def findItemsByMetadata(self, key, value, limit, offset, sort):
# Construct a mongo query from the parameters given. Developers should
# be careful when constructing these queries to ensure that private
# information is not leaked. In this example, the user could pass an
# arbitrary dictionary which could involve an aggregation pipeline, so
# we check that only simple types are accepted.
if isinstance(value, (list, dict)):
# This is a special type of exception that tells girder to respond
# with an HTTP response with the given code and message.
raise RestException('The value must not be a dictionary or list.', code=400)
query = {
'meta': {
key: value
}
}
# This gets the logged in user who created the request. If it is an
# anonymous request, this value will be `None`.
user = self.getCurrentUser()
# Here, item is a "model" class which is a single instance providing an
# api that wraps traditional mongo queries. This API is described at:
# http://girder.readthedocs.io/en/latest/api-docs.html?#models
item = Item()
# This runs a "find" operation on the item collection returning a mongo
# cursor.
cursor = item.find(query, sort=sort)
# The `filterResultsByPermission` allows paged access to a mongo query
# while filtering out documents that the current user doesn't have
# access to. In this case, it requires the current user have read
# access to the items. The return value is an iterator that begins at
# `offset` and ends at `offset + limit`.
response = item.filterResultsByPermission(
cursor,
user=user, level=AccessType.READ,
limit=limit, offset=offset
)
# Finally, we turn the iterator into an explicit list for return to the
# user. Girder handles json encoding the response.
return list(response)
def _virtualChildItems(self, event):
params = event.info['params']
if 'folderId' not in params:
return # This is not a child listing request
user = self.getCurrentUser()
folder = Folder().load(params['folderId'], user=user, level=AccessType.READ)
if not folder.get('isVirtual') or 'virtualItemsQuery' not in folder:
return # Parent is not a virtual folder, proceed as normal
limit, offset, sort = self.getPagingParameters(params, defaultSortField='name')
q = json_util.loads(folder['virtualItemsQuery'])
if 'virtualItemsSort' in folder:
sort = json.loads(folder['virtualItemsSort'])
item = Item()
# These items may reside in folders that the user cannot read, so we must filter
items = item.filterResultsByPermission(
item.find(q, sort=sort), user, level=AccessType.READ, limit=limit, offset=offset)
event.preventDefault().addResponse([item.filter(i, user) for i in items])
class LabelResource(Resource):
def __init__(self):
super().__init__()
self.resourceName = 'label'
self.ann_file_name = "annotation.json"
self.coll_m = Collection()
self.file_m = File()
self.folder_m = Folder()
self.item_m = Item()
self.upload_m = Upload()
self.asset_m = Assetstore()
self.setupRoutes()
def setupRoutes(self):
self.route('GET', (), handler=self.getLabelList)
self.route('GET', (':label_id',), self.getLabel)
self.route('GET', ('meta',), self.getLabelMeta)
self.route('GET', ('create',), self.createLabelFile)
self.route('GET', ('by_name',), self.getLabelByName)
self.route('POST', (), self.postLabel)
# ############# PUBLIC METHODS ##################
@access.public
@autoDescribeRoute(
Description('Get label list').param('assign_id', 'assignment folder id'))
@rest.rawResponse
@trace
def getLabelList(self, assign_id):
files = self.folder_m.fileList(assign_id, user=self.getCurrentUser(), data=False,
includeMetadata=True, mimeFilter=['application/json'])
files = list(files)
cherrypy.response.headers["Content-Type"] = "application/json"
return dumps(files)
@access.public
@autoDescribeRoute(
Description('Create a new label file inside the label folder if it doesnt exist')
.param('assign_id', 'the parent folder id')
.param('name', 'image name for which we are creating this label file'))
@rest.rawResponse
@trace
def createLabelFile(self, assign_id, name):
p_folder = self.folder_m.load(id=assign_id,
user=self.getCurrentUser(),
level=AccessType.WRITE)
label_folder = find_folder(p_folder=p_folder,
name=name,
user=self.getCurrentUser(),
desc="Label Folder",
create=True)
file = find_file(p_folder=label_folder,
name=self.ann_file_name,
user=self.getCurrentUser(),
assetstore=self.asset_m.getCurrent(),
create=False)
if not file:
file = create_new_file(p_folder=label_folder,
name=self.ann_file_name,
user=self.getCurrentUser(),
assetstore=self.asset_m.getCurrent())
config_file = self.__find_config(assign_id)
if not config_file:
printFail("No config file found")
return errorMessage("No config file found")
else:
res = copy_file(src_file=config_file,
dest_file=file,
user=self.getCurrentUser())
return dumps({
"label_id": res['fileId']
})
return dumps({
"label_id": file['_id']
})
@access.public
@autoDescribeRoute(
Description('Get labels by file_name')
.param('name', 'label file name')
.param('assign_id', 'the assignment id'))
@rest.rawResponse
@trace
def getLabelByName(self, name, assign_id):
p_folder = self.folder_m.load(assign_id,
user=self.getCurrentUser(),
level=AccessType.READ)
label_folder = find_folder(p_folder=p_folder,
name=name,
user=self.getCurrentUser(),
