565 lines
23 KiB
Python
565 lines
23 KiB
Python
import base64
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import uuid
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import os
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from openpyxl.chart import (
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BarChart,
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LineChart,
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Reference,
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)
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from openpyxl.styles import PatternFill, Border, Side, Alignment, Protection, Font
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from openpyxl.drawing.image import Image
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from openpyxl import Workbook
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from openpyxl.chart.label import DataLabelList
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import openpyxl.utils.cell as format_cell
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####################################################################################################################
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# PROCEDURES
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# Step 1: Validate the report data
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# Step 2: Generate excelexporters file
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# Step 3: Encode the excelexporters file to Base64
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####################################################################################################################
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def export(result, name, reporting_start_datetime_local, reporting_end_datetime_local, period_type):
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####################################################################################################################
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# Step 1: Validate the report data
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####################################################################################################################
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if result is None:
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return None
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####################################################################################################################
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# Step 2: Generate excel file from the report data
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####################################################################################################################
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filename = generate_excel(result,
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name,
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reporting_start_datetime_local,
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reporting_end_datetime_local,
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period_type)
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####################################################################################################################
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# Step 3: Encode the excel file to Base64
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####################################################################################################################
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try:
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with open(filename, 'rb') as binary_file:
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binary_file_data = binary_file.read()
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except IOError as ex:
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pass
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# Base64 encode the bytes
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base64_encoded_data = base64.b64encode(binary_file_data)
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# get the Base64 encoded data using human-readable characters.
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base64_message = base64_encoded_data.decode('utf-8')
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# delete the file from server
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try:
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os.remove(filename)
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except NotImplementedError as ex:
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pass
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return base64_message
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def timestamps_data_all_equal_0(lists):
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for i, value in enumerate(list(lists)):
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if len(value) > 0:
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return False
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return True
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def get_parameters_timestamps_lists_max_len(parameters_timestamps_lists):
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max_len = 0
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for i, value in enumerate(list(parameters_timestamps_lists)):
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if len(value) > max_len:
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max_len = len(value)
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return max_len
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def timestamps_data_not_equal_0(lists):
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number = 0
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for i, value in enumerate(list(lists)):
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if len(value) > 0:
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number += 1
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return number
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def decimal_to_column(num=65):
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string = ''
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num = num - 64
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# The column number is not greater than 90
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if num <= 26:
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return chr(num+64)
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# The column number is greater than 90
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while num // 26 > 0:
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if num % 26 == 0:
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string += 'Z'
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num = num // 26 - 1
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else:
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string += chr(num % 26 + 64)
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num //= 26
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# Avoid conversion errors that might occur between 741 and 766
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if num > 0:
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string += chr(num + 64)
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return string[::-1]
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def column_to_decimal(string='A'):
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num = 0
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for index, key in enumerate(string[::-1]):
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num += (ord(key) - 64) * (26 ** index)
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return num + 64
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def generate_excel(report, name, reporting_start_datetime_local, reporting_end_datetime_local, period_type):
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wb = Workbook()
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ws = wb.active
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# Row height
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ws.row_dimensions[1].height = 102
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for i in range(2, 2000 + 1):
