def overview(request):
collections = filter_by_access(request.user,
Collection.objects.exclude(hidden=True))
collections = apply_collection_visibility_preferences(
request.user, collections)
collections = collections.annotate(num_records=Count('records'))
children = dict()
overview_thumbs = dict()
for coll in collections:
c = filter_by_access(request.user, coll.children.exclude(hidden=True))
c = apply_collection_visibility_preferences(request.user, c)
children[coll.id] = c
for record in Record.objects.filter(id__in=FieldValue.objects.filter(
field=get_system_field(),
value='overview',
index_value='overview',
).values('record'), ):
for coll in record.collection_set.all().values_list('id', flat=True):
overview_thumbs[coll] = record
return render_to_response('overview.html', {
'collections': [(coll, children[coll.id], overview_thumbs.get(coll.id))
for coll in collections]
},
context_instance=RequestContext(request))
def get_image(media):
logging.debug('get_image: %s (%s)' %
(media.get_absolute_file_path(), media.mimetype))
image = None
if media.mimetype.startswith('image/'):
image = media.load_file()
elif media.mimetype.startswith('video/'):
# retrieve offset if available
try:
offset = int(
media.record.fieldvalue_set.filter(
field=get_system_field(),
label='thumbnail-offset',
)[0].value)
except (IndexError, ValueError):
offset = 5
image = capture_video_frame(media.get_absolute_file_path(),
offset=offset)
elif media.mimetype.startswith('audio/'):
image = render_audio_waveform_by_mimetype(
media.get_absolute_file_path(), media.mimetype)
elif media.mimetype == 'application/pdf':
image = render_pdf(media.get_absolute_file_path())
elif media.url.endswith('.pptx'):
image = thumbnail_from_pptx(media.get_absolute_file_path())
return image
def get_image(media):
logging.debug('get_image: %s (%s)' % (
media.get_absolute_file_path(), media.mimetype))
image = None
if media.mimetype.startswith('image/'):
image = media.load_file()
elif media.mimetype.startswith('video/'):
# retrieve offset if available
try:
offset = int(media.record.fieldvalue_set.filter(
field=get_system_field(),
label='thumbnail-offset',
)[0].value)
except (IndexError, ValueError):
offset = 5
image = capture_video_frame(
media.get_absolute_file_path(), offset=offset)
elif media.mimetype.startswith('audio/'):
image = render_audio_waveform_by_mimetype(
media.get_absolute_file_path(), media.mimetype)
elif media.mimetype == 'application/pdf':
image = render_pdf(media.get_absolute_file_path())
elif media.url.endswith('.pptx'):
image = thumbnail_from_pptx(media.get_absolute_file_path())
return image
def get_markers(record):
markers, created = record.fieldvalue_set.get_or_create(
field=get_system_field(),
label='audio-text-sync-markers',
defaults=dict(
hidden=True,
)
)
return markers
def get_image(media):
if media.mimetype.startswith('image/'):
return media.load_file()
if media.mimetype.startswith('video/'):
# retrieve offset if available
try:
offset = int(media.record.fieldvalue_set.filter(
field=get_system_field(),
label='thumbnail-offset',
)[0].value)
except IndexError, ValueError:
offset = 5
return capture_video_frame(media.get_absolute_file_path(), offset=offset)
def get_image(media):
print 'media.mimetype = %s' % media.mimetype
if media.mimetype.lower().startswith('image/'):
return media.load_file()
if media.mimetype.lower().startswith('video/'):
# retrieve offset if available
try:
offset = int(media.record.fieldvalue_set.filter(
field=get_system_field(),
label='thumbnail-offset',
)[0].value)
except IndexError, ValueError:
offset = 5
return capture_video_frame(media.get_absolute_file_path(), offset=offset)
def get_image(media):
logging.debug('get_image: %s (%s)' % (media.get_absolute_file_path(), media.mimetype))
image = None
if media.mimetype.startswith('image/'):
image = media.load_file()
elif media.mimetype.startswith('video/'):
# retrieve offset if available
try:
offset = int(media.record.fieldvalue_set.filter(
field=get_system_field(),
label='thumbnail-offset',
)[0].value)
except IndexError, ValueError:
offset = 5
image = capture_video_frame(media.get_absolute_file_path(), offset=offset)
def get_image(media):
logging.debug('get_image: %s (%s)' %
(media.get_absolute_file_path(), media.mimetype))
image = None
if media.mimetype.startswith('image/'):
image = media.load_file()
elif media.mimetype.startswith('video/'):
# retrieve offset if available
try:
offset = int(
media.record.fieldvalue_set.filter(
field=get_system_field(),
label='thumbnail-offset',
)[0].value)
except IndexError, ValueError:
offset = 5
image = capture_video_frame(media.get_absolute_file_path(),
offset=offset)
def _fetch_works_with_primary_records(self):
if self._works_with_primary_records is not None:
return
records = FieldValue.objects.filter(
field=get_system_field(),
label='primary-work-record',
).values('record')
# works that have primary records
self._works_with_primary_records = set(
FieldValue.objects.filter(
field__standard__prefix='dc',
