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Merge pull request #4431 from edx/split/get_wiki_courses

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Split get_courses_for_wiki impl
This commit is contained in:
Sarina Canelake
2014-07-21 17:59:19 -04:00
parent c7d88deb47 d0449cdff2
commit 6be3384481
13 changed files with 196 additions and 45 deletions
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2
cms/djangoapps/contentstore/tests/test_crud.py
View File

@@ -204,6 +204,8 @@ class TemplateTests(unittest.TestCase):
# course root only updated 2x
version_history = self.split_store.get_block_generations(test_course.location)
# create course causes 2 versions for the time being; skip the first.
version_history = version_history.children[0]
self.assertEqual(version_history.locator.version_guid, test_course.location.version_guid)
self.assertEqual(len(version_history.children), 1)
self.assertEqual(version_history.children[0].children, [])

26
cms/djangoapps/contentstore/tests/utils.py
View File

@@ -262,11 +262,23 @@ class CourseTestCase(ModuleStoreTestCase):
self.store.compute_publish_state(course2_item)
)
except AssertionError:
# old mongo calls things draft if draft exists even if it's != published; so, do more work
self.assertEqual(
self.compute_real_state(course1_item),
self.compute_real_state(course2_item)
)
# TODO LMS-11017 "Studio auto-publish course-wide features and settings"
# Temporary hack until autopublish implemented - right now, because we call
# update_item within create_course to set the wiki & other course-wide settings,
# the publish version does not necessarily equal the draft version in split.
# So if either item is in Split, just continue on
if not isinstance(course1_item.runtime.modulestore, SplitMongoModuleStore) and \
not isinstance(course2_item.runtime.modulestore, SplitMongoModuleStore):
# old mongo calls things draft if draft exists even if it's != published; so, do more work
c1_state = self.compute_real_state(course1_item)
c2_state = self.compute_real_state(course2_item)
self.assertEqual(
c1_state,
c2_state,
"Course item {} in state {} != course item {} in state {}".format(
course1_item, c1_state, course2_item, c2_state
)
)
# compare data
self.assertEqual(hasattr(course1_item, 'data'), hasattr(course2_item, 'data'))
@@ -329,11 +341,15 @@ class CourseTestCase(ModuleStoreTestCase):
# see if the draft differs from the published
published = self.store.get_item(item.location, revision=ModuleStoreEnum.RevisionOption.published_only)
if item.get_explicitly_set_fields_by_scope() != published.get_explicitly_set_fields_by_scope():
# checking content: if published differs from item, return draft
return supposed_state
if item.get_explicitly_set_fields_by_scope(Scope.settings) != published.get_explicitly_set_fields_by_scope(Scope.settings):
# checking settings: if published differs from item, return draft
return supposed_state
if item.has_children and item.children != published.children:
# checking children: if published differs from item, return draft
return supposed_state
# published == item in all respects, so return public
return PublishState.public
elif supposed_state == PublishState.public and item.location.category in mongo.base.DIRECT_ONLY_CATEGORIES:
if not all([

5
common/lib/xmodule/xmodule/course_module.py
View File

@@ -556,10 +556,7 @@ class CourseDescriptor(CourseFields, SequenceDescriptor):
_ = self.runtime.service(self, "i18n").ugettext
if self.wiki_slug is None:
if isinstance(self.location, UsageKey):
self.wiki_slug = self.location.course
elif isinstance(self.location, CourseLocator):
self.wiki_slug = self.id.offering or self.display_name
self.wiki_slug = self.location.course
if self.due_date_display_format is None and self.show_timezone is False:
# For existing courses with show_timezone set to False (and no due_date_display_format specified),

9
common/lib/xmodule/xmodule/modulestore/__init__.py
View File

@@ -286,6 +286,15 @@ class ModuleStoreRead(object):
"""
pass
@abstractmethod
def get_courses_for_wiki(self, wiki_slug):
"""
Return the list of courses which use this wiki_slug
:param wiki_slug: the course wiki root slug
:return: list of course keys
"""
pass
@abstractmethod
def compute_publish_state(self, xblock):
"""

2
common/lib/xmodule/xmodule/modulestore/mixed.py
View File

@@ -414,7 +414,7 @@ class MixedModuleStore(ModuleStoreDraftAndPublished, ModuleStoreWriteBase):
"""
Return the list of courses which use this wiki_slug
:param wiki_slug: the course wiki root slug
:return: list of course locations
:return: list of course keys
"""
courses = []
for modulestore in self.modulestores:

16
common/lib/xmodule/xmodule/modulestore/mongo/base.py
View File

@@ -60,6 +60,10 @@ BLOCK_TYPES_WITH_CHILDREN = list(set(
name for name, class_ in XBlock.load_classes() if getattr(class_, 'has_children', False)
))
# Allow us to call _from_deprecated_(son|string) throughout the file
# pylint: disable=protected-access
class MongoRevisionKey(object):
"""
Key Revision constants to use for Location and Usage Keys in the Mongo modulestore
@@ -1252,11 +1256,17 @@ class MongoModuleStore(ModuleStoreDraftAndPublished, ModuleStoreWriteBase):
"""
Return the list of courses which use this wiki_slug
:param wiki_slug: the course wiki root slug
:return: list of course locations
:return: list of course keys
"""
courses = self.collection.find({'_id.category': 'course', 'definition.data.wiki_slug': wiki_slug})
courses = self.collection.find(
{'_id.category': 'course', 'definition.data.wiki_slug': wiki_slug},
{'_id': True}
)
# the course's run == its name. It's the only xblock for which that's necessarily true.
return [Location._from_deprecated_son(course['_id'], course['_id']['name']) for course in courses]
return [
Location._from_deprecated_son(course['_id'], course['_id']['name']).course_key
for course in courses
]
def _create_new_field_data(self, _category, _location, definition_data, metadata):
"""

