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import uuid |
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from datetime import datetime, timedelta |
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import falcon |
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import mysql.connector |
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import simplejson as json |
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from core.useractivity import user_logger, admin_control, access_control, api_key_control |
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import config |
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class VirtualMeterCollection: |
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""" |
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Virtual Meter Collection Resource |
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This class handles CRUD operations for virtual meter collection. |
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It provides endpoints for listing all virtual meters and creating new virtual meters. |
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Virtual meters are calculated meters that derive their values from other meters. |
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""" |
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def __init__(self): |
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"""Initialize VirtualMeterCollection""" |
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pass |
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@staticmethod |
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def on_options(req, resp): |
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"""Handle OPTIONS requests for CORS preflight""" |
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_ = req |
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resp.status = falcon.HTTP_200 |
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@staticmethod |
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def on_get(req, resp): |
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if 'API-KEY' not in req.headers or \ |
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not isinstance(req.headers['API-KEY'], str) or \ |
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len(str.strip(req.headers['API-KEY'])) == 0: |
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access_control(req) |
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else: |
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api_key_control(req) |
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search_query = req.get_param('q', default=None) |
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if search_query is not None: |
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search_query = search_query.strip() |
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else: |
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search_query = '' |
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cnx = mysql.connector.connect(**config.myems_system_db) |
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cursor = cnx.cursor() |
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query = (" SELECT id, name, uuid " |
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" FROM tbl_energy_categories ") |
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cursor.execute(query) |
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rows_energy_categories = cursor.fetchall() |
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energy_category_dict = dict() |
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if rows_energy_categories is not None and len(rows_energy_categories) > 0: |
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for row in rows_energy_categories: |
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energy_category_dict[row[0]] = {"id": row[0], |
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"name": row[1], |
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"uuid": row[2]} |
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query = (" SELECT id, name, uuid " |
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" FROM tbl_energy_items ") |
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cursor.execute(query) |
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rows_energy_items = cursor.fetchall() |
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energy_item_dict = dict() |
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if rows_energy_items is not None and len(rows_energy_items) > 0: |
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for row in rows_energy_items: |
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energy_item_dict[row[0]] = {"id": row[0], |
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"name": row[1], |
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"uuid": row[2]} |
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query = (" SELECT id, name, uuid " |
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" FROM tbl_cost_centers ") |
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cursor.execute(query) |
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rows_cost_centers = cursor.fetchall() |
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cost_center_dict = dict() |
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if rows_cost_centers is not None and len(rows_cost_centers) > 0: |
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for row in rows_cost_centers: |
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cost_center_dict[row[0]] = {"id": row[0], |
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"name": row[1], |
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"uuid": row[2]} |
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query = (" SELECT id, name, uuid, equation, energy_category_id, is_counted, cost_center_id, " |
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" energy_item_id, description " |
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" FROM tbl_virtual_meters " ) |
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params = [] |
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if search_query: |
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query += " WHERE name LIKE %s OR description LIKE %s " |
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params = [f'%{search_query}%', f'%{search_query}%'] |
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query += " ORDER BY id " |
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cursor.execute(query,params) |
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rows_virtual_meters = cursor.fetchall() |
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result = list() |
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if rows_virtual_meters is not None and len(rows_virtual_meters) > 0: |
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for row in rows_virtual_meters: |
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meta_result = {"id": row[0], |
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"name": row[1], |
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"uuid": row[2], |
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"equation": row[3], |
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"energy_category": energy_category_dict.get(row[4], None), |
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"is_counted": True if row[5] else False, |
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"cost_center": cost_center_dict.get(row[6], None), |
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"energy_item": energy_item_dict.get(row[7], None), |
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"description": row[8], |
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"expression": {}} |
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expression = dict() |
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if meta_result["equation"] is not None: |
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expression = {'equation': meta_result["equation"], 'variables': []} |
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query_variables = (" SELECT v.id, v.name, v.meter_type, v.meter_id " |
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" FROM tbl_virtual_meters vm, tbl_variables v " |
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" WHERE vm.id = %s AND v.virtual_meter_id = vm.id " |
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" ORDER BY SUBSTRING(v.name, 2, 10) + 0 ") |
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cursor.execute(query_variables, (meta_result['id'],)) |
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rows_variables = cursor.fetchall() |
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if rows_variables is not None: |
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for row_variable in rows_variables: |
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if row_variable[2].lower() == 'meter': |
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query_meter = (" SELECT m.name " |
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" FROM tbl_meters m " |
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" WHERE m.id = %s ") |
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cursor.execute(query_meter, (row_variable[3],)) |
