441 lines
16 KiB
Python
441 lines
16 KiB
Python
import falcon
|
|
import simplejson as json
|
|
import mysql.connector
|
|
import config
|
|
import uuid
|
|
from core.useractivity import user_logger, access_control
|
|
|
|
|
|
class SensorCollection:
|
|
@staticmethod
|
|
def __init__():
|
|
""""Initializes SensorCollection"""
|
|
pass
|
|
|
|
@staticmethod
|
|
def on_options(req, resp):
|
|
resp.status = falcon.HTTP_200
|
|
|
|
@staticmethod
|
|
def on_get(req, resp):
|
|
cnx = mysql.connector.connect(**config.myems_system_db)
|
|
cursor = cnx.cursor(dictionary=True)
|
|
|
|
query = (" SELECT id, name, uuid, description "
|
|
" FROM tbl_sensors "
|
|
" ORDER BY id ")
|
|
cursor.execute(query)
|
|
rows_sensors = cursor.fetchall()
|
|
|
|
result = list()
|
|
if rows_sensors is not None and len(rows_sensors) > 0:
|
|
for row in rows_sensors:
|
|
meta_result = {"id": row['id'],
|
|
"name": row['name'],
|
|
"uuid": row['uuid'],
|
|
"description": row['description']}
|
|
result.append(meta_result)
|
|
|
|
cursor.close()
|
|
cnx.close()
|
|
resp.text = json.dumps(result)
|
|
|
|
@staticmethod
|
|
@user_logger
|
|
def on_post(req, resp):
|
|
"""Handles POST requests"""
|
|
access_control(req)
|
|
try:
|
|
raw_json = req.stream.read().decode('utf-8')
|
|
except Exception as ex:
|
|
raise falcon.HTTPError(falcon.HTTP_400, title='API.ERROR', description=ex)
|
|
|
|
new_values = json.loads(raw_json)
|
|
|
|
if 'name' not in new_values['data'].keys() or \
|
|
not isinstance(new_values['data']['name'], str) or \
|
|
len(str.strip(new_values['data']['name'])) == 0:
|
|
raise falcon.HTTPError(falcon.HTTP_400, title='API.BAD_REQUEST',
|
|
description='API.INVALID_SENSOR_NAME')
|
|
name = str.strip(new_values['data']['name'])
|
|
|
|
if 'description' in new_values['data'].keys() and \
|
|
new_values['data']['description'] is not None and \
|
|
len(str(new_values['data']['description'])) > 0:
|
|
description = str.strip(new_values['data']['description'])
|
|
else:
|
|
description = None
|
|
|
|
cnx = mysql.connector.connect(**config.myems_system_db)
|
|
cursor = cnx.cursor()
|
|
|
|
cursor.execute(" SELECT name "
|
|
" FROM tbl_sensors "
|
|
" WHERE name = %s ", (name,))
|
|
if cursor.fetchone() is not None:
|
|
cursor.close()
|
|
cnx.close()
|
|
raise falcon.HTTPError(falcon.HTTP_404, title='API.BAD_REQUEST',
|
|
description='API.SENSOR_NAME_IS_ALREADY_IN_USE')
|
|
|
|
add_values = (" INSERT INTO tbl_sensors "
|
|
" (name, uuid, description) "
|
|
" VALUES (%s, %s, %s) ")
|
|
cursor.execute(add_values, (name,
|
|
str(uuid.uuid4()),
|
|
description))
|
|
new_id = cursor.lastrowid
|
|
cnx.commit()
|
|
cursor.close()
|
|
cnx.close()
|
|
|
|
resp.status = falcon.HTTP_201
|
|
resp.location = '/sensors/' + str(new_id)
|
|
|
|
|
|
class SensorItem:
|
|
@staticmethod
|
|
def __init__():
|
|
""""Initializes SensorItem"""
|
|
pass
|
|
|
|
@staticmethod
|
|
def on_options(req, resp, id_):
|
|
resp.status = falcon.HTTP_200
|
|
|
|
@staticmethod
|
|
def on_get(req, resp, id_):
|
|
if not id_.isdigit() or int(id_) <= 0:
|
|
raise falcon.HTTPError(falcon.HTTP_400, title='API.BAD_REQUEST',
|
|
description='API.INVALID_SENSOR_ID')
|
|
|
|
cnx = mysql.connector.connect(**config.myems_system_db)
|
|
cursor = cnx.cursor(dictionary=True)
|
|
|
|
query = (" SELECT id, name, uuid, description "
|
|