field__name='relation',
refinement='IsPartOf',
record__in=records,
).distinct().order_by().values_list('value', flat=True)
)
def overview(request):
collections = filter_by_access(
request.user, Collection.objects.exclude(hidden=True))
collections = apply_collection_visibility_preferences(
request.user, collections)
collections = collections.annotate(
num_records=Count('records'))
children = dict()
overview_thumbs = dict()
for coll in collections:
c = filter_by_access(request.user, coll.children.exclude(hidden=True))
c = apply_collection_visibility_preferences(
request.user, c
)
children[coll.id] = c
for record in Record.objects.filter(
id__in=FieldValue.objects.filter(
field=get_system_field(),
value='overview',
index_value='overview',
).values('record'),
):
for coll in record.collection_set.all().values_list('id', flat=True):
overview_thumbs[coll] = record
return render_to_response(
'overview.html',
{
'collections': [
(coll, children[coll.id], overview_thumbs.get(coll.id))
for coll in collections
]
},
context_instance=RequestContext(request))
def handle(self, *args, **kwargs):
system_field = get_system_field()
collections = map(int, kwargs.get('collections') or list())
mapping_file = kwargs.get('mapping_file')
if not collections:
print "--collection is a required parameter"
return
if not mapping_file:
print "--mapping is a required parameter"
return
mappings = dict()
with open(mapping_file, 'r') as csvfile:
reader = csv.DictReader(csvfile)
for row in reader:
mappings[row['Identifier']] = (row['Work'], row['Primary'])
related_field = Field.objects.get(
standard__prefix='dc',
name='relation',
)
existing_works = FieldValue.objects.filter(
record__collection__in=collections,
field=related_field,
refinement='IsPartOf',
)
# Clean out old relations
print "Deleting old works info"
existing_works.delete()
id_fields = standardfield_ids('identifier', equiv=True)
print "Fetching records"
identifiers = FieldValue.objects.select_related('record').filter(
record__collection__in=collections,
field__in=id_fields,
)
pb = ProgressBar(identifiers.count())
# Insert new relations
for count, identifier in enumerate(identifiers):
work, isprimary = mappings.get(identifier.value, (None, False))
isprimary = isprimary == 'True'
if not work:
print "Warning: no entry found for identifier '%s'" % \
identifier.value
continue
FieldValue.objects.create(record=identifier.record,
field=related_field,
refinement='IsPartOf',
value=work,
hidden=True)
fv = list(
FieldValue.objects.filter(record=identifier.record,
field=system_field,
label='primary-work-record'))
if len(fv) > 0:
if not isprimary:
for f in fv:
f.delete()
elif isprimary:
FieldValue.objects.create(
record=identifier.record,
field=system_field,
label='primary-work-record',
value=work,
hidden=True,
)
pb.update(count)
pb.done()
def __init__(self):
self._clean_string_re = re.compile('[\x00-\x08\x0b\x0c\x0e-\x1f]')
self._record_type = int(ContentType.objects.get_for_model(Record).id)
self.system_field = get_system_field()
def __init__(self):
self._clean_string_re = re.compile('[\x00-\x08\x0b\x0c\x0e-\x1f]')
self._record_type = int(ContentType.objects.get_for_model(Record).id)
self.system_field = get_system_field()
def handle(self, *args, **kwargs):
system_field = get_system_field()
collections = map(int, kwargs.get('collections') or list())
mapping_file = kwargs.get('mapping_file')
if not collections:
print "--collection is a required parameter"
return
if not mapping_file:
print "--mapping is a required parameter"
return
mappings = dict()
with open(mapping_file, 'r') as csvfile:
reader = csv.DictReader(csvfile)
for row in reader:
mappings[row['Identifier']] = (row['Work'], row['Primary'])
related_field = Field.objects.get(
standard__prefix='dc',
name='relation',
)
existing_works = FieldValue.objects.filter(
record__collection__in=collections,
field=related_field,
refinement='IsPartOf',
)
# Clean out old relations
print "Deleting old works info"
existing_works.delete()
id_fields = standardfield_ids('identifier', equiv=True)
print "Fetching records"
identifiers = FieldValue.objects.select_related('record').filter(
record__collection__in=collections,
field__in=id_fields,
)
pb = ProgressBar(identifiers.count())
# Insert new relations
for count, identifier in enumerate(identifiers):
work, isprimary = mappings.get(identifier.value, (None, False))
isprimary = isprimary == 'True'
if not work:
print "Warning: no entry found for identifier '%s'" % \
identifier.value
continue
FieldValue.objects.create(
record=identifier.record,
field=related_field,
refinement='IsPartOf',
value=work,
hidden=True
)
fv = list(FieldValue.objects.filter(
record=identifier.record,
field=system_field,
label='primary-work-record'
))
if len(fv) > 0:
if not isprimary:
for f in fv:
f.delete()
elif isprimary:
FieldValue.objects.create(
record=identifier.record,
field=system_field,
label='primary-work-record',
value=work,
hidden=True,
)
pb.update(count)
pb.done()
