def get_study_ids(self, cohort_id_array):
"""
Returns: The user study identifiers associated with the samples in all given cohorts.
"""
if self._study_ids is not None:
return self._study_ids
study_ids = ()
for cohort_id in cohort_id_array:
try:
db = sql_connection()
cursor = db.cursor(MySQLdb.cursors.DictCursor)
cursor.execute(
"SELECT study_id FROM cohorts_samples WHERE cohort_id = %s GROUP BY study_id", (cohort_id,)
)
for row in cursor.fetchall():
if row["study_id"] is not None:
study_ids += (row["study_id"],)
except Exception as e:
if db:
db.close()
if cursor:
cursor.close()
raise e
self._study_ids = study_ids
return self._study_ids
def get_cohort_barcodes(cls, cohort_id_array):
# Generate the 'IN' statement string: (%s, %s, ..., %s)
cohort_id_stmt = ', '.join(['%s' for x in xrange(len(cohort_id_array))])
query = 'SELECT sample_id AS barcode FROM {cohort_table} WHERE cohort_id IN ({cohort_id_stmt})'.format(
cohort_table=DJANGO_COHORT_TABLE,
cohort_id_stmt=cohort_id_stmt)
values = cohort_id_array
try:
db = sql_connection()
cursor = db.cursor(DictCursor)
cursor.execute(query, tuple(values))
result = cursor.fetchall()
barcodes = []
for row in result:
barcodes.append(row['barcode'])
cursor.close()
db.close()
# Return only unique barcodes
return list(set(barcodes))
except Exception as e:
raise CohortException('get_cohort_barcodes CloudSQL error, cohort IDs {cohort_ids}: {message}'.format(
cohort_ids=cohort_id_array,
message=str(e.message)))
raise CohortException('bad cohort: ' + str(cohort_id_array))
def get_cohorts_for_datapoints(cls, cohort_id_array):
# Generate the 'IN' statement string: (%s, %s, ..., %s)
cohort_id_stmt = ', '.join(['%s' for x in xrange(len(cohort_id_array))])
query = 'SELECT sample_id, cohort_id FROM {cohort_samples_table} WHERE cohort_id IN ({cohort_id_stmt})'.format(
cohort_samples_table=DJANGO_COHORT_SAMPLES_TABLE,
cohort_id_stmt=cohort_id_stmt)
values = cohort_id_array
try:
db = sql_connection()
cursor = db.cursor(DictCursor)
cursor.execute(query, tuple(values))
result = cursor.fetchall()
cohort_per_samples = {}
for row in result:
cohort_id, sample_id = row['cohort_id'], row['sample_id']
if sample_id not in cohort_per_samples:
cohort_per_samples[sample_id] = []
cohort_per_samples[sample_id].append(cohort_id)
cursor.close()
db.close()
return cohort_per_samples
except Exception as e:
raise CohortException('get_cohorts_for_datapoints CloudSQL error, cohort IDs {cohort_ids}: {message}'.format(
cohort_ids=cohort_id_array,
message=str(e.message)))
def user_feature_handler(feature_id, cohort_id_array):
include_tcga = False
user_studies = ()
for cohort_id in cohort_id_array:
try:
db = sql_connection()
cursor = db.cursor(MySQLdb.cursors.DictCursor)
cursor.execute("SELECT project_id FROM cohorts_samples WHERE cohort_id = %s GROUP BY project_id", (cohort_id,))
for row in cursor.fetchall():
if row['project_id'] is None:
include_tcga = True
else:
user_studies += (row['project_id'],)
except Exception as e:
if db: db.close()
if cursor: cursor.close()
raise e
user_feature_id = None
if feature_id.startswith('USER:'******'t include TCGA
include_tcga = False
return {
'converted_feature_id': feature_id,
'include_tcga': include_tcga,
'user_studies': user_studies,
'user_feature_id': user_feature_id
}
def search(self, keyword, field):
self.validate_search_field(keyword, field)
query = (
"SELECT mirna_name, platform, value_field, internal_feature_id "
"FROM {table_name} WHERE {search_field} LIKE %s LIMIT %s".format(
table_name=self.get_table_name(), search_field=field
)
)
# Format the keyword for MySQL string matching
sql_keyword = "%" + keyword + "%"
query_args = [sql_keyword, FOUND_FEATURE_LIMIT]
try:
db = sql_connection()
cursor = db.cursor(DictCursor)
cursor.execute(query, tuple(query_args))
items = []
for row in cursor.fetchall():
items.append(row)
# Generate human readable labels
for item in items:
item["feature_type"] = MIRN_FEATURE_TYPE
item["label"] = build_feature_label(item)
return items
except MySQLError:
raise BackendException("database error", keyword, field)
def convert_user_feature_id(cls, feature_id):
bq_id = None
try:
db = sql_connection()
cursor = db.cursor(MySQLdb.cursors.DictCursor)
cursor.execute(
"""
SELECT feature_name, bq_map_id, shared_map_id
FROM projects_user_feature_definitions
WHERE id = %s
""",
(int(feature_id.split(":")[-1]),),
)
for row in cursor.fetchall():
bq_id = row["shared_map_id"]
cursor.close()
db.close()
logging.debug("UserFeatureProvider.convert_user_feature_id {0} -> {1}".format(feature_id, bq_id))
return bq_id
except Exception as e:
if db:
db.close()
if cursor:
cursor.close()
raise e
def cloud_storage_file_paths(self, request):
"""
Takes a sample barcode as a required parameter and
returns cloud storage paths to files associated with that sample.
