def launch(self, data_file, region_volume=None):
datatype = self._base_before_launch(data_file, region_volume)
tract_start_indices = [0]
tract_region = []
with TvbZip(data_file) as zipf:
for tractf in sorted(zipf.namelist()): # one track per file
if not tractf.endswith(
'.txt'): # omit directories and other non track files
continue
vertices_file = zipf.open(tractf)
tract_vertices = numpy.loadtxt(vertices_file,
dtype=numpy.float32)
tract_start_indices.append(tract_start_indices[-1] +
len(tract_vertices))
datatype.store_data_chunk("vertices",
tract_vertices,
grow_dimension=0,
close_file=False)
if region_volume is not None:
tract_region.append(
self._get_tract_region(tract_vertices[0]))
vertices_file.close()
datatype.tract_start_idx = tract_start_indices
datatype.tract_region = numpy.array(tract_region, dtype=numpy.int16)
return datatype
def export_simulator_configuration(self, burst_id):
burst = dao.get_burst_by_id(burst_id)
if burst is None:
raise InvalidExportDataException("Could not find burst with ID " +
str(burst_id))
simulator_from_burst = dao.get_generic_entity(SimulatorIndex, burst.id,
'fk_parent_burst')[0]
simulator_h5 = h5.path_for_stored_index(simulator_from_burst)
simulator_config_folder = os.path.dirname(simulator_h5)
now = datetime.now()
date_str = now.strftime("%Y-%m-%d_%H-%M")
zip_file_name = "%s_%s.%s" % (date_str, str(burst_id),
self.ZIP_FILE_EXTENSION)
tmp_export_folder = self._build_data_export_folder(
simulator_from_burst)
result_path = os.path.join(tmp_export_folder, zip_file_name)
with TvbZip(result_path, "w") as zip_file:
for filename in os.listdir(simulator_config_folder):
zip_file.write(os.path.join(simulator_config_folder, filename),
filename)
return result_path
def launch(self, view_model):
# type: (TrackImporterModel) -> [TractsIndex]
datatype = self._base_before_launch(view_model.data_file,
view_model.region_volume)
tracts_h5 = TractsH5(
path_for(self.storage_path, TractsH5, datatype.gid))
tract_start_indices = [0]
tract_region = []
with TvbZip(view_model.data_file) as zipf:
for tractf in sorted(zipf.namelist()): # one track per file
if not tractf.endswith(
'.txt'): # omit directories and other non track files
continue
vertices_file = zipf.open(tractf)
datatype.tract_vertices = numpy.loadtxt(vertices_file,
dtype=numpy.float32)
tract_start_indices.append(tract_start_indices[-1] +
len(datatype.tract_vertices))
tracts_h5.write_vertices_slice(datatype.tract_vertices)
if view_model.region_volume is not None:
tract_region.append(
self._get_tract_region(datatype.tract_vertices[0]))
vertices_file.close()
tracts_h5.close()
self.region_volume_h5.close()
datatype.tract_start_idx = tract_start_indices
datatype.tract_region = numpy.array(tract_region, dtype=numpy.int16)
return datatype
def launch(self, data_file):
if data_file is None:
raise LaunchException(
"Please select ZIP file which contains data to import")
#todo warn: all in memory, this is memory hungry; at least twice the tractografy
tracts = []
max_tract_count = 0
with TvbZip(data_file) as zipf:
# todo sort tract8 before tract74 parse ints out of file names
for tractf in zipf.namelist():
vertices_file = zipf.open(tractf)
tract_vertices = numpy.loadtxt(vertices_file,
dtype=numpy.float32)
tracts.append(tract_vertices)
max_tract_count = max(max_tract_count, len(tract_vertices))
vertices_file.close()
vertices_arr = numpy.zeros((len(tracts), max_tract_count, 3))
counts_arr = numpy.zeros((len(tracts), ))
for i, tr in enumerate(tracts):
vertices_arr[i, :len(tr)] = tr
counts_arr[i] = len(tr)
datatype = Tracts()
datatype.storage_path = self.storage_path
datatype.vertices = vertices_arr
datatype.vertex_counts = counts_arr
return datatype
def __init__(self, path):
self.bi_hemispheric = False
self.vertices, self.normals, self.triangles = [], [], []
self.hemisphere_mask = []
self._read_vertices = 0
with TvbZip(path) as self._zipf:
self._read()
def export_data_with_references(self, export_data_zip_path,
data_export_folder):
with TvbZip(export_data_zip_path, "w") as zip_file:
for filename in os.listdir(data_export_folder):
zip_file.write(os.path.join(data_export_folder, filename),
filename)
return None, export_data_zip_path, True
def export_project(self, project, optimize_size=False):
"""
Given a project root and the TVB storage_path, create a ZIP
ready for export.
