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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,11 +1,88 @@ | ||
| from django.db import models | ||
|
|
||
| from django.db.models.fields.files import ImageFieldFile | ||
| from django.utils.translation import gettext_lazy as _ | ||
| from django.conf import settings | ||
| from django.utils.translation import get_language | ||
|
|
||
| from .forms import BatonAiImageFormField | ||
| from .widgets import BatonAiImageInput | ||
|
|
||
| class BatonAiImageFieldFile(ImageFieldFile): | ||
| @property | ||
| def subject_perc_position(self): | ||
| if self.field.subject_location_field and getattr( | ||
| self.instance, self.field.subject_location_field): | ||
| (cX, cY) = getattr(self.instance, | ||
| self.field.subject_location_field).split(',') | ||
|
|
||
| return { | ||
| 'x': int(cX), | ||
| 'y': int(cY) | ||
| } | ||
| return None | ||
|
|
||
| @property | ||
| def subject_position(self): | ||
| perc = self.subject_perc_position | ||
| if perc: | ||
| return { | ||
| 'x': (self.width or 0) * perc.get('x', 0) // 100, | ||
| 'y': (self.height or 0) * perc.get('y', 0) // 100 | ||
| } | ||
| return None | ||
|
|
||
| @property | ||
| def sorl(self): | ||
| """ shortcut property to use with sorl-thumbnmail crop featur e""" | ||
| position = self.subject_perc_position | ||
| if position: | ||
| x = position.get('x') | ||
| y = position.get('y') | ||
| # also need -0 | ||
| return '%s%% %s%%' % (x, y) | ||
| return '50% 50%' | ||
|
|
||
| class BatonAiImageField(models.ImageField): | ||
| attr_class = BatonAiImageFieldFile | ||
|
|
||
| def __init__(self, | ||
| verbose_name=None, | ||
| name=None, | ||
| width_field=None, | ||
| height_field=None, | ||
| subject_location_field=None, | ||
| alt_field=None, | ||
| alt_chars=20, | ||
| alt_language=get_language(), | ||
| **kwargs): | ||
| self.width_field, self.height_field = width_field, height_field | ||
| self.subject_location_field = subject_location_field | ||
| self.alt_field = alt_field | ||
| self.alt_chars = alt_chars | ||
| self.alt_language = alt_language | ||
| super().__init__(verbose_name, name, **kwargs) | ||
|
|
||
| def deconstruct(self): | ||
| name, path, args, kwargs = super().deconstruct() | ||
| if self.alt_field: | ||
| kwargs['alt_field'] = self.alt_field | ||
| kwargs['alt_chars'] = self.alt_chars | ||
| kwargs['alt_language'] = self.alt_language | ||
| if self.subject_location_field: | ||
| kwargs['subject_location_field'] = self.subject_location_field | ||
| return name, path, args, kwargs | ||
|
|
||
| def formfield(self, **kwargs): | ||
| d = kwargs | ||
| # override widget | ||
| d.update({ | ||
| 'widget': BatonAiImageInput, | ||
| 'form_class': BatonAiImageFormField, | ||
| 'alt_field': self.alt_field, | ||
| 'alt_chars': self.alt_chars, | ||
| 'alt_language': self.alt_language, | ||
| 'subject_location_field': self.subject_location_field, | ||
| 'help_text':_('Drag the circle or click on the image to set the image subject') if self.subject_location_field else d.get('help_text', ''), | ||
| }) | ||
| return super(BatonAiImageField, self).formfield(**d) | ||
| return super().formfield(**d) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,23 @@ | ||
| from django.forms.fields import ImageField | ||
| from .widgets import BatonAiImageInput | ||
| from .config import get_config | ||
|
|
||
|
|
||
| class BatonAiImageFormField(ImageField): | ||
| widget = BatonAiImageInput | ||
|
|
||
| def __init__(self, subject_location_field=None, alt_field=None, alt_chars=20, alt_language='en', *args, **kwargs): | ||
| self.subject_location_field = subject_location_field | ||
| self.alt_field = alt_field | ||
| self.alt_chars = alt_chars | ||
| self.alt_language = alt_language | ||
| return super().__init__(*args, **kwargs) | ||
|
|
||
| def widget_attrs(self, widget): | ||
| attrs = super().widget_attrs(widget) | ||
| attrs['subject_location_field'] = self.subject_location_field | ||
| attrs['alt_field'] = self.alt_field | ||
| attrs['alt_chars'] = self.alt_chars | ||
| attrs['alt_language'] = self.alt_language | ||
| attrs['preview_width'] = get_config('IMAGE_PREVIEW_WIDTH') | ||
| return attrs |
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