desc="Label Folder",
create=True)
# this file is created in <assign_folder>/<label_folder>/assignment.json
file = find_file(p_folder=label_folder,
name=self.ann_file_name,
user=self.getCurrentUser(),
assetstore=self.asset_m.getCurrent(),
create=False)
cherrypy.response.headers["Content-Type"] = "application/json"
if file:
return self.file_m.download(file)
else:
return dumps({})
@access.public
@autoDescribeRoute(
Description('Get label file by id')
.param('label_id', 'label file id'))
@rest.rawResponse
@trace
def getLabel(self, label_id):
file = self.file_m.load(label_id, level=AccessType.READ, user=self.getCurrentUser())
printOk2(file)
cherrypy.response.headers["Content-Type"] = "application/json"
return self.file_m.download(file)
@access.public
@autoDescribeRoute(
Description('Get label meta data by id')
.param('label_id', 'label file id'))
@trace
def getLabelMeta(self, label_id):
file = self.file_m.load(label_id, level=AccessType.READ, user=self.getCurrentUser())
cherrypy.response.headers["Content-Type"] = "application/json"
return dumps(file)
@access.public
@autoDescribeRoute(
Description('Post to label file by id')
.param('label_id', 'label file id')
.param('labels', 'labels to be updated'))
@rest.rawResponse
@trace
def postLabel(self, label_id, labels):
file = self.file_m.load(label_id, level=AccessType.WRITE, user=self.getCurrentUser())
cherrypy.response.headers["Content-Type"] = "application/json"
params = {'labels': json.loads(labels)}
data = json.dumps(params, indent=2, sort_keys=True)
upload = writeData(self.getCurrentUser(), file, data)
printOk2(file)
printOk(upload)
return dumps(upload)
# ############# PRIVATE METHODS ##################
def __create_new_file(self, folder, file_name):
item = self.item_m.createItem(file_name,
creator=self.getCurrentUser(),
folder=folder,
description='label file',
reuseExisting=False)
file = self.file_m.createFile(size=0,
item=item,
name=file_name,
creator=self.getCurrentUser(),
assetstore=self.asset_m.getCurrent(),
mimeType="application/json")
return file
@staticmethod
def __get_owner_id(folder):
aclList = Folder().getFullAccessList(folder)
for acl in aclList['users']:
if acl['level'] == AccessType.ADMIN:
return str(acl['id'])
return None
def __get_config_folder(self, label_folder_id):
label_folder = Folder().load(label_folder_id,
user=self.getCurrentUser(),
level=AccessType.READ)
ownerId = self.__get_owner_id(label_folder)
config_folder = self.folder_m.load(label_folder['meta'][ownerId], level=AccessType.READ,
user=self.getCurrentUser())
return config_folder
def __find_config(self, folder_id):
folder = self.__get_config_folder(folder_id)
printOk2("Config folder {}".format(folder))
files = self.folder_m.fileList(folder, self.getCurrentUser(), data=False)
for file_path, file in files:
printOk(file)
if file['name'] == "config.json":
return file
def __findFolder(self, p_folder, name, desc="", create=False):
"""
Find folder by name. If not found create the folder
:param p_folder: parent folder
:param name: name of the folder you want to find inside the parent folder
:return: folder doc
"""
folder = list(self.folder_m.find({'folderId': p_folder['_id'], 'name': name}).limit(1))
if not folder:
# check if you are allowed to create, else return nothing
if create:
folder = self.folder_m.createFolder(parent=p_folder,
name=name,
creator=self.getCurrentUser(),
description=desc,
reuseExisting=True)
else:
return None
return folder
def __findFile(self, folder, file_name):
item = list(self.item_m.find({'folderId': folder['_id'], 'name': file_name}).limit(1))
if not item:
return None
item = item[0]
file = list(self.file_m.find({'itemId': item['_id']}).limit(1))
if not file:
return None
return file[0]
def find(self, query=None, **kwargs):
annotation_query = self._find_query_filter(query)
return Item.find(self, annotation_query, **kwargs)
class LabelResource(Resource):
def __init__(self):
super().__init__()
self.resourceName = 'label'
self.coll_m = Collection()
self.file_m = File()
self.folder_m = Folder()
self.item_m = Item()
self.upload_m = Upload()
self.asset_m = Assetstore()
self.setupRoutes()
def setupRoutes(self):
self.route('GET', (), handler=self.getLabelList)
self.route('GET', (':label_id',), self.getLabel)
self.route('GET', ('meta',), self.getLabelMeta)
self.route('GET', ('create',), self.createLabelFile)
self.route('GET', ('by_name',), self.getLabelByName)
self.route('POST', (), self.postLabel)
def createNewFile(self, folder, file_name):
item = self.item_m.createItem(file_name,
creator=self.getCurrentUser(),
folder=folder,
description='label file',
reuseExisting=False)
file = self.file_m.createFile(size=0,
item=item,
name=file_name,
creator=self.getCurrentUser(),
assetstore=self.asset_m.getCurrent(),
mimeType="application/json")
return file
def copy(self, srcFile, destFile):
upload = self.upload_m.createUploadToFile(destFile, self.getCurrentUser(), srcFile['size'])
self.upload_m.handleChunk(upload=upload,
chunk=RequestBodyStream(self.file_m.open(srcFile), size=destFile['size']),
user=self.getCurrentUser())
return upload
@access.public
@autoDescribeRoute(
Description('Get label list'))
@rest.rawResponse
def getLabelList(self):
printOk('getLabelsList() was called!')