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row_meter = cursor.fetchone() |
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if row_meter is not None: |
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expression['variables'].append({'id': row_variable[0], |
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'name': row_variable[1], |
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'meter_type': row_variable[2], |
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'meter_id': row_variable[3], |
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'meter_name': row_meter[0]}) |
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elif row_variable[2].lower() == 'offline_meter': |
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query_meter = (" SELECT m.name " |
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" FROM tbl_offline_meters m " |
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" WHERE m.id = %s ") |
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cursor.execute(query_meter, (row_variable[3],)) |
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row_meter = cursor.fetchone() |
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if row_meter is not None: |
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expression['variables'].append({'id': row_variable[0], |
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'name': row_variable[1], |
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'meter_type': row_variable[2], |
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'meter_id': row_variable[3], |
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'meter_name': row_meter[0]}) |
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elif row_variable[2].lower() == 'virtual_meter': |
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query_meter = (" SELECT m.name " |
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" FROM tbl_virtual_meters m " |
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" WHERE m.id = %s ") |
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cursor.execute(query_meter, (row_variable[3],)) |
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row_meter = cursor.fetchone() |
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if row_meter is not None: |
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expression['variables'].append({'id': row_variable[0], |
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'name': row_variable[1], |
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'meter_type': row_variable[2], |
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'meter_id': row_variable[3], |
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'meter_name': row_meter[0]}) |
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meta_result['expression'] = expression |
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result.append(meta_result) |
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cursor.close() |
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cnx.close() |
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resp.text = json.dumps(result) |
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@staticmethod |
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@user_logger |
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def on_post(req, resp): |
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"""Handles POST requests""" |
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admin_control(req) |
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try: |
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raw_json = req.stream.read().decode('utf-8') |
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except Exception as ex: |
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print(str(ex)) |
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raise falcon.HTTPError(status=falcon.HTTP_400, |
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title='API.BAD_REQUEST', |
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description='API.FAILED_TO_READ_REQUEST_STREAM') |
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new_values = json.loads(raw_json) |
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if 'name' not in new_values['data'].keys() or \ |
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not isinstance(new_values['data']['name'], str) or \ |
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len(str.strip(new_values['data']['name'])) == 0: |
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raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
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description='API.INVALID_VIRTUAL_METER_NAME') |
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name = str.strip(new_values['data']['name']) |
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if 'energy_category_id' not in new_values['data'].keys() or new_values['data']['energy_category_id'] <= 0: |
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raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
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description='API.INVALID_ENERGY_CATEGORY_ID') |
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energy_category_id = new_values['data']['energy_category_id'] |
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if 'is_counted' not in new_values['data'].keys() or not isinstance(new_values['data']['is_counted'], bool): |
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raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
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description='API.INVALID_IS_COUNTED_VALUE') |
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is_counted = new_values['data']['is_counted'] |
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if 'cost_center_id' not in new_values['data'].keys() or \ |
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not isinstance(new_values['data']['cost_center_id'], int) or \ |
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new_values['data']['cost_center_id'] <= 0: |
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raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
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description='API.INVALID_COST_CENTER_ID') |
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cost_center_id = new_values['data']['cost_center_id'] |
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if 'energy_item_id' in new_values['data'].keys() and \ |
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new_values['data']['energy_item_id'] is not None: |
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if not isinstance(new_values['data']['energy_item_id'], int) or \ |
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new_values['data']['energy_item_id'] <= 0: |
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raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
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description='API.INVALID_ENERGY_ITEM_ID') |
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energy_item_id = new_values['data']['energy_item_id'] |
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else: |
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energy_item_id = None |
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if 'description' in new_values['data'].keys() and \ |
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new_values['data']['description'] is not None and \ |
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len(str(new_values['data']['description'])) > 0: |
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description = str.strip(new_values['data']['description']) |
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else: |
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description = None |
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if 'expression' not in new_values['data'].keys(): |
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raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
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description='API.INVALID_EXPRESSION_OBJECT') |
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if 'equation' not in new_values['data']['expression'].keys() \ |
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or len(new_values['data']['expression']['equation']) == 0: |
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raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
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description='API.INVALID_EQUATION_IN_EXPRESSION') |
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# todo: validate equation with more rules |
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if 'variables' not in new_values['data']['expression'].keys() \ |
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or len(new_values['data']['expression']['variables']) == 0: |
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raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
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description='API.EMPTY_VARIABLES_ARRAY') |
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for variable in new_values['data']['expression']['variables']: |
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if 'name' not in variable.keys() or \ |
