def edit_subsection(request, location):
# check that we have permissions to edit this item
course = get_course_for_item(location)
if not has_access(request.user, course.location):
raise PermissionDenied()
item = modulestore().get_item(location, depth=1)
lms_link = get_lms_link_for_item(
location, course_id=course.location.course_id)
preview_link = get_lms_link_for_item(
location, course_id=course.location.course_id, preview=True)
# make sure that location references a 'sequential', otherwise return
# BadRequest
if item.location.category != 'sequential':
return HttpResponseBadRequest()
parent_locs = modulestore().get_parent_locations(location, None)
# we're for now assuming a single parent
if len(parent_locs) != 1:
logging.error(
'Multiple (or none) parents have been found for {0}'.format(location))
# this should blow up if we don't find any parents, which would be
# erroneous
parent = modulestore().get_item(parent_locs[0])
# remove all metadata from the generic dictionary that is presented in a
# more normalized UI
policy_metadata = dict(
(field.name, field.read_from(item))
for field
in item.fields
if field.name not in ['display_name', 'start', 'due', 'format'] and field.scope == Scope.settings
)
can_view_live = False
subsection_units = item.get_children()
for unit in subsection_units:
state = compute_unit_state(unit)
if state == UnitState.public or state == UnitState.draft:
can_view_live = True
break
return render_to_response('edit_subsection.html',
{'subsection': item,
'context_course': course,
'create_new_unit_template': Location('i4x', 'edx', 'templates', 'vertical', 'Empty'),
'lms_link': lms_link,
'preview_link': preview_link,
'course_graders': json.dumps(CourseGradingModel.fetch(course.location).graders),
'parent_location': course.location,
'parent_item': parent,
'policy_metadata': policy_metadata,
'subsection_units': subsection_units,
'can_view_live': can_view_live
})
def cache_metadata(obj, obj_type, location, course, modulestore):
from contentstore.utils import get_lms_link_for_item
from contentstore.utils import compute_unit_state, UnitState
params = {}
params['course'] = str(course.location)
params['start'] = obj.start
params['due'] = obj.due
params['url'] = get_lms_link_for_item(location,course_id = course.location.course_id, preview=False)
params['state'] = str(compute_unit_state(obj))
params['obj_type'] = obj_type
params['title'] = obj.display_name
if obj_type == 'video':
params['video_url'] = str((obj.get_context())['transcripts_basic_tab_metadata']['video_url']['value'])
# first see if exists already
try:
cache = XModule_Metadata_Cache.objects.get(url=params['url'])
for attr, value in params.iteritems():
setattr(cache, attr, value)
except XModule_Metadata_Cache.DoesNotExist:
cache = XModule_Metadata_Cache(**params)
cache.posted = False
cache.save()
return
def edit_unit(request, location):
"""
Display an editing page for the specified module.
Expects a GET request with the parameter 'id'.
id: A Location URL
"""
try:
course = get_course_for_item(location)
except InvalidLocationError:
return HttpResponseBadRequest()
if not has_access(request.user, course.location):
raise PermissionDenied()
try:
item = modulestore().get_item(location, depth=1)
except ItemNotFoundError:
return HttpResponseBadRequest()
lms_link = get_lms_link_for_item(item.location,
course_id=course.location.course_id)
component_templates = defaultdict(list)
# Check if there are any advanced modules specified in the course policy. These modules
# should be specified as a list of strings, where the strings are the names of the modules
# in ADVANCED_COMPONENT_TYPES that should be enabled for the course.
course_advanced_keys = course.advanced_modules
# Set component types according to course policy file
component_types = list(COMPONENT_TYPES)
if isinstance(course_advanced_keys, list):
course_advanced_keys = [
c for c in course_advanced_keys if c in ADVANCED_COMPONENT_TYPES
]
if len(course_advanced_keys) > 0:
component_types.append(ADVANCED_COMPONENT_CATEGORY)
else:
log.error("Improper format for course advanced keys! {0}".format(
course_advanced_keys))
templates = modulestore().get_items(Location('i4x', 'edx', 'templates'))
for template in templates:
category = template.location.category
if category in course_advanced_keys:
category = ADVANCED_COMPONENT_CATEGORY
if category in component_types:
# This is a hack to create categories for different xmodules
component_templates[category].append(
(template.display_name_with_default, template.location.url(),
hasattr(template, 'markdown')
and template.markdown is not None))
components = [
component.location.url() for component in item.get_children()
]
# TODO (cpennington): If we share units between courses,
# this will need to change to check permissions correctly so as
# to pick the correct parent subsection
containing_subsection_locs = modulestore().get_parent_locations(
location, None)
containing_subsection = modulestore().get_item(
containing_subsection_locs[0])
containing_section_locs = modulestore().get_parent_locations(
containing_subsection.location, None)
containing_section = modulestore().get_item(containing_section_locs[0])
# cdodge hack. We're having trouble previewing drafts via jump_to redirect
# so let's generate the link url here
# need to figure out where this item is in the list of children as the preview will need this
index = 1
for child in containing_subsection.get_children():
if child.location == item.location:
break
index = index + 1
preview_lms_base = settings.MITX_FEATURES.get('PREVIEW_LMS_BASE')
preview_lms_link = '//{preview_lms_base}/courses/{org}/{course}/{course_name}/courseware/{section}/{subsection}/{index}'.format(
