def clean_File(self):
file = clean_file_default(self)
if get_ext(file.name) not in self.filetype.get_allowed_extensions():
raise ValidationError(
'This file extension is not allowed. Allowed extensions: ' +
print_list(self.filetype.get_allowed_extensions()))
return file
def clean_publicfile_default(self):
file = clean_file_default(self)
if get_ext(file.name) not in settings.ALLOWED_PUBLIC_FILES:
raise ValidationError(
'This file type is not allowed. Allowed types: ' +
print_list(settings.ALLOWED_PUBLIC_FILES))
return file
def clean_attachment_default(self):
"""
Check whether an attachment is valid
:param self:
:return:
"""
file = clean_file_default(self)
# this check is done both here and in the model
if get_ext(file.name) not in settings.ALLOWED_PROJECT_ATTACHMENTS:
raise ValidationError(
'This file type is not allowed. Allowed types: ' +
print_list(settings.ALLOWED_PROJECT_ATTACHMENTS))
return file
def clean_studentfile_default(self):
"""
Clean function for studentfile form. Checks if the extension is in the allowed extensions for this type file.
:param self:
:return:
"""
try:
ftype = get_object_or_404(FileType, pk=self.data['Type'])
except:
raise ValidationError(
'Please select a file type from the drop-down list.')
file = clean_file_default(self)
if get_ext(file.name) not in ftype.get_allowed_extensions():
raise ValidationError(
'This file extension is not allowed. Allowed extensions: ' +
print_list(ftype.get_allowed_extensions()))
return file
def clean_image_default(self):
"""
Check whether an uploaded image is valid and has right dimensions
:param self:
:return:
"""
picture = clean_file_default(self)
# this check is done both here and in the model, needed to prevent wrong files entering get_image_dimensions()
if get_ext(picture.name) not in settings.ALLOWED_PROJECT_IMAGES:
raise ValidationError(
'This file type is not allowed. Allowed types: ' +
print_list(settings.ALLOWED_PROJECT_IMAGES))
w, h = get_image_dimensions(picture)
if w < minw or h < minh:
raise ValidationError(
"The image is too small, it has to be at least " + str(minw) +
"px by " + str(minh) + "px and is only " + str(w) + "px by " +
str(h) + "px.")
return picture