"""
cursor = None
db = None
sample_barcode = request.get_assigned_value('sample_barcode')
platform = request.get_assigned_value('platform')
pipeline = request.get_assigned_value('pipeline')
if are_there_bad_keys(request):
err_msg = construct_parameter_error_message(request, False)
raise endpoints.BadRequestException(err_msg)
query_str, query_tuple = CohortsSamplesFilesQueryBuilder().build_query(
platform=platform, pipeline=pipeline, sample_barcode=sample_barcode)
try:
db = sql_connection()
cursor = db.cursor(MySQLdb.cursors.DictCursor)
cursor.execute(query_str, query_tuple)
cursor_rows = cursor.fetchall()
# add 'cloud_storage_path' to cursor_rows
bad_repo_count, bad_repo_set = CohortsSamplesFilesMessageBuilder().get_GCS_file_paths_and_bad_repos(cursor_rows)
cloud_storage_path_list = [row['cloud_storage_path'] for row in cursor_rows]
if bad_repo_count > 0:
logger.warn("not returning {count} row(s) in sample_details due to repositories: {bad_repo_list}"
.format(count=bad_repo_count, bad_repo_list=list(bad_repo_set)))
return GCSFilePathList(cloud_storage_file_paths=cloud_storage_path_list, count=len(cloud_storage_path_list))
except (IndexError, TypeError), e:
logger.warn(e)
raise endpoints.NotFoundException("File paths for sample {} not found.".format(sample_barcode))
def field_value_search(self, keyword, field):
self.validate_field_search_input(keyword, field)
query = 'SELECT DISTINCT {search_field} FROM {table_name} WHERE {search_field} LIKE %s LIMIT %s'.format(
table_name=self.get_table_name(),
search_field=field
)
# Format the keyword for MySQL string matching
sql_keyword = '%' + keyword + '%'
query_args = [sql_keyword, FOUND_FEATURE_LIMIT]
logging.debug("CLOUDSQL_QUERY_GEXP_FIELDS: {}".format(query))
try:
db = sql_connection()
cursor = db.cursor(DictCursor)
cursor.execute(query, tuple(query_args))
items = []
for row in cursor.fetchall():
items.append(row[field])
return items
except MySQLError as mse:
raise BackendException("MySQLError: {}".format(str(mse)))
def get_binary_log_filenames():
db = sql_connection()
try:
cursor = db.cursor()
cursor.execute('SHOW BINARY LOGS;')
filenames = []
for row in cursor.fetchall():
filenames.append(row[0])
return filenames
except (TypeError, IndexError) as e:
logger.warn('Error in retrieving binary log filenames: {}'.format(e))
finally:
if cursor: cursor.close()
if db: db.close()
def from_feature_id(cls, feature_id, project_id=None):
logging.debug("UserFeatureDef.from_feature_id: {0}".format(str([feature_id, project_id])))
if feature_id is None:
raise FeatureNotFoundException(feature_id)
# ID breakdown: project ID:Feature ID
# Example ID: USER:1:6
regex = re_compile("^USER:"******"([0-9]+):"
# Feature ID
"([0-9]+)$"
)
feature_fields = regex.findall(feature_id)
if len(feature_fields) == 0:
raise FeatureNotFoundException(feature_id)
project_id, user_feature_id = feature_fields[0]
try:
db = sql_connection()
cursor = db.cursor(MySQLdb.cursors.DictCursor)
cursor.execute("""
SELECT bq_map_id, project_id, is_numeric
FROM projects_user_feature_definitions
WHERE id = %s
""", (user_feature_id,))
results = []
for row in cursor.fetchall():
bq_table, column_name, symbol = cls.get_table_and_field(row['bq_map_id'])
filters = None
if symbol is not None:
filters = {
'Symbol': symbol
}
results.append(cls(bq_table, column_name, row['project_id'], row['is_numeric'] == 1, filters))
cursor.close()
db.close()
return results
except Exception as e:
if db: db.close()
if cursor: cursor.close()
raise e
def get(self, request):
"""
Returns information about a specific patient,
including a list of samples and aliquots derived from this patient.