preview_lms_base=preview_lms_base,
lms_base=settings.LMS_BASE,
org=course.location.org,
course=course.location.course,
course_name=course.location.name,
section=containing_section.location.name,
subsection=containing_subsection.location.name,
index=index)
unit_state = compute_unit_state(item)
return render_to_response(
'unit.html', {
'context_course':
course,
'active_tab':
'courseware',
'unit':
item,
'unit_location':
location,
'components':
components,
'component_templates':
component_templates,
'draft_preview_link':
preview_lms_link,
'published_preview_link':
lms_link,
'subsection':
containing_subsection,
'release_date':
get_default_time_display(containing_subsection.lms.start)
if containing_subsection.lms.start is not None else None,
'section':
containing_section,
'create_new_unit_template':
Location('i4x', 'edx', 'templates', 'vertical', 'Empty'),
'unit_state':
unit_state,
'published_date':
item.cms.published_date.strftime('%B %d, %Y')
if item.cms.published_date is not None else None,
})
def edit_subsection(request, location):
"Edit the subsection of a course"
# check that we have permissions to edit this item
try:
course = get_course_for_item(location)
except InvalidLocationError:
return HttpResponseBadRequest()
if not has_access(request.user, course.location):
raise PermissionDenied()
try:
item = modulestore().get_item(location, depth=1)
except ItemNotFoundError:
return HttpResponseBadRequest()
lms_link = get_lms_link_for_item(location, course_id=course.location.course_id)
preview_link = get_lms_link_for_item(location, course_id=course.location.course_id, preview=True)
# make sure that location references a 'sequential', otherwise return
# BadRequest
if item.location.category != 'sequential':
return HttpResponseBadRequest()
parent_locs = modulestore().get_parent_locations(location, None)
# we're for now assuming a single parent
if len(parent_locs) != 1:
logging.error(
'Multiple (or none) parents have been found for %s',
location
)
# this should blow up if we don't find any parents, which would be erroneous
parent = modulestore().get_item(parent_locs[0])
# remove all metadata from the generic dictionary that is presented in a
# more normalized UI. We only want to display the XBlocks fields, not
# the fields from any mixins that have been added
fields = getattr(item, 'unmixed_class', item.__class__).fields
policy_metadata = dict(
(field.name, field.read_from(item))
for field
in fields.values()
if field.name not in ['display_name', 'start', 'due', 'format']
and field.scope == Scope.settings
)
can_view_live = False
subsection_units = item.get_children()
for unit in subsection_units:
state = compute_unit_state(unit)
if state == UnitState.public or state == UnitState.draft:
can_view_live = True
break
course_locator = loc_mapper().translate_location(
course.location.course_id, course.location, False, True
)
locator = loc_mapper().translate_location(
course.location.course_id, item.location, False, True
)
return render_to_response(
'edit_subsection.html',
{
'subsection': item,
'context_course': course,
'new_unit_category': 'vertical',
'lms_link': lms_link,
'preview_link': preview_link,
'course_graders': json.dumps(CourseGradingModel.fetch(course_locator).graders),
'parent_item': parent,
'locator': locator,
'policy_metadata': policy_metadata,
'subsection_units': subsection_units,
'can_view_live': can_view_live
}
)
def edit_unit(request, location):
"""
Display an editing page for the specified module.
Expects a GET request with the parameter `id`.
id: A Location URL
"""
try:
course = get_course_for_item(location)
except InvalidLocationError:
return HttpResponseBadRequest()
if not has_access(request.user, course.location):
raise PermissionDenied()
try:
item = modulestore().get_item(location, depth=1)
except ItemNotFoundError:
return HttpResponseBadRequest()
lms_link = get_lms_link_for_item(
item.location,
course_id=course.location.course_id
)
# Note that the unit_state (draft, public, private) does not match up with the published value
# passed to translate_location. The two concepts are different at this point.
unit_locator = loc_mapper().translate_location(
course.location.course_id, Location(location), False, True
)
component_templates = defaultdict(list)
for category in COMPONENT_TYPES:
component_class = load_mixed_class(category)
# add the default template
# TODO: Once mixins are defined per-application, rather than per-runtime,
# this should use a cms mixed-in class. (cpennington)
if hasattr(component_class, 'display_name'):
display_name = component_class.display_name.default or 'Blank'
else:
display_name = 'Blank'
component_templates[category].append((
display_name,
category,
False, # No defaults have markdown (hardcoded current default)
None # no boilerplate for overrides
))
# add boilerplates
if hasattr(component_class, 'templates'):
for template in component_class.templates():
filter_templates = getattr(component_class, 'filter_templates', None)
if not filter_templates or filter_templates(template, course):
component_templates[category].append((
template['metadata'].get('display_name'),
category,
template['metadata'].get('markdown') is not None,
template.get('template_id')
))
# Check if there are any advanced modules specified in the course policy.
# These modules should be specified as a list of strings, where the strings
# are the names of the modules in ADVANCED_COMPONENT_TYPES that should be
# enabled for the course.
course_advanced_keys = course.advanced_modules
# Set component types according to course policy file
if isinstance(course_advanced_keys, list):
for category in course_advanced_keys:
if category in ADVANCED_COMPONENT_TYPES:
# Do I need to allow for boilerplates or just defaults on the
# class? i.e., can an advanced have more than one entry in the
# menu? one for default and others for prefilled boilerplates?
try:
component_class = load_mixed_class(category)
component_templates['advanced'].append((
component_class.display_name.default or category,
category,
False,
None # don't override default data
))
except PluginMissingError:
# dhm: I got this once but it can happen any time the
# course author configures an advanced component which does
# not exist on the server. This code here merely
# prevents any authors from trying to instantiate the
# non-existent component type by not showing it in the menu
pass
else:
log.error(
"Improper format for course advanced keys! %s",
course_advanced_keys
)
components = [
[
component.location.url(),
loc_mapper().translate_location(
course.location.course_id, component.location, False, True
)
]
for component
in item.get_children()
]
# TODO (cpennington): If we share units between courses,
# this will need to change to check permissions correctly so as
# to pick the correct parent subsection
containing_subsection_locs = modulestore().get_parent_locations(location, None)
containing_subsection = modulestore().get_item(containing_subsection_locs[0])
containing_section_locs = modulestore().get_parent_locations(
containing_subsection.location, None
)
containing_section = modulestore().get_item(containing_section_locs[0])
# cdodge hack. We're having trouble previewing drafts via jump_to redirect
# so let's generate the link url here
# need to figure out where this item is in the list of children as the
# preview will need this
index = 1
for child in containing_subsection.get_children():
if child.location == item.location:
break
index = index + 1
preview_lms_base = settings.MITX_FEATURES.get('PREVIEW_LMS_BASE')
preview_lms_link = (
'//{preview_lms_base}/courses/{org}/{course}/'
'{course_name}/courseware/{section}/{subsection}/{index}'
).format(
preview_lms_base=preview_lms_base,
lms_base=settings.LMS_BASE,
org=course.location.org,
course=course.location.course,
course_name=course.location.name,
section=containing_section.location.name,
subsection=containing_subsection.location.name,
index=index
)
return render_to_response('unit.html', {
'context_course': course,
'unit': item,
# Still needed for creating a draft.
'unit_location': location,
'unit_locator': unit_locator,
'components': components,
'component_templates': component_templates,
'draft_preview_link': preview_lms_link,
'published_preview_link': lms_link,
'subsection': containing_subsection,
'release_date': (
get_default_time_display(containing_subsection.start)
if containing_subsection.start is not None else None
),
'section': containing_section,
'new_unit_category': 'vertical',
'unit_state': compute_unit_state(item),
'published_date': (
get_default_time_display(item.published_date)
if item.published_date is not None else None
),
})
def subsection_handler(request, tag=None, package_id=None, branch=None, version_guid=None, block=None):
"""
The restful handler for subsection-specific requests.
GET
html: return html page for editing a subsection
json: not currently supported
"""
if "text/html" in request.META.get("HTTP_ACCEPT", "text/html"):
locator = BlockUsageLocator(package_id=package_id, branch=branch, version_guid=version_guid, block_id=block)
try:
old_location, course, item, lms_link = _get_item_in_course(request, locator)
except ItemNotFoundError:
return HttpResponseBadRequest()
preview_link = get_lms_link_for_item(old_location, course_id=course.location.course_id, preview=True)
# make sure that location references a 'sequential', otherwise return
# BadRequest
if item.location.category != "sequential":
return HttpResponseBadRequest()
parent = get_parent_xblock(item)
# remove all metadata from the generic dictionary that is presented in a
# more normalized UI. We only want to display the XBlocks fields, not
# the fields from any mixins that have been added
fields = getattr(item, "unmixed_class", item.__class__).fields
policy_metadata = dict(
(field.name, field.read_from(item))
for field in fields.values()
if field.name not in ["display_name", "start", "due", "format"] and field.scope == Scope.settings
)
can_view_live = False
subsection_units = item.get_children()
for unit in subsection_units:
state = compute_unit_state(unit)
if state == UnitState.public or state == UnitState.draft:
can_view_live = True
break
course_locator = loc_mapper().translate_location(course.location.course_id, course.location, False, True)
return render_to_response(
"edit_subsection.html",
{
"subsection": item,
"context_course": course,
"new_unit_category": "vertical",
"lms_link": lms_link,
"preview_link": preview_link,
"course_graders": json.dumps(CourseGradingModel.fetch(course_locator).graders),
"parent_item": parent,
"locator": locator,
"policy_metadata": policy_metadata,
"subsection_units": subsection_units,
"can_view_live": can_view_live,
},
)
else:
return HttpResponseBadRequest("Only supports html requests")
def unit_handler(request, tag=None, package_id=None, branch=None, version_guid=None, block=None):
"""
The restful handler for unit-specific requests.
GET
html: return html page for editing a unit
json: not currently supported
"""
if "text/html" in request.META.get("HTTP_ACCEPT", "text/html"):
locator = BlockUsageLocator(package_id=package_id, branch=branch, version_guid=version_guid, block_id=block)
try:
old_location, course, item, lms_link = _get_item_in_course(request, locator)
except ItemNotFoundError:
return HttpResponseBadRequest()
component_templates = defaultdict(list)
for category in COMPONENT_TYPES:
component_class = _load_mixed_class(category)
# add the default template
# TODO: Once mixins are defined per-application, rather than per-runtime,
# this should use a cms mixed-in class. (cpennington)
if hasattr(component_class, "display_name"):
display_name = component_class.display_name.default or "Blank"
else:
display_name = "Blank"
component_templates[category].append(
(
display_name,
category,
False, # No defaults have markdown (hardcoded current default)
None, # no boilerplate for overrides
)
)
# add boilerplates
if hasattr(component_class, "templates"):
for template in component_class.templates():
filter_templates = getattr(component_class, "filter_templates", None)
if not filter_templates or filter_templates(template, course):
component_templates[category].append(
(
template["metadata"].get("display_name"),
category,
template["metadata"].get("markdown") is not None,
template.get("template_id"),
)
)