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len(variable['name']) == 0: |
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raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
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description='API.INVALID_VARIABLE_NAME') |
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if 'meter_type' not in variable.keys() or \ |
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len(variable['meter_type']) == 0 or \ |
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variable['meter_type'].lower() not in ['meter', 'offline_meter', 'virtual_meter']: |
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raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
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description='API.INVALID_VARIABLE_METER_TYPE') |
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if 'meter_id' not in variable.keys() or \ |
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variable['meter_id'] <= 0: |
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raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
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description='API.INVALID_VARIABLE_METER_ID') |
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cnx = mysql.connector.connect(**config.myems_system_db) |
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cursor = cnx.cursor() |
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254
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cursor.execute(" SELECT name " |
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" FROM tbl_virtual_meters " |
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" WHERE name = %s ", (name,)) |
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if cursor.fetchone() is not None: |
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cursor.close() |
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cnx.close() |
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raise falcon.HTTPError(status=falcon.HTTP_400, title='API.NOT_FOUND', |
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description='API.VIRTUAL_METER_NAME_IS_ALREADY_IN_USE') |
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263
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cursor.execute(" SELECT name " |
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" FROM tbl_energy_categories " |
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" WHERE id = %s ", |
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(energy_category_id,)) |
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if cursor.fetchone() is None: |
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cursor.close() |
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cnx.close() |
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270
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raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND', |
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description='API.ENERGY_CATEGORY_NOT_FOUND') |
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273
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cursor.execute(" SELECT name " |
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" FROM tbl_cost_centers " |
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" WHERE id = %s ", |
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(new_values['data']['cost_center_id'],)) |
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row = cursor.fetchone() |
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if row is None: |
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cursor.close() |
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280
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cnx.close() |
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281
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raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND', |
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282
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description='API.COST_CENTER_NOT_FOUND') |
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284
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View Code Duplication |
if energy_item_id is not None: |
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285
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cursor.execute(" SELECT name, energy_category_id " |
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286
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" FROM tbl_energy_items " |
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287
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" WHERE id = %s ", |
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288
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(new_values['data']['energy_item_id'],)) |
|
289
|
|
|
row = cursor.fetchone() |
|
290
|
|
|
if row is None: |
|
291
|
|
|
cursor.close() |
|
292
|
|
|
cnx.close() |
|
293
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND', |
|
294
|
|
|
description='API.ENERGY_ITEM_NOT_FOUND') |
|
295
|
|
|
else: |
|
296
|
|
|
if row[1] != energy_category_id: |
|
297
|
|
|
cursor.close() |
|
298
|
|
|
cnx.close() |
|
299
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_404, title='API.BAD_REQUEST', |
|
300
|
|
|
description='API.ENERGY_ITEM_IS_NOT_BELONG_TO_ENERGY_CATEGORY') |
|
301
|
|
|
|
|
302
|
|
|
for variable in new_values['data']['expression']['variables']: |
|
303
|
|
View Code Duplication |
if variable['meter_type'].lower() == 'meter': |
|
|
|
|
|
|
304
|
|
|
cursor.execute(" SELECT name " |
|
305
|
|
|
" FROM tbl_meters " |
|
306
|
|
|
" WHERE id = %s ", (variable['meter_id'],)) |
|
307
|
|
|
if cursor.fetchone() is None: |
|
308
|
|
|
cursor.close() |
|
309
|
|
|
cnx.close() |
|
310
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_404, |
|
311
|
|
|
title='API.NOT_FOUND', |
|
312
|
|
|
description='API.METER_OF_VARIABLE_NOT_FOUND') |
|
313
|
|
|
elif variable['meter_type'].lower() == 'offline_meter': |
|
314
|
|
|
cursor.execute(" SELECT name " |
|
315
|
|
|
" FROM tbl_offline_meters " |
|
316
|
|
|
" WHERE id = %s ", (variable['meter_id'],)) |
|
317
|
|
|
if cursor.fetchone() is None: |
|
318
|
|
|
cursor.close() |
|
319
|
|
|
cnx.close() |
|
320
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_404, |
|
321
|
|
|
title='API.NOT_FOUND', |
|
322
|
|
|
description='API.OFFLINE_METER_OF_VARIABLE_NOT_FOUND') |
|
323
|
|
|
elif variable['meter_type'].lower() == 'virtual_meter': |
|
324
|
|
|
cursor.execute(" SELECT name " |
|
325
|
|
|
" FROM tbl_virtual_meters " |
|
326
|
|
|
" WHERE id = %s ", (variable['meter_id'],)) |
|
327
|
|
|
if cursor.fetchone() is None: |
|
328
|
|
|
cursor.close() |
|
329
|
|
|
cnx.close() |
|
330
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_404, |
|
331
|
|
|
title='API.NOT_FOUND', |
|
332
|
|
|
description='API.VIRTUAL_METER_OF_VARIABLE_NOT_FOUND') |
|
333
|
|
|
|
|
334
|
|
|
add_values = (" INSERT INTO tbl_virtual_meters " |
|
335
|
|
|
" (name, uuid, equation, energy_category_id, is_counted, " |
|
336
|
|
|
" cost_center_id, energy_item_id, description) " |
|
337
|
|
|
" VALUES (%s, %s, %s, %s, %s, %s, %s, %s) ") |
|
338
|
|
|
cursor.execute(add_values, (name, |
|
339
|
|
|
str(uuid.uuid4()), |
|
340
|
|
|
new_values['data']['expression']['equation'].lower(), |
|
341
|
|
|
energy_category_id, |
|
342
|
|
|
is_counted, |
|
343
|
|
|
cost_center_id, |
|
344
|
|
|
energy_item_id, |
|
345
|
|
|
description)) |
|
346
|
|
|
new_id = cursor.lastrowid |
|
347
|
|
|
cnx.commit() |
|
348
|
|
|
|
|
349
|
|
|
# add variables |
|
350
|
|
|
for variable in new_values['data']['expression']['variables']: |
|
351
|
|
|
add_values = (" INSERT INTO tbl_variables (name, virtual_meter_id, meter_type, meter_id) " |
|
352
|
|
|
" VALUES (%s, %s, %s, %s) ") |
|
353
|
|
|
cursor.execute(add_values, (variable['name'].lower(), |
|
354
|
|
|
new_id, |
|
355
|
|
|
variable['meter_type'], |
|
356
|
|
|
variable['meter_id'],)) |
|
357
|
|
|
cnx.commit() |
|
358
|
|
|
|
|
359
|
|
|
cursor.close() |
|
360
|
|
|
cnx.close() |
|
361
|
|
|
|
|
362
|
|
|
resp.status = falcon.HTTP_201 |
|
363
|
|
|
resp.location = '/virtualmeters/' + str(new_id) |
|
364
|
|
|
|
|
365
|
|
|
|
|
366
|
|
|
class VirtualMeterItem: |
|
367
|
|
|
def __init__(self): |
|
368
|
|
|
pass |
|
369
|
|
|
|
|
370
|
|
|
@staticmethod |
|
371
|
|
|
def on_options(req, resp, id_): |
|
372
|
|
|
_ = req |
|
373
|
|
|
resp.status = falcon.HTTP_200 |
|
374
|
|
|
_ = id_ |
|
375
|
|
|
|
|
376
|
|
View Code Duplication |
@staticmethod |
|
|
|
|
|
|
377
|
|
|
def on_get(req, resp, id_): |
|
378
|
|
|
if 'API-KEY' not in req.headers or \ |
|
379
|
|
|
not isinstance(req.headers['API-KEY'], str) or \ |
|
380
|
|
|
len(str.strip(req.headers['API-KEY'])) == 0: |
|
381
|
|
|
access_control(req) |
|
382
|
|
|
else: |
|
383
|
|
|
api_key_control(req) |
|
384
|
|
|
if not id_.isdigit() or int(id_) <= 0: |
|
385
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
|
386
|
|
|
description='API.INVALID_VIRTUAL_METER_ID') |
|
387
|
|
|
|
|
388
|
|
|
cnx = mysql.connector.connect(**config.myems_system_db) |
|
389
|
|
|
cursor = cnx.cursor() |
|
390
|
|
|
|
|
391
|
|
|
query = (" SELECT id, name, uuid " |
|
392
|
|
|
" FROM tbl_energy_categories ") |
|
393
|
|
|
cursor.execute(query) |
|
394
|
|
|
rows_energy_categories = cursor.fetchall() |
|
395
|
|
|
|
|
396
