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Enable exporting video to XML for backwards compatibility.

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This commit is contained in:
Peter Fogg
2013-06-11 11:37:00 -04:00
parent f9b825fe8b
commit 5b9e88e2db
1 changed files with 15 additions and 4 deletions
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19
common/lib/xmodule/xmodule/video_module.py
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@@ -97,6 +97,13 @@ class VideoDescriptor(VideoFields,
stores_state = True
template_dir_name = "video"
metadata_attributes = RawDescriptor.metadata_attributes + ('youtube_id_1_0',
'youtube_id_0_75',
'youtube_id_1_25',
'youtube_id_1_5')
metadata_to_strip = RawDescriptor.metadata_to_strip + ('show_captions',)
@property
def non_editable_metadata_fields(self):
non_editable_fields = super(MetadataOnlyEditingDescriptor, self).non_editable_metadata_fields
@@ -116,9 +123,11 @@ class VideoDescriptor(VideoFields,
org and course are optional strings that will be used in the generated modules
url identifiers
"""
video = super(RawDescriptor, cls).from_xml(xml_data, system, org, course)
video = super(VideoDescriptor, cls).from_xml(xml_data, system, org, course)
xml = etree.fromstring(xml_data)
video.display_name = xml.get('display_name')
display_name = xml.get('display_name')
if display_name:
video.display_name = display_name
youtube = xml.get('youtube')
if youtube:
speeds = _parse_youtube(youtube)
@@ -160,9 +169,11 @@ def _get_first_external(xmltree, tag):
def _parse_youtube(data):
'''
Parses a string of Youtube IDs into a dictionary.
Parses a string of Youtube IDs such as "1.0:AXdE34_U,1.5:VO3SxfeD"
into a dictionary. Necessary for backwards compatibility with
XML-based courses.
'''
ret = {'0.75': None, '1.00': None, '1.25': None, '1.50': None}
ret = {'0.75': '', '1.00': '', '1.25': '', '1.50': ''}
videos = data.split(',')
for video in videos:
pieces = video.split(':')