cls._dm_prepopulated_fields.items():
            f = get_field(cls, model, opts, 'prepopulated_fields', field)
            if isinstance(f, (models.DateTimeField, models.ForeignKey,
                models.ManyToManyField)):
                raise ImproperlyConfigured("'%s.prepopulated_fields['%s']' "
                        "is either a DateTimeField, ForeignKey or "
                        "ManyToManyField. This isn't allowed."
                        % (cls.__name__, field))
            check_isseq(cls, "prepopulated_fields['%s']" % field, val)
            for idx, f in enumerate(val):
                get_field(cls, model,
                        opts, "prepopulated_fields['%s'][%d]"
                        % (f, idx), f)
Ejemplo n.º 2
0
def validate_admin_registration(cls, model):
    """
    Validates a class specified as a model admin.

    Right now this means validating prepopulated_fields, as for
    multilingual models DM handles them by itself.
    """

    if not is_multilingual_model(model):
        return

    from django.contrib.admin.validation import check_isdict, check_isseq

    opts = model._meta

    # this is heavily based on django.contrib.admin.validation.
    if hasattr(cls, '_dm_prepopulated_fields'):
        check_isdict(cls, '_dm_prepopulated_fields', cls.prepopulated_fields)
        for field, val in cls._dm_prepopulated_fields.items():
            f = get_field(cls, model, opts, 'prepopulated_fields', field)
            if isinstance(f, (models.DateTimeField, models.ForeignKey,
                              models.ManyToManyField)):
                raise ImproperlyConfigured(
                    "'%s.prepopulated_fields['%s']' "
                    "is either a DateTimeField, ForeignKey or "
                    "ManyToManyField. This isn't allowed." %
                    (cls.__name__, field))
            check_isseq(cls, "prepopulated_fields['%s']" % field, val)
            for idx, f in enumerate(val):
                get_field(cls, model, opts,
                          "prepopulated_fields['%s'][%d]" % (f, idx), f)
Ejemplo n.º 3
0
 def validate_radio_fields(self, cls, model):
     " Validate that radio_fields is a dictionary of choice or foreign key fields. "
     from django.contrib.admin.options import HORIZONTAL, VERTICAL
     if hasattr(cls, 'radio_fields'):
         check_isdict(cls, 'radio_fields', cls.radio_fields)
         for field, val in cls.radio_fields.items():
             f = get_field(cls, model, 'radio_fields', field)
             if not (isinstance(f, ReferenceField) or f.choices):
                 raise ImproperlyConfigured("'%s.radio_fields['%s']' "
                         "is neither an instance of ForeignKey nor does "
                         "have choices set." % (cls.__name__, field))
             if not val in (HORIZONTAL, VERTICAL):
                 raise ImproperlyConfigured("'%s.radio_fields['%s']' "
                         "is neither admin.HORIZONTAL nor admin.VERTICAL."
                         % (cls.__name__, field))
Ejemplo n.º 4
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 def validate_prepopulated_fields(self, cls, model):
     " Validate that prepopulated_fields if a dictionary  containing allowed field types. "
     # prepopulated_fields
     if hasattr(cls, 'prepopulated_fields'):
         check_isdict(cls, 'prepopulated_fields', cls.prepopulated_fields)
         for field, val in cls.prepopulated_fields.items():
             f = get_field(cls, model, 'prepopulated_fields', field)
             if isinstance(f, DateTimeField) or is_relation(f):
                 raise ImproperlyConfigured("'%s.prepopulated_fields['%s']' "
                         "is either a DateTimeField, ForeignKey or "
                         "ManyToManyField. This isn't allowed."
                         % (cls.__name__, field))
             check_isseq(cls, "prepopulated_fields['%s']" % field, val)
             for idx, f in enumerate(val):
                 get_field(cls, model, "prepopulated_fields['%s'][%d]" % (field, idx), f)
Ejemplo n.º 5
0
 def validate_radio_fields(self, cls, model):
     " Validate that radio_fields is a dictionary of choice or foreign key fields. "
     from django.contrib.admin.options import HORIZONTAL, VERTICAL
     if hasattr(cls, 'radio_fields'):
         check_isdict(cls, 'radio_fields', cls.radio_fields)
         for field, val in cls.radio_fields.items():
             f = get_field(cls, model, 'radio_fields', field)
             if not (isinstance(f, ReferenceField) or f.choices):
                 raise ImproperlyConfigured(
                     "'%s.radio_fields['%s']' "
                     "is neither an instance of ForeignKey nor does "
                     "have choices set." % (cls.__name__, field))
             if not val in (HORIZONTAL, VERTICAL):
                 raise ImproperlyConfigured(
                     "'%s.radio_fields['%s']' "
                     "is neither admin.HORIZONTAL nor admin.VERTICAL." %
                     (cls.__name__, field))
Ejemplo n.º 6
0
 def validate_prepopulated_fields(self, cls, model):
     " Validate that prepopulated_fields if a dictionary  containing allowed field types. "
     # prepopulated_fields
     if hasattr(cls, 'prepopulated_fields'):
         check_isdict(cls, 'prepopulated_fields', cls.prepopulated_fields)
         for field, val in cls.prepopulated_fields.items():
             f = get_field(cls, model, 'prepopulated_fields', field)
             if isinstance(f, DateTimeField) or is_relation(f):
                 raise ImproperlyConfigured(
                     "'%s.prepopulated_fields['%s']' "
                     "is either a DateTimeField, ForeignKey or "
                     "ManyToManyField. This isn't allowed." %
                     (cls.__name__, field))
             check_isseq(cls, "prepopulated_fields['%s']" % field, val)
             for idx, f in enumerate(val):
                 get_field(cls, model,
                           "prepopulated_fields['%s'][%d]" % (field, idx),
                           f)
Ejemplo n.º 7
0
def validate_base(cls, model):
    opts = model._meta