" FROM tbl_sensors "
|
|
" WHERE id = %s ")
|
|
cursor.execute(query, (id_,))
|
|
row = cursor.fetchone()
|
|
cursor.close()
|
|
cnx.close()
|
|
|
|
if row is None:
|
|
raise falcon.HTTPError(falcon.HTTP_404, title='API.NOT_FOUND',
|
|
description='API.SENSOR_NOT_FOUND')
|
|
else:
|
|
meta_result = {"id": row['id'],
|
|
"name": row['name'],
|
|
"uuid": row['uuid'],
|
|
"description": row['description']}
|
|
|
|
resp.text = json.dumps(meta_result)
|
|
|
|
@staticmethod
|
|
@user_logger
|
|
def on_delete(req, resp, id_):
|
|
access_control(req)
|
|
if not id_.isdigit() or int(id_) <= 0:
|
|
raise falcon.HTTPError(falcon.HTTP_400, title='API.BAD_REQUEST',
|
|
description='API.INVALID_SENSOR_ID')
|
|
|
|
cnx = mysql.connector.connect(**config.myems_system_db)
|
|
cursor = cnx.cursor()
|
|
|
|
cursor.execute(" SELECT name "
|
|
" FROM tbl_sensors "
|
|
" WHERE id = %s ", (id_,))
|
|
if cursor.fetchone() is None:
|
|
cursor.close()
|
|
cnx.close()
|
|
raise falcon.HTTPError(falcon.HTTP_404, title='API.NOT_FOUND',
|
|
description='API.SENSOR_NOT_FOUND')
|
|
|
|
# check relation with spaces
|
|
cursor.execute(" SELECT id "
|
|
" FROM tbl_spaces_sensors "
|
|
" WHERE sensor_id = %s ", (id_,))
|
|
rows_spaces = cursor.fetchall()
|
|
if rows_spaces is not None and len(rows_spaces) > 0:
|
|
cursor.close()
|
|
cnx.close()
|
|
raise falcon.HTTPError(falcon.HTTP_400,
|
|
title='API.BAD_REQUEST',
|
|
description='API.THERE_IS_RELATION_WITH_SPACES')
|
|
|
|
# check relation with tenants
|
|
cursor.execute(" SELECT id "
|
|
" FROM tbl_tenants_sensors "
|
|
" WHERE sensor_id = %s ", (id_,))
|
|
rows_tenants = cursor.fetchall()
|
|
if rows_tenants is not None and len(rows_tenants) > 0:
|
|
cursor.close()
|
|
cnx.close()
|
|
raise falcon.HTTPError(falcon.HTTP_400,
|
|
title='API.BAD_REQUEST',
|
|
description='API.THERE_IS_RELATION_WITH_TENANTS')
|
|
|
|
# check relation with stores
|
|
cursor.execute(" SELECT store_id "
|
|
" FROM tbl_stores_sensors "
|
|
" WHERE sensor_id = %s ", (id_,))
|
|
rows_stores = cursor.fetchall()
|
|
if rows_stores is not None and len(rows_stores) > 0:
|
|
cursor.close()
|
|
cnx.close()
|
|
raise falcon.HTTPError(falcon.HTTP_400,
|
|
title='API.BAD_REQUEST',
|
|
description='API.THERE_IS_RELATION_WITH_STORES')
|
|
|
|
# check relation with points
|
|
cursor.execute(" SELECT id "
|
|
" FROM tbl_sensors_points "
|
|
" WHERE sensor_id = %s ", (id_,))
|
|
rows_points = cursor.fetchall()
|
|
if rows_points is not None and len(rows_points) > 0:
|
|
cursor.close()
|
|
cnx.close()
|
|
raise falcon.HTTPError(falcon.HTTP_400,
|
|
title='API.BAD_REQUEST',
|
|
description='API.THERE_IS_RELATION_WITH_POINTS')
|
|
|
|
cursor.execute(" DELETE FROM tbl_sensors WHERE id = %s ", (id_,))
|
|
cnx.commit()
|
|
|
|
cursor.close()
|
|
cnx.close()
|
|
|
|
resp.status = falcon.HTTP_204
|
|
|
|
@staticmethod
|
|
@user_logger
|
|
def on_put(req, resp, id_):
|
|
"""Handles PUT requests"""
|
|
access_control(req)
|
|
try:
|
|
raw_json = req.stream.read().decode('utf-8')
|
|
except Exception as ex:
|
|
raise falcon.HTTPError(falcon.HTTP_400, title='API.EXCEPTION', description=ex)
|
|
|
|
if not id_.isdigit() or int(id_) <= 0:
|
|
raise falcon.HTTPError(falcon.HTTP_400, title='API.BAD_REQUEST',
|
|
description='API.INVALID_SENSOR_ID')
|
|
|
|
new_values = json.loads(raw_json)
|
|
|