Takes a patient barcode (of length 12, *eg* TCGA-B9-7268) as a required parameter.
User does not need to be authenticated.
"""
cursor = None
db = None
patient_barcode = request.get_assigned_value('patient_barcode')
query_tuple = (str(patient_barcode),)
clinical_query_str, sample_query_str, aliquot_query_str = PatientsGetQueryBuilder().build_queries()
try:
db = sql_connection()
cursor = db.cursor(MySQLdb.cursors.DictCursor)
# build clinical data message
cursor.execute(clinical_query_str, query_tuple)
row = cursor.fetchone()
if row is None:
cursor.close()
db.close()
logger.warn("Patient barcode {} not found in metadata_clinical table.".format(patient_barcode))
raise endpoints.NotFoundException("Patient barcode {} not found".format(patient_barcode))
constructor_dict = build_constructor_dict_for_message(MetadataItem(), row)
clinical_data_item = MetadataItem(**constructor_dict)
# get list of samples
cursor.execute(sample_query_str, query_tuple)
sample_list = [row['sample_barcode'] for row in cursor.fetchall()]
# get list of aliquots
cursor.execute(aliquot_query_str, query_tuple)
aliquot_list = [row['AliquotBarcode'] for row in cursor.fetchall()]
return PatientDetails(clinical_data=clinical_data_item, samples=sample_list, aliquots=aliquot_list)
except (IndexError, TypeError), e:
logger.info("Patient {} not found. Error: {}".format(patient_barcode, e))
raise endpoints.NotFoundException("Patient {} not found.".format(patient_barcode))
def search(self, parameters):
self.validate_feature_search_input(parameters)
query = 'SELECT gene_name, probe_name, platform, relation_to_gene, relation_to_island, ' \
'value_field, internal_feature_id ' \
'FROM {table_name} ' \
'WHERE gene_name LIKE %s ' \
'AND probe_name LIKE %s ' \
'AND platform LIKE %s ' \
'AND relation_to_gene LIKE %s ' \
'AND relation_to_island LIKE %s ' \
'LIMIT %s'.format(table_name=self.get_table_name()
)
# Fills in '' for fields that were not specified in the parameters
input = defaultdict(lambda: '', parameters)
# Format the keyword for MySQL string matching
query_args = ['%' + input['gene_name'] + '%',
'%' + input['probe_name'] + '%',
'%' + input['platform'] + '%',
'%' + input['relation_to_gene'] + '%',
'%' + input['relation_to_island'] + '%',
FOUND_FEATURE_LIMIT]
try:
db = sql_connection()
cursor = db.cursor(DictCursor)
cursor.execute(query, tuple(query_args))
items = []
for row in cursor.fetchall():
items.append(row)
# Generate human readable labels
for item in items:
item['feature_type'] = METH_FEATURE_TYPE
item['label'] = self.build_feature_label(item)
return items
except MySQLError:
raise BackendException('database error')
def get_cohort_info(cls, cohort_id_array):
# Generate the 'IN' statement string: (%s, %s, ..., %s)
cohort_id_stmt = ', '.join(['%s' for x in xrange(len(cohort_id_array))])
query_template = ("SELECT ti.id AS cohort_id, ti.name, COUNT(ts.sample_barcode) AS size "
"FROM {cohort_info_table} ti "
" LEFT JOIN {cohort_samples_table} ts ON ts.cohort_id = ti.id "
"WHERE ti.id IN ({cohort_id_stmt}) "
"GROUP BY ti.id, ti.name")
query = query_template.format(
cohort_info_table=DJANGO_COHORT_INFO_TABLE,
cohort_samples_table=DJANGO_COHORT_SAMPLES_TABLE,
cohort_id_stmt=cohort_id_stmt)
try:
db = sql_connection()
cursor = db.cursor(DictCursor)
cursor.execute(query, tuple(cohort_id_array))
result = []
for row in cursor.fetchall():
result.append({
'id': row['cohort_id'],
'name': row['name'],
'size': row['size']
})
cursor.close()
db.close()
return result
except Exception as e:
print >> sys.stdout, "[ERROR] In get_cohort_info: "
print >> sys.stdout, e
print >> sys.stdout, traceback.format_exc()
raise CohortException('get_cohort_info CloudSQL error, cohort IDs {cohort_ids}: {message}'.format(
cohort_ids=cohort_id_array,
message=str(e.message)))
def search(self, parameters):
self.validate_feature_search_input(parameters)
query = 'SELECT gene_name, platform, center, value_label, internal_feature_id' \
' FROM {table_name}' \
' WHERE gene_name LIKE %s'\
' AND platform LIKE %s' \
' AND center LIKE %s'\
' LIMIT %s'.format(table_name=self.get_table_name()
)
logging.debug("CLOUDSQL_QUERY_GEXP_SEARCH: {}".format(query))
# Fills in '' for fields that were not specified in the parameters
input = defaultdict(lambda: '', parameters)
# Format the keyword for MySQL string matching
# sql_keyword = '%' + keyword + '%'
query_args = ['%' + input['gene_name'] + '%',
'%' + input['platform'] + '%',
'%' + input['center'] + '%',
FOUND_FEATURE_LIMIT]
try:
db = sql_connection()
cursor = db.cursor(DictCursor)
cursor.execute(query, tuple(query_args))
items = []
for row in cursor.fetchall():
items.append(row)
# Generate human readable labels
for item in items:
item['feature_type'] = GEXP_FEATURE_TYPE
item['label'] = build_feature_label(item['gene_name'], item)
return items
except MySQLError as mse:
raise BackendException("MySQLError: {}".format(str(mse)))
def preview(self, request):
"""
Takes a JSON object of filters in the request body and returns a "preview" of the cohort that would
result from passing a similar request to the cohort **save** endpoint. This preview consists of
two lists: the lists of participant (aka patient) barcodes, and the list of sample barcodes.