    # fields
    if cls.fields: # default value is None
        check_isseq(cls, 'fields', cls.fields)
        validate_fields_spec(cls, model, opts, cls.fields, 'fields')
        if cls.fieldsets:
            raise ImproperlyConfigured('Both fieldsets and fields are specified in %s.' % cls.__name__)
        if len(cls.fields) > len(set(cls.fields)):
            raise ImproperlyConfigured('There are duplicate field(s) in %s.fields' % cls.__name__)

    # fieldsets
    if cls.fieldsets: # default value is None
        check_isseq(cls, 'fieldsets', cls.fieldsets)
        for idx, fieldset in enumerate(cls.fieldsets):
            check_isseq(cls, 'fieldsets[%d]' % idx, fieldset)
            if len(fieldset) != 2:
                raise ImproperlyConfigured("'%s.fieldsets[%d]' does not "
                        "have exactly two elements." % (cls.__name__, idx))
            check_isdict(cls, 'fieldsets[%d][1]' % idx, fieldset[1])
            if 'fields' not in fieldset[1]:
                raise ImproperlyConfigured("'fields' key is required in "
                        "%s.fieldsets[%d][1] field options dict."
                        % (cls.__name__, idx))
            validate_fields_spec(cls, model, opts, fieldset[1]['fields'], "fieldsets[%d][1]['fields']" % idx)
        flattened_fieldsets = flatten_fieldsets(cls.fieldsets)
        if len(flattened_fieldsets) > len(set(flattened_fieldsets)):
            raise ImproperlyConfigured('There are duplicate field(s) in %s.fieldsets' % cls.__name__)

    # exclude
    if cls.exclude: # default value is None
        check_isseq(cls, 'exclude', cls.exclude)
        for field in cls.exclude:
            #~ check_formfield(cls, model, opts, 'exclude', field)
            try:
                f = opts.get_field(field)
            except models.FieldDoesNotExist:
                # If we can't find a field on the model that matches,
                # it could be an extra field on the form.
                continue
        if len(cls.exclude) > len(set(cls.exclude)):
            raise ImproperlyConfigured('There are duplicate field(s) in %s.exclude' % cls.__name__)
Ejemplo n.º 8
0
def validate_base(cls, model):
    opts = model._meta

    # raw_id_fields
    if hasattr(cls, 'raw_id_fields'):
        check_isseq(cls, 'raw_id_fields', cls.raw_id_fields)
        for idx, field in enumerate(cls.raw_id_fields):
            f = get_field(cls, model, opts, 'raw_id_fields', field)
            if not isinstance(f, (models.ForeignKey, models.ManyToManyField)):
                raise ImproperlyConfigured("'%s.raw_id_fields[%d]', '%s' must "
                        "be either a ForeignKey or ManyToManyField."
                        % (cls.__name__, idx, field))

    # fields
    if cls.fields: # default value is None
        check_isseq(cls, 'fields', cls.fields)
        for field in cls.fields:
            if field in cls.readonly_fields:
                # Stuff can be put in fields that isn't actually a model field
                # if it's in readonly_fields, readonly_fields will handle the
                # validation of such things.
                continue
            check_formfield(cls, model, opts, 'fields', field)
            try:
                f = opts.get_field(field)
            except models.FieldDoesNotExist:
                # If we can't find a field on the model that matches,
                # it could be an extra field on the form.
                continue
            if isinstance(f, models.ManyToManyField) and not f.rel.through._meta.auto_created:
                raise ImproperlyConfigured("'%s.fields' can't include the ManyToManyField "
                    "field '%s' because '%s' manually specifies "
                    "a 'through' model." % (cls.__name__, field, field))
        if cls.fieldsets:
            raise ImproperlyConfigured('Both fieldsets and fields are specified in %s.' % cls.__name__)
        if len(cls.fields) > len(set(cls.fields)):
            raise ImproperlyConfigured('There are duplicate field(s) in %s.fields' % cls.__name__)
    '''
    # fieldsets
    if cls.fieldsets: # default value is None
        check_isseq(cls, 'fieldsets', cls.fieldsets)
        for idx, fieldset in enumerate(cls.fieldsets):
            check_isseq(cls, 'fieldsets[%d]' % idx, fieldset)
            if len(fieldset) != 2:
                raise ImproperlyConfigured("'%s.fieldsets[%d]' does not "
                        "have exactly two elements." % (cls.__name__, idx))
            check_isdict(cls, 'fieldsets[%d][1]' % idx, fieldset[1])
            if 'fields' not in fieldset[1]:
                raise ImproperlyConfigured("'fields' key is required in "
                        "%s.fieldsets[%d][1] field options dict."
                        % (cls.__name__, idx))
            for fields in fieldset[1]['fields']:
                # The entry in fields might be a tuple. If it is a standalone
                # field, make it into a tuple to make processing easier.
                if type(fields) != tuple:
                    fields = (fields,)
                for field in fields:
                    if field in cls.readonly_fields:
                        # Stuff can be put in fields that isn't actually a
                        # model field if it's in readonly_fields,
                        # readonly_fields will handle the validation of such
                        # things.
                        continue
                    check_formfield(cls, model, opts, "fieldsets[%d][1]['fields']" % idx, field)
                    try:
                        f = opts.get_field(field)
                        if isinstance(f, models.ManyToManyField) and not f.rel.through._meta.auto_created:
                            raise ImproperlyConfigured("'%s.fieldsets[%d][1]['fields']' "
                                "can't include the ManyToManyField field '%s' because "
                                "'%s' manually specifies a 'through' model." % (
                                    cls.__name__, idx, field, field))
                    except models.FieldDoesNotExist:
                        # If we can't find a field on the model that matches,
                        # it could be an extra field on the form.
                        pass
        flattened_fieldsets = flatten_fieldsets(cls.fieldsets)
        if len(flattened_fieldsets) > len(set(flattened_fieldsets)):
            raise ImproperlyConfigured('There are duplicate field(s) in %s.fieldsets' % cls.__name__)
    '''
    # exclude
    if cls.exclude: # default value is None
        check_isseq(cls, 'exclude', cls.exclude)
        for field in cls.exclude:
            check_formfield(cls, model, opts, 'exclude', field)
            try:
                f = opts.get_field(field)
            except models.FieldDoesNotExist:
                # If we can't find a field on the model that matches,
                # it could be an extra field on the form.
                continue
        if len(cls.exclude) > len(set(cls.exclude)):
            raise ImproperlyConfigured('There are duplicate field(s) in %s.exclude' % cls.__name__)

    # form
    if hasattr(cls, 'form') and not issubclass(cls.form, BaseModelForm):
        raise ImproperlyConfigured("%s.form does not inherit from "
                "BaseModelForm." % cls.__name__)

    # filter_vertical
    if hasattr(cls, 'filter_vertical'):
        check_isseq(cls, 'filter_vertical', cls.filter_vertical)
        for idx, field in enumerate(cls.filter_vertical):
            f = get_field(cls, model, opts, 'filter_vertical', field)
            if not isinstance(f, models.ManyToManyField):
                raise ImproperlyConfigured("'%s.filter_vertical[%d]' must be "
                    "a ManyToManyField." % (cls.__name__, idx))

    # filter_horizontal
    if hasattr(cls, 'filter_horizontal'):
        check_isseq(cls, 'filter_horizontal', cls.filter_horizontal)
        for idx, field in enumerate(cls.filter_horizontal):
            f = get_field(cls, model, opts, 'filter_horizontal', field)
            if not isinstance(f, models.ManyToManyField):
                raise ImproperlyConfigured("'%s.filter_horizontal[%d]' must be "
                    "a ManyToManyField." % (cls.__name__, idx))

    # radio_fields
    if hasattr(cls, 'radio_fields'):
        check_isdict(cls, 'radio_fields', cls.radio_fields)
        for field, val in cls.radio_fields.items():
            f = get_field(cls, model, opts, 'radio_fields', field)
            if not (isinstance(f, models.ForeignKey) or f.choices):
                raise ImproperlyConfigured("'%s.radio_fields['%s']' "
                        "is neither an instance of ForeignKey nor does "
                        "have choices set." % (cls.__name__, field))
            if not val in (HORIZONTAL, VERTICAL):
                raise ImproperlyConfigured("'%s.radio_fields['%s']' "
                        "is neither admin.HORIZONTAL nor admin.VERTICAL."
                        % (cls.__name__, field))

    # prepopulated_fields
    if hasattr(cls, 'prepopulated_fields'):
        check_isdict(cls, 'prepopulated_fields', cls.prepopulated_fields)
        for field, val in cls.prepopulated_fields.items():
            f = get_field(cls, model, opts, 'prepopulated_fields', field)
            if isinstance(f, (models.DateTimeField, models.ForeignKey,
                models.ManyToManyField)):
                raise ImproperlyConfigured("'%s.prepopulated_fields['%s']' "
                        "is either a DateTimeField, ForeignKey or "
                        "ManyToManyField. This isn't allowed."
                        % (cls.__name__, field))
            check_isseq(cls, "prepopulated_fields['%s']" % field, val)
            for idx, f in enumerate(val):
                get_field(cls, model, opts, "prepopulated_fields['%s'][%d]" % (field, idx), f)