:param project: project object which identifies project to be exported
"""
if project is None:
raise ExportException("Please provide project to be exported")
files_helper = FilesHelper()
project_folder = files_helper.get_project_folder(project)
project_datatypes = self._gather_project_datatypes(project, optimize_size)
to_be_exported_folders = []
considered_op_ids = []
if optimize_size:
## take only the DataType with visibility flag set ON
for dt in project_datatypes:
if dt[KEY_OPERATION_ID] not in considered_op_ids:
to_be_exported_folders.append({'folder': files_helper.get_project_folder(project,
str(dt[KEY_OPERATION_ID])),
'archive_path_prefix': str(dt[KEY_OPERATION_ID]) + os.sep})
considered_op_ids.append(dt[KEY_OPERATION_ID])
else:
to_be_exported_folders.append({'folder': project_folder,
'archive_path_prefix': '', 'exclude': ["TEMP"]})
# Compute path and name of the zip file
now = datetime.now()
date_str = now.strftime("%Y-%m-%d_%H-%M")
zip_file_name = "%s_%s.%s" % (date_str, project.name, self.ZIP_FILE_EXTENSION)
export_folder = self._build_data_export_folder(project)
result_path = os.path.join(export_folder, zip_file_name)
with TvbZip(result_path, "w") as zip_file:
# Pack project [filtered] content into a ZIP file:
LOG.debug("Done preparing, now we will write folders " + str(len(to_be_exported_folders)))
LOG.debug(str(to_be_exported_folders))
for pack in to_be_exported_folders:
zip_file.write_folder(**pack)
LOG.debug("Done exporting files, now we will write the burst configurations...")
self._export_bursts(project, project_datatypes, zip_file)
LOG.debug("Done exporting burst configurations, now we will export linked DTs")
self._export_linked_datatypes(project, zip_file)
## Make sure the Project.xml file gets copied:
if optimize_size:
LOG.debug("Done linked, now we write the project xml")
zip_file.write(files_helper.get_project_meta_file_path(project.name), files_helper.TVB_PROJECT_FILE)
LOG.debug("Done, closing")
return result_path
def export_simulator_configuration(self, burst_id):
burst = dao.get_burst_by_id(burst_id)
if burst is None:
raise InvalidExportDataException("Could not find burst with ID " +
str(burst_id))
op_folder = self.files_helper.get_project_folder(
burst.project, str(burst.fk_simulation))
tmp_export_folder = self._build_data_export_folder(burst)
tmp_sim_folder = os.path.join(tmp_export_folder,
self.EXPORTED_SIMULATION_NAME)
if not os.path.exists(tmp_sim_folder):
os.makedirs(tmp_sim_folder)
all_view_model_paths, all_datatype_paths = h5.gather_references_of_view_model(
burst.simulator_gid, op_folder)
burst_path = h5.determine_filepath(burst.gid, op_folder)
all_view_model_paths.append(burst_path)
for vm_path in all_view_model_paths:
dest = os.path.join(tmp_sim_folder, os.path.basename(vm_path))
self.files_helper.copy_file(vm_path, dest)
for dt_path in all_datatype_paths:
dest = os.path.join(tmp_sim_folder,
self.EXPORTED_SIMULATION_DTS_DIR,
os.path.basename(dt_path))
self.files_helper.copy_file(dt_path, dest)
main_vm_path = h5.determine_filepath(burst.simulator_gid,
tmp_sim_folder)
H5File.remove_metadata_param(main_vm_path, 'history_gid')
now = datetime.now()
date_str = now.strftime("%Y-%m-%d_%H-%M")
zip_file_name = "%s_%s.%s" % (date_str, str(burst_id),
self.ZIP_FILE_EXTENSION)
result_path = os.path.join(tmp_export_folder, zip_file_name)
with TvbZip(result_path, "w") as zip_file:
zip_file.write_folder(tmp_sim_folder)
self.files_helper.remove_folder(tmp_sim_folder)
return result_path
def export_simulator_configuration(self, burst_id):
burst = dao.get_burst_by_id(burst_id)
if burst is None:
raise InvalidExportDataException("Could not find burst with ID " +
str(burst_id))
op_folder = FilesHelper().get_project_folder(burst.project,
str(burst.fk_simulation))
now = datetime.now()
date_str = now.strftime("%Y-%m-%d_%H-%M")
zip_file_name = "%s_%s.%s" % (date_str, str(burst_id),
self.ZIP_FILE_EXTENSION)
tmp_export_folder = self._build_data_export_folder(burst)
result_path = os.path.join(tmp_export_folder, zip_file_name)
with TvbZip(result_path, "w") as zip_file:
for filename in os.listdir(op_folder):
zip_file.write(os.path.join(op_folder, filename), filename)
return result_path
def test_export(self, initialize_linked_projects):
export_file = self.export_mng.export_project(self.dest_project)
with TvbZip(export_file) as z:
assert 'links-to-external-projects/Operation.xml' in z.namelist()
def export_project(self, project, optimize_size=False):
"""
Given a project root and the TVB storage_path, create a ZIP
ready for export.
:param project: project object which identifies project to be exported
"""
if project is None:
raise ExportException("Please provide project to be exported")
project_folder = self.files_helper.get_project_folder(project)
project_datatypes = dao.get_datatypes_in_project(
project.id, only_visible=optimize_size)
to_be_exported_folders = []
considered_op_ids = []
folders_to_exclude = self._get_op_with_errors(project.id)
if optimize_size:
# take only the DataType with visibility flag set ON
for dt in project_datatypes:
op_id = dt.fk_from_operation
if op_id not in considered_op_ids:
to_be_exported_folders.append({
'folder':
self.files_helper.get_project_folder(
project, str(op_id)),
'archive_path_prefix':
str(op_id) + os.sep,
'exclude':
folders_to_exclude
})
considered_op_ids.append(op_id)
else:
folders_to_exclude.append("TEMP")
to_be_exported_folders.append({
'folder': project_folder,
'archive_path_prefix': '',
'exclude': folders_to_exclude
})
# Compute path and name of the zip file
now = datetime.now()
date_str = now.strftime("%Y-%m-%d_%H-%M")
zip_file_name = "%s_%s.%s" % (date_str, project.name,
self.ZIP_FILE_EXTENSION)
export_folder = self._build_data_export_folder(project)
result_path = os.path.join(export_folder, zip_file_name)
with TvbZip(result_path, "w") as zip_file:
# Pack project [filtered] content into a ZIP file:
self.logger.debug("Done preparing, now we will write folders " +
str(len(to_be_exported_folders)))
self.logger.debug(str(to_be_exported_folders))
for pack in to_be_exported_folders:
zip_file.write_folder(**pack)
self.logger.debug(
"Done exporting files, now we will export linked DTs")
self._export_linked_datatypes(project, zip_file)
# Make sure the Project.xml file gets copied:
if optimize_size:
self.logger.debug("Done linked, now we write the project xml")
zip_file.write(
self.files_helper.get_project_meta_file_path(project.name),
self.files_helper.TVB_PROJECT_FILE)
self.logger.debug("Done, closing")
return result_path
def test_export(self):
export_file = self.export_mng.export_project(self.dest_project)
with TvbZip(export_file) as z:
self.assertTrue('links-to-external-projects/Operation.xml' in z.namelist())
def test_export(self, initialize_linked_projects):
export_file = self.export_mng.export_project(self.dest_project)
with TvbZip(export_file) as z:
assert sum('links-to-external-projects' in s for s in z.namelist()) == 2,\
"Two linked datatypes should have been created!"
def test_export(self, transactional_setup_fixture):
export_file = self.export_mng.export_project(self.dest_project)
with TvbZip(export_file) as z:
assert 'links-to-external-projects/Operation.xml' in z.namelist()
