def get_list(self):
if "concise" in self.request.args:
self.bundle = self.auth_filter()
return mongo_jsonify(map(lambda x: x['@graph'], self.bundle))
alist = []
self.bundle = self.auth_filter()
thumbRetriever = []
for d in self.bundle:
alist.append(
self.model.make_part(d["@graph"], config.APIHOST,
self.request.args.get("part", "details")))
thumbRetriever.extend(alist[-1].get("fromYt"))
alist[-1].pop("fromYt", None)
ytThumbs = getYtThumbs(thumbRetriever)
for vid in alist:
for image in vid["ma:image"]:
if image.get("ytId"):
try:
image["thumb"] = ytThumbs[image["ytId"]]["thumb"]
image["poster"] = ytThumbs[image["ytId"]]["poster"]
except Exception:
image["thumb"] = None
image["poster"] = None
image.pop("ytId", None)
return mongo_jsonify(alist)
def serialize_bundle(self,payload):
if payload:
v=assets.find({"@graph.ma:isMemberOf.@id":payload["_id"]})
payload["@graph"]["videos"]=[]
if not is_enrolled(payload) and not (payload['@graph']['dc:coverage'] == 'public'):
v=self.auth_filter(v)
thumbRetriever=[]
for vid in v:
if self.request.args.get("full",False):
resource=uri_pattern(vid["@graph"]["pid"],config.APIHOST+"/video")
vid["@graph"]["type"]=resolve_type(vid["@graph"]["dc:type"])
vid["@graph"]["resource"]=resource
vid["@graph"]["ma:image"]=[]
annot=self.find_by_relations(vid['@graph']['pid'], payload['_id'])
try:
vid['@graph']['transcript']=bool(annot['@graph']['vcp:playSettings']['vcp:showTranscript'])
except (TypeError, KeyError):
vid['@graph']['transcript']=False
if vid["@graph"]["type"]=="humvideo":
needs_ext=True
elif 'type' in payload['@graph'] and payload['@graph']['type']=='humaudio':
needs_ext=True
elif vid["@graph"]["type"]=="yt":
needs_ext=False
for location in vid["@graph"]["ma:locator"]:
if needs_ext:
poster=uri_pattern(location["@id"]+".jpg",config.HOST+"/posters")
thumb=uri_pattern(location["@id"]+"_thumb.jpg",config.HOST+"/posters")
vid["@graph"]["ma:image"].append({"poster":poster,"thumb":thumb})
else:
loc=location["@id"]
vid["@graph"]["ma:image"].append({"ytId":loc})
thumbRetriever.append(loc)
payload["@graph"]['videos'].append(vid["@graph"])
else:
payload["@graph"]["videos"].append(assets.Video.make_part(vid["@graph"],config.APIHOST,self.request.args.get("part","details")))
thumbRetriever.extend(payload["@graph"]["videos"][-1].get("fromYt"))
payload["@graph"]["videos"][-1].pop("fromYt",None)
payload["@graph"]["type"]=resolve_type(payload["@graph"]["dc:type"])
ytThumbs=getYtThumbs(thumbRetriever)
for vid in payload["@graph"]["videos"]:
for image in vid["ma:image"]:
if image.get("ytId"):
try:
image["thumb"] = ytThumbs[image["ytId"]]["thumb"]
image["poster"] = ytThumbs[image["ytId"]]["poster"]
except KeyError:
image["thumb"] = None
image["poster"] = None
image.pop("ytId",None)
return mongo_jsonify(payload["@graph"])
else:
return mongo_jsonify({})
def serialize_bundle(self,payload):
if payload:
v=assets.find({"@graph.ma:isMemberOf.@id":payload["_id"]})
payload["@graph"]["videos"]=[]
if not is_enrolled(payload) and not (payload['@graph']['dc:coverage'] == 'public'):
v=self.auth_filter(v)
thumbRetriever=[]
for vid in v:
if self.request.args.get("full",False):