Authentication is not required.
"""
patient_cursor = None
sample_cursor = None
if are_there_bad_keys(request) or are_there_no_acceptable_keys(request):
err_msg = construct_parameter_error_message(request, True)
raise endpoints.BadRequestException(err_msg)
query_dict, gte_query_dict, lte_query_dict = CohortsCreatePreviewQueryBuilder().build_query_dictionaries(
request
)
patient_query_str, sample_query_str, value_tuple = CohortsCreatePreviewQueryBuilder().build_query(
query_dict, gte_query_dict, lte_query_dict
)
patient_barcodes = []
sample_barcodes = []
try:
db = sql_connection()
patient_cursor = db.cursor(MySQLdb.cursors.DictCursor)
patient_cursor.execute(patient_query_str, value_tuple)
for row in patient_cursor.fetchall():
patient_barcodes.append(row["case_barcode"])
sample_cursor = db.cursor(MySQLdb.cursors.DictCursor)
sample_cursor.execute(sample_query_str, value_tuple)
for row in sample_cursor.fetchall():
sample_barcodes.append(row["sample_barcode"])
except (IndexError, TypeError), e:
logger.warn(e)
raise endpoints.NotFoundException("Error retrieving samples or patients: {}".format(e))
def googlegenomics(self, request):
"""
Takes a sample barcode as a required parameter and returns the Google Genomics dataset id
and readgroupset id associated with the sample, if any.
"""
cursor = None
db = None
sample_barcode = request.get_assigned_value('sample_barcode')
query_str = 'SELECT SampleBarcode, GG_dataset_id, GG_readgroupset_id ' \
'FROM metadata_data ' \
'WHERE SampleBarcode=%s ' \
'AND GG_dataset_id !="" AND GG_readgroupset_id !="" ' \
'GROUP BY SampleBarcode, GG_dataset_id, GG_readgroupset_id;'
query_tuple = (sample_barcode,)
try:
db = sql_connection()
cursor = db.cursor(MySQLdb.cursors.DictCursor)
cursor.execute(query_str, query_tuple)
google_genomics_items = [
GoogleGenomics(
SampleBarcode=row['SampleBarcode'],
GG_dataset_id=row['GG_dataset_id'],
GG_readgroupset_id=row['GG_readgroupset_id']
)
for row in cursor.fetchall()
]
return GoogleGenomicsList(items=google_genomics_items, count=len(google_genomics_items))
except (IndexError, TypeError), e:
logger.warn(e)
raise endpoints.NotFoundException(
"Google Genomics dataset and readgroupset id's for sample {} not found."
