def chooser_select_format(request, image_id):
image = get_object_or_404(get_image_model(), id=image_id)
if request.method == 'POST':
form = ImageInsertionForm(request.POST,
initial={'alt_text': image.default_alt_text},
prefix='image-chooser-insertion')
if form.is_valid():
format = get_image_format(form.cleaned_data['format'])
preview_image = image.get_rendition(format.filter_spec)
image_data = {
'id':
image.id,
'title':
image.title,
'format':
format.name,
'alt':
form.cleaned_data['alt_text'],
'class':
format.classnames,
'edit_link':
reverse('wagtailimages:edit', args=(image.id, )),
'preview': {
'url': preview_image.url,
'width': preview_image.width,
'height': preview_image.height,
},
'html':
format.image_to_editor_html(image,
form.cleaned_data['alt_text']),
}
return render_modal_workflow(request,
None,
None,
None,
json_data={
'step': 'image_chosen',
'result': image_data
})
else:
initial = {'alt_text': image.default_alt_text}
initial.update(request.GET.dict())
# If you edit an existing image, and there is no alt text, ensure that
# "image is decorative" is ticked when you open the form
initial['image_is_decorative'] = initial['alt_text'] == ''
form = ImageInsertionForm(initial=initial,
prefix='image-chooser-insertion')
return render_modal_workflow(request,
'wagtailimages/chooser/select_format.html',
None, {
'image': image,
'form': form
},
json_data={'step': 'select_format'})
def chooser_select_format(request, image_id):
image = get_object_or_404(get_image_model(), id=image_id)
if request.method == 'POST':
form = ImageInsertionForm(request.POST,
initial={'alt_text': image.default_alt_text})
if form.is_valid():
format = get_image_format(form.cleaned_data['format'])
preview_image = image.get_rendition(format.filter_spec)
image_json = json.dumps({
'id':
image.id,
'title':
image.title,
'format':
format.name,
'alt':
form.cleaned_data['alt_text'],
'class':
format.classnames,
'edit_link':
reverse('wagtailimages:edit', args=(image.id, )),
'preview': {
'url': preview_image.url,
'width': preview_image.width,
'height': preview_image.height,
},
'html':
format.image_to_editor_html(image,
form.cleaned_data['alt_text']),
})
return render_modal_workflow(
request, None, 'wagtailimages/chooser/image_chosen.js',
{'image_json': image_json})
else:
initial = {'alt_text': image.default_alt_text}
initial.update(request.GET.dict())
form = ImageInsertionForm(initial=initial)
return render_modal_workflow(request,
'wagtailimages/chooser/select_format.html',
'wagtailimages/chooser/select_format.js', {
'image': image,
'form': form
})
class ImageSelectFormatView(SelectFormatResponseMixin, ImageChosenResponseMixin, View):
model = None
def get(self, request, image_id):
image = get_object_or_404(self.model, id=image_id)
initial = {"alt_text": image.default_alt_text}
initial.update(request.GET.dict())
# If you edit an existing image, and there is no alt text, ensure that
# "image is decorative" is ticked when you open the form
initial["image_is_decorative"] = initial["alt_text"] == ""
form = ImageInsertionForm(initial=initial, prefix="image-chooser-insertion")
return self.render_select_format_response(image, form)
def get_chosen_response_data(self, image):
format = get_image_format(self.form.cleaned_data["format"])
alt_text = self.form.cleaned_data["alt_text"]
response_data = super().get_chosen_response_data(
image, preview_image_filter=format.filter_spec
)
response_data.update(
{
"format": format.name,
"alt": alt_text,
"class": format.classnames,
"html": format.image_to_editor_html(image, alt_text),
}
)
return response_data
def post(self, request, image_id):
image = get_object_or_404(get_image_model(), id=image_id)
self.form = ImageInsertionForm(
request.POST,
initial={"alt_text": image.default_alt_text},
prefix="image-chooser-insertion",
)
if self.form.is_valid():
return self.get_chosen_response(image)
else:
return self.render_select_format_response(image, self.form)
def image_select_format(request, image_id):
image = get_object_or_404(get_image_model(), id=image_id)
if request.method == "POST":
form = ImageInsertionForm(
request.POST,
initial={"alt_text": image.default_alt_text},
prefix="image-chooser-insertion",
)
if form.is_valid():
format = get_image_format(form.cleaned_data["format"])
preview_image = image.get_rendition(format.filter_spec)
image_data = {
"id":
image.id,
"title":
image.title,
"format":
format.name,
"alt":
form.cleaned_data["alt_text"],
"class":
format.classnames,
"edit_link":
reverse("wagtailimages:edit", args=(image.id, )),
"preview": {
"url": preview_image.url,
"width": preview_image.width,
"height": preview_image.height,
},
"html":
format.image_to_editor_html(image,
form.cleaned_data["alt_text"]),
}
return render_modal_workflow(
request,
None,
None,
None,
json_data={
"step": "image_chosen",
"result": image_data
},
)
else:
initial = {"alt_text": image.default_alt_text}
initial.update(request.GET.dict())
form = ImageInsertionForm(initial=initial,
prefix="image-chooser-insertion")
return render_modal_workflow(
request,
"non_admin_draftail/image/select_format.html",
None,
{
"image": image,
"form": form
},
json_data={"step": "select_format"},
)