resource=uri_pattern(vid["@graph"]["pid"],config.APIHOST+"/video")
vid["@graph"]["type"]=resolve_type(vid["@graph"]["dc:type"])
vid["@graph"]["resource"]=resource
vid["@graph"]["ma:image"]=[]
annot=self.find_by_relations(vid['@graph']['pid'], payload['_id'])
try:
vid['@graph']['transcript']=bool(annot['@graph']['vcp:playSettings']['vcp:showTranscript'])
except (TypeError, KeyError):
vid['@graph']['transcript']=False
if vid["@graph"]["type"]=="humvideo":
needs_ext=True
elif vid["@graph"]["type"]=="yt":
needs_ext=False
for location in vid["@graph"]["ma:locator"]:
if needs_ext:
poster=uri_pattern(location["@id"]+".jpg",config.HOST+"/posters")
thumb=uri_pattern(location["@id"]+"_thumb.jpg",config.HOST+"/posters")
vid["@graph"]["ma:image"].append({"poster":poster,"thumb":thumb})
else:
loc=location["@id"]
vid["@graph"]["ma:image"].append({"ytId":loc})
thumbRetriever.append(loc)
payload["@graph"]['videos'].append(vid["@graph"])
else:
payload["@graph"]["videos"].append(assets.Video.make_part(vid["@graph"],config.APIHOST,self.request.args.get("part","details")))
thumbRetriever.extend(payload["@graph"]["videos"][-1].get("fromYt"))
payload["@graph"]["videos"][-1].pop("fromYt",None)
payload["@graph"]["type"]=resolve_type(payload["@graph"]["dc:type"])
ytThumbs=getYtThumbs(thumbRetriever)
for vid in payload["@graph"]["videos"]:
for image in vid["ma:image"]:
if image.get("ytId"):
image["thumb"] = ytThumbs[image["ytId"]]["thumb"]
image["poster"] = ytThumbs[image["ytId"]]["poster"]
image.pop("ytId",None)
return mongo_jsonify(payload["@graph"])
else:
return mongo_jsonify({})
def audioCreationBatch():
import mutagen
import uuid
import os
from werkzeug.utils import secure_filename
from auth import is_superuser
if not is_superuser():
return action_401()
files = request.files.getlist('audio[]')
if not len(files):
return bundle_400("Missing form field 'audio[]'")
incompatible = filter(lambda x: not x.filename.endswith('mp3'), files)
if len(incompatible):
return bundle_400("Only MP3 files are supported.")
results = []
for f in files:
ext = f.filename.split('.')[-1]
filename = secure_filename(f.filename.split('.', 1)[0]) \
+ str(uuid.uuid4()) + '.' + ext
path = os.path.join(config.MEDIA_DIRECTORY, filename)
f.save(path)
id3 = mutagen.File(path, easy=True) # metadata
_id = str(ObjectId())
audio = assets.Video()
audio['_id'] = _id
audio['@graph']['dc:type'] = 'hummedia:type/humaudio'
audio['@graph']['pid'] = _id
audio['@graph']['ma:title'] = id3.get('title', [f.filename])[0]
audio['@graph']['ma:hasContributor'] = [{
'@id': '',
'name': x
} for x in id3.get('artist', [])]
try:
audio['@graph']["ma:date"] = int(id3.get('date')[0])
except:
audio['@graph'][
'ma:date'] = 1970 # TODO: this requires a number, but I don't have one for it
audio['@graph']["ma:locator"] = [{
"@id":
'.'.join(filename.split('.')[0:-1]),
"ma:hasFormat":
"audio/" + ext,
"ma:hasCompression": {}
}]
audio.save()
audio['@graph']['ma:locator'][0]['@id'] += '.mp3'
results.append(audio['@graph'])
return mongo_jsonify(results)
def delete_subtitle(self, filename):
from os import remove
from helpers import endpoint_404
query = {
"@graph.ma:hasRelatedResource": {