.format(sample_barcode))
def from_feature_id(cls, feature_id, study_id=None):
logging.debug("UserFeatureDef.from_feature_id: {0}".format(str([feature_id, study_id])))
if feature_id is None:
raise FeatureNotFoundException(feature_id)
try:
db = sql_connection()
cursor = db.cursor(MySQLdb.cursors.DictCursor)
cursor.execute(
"""
SELECT bq_map_id, study_id, is_numeric
FROM projects_user_feature_definitions
WHERE shared_map_id = %s
""",
(feature_id,),
)
results = []
for row in cursor.fetchall():
bq_table, column_name, symbol = cls.get_table_and_field(row["bq_map_id"])
filters = None
if symbol is not None:
filters = {"Symbol": symbol}
results.append(cls(bq_table, column_name, row["study_id"], row["is_numeric"] == 1, filters))
cursor.close()
db.close()
return results
except Exception as e:
if db:
db.close()
if cursor:
cursor.close()
raise e
def fetch_isbcgc_project_set():
try:
cursor = None
db = sql_connection()
if not ISB_CGC_PROJECTS['list'] or len(ISB_CGC_PROJECTS['list']) <= 0:
cursor = db.cursor()
cursor.execute("SELECT COUNT(SPECIFIC_NAME) FROM INFORMATION_SCHEMA.ROUTINES WHERE SPECIFIC_NAME = 'get_isbcgc_project_set';")
# Only try to fetch the study set if the sproc exists
if cursor.fetchall()[0][0] > 0:
cursor.execute("CALL get_isbcgc_project_set();")
ISB_CGC_PROJECTS['list'] = []
for row in cursor.fetchall():
ISB_CGC_PROJECTS['list'].append(row[0])
else:
# Otherwise just warn
logger.warn("[WARNING] Stored procedure get_isbcgc_project_set was not found!")
return ISB_CGC_PROJECTS['list']
except Exception as e:
logger.error(e)
logger.error(traceback.format_exc())
finally:
if cursor: cursor.close()
if db and db.open: db.close()
Cohort_Perms.objects.get(cohort_id=cohort_id, user_id=user_id)
except (ObjectDoesNotExist, MultipleObjectsReturned), e:
logger.warn(e)
err_msg = "Error retrieving cohort {} for user {}: {}".format(cohort_id, user_email, e)
if 'Cohort_Perms' in e.message:
err_msg = "User {} does not have permissions on cohort {}. " \
"Error: {}".format(user_email, cohort_id, e)
raise endpoints.UnauthorizedException(err_msg)
finally:
request_finished.send(self)
query_str, query_tuple = CohortsSamplesFilesQueryBuilder().build_query(
platform=platform, pipeline=pipeline, limit=limit, cohort_id=cohort_id)
try:
db = sql_connection()
cursor = db.cursor(MySQLdb.cursors.DictCursor)
cursor.execute(query_str, query_tuple)
cursor_rows = cursor.fetchall()
bad_repo_count, bad_repo_set = CohortsSamplesFilesMessageBuilder().get_GCS_file_paths_and_bad_repos(cursor_rows)
cloud_storage_path_list = [row['cloud_storage_path'] for row in cursor_rows]
if bad_repo_count > 0:
logger.warn("not returning {count} row(s) in sample_details due to repositories: {bad_repo_list}"
.format(count=bad_repo_count, bad_repo_list=list(bad_repo_set)))
return GCSFilePathList(cloud_storage_file_paths=cloud_storage_path_list, count=len(cloud_storage_path_list))
except (IndexError, TypeError), e:
logger.warn(e)
raise endpoints.NotFoundException("File paths for cohort {} not found.".format(cohort_id))
except MySQLdb.ProgrammingError as e:
logger.warn("Error retrieving file paths. {}".format(e))
def seqpeek_view_data(self, request):
try:
hugo_symbol = request.hugo_symbol
cohort_id_array = request.cohort_id
gnab_feature_id = self.build_gnab_feature_id(hugo_symbol)
logging.debug("GNAB feature ID for SeqPeke: {0}".format(gnab_feature_id))
# Lifted from api/data_access.py line 509+
# Get the study IDs these cohorts' samples come from
cohort_vals = ()
cohort_params = ""
for cohort in cohort_id_array:
cohort_params += "%s,"
cohort_vals += (cohort,)
cohort_params = cohort_params[:-1]
db = sql_connection()
cursor = db.cursor()
tcga_studies = fetch_isbcgc_project_set()
cursor.execute("SELECT DISTINCT study_id FROM cohorts_samples WHERE cohort_id IN (" + cohort_params + ");",
cohort_vals)
# Only samples whose source studies are TCGA studies, or extended from them, should be used
confirmed_study_ids = []
unconfirmed_study_ids = []
for row in cursor.fetchall():
if row[0] in tcga_studies:
if row[0] not in confirmed_study_ids:
confirmed_study_ids.append(row[0])
elif row[0] not in unconfirmed_study_ids:
unconfirmed_study_ids.append(row[0])
if len(unconfirmed_study_ids) > 0:
studies = Study.objects.filter(id__in=unconfirmed_study_ids)
for study in studies:
if study.get_my_root_and_depth()['root'] in tcga_studies:
confirmed_study_ids.append(study.id)
async_params = [ProviderClassQueryDescription(SeqPeekDataProvider, gnab_feature_id, cohort_id_array, confirmed_study_ids)]
maf_data_result = get_feature_vectors_tcga_only(async_params, skip_formatting_for_plot=True)
maf_data_vector = maf_data_result[gnab_feature_id]['data']
if len(maf_data_vector) > 0:
# Since the gene (hugo_symbol) parameter is part of the GNAB feature ID,
# it will be sanity-checked in the SeqPeekMAFDataAccess instance.
seqpeek_data = SeqPeekMAFDataFormatter().format_maf_vector_for_view(maf_data_vector, cohort_id_array)
seqpeek_maf_vector = seqpeek_data.maf_vector
seqpeek_cohort_info = seqpeek_data.cohort_info
removed_row_statistics_dict = seqpeek_data.removed_row_statistics
seqpeek_view_data = SeqPeekViewDataBuilder().build_view_data(hugo_symbol,
seqpeek_maf_vector,
seqpeek_cohort_info,
cohort_id_array,
removed_row_statistics_dict)
response = self.create_response(seqpeek_view_data)
return response
else:
# No data found
return SeqPeekViewRecord(plot_data=SeqPeekViewPlotDataRecord(tracks=[], protein=None, regions=[]),
hugo_symbol=hugo_symbol, cohort_id_list=[str(i) for i in cohort_id_array],
removed_row_statistics=[])
except Exception as e:
logging.exception(e)
raise InternalServerErrorException()
def get_feature_vector(feature_id, cohort_id_array):
include_tcga = False
user_studies = ()
for cohort_id in cohort_id_array:
try:
db = sql_connection()
cursor = db.cursor(MySQLdb.cursors.DictCursor)
cursor.execute("SELECT project_id FROM cohorts_samples WHERE cohort_id = %s GROUP BY project_id", (cohort_id,))
for row in cursor.fetchall():
if row['project_id'] is None:
include_tcga = True
else:
user_studies += (row['project_id'],)
except Exception as e:
if db: db.close()
if cursor: cursor.close()
raise e
# ex: feature_id 'CLIN:Disease_Code'
user_feature_id = None
if feature_id.startswith('USER:'******'t include TCGA
include_tcga = False
items = []
type = None
result = []
cohort_settings = settings.GET_BQ_COHORT_SETTINGS()
if include_tcga:
provider = FeatureProviderFactory.from_feature_id(feature_id)
result = provider.get_data(cohort_id_array, cohort_settings.dataset_id, cohort_settings.table_id)
# ex: result[0]
# {'aliquot_id': None, 'case_id': u'TCGA-BH-A0B1', 'sample_id': u'TCGA-BH-A0B1-10A', 'value': u'BRCA'}
for data_point in result:
data_item = {key: data_point[key] for key in ['case_id', 'sample_id', 'aliquot_id']}
value = provider.process_data_point(data_point)
# TODO refactor missing value logic
if value is None:
value = 'NA'
data_item['value'] = value
items.append(data_item)
type = provider.get_value_type()
if len(user_studies) > 0:
# Query User Data
user_provider = UserFeatureProvider(feature_id, user_feature_id=user_feature_id)
user_result = user_provider.get_data(cohort_id_array, cohort_settings.dataset_id, cohort_settings.table_id)
result.extend(user_result)
for data_point in user_result:
data_item = {key: data_point[key] for key in ['case_id', 'sample_id', 'aliquot_id']}
value = provider.process_data_point(data_point)
# TODO refactor missing value logic
if value is None:
value = 'NA'
data_item['value'] = value
items.append(data_item)
if not type:
type = user_provider.get_value_type()
return type, items
def from_user_feature_id(cls, feature_id):
logging.debug("UserFeatureDef.from_user_feature_id {0}".format(str([feature_id])))
# ID breakdown: Study ID:Feature ID
# Example ID: USER:1:6
regex = re_compile(
"^USER:"******"([0-9]+):"
# Feature ID
"([0-9]+)$"
)
feature_fields = regex.findall(feature_id)
if len(feature_fields) == 0:
raise FeatureNotFoundException(feature_id)
study_id, user_feature_id = feature_fields[0]
bq_id = None
shared_id = None
is_numeric = False
try:
db = sql_connection()
cursor = db.cursor(MySQLdb.cursors.DictCursor)
cursor.execute(
"""
SELECT feature_name, bq_map_id, shared_map_id, is_numeric
FROM projects_user_feature_definitions
WHERE id = %s
""",
(user_feature_id,),
)
for row in cursor.fetchall():
if row["shared_map_id"]:
shared_id = row["shared_map_id"]
bq_id = row["bq_map_id"]
is_numeric = row["is_numeric"] == 1
cursor.close()
db.close()
except Exception as e:
if db:
db.close()
if cursor:
cursor.close()
raise e
if shared_id is not None:
return cls.from_feature_id(bq_id, study_id)
if bq_id is None:
raise FeatureNotFoundException(feature_id)
# Else we're querying a very specific feature from a specific study
bq_table, column_name, symbol = cls.get_table_and_field(bq_id)
if bq_table is None or column_name is None:
raise FeatureNotFoundException(feature_id)
logging.debug("{0} {1} {2}".format(bq_table, column_name, symbol))
filters = None
if symbol is not None:
filters = {"Symbol": symbol}
return [cls(bq_table, column_name, study_id, is_numeric, filters)]
def data_access_for_plot(self, request):
""" Used by the web application."""