# Check if there are any advanced modules specified in the course policy.
# These modules should be specified as a list of strings, where the strings
# are the names of the modules in ADVANCED_COMPONENT_TYPES that should be
# enabled for the course.
course_advanced_keys = course.advanced_modules
# Set component types according to course policy file
if isinstance(course_advanced_keys, list):
for category in course_advanced_keys:
if category in ADVANCED_COMPONENT_TYPES:
# Do I need to allow for boilerplates or just defaults on the
# class? i.e., can an advanced have more than one entry in the
# menu? one for default and others for prefilled boilerplates?
try:
component_class = _load_mixed_class(category)
component_templates["advanced"].append(
(
component_class.display_name.default or category,
category,
False,
None, # don't override default data
)
)
except PluginMissingError:
# dhm: I got this once but it can happen any time the
# course author configures an advanced component which does
# not exist on the server. This code here merely
# prevents any authors from trying to instantiate the
# non-existent component type by not showing it in the menu
pass
else:
log.error("Improper format for course advanced keys! %s", course_advanced_keys)
xblocks = item.get_children()
locators = [
loc_mapper().translate_location(course.location.course_id, xblock.location, False, True)
for xblock in xblocks
]
# TODO (cpennington): If we share units between courses,
# this will need to change to check permissions correctly so as
# to pick the correct parent subsection
containing_subsection = get_parent_xblock(item)
containing_section = get_parent_xblock(containing_subsection)
# cdodge hack. We're having trouble previewing drafts via jump_to redirect
# so let's generate the link url here
# need to figure out where this item is in the list of children as the
# preview will need this
index = 1
for child in containing_subsection.get_children():
if child.location == item.location:
break
index = index + 1
preview_lms_base = settings.FEATURES.get("PREVIEW_LMS_BASE")
preview_lms_link = (
u"//{preview_lms_base}/courses/{org}/{course}/{course_name}/courseware/{section}/{subsection}/{index}"
).format(
preview_lms_base=preview_lms_base,
lms_base=settings.LMS_BASE,
org=course.location.org,
course=course.location.course,
course_name=course.location.name,
section=containing_section.location.name,
subsection=containing_subsection.location.name,
index=index,
)
return render_to_response(
"unit.html",
{
"context_course": course,
"unit": item,
"unit_locator": locator,
"locators": locators,
"component_templates": component_templates,
"draft_preview_link": preview_lms_link,
"published_preview_link": lms_link,
"subsection": containing_subsection,
"release_date": (
get_default_time_display(containing_subsection.start)
if containing_subsection.start is not None
else None
),
"section": containing_section,
"new_unit_category": "vertical",
"unit_state": compute_unit_state(item),
"published_date": (
get_default_time_display(item.published_date) if item.published_date is not None else None
),
},
)
else:
return HttpResponseBadRequest("Only supports html requests")
def edit_subsection(request, location):
"Edit the subsection of a course"
# check that we have permissions to edit this item
try:
course = get_course_for_item(location)
except InvalidLocationError:
return HttpResponseBadRequest()
if not has_access(request.user, course.location):
raise PermissionDenied()
try:
item = modulestore().get_item(location, depth=1)
except ItemNotFoundError:
return HttpResponseBadRequest()
lms_link = get_lms_link_for_item(
location, course_id=course.location.course_id
)
preview_link = get_lms_link_for_item(
location, course_id=course.location.course_id, preview=True
)
# make sure that location references a 'sequential', otherwise return
# BadRequest
if item.location.category != 'sequential':
return HttpResponseBadRequest()
parent_locs = modulestore().get_parent_locations(location, None)
# we're for now assuming a single parent
if len(parent_locs) != 1:
logging.error(
'Multiple (or none) parents have been found for %',
location
)
# this should blow up if we don't find any parents, which would be erroneous
parent = modulestore().get_item(parent_locs[0])
sections = modulestore().get_item(course.location, depth=3).get_children()
#for section in sections:
# print section.display_name_with_default
# subsections = section.get_children()
# for subsection in subsections:
# print subsection.display_name_with_default
# remove all metadata from the generic dictionary that is presented in a
# more normalized UI
policy_metadata = dict(
(field.name, field.read_from(item))
for field
in item.fields
if field.name not in ['display_name', 'start', 'due', 'format', 'unlock_term']
and field.scope == Scope.settings
)
#item.unlock_term = '{"disjunctions":[]}'
term = json.loads(item.unlock_term)
# updating if term has links to already not existed sections
for disjunction in term["disjunctions"]:
for conjunction in disjunction["conjunctions"]:
if not is_section_exist(conjunction["source_section_id"], sections):
disjunction["conjunctions"].remove(conjunction)
item.unlock_term = json.dumps(term)
can_view_live = False
subsection_units = item.get_children()
for unit in subsection_units:
state = compute_unit_state(unit)
if state == UnitState.public or state == UnitState.draft:
can_view_live = True
break
return render_to_response('edit_subsection.html',
{'subsection': item,
'context_course': course,
'new_unit_category': 'vertical',
'lms_link': lms_link,
'preview_link': preview_link,
'course_graders': json.dumps(CourseGradingModel.fetch(course.location).graders),
'parent_location': course.location,
'parent_item': parent,
'policy_metadata': policy_metadata,
'subsection_units': subsection_units,
'sections': sections,
'can_view_live': can_view_live
})
def subsection_handler(request, tag=None, course_id=None, branch=None, version_guid=None, block=None):
"""
The restful handler for subsection-specific requests.