|
|
|
energy_category_dict = dict() |
|
397
|
|
|
if rows_energy_categories is not None and len(rows_energy_categories) > 0: |
|
398
|
|
|
for row in rows_energy_categories: |
|
399
|
|
|
energy_category_dict[row[0]] = {"id": row[0], |
|
400
|
|
|
"name": row[1], |
|
401
|
|
|
"uuid": row[2]} |
|
402
|
|
|
|
|
403
|
|
|
query = (" SELECT id, name, uuid, energy_category_id " |
|
404
|
|
|
" FROM tbl_energy_items ") |
|
405
|
|
|
cursor.execute(query) |
|
406
|
|
|
rows_energy_items = cursor.fetchall() |
|
407
|
|
|
|
|
408
|
|
|
energy_item_dict = dict() |
|
409
|
|
|
if rows_energy_items is not None and len(rows_energy_items) > 0: |
|
410
|
|
|
for row in rows_energy_items: |
|
411
|
|
|
energy_item_dict[row[0]] = {"id": row[0], |
|
412
|
|
|
"name": row[1], |
|
413
|
|
|
"uuid": row[2]} |
|
414
|
|
|
|
|
415
|
|
|
query = (" SELECT id, name, uuid " |
|
416
|
|
|
" FROM tbl_cost_centers ") |
|
417
|
|
|
cursor.execute(query) |
|
418
|
|
|
rows_cost_centers = cursor.fetchall() |
|
419
|
|
|
|
|
420
|
|
|
cost_center_dict = dict() |
|
421
|
|
|
if rows_cost_centers is not None and len(rows_cost_centers) > 0: |
|
422
|
|
|
for row in rows_cost_centers: |
|
423
|
|
|
cost_center_dict[row[0]] = {"id": row[0], |
|
424
|
|
|
"name": row[1], |
|
425
|
|
|
"uuid": row[2]} |
|
426
|
|
|
|
|
427
|
|
|
query = (" SELECT id, name, uuid, equation, energy_category_id, is_counted, cost_center_id, " |
|
428
|
|
|
" energy_item_id, description " |
|
429
|
|
|
" FROM tbl_virtual_meters " |
|
430
|
|
|
" WHERE id = %s ") |
|
431
|
|
|
cursor.execute(query, (id_,)) |
|
432
|
|
|
row = cursor.fetchone() |
|
433
|
|
|
if row is None: |
|
434
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND', |
|
435
|
|
|
description='API.VIRTUAL_METER_NOT_FOUND') |
|
436
|
|
|
else: |
|
437
|
|
|
meta_result = {"id": row[0], |
|
438
|
|
|
"name": row[1], |
|
439
|
|
|
"uuid": row[2], |
|
440
|
|
|
"equation": row[3], |
|
441
|
|
|
"energy_category": energy_category_dict.get(row[4], None), |
|
442
|
|
|
"is_counted": True if row[5] else False, |
|
443
|
|
|
"cost_center": cost_center_dict.get(row[6], None), |
|
444
|
|
|
"energy_item": energy_item_dict.get(row[7], None), |
|
445
|
|
|
"description": row[8], |
|
446
|
|
|
"expression": {}} |
|
447
|
|
|
|
|
448
|
|
|
expression = dict() |
|
449
|
|
|
|
|
450
|
|
|
if meta_result["equation"] is not None: |
|
451
|
|
|
expression = {'equation': meta_result["equation"], 'variables': []} |
|
452
|
|
|
|
|
453
|
|
|
query_variables = (" SELECT v.id, v.name, v.meter_type, v.meter_id " |
|
454
|
|
|
" FROM tbl_virtual_meters vm, tbl_variables v " |
|
455
|
|
|
" WHERE vm.id = %s AND v.virtual_meter_id = vm.id " |
|
456
|
|
|
" ORDER BY v.name ") |
|
457
|
|
|
cursor.execute(query_variables, (meta_result["id"],)) |
|
458
|
|
|
rows_variables = cursor.fetchall() |
|
459
|
|
|
if rows_variables is not None: |
|
460
|
|
|
for row_variable in rows_variables: |
|
461
|
|
|
if row_variable[2].lower() == 'meter': |
|
462
|
|
|
query_meter = (" SELECT m.name " |
|
463
|
|
|
" FROM tbl_meters m " |
|
464
|
|
|
" WHERE m.id = %s ") |
|
465
|
|
|
cursor.execute(query_meter, (row_variable[3],)) |
|
466
|
|
|
row_meter = cursor.fetchone() |
|
467
|
|
|
if row_meter is not None: |
|
468
|
|
|
expression['variables'].append({'id': row_variable[0], |
|
469
|
|
|
'name': row_variable[1], |
|
470
|
|
|
'meter_type': row_variable[2], |
|
471
|
|
|
'meter_id': row_variable[3], |
|
472
|
|
|
'meter_name': row_meter[0]}) |
|
473
|
|
|
elif row_variable[2].lower() == 'offline_meter': |
|
474
|
|
|
query_meter = (" SELECT m.name " |
|
475
|
|
|
" FROM tbl_offline_meters m " |
|
476
|
|
|
" WHERE m.id = %s ") |
|
477
|
|
|
cursor.execute(query_meter, (row_variable[3],)) |
|
478
|
|
|
row_meter = cursor.fetchone() |
|
479
|
|
|
if row_meter is not None: |
|
480
|
|
|
expression['variables'].append({'id': row_variable[0], |
|
481
|
|
|
'name': row_variable[1], |
|
482
|
|
|
'meter_type': row_variable[2], |
|
483
|
|
|
'meter_id': row_variable[3], |
|
484
|
|
|
'meter_name': row_meter[0]}) |
|
485
|
|
|
elif row_variable[2].lower() == 'virtual_meter': |
|
486
|
|
|
query_meter = (" SELECT m.name " |
|
487
|
|
|
" FROM tbl_virtual_meters m " |
|
488
|
|
|
" WHERE m.id = %s ") |
|
489
|
|
|
cursor.execute(query_meter, (row_variable[3],)) |
|
490
|
|
|
row_meter = cursor.fetchone() |
|
491
|
|
|
if row_meter is not None: |
|
492
|
|
|
expression['variables'].append({'id': row_variable[0], |
|
493
|
|
|
'name': row_variable[1], |
|
494
|
|
|
'meter_type': row_variable[2], |
|
495
|
|
|
'meter_id': row_variable[3], |
|
496
|
|
|
'meter_name': row_meter[0]}) |
|
497
|
|
|
|
|
498
|
|
|
meta_result['expression'] = expression |
|
499
|
|
|
|
|
500
|
|
|
cursor.close() |
|
501
|
|
|
cnx.close() |
|
502
|
|
|
resp.text = json.dumps(meta_result) |
|
503
|
|
|
|
|
504
|
|
|
@staticmethod |
|
505
|
|
|
@user_logger |
|
506
|
|
|
def on_delete(req, resp, id_): |
|
507
|
|
|
admin_control(req) |
|
508
|
|
|
if not id_.isdigit() or int(id_) <= 0: |
|
509
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
|
510
|
|
|
description='API.INVALID_VIRTUAL_METER_ID') |
|
511
|
|
|
|
|
512
|
|
|
cnx = mysql.connector.connect(**config.myems_system_db) |
|
513
|
|
|
cursor = cnx.cursor() |
|
514
|
|
|
|
|
515
|
|
|
cursor.execute(" SELECT uuid " |
|
516
|
|
|
" FROM tbl_virtual_meters " |
|
517
|
|
|
" WHERE id = %s ", (id_,)) |
|
518
|
|
|
row = cursor.fetchone() |
|
519
|
|
|
if row is None: |
|
520
|
|
|
cursor.close() |
|
521
|
|
|
cnx.close() |
|
522
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND', |
|
523
|
|
|
description='API.VIRTUAL_METER_NOT_FOUND') |
|
524
|
|
|
else: |
|
525
|
|
|
virtual_meter_uuid = row[0] |
|
526
|
|
|
|
|
527
|
|
|
# check relations with other virtual meters |
|
528
|
|
|
cursor.execute(" SELECT vm.name " |
|
529
|
|
|
" FROM tbl_variables va, tbl_virtual_meters vm " |
|
530
|
|
|
" WHERE va.meter_id = %s AND va.meter_type = 'virtual_meter' AND va.virtual_meter_id = vm.id ", |
|
531
|
|
|
(id_,)) |
|
532
|
|
|
rows_virtual_meters = cursor.fetchall() |
|
533
|
|
|
if rows_virtual_meters is not None and len(rows_virtual_meters) > 0: |
|
534
|
|
|
cursor.close() |
|
535
|
|
|
cnx.close() |
|
536
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, |
|
537
|
|
|
title='API.BAD_REQUEST', |
|
538
|
|
|
description='API.THERE_IS_RELATION_WITH_OTHER_VIRTUAL_METERS') |
|
539
|
|
|
|
|
540
|
|
|
# check relation with spaces |
|
541
|
|
|
cursor.execute(" SELECT id " |
|
542
|
|
|
" FROM tbl_spaces_virtual_meters " |
|
543
|
|
|
" WHERE virtual_meter_id = %s ", (id_,)) |
|
544
|
|
|
rows_spaces = cursor.fetchall() |
|
545
|
|
|
if rows_spaces is not None and len(rows_spaces) > 0: |
|
546
|
|
|
cursor.close() |
|
547
|
|
|
cnx.close() |
|
548
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, |
|
549
|
|
|
title='API.BAD_REQUEST', |
|
550
|
|
|
description='API.THERE_IS_RELATION_WITH_SPACES') |
|
551
|
|
|
|
|
552
|
|
|
# check relation with combined equipments |
|
553
|
|
|
cursor.execute(" SELECT combined_equipment_id " |
|
554
|
|
|
" FROM tbl_combined_equipments_virtual_meters " |
|
555
|
|
|
" WHERE virtual_meter_id = %s ", |
|
556
|
|
|
(id_,)) |
|
557
|
|
|
rows_combined_equipments = cursor.fetchall() |
|
558
|
|
|
if rows_combined_equipments is not None and len(rows_combined_equipments) > 0: |
|
559
|
|
|
cursor.close() |
|
560
|
|
|
cnx.close() |
|
561
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, |
|
562
|
|
|
title='API.BAD_REQUEST', |
|
563
|
|
|
description='API.THERE_IS_RELATION_WITH_COMBINED_EQUIPMENTS') |
|
564
|
|
|
|
|
565
|
|
|
# check relation with combined equipment parameters |
|
566
|
|
|
cursor.execute(" SELECT combined_equipment_id " |
|
567
|
|
|
" FROM tbl_combined_equipments_parameters " |
|
568
|
|
|
" WHERE numerator_meter_uuid = %s OR denominator_meter_uuid = %s", |
|
569
|
|
|
(virtual_meter_uuid, virtual_meter_uuid,)) |
|
570
|
|
|
rows_combined_equipments = cursor.fetchall() |
|
571
|
|
|
if rows_combined_equipments is not None and len(rows_combined_equipments) > 0: |
|
572
|
|
|
cursor.close() |
|
573
|
|
|
cnx.close() |
|
574
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, |
|
575
|
|
|
title='API.BAD_REQUEST', |
|
576
|
|
|
description='API.THERE_IS_RELATION_WITH_COMBINED_EQUIPMENT_PARAMETERS') |
|
577
|
|
|
|
|
578
|
|
|
# check relation with equipments |
|
579
|
|
|
cursor.execute(" SELECT equipment_id " |
|
580
|
|
|
" FROM tbl_equipments_virtual_meters " |
|
581
|
|
|
" WHERE virtual_meter_id = %s ", (id_,)) |
|
582
|
|
|
rows_equipments = cursor.fetchall() |
|
583
|
|
|
if rows_equipments is not None and len(rows_equipments) > 0: |
|
584
|
|
|
cursor.close() |
|
585
|
|
|
cnx.close() |
|
586
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, |
|
587
|
|
|
title='API.BAD_REQUEST', |
|
588
|
|
|
description='API.THERE_IS_RELATION_WITH_EQUIPMENTS') |
|
589
|
|
|
|
|
590
|
|
|
# check relation with equipment parameters |
|
591
|
|
|
cursor.execute(" SELECT equipment_id " |
|
592
|
|
|
" FROM tbl_equipments_parameters " |
|
593
|
|
|
" WHERE numerator_meter_uuid = %s OR denominator_meter_uuid = %s", |
|
594
|
|
|
(virtual_meter_uuid, virtual_meter_uuid,)) |
|
595
|
|
|
rows_equipments = cursor.fetchall() |
|
596
|
|
|
if rows_equipments is not None and len(rows_equipments) > 0: |
|
597
|
|
|
cursor.close() |
|
598
|
|
|
cnx.close() |
|
599
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, |