"$elemMatch": {
"@id": filename
}
}
}
bundle = self.model.find_one(query)
if bundle is None:
return endpoint_404()
if not self.acl_write_check(bundle):
return action_401()
l = bundle.get("@graph").get("ma:hasRelatedResource")
l[:] = [d for d in l if d.get('@id') != filename]
bundle.save()
remove(config.SUBTITLE_DIRECTORY + filename)
return mongo_jsonify(bundle)
def serialize_bundle(self,payload):
payload["@graph"]["resource"]=uri_pattern(payload["@graph"]["pid"],config.APIHOST+"/"+self.endpoint)
payload["@graph"]["type"]=resolve_type(payload["@graph"]["dc:type"])
payload["@graph"]["url"]=[]
payload["@graph"]["ma:image"]=[]
if payload["@graph"]["type"]=="humvideo":
prefix=config.HOST + '/'
needs_ext=True
elif payload['@graph']['type']=='humaudio':
prefix=config.HOST + '/'
needs_ext=True
elif payload["@graph"]["type"]=="yt":
prefix="http://youtu.be"
needs_ext=False
fromYt=[]
for location in payload["@graph"]["ma:locator"]:
if needs_ext:
ext=location["ma:hasFormat"].split("/")[-1]
fileName= '/' + location["@id"] + "." + ext
hexTime="{0:x}".format(int(time.time()))
token = hashlib.md5(''.join([
config.AUTH_TOKEN_SECRET,
fileName,
hexTime,
request.remote_addr if config.AUTH_TOKEN_IP else ''
])).hexdigest()
loc = ''.join([
config.AUTH_TOKEN_PREFIX,
token, "/", hexTime, fileName
])
poster=uri_pattern(location["@id"]+".jpg",config.HOST+"/posters")
thumb=uri_pattern(location["@id"]+"_thumb.jpg",config.HOST+"/posters")
payload["@graph"]["ma:image"].append({"poster":poster,"thumb":thumb})
else:
loc=location["@id"]
fromYt.append(loc)
payload["@graph"]["ma:image"].append({"ytId":loc})
payload["@graph"]["url"].append(uri_pattern(loc,prefix))
ytThumbs=getYtThumbs(fromYt)
for image in payload["@graph"]["ma:image"]:
if image.get("ytId"):
image["thumb"] = ytThumbs[image["ytId"]]["thumb"]
image["poster"] = ytThumbs[image["ytId"]]["poster"]
image.pop("ytId",None)
for annot in payload["@graph"]["ma:isMemberOf"]:
coll=ags.find_one({"_id":annot["@id"]})
annot["title"]=coll["@graph"]["dc:title"]
try:
details=annotations.find_one({"_id":annot["restrictor"]})
annot["transcript"]=bool(details['@graph']['vcp:playSettings']['vcp:showTranscript'])
except (KeyError, TypeError):
annot["transcript"] = False
try:
for track in payload["@graph"]["ma:hasRelatedResource"]:
track["@id"]=uri_pattern(track["@id"],config.HOST+"/text")
except KeyError:
pass
return mongo_jsonify(payload["@graph"])
def get_list(self):
alist=[]
self.bundle=self.auth_filter()
if self.bundle:
for d in self.bundle:
d["@graph"]["resource"]=uri_pattern(d["@graph"]["pid"],config.APIHOST+"/"+self.endpoint)
d["@graph"]["type"]=resolve_type(d["@graph"]["dc:type"])
alist.append(d["@graph"])
return mongo_jsonify(alist)
def audioCreationBatch():
import mutagen
import uuid
import os
from werkzeug.utils import secure_filename
from auth import is_superuser
if not is_superuser():
return action_401()
files = request.files.getlist('audio[]')
if not len(files):
return bundle_400("Missing form field 'audio[]'")
incompatible = filter(lambda x: not x.filename.endswith('mp3'), files)
if len(incompatible):
return bundle_400("Only MP3 files are supported.")