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ws.row_dimensions[i].height = 42
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# Col width
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ws.column_dimensions['A'].width = 1.5
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ws.column_dimensions['B'].width = 25.0
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for i in range(ord('C'), ord('L')):
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ws.column_dimensions[chr(i)].width = 15.0
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# Font
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name_font = Font(name='Constantia', size=15, bold=True)
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title_font = Font(name='宋体', size=15, bold=True)
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data_font = Font(name='Franklin Gothic Book', size=11)
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table_fill = PatternFill(fill_type='solid', fgColor='1F497D')
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f_border = Border(left=Side(border_style='medium', color='00000000'),
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right=Side(border_style='medium', color='00000000'),
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bottom=Side(border_style='medium', color='00000000'),
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top=Side(border_style='medium', color='00000000')
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)
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b_border = Border(
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bottom=Side(border_style='medium', color='00000000'),
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)
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b_c_alignment = Alignment(vertical='bottom',
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horizontal='center',
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text_rotation=0,
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wrap_text=True,
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shrink_to_fit=False,
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indent=0)
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c_c_alignment = Alignment(vertical='center',
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horizontal='center',
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text_rotation=0,
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wrap_text=True,
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shrink_to_fit=False,
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indent=0)
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b_r_alignment = Alignment(vertical='bottom',
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horizontal='right',
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text_rotation=0,
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wrap_text=True,
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shrink_to_fit=False,
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indent=0)
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c_r_alignment = Alignment(vertical='bottom',
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horizontal='center',
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text_rotation=0,
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wrap_text=True,
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shrink_to_fit=False,
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indent=0)
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# Img
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img = Image("excelexporters/myems.png")
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img.width = img.width * 0.85
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img.height = img.height * 0.85
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# img = Image("myems.png")
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ws.add_image(img, 'B1')
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# Title
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ws.row_dimensions[3].height = 60
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ws['B3'].font = name_font
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ws['B3'].alignment = b_r_alignment
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ws['B3'] = 'Name:'
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ws['C3'].border = b_border
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ws['C3'].alignment = b_c_alignment
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ws['C3'].font = name_font
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ws['C3'] = name
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ws['D3'].font = name_font
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ws['D3'].alignment = b_r_alignment
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ws['D3'] = 'Period:'
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ws['E3'].border = b_border
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ws['E3'].alignment = b_c_alignment
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ws['E3'].font = name_font
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ws['E3'] = period_type
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ws['F3'].font = name_font
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ws['F3'].alignment = b_r_alignment
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ws['F3'] = 'Date:'
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ws['G3'].alignment = b_c_alignment
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ws['G3'].font = name_font
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ws['G3'] = reporting_start_datetime_local + "__" + reporting_end_datetime_local
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ws.merge_cells("G3:H3")
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if "reporting_period" not in report.keys() or \
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"difference_values" not in report['reporting_period'].keys() or \
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len(report['reporting_period']['difference_values']) == 0:
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filename = str(uuid.uuid4()) + '.xlsx'
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wb.save(filename)
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return filename
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#################################################
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has_difference_values_data_flag = True
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if 'difference_values' not in report['reporting_period'].keys() or len(
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report['reporting_period']['difference_values']) == 0:
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has_difference_values_data_flag = False
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current_row_number = 6
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if has_difference_values_data_flag:
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reporting_period_data = report['reporting_period']
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category = report['meter']['energy_category_name']
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ws['B' + str(current_row_number)].font = title_font
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ws['B' + str(current_row_number)] = name + ' 报告期'
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current_row_number += 1
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ws.row_dimensions[current_row_number].height = 60
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ws['B' + str(current_row_number)].fill = table_fill
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ws['B' + str(current_row_number)].border = f_border
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if not isinstance(category, list):
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ws['C' + str(current_row_number)].fill = table_fill
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ws['C' + str(current_row_number)].font = name_font
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ws['C' + str(current_row_number)].alignment = c_c_alignment
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ws['C' + str(current_row_number)].border = f_border
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ws['C' + str(current_row_number)] = report['meter']['energy_category_name'] + " (" + report['meter'][