try:
x_id = request.x_id
y_id = request.y_id
c_id = request.c_id
logTransform = json.loads(request.log_transform)
cohort_id_array = request.cohort_id
# Check that all requested feature identifiers are valid. Do not check for y_id if it is not
# supplied in the request.
feature_ids_to_check = [x_id]
if c_id is not None:
feature_ids_to_check.append(c_id)
if y_id is not None:
feature_ids_to_check.append(y_id)
valid_features = self.get_feature_id_validity_for_array(feature_ids_to_check)
for feature_id, is_valid in valid_features:
logging.info((feature_id, is_valid))
if not is_valid:
logging.error("Invalid internal feature ID '{}'".format(feature_id))
raise NotFoundException()
# Get the project IDs these cohorts' samples come from
cohort_vals = ()
cohort_params = ""
for cohort in cohort_id_array:
cohort_params += "%s,"
cohort_vals += (cohort,)
cohort_params = cohort_params[:-1]
db = sql_connection()
cursor = db.cursor()
tcga_studies = fetch_isbcgc_project_set()
cursor.execute("SELECT DISTINCT project_id FROM cohorts_samples WHERE cohort_id IN ("+cohort_params+");",cohort_vals)
# Only samples whose source studies are TCGA studies, or extended from them, should be used
confirmed_study_ids = []
unconfirmed_study_ids = []
for row in cursor.fetchall():
if row[0] in tcga_studies:
if row[0] not in confirmed_study_ids:
confirmed_study_ids.append(row[0])
elif row[0] not in unconfirmed_study_ids:
unconfirmed_study_ids.append(row[0])
if len(unconfirmed_study_ids) > 0:
projects = Project.objects.filter(id__in=unconfirmed_study_ids)
for project in projects:
if project.get_my_root_and_depth()['root'] in tcga_studies:
confirmed_study_ids.append(project.id)
return self.get_merged_feature_vectors(x_id, y_id, c_id, cohort_id_array, logTransform, confirmed_study_ids)
except NotFoundException as nfe:
# Pass through NotFoundException so that it is not handled as Exception below.
raise nfe
except Exception as e:
logger.exception(e)
raise InternalServerErrorException()
def annotations(self, request):
"""
Returns TCGA annotations about a specific aliquot,
Takes a aliquot barcode (of length 28 *eg* TCGA-01-0628-11A-01D-0358-06) as a required parameter.
User does not need to be authenticated.
"""
cursor = None
db = None
aliquot_barcode = request.get_assigned_value('aliquot_barcode')
query_tuple = (str(aliquot_barcode),)
# check to make sure aliquot_barcode is in correct form
try:
parts = aliquot_barcode.split('-')
assert len(parts) == 7
assert len(parts[0]) == 4
assert len(parts[1]) == 2
assert len(parts[2]) == 4
assert len(parts[3]) == 3
assert len(parts[4]) in [2, 3]
assert len(parts[5]) == 4
assert len(parts[6]) == 2
except AssertionError:
raise endpoints.BadRequestException('{} is not the correct format for a aliquot barcode. '
'Aliquot barcodes must be of the form XXXX-XX-XXXX-XXX-XXX-XXXX-XX '
'or XXXX-XX-XXXX-XXX-XX-XXXX-XX.'.format(aliquot_barcode))
item_type_name = request.get_assigned_value('item_type_name')
# check to make sure each item_type_name is valid
if len(item_type_name) > 0:
for itm in item_type_name:
itm = itm.strip()
if itm.lower() not in ['patient', 'aliquot', 'analyte', 'shipped portion', 'portion', 'slide', 'sample']:
raise endpoints.BadRequestException("'{}' is not a valid entry for item_type_name. "
"Valid entries include 'Patient', 'Aliquot', 'Analyte', 'Shipped Portion', "
"'Portion', 'Slide', and 'Sample'".format(itm))
query_tuple += (itm,)
query_str = AliquotsAnnotationsQueryBuilder().build_query(item_type_name=item_type_name)
metadata_samples_query_str = AliquotsAnnotationsQueryBuilder().build_metadata_samples_query()
try:
db = sql_connection()
cursor = db.cursor(MySQLdb.cursors.DictCursor)
# build annotation message
cursor.execute(query_str, query_tuple)
rows = cursor.fetchall()
cursor.execute(metadata_samples_query_str, (str(aliquot_barcode),))
metadata_sample_rows = cursor.fetchall()
if len(rows) == 0:
cursor.close()
db.close()
if len(metadata_sample_rows) == 0:
msg = "Aliquot barcode {} not found in the database.".format(aliquot_barcode)
logger.info(msg)
else:
msg = "No annotations found for aliquot barcode {}".format(aliquot_barcode)
if item_type_name is not None:
msg += " and item type name {}. Item type name must be one of the following: " \
"'Patient', 'Aliquot', 'Analyte', 'Shipped Portion', 'Portion', 'Slide', 'Sample'.".format(item_type_name)
logger.info(msg)
raise endpoints.NotFoundException(msg)
items = []
for row in rows:
constructor_dict = build_constructor_dict_for_message(MetadataAnnotationItem(), row)
items.append(MetadataAnnotationItem(**constructor_dict))
return MetadataAnnotationList(items=items, count=len(items))
except (IndexError, TypeError), e:
logger.info("Aliquot {} not found. Error: {}".format(aliquot_barcode, e))
raise endpoints.NotFoundException("Aliquot {} not found.".format(aliquot_barcode))
def get(self, request):
"""
Given a sample barcode (of length 16, *eg* TCGA-B9-7268-01A), this endpoint returns
all available "biospecimen" information about this sample,
the associated patient barcode, a list of associated aliquots,
and a list of "data_details" blocks describing each of the data files associated with this sample
"""
cursor = None
db = None
sample_barcode = request.get_assigned_value('sample_barcode')
pipeline = request.get_assigned_value('pipeline')
platform = request.get_assigned_value('platform')
aliquot_query_str = SamplesGetQueryBuilder().build_aliquot_query(platform=platform, pipeline=pipeline)
biospecimen_query_str = SamplesGetQueryBuilder().build_biospecimen_query()
data_query_str = SamplesGetQueryBuilder().build_data_query(platform=platform, pipeline=pipeline)
patient_query_str = SamplesGetQueryBuilder().build_patient_query()
query_tuple = (str(sample_barcode),)
extra_query_tuple = query_tuple
if pipeline is not None: extra_query_tuple += (pipeline,)
if platform is not None: extra_query_tuple += (platform,)
try:
db = sql_connection()
cursor = db.cursor(MySQLdb.cursors.DictCursor)
# build biospecimen data message
cursor.execute(biospecimen_query_str, query_tuple)
row = cursor.fetchone()
if row is None:
cursor.close()
db.close()
error_message = "Sample barcode {} not found in metadata_biospecimen table.".format(sample_barcode)
raise endpoints.NotFoundException(error_message)
constructor_dict = build_constructor_dict_for_message(MetadataItem(), row)
biospecimen_data_item = MetadataItem(**constructor_dict)
# get list of aliquots
cursor.execute(aliquot_query_str, extra_query_tuple)
aliquot_list = [row['AliquotBarcode'] for row in cursor.fetchall()]
# get patient barcode (superfluous?)
cursor.execute(patient_query_str, query_tuple)
row = cursor.fetchone()
patient_barcode = str(row["case_barcode"])
# prepare to build list of data details messages
cursor.execute(data_query_str, extra_query_tuple)
cursor_rows = cursor.fetchall()
# update every dictionary in cursor_rows to contain the full cloud_storage_path for each sample
bad_repo_count, bad_repo_set = \
CohortsSamplesFilesMessageBuilder().get_GCS_file_paths_and_bad_repos(cursor_rows)
if bad_repo_count > 0:
logger.warn("not returning {count} row(s) in sample_details due to repositories: {bad_repo_list}"
.format(count=bad_repo_count, bad_repo_list=list(bad_repo_set)))
# build a data details message for each row returned from metadata_data table
data_details_list = []
for row in cursor_rows:
constructor_dict = build_constructor_dict_for_message(DataDetails(), row)
data_details_item = DataDetails(**constructor_dict)
data_details_list.append(data_details_item)
if bad_repo_count > 0:
logger.warn("not returning {count} row(s) in sample_details due to repositories: {bad_repo_list}"
.format(count=bad_repo_count, bad_repo_list=list(bad_repo_set)))
return SampleDetails(aliquots=aliquot_list,
biospecimen_data=biospecimen_data_item,
data_details=data_details_list,
data_details_count=len(data_details_list),
patient=patient_barcode)
except (IndexError, TypeError) as e:
logger.info("Sample details for barcode {} not found. Error: {}".format(sample_barcode, e))
raise endpoints.NotFoundException(
"Sample details for barcode {} not found.".format(sample_barcode))
except MySQLdb.ProgrammingError as e:
logger.warn(e)
raise endpoints.BadRequestException("Error retrieving biospecimen, patient, or other data. {}".format(e))
finally:
if cursor: cursor.close()
if db and db.open: db.close()