GET
html: return html page for editing a subsection
json: not currently supported
"""
if 'text/html' in request.META.get('HTTP_ACCEPT', 'text/html'):
locator = BlockUsageLocator(course_id=course_id, branch=branch, version_guid=version_guid, usage_id=block)
try:
old_location, course, item, lms_link = _get_item_in_course(request, locator)
except ItemNotFoundError:
return HttpResponseBadRequest()
preview_link = get_lms_link_for_item(old_location, course_id=course.location.course_id, preview=True)
# make sure that location references a 'sequential', otherwise return
# BadRequest
if item.location.category != 'sequential':
return HttpResponseBadRequest()
parent_locs = modulestore().get_parent_locations(old_location, None)
# we're for now assuming a single parent
if len(parent_locs) != 1:
logging.error(
'Multiple (or none) parents have been found for %s',
unicode(locator)
)
# this should blow up if we don't find any parents, which would be erroneous
parent = modulestore().get_item(parent_locs[0])
# remove all metadata from the generic dictionary that is presented in a
# more normalized UI. We only want to display the XBlocks fields, not
# the fields from any mixins that have been added
fields = getattr(item, 'unmixed_class', item.__class__).fields
policy_metadata = dict(
(field.name, field.read_from(item))
for field
in fields.values()
if field.name not in ['display_name', 'start', 'due', 'format'] and field.scope == Scope.settings
)
can_view_live = False
subsection_units = item.get_children()
for unit in subsection_units:
state = compute_unit_state(unit)
if state == UnitState.public or state == UnitState.draft:
can_view_live = True
break
course_locator = loc_mapper().translate_location(
course.location.course_id, course.location, False, True
)
return render_to_response(
'edit_subsection.html',
{
'subsection': item,
'context_course': course,
'new_unit_category': 'vertical',
'lms_link': lms_link,
'preview_link': preview_link,
'course_graders': json.dumps(CourseGradingModel.fetch(course_locator).graders),
'parent_item': parent,
'locator': locator,
'policy_metadata': policy_metadata,
'subsection_units': subsection_units,
'can_view_live': can_view_live
}
)
else:
return HttpResponseBadRequest("Only supports html requests")
def edit_subsection(request, location):
"Edit the subsection of a course"
# check that we have permissions to edit this item
try:
course = get_course_for_item(location)
except InvalidLocationError:
return HttpResponseBadRequest()
if not has_access(request.user, course.location):
raise PermissionDenied()
try:
item = modulestore().get_item(location, depth=1)
except ItemNotFoundError:
return HttpResponseBadRequest()
lms_link = get_lms_link_for_item(location, course_id=course.location.course_id)
preview_link = get_lms_link_for_item(location, course_id=course.location.course_id, preview=True)
# make sure that location references a 'sequential', otherwise return BadRequest
if item.location.category != "sequential":
return HttpResponseBadRequest()
parent_locs = modulestore().get_parent_locations(location, None)
# we're for now assuming a single parent
if len(parent_locs) != 1:
logging.error("Multiple (or none) parents have been found for {0}".format(location))
# this should blow up if we don't find any parents, which would be erroneous
parent = modulestore().get_item(parent_locs[0])
# remove all metadata from the generic dictionary that is presented in a more normalized UI
policy_metadata = dict(
(field.name, field.read_from(item))
for field in item.fields
if field.name not in ["display_name", "start", "due", "format"] and field.scope == Scope.settings
)
can_view_live = False
subsection_units = item.get_children()
for unit in subsection_units:
state = compute_unit_state(unit)
if state == UnitState.public or state == UnitState.draft:
can_view_live = True
break
return render_to_response(
"edit_subsection.html",
{
"subsection": item,
"context_course": course,
"new_unit_category": "vertical",
"lms_link": lms_link,
"preview_link": preview_link,
"course_graders": json.dumps(CourseGradingModel.fetch(course.location).graders),
"parent_location": course.location,
"parent_item": parent,
"policy_metadata": policy_metadata,
"subsection_units": subsection_units,
"can_view_live": can_view_live,
},
)
def edit_unit(request, location):
"""
Display an editing page for the specified module.
Expects a GET request with the parameter 'id'.
id: A Location URL
"""
try:
course = get_course_for_item(location)
except InvalidLocationError:
return HttpResponseBadRequest()
if not has_access(request.user, course.location):
raise PermissionDenied()
try:
item = modulestore().get_item(location, depth=1)
except ItemNotFoundError:
return HttpResponseBadRequest()
lms_link = get_lms_link_for_item(item.location, course_id=course.location.course_id)
component_templates = defaultdict(list)
for category in COMPONENT_TYPES:
component_class = XModuleDescriptor.load_class(category)
# add the default template
component_templates[category].append(
(
component_class.display_name.default or "Blank",
category,
False, # No defaults have markdown (hardcoded current default)
None, # no boilerplate for overrides
)
)
# add boilerplates
for template in component_class.templates():
component_templates[category].append(
(
template["metadata"].get("display_name"),
category,
template["metadata"].get("markdown") is not None,
template.get("template_id"),
)
)
# Check if there are any advanced modules specified in the course policy. These modules
# should be specified as a list of strings, where the strings are the names of the modules
# in ADVANCED_COMPONENT_TYPES that should be enabled for the course.
course_advanced_keys = course.advanced_modules
# Set component types according to course policy file
if isinstance(course_advanced_keys, list):
for category in course_advanced_keys:
if category in ADVANCED_COMPONENT_TYPES:
# Do I need to allow for boilerplates or just defaults on the class? i.e., can an advanced
# have more than one entry in the menu? one for default and others for prefilled boilerplates?
try:
component_class = XModuleDescriptor.load_class(category)
component_templates["advanced"].append(
(
component_class.display_name.default or category,
category,
False,
None, # don't override default data
)
)
except PluginMissingError:
# dhm: I got this once but it can happen any time the course author configures
# an advanced component which does not exist on the server. This code here merely
# prevents any authors from trying to instantiate the non-existent component type
# by not showing it in the menu
pass
else:
log.error("Improper format for course advanced keys! {0}".format(course_advanced_keys))
components = [component.location.url() for component in item.get_children()]
# TODO (cpennington): If we share units between courses,
# this will need to change to check permissions correctly so as
# to pick the correct parent subsection
containing_subsection_locs = modulestore().get_parent_locations(location, None)
containing_subsection = modulestore().get_item(containing_subsection_locs[0])
containing_section_locs = modulestore().get_parent_locations(containing_subsection.location, None)
containing_section = modulestore().get_item(containing_section_locs[0])
# cdodge hack. We're having trouble previewing drafts via jump_to redirect
# so let's generate the link url here
# need to figure out where this item is in the list of children as the preview will need this
index = 1
for child in containing_subsection.get_children():
if child.location == item.location:
break
index = index + 1
preview_lms_base = settings.MITX_FEATURES.get("PREVIEW_LMS_BASE")
preview_lms_link = "//{preview_lms_base}/courses/{org}/{course}/{course_name}/courseware/{section}/{subsection}/{index}".format(
preview_lms_base=preview_lms_base,
lms_base=settings.LMS_BASE,
org=course.location.org,
course=course.location.course,
course_name=course.location.name,
section=containing_section.location.name,
subsection=containing_subsection.location.name,
index=index,
)
unit_state = compute_unit_state(item)
return render_to_response(
"unit.html",
{
"context_course": course,
"unit": item,
"unit_location": location,
"components": components,
"component_templates": component_templates,
"draft_preview_link": preview_lms_link,
"published_preview_link": lms_link,
"subsection": containing_subsection,
"release_date": get_default_time_display(containing_subsection.lms.start)
if containing_subsection.lms.start is not None
else None,
"section": containing_section,
"new_unit_category": "vertical",
"unit_state": unit_state,
"published_date": get_default_time_display(item.cms.published_date)
if item.cms.published_date is not None
else None,
},
)
def edit_unit(request, location):
"""
Display an editing page for the specified module.
Expects a GET request with the parameter 'id'.
id: A Location URL
"""
course = get_course_for_item(location)
if not has_access(request.user, course.location):
raise PermissionDenied()
item = modulestore().get_item(location, depth=1)
lms_link = get_lms_link_for_item(item.location, course_id=course.location.course_id)
component_templates = defaultdict(list)
# Check if there are any advanced modules specified in the course policy. These modules
# should be specified as a list of strings, where the strings are the names of the modules
# in ADVANCED_COMPONENT_TYPES that should be enabled for the course.
course_advanced_keys = course.advanced_modules
# Set component types according to course policy file
component_types = list(COMPONENT_TYPES)
if isinstance(course_advanced_keys, list):
course_advanced_keys = [c for c in course_advanced_keys if c in ADVANCED_COMPONENT_TYPES]
if len(course_advanced_keys) > 0:
component_types.append(ADVANCED_COMPONENT_CATEGORY)
else:
log.error("Improper format for course advanced keys! {0}".format(course_advanced_keys))
templates = modulestore().get_items(Location('i4x', 'edx', 'templates'))
for template in templates:
category = template.location.category
if category in course_advanced_keys:
category = ADVANCED_COMPONENT_CATEGORY
if category in component_types:
# This is a hack to create categories for different xmodules
component_templates[category].append((
template.display_name_with_default,
template.location.url(),
hasattr(template, 'markdown') and template.markdown is not None
))
components = [
component.location.url()
for component
in item.get_children()
]
# TODO (cpennington): If we share units between courses,
# this will need to change to check permissions correctly so as
# to pick the correct parent subsection
containing_subsection_locs = modulestore().get_parent_locations(location, None)
containing_subsection = modulestore().get_item(containing_subsection_locs[0])
containing_section_locs = modulestore().get_parent_locations(containing_subsection.location, None)
containing_section = modulestore().get_item(containing_section_locs[0])
# cdodge hack. We're having trouble previewing drafts via jump_to redirect
# so let's generate the link url here
# need to figure out where this item is in the list of children as the preview will need this
index = 1
for child in containing_subsection.get_children():
if child.location == item.location:
break
index = index + 1
preview_lms_base = settings.MITX_FEATURES.get('PREVIEW_LMS_BASE')
preview_lms_link = '//{preview_lms_base}/courses/{org}/{course}/{course_name}/courseware/{section}/{subsection}/{index}'.format(
preview_lms_base=preview_lms_base,
lms_base=settings.LMS_BASE,
org=course.location.org,
course=course.location.course,
course_name=course.location.name,
section=containing_section.location.name,
subsection=containing_subsection.location.name,
index=index)
unit_state = compute_unit_state(item)
return render_to_response('unit.html', {
'context_course': course,
'active_tab': 'courseware',
'unit': item,
'unit_location': location,
'components': components,
'component_templates': component_templates,
'draft_preview_link': preview_lms_link,
'published_preview_link': lms_link,
'subsection': containing_subsection,
'release_date': get_default_time_display(containing_subsection.lms.start) if containing_subsection.lms.start is not None else None,
'section': containing_section,
'create_new_unit_template': Location('i4x', 'edx', 'templates', 'vertical', 'Empty'),
'unit_state': unit_state,
'published_date': item.cms.published_date.strftime('%B %d, %Y') if item.cms.published_date is not None else None,
})
def edit_unit(request, location):
"""
Display an editing page for the specified module.
Expects a GET request with the parameter `id`.
id: A Location URL
"""
try:
course = get_course_for_item(location)
except InvalidLocationError:
return HttpResponseBadRequest()
if not has_access(request.user, course.location):
raise PermissionDenied()
try:
item = modulestore().get_item(location, depth=1)
except ItemNotFoundError:
return HttpResponseBadRequest()
lms_link = get_lms_link_for_item(
item.location,
course_id=course.location.course_id
)
component_templates = defaultdict(list)
for category in COMPONENT_TYPES:
component_class = XModuleDescriptor.load_class(category)
# add the default template
component_templates[category].append((
component_class.display_name.default or 'Blank',
category,
False, # No defaults have markdown (hardcoded current default)
None # no boilerplate for overrides
))
# add boilerplates
for template in component_class.templates():
component_templates[category].append((
template['metadata'].get('display_name'),
category,
template['metadata'].get('markdown') is not None,
template.get('template_id')
))