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'unit_of_measure'] + ")"
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current_row_number += 1
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ws['B' + str(current_row_number)].font = title_font
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ws['B' + str(current_row_number)].alignment = c_c_alignment
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ws['B' + str(current_row_number)].border = f_border
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ws['B' + str(current_row_number)] = '总表消耗'
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ws['C' + str(current_row_number)].font = name_font
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ws['C' + str(current_row_number)].alignment = c_c_alignment
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ws['C' + str(current_row_number)].border = f_border
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ws['C' + str(current_row_number)] = round(reporting_period_data['master_meter_consumption_in_category'], 2)
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current_row_number += 1
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ws['B' + str(current_row_number)].font = title_font
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ws['B' + str(current_row_number)].alignment = c_c_alignment
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ws['B' + str(current_row_number)].border = f_border
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ws['B' + str(current_row_number)] = '分表消耗'
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ws['C' + str(current_row_number)].font = name_font
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ws['C' + str(current_row_number)].alignment = c_c_alignment
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ws['C' + str(current_row_number)].border = f_border
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ws['C' + str(current_row_number)] = round(reporting_period_data['submeters_consumption_in_category'], 2)
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current_row_number += 1
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ws['B' + str(current_row_number)].font = title_font
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ws['B' + str(current_row_number)].alignment = c_c_alignment
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ws['B' + str(current_row_number)].border = f_border
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ws['B' + str(current_row_number)] = '差值'
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ws['C' + str(current_row_number)].font = name_font
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ws['C' + str(current_row_number)].alignment = c_c_alignment
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ws['C' + str(current_row_number)].border = f_border
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ws['C' + str(current_row_number)] = round(reporting_period_data['difference_in_category'], 2)
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current_row_number += 1
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ws['B' + str(current_row_number)].font = title_font
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ws['B' + str(current_row_number)].alignment = c_c_alignment
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ws['B' + str(current_row_number)].border = f_border
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ws['B' + str(current_row_number)] = '差值百分比'
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ws['C' + str(current_row_number)].font = name_font
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ws['C' + str(current_row_number)].alignment = c_c_alignment
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ws['C' + str(current_row_number)].border = f_border
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ws['C' + str(current_row_number)] = str(
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round(reporting_period_data['percentage_difference'] * 100, 2)) + '%'
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current_row_number += 2
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time = reporting_period_data['timestamps']
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parameters_names_len = len(report['parameters']['names'])
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parameters_data = report['parameters']
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parameters_parameters_datas_len = 0
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for i in range(0, parameters_names_len):
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if len(parameters_data['timestamps'][i]) == 0:
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continue
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parameters_parameters_datas_len += 1
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has_time_data_flag = False
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if time is not None and len(time) > 0:
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has_time_data_flag = True
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if has_time_data_flag:
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ws['B' + str(current_row_number)].font = title_font
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ws['B' + str(current_row_number)] = name + ' 详细数据'
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current_row_number += 1
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chart_start_number = current_row_number
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current_row_number = current_row_number + 1 + len(category) * 6 + parameters_parameters_datas_len * 6
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table_start_number = current_row_number
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ws.row_dimensions[current_row_number].height = 60
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ws['B' + str(current_row_number)].fill = table_fill
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ws['B' + str(current_row_number)].font = title_font
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ws['B' + str(current_row_number)].border = f_border
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ws['B' + str(current_row_number)].alignment = c_c_alignment
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ws['B' + str(current_row_number)] = '日期时间'
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ws['C' + str(current_row_number)].fill = table_fill
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ws['C' + str(current_row_number)].font = title_font
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ws['C' + str(current_row_number)].border = f_border
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ws['C' + str(current_row_number)].alignment = c_c_alignment
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ws['C' + str(current_row_number)] = report['meter']['energy_category_name'] + " (" + report['meter'][
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'unit_of_measure'] + ")"
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current_row_number += 1
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for i in range(0, len(time)):
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ws['B' + str(current_row_number)].font = title_font
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ws['B' + str(current_row_number)].border = f_border
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ws['B' + str(current_row_number)].alignment = c_c_alignment
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ws['B' + str(current_row_number)] = time[i]
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ws['C' + str(current_row_number)].font = title_font
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ws['C' + str(current_row_number)].border = f_border
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ws['C' + str(current_row_number)].alignment = c_c_alignment
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ws['C' + str(current_row_number)] = round(reporting_period_data['difference_values'][i], 2)
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current_row_number += 1
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table_end_number = current_row_number - 1
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line = LineChart()
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line.title = '报告期差值 - ' + report['meter']['energy_category_name'] + " (" + report['meter