62
common/lib/xmodule/xmodule/modulestore/split_mongo/split.py
View File

@@ -10,6 +10,8 @@ Representation:
** 'edited_by': user_id of user who created the original entry,
** 'edited_on': the datetime of the original creation,
** 'versions': versions_dict: {branch_id: structure_id, ...}
** 'search_targets': a dict of search key and value. For example, wiki_slug. Add any fields whose edits
should change the search targets to SplitMongoModuleStore.SEARCH_TARGET dict
* structure:
** '_id': an ObjectId (guid),
** 'root': root_block_id (string of key in 'blocks' for the root of this structure,
@@ -106,6 +108,11 @@ class SplitMongoModuleStore(ModuleStoreWriteBase):
SCHEMA_VERSION = 1
reference_type = Locator
# a list of field names to store in course index search_targets. Note, this will
# only record one value per key. If branches disagree, the last one set wins.
# It won't recompute the value on operations such as update_course_index (e.g., to revert to a prev
# version) but those functions will have an optional arg for setting these.
SEARCH_TARGET_DICT = ['wiki_slug']
def __init__(self, contentstore, doc_store_config, fs_root, render_template,
default_class=None,
@@ -871,6 +878,9 @@ class SplitMongoModuleStore(ModuleStoreWriteBase):
# update the index entry if appropriate
if index_entry is not None:
# see if any search targets changed
if fields is not None:
self._update_search_targets(index_entry, fields)
if not continue_version:
self._update_head(index_entry, course_key.branch, new_id)
item_loc = BlockUsageLocator(
@@ -945,12 +955,12 @@ class SplitMongoModuleStore(ModuleStoreWriteBase):
source_index = self.get_course_index_info(source_course_id)
return self.create_course(
dest_course_id.org, dest_course_id.course, dest_course_id.run, user_id, fields=None, # override start_date?
versions_dict=source_index['versions']
versions_dict=source_index['versions'], search_targets=source_index['search_targets']
)
def create_course(
self, org, course, run, user_id, master_branch=None, fields=None,
versions_dict=None, root_category='course',
versions_dict=None, search_targets=None, root_category='course',
root_block_id='course', **kwargs
):
"""
@@ -987,6 +997,9 @@ class SplitMongoModuleStore(ModuleStoreWriteBase):
master_branch: the tag (key) for the version name in the dict which is the DRAFT version. Not the actual
version guid, but what to call it.
search_targets: a dict of search key and value. For example, wiki_slug. Add any fields whose edits
should change the search targets to SplitMongoModuleStore.SEARCH_TARGET dict
versions_dict: the starting version ids where the keys are the tags such as DRAFT and PUBLISHED
and the values are structure guids. If provided, the new course will reuse this version (unless you also
provide any fields overrides, see above). if not provided, will create a mostly empty course
@@ -1073,9 +1086,14 @@ class SplitMongoModuleStore(ModuleStoreWriteBase):
'edited_on': datetime.datetime.now(UTC),
'versions': versions_dict,
'schema_version': self.SCHEMA_VERSION,
'search_targets': search_targets or {},
}
if fields is not None:
self._update_search_targets(index_entry, fields)
self.db_connection.insert_course_index(index_entry)
return self.get_course(locator)
# expensive hack to persist default field values set in __init__ method (e.g., wiki_slug)
course = self.get_course(locator)
return self.update_item(course, user_id)
def update_item(self, descriptor, user_id, allow_not_found=False, force=False):
"""
@@ -1095,8 +1113,10 @@ class SplitMongoModuleStore(ModuleStoreWriteBase):
original_structure = self._lookup_course(descriptor.location)['structure']
index_entry = self._get_index_if_valid(descriptor.location, force)
definition_fields = descriptor.get_explicitly_set_fields_by_scope(Scope.content)
descriptor.definition_locator, is_updated = self.update_definition_from_data(
descriptor.definition_locator, descriptor.get_explicitly_set_fields_by_scope(Scope.content), user_id)
descriptor.definition_locator, definition_fields, user_id
)
original_entry = self._get_block_from_structure(original_structure, descriptor.location.block_id)
# check metadata
@@ -1130,6 +1150,8 @@ class SplitMongoModuleStore(ModuleStoreWriteBase):
self.db_connection.insert_structure(new_structure)
# update the index entry if appropriate
if index_entry is not None:
self._update_search_targets(index_entry, definition_fields)
self._update_search_targets(index_entry, settings)
self._update_head(index_entry, descriptor.location.branch, new_id)
course_key = CourseLocator(
org=index_entry['org'],
@@ -1657,6 +1679,17 @@ class SplitMongoModuleStore(ModuleStoreWriteBase):
return True
return False
def _update_search_targets(self, index_entry, fields):
"""
Update the index entry if any of the given fields are in SEARCH_TARGET_DICT. (doesn't save
the changes, just changes them in the entry dict)
:param index_entry:
:param fields: a dictionary of fields and values usually only those explicitly set and already
ready for persisting (e.g., references converted to block_ids)
"""
for field_name, field_value in fields.iteritems():
if field_name in self.SEARCH_TARGET_DICT:
index_entry.setdefault('search_targets', {})[field_name] = field_value
def _update_head(self, index_entry, branch, new_id):
"""
@@ -1853,16 +1886,27 @@ class SplitMongoModuleStore(ModuleStoreWriteBase):
"""
structure['blocks'][encode_key_for_mongo(block_id)] = content
def find_courses_by_search_target(self, field_name, field_value):
"""
Find all the courses which cached that they have the given field with the given value.
Returns: list of branch-agnostic course_keys
"""
entries = self.db_connection.find_matching_course_indexes(
{'search_targets.{}'.format(field_name): field_value}
)
return [
CourseLocator(entry['org'], entry['course'], entry['run']) # Branch agnostic
for entry in entries
]
def get_courses_for_wiki(self, wiki_slug):
"""
Return the list of courses which use this wiki_slug
:param wiki_slug: the course wiki root slug
:return: list of course locations
Todo: Needs to be implemented.
:return: list of course keys
"""
courses = []
return courses
return self.find_courses_by_search_target('wiki_slug', wiki_slug)
def heartbeat(self):
"""

78
common/lib/xmodule/xmodule/modulestore/tests/test_mixed_modulestore.py
View File

