def __init__(self, *args, **kwargs):
"""
Dynamically generate help text.
"""
source = kwargs.pop('source')
super(ImageUploadOptionsForm, self).__init__(*args, **kwargs)
# Dynamically generate help text.
# Show the filename format that should be used,
# and an example of a filename adhering to that format.
filenameFormatArgs = dict(year='YYYY', month='MM', day='DD')
filenameExampleArgs = dict(year='2010', month='08', day='23')
sourceKeys = source.get_key_list()
exampleSuffixes = ['A', ' 7', ' 2-2', 'C', '1'][0 : len(sourceKeys)]
filenameFormatArgs['values'] = sourceKeys
filenameExampleArgs['values'] = [a+b for a,b in zip(sourceKeys, exampleSuffixes)]
filenameFormatStr = metadata_to_filename(**filenameFormatArgs)
filenameExampleStr = metadata_to_filename(**filenameExampleArgs) + ".jpg"
self.fields['specify_metadata'].help_text = \
"Required filename format: %s" % filenameFormatStr
# Use JavaScript to show/hide this additional help text
self.metadata_extra_help_text = (
"\n"
"For example, let's say your source has the following location keys: "
"Site, Depth, Transect Line and Quadrant. "
"If you want to upload a .jpg image that was taken at "
"Site: sharkPoint, Depth: 10m, Transect Line: 3, and Quadrant: qu4, "
"on 14 January 2010, the filename for upload should be:\n\n"
"sharkPoint_10m_3_qu4_2010-01-14.jpg\n\n"
"Alternatively, if you also want to store the original filename - say it's "
"IMG_0032.jpg - you can use:\n\n"
"sharkPoint_10m_3_qu4_2010-01-14_IMG_0032.jpg\n\n"
"The original file name is not used by CoralNet, but could be "
"useful for your own reference."
)
self.additional_details = [
"""Annotation points will be automatically generated for your images.
Your Source's point generation settings: %s
Your Source's annotation area settings: %s""" % (
PointGen.db_to_readable_format(source.default_point_generation_method),
AnnotationAreaUtils.db_format_to_display(source.image_annotation_area)
)
]
def image_upload(request, source_id):
"""
This view serves the image upload page. It doesn't actually do any
upload processing, though; that's left to the Ajax views.
"""
source = get_object_or_404(Source, id=source_id)
images_form = MultiImageUploadForm()
options_form = ImageUploadOptionsForm(source=source)
csv_import_form = CSVImportForm()
annotation_import_form = AnnotationImportForm()
annotation_import_options_form = AnnotationImportOptionsForm(source=source)
proceed_to_manage_metadata_form = ImageSpecifyForm(
initial=dict(specify_method='image_ids'),
source=source,
)
auto_generate_points_message = (
"We will generate points for the images you upload.\n"
"Your Source's point generation settings: {pointgen}\n"
"Your Source's annotation area settings: {annoarea}").format(
pointgen=PointGen.db_to_readable_format(source.default_point_generation_method),
annoarea=AnnotationAreaUtils.db_format_to_display(source.image_annotation_area,
),
)
return render_to_response('upload/image_upload.html', {
'source': source,
'images_form': images_form,
'options_form': options_form,
'csv_import_form': csv_import_form,
'annotation_import_form': annotation_import_form,
'annotation_import_options_form': annotation_import_options_form,
'proceed_to_manage_metadata_form': proceed_to_manage_metadata_form,
'auto_generate_points_message': auto_generate_points_message,
},
context_instance=RequestContext(request)
)
def annotation_area_display(self):
"""
Display the annotation area parameters in templates.
Usage: {{ myimage.annotation_area_display }}
"""
return AnnotationAreaUtils.db_format_to_display(self.metadata.annotation_area)
def image_annotation_area_display(self):
"""
Display the annotation-area parameters in templates.
Usage: {{ mysource.annotation_area_display }}
"""
return AnnotationAreaUtils.db_format_to_display(self.image_annotation_area)
