def page_subtitle(self, value):
if not isinstance(value, list):
value = [value]
clusters = set()
for code in value:
tag = AlignmentTag.objects.get_from_full_code(code)
clusters.add(truncatechars(tag.subcategory, 90))
return "Cluster: %s" % ",".join(sorted(clusters))
def list_tags(request, existing=False):
standard = request.POST.get("standard")
try:
standard = Standard.objects.get(id=int(standard))
except (ValueError, TypeError, Standard.DoesNotExist):
return HttpResponseBadRequest()
grade = request.POST.get("grade")
try:
grade = Grade.objects.get(id=int(grade))
except (ValueError, TypeError, Grade.DoesNotExist):
return HttpResponseBadRequest()
category = request.POST.get("category")
try:
category = LearningObjectiveCategory.objects.get(id=int(category))
except (ValueError, TypeError, LearningObjectiveCategory.DoesNotExist):
return HttpResponseBadRequest()
if existing:
tags = set(
tagged.tag for tagged in TaggedMaterial.objects.filter(
tag__standard=standard,
tag__grade=grade,
tag__category=category
).select_related()
)
else:
tags = AlignmentTag.objects.filter(
standard=standard,
grade=grade,
category=category
)
tags = list(dict(id=t.id, name=unicode(t), subcategory=t.subcategory, full_code=t.full_code) for t in tags)
tags.sort(cmp=cmp_tags)
# Group tag by subcategory and create the following structure:
# tag1.subcategory
# - tag1
# - tag2 (has the same subcat as tag1)
# - tag3 (has the same subcat as tag2)
# tag4.subcategory
# - tag4
# - tag5 (has the same subcat as tag4)
# ....
subcategories = []
items = []
name = None
for tag in tags:
if tag["subcategory"] != name:
# Start filling the next optgroup
if name and items:
subcategories.append(dict(name=truncatechars(name.rstrip("."), 90), items=items))
name = tag["subcategory"]
items = []
items.append(dict(id=tag["id"],
name=tag["name"],
code=tag["full_code"]))
if name and items:
# Add the last subcategory to final results
subcategories.append(dict(name=truncatechars(name.rstrip("."), 90), items=items))
# Return data organized as simple dropdown. This allows to select
# subcategory (used on advanced search page).
if "no-optgroups" in request.REQUEST:
options = []
for subcat in subcategories:
code = "cluster:" + subcat["items"][0]["code"]
options.append(dict(
id=code,
code=code,
name=subcat["name"],
))
for item in subcat["items"]:
item["name"] = " " * 4 + item["name"]
options.append(item)
return dict(options=options)
# Return data organized as optgroups (used in align resource widget).
else:
return dict(optgroups=subcategories)