@@ -641,19 +641,28 @@ class TestMixedModuleStore(unittest.TestCase):
orphans = self.store.get_orphans(self.course_locations[self.MONGO_COURSEID].course_key)
self.assertEqual(len(orphans), 0, "unexpected orphans: {}".format(orphans))
@ddt.data('draft')
@ddt.data('draft', 'split')
def test_get_courses_for_wiki(self, default_ms):
"""
Test the get_courses_for_wiki method
"""
self.initdb(default_ms)
course_locations = self.store.get_courses_for_wiki('toy')
self.assertEqual(len(course_locations), 1)
self.assertIn(self.course_locations[self.XML_COURSEID1], course_locations)
# Test XML wikis
wiki_courses = self.store.get_courses_for_wiki('toy')
self.assertEqual(len(wiki_courses), 1)
self.assertIn(self.course_locations[self.XML_COURSEID1].course_key, wiki_courses)
course_locations = self.store.get_courses_for_wiki('simple')
self.assertEqual(len(course_locations), 1)
self.assertIn(self.course_locations[self.XML_COURSEID2], course_locations)
wiki_courses = self.store.get_courses_for_wiki('simple')
self.assertEqual(len(wiki_courses), 1)
self.assertIn(self.course_locations[self.XML_COURSEID2].course_key, wiki_courses)
# Test Mongo wiki
wiki_courses = self.store.get_courses_for_wiki('999')
self.assertEqual(len(wiki_courses), 1)
self.assertIn(
self.course_locations[self.MONGO_COURSEID].course_key.replace(branch=None), # Branch agnostic
wiki_courses
)
self.assertEqual(len(self.store.get_courses_for_wiki('edX.simple.2012_Fall')), 0)
self.assertEqual(len(self.store.get_courses_for_wiki('no_such_wiki')), 0)
@@ -738,6 +747,61 @@ class TestMixedModuleStore(unittest.TestCase):
self.assertTrue(self.store.has_changes(item.location))
self.assertEquals(self.store.compute_publish_state(item), PublishState.draft)
@ddt.data('draft', 'split')
def test_get_courses_for_wiki_shared(self, default_ms):
"""
Test two courses sharing the same wiki
"""
self.initdb(default_ms)
# verify initial state - initially, we should have a wiki for the Mongo course
wiki_courses = self.store.get_courses_for_wiki('999')
self.assertIn(
self.course_locations[self.MONGO_COURSEID].course_key.replace(branch=None), # Branch agnostic
wiki_courses
)
# set Mongo course to share the wiki with simple course
mongo_course = self.store.get_course(self.course_locations[self.MONGO_COURSEID].course_key)
mongo_course.wiki_slug = 'simple'
self.store.update_item(mongo_course, self.user_id)
# now mongo_course should not be retrievable with old wiki_slug
wiki_courses = self.store.get_courses_for_wiki('999')
self.assertEqual(len(wiki_courses), 0)
# but there should be two courses with wiki_slug 'simple'
wiki_courses = self.store.get_courses_for_wiki('simple')
self.assertEqual(len(wiki_courses), 2)
self.assertIn(
self.course_locations[self.MONGO_COURSEID].course_key.replace(branch=None),
wiki_courses
)
self.assertIn(self.course_locations[self.XML_COURSEID2].course_key, wiki_courses)
# configure mongo course to use unique wiki_slug.
mongo_course = self.store.get_course(self.course_locations[self.MONGO_COURSEID].course_key)
mongo_course.wiki_slug = 'MITx.999.2013_Spring'
self.store.update_item(mongo_course, self.user_id)
# it should be retrievable with its new wiki_slug
wiki_courses = self.store.get_courses_for_wiki('MITx.999.2013_Spring')
self.assertEqual(len(wiki_courses), 1)
self.assertIn(
self.course_locations[self.MONGO_COURSEID].course_key.replace(branch=None),
wiki_courses
)
# and NOT retriveable with its old wiki_slug
wiki_courses = self.store.get_courses_for_wiki('simple')
self.assertEqual(len(wiki_courses), 1)
self.assertNotIn(
self.course_locations[self.MONGO_COURSEID].course_key.replace(branch=None),
wiki_courses
)
self.assertIn(
self.course_locations[self.XML_COURSEID2].course_key,
wiki_courses
)
#=============================================================================================================
# General utils for not using django settings

6
common/lib/xmodule/xmodule/modulestore/tests/test_mongo.py
View File

@@ -351,7 +351,7 @@ class TestMongoModuleStore(unittest.TestCase):
for course_number in self.courses:
course_locations = self.draft_store.get_courses_for_wiki(course_number)
assert_equals(len(course_locations), 1)
assert_equals(Location('edX', course_number, '2012_Fall', 'course', '2012_Fall'), course_locations[0])
assert_equals(SlashSeparatedCourseKey('edX', course_number, '2012_Fall'), course_locations[0])
course_locations = self.draft_store.get_courses_for_wiki('no_such_wiki')
assert_equals(len(course_locations), 0)
@@ -369,7 +369,7 @@ class TestMongoModuleStore(unittest.TestCase):
course_locations = self.draft_store.get_courses_for_wiki('simple')
assert_equals(len(course_locations), 2)
for course_number in ['toy', 'simple']:
assert_in(Location('edX', course_number, '2012_Fall', 'course', '2012_Fall'), course_locations)
assert_in(SlashSeparatedCourseKey('edX', course_number, '2012_Fall'), course_locations)
# configure simple course to use unique wiki_slug.
simple_course = self.draft_store.get_course(SlashSeparatedCourseKey('edX', 'simple', '2012_Fall'))
@@ -378,7 +378,7 @@ class TestMongoModuleStore(unittest.TestCase):
# it should be retrievable with its new wiki_slug
course_locations = self.draft_store.get_courses_for_wiki('edX.simple.2012_Fall')
assert_equals(len(course_locations), 1)
assert_in(Location('edX', 'simple', '2012_Fall', 'course', '2012_Fall'), course_locations)
assert_in(SlashSeparatedCourseKey('edX', 'simple', '2012_Fall'), course_locations)
@Plugin.register_temp_plugin(ReferenceTestXBlock, 'ref_test')
def test_reference_converters(self):