try:
collection = list(self.coll_m.list(user=self.getCurrentUser(), offset=0, limit=1))[0]
files = self.coll_m.fileList(collection, user=self.getCurrentUser(), data=False,
includeMetadata=True, mimeFilter=['application/json'])
files = list(files)
cherrypy.response.headers["Content-Type"] = "application/json"
return dumps(files)
except:
printFail(traceback.print_exc)
@staticmethod
def getOwnerId(folder):
aclList = Folder().getFullAccessList(folder)
for acl in aclList['users']:
if acl['level'] == AccessType.ADMIN:
return str(acl['id'])
return None
def getConfigFolder(self, label_folder_id):
label_folder = Folder().load(label_folder_id,
user=self.getCurrentUser(),
level=AccessType.READ)
ownerId = self.getOwnerId(label_folder)
config_folder = self.folder_m.load(label_folder['meta'][ownerId], level=AccessType.READ,
user=self.getCurrentUser())
return config_folder
def findConfig(self, folder_id):
folder = self.getConfigFolder(folder_id)
printOk2("Config folder {}".format(folder))
files = self.folder_m.fileList(folder, self.getCurrentUser(), data=False)
for file_path, file in files:
printOk(file)
if file['name'] == "config.json":
return file
def __findFile(self, folder, file_name):
item = list(self.item_m.find({'folderId': folder['_id'], 'name': file_name}).limit(1))
if not item:
return None
item = item[0]
file = list(self.file_m.find({'itemId': item['_id']}).limit(1))
if not file:
return None
return file[0]
@access.public
@autoDescribeRoute(
Description('Create a new label file if it doesnt exist')
.param('file_name', 'label file name').param('folder_id', 'the parent folder id'))
@rest.rawResponse
def createLabelFile(self, file_name, folder_id):
try:
folder = self.folder_m.load(folder_id, user=self.getCurrentUser(), level=AccessType.WRITE)
file = self.__findFile(folder, file_name)
if not file:
file = self.createNewFile(folder, file_name)
config_file = self.findConfig(folder_id)
if not config_file:
printFail("No config file found")
return errorMessage("No config file found")
else:
res = self.copy(config_file, file)
return dumps({
"label_id": res['fileId']
})
return dumps({
"label_id": file['_id']
})
except:
printFail(traceback.print_exc)
cherrypy.response.status = 500
@access.public
@autoDescribeRoute(
Description('Get labels by file_name')
.param('file_name', 'label file name').param('folder_id', 'the parent folder id'))
@rest.rawResponse
def getLabelByName(self, file_name, folder_id):
try:
folder = self.folder_m.load(folder_id, user=self.getCurrentUser(), level=AccessType.READ)
file = self.__findFile(folder, file_name)
cherrypy.response.headers["Content-Type"] = "application/json"
if file:
return self.file_m.download(file)
else:
return dumps({})
except:
printFail(traceback.print_exc)
cherrypy.response.status = 500
@access.public
@autoDescribeRoute(
Description('Get label by id')
.param('label_id', 'label file id'))
@rest.rawResponse
def getLabel(self, label_id):
try:
file = self.file_m.load(label_id, level=AccessType.READ, user=self.getCurrentUser())
printOk2(file)
cherrypy.response.headers["Content-Type"] = "application/json"
return self.file_m.download(file)
except:
# Unknown slug
printFail(traceback.print_exc)
cherrypy.response.status = 404
@access.public
@autoDescribeRoute(
Description('Get label by id')
.param('label_id', 'label file id'))
def getLabelMeta(self, label_id):
try:
file = self.file_m.load(label_id, level=AccessType.READ, user=self.getCurrentUser())
cherrypy.response.headers["Content-Type"] = "application/json"
return dumps(file)
except:
# Unknown slug
printFail(traceback.print_exc)
cherrypy.response.status = 404
@access.public
@autoDescribeRoute(
Description('Post label by id')
.param('label_id', 'label file id'))
@rest.rawResponse
def postLabel(self, label_id, params):
try:
file = self.file_m.load(label_id, level=AccessType.WRITE, user=self.getCurrentUser())
cherrypy.response.headers["Content-Type"] = "application/json"
params['labels'] = json.loads(params['labels'])
data = json.dumps(params, indent=2, sort_keys=True)
upload = writeData(self.getCurrentUser(), file, data)
printOk2(file)
printOk(upload)
return dumps(upload)
except:
# Unknown slug
printFail(traceback.print_exc)
cherrypy.response.status = 404
@access.public
@autoDescribeRoute(
Description('Post label by id')
.param('label_id', 'label file id'))
@rest.rawResponse
def strokeToOutline(self, strokes):
pass