|
600
|
|
|
title='API.BAD_REQUEST', |
|
601
|
|
|
description='API.THERE_IS_RELATION_WITH_EQUIPMENT_PARAMETERS') |
|
602
|
|
|
|
|
603
|
|
|
# check relations with tenants |
|
604
|
|
|
cursor.execute(" SELECT tenant_id " |
|
605
|
|
|
" FROM tbl_tenants_virtual_meters " |
|
606
|
|
|
" WHERE virtual_meter_id = %s ", (id_,)) |
|
607
|
|
|
rows_tenants = cursor.fetchall() |
|
608
|
|
|
if rows_tenants is not None and len(rows_tenants) > 0: |
|
609
|
|
|
cursor.close() |
|
610
|
|
|
cnx.close() |
|
611
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, |
|
612
|
|
|
title='API.BAD_REQUEST', |
|
613
|
|
|
description='API.THERE_IS_RELATION_WITH_TENANTS') |
|
614
|
|
|
|
|
615
|
|
|
# check relations with stores |
|
616
|
|
|
cursor.execute(" SELECT store_id " |
|
617
|
|
|
" FROM tbl_stores_virtual_meters " |
|
618
|
|
|
" WHERE virtual_meter_id = %s ", (id_,)) |
|
619
|
|
|
rows_stores = cursor.fetchall() |
|
620
|
|
|
if rows_stores is not None and len(rows_stores) > 0: |
|
621
|
|
|
cursor.close() |
|
622
|
|
|
cnx.close() |
|
623
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, |
|
624
|
|
|
title='API.BAD_REQUEST', |
|
625
|
|
|
description='API.THERE_IS_RELATION_WITH_STORES') |
|
626
|
|
|
|
|
627
|
|
|
# check relations with shopfloors |
|
628
|
|
|
cursor.execute(" SELECT shopfloor_id " |
|
629
|
|
|
" FROM tbl_shopfloors_virtual_meters " |
|
630
|
|
|
" WHERE virtual_meter_id = %s ", (id_,)) |
|
631
|
|
|
rows_shopfloors = cursor.fetchall() |
|
632
|
|
|
if rows_shopfloors is not None and len(rows_shopfloors) > 0: |
|
633
|
|
|
cursor.close() |
|
634
|
|
|
cnx.close() |
|
635
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, |
|
636
|
|
|
title='API.BAD_REQUEST', |
|
637
|
|
|
description='API.THERE_IS_RELATION_WITH_SHOPFLOORS') |
|
638
|
|
|
|
|
639
|
|
|
# check relation with energy flow diagram links |
|
640
|
|
|
cursor.execute(" SELECT id " |
|
641
|
|
|
" FROM tbl_energy_flow_diagrams_links " |
|
642
|
|
|
" WHERE meter_uuid = %s ", (virtual_meter_uuid,)) |
|
643
|
|
|
rows_links = cursor.fetchall() |
|
644
|
|
|
if rows_links is not None and len(rows_links) > 0: |
|
645
|
|
|
cursor.close() |
|
646
|
|
|
cnx.close() |
|
647
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, |
|
648
|
|
|
title='API.BAD_REQUEST', |
|
649
|
|
|
description='API.THERE_IS_RELATION_WITH_ENERGY_FLOW_DIAGRAM_LINKS') |
|
650
|
|
|
|
|
651
|
|
|
cursor.execute(" SELECT id " |
|
652
|
|
|
" FROM tbl_variables " |
|
653
|
|
|
" WHERE virtual_meter_id = %s ", (id_,)) |
|
654
|
|
|
row_variables = cursor.fetchall() |
|
655
|
|
|
if row_variables is not None and len(row_variables) > 0: |
|
656
|
|
|
# delete variables |
|
657
|
|
|
cursor.execute(" DELETE FROM tbl_variables WHERE virtual_meter_id = %s ", (id_,)) |
|
658
|
|
|
cnx.commit() |
|
659
|
|
|
|
|
660
|
|
|
cursor.execute(" DELETE FROM tbl_virtual_meters WHERE id = %s ", (id_,)) |
|
661
|
|
|
cnx.commit() |
|
662
|
|
|
|
|
663
|
|
|
cursor.close() |
|
664
|
|
|
cnx.close() |
|
665
|
|
|
|
|
666
|
|
|
resp.status = falcon.HTTP_204 |
|
667
|
|
|
|
|
668
|
|
|
@staticmethod |
|
669
|
|
|
@user_logger |
|
670
|
|
|
def on_put(req, resp, id_): |
|
671
|
|
|
"""Handles PUT requests""" |
|
672
|
|
|
admin_control(req) |
|
673
|
|
|
try: |
|
674
|
|
|
raw_json = req.stream.read().decode('utf-8') |
|
675
|
|
|
except Exception as ex: |
|
676
|
|
|
print(str(ex)) |
|
677
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, |
|
678
|
|
|
title='API.BAD_REQUEST', |
|
679
|
|
|
description='API.FAILED_TO_READ_REQUEST_STREAM') |
|
680
|
|
|
|
|
681
|
|
|
if not id_.isdigit() or int(id_) <= 0: |
|
682
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
|
683
|
|
|
description='API.INVALID_VIRTUAL_METER_ID') |
|
684
|
|
|
|
|
685
|
|
|
new_values = json.loads(raw_json) |
|
686
|
|
|
|
|
687
|
|
|
if 'name' not in new_values['data'].keys() or \ |
|
688
|
|
|
not isinstance(new_values['data']['name'], str) or \ |
|
689
|
|
|
len(str.strip(new_values['data']['name'])) == 0: |
|
690
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
|
691
|
|
|
description='API.INVALID_VIRTUAL_METER_NAME') |
|
692
|
|
|
name = str.strip(new_values['data']['name']) |
|
693
|
|
|
|
|
694
|
|
|
if 'energy_category_id' not in new_values['data'].keys() or new_values['data']['energy_category_id'] <= 0: |
|
695
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
|
696
|
|
|
description='API.INVALID_ENERGY_CATEGORY_ID') |
|
697
|
|
|
energy_category_id = new_values['data']['energy_category_id'] |
|
698
|
|
|
|
|
699
|
|
|
if 'is_counted' not in new_values['data'].keys() or not isinstance(new_values['data']['is_counted'], bool): |
|
700
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
|
701
|
|
|
description='API.INVALID_IS_COUNTED_VALUE') |
|
702
|
|
|
is_counted = new_values['data']['is_counted'] |
|
703
|
|
|
|
|
704
|
|
|
if 'cost_center_id' not in new_values['data'].keys() or \ |
|
705
|
|
|
not isinstance(new_values['data']['cost_center_id'], int) or \ |
|
706
|
|
|
new_values['data']['cost_center_id'] <= 0: |
|
707
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
|
708
|
|
|
description='API.INVALID_COST_CENTER_ID') |
|
709
|
|
|
|
|
710
|
|
|
cost_center_id = new_values['data']['cost_center_id'] |
|
711
|
|
|
|
|
712
|
|
|
if 'energy_item_id' in new_values['data'].keys() and \ |
|
713
|
|
|
new_values['data']['energy_item_id'] is not None: |
|
714
|
|
|
if not isinstance(new_values['data']['energy_item_id'], int) or \ |
|
715
|
|
|
new_values['data']['energy_item_id'] <= 0: |
|
716
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
|
717
|
|
|
description='API.INVALID_ENERGY_ITEM_ID') |
|
718
|
|
|
energy_item_id = new_values['data']['energy_item_id'] |
|
719
|
|
|
else: |
|
720
|
|
|
energy_item_id = None |
|
721
|
|
|
|
|
722
|
|
|
if 'description' in new_values['data'].keys() and \ |
|
723
|
|
|
new_values['data']['description'] is not None and \ |
|
724
|
|
|
len(str(new_values['data']['description'])) > 0: |
|
725
|
|
|
description = str.strip(new_values['data']['description']) |
|
726
|
|
|
else: |
|
727
|
|
|
description = None |
|
728
|
|
|
|
|
729
|
|
|
if 'expression' not in new_values['data'].keys(): |
|
730
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
|
731
|
|
|
description='API.INVALID_EXPRESSION_OBJECT') |
|
732
|
|
|
|
|
733
|
|
|
if 'equation' not in new_values['data']['expression'].keys() \ |
|
734
|
|
|
or len(new_values['data']['expression']['equation']) == 0: |
|
735
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
|
736
|
|
|
description='API.INVALID_EQUATION_IN_EXPRESSION') |
|
737
|
|
|
# todo: validate equation with more rules |
|
738
|
|
|
|
|
739
|
|
|
if 'variables' not in new_values['data']['expression'].keys() \ |
|
740
|
|
|
or len(new_values['data']['expression']['variables']) == 0: |
|
741
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
|
742
|
|
|
description='API.EMPTY_VARIABLES_ARRAY') |
|
743
|
|
|
|
|
744
|
|
|
for variable in new_values['data']['expression']['variables']: |
|
745
|
|
|
if 'name' not in variable.keys() or \ |
|
746
|
|
|
len(variable['name']) == 0: |
|
747
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
|
748
|
|
|
description='API.INVALID_VARIABLE_NAME') |
|
749
|
|
|
if 'meter_type' not in variable.keys() or \ |
|
750
|
|
|
len(variable['meter_type']) == 0 or \ |
|
751
|
|
|
variable['meter_type'].lower() not in ['meter', 'offline_meter', 'virtual_meter']: |
|
752
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
|
753
|
|
|
description='API.INVALID_VARIABLE_METER_TYPE') |
|
754
|
|
|
if 'meter_id' not in variable.keys() or \ |
|
755
|
|
|
variable['meter_id'] <= 0: |
|
756
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
|
757
|
|
|
description='API.INVALID_VARIABLE_METER_ID') |
|
758
|
|
|
|
|
759
|
|
|
cnx = mysql.connector.connect(**config.myems_system_db) |
|
760
|
|
|
cursor = cnx.cursor() |
|
761
|
|
|
|
|
762
|
|
|
cursor.execute(" SELECT name " |
|
763
|
|
|
" FROM tbl_virtual_meters " |
|
764
|
|
|
" WHERE id = %s ", (id_,)) |
|
765
|
|
|
if cursor.fetchone() is None: |
|
766
|
|
|
cursor.close() |
|
767
|
|
|
cnx.close() |
|
768
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND', |
|
769
|
|
|
description='API.VIRTUAL_METER_NOT_FOUND') |
|
770
|
|
|
|
|
771
|
|
|
cursor.execute(" SELECT name " |
|
772
|
|
|
" FROM tbl_virtual_meters " |
|
773
|
|
|
" WHERE name = %s AND id != %s ", (name, id_)) |
|
774
|
|
|
if cursor.fetchone() is not None: |
|
775
|
|
|
cursor.close() |
|
776
|
|
|
cnx.close() |
|
777
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
|
778
|
|
|
description='API.VIRTUAL_METER_NAME_IS_ALREADY_IN_USE') |
|
779
|
|
|
|
|
780
|
|
|
cursor.execute(" SELECT name " |
|
781
|
|
|
" FROM tbl_energy_categories " |
|
782
|
|
|
" WHERE id = %s ", |
|
783
|
|
|
(energy_category_id,)) |
|
784
|
|
|
if cursor.fetchone() is None: |
|
785
|
|
|
cursor.close() |
|
786
|
|
|
cnx.close() |
|
787
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND', |
|
788
|
|
|
description='API.ENERGY_CATEGORY_NOT_FOUND') |
|
789
|
|
|
|
|
790
|
|
|
cursor.execute(" SELECT name " |
|
791
|
|
|
" FROM tbl_cost_centers " |
|
792
|
|
|
" WHERE id = %s ", |
|
793
|
|
|
(new_values['data']['cost_center_id'],)) |
|
794
|
|
|
row = cursor.fetchone() |
|
795
|
|
|
if row is None: |
|
796
|
|
|
cursor.close() |
|
797
|
|
|
cnx.close() |
|
798
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND', |
|
799
|