# Check if there are any advanced modules specified in the course policy.
# These modules should be specified as a list of strings, where the strings
# are the names of the modules in ADVANCED_COMPONENT_TYPES that should be
# enabled for the course.
course_advanced_keys = course.advanced_modules
# Set component types according to course policy file
if isinstance(course_advanced_keys, list):
for category in course_advanced_keys:
if category in ADVANCED_COMPONENT_TYPES:
# Do I need to allow for boilerplates or just defaults on the
# class? i.e., can an advanced have more than one entry in the
# menu? one for default and others for prefilled boilerplates?
try:
component_class = XModuleDescriptor.load_class(category)
component_templates['advanced'].append((
component_class.display_name.default or category,
category,
False,
None # don't override default data
))
except PluginMissingError:
# dhm: I got this once but it can happen any time the
# course author configures an advanced component which does
# not exist on the server. This code here merely
# prevents any authors from trying to instantiate the
# non-existent component type by not showing it in the menu
pass
else:
log.error(
"Improper format for course advanced keys! %",
course_advanced_keys
)
components = [
component.location.url()
for component
in item.get_children()
]
# TODO (cpennington): If we share units between courses,
# this will need to change to check permissions correctly so as
# to pick the correct parent subsection
containing_subsection_locs = modulestore().get_parent_locations(
location, None
)
containing_subsection = modulestore().get_item(containing_subsection_locs[0])
containing_section_locs = modulestore().get_parent_locations(
containing_subsection.location, None
)
containing_section = modulestore().get_item(containing_section_locs[0])
# cdodge hack. We're having trouble previewing drafts via jump_to redirect
# so let's generate the link url here
# need to figure out where this item is in the list of children as the
# preview will need this
index = 1
for child in containing_subsection.get_children():
if child.location == item.location:
break
index = index + 1
preview_lms_base = settings.MITX_FEATURES.get('PREVIEW_LMS_BASE')
preview_lms_link = (
'//{preview_lms_base}/courses/{org}/{course}/'
'{course_name}/courseware/{section}/{subsection}/{index}'
).format(
preview_lms_base=preview_lms_base,
lms_base=settings.LMS_BASE,
org=course.location.org,
course=course.location.course,
course_name=course.location.name,
section=containing_section.location.name,
subsection=containing_subsection.location.name,
index=index
)
unit_state = compute_unit_state(item)
return render_to_response('unit.html', {
'context_course': course,
'unit': item,
'unit_location': location,
'components': components,
'component_templates': component_templates,
'draft_preview_link': preview_lms_link,
'published_preview_link': lms_link,
'subsection': containing_subsection,
'release_date': get_default_time_display(containing_subsection.lms.start)
if containing_subsection.lms.start is not None else None,
'section': containing_section,
'new_unit_category': 'vertical',
'unit_state': unit_state,
'published_date': get_default_time_display(item.cms.published_date)
if item.cms.published_date is not None else None
})
def edit_subsection(request, location):
"Edit the subsection of a course"
# check that we have permissions to edit this item
try:
course = get_course_for_item(location)
except InvalidLocationError:
return HttpResponseBadRequest()
if not has_access(request.user, course.location):
raise PermissionDenied()
try:
item = modulestore().get_item(location, depth=1)
except ItemNotFoundError:
return HttpResponseBadRequest()
lms_link = get_lms_link_for_item(
location, course_id=course.location.course_id
)
preview_link = get_lms_link_for_item(
location, course_id=course.location.course_id, preview=True
)
# make sure that location references a 'sequential', otherwise return
# BadRequest
if item.location.category != 'sequential':
return HttpResponseBadRequest()
parent_locs = modulestore().get_parent_locations(location, None)
# we're for now assuming a single parent
if len(parent_locs) != 1:
logging.error(
'Multiple (or none) parents have been found for %s',
location
)
# this should blow up if we don't find any parents, which would be erroneous
parent = modulestore().get_item(parent_locs[0])
# remove all metadata from the generic dictionary that is presented in a
# more normalized UI. We only want to display the XBlocks fields, not
# the fields from any mixins that have been added
fields = getattr(item, 'unmixed_class', item.__class__).fields
policy_metadata = dict(
(field.name, field.read_from(item))
for field
in fields.values()
if field.name not in ['display_name', 'start', 'due', 'format']
and field.scope == Scope.settings
)
can_view_live = False
subsection_units = item.get_children()
for unit in subsection_units:
state = compute_unit_state(unit)
if state == UnitState.public or state == UnitState.draft:
can_view_live = True
break
return render_to_response(
'edit_subsection.html',
{
'subsection': item,
'context_course': course,
'new_unit_category': 'vertical',
'lms_link': lms_link,
'preview_link': preview_link,
'course_graders': json.dumps(CourseGradingModel.fetch(course.location).graders),
'parent_location': course.location,
'parent_item': parent,
'policy_metadata': policy_metadata,
'subsection_units': subsection_units,
'can_view_live': can_view_live
}
)
def subsection_handler(request,
tag=None,
package_id=None,
branch=None,
version_guid=None,
block=None):
"""
The restful handler for subsection-specific requests.
