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Merge pull request #1325 from edx/dhm/paginate_assets

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Add asset pagination
This commit is contained in:
Don Mitchell
2013-10-17 07:16:09 -07:00
parent b0689a4ed5 214a3bd251
commit 978c19dd2c
7 changed files with 132 additions and 29 deletions
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2
common/lib/xmodule/xmodule/contentstore/content.py
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@@ -168,7 +168,7 @@ class ContentStore(object):
def find(self, filename):
raise NotImplementedError
def get_all_content_for_course(self, location):
def get_all_content_for_course(self, location, start=0, maxresults=-1, sort=None):
'''
Returns a list of all static assets for a course. The return format is a list of dictionary elements. Example:

16
common/lib/xmodule/xmodule/contentstore/mongo.py
View File

@@ -130,10 +130,12 @@ class MongoContentStore(ContentStore):
def get_all_content_thumbnails_for_course(self, location):
return self._get_all_content_for_course(location, get_thumbnails=True)
def get_all_content_for_course(self, location):
return self._get_all_content_for_course(location, get_thumbnails=False)
def get_all_content_for_course(self, location, start=0, maxresults=-1, sort=None):
return self._get_all_content_for_course(
location, start=start, maxresults=maxresults, get_thumbnails=False, sort=sort
)
def _get_all_content_for_course(self, location, get_thumbnails=False):
def _get_all_content_for_course(self, location, get_thumbnails=False, start=0, maxresults=-1, sort=None):
'''
Returns a list of all static assets for a course. The return format is a list of dictionary elements. Example:
@@ -156,7 +158,13 @@ class MongoContentStore(ContentStore):
course_filter = Location(XASSET_LOCATION_TAG, category="asset" if not get_thumbnails else "thumbnail",
course=location.course, org=location.org)
# 'borrow' the function 'location_to_query' from the Mongo modulestore implementation
items = self.fs_files.find(location_to_query(course_filter))
if maxresults > 0:
items = self.fs_files.find(
location_to_query(course_filter),
skip=start, limit=maxresults, sort=sort
)
else:
items = self.fs_files.find(location_to_query(course_filter), sort=sort)
return list(items)
def set_attr(self, location, attr, value=True):