|
|
description='API.COST_CENTER_NOT_FOUND') |
|
800
|
|
|
|
|
801
|
|
|
if energy_item_id is not None: |
|
802
|
|
|
cursor.execute(" SELECT name, energy_category_id " |
|
803
|
|
|
" FROM tbl_energy_items " |
|
804
|
|
|
" WHERE id = %s ", |
|
805
|
|
|
(new_values['data']['energy_item_id'],)) |
|
806
|
|
|
row = cursor.fetchone() |
|
807
|
|
|
if row is None: |
|
808
|
|
|
cursor.close() |
|
809
|
|
|
cnx.close() |
|
810
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND', |
|
811
|
|
|
description='API.ENERGY_ITEM_NOT_FOUND') |
|
812
|
|
|
else: |
|
813
|
|
|
if row[1] != energy_category_id: |
|
814
|
|
|
cursor.close() |
|
815
|
|
|
cnx.close() |
|
816
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
|
817
|
|
|
description='API.ENERGY_ITEM_IS_NOT_BELONG_TO_ENERGY_CATEGORY') |
|
818
|
|
|
|
|
819
|
|
|
for variable in new_values['data']['expression']['variables']: |
|
820
|
|
View Code Duplication |
if variable['meter_type'].lower() == 'meter': |
|
|
|
|
|
|
821
|
|
|
cursor.execute(" SELECT name " |
|
822
|
|
|
" FROM tbl_meters " |
|
823
|
|
|
" WHERE id = %s ", (variable['meter_id'],)) |
|
824
|
|
|
if cursor.fetchone() is None: |
|
825
|
|
|
cursor.close() |
|
826
|
|
|
cnx.close() |
|
827
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_404, |
|
828
|
|
|
title='API.NOT_FOUND', |
|
829
|
|
|
description='API.METER_OF_VARIABLE_NOT_FOUND') |
|
830
|
|
|
elif variable['meter_type'].lower() == 'offline_meter': |
|
831
|
|
|
cursor.execute(" SELECT name " |
|
832
|
|
|
" FROM tbl_offline_meters " |
|
833
|
|
|
" WHERE id = %s ", (variable['meter_id'],)) |
|
834
|
|
|
if cursor.fetchone() is None: |
|
835
|
|
|
cursor.close() |
|
836
|
|
|
cnx.close() |
|
837
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_404, |
|
838
|
|
|
title='API.NOT_FOUND', |
|
839
|
|
|
description='API.OFFLINE_METER_OF_VARIABLE_NOT_FOUND') |
|
840
|
|
|
elif variable['meter_type'].lower() == 'virtual_meter': |
|
841
|
|
|
cursor.execute(" SELECT name " |
|
842
|
|
|
" FROM tbl_virtual_meters " |
|
843
|
|
|
" WHERE id = %s ", (variable['meter_id'],)) |
|
844
|
|
|
if cursor.fetchone() is None: |
|
845
|
|
|
cursor.close() |
|
846
|
|
|
cnx.close() |
|
847
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_404, |
|
848
|
|
|
title='API.NOT_FOUND', |
|
849
|
|
|
description='API.VIRTUAL_METER_OF_VARIABLE_NOT_FOUND') |
|
850
|
|
|
try: |
|
851
|
|
|
update_row = (" UPDATE tbl_virtual_meters " |
|
852
|
|
|
" SET name = %s, equation = %s, energy_category_id = %s, is_counted = %s, " |
|
853
|
|
|
" cost_center_id = %s, energy_item_id = %s, description = %s " |
|
854
|
|
|
" WHERE id = %s ") |
|
855
|
|
|
cursor.execute(update_row, (name, |
|
856
|
|
|
new_values['data']['expression']['equation'].lower(), |
|
857
|
|
|
energy_category_id, |
|
858
|
|
|
is_counted, |
|
859
|
|
|
cost_center_id, |
|
860
|
|
|
energy_item_id, |
|
861
|
|
|
description, |
|
862
|
|
|
id_,)) |
|
863
|
|
|
cnx.commit() |
|
864
|
|
|
except Exception as ex: |
|
865
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.ERROR', description=str(ex)) |
|
866
|
|
|
|
|
867
|
|
|
try: |
|
868
|
|
|
cursor.execute(" SELECT id " |
|
869
|
|
|
" FROM tbl_variables " |
|
870
|
|
|
" WHERE virtual_meter_id = %s ", (id_,)) |
|
871
|
|
|
row_variables = cursor.fetchall() |
|
872
|
|
|
if row_variables is not None and len(row_variables) > 0: |
|
873
|
|
|
# delete variables |
|
874
|
|
|
cursor.execute(" DELETE FROM tbl_variables WHERE virtual_meter_id = %s ", (id_,)) |
|
875
|
|
|
cnx.commit() |
|
876
|
|
|
except Exception as ex: |
|
877
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.ERROR', description=str(ex)) |
|
878
|
|
|
|
|
879
|
|
|
# add variables |
|
880
|
|
|
for variable in new_values['data']['expression']['variables']: |
|
881
|
|
|
try: |
|
882
|
|
|
add_values = (" INSERT INTO tbl_variables (name, virtual_meter_id, meter_type, meter_id) " |
|
883
|
|
|
" VALUES (%s, %s, %s, %s) ") |
|
884
|
|
|
cursor.execute(add_values, (variable['name'].lower(), |
|
885
|
|
|
id_, |
|
886
|
|
|
variable['meter_type'], |
|
887
|
|
|
variable['meter_id'],)) |
|
888
|
|
|
cnx.commit() |
|
889
|
|
|
except Exception as ex: |
|
890
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.ERROR', description=str(ex)) |
|
891
|
|
|
|
|
892
|
|
|
cursor.close() |
|
893
|
|
|
cnx.close() |
|
894
|
|
|
|
|
895
|
|
|
resp.status = falcon.HTTP_200 |
|
896
|
|
|
|
|
897
|
|
|
|
|
898
|
|
|
class VirtualMeterExport: |
|
899
|
|
|
def __init__(self): |
|
900
|
|
|
pass |
|
901
|
|
|
|
|
902
|
|
|
@staticmethod |
|
903
|
|
|
def on_options(req, resp, id_): |
|
904
|
|
|
_ = req |
|
905
|
|
|
resp.status = falcon.HTTP_200 |
|
906
|
|
|
_ = id_ |
|
907
|
|
|
|
|
908
|
|
View Code Duplication |
@staticmethod |
|
|
|
|
|
|
909
|
|
|
def on_get(req, resp, id_): |
|
910
|
|
|
if 'API-KEY' not in req.headers or \ |
|
911
|
|
|
not isinstance(req.headers['API-KEY'], str) or \ |
|
912
|
|
|
len(str.strip(req.headers['API-KEY'])) == 0: |
|
913
|
|
|
access_control(req) |
|
914
|
|
|
else: |
|
915
|
|
|
api_key_control(req) |
|
916
|
|
|
if not id_.isdigit() or int(id_) <= 0: |
|
917
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
|
918
|
|
|
description='API.INVALID_VIRTUAL_METER_ID') |
|
919
|
|
|
|
|
920
|
|
|
cnx = mysql.connector.connect(**config.myems_system_db) |
|
921
|
|
|
cursor = cnx.cursor() |
|
922
|
|
|
|
|
923
|
|
|
query = (" SELECT id, name, uuid " |
|
924
|
|
|
" FROM tbl_energy_categories ") |
|
925
|
|
|
cursor.execute(query) |
|
926
|
|
|
rows_energy_categories = cursor.fetchall() |
|
927
|
|
|
|
|
928
|
|
|
energy_category_dict = dict() |
|
929
|
|
|
if rows_energy_categories is not None and len(rows_energy_categories) > 0: |
|
930
|
|
|
for row in rows_energy_categories: |
|
931
|
|
|
energy_category_dict[row[0]] = {"id": row[0], |
|
932
|
|
|
"name": row[1], |
|
933
|
|
|
"uuid": row[2]} |
|
934
|
|
|
|
|
935
|
|
|
query = (" SELECT id, name, uuid, energy_category_id " |
|
936
|
|
|
" FROM tbl_energy_items ") |
|
937
|
|
|
cursor.execute(query) |
|
938
|
|
|
rows_energy_items = cursor.fetchall() |
|
939
|
|
|
|
|
940
|
|
|
energy_item_dict = dict() |
|
941
|
|
|
if rows_energy_items is not None and len(rows_energy_items) > 0: |
|
942
|
|
|
for row in rows_energy_items: |
|
943
|
|
|
energy_item_dict[row[0]] = {"id": row[0], |
|
944
|
|
|
"name": row[1], |
|
945
|
|
|
"uuid": row[2]} |
|
946
|
|
|
|
|
947
|
|
|
query = (" SELECT id, name, uuid " |
|
948
|
|
|
" FROM tbl_cost_centers ") |
|
949
|
|
|
cursor.execute(query) |
|
950
|
|
|
rows_cost_centers = cursor.fetchall() |
|
951
|
|
|
|
|
952
|
|
|
cost_center_dict = dict() |
|
953
|
|
|
if rows_cost_centers is not None and len(rows_cost_centers) > 0: |
|
954
|
|
|
for row in rows_cost_centers: |
|
955
|
|
|
cost_center_dict[row[0]] = {"id": row[0], |
|
956
|
|
|
"name": row[1], |
|
957
|
|
|
"uuid": row[2]} |
|
958
|
|
|
|
|
959
|
|
|
query = (" SELECT id, name, uuid, equation, energy_category_id, is_counted, cost_center_id, " |
|
960
|
|
|
" energy_item_id, description " |
|
961
|
|
|
" FROM tbl_virtual_meters " |
|
962
|
|
|
" WHERE id = %s ") |
|
963
|
|
|
cursor.execute(query, (id_,)) |
|
964
|
|
|
row = cursor.fetchone() |
|
965
|
|
|
if row is None: |
|
966
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND', |
|
967
|
|
|
description='API.VIRTUAL_METER_NOT_FOUND') |
|
968
|
|
|
else: |
|
969
|
|
|
meta_result = {"id": row[0], |
|
970
|
|
|
"name": row[1], |
|
971
|
|
|
"uuid": row[2], |
|
972
|
|
|
"equation": row[3], |
|
973
|
|
|
"energy_category": energy_category_dict.get(row[4], None), |
|
974
|
|
|
"is_counted": True if row[5] else False, |
|
975
|
|
|
"cost_center": cost_center_dict.get(row[6], None), |
|
976
|
|
|
"energy_item": energy_item_dict.get(row[7], None), |
|
977
|
|
|
"description": row[8], |
|
978
|
|
|
"expression": {}} |
|
979
|
|
|
|
|
980
|
|
|
expression = dict() |
|
981
|
|
|
|
|
982
|
|
|
if meta_result["equation"] is not None: |
|
983
|
|
|
expression = {'equation': meta_result["equation"], 'variables': []} |
|
984
|
|
|
|
|
985
|
|
|
query_variables = (" SELECT v.id, v.name, v.meter_type, v.meter_id " |
|
986
|
|
|
" FROM tbl_virtual_meters vm, tbl_variables v " |
|
987
|
|
|
" WHERE vm.id = %s AND v.virtual_meter_id = vm.id " |
|
988
|
|
|
" ORDER BY v.name ") |
|
989
|
|
|
cursor.execute(query_variables, (meta_result["id"],)) |
|
990
|
|
|
rows_variables = cursor.fetchall() |
|
991
|
|
|
if rows_variables is not None: |
|
992
|
|
|
for row_variable in rows_variables: |
|
993
|
|
|
if row_variable[2].lower() == 'meter': |
|
994
|
|
|
query_meter = (" SELECT m.name " |
|
995
|
|
|
" FROM tbl_meters m " |
|
996
|
|
|
" WHERE m.id = %s ") |
|
997
|
|
|
cursor.execute(query_meter, (row_variable[3],)) |
|
998
|
|
|
row_meter = cursor.fetchone() |
|
999
|
|
|
if row_meter is not None: |
|
1000
|
|
|
expression['variables'].append({'id': row_variable[0], |
|
1001
|
|
|
'name': row_variable[1], |
|
1002
|
|
|
'meter_type': row_variable[2], |
|
1003
|
|
|
'meter_id': row_variable[3], |
|
1004
|
|
|
'meter_name': row_meter[0]}) |
|
1005
|
|
|
elif row_variable[2].lower() == 'offline_meter': |
|
1006
|
|
|
query_meter = (" SELECT m.name " |
|
1007
|
|
|
" FROM tbl_offline_meters m " |
|
1008
|
|
|
" WHERE m.id = %s ") |
|
1009
|
|
|
cursor.execute(query_meter, (row_variable[3],)) |
|
1010
|
|
|
row_meter = cursor.fetchone() |
|
1011
|
|
|
if row_meter is not None: |
|
1012
|
|
|