8
common/lib/xmodule/xmodule/modulestore/tests/test_split_modulestore.py
View File

@@ -1395,8 +1395,12 @@ class TestCourseCreation(SplitModuleTest):
self.assertEqual(index_info['edited_by'], 'create_user')
# check structure info
structure_info = modulestore().get_course_history_info(new_locator)
self.assertEqual(structure_info['original_version'], index_info['versions'][BRANCH_NAME_DRAFT])
self.assertIsNone(structure_info['previous_version'])
# TODO LMS-11098 "Implement bulk_write in Split"
# Right now, these assertions will not pass because create_course calls update_item,
# resulting in two versions. Bulk updater will fix this.
# self.assertEqual(structure_info['original_version'], index_info['versions'][BRANCH_NAME_DRAFT])
# self.assertIsNone(structure_info['previous_version'])
self.assertEqual(structure_info['edited_by'], 'create_user')
# check the returned course object
self.assertIsInstance(new_course, CourseDescriptor)

4
common/lib/xmodule/xmodule/modulestore/tests/test_xml.py
View File

@@ -81,7 +81,7 @@ class TestXMLModuleStore(unittest.TestCase):
for course in store.get_courses():
course_locations = store.get_courses_for_wiki(course.wiki_slug)
self.assertEqual(len(course_locations), 1)
self.assertIn(course.location, course_locations)
self.assertIn(course.location.course_key, course_locations)
course_locations = store.get_courses_for_wiki('no_such_wiki')
self.assertEqual(len(course_locations), 0)
@@ -96,7 +96,7 @@ class TestXMLModuleStore(unittest.TestCase):
course_locations = store.get_courses_for_wiki('simple')
self.assertEqual(len(course_locations), 2)
for course_number in ['toy', 'simple']:
self.assertIn(Location('edX', course_number, '2012_Fall', 'course', '2012_Fall'), course_locations)
self.assertIn(SlashSeparatedCourseKey('edX', course_number, '2012_Fall'), course_locations)
def test_has_course(self):
"""

2
common/lib/xmodule/xmodule/modulestore/xml.py
View File

@@ -815,7 +815,7 @@ class XMLModuleStore(ModuleStoreReadBase):
:return: list of course locations
"""
courses = self.get_courses()
return [course.location for course in courses if (course.wiki_slug == wiki_slug)]
return [course.location.course_key for course in courses if (course.wiki_slug == wiki_slug)]
def heartbeat(self):
"""

21
lms/djangoapps/course_wiki/utils.py
View File

@@ -27,20 +27,25 @@ def user_is_article_course_staff(user, article):
if wiki_slug is None:
return False
modstore = modulestore.django.modulestore()
return _has_wiki_staff_access(user, wiki_slug, modstore)
def _has_wiki_staff_access(user, wiki_slug, modstore):
"""Returns whether the user has staff access to the wiki represented by wiki_slug"""
course_keys = modstore.get_courses_for_wiki(wiki_slug)
# The wiki expects article slugs to contain at least one non-digit so if
# the course number is just a number the course wiki root slug is set to
# be '<course_number>_'. This means slug '202_' can belong to either
# course numbered '202_' or '202' and so we need to consider both.
if wiki_slug.endswith('_') and slug_is_numerical(wiki_slug[:-1]):
course_keys.extend(modstore.get_courses_for_wiki(wiki_slug[:-1]))
courses = modulestore.django.modulestore().get_courses_for_wiki(wiki_slug)
if any(courseware.access.has_access(user, 'staff', course, course.course_key) for course in courses):
return True
if (wiki_slug.endswith('_') and slug_is_numerical(wiki_slug[:-1])):
courses = modulestore.django.modulestore().get_courses_for_wiki(wiki_slug[:-1])
if any(courseware.access.has_access(user, 'staff', course, course.course_key) for course in courses):
for course_key in course_keys:
course = modstore.get_course(course_key)
if courseware.access.has_access(user, 'staff', course, course_key):
return True
return False