|
if 'name' not in new_values['data'].keys() or \
|
|
not isinstance(new_values['data']['name'], str) or \
|
|
len(str.strip(new_values['data']['name'])) == 0:
|
|
raise falcon.HTTPError(falcon.HTTP_400, title='API.BAD_REQUEST',
|
|
description='API.INVALID_SENSOR_NAME')
|
|
name = str.strip(new_values['data']['name'])
|
|
|
|
if 'description' in new_values['data'].keys() and \
|
|
new_values['data']['description'] is not None and \
|
|
len(str(new_values['data']['description'])) > 0:
|
|
description = str.strip(new_values['data']['description'])
|
|
else:
|
|
description = None
|
|
|
|
cnx = mysql.connector.connect(**config.myems_system_db)
|
|
cursor = cnx.cursor()
|
|
|
|
cursor.execute(" SELECT name "
|
|
" FROM tbl_sensors "
|
|
" WHERE id = %s ", (id_,))
|
|
if cursor.fetchone() is None:
|
|
cursor.close()
|
|
cnx.close()
|
|
raise falcon.HTTPError(falcon.HTTP_404, title='API.NOT_FOUND',
|
|
description='API.SENSOR_NOT_FOUND')
|
|
|
|
cursor.execute(" SELECT name "
|
|
" FROM tbl_sensors "
|
|
" WHERE name = %s AND id != %s ", (name, id_))
|
|
if cursor.fetchone() is not None:
|
|
cursor.close()
|
|
cnx.close()
|
|
raise falcon.HTTPError(falcon.HTTP_404, title='API.BAD_REQUEST',
|
|
description='API.SENSOR_NAME_IS_ALREADY_IN_USE')
|
|
|
|
update_row = (" UPDATE tbl_sensors "
|
|
" SET name = %s, description = %s "
|
|
" WHERE id = %s ")
|
|
cursor.execute(update_row, (name,
|
|
description,
|
|
id_,))
|
|
cnx.commit()
|
|
|
|
cursor.close()
|
|
cnx.close()
|
|
|
|
resp.status = falcon.HTTP_200
|
|
|
|
|
|
class SensorPointCollection:
|
|
@staticmethod
|
|
def __init__():
|
|
""""Initializes SensorPointCollection"""
|
|
pass
|
|
|
|
@staticmethod
|
|
def on_options(req, resp, id_):
|
|
resp.status = falcon.HTTP_200
|
|
|
|
@staticmethod
|
|
def on_get(req, resp, id_):
|
|
if not id_.isdigit() or int(id_) <= 0:
|
|
raise falcon.HTTPError(falcon.HTTP_400, title='API.BAD_REQUEST',
|
|
description='API.INVALID_SENSOR_ID')
|
|
|
|
cnx = mysql.connector.connect(**config.myems_system_db)
|
|
cursor = cnx.cursor()
|
|
|
|
cursor.execute(" SELECT name "
|
|
" FROM tbl_sensors "
|
|
" WHERE id = %s ", (id_,))
|
|
if cursor.fetchone() is None:
|
|
cursor.close()
|
|
cnx.close()
|
|
raise falcon.HTTPError(falcon.HTTP_404, title='API.NOT_FOUND',
|
|
description='API.SENSOR_NOT_FOUND')
|
|
|
|
query = (" SELECT p.id, p.name, "
|
|
" ds.id, ds.name, ds.uuid, "
|
|
" p.address "
|
|
" FROM tbl_points p, tbl_sensors_points sp, tbl_data_sources ds "
|
|
" WHERE sp.sensor_id = %s AND p.id = sp.point_id AND p.data_source_id = ds.id "
|
|
" ORDER BY p.name ")
|
|
cursor.execute(query, (id_,))
|
|
rows = cursor.fetchall()
|
|
|
|
result = list()
|
|
if rows is not None and len(rows) > 0:
|
|
for row in rows:
|
|
meta_result = {"id": row[0], "name": row[1],
|
|
"data_source": {"id": row[2], "name": row[3], "uuid": row[4]},
|
|
"address": row[5]}
|
|
result.append(meta_result)
|
|
|
|
resp.text = json.dumps(result)
|
|
|
|
@staticmethod
|
|
@user_logger
|
|
def on_post(req, resp, id_):
|
|
"""Handles POST requests"""
|
|
access_control(req)
|
|
try:
|
|
raw_json = req.stream.read().decode('utf-8')
|
|
except Exception as ex:
|
|
raise falcon.HTTPError(falcon.HTTP_400, title='API.EXCEPTION', description=ex)
|
|
|
|
if not id_.isdigit() or int(id_) <= 0:
|
|