expression['variables'].append({'id': row_variable[0], |
|
1013
|
|
|
'name': row_variable[1], |
|
1014
|
|
|
'meter_type': row_variable[2], |
|
1015
|
|
|
'meter_id': row_variable[3], |
|
1016
|
|
|
'meter_name': row_meter[0]}) |
|
1017
|
|
|
elif row_variable[2].lower() == 'virtual_meter': |
|
1018
|
|
|
query_meter = (" SELECT m.name " |
|
1019
|
|
|
" FROM tbl_virtual_meters m " |
|
1020
|
|
|
" WHERE m.id = %s ") |
|
1021
|
|
|
cursor.execute(query_meter, (row_variable[3],)) |
|
1022
|
|
|
row_meter = cursor.fetchone() |
|
1023
|
|
|
if row_meter is not None: |
|
1024
|
|
|
expression['variables'].append({'id': row_variable[0], |
|
1025
|
|
|
'name': row_variable[1], |
|
1026
|
|
|
'meter_type': row_variable[2], |
|
1027
|
|
|
'meter_id': row_variable[3], |
|
1028
|
|
|
'meter_name': row_meter[0]}) |
|
1029
|
|
|
|
|
1030
|
|
|
meta_result['expression'] = expression |
|
1031
|
|
|
|
|
1032
|
|
|
cursor.close() |
|
1033
|
|
|
cnx.close() |
|
1034
|
|
|
resp.text = json.dumps(meta_result) |
|
1035
|
|
|
|
|
1036
|
|
|
|
|
1037
|
|
|
class VirtualMeterImport: |
|
1038
|
|
|
def __init__(self): |
|
1039
|
|
|
pass |
|
1040
|
|
|
|
|
1041
|
|
|
@staticmethod |
|
1042
|
|
|
def on_options(req, resp): |
|
1043
|
|
|
_ = req |
|
1044
|
|
|
resp.status = falcon.HTTP_200 |
|
1045
|
|
|
|
|
1046
|
|
|
@staticmethod |
|
1047
|
|
|
@user_logger |
|
1048
|
|
|
def on_post(req, resp): |
|
1049
|
|
|
"""Handles POST requests""" |
|
1050
|
|
|
admin_control(req) |
|
1051
|
|
|
try: |
|
1052
|
|
|
raw_json = req.stream.read().decode('utf-8') |
|
1053
|
|
|
except Exception as ex: |
|
1054
|
|
|
print(str(ex)) |
|
1055
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, |
|
1056
|
|
|
title='API.BAD_REQUEST', |
|
1057
|
|
|
description='API.FAILED_TO_READ_REQUEST_STREAM') |
|
1058
|
|
|
|
|
1059
|
|
|
new_values = json.loads(raw_json) |
|
1060
|
|
|
|
|
1061
|
|
|
if 'name' not in new_values.keys() or \ |
|
1062
|
|
|
not isinstance(new_values['name'], str) or \ |
|
1063
|
|
|
len(str.strip(new_values['name'])) == 0: |
|
1064
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
|
1065
|
|
|
description='API.INVALID_VIRTUAL_METER_NAME') |
|
1066
|
|
|
|
|
1067
|
|
|
name = str.strip(new_values['name']) |
|
1068
|
|
|
|
|
1069
|
|
|
if 'energy_category' not in new_values.keys() or \ |
|
1070
|
|
|
'id' not in new_values['energy_category'].keys() or \ |
|
1071
|
|
|
not isinstance(new_values['energy_category']['id'], int) or \ |
|
1072
|
|
|
new_values['energy_category']['id'] <= 0: |
|
1073
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
|
1074
|
|
|
description='API.INVALID_ENERGY_CATEGORY_ID') |
|
1075
|
|
|
energy_category_id = new_values['energy_category']['id'] |
|
1076
|
|
|
|
|
1077
|
|
|
if 'is_counted' not in new_values.keys() or not isinstance(new_values['is_counted'], bool): |
|
1078
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
|
1079
|
|
|
description='API.INVALID_IS_COUNTED_VALUE') |
|
1080
|
|
|
is_counted = new_values['is_counted'] |
|
1081
|
|
|
|
|
1082
|
|
|
if 'cost_center' not in new_values.keys() or \ |
|
1083
|
|
|
new_values['cost_center'] is None or \ |
|
1084
|
|
|
'id' not in new_values['cost_center'].keys() or \ |
|
1085
|
|
|
not isinstance(new_values['cost_center']['id'], int) or \ |
|
1086
|
|
|
new_values['cost_center']['id'] <= 0: |
|
1087
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
|
1088
|
|
|
description='API.INVALID_COST_CENTER_ID') |
|
1089
|
|
|
|
|
1090
|
|
|
cost_center_id = new_values['cost_center']['id'] |
|
1091
|
|
|
|
|
1092
|
|
View Code Duplication |
if 'energy_item' in new_values.keys() and \ |
|
|
|
|
|
|
1093
|
|
|
new_values['energy_item'] is not None and \ |
|
1094
|
|
|
'id' in new_values['energy_item'].keys() and \ |
|
1095
|
|
|
new_values['energy_item']['id'] is not None: |
|
1096
|
|
|
if not isinstance(new_values['energy_item']['id'], int) or \ |
|
1097
|
|
|
new_values['energy_item']['id'] <= 0: |
|
1098
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
|
1099
|
|
|
description='API.INVALID_ENERGY_ITEM_ID') |
|
1100
|
|
|
energy_item_id = new_values['energy_item']['id'] |
|
1101
|
|
|
else: |
|
1102
|
|
|
energy_item_id = None |
|
1103
|
|
|
|
|
1104
|
|
|
if 'description' in new_values.keys() and \ |
|
1105
|
|
|
new_values['description'] is not None and \ |
|
1106
|
|
|
len(str(new_values['description'])) > 0: |
|
1107
|
|
|
description = str.strip(new_values['description']) |
|
1108
|
|
|
else: |
|
1109
|
|
|
description = None |
|
1110
|
|
|
|
|
1111
|
|
|
if 'expression' not in new_values.keys(): |
|
1112
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
|
1113
|
|
|
description='API.INVALID_EXPRESSION_OBJECT') |
|
1114
|
|
|
|
|
1115
|
|
|
if 'equation' not in new_values['expression'].keys() \ |
|
1116
|
|
|
or len(new_values['expression']['equation']) == 0: |
|
1117
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
|
1118
|
|
|
description='API.INVALID_EQUATION_IN_EXPRESSION') |
|
1119
|
|
|
# todo: validate equation with more rules |
|
1120
|
|
|
|
|
1121
|
|
|
if 'variables' not in new_values['expression'].keys() \ |
|
1122
|
|
|
or len(new_values['expression']['variables']) == 0: |
|
1123
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
|
1124
|
|
|
description='API.EMPTY_VARIABLES_ARRAY') |
|
1125
|
|
|
|
|
1126
|
|
|
for variable in new_values['expression']['variables']: |
|
1127
|
|
|
if 'name' not in variable.keys() or \ |
|
1128
|
|
|
len(variable['name']) == 0: |
|
1129
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
|
1130
|
|
|
description='API.INVALID_VARIABLE_NAME') |
|
1131
|
|
|
if 'meter_type' not in variable.keys() or \ |
|
1132
|
|
|
len(variable['meter_type']) == 0 or \ |
|
1133
|
|
|
variable['meter_type'].lower() not in ['meter', 'offline_meter', 'virtual_meter']: |
|
1134
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
|
1135
|
|
|
description='API.INVALID_VARIABLE_METER_TYPE') |
|
1136
|
|
|
if 'meter_id' not in variable.keys() or \ |
|
1137
|
|
|
variable['meter_id'] <= 0: |
|
1138
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
|
1139
|
|
|
description='API.INVALID_VARIABLE_METER_ID') |
|
1140
|
|
|
|
|
1141
|
|
|
cnx = mysql.connector.connect(**config.myems_system_db) |
|
1142
|
|
|
cursor = cnx.cursor() |
|
1143
|
|
|
|
|
1144
|
|
|
cursor.execute(" SELECT name " |
|
1145
|
|
|
" FROM tbl_virtual_meters " |
|
1146
|
|
|
" WHERE name = %s ", (name,)) |
|
1147
|
|
|
if cursor.fetchone() is not None: |
|
1148
|
|
|
cursor.close() |
|
1149
|
|
|
cnx.close() |
|
1150
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.NOT_FOUND', |
|
1151
|
|
|
description='API.VIRTUAL_METER_NAME_IS_ALREADY_IN_USE') |
|
1152
|
|
|
|
|
1153
|
|
|
cursor.execute(" SELECT name " |
|
1154
|
|
|
" FROM tbl_energy_categories " |
|
1155
|
|
|
" WHERE id = %s ", |
|
1156
|
|
|
(energy_category_id,)) |
|
1157
|
|
|
if cursor.fetchone() is None: |
|
1158
|
|
|
cursor.close() |
|
1159
|
|
|
cnx.close() |
|
1160
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND', |
|
1161
|
|
|
description='API.ENERGY_CATEGORY_NOT_FOUND') |
|
1162
|
|
|
|
|
1163
|
|
|
cursor.execute(" SELECT name " |
|
1164
|
|
|
" FROM tbl_cost_centers " |
|
1165
|
|
|
" WHERE id = %s ", |
|
1166
|
|
|
(new_values['cost_center']['id'],)) |
|
1167
|
|
|
row = cursor.fetchone() |
|
1168
|
|
|
if row is None: |
|
1169
|
|
|
cursor.close() |
|
1170
|
|
|
cnx.close() |
|
1171
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND', |
|
1172
|
|
|
description='API.COST_CENTER_NOT_FOUND') |
|
1173
|
|
|
|
|
1174
|
|
View Code Duplication |
if energy_item_id is not None: |
|
|
|
|
|
|
1175
|
|
|
cursor.execute(" SELECT name, energy_category_id " |
|
1176
|
|
|
" FROM tbl_energy_items " |
|
1177
|
|
|
" WHERE id = %s ", |
|
1178
|
|
|
(new_values['energy_item']['id'],)) |
|
1179
|
|
|
row = cursor.fetchone() |
|
1180
|
|
|
if row is None: |
|
1181
|
|
|
cursor.close() |
|
1182
|
|
|
cnx.close() |
|
1183
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND', |
|
1184
|
|
|
description='API.ENERGY_ITEM_NOT_FOUND') |
|
1185
|
|
|
else: |
|
1186
|
|
|
if row[1] != energy_category_id: |
|
1187
|
|
|
cursor.close() |
|
1188
|
|
|
cnx.close() |
|
1189
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_404, title='API.BAD_REQUEST', |
|
1190
|
|
|
description='API.ENERGY_ITEM_IS_NOT_BELONG_TO_ENERGY_CATEGORY') |
|
1191
|
|
|
|
|
1192
|
|
|
for variable in new_values['expression']['variables']: |
|
1193
|
|
View Code Duplication |
if variable['meter_type'].lower() == 'meter': |
|
|
|
|
|
|
1194
|
|
|
cursor.execute(" SELECT name " |
|
1195
|
|
|
" FROM tbl_meters " |
|
1196
|
|
|
" WHERE id = %s ", (variable['meter_id'],)) |
|
1197
|
|
|
if cursor.fetchone() is None: |
|
1198
|
|
|
cursor.close() |
|
1199
|
|
|
cnx.close() |
|
1200
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_404, |
|
1201
|
|
|
title='API.NOT_FOUND', |
|
1202
|
|
|
description='API.METER_OF_VARIABLE_NOT_FOUND') |
|
1203
|
|
|
elif variable['meter_type'].lower() == 'offline_meter': |
|
1204
|
|
|
cursor.execute(" SELECT name " |
|
1205
|
|
|
" FROM tbl_offline_meters " |
|
1206
|
|
|
" WHERE id = %s ", (variable['meter_id'],)) |
|
1207
|
|
|
if cursor.fetchone() is None: |
|
1208
|
|
|
cursor.close() |
|
1209
|
|
|
cnx.close() |
|
1210
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_404, |
|
1211
|
|
|
title='API.NOT_FOUND', |
|
1212
|
|
|
description='API.OFFLINE_METER_OF_VARIABLE_NOT_FOUND') |
|
1213
|
|
|