results = []
for f in files:
ext = f.filename.split('.')[-1]
filename = secure_filename(f.filename.split('.', 1)[0]) \
+ str(uuid.uuid4()) + '.' + ext
path = os.path.join(config.MEDIA_DIRECTORY, filename)
f.save(path)
id3 = mutagen.File(path, easy=True) # metadata
_id = str(ObjectId())
audio = assets.Video()
audio['_id'] = _id
audio['@graph']['dc:type'] = 'hummedia:type/humaudio'
audio['@graph']['pid'] = _id
audio['@graph']['ma:title'] = id3.get('title',[f.filename])[0]
audio['@graph']['ma:hasContributor'] = [{'@id': '', 'name': x} for x in id3.get('artist',[])]
try:
audio['@graph']["ma:date"] = int(id3.get('date')[0])
except:
audio['@graph']['ma:date'] = 1970 # TODO: this requires a number, but I don't have one for it
audio['@graph']["ma:locator"] = [
{
"@id": '.'.join(filename.split('.')[0:-1]),
"ma:hasFormat": "audio/" + ext,
"ma:hasCompression": {}
}
]
audio.save()
audio['@graph']['ma:locator'][0]['@id'] += '.mp3'
results.append(audio['@graph'])
return mongo_jsonify(results)
def get_list(self):
alist=[]
self.bundle=self.auth_filter()
for d in self.bundle:
if self.request.args.get("client",None):
alist.append(self.client_process(d,True))
else:
d["@graph"]["resource"]=uri_pattern(d["@graph"]["pid"],config.APIHOST+"/"+self.endpoint)
alist.append(d["@graph"])
return mongo_jsonify(alist)
def get_list(self):
alist=[]
self.bundle=self.auth_filter()
for d in self.bundle:
client = self.request.args.get("client",None)
if client:
alist.append(self.client_process(d,True))
else:
d["@graph"]["resource"]=uri_pattern(d["@graph"]["pid"],config.APIHOST+"/"+self.endpoint)
alist.append(d["@graph"])
return mongo_jsonify(alist)
def get_list(self):
# Verify that a user is logged in.
from auth import get_profile
userid = get_profile()['userid']
if not userid:
return action_401()
query = {'userid': userid}
results = self.collection.find(query)
return mongo_jsonify(list(results))
def update_lastview(self, id, limit=0):
'''Update the last view time if the 'view' url parameter is used.'''
self.bundle = self.model.find_one({'$or': [{'_id': str(id)}, {'_id': ObjectId(id)}]})
if self.bundle:
self.bundle = self.auth_filter(self.bundle)
if not self.bundle:
return action_401()
self.bundle[u'@graph'][u'dc:lastviewed'] = datetime.utcnow()
self.set_attrs()
# Sometimes in the development testing database the ma:duration filed is missing.
# This causes an error when the lastview field is updated.
# This eats the error, which is probably not a best practice but makes the user
# experience better.
from mongokit.schema_document import RequireFieldError
try:
self.bundle.save()
except RequireFieldError:
return mongo_jsonify({"resp":200})
return mongo_jsonify({"resp":200})
else:
return bundle_400('The ID you submitted is malformed.')
def get_list(self):
if "concise" in self.request.args:
self.bundle=self.auth_filter()
return mongo_jsonify(map(lambda x: x['@graph'], self.bundle))
alist=[]
self.bundle=self.auth_filter()
thumbRetriever=[]
for d in self.bundle:
alist.append(self.model.make_part(d["@graph"],config.APIHOST,self.request.args.get("part","details")))
thumbRetriever.extend(alist[-1].get("fromYt"))
alist[-1].pop("fromYt",None)
ytThumbs=getYtThumbs(thumbRetriever)
for vid in alist:
for image in vid["ma:image"]:
if image.get("ytId"):
try:
image["thumb"] = ytThumbs[image["ytId"]]["thumb"]
image["poster"] = ytThumbs[image["ytId"]]["poster"]
except Exception:
image["thumb"] = None
image["poster"] = None
image.pop("ytId",None)
return mongo_jsonify(alist)
def update_subtitle(self, filename, new_file):
from helpers import endpoint_404
query = {
"@graph.ma:hasRelatedResource":{"$elemMatch": {"@id":filename}}
}
bundle = self.model.find_one(query)
if bundle is None:
return endpoint_404()
if not self.acl_write_check(bundle):
return action_401()
new_file.save(config.SUBTITLE_DIRECTORY + filename)
return mongo_jsonify(bundle)
def delete_subtitle(self, filename):
from os import remove
from helpers import endpoint_404
query = {
"@graph.ma:hasRelatedResource":{"$elemMatch": {"@id":filename}}
}
bundle = self.model.find_one(query)
if bundle is None:
return endpoint_404()
if not self.acl_write_check(bundle):
return action_401()
l = bundle.get("@graph").get("ma:hasRelatedResource")
l[:] = [d for d in l if d.get('@id') != filename]
bundle.save()
remove(config.SUBTITLE_DIRECTORY + filename)
return mongo_jsonify(bundle)
def serialize_bundle(self,payload):
return mongo_jsonify(payload["@graph"])
def languages(): from langs import langs return mongo_jsonify(langs)
def getCourseDepartments(): from programs import programs return mongo_jsonify(programs)
