def get_random_public_images():
"""
This will return a list of 5 random images that are from public sources only.
These will be displayed on the front page to be seen in all their glory
"""
public_sources_list = Source.get_public_sources()
# return empty list if no public sources
if len(public_sources_list) == 0:
return public_sources_list
random_source_list = []
random_image_list = []
# get 5 random public sources
for i in range(5):
random_source = choice(public_sources_list)
random_source_list.append(random_source)
# get a random image from each randomly chosen public source
for source in random_source_list:
all_images = source.get_all_images()
if len(all_images) == 0:
continue
random_image = choice(all_images)
random_image_list.append(random_image)
return random_image_list
def source_about(request):
"""
Page that explains what Sources are and how to use them.
"""
if request.user.is_authenticated():
if Source.get_sources_of_user(request.user):
user_status = 'has_sources'
else:
user_status = 'no_sources'
else:
user_status = 'anonymous'
return render_to_response('images/source_about.html', {
'user_status': user_status,
'public_sources': Source.get_public_sources(),
},
context_instance=RequestContext(request)
)
def source_list(request):
"""
Page with a list of the user's Sources.
Redirect to the About page if the user isn't logged in or doesn't have any Sources.
"""
if request.user.is_authenticated():
your_sources = Source.get_sources_of_user(request.user)
your_sources_dicts = [dict(id=s.id,
name=s.name,
your_role=s.get_member_role(request.user),)
for s in your_sources]
other_public_sources = Source.get_other_public_sources(request.user)
# Here we get the map sources
map_sources = get_map_sources()
list_thumbnails = []
# Here we get a list of a list of images, these will be displayed
# within each of the description windows.
# the latest images source will not be passed into the javascript functions
for source in map_sources:
list_thumbnails.append((source["latest_images"],source["id"]))
del source["latest_images"]
if your_sources:
return render_to_response('images/source_list.html', {
'your_sources': your_sources_dicts,
'map_sources': map_sources,
'google_maps_api_key': settings.GOOGLE_MAPS_API_KEY,
'other_public_sources': other_public_sources,
'list_thumbnails': list_thumbnails,
},
context_instance=RequestContext(request)
)
# not used
return HttpResponseRedirect(reverse('source_about'))
def source_list(request):
"""
Page with a list of the user's Sources.
Redirect to the About page if the user isn't logged in or doesn't have any Sources.
"""
if request.user.is_authenticated():
your_sources = Source.get_sources_of_user(request.user)
your_sources_dicts = [dict(id=s.id,
name=s.name,
your_role=s.get_member_role(request.user),)
for s in your_sources]
other_public_sources = Source.get_other_public_sources(request.user)
if your_sources:
return render_to_response('images/source_list.html', {
'your_sources': your_sources_dicts,
'other_public_sources': other_public_sources,
},
context_instance=RequestContext(request)
)
return HttpResponseRedirect(reverse('source_about'))
def label_main(request, label_id):
"""
Main page for a particular label
"""
label = get_object_or_404(Label, id=label_id)
sources_with_label = Source.objects.filter(labelset__labels=label).order_by('name')
visible_sources_with_label = [s for s in sources_with_label if s.visible_to_user(request.user)]
# Differentiate between the sources that the user is part of
# and the other public sources. Sort the source list accordingly, too.
sources_of_user = Source.get_sources_of_user(request.user)
source_types = []
for s in visible_sources_with_label:
if s in sources_of_user:
source_types.append('mine')
else:
source_types.append('public')
visible_sources_with_label = zip(source_types, visible_sources_with_label)
visible_sources_with_label.sort(key=lambda x: x[0]) # Mine first, then public
# Example patches.
# TODO: don't hardcode the patch path
example_annotations = Annotation.objects.filter(label=label, image__source__visibility=Source.VisibilityTypes.PUBLIC).exclude(user=get_robot_user()).order_by('?')[:5]
patches = [dict(
annotation=a,
fullImage=a.image,
source=a.image.source,
patchPath="data/annotations/" + str(a.id) + ".jpg",
row=a.point.row,
col=a.point.column,
pointNum=a.point.point_number,
)
for a in example_annotations]
for p in patches:
generate_patch_if_doesnt_exist(p['patchPath'], p['annotation'])
return render_to_response('annotations/label_main.html', {
'label': label,
'visible_sources_with_label': visible_sources_with_label,
'patches': patches,
},
context_instance=RequestContext(request)
)