elif variable['meter_type'].lower() == 'virtual_meter': |
|
1214
|
|
|
cursor.execute(" SELECT name " |
|
1215
|
|
|
" FROM tbl_virtual_meters " |
|
1216
|
|
|
" WHERE id = %s ", (variable['meter_id'],)) |
|
1217
|
|
|
if cursor.fetchone() is None: |
|
1218
|
|
|
cursor.close() |
|
1219
|
|
|
cnx.close() |
|
1220
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_404, |
|
1221
|
|
|
title='API.NOT_FOUND', |
|
1222
|
|
|
description='API.VIRTUAL_METER_OF_VARIABLE_NOT_FOUND') |
|
1223
|
|
|
|
|
1224
|
|
|
add_values = (" INSERT INTO tbl_virtual_meters " |
|
1225
|
|
|
" (name, uuid, equation, energy_category_id, is_counted, " |
|
1226
|
|
|
" cost_center_id, energy_item_id, description) " |
|
1227
|
|
|
" VALUES (%s, %s, %s, %s, %s, %s, %s, %s) ") |
|
1228
|
|
|
cursor.execute(add_values, (name, |
|
1229
|
|
|
str(uuid.uuid4()), |
|
1230
|
|
|
new_values['expression']['equation'].lower(), |
|
1231
|
|
|
energy_category_id, |
|
1232
|
|
|
is_counted, |
|
1233
|
|
|
cost_center_id, |
|
1234
|
|
|
energy_item_id, |
|
1235
|
|
|
description)) |
|
1236
|
|
|
new_id = cursor.lastrowid |
|
1237
|
|
|
cnx.commit() |
|
1238
|
|
|
|
|
1239
|
|
|
# add variables |
|
1240
|
|
|
for variable in new_values['expression']['variables']: |
|
1241
|
|
|
add_values = (" INSERT INTO tbl_variables (name, virtual_meter_id, meter_type, meter_id) " |
|
1242
|
|
|
" VALUES (%s, %s, %s, %s) ") |
|
1243
|
|
|
cursor.execute(add_values, (variable['name'].lower(), |
|
1244
|
|
|
new_id, |
|
1245
|
|
|
variable['meter_type'], |
|
1246
|
|
|
variable['meter_id'],)) |
|
1247
|
|
|
cnx.commit() |
|
1248
|
|
|
|
|
1249
|
|
|
cursor.close() |
|
1250
|
|
|
cnx.close() |
|
1251
|
|
|
|
|
1252
|
|
|
resp.status = falcon.HTTP_201 |
|
1253
|
|
|
resp.location = '/virtualmeters/' + str(new_id) |
|
1254
|
|
|
|
|
1255
|
|
|
|
|
1256
|
|
|
class VirtualMeterClone: |
|
1257
|
|
|
def __init__(self): |
|
1258
|
|
|
pass |
|
1259
|
|
|
|
|
1260
|
|
|
@staticmethod |
|
1261
|
|
|
def on_options(req, resp, id_): |
|
1262
|
|
|
_ = req |
|
1263
|
|
|
resp.status = falcon.HTTP_200 |
|
1264
|
|
|
_ = id_ |
|
1265
|
|
|
|
|
1266
|
|
|
@staticmethod |
|
1267
|
|
|
@user_logger |
|
1268
|
|
|
def on_post(req, resp, id_): |
|
1269
|
|
|
admin_control(req) |
|
1270
|
|
|
if not id_.isdigit() or int(id_) <= 0: |
|
1271
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', |
|
1272
|
|
|
description='API.INVALID_VIRTUAL_METER_ID') |
|
1273
|
|
|
|
|
1274
|
|
|
cnx = mysql.connector.connect(**config.myems_system_db) |
|
1275
|
|
|
cursor = cnx.cursor() |
|
1276
|
|
|
|
|
1277
|
|
|
query = (" SELECT id, name, uuid " |
|
1278
|
|
|
" FROM tbl_energy_categories ") |
|
1279
|
|
|
cursor.execute(query) |
|
1280
|
|
|
rows_energy_categories = cursor.fetchall() |
|
1281
|
|
|
|
|
1282
|
|
|
energy_category_dict = dict() |
|
1283
|
|
|
if rows_energy_categories is not None and len(rows_energy_categories) > 0: |
|
1284
|
|
|
for row in rows_energy_categories: |
|
1285
|
|
|
energy_category_dict[row[0]] = {"id": row[0], |
|
1286
|
|
|
"name": row[1], |
|
1287
|
|
|
"uuid": row[2]} |
|
1288
|
|
|
|
|
1289
|
|
|
query = (" SELECT id, name, uuid, energy_category_id " |
|
1290
|
|
|
" FROM tbl_energy_items ") |
|
1291
|
|
|
cursor.execute(query) |
|
1292
|
|
|
rows_energy_items = cursor.fetchall() |
|
1293
|
|
|
|
|
1294
|
|
|
energy_item_dict = dict() |
|
1295
|
|
|
if rows_energy_items is not None and len(rows_energy_items) > 0: |
|
1296
|
|
|
for row in rows_energy_items: |
|
1297
|
|
|
energy_item_dict[row[0]] = {"id": row[0], |
|
1298
|
|
|
"name": row[1], |
|
1299
|
|
|
"uuid": row[2]} |
|
1300
|
|
|
|
|
1301
|
|
|
query = (" SELECT id, name, uuid " |
|
1302
|
|
|
" FROM tbl_cost_centers ") |
|
1303
|
|
|
cursor.execute(query) |
|
1304
|
|
|
rows_cost_centers = cursor.fetchall() |
|
1305
|
|
|
|
|
1306
|
|
|
cost_center_dict = dict() |
|
1307
|
|
|
if rows_cost_centers is not None and len(rows_cost_centers) > 0: |
|
1308
|
|
|
for row in rows_cost_centers: |
|
1309
|
|
|
cost_center_dict[row[0]] = {"id": row[0], |
|
1310
|
|
|
"name": row[1], |
|
1311
|
|
|
"uuid": row[2]} |
|
1312
|
|
|
query = (" SELECT id, name, uuid, equation, energy_category_id, is_counted, cost_center_id, " |
|
1313
|
|
|
" energy_item_id, description " |
|
1314
|
|
|
" FROM tbl_virtual_meters " |
|
1315
|
|
|
" WHERE id = %s ") |
|
1316
|
|
|
cursor.execute(query, (id_,)) |
|
1317
|
|
|
row = cursor.fetchone() |
|
1318
|
|
|
if row is None: |
|
1319
|
|
|
raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND', |
|
1320
|
|
|
description='API.VIRTUAL_METER_NOT_FOUND') |
|
1321
|
|
|
else: |
|
1322
|
|
|
meta_result = {"id": row[0], |
|
1323
|
|
|
"name": row[1], |
|
1324
|
|
|
"uuid": row[2], |
|
1325
|
|
|
"equation": row[3], |
|
1326
|
|
|
"energy_category": energy_category_dict.get(row[4], None), |
|
1327
|
|
|
"is_counted": True if row[5] else False, |
|
1328
|
|
|
"cost_center": cost_center_dict.get(row[6], None), |
|
1329
|
|
|
"energy_item": energy_item_dict.get(row[7], None), |
|
1330
|
|
|
"description": row[8], |
|
1331
|
|
|
"expression": {}} |
|
1332
|
|
|
|
|
1333
|
|
|
expression = dict() |
|
1334
|
|
|
|
|
1335
|
|
|
if meta_result["equation"] is not None: |
|
1336
|
|
|
expression = {'equation': meta_result["equation"], 'variables': []} |
|
1337
|
|
|
|
|
1338
|
|
|
query_variables = (" SELECT v.id, v.name, v.meter_type, v.meter_id " |
|
1339
|
|
|
" FROM tbl_virtual_meters vm, tbl_variables v " |
|
1340
|
|
|
" WHERE vm.id = %s AND v.virtual_meter_id = vm.id " |
|
1341
|
|
|
" ORDER BY v.name ") |
|
1342
|
|
|
cursor.execute(query_variables, (meta_result["id"],)) |
|
1343
|
|
|
rows_variables = cursor.fetchall() |
|
1344
|
|
|
if rows_variables is not None: |
|
1345
|
|
|
for row_variable in rows_variables: |
|
1346
|
|
|
if row_variable[2].lower() == 'meter': |
|
1347
|
|
|
query_meter = (" SELECT m.name " |
|
1348
|
|
|
" FROM tbl_meters m " |
|
1349
|
|
|
" WHERE m.id = %s ") |
|
1350
|
|
|
cursor.execute(query_meter, (row_variable[3],)) |
|
1351
|
|
|
row_meter = cursor.fetchone() |
|
1352
|
|
|
if row_meter is not None: |
|
1353
|
|
|
expression['variables'].append({'id': row_variable[0], |
|
1354
|
|
|
'name': row_variable[1], |
|
1355
|
|
|
'meter_type': row_variable[2], |
|
1356
|
|
|
'meter_id': row_variable[3], |
|
1357
|
|
|
'meter_name': row_meter[0]}) |
|
1358
|
|
|
elif row_variable[2].lower() == 'offline_meter': |
|
1359
|
|
|
query_meter = (" SELECT m.name " |
|
1360
|
|
|
" FROM tbl_offline_meters m " |
|
1361
|
|
|
" WHERE m.id = %s ") |
|
1362
|
|
|
cursor.execute(query_meter, (row_variable[3],)) |
|
1363
|
|
|
row_meter = cursor.fetchone() |
|
1364
|
|
|
if row_meter is not None: |
|
1365
|
|
|
expression['variables'].append({'id': row_variable[0], |
|
1366
|
|
|
'name': row_variable[1], |
|
1367
|
|
|
'meter_type': row_variable[2], |
|
1368
|
|
|
'meter_id': row_variable[3], |
|
1369
|
|
|
'meter_name': row_meter[0]}) |
|
1370
|
|
|
elif row_variable[2].lower() == 'virtual_meter': |
|
1371
|
|
|
query_meter = (" SELECT m.name " |
|
1372
|
|
|
" FROM tbl_virtual_meters m " |
|
1373
|
|
|
" WHERE m.id = %s ") |
|
1374
|
|
|
cursor.execute(query_meter, (row_variable[3],)) |
|
1375
|
|
|
row_meter = cursor.fetchone() |
|
1376
|
|
|
if row_meter is not None: |
|
1377
|
|
|
expression['variables'].append({'id': row_variable[0], |
|
1378
|
|
|
'name': row_variable[1], |
|
1379
|
|
|
'meter_type': row_variable[2], |
|
1380
|
|
|
'meter_id': row_variable[3], |
|
1381
|
|
|
'meter_name': row_meter[0]}) |
|
1382
|
|
|
|
|
1383
|
|
|
meta_result['expression'] = expression |
|
1384
|
|
|
timezone_offset = int(config.utc_offset[1:3]) * 60 + int(config.utc_offset[4:6]) |
|
1385
|
|
|
if config.utc_offset[0] == '-': |
|
1386
|
|
|
timezone_offset = -timezone_offset |
|
1387
|
|
|
new_name = (str.strip(meta_result['name']) + |
|
1388
|
|
|
(datetime.utcnow() + timedelta(minutes=timezone_offset)).isoformat(sep='-', timespec='seconds')) |
|
1389
|
|
|
energy_item_id = meta_result['energy_item']['id'] if meta_result['energy_item'] is not None else None |
|
1390
|
|
|
add_values = (" INSERT INTO tbl_virtual_meters " |
|
1391
|
|
|
" (name, uuid, equation, energy_category_id, is_counted, " |
|
1392
|
|
|
" cost_center_id, energy_item_id, description) " |
|
1393
|
|
|
" VALUES (%s, %s, %s, %s, %s, %s, %s, %s) ") |
|
1394
|
|
|
cursor.execute(add_values, (new_name, |
|
1395
|
|
|
str(uuid.uuid4()), |
|
1396
|
|
|
meta_result['expression']['equation'].lower(), |
|
1397
|
|
|
meta_result['energy_category']['id'], |
|
1398
|
|
|
meta_result['is_counted'], |
|
1399
|
|
|
meta_result['cost_center']['id'], |
|
1400
|
|
|
energy_item_id, |
|
1401
|
|
|
meta_result['description'])) |
|
1402
|
|
|
new_id = cursor.lastrowid |
|
1403
|
|
|
cnx.commit() |
|
1404
|
|
|
|
|
1405
|
|
|
# add variables |
|
1406
|
|
|
for variable in meta_result['expression']['variables']: |
|
1407
|
|
|
add_values = (" INSERT INTO tbl_variables (name, virtual_meter_id, meter_type, meter_id) " |
|
1408
|
|
|
" VALUES (%s, %s, %s, %s) ") |
|
1409
|
|
|
cursor.execute(add_values, (variable['name'].lower(), |
|
1410
|
|
|
new_id, |
|
1411
|
|
|
variable['meter_type'], |
|
1412
|
|
|
variable['meter_id'],)) |
|
1413
|
|
|
cnx.commit() |
|
1414
|
|
|
|
|
1415
|
|
|
cursor.close() |
|
1416
|
|
|
cnx.close() |
|
1417
|
|
|
|
|
1418
|
|
|
resp.status = falcon.HTTP_201 |
|
1419
|
|
|
resp.location = '/virtualmeters/' + str(new_id) |
|
1420
|
|
|
|
|
1421
|
|
|
|