raise falcon.HTTPError(falcon.HTTP_400, title='API.BAD_REQUEST',
|
|
description='API.INVALID_SENSOR_ID')
|
|
|
|
new_values = json.loads(raw_json)
|
|
|
|
cnx = mysql.connector.connect(**config.myems_system_db)
|
|
cursor = cnx.cursor()
|
|
|
|
cursor.execute(" SELECT name "
|
|
" from tbl_sensors "
|
|
" WHERE id = %s ", (id_,))
|
|
if cursor.fetchone() is None:
|
|
cursor.close()
|
|
cnx.close()
|
|
raise falcon.HTTPError(falcon.HTTP_404, title='API.NOT_FOUND',
|
|
description='API.SENSOR_NOT_FOUND')
|
|
|
|
cursor.execute(" SELECT name "
|
|
" FROM tbl_points "
|
|
" WHERE id = %s ", (new_values['data']['point_id'],))
|
|
if cursor.fetchone() is None:
|
|
cursor.close()
|
|
cnx.close()
|
|
raise falcon.HTTPError(falcon.HTTP_404, title='API.NOT_FOUND',
|
|
description='API.POINT_NOT_FOUND')
|
|
|
|
query = (" SELECT id "
|
|
" FROM tbl_sensors_points "
|
|
" WHERE sensor_id = %s AND point_id = %s")
|
|
cursor.execute(query, (id_, new_values['data']['point_id'],))
|
|
if cursor.fetchone() is not None:
|
|
cursor.close()
|
|
cnx.close()
|
|
raise falcon.HTTPError(falcon.HTTP_400, title='API.ERROR',
|
|
description='API.SENSOR_POINT_RELATION_EXISTS')
|
|
|
|
add_row = (" INSERT INTO tbl_sensors_points (sensor_id, point_id) "
|
|
" VALUES (%s, %s) ")
|
|
cursor.execute(add_row, (id_, new_values['data']['point_id'],))
|
|
new_id = cursor.lastrowid
|
|
cnx.commit()
|
|
cursor.close()
|
|
cnx.close()
|
|
|
|
resp.status = falcon.HTTP_201
|
|
resp.location = '/sensors/' + str(id_) + '/points/' + str(new_values['data']['point_id'])
|
|
|
|
|
|
class SensorPointItem:
|
|
@staticmethod
|
|
def __init__():
|
|
""""Initializes SensorPointItem"""
|
|
pass
|
|
|
|
@staticmethod
|
|
def on_options(req, resp, id_, pid):
|
|
resp.status = falcon.HTTP_200
|
|
|
|
@staticmethod
|
|
@user_logger
|
|
def on_delete(req, resp, id_, pid):
|
|
access_control(req)
|
|
if not id_.isdigit() or int(id_) <= 0:
|
|
raise falcon.HTTPError(falcon.HTTP_400, title='API.BAD_REQUEST',
|
|
description='API.INVALID_SENSOR_ID')
|
|
|
|
if not pid.isdigit() or int(pid) <= 0:
|
|
raise falcon.HTTPError(falcon.HTTP_400, title='API.BAD_REQUEST',
|
|
description='API.INVALID_POINT_ID')
|
|
|
|
cnx = mysql.connector.connect(**config.myems_system_db)
|
|
cursor = cnx.cursor()
|
|
|
|
cursor.execute(" SELECT name "
|
|
" FROM tbl_sensors "
|
|
" WHERE id = %s ", (id_,))
|
|
if cursor.fetchone() is None:
|
|
cursor.close()
|
|
cnx.close()
|
|
raise falcon.HTTPError(falcon.HTTP_404, title='API.NOT_FOUND',
|
|
description='API.SENSOR_NOT_FOUND')
|
|
|
|
cursor.execute(" SELECT name "
|
|
" FROM tbl_points "
|
|
" WHERE id = %s ", (pid,))
|
|
if cursor.fetchone() is None:
|
|
cursor.close()
|
|
cnx.close()
|
|
raise falcon.HTTPError(falcon.HTTP_404, title='API.NOT_FOUND',
|
|
description='API.POINT_NOT_FOUND')
|
|
|
|
cursor.execute(" SELECT id "
|
|
" FROM tbl_sensors_points "
|
|
" WHERE sensor_id = %s AND point_id = %s ", (id_, pid))
|
|
if cursor.fetchone() is None:
|
|
cursor.close()
|
|
cnx.close()
|
|
raise falcon.HTTPError(falcon.HTTP_404, title='API.NOT_FOUND',
|
|
description='API.SENSOR_POINT_RELATION_NOT_FOUND')
|
|
|
|
cursor.execute(" DELETE FROM tbl_sensors_points WHERE sensor_id = %s AND point_id = %s ", (id_, pid))
|
|
cnx.commit()
|
|
|
|
cursor.close()
|
|
cnx.close()
|
|
|
|
resp.status = falcon.HTTP_204
|
|
|