GET
html: return html page for editing a subsection
json: not currently supported
"""
if 'text/html' in request.META.get('HTTP_ACCEPT', 'text/html'):
locator = BlockUsageLocator(package_id=package_id,
branch=branch,
version_guid=version_guid,
block_id=block)
try:
old_location, course, item, lms_link = _get_item_in_course(
request, locator)
except ItemNotFoundError:
return HttpResponseBadRequest()
preview_link = get_lms_link_for_item(
old_location, course_id=course.location.course_id, preview=True)
# make sure that location references a 'sequential', otherwise return
# BadRequest
if item.location.category != 'sequential':
return HttpResponseBadRequest()
parent_locs = modulestore().get_parent_locations(old_location, None)
# we're for now assuming a single parent
if len(parent_locs) != 1:
logging.error('Multiple (or none) parents have been found for %s',
unicode(locator))
# this should blow up if we don't find any parents, which would be erroneous
parent = modulestore().get_item(parent_locs[0])
# remove all metadata from the generic dictionary that is presented in a
# more normalized UI. We only want to display the XBlocks fields, not
# the fields from any mixins that have been added
fields = getattr(item, 'unmixed_class', item.__class__).fields
policy_metadata = dict(
(field.name, field.read_from(item)) for field in fields.values()
if field.name not in ['display_name', 'start', 'due', 'format']
and field.scope == Scope.settings)
can_view_live = False
subsection_units = item.get_children()
for unit in subsection_units:
state = compute_unit_state(unit)
if state == UnitState.public or state == UnitState.draft:
can_view_live = True
break
course_locator = loc_mapper().translate_location(
course.location.course_id, course.location, False, True)
return render_to_response(
'edit_subsection.html', {
'subsection':
item,
'context_course':
course,
'new_unit_category':
'vertical',
'lms_link':
lms_link,
'preview_link':
preview_link,
'course_graders':
json.dumps(CourseGradingModel.fetch(course_locator).graders),
'parent_item':
parent,
'locator':
locator,
'policy_metadata':
policy_metadata,
'subsection_units':
subsection_units,
'can_view_live':
can_view_live
})
else:
return HttpResponseBadRequest("Only supports html requests")
def unit_handler(request,
tag=None,
package_id=None,
branch=None,
version_guid=None,
block=None):
"""
The restful handler for unit-specific requests.
GET
html: return html page for editing a unit
json: not currently supported
"""
if 'text/html' in request.META.get('HTTP_ACCEPT', 'text/html'):
locator = BlockUsageLocator(package_id=package_id,
branch=branch,
version_guid=version_guid,
block_id=block)
try:
old_location, course, item, lms_link = _get_item_in_course(
request, locator)
except ItemNotFoundError:
return HttpResponseBadRequest()
component_templates = defaultdict(list)
for category in COMPONENT_TYPES:
component_class = _load_mixed_class(category)
# add the default template
# TODO: Once mixins are defined per-application, rather than per-runtime,
# this should use a cms mixed-in class. (cpennington)
if hasattr(component_class, 'display_name'):
display_name = component_class.display_name.default or 'Blank'
else:
display_name = 'Blank'
component_templates[category].append((
display_name,
category,
False, # No defaults have markdown (hardcoded current default)
None # no boilerplate for overrides
))
# add boilerplates
if hasattr(component_class, 'templates'):
for template in component_class.templates():
filter_templates = getattr(component_class,
'filter_templates', None)
if not filter_templates or filter_templates(
template, course):
component_templates[category].append(
(template['metadata'].get('display_name'),
category, template['metadata'].get('markdown')
is not None, template.get('template_id')))
# Check if there are any advanced modules specified in the course policy.
# These modules should be specified as a list of strings, where the strings
# are the names of the modules in ADVANCED_COMPONENT_TYPES that should be
# enabled for the course.
course_advanced_keys = course.advanced_modules
# Set component types according to course policy file
if isinstance(course_advanced_keys, list):
for category in course_advanced_keys:
if category in ADVANCED_COMPONENT_TYPES:
# Do I need to allow for boilerplates or just defaults on the
# class? i.e., can an advanced have more than one entry in the
# menu? one for default and others for prefilled boilerplates?
try:
component_class = _load_mixed_class(category)
component_templates['advanced'].append((
component_class.display_name.default or category,
category,
False,
None # don't override default data
))
except PluginMissingError:
# dhm: I got this once but it can happen any time the
# course author configures an advanced component which does
# not exist on the server. This code here merely
# prevents any authors from trying to instantiate the
# non-existent component type by not showing it in the menu
pass
else:
log.error("Improper format for course advanced keys! %s",
course_advanced_keys)
components = [
loc_mapper().translate_location(course.location.course_id,
component.location, False, True)
for component in item.get_children()
]
# TODO (cpennington): If we share units between courses,
# this will need to change to check permissions correctly so as
# to pick the correct parent subsection
containing_subsection_locs = modulestore().get_parent_locations(
old_location, None)
containing_subsection = modulestore().get_item(
containing_subsection_locs[0])
containing_section_locs = modulestore().get_parent_locations(
containing_subsection.location, None)
containing_section = modulestore().get_item(containing_section_locs[0])
# cdodge hack. We're having trouble previewing drafts via jump_to redirect
# so let's generate the link url here
# need to figure out where this item is in the list of children as the
# preview will need this
index = 1
for child in containing_subsection.get_children():
if child.location == item.location:
break
index = index + 1
preview_lms_base = settings.FEATURES.get('PREVIEW_LMS_BASE')
preview_lms_link = (
u'//{preview_lms_base}/courses/{org}/{course}/{course_name}/courseware/{section}/{subsection}/{index}'
).format(preview_lms_base=preview_lms_base,
lms_base=settings.LMS_BASE,
org=course.location.org,
course=course.location.course,
course_name=course.location.name,
section=containing_section.location.name,
subsection=containing_subsection.location.name,
index=index)
return render_to_response(
'unit.html', {
'context_course':
course,
'unit':
item,
'unit_locator':
locator,
'components':
components,
'component_templates':
component_templates,
'draft_preview_link':
preview_lms_link,
'published_preview_link':
lms_link,
'subsection':
containing_subsection,
'release_date':
(get_default_time_display(containing_subsection.start)
if containing_subsection.start is not None else None),
'section':
containing_section,
'new_unit_category':
'vertical',
'unit_state':
compute_unit_state(item),
'published_date':
(get_default_time_display(item.published_date)
if item.published_date is not None else None),
})
else:
return HttpResponseBadRequest("Only supports html requests")