Python django.forms.ImageField() Examples

The following are 30 code examples of django.forms.ImageField(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module django.forms , or try the search function .
Example #1
Source File: forms.py    From SchoolIdolAPI with Apache License 2.0 6 votes vote down vote up 
def save(self, commit=True, use_card_filenames=False):
        instance = super(TinyPngForm, self).save(commit=False)
        for field in self.fields.keys():
            if (hasattr(instance, field)
                and field in dir(self.Meta.model)
                and type(self.Meta.model._meta.get_field(field)) == models.models.ImageField):
                image = self.cleaned_data[field]
                if image and (isinstance(image, InMemoryUploadedFile) or isinstance(image, TemporaryUploadedFile)):
                    filename = image.name
                    _, extension = os.path.splitext(filename)
                    if extension.lower() == '.png':
                        image = shrinkImageFromData(image.read(), filename)
                    if use_card_filenames and field in models.cardsImagesToName:
                        image.name = models.cardsImagesToName[field]({
                            'id': instance.id,
                            'firstname': instance.idol.name.split(' ')[-1] if instance.idol and instance.idol.name else 'Unknown',
                        })
                    else:
                        image.name = randomString(32) + extension
                    setattr(instance, field, image)
        if commit:
            instance.save()
        return instance
Example #2
Source File: files.py    From python2017 with MIT License 5 votes vote down vote up 
def _check_image_library_installed(self):
        try:
            from PIL import Image  # NOQA
        except ImportError:
            return [
                checks.Error(
                    'Cannot use ImageField because Pillow is not installed.',
                    hint=('Get Pillow at https://pypi.python.org/pypi/Pillow '
                          'or run command "pip install Pillow".'),
                    obj=self,
                    id='fields.E210',
                )
            ]
        else:
            return []
Example #3
Source File: files.py    From luscan-devel with GNU General Public License v2.0 5 votes vote down vote up 
def __init__(self, verbose_name=None, name=None, width_field=None,
            height_field=None, **kwargs):
        self.width_field, self.height_field = width_field, height_field
        super(ImageField, self).__init__(verbose_name, name, **kwargs)
Example #4
Source File: files.py    From luscan-devel with GNU General Public License v2.0 5 votes vote down vote up 
def contribute_to_class(self, cls, name):
        super(ImageField, self).contribute_to_class(cls, name)
        # Attach update_dimension_fields so that dimension fields declared
        # after their corresponding image field don't stay cleared by
        # Model.__init__, see bug #11196.
        signals.post_init.connect(self.update_dimension_fields, sender=cls)
Example #5
Source File: files.py    From luscan-devel with GNU General Public License v2.0 5 votes vote down vote up 
def formfield(self, **kwargs):
        defaults = {'form_class': forms.ImageField}
        defaults.update(kwargs)
        return super(ImageField, self).formfield(**defaults)
Example #6
Source File: files.py    From openhgsenti with Apache License 2.0 5 votes vote down vote up 
def __set__(self, instance, value):
        previous_file = instance.__dict__.get(self.field.name)
        super(ImageFileDescriptor, self).__set__(instance, value)

        # To prevent recalculating image dimensions when we are instantiating
        # an object from the database (bug #11084), only update dimensions if
        # the field had a value before this assignment.  Since the default
        # value for FileField subclasses is an instance of field.attr_class,
        # previous_file will only be None when we are called from
        # Model.__init__().  The ImageField.update_dimension_fields method
        # hooked up to the post_init signal handles the Model.__init__() cases.
        # Assignment happening outside of Model.__init__() will trigger the
        # update right here.
        if previous_file is not None:
            self.field.update_dimension_fields(instance, force=True)
Example #7
Source File: files.py    From openhgsenti with Apache License 2.0 5 votes vote down vote up 
def __init__(self, verbose_name=None, name=None, width_field=None,
            height_field=None, **kwargs):
        self.width_field, self.height_field = width_field, height_field
        super(ImageField, self).__init__(verbose_name, name, **kwargs)
Example #8
Source File: files.py    From openhgsenti with Apache License 2.0 5 votes vote down vote up 
def check(self, **kwargs):
        errors = super(ImageField, self).check(**kwargs)
        errors.extend(self._check_image_library_installed())
        return errors
Example #9
Source File: files.py    From openhgsenti with Apache License 2.0 5 votes vote down vote up 
def _check_image_library_installed(self):
        try:
            from PIL import Image  # NOQA
        except ImportError:
            return [
                checks.Error(
                    'Cannot use ImageField because Pillow is not installed.',
                    hint=('Get Pillow at https://pypi.python.org/pypi/Pillow '
                          'or run command "pip install Pillow".'),
                    obj=self,
                    id='fields.E210',
                )
            ]
        else:
            return []
Example #10
Source File: files.py    From openhgsenti with Apache License 2.0 5 votes vote down vote up 
def deconstruct(self):
        name, path, args, kwargs = super(ImageField, self).deconstruct()
        if self.width_field:
            kwargs['width_field'] = self.width_field
        if self.height_field:
            kwargs['height_field'] = self.height_field
        return name, path, args, kwargs
Example #11
Source File: files.py    From openhgsenti with Apache License 2.0 5 votes vote down vote up 
def formfield(self, **kwargs):
        defaults = {'form_class': forms.ImageField}
        defaults.update(kwargs)
        return super(ImageField, self).formfield(**defaults)
Example #12
Source File: images.py    From Mxonline3 with Apache License 2.0 5 votes vote down vote up 
def get_field_attrs(self, attrs, db_field, **kwargs):
        if isinstance(db_field, models.ImageField):
            attrs['widget'] = AdminImageWidget
            attrs['form_class'] = AdminImageField
            self.include_image = True
        return attrs
Example #13
Source File: images.py    From Mxonline3 with Apache License 2.0 5 votes vote down vote up 
def get_field_result(self, result, field_name):
        if isinstance(result.field, models.ImageField):
            if result.value:
                img = getattr(result.obj, field_name)
                result.text = mark_safe('<a href="%s" target="_blank" title="%s" data-gallery="gallery"><img src="%s" class="field_img"/></a>' % (img.url, result.label, img.url))
                self.include_image = True
        return result

    # Media
Example #14
Source File: files.py    From python2017 with MIT License 5 votes vote down vote up 
def __set__(self, instance, value):
        previous_file = instance.__dict__.get(self.field.name)
        super(ImageFileDescriptor, self).__set__(instance, value)

        # To prevent recalculating image dimensions when we are instantiating
        # an object from the database (bug #11084), only update dimensions if
        # the field had a value before this assignment.  Since the default
        # value for FileField subclasses is an instance of field.attr_class,
        # previous_file will only be None when we are called from
        # Model.__init__().  The ImageField.update_dimension_fields method
        # hooked up to the post_init signal handles the Model.__init__() cases.
        # Assignment happening outside of Model.__init__() will trigger the
        # update right here.
        if previous_file is not None:
            self.field.update_dimension_fields(instance, force=True)
Example #15
Source File: files.py    From python2017 with MIT License 5 votes vote down vote up 
def __init__(self, verbose_name=None, name=None, width_field=None, height_field=None, **kwargs):
        self.width_field, self.height_field = width_field, height_field
        super(ImageField, self).__init__(verbose_name, name, **kwargs)
Example #16
Source File: files.py    From python2017 with MIT License 5 votes vote down vote up 
def check(self, **kwargs):
        errors = super(ImageField, self).check(**kwargs)
        errors.extend(self._check_image_library_installed())
        return errors
Example #17
Source File: files.py    From python with Apache License 2.0 5 votes vote down vote up 
def formfield(self, **kwargs):
        defaults = {'form_class': forms.ImageField}
        defaults.update(kwargs)
        return super(ImageField, self).formfield(**defaults)
Example #18
Source File: files.py    From python2017 with MIT License 5 votes vote down vote up 
def deconstruct(self):
        name, path, args, kwargs = super(ImageField, self).deconstruct()
        if self.width_field:
            kwargs['width_field'] = self.width_field
        if self.height_field:
            kwargs['height_field'] = self.height_field
        return name, path, args, kwargs
Example #19
Source File: files.py    From python2017 with MIT License 5 votes vote down vote up 
def formfield(self, **kwargs):
        defaults = {'form_class': forms.ImageField}
        defaults.update(kwargs)
        return super(ImageField, self).formfield(**defaults)
Example #20
Source File: images.py    From imoocc with GNU General Public License v2.0 5 votes vote down vote up 
def get_field_attrs(self, attrs, db_field, **kwargs):
        if isinstance(db_field, models.ImageField):
            attrs['widget'] = AdminImageWidget
            attrs['form_class'] = AdminImageField
            self.include_image = True
        return attrs
Example #21
Source File: images.py    From imoocc with GNU General Public License v2.0 5 votes vote down vote up 
def get_field_result(self, result, field_name):
        if isinstance(result.field, models.ImageField):
            if result.value:
                img = getattr(result.obj, field_name)
                result.text = mark_safe('<a href="%s" target="_blank" title="%s" data-gallery="gallery"><img src="%s" class="field_img"/></a>' % (img.url, result.label, img.url))
                self.include_image = True
        return result

    # Media
Example #22
Source File: images.py    From devops with MIT License 5 votes vote down vote up 
def get_field_attrs(self, attrs, db_field, **kwargs):
        if isinstance(db_field, models.ImageField):
            attrs['widget'] = AdminImageWidget
            attrs['form_class'] = AdminImageField
            self.include_image = True
        return attrs
Example #23
Source File: images.py    From devops with MIT License 5 votes vote down vote up 
def get_field_result(self, result, field_name):
        if isinstance(result.field, models.ImageField):
            if result.value:
                img = getattr(result.obj, field_name)
                result.text = mark_safe('<a href="%s" target="_blank" title="%s" data-gallery="gallery"><img src="%s" class="field_img"/></a>' % (img.url, result.label, img.url))
                self.include_image = True
        return result

    # Media
Example #24
Source File: images.py    From online with GNU Affero General Public License v3.0 5 votes vote down vote up 
def get_field_attrs(self, attrs, db_field, **kwargs):
        if isinstance(db_field, models.ImageField):
            attrs['widget'] = AdminImageWidget
            attrs['form_class'] = AdminImageField
            self.include_image = True
        return attrs
Example #25
Source File: images.py    From online with GNU Affero General Public License v3.0 5 votes vote down vote up 
def get_field_result(self, result, field_name):
        if isinstance(result.field, models.ImageField):
            if result.value:
                img = getattr(result.obj, field_name)
                result.text = mark_safe('<a href="%s" target="_blank" title="%s" data-gallery="gallery"><img src="%s" class="field_img"/></a>' % (img.url, result.label, img.url))
                self.include_image = True
        return result

    # Media
Example #26
Source File: images.py    From Dailyfresh-B2C with Apache License 2.0 5 votes vote down vote up 
def get_field_attrs(self, attrs, db_field, **kwargs):
        if isinstance(db_field, models.ImageField):
            attrs['widget'] = AdminImageWidget
            attrs['form_class'] = AdminImageField
            self.include_image = True
        return attrs
Example #27
Source File: images.py    From Dailyfresh-B2C with Apache License 2.0 5 votes vote down vote up 
def get_field_result(self, result, field_name):
        if isinstance(result.field, models.ImageField):
            if result.value:
                img = getattr(result.obj, field_name)
                result.text = mark_safe('<a href="%s" target="_blank" title="%s" data-gallery="gallery"><img src="%s" class="field_img"/></a>' % (img.url, result.label, img.url))
                self.include_image = True
        return result

    # Media
Example #28
Source File: fields.py    From Dailyfresh-B2C with Apache License 2.0 5 votes vote down vote up 
def __init__(self, *args, **kwargs):
        self._DjangoImageField = kwargs.pop('_DjangoImageField', DjangoImageField)
        super(ImageField, self).__init__(*args, **kwargs)
Example #29
Source File: images.py    From ImitationTmall_Django with GNU General Public License v3.0 5 votes vote down vote up 
def get_field_attrs(self, attrs, db_field, **kwargs):
        if isinstance(db_field, models.ImageField):
            attrs['widget'] = AdminImageWidget
            attrs['form_class'] = AdminImageField
            self.include_image = True
        return attrs
Example #30
Source File: images.py    From ImitationTmall_Django with GNU General Public License v3.0 5 votes vote down vote up 
def get_field_result(self, result, field_name):
        if isinstance(result.field, models.ImageField):
            if result.value:
                img = getattr(result.obj, field_name)
                result.text = mark_safe('<a href="%s" target="_blank" title="%s" data-gallery="gallery"><img src="%s" class="field_img"/></a>' % (img.url, result.label, img.url))
                self.include_image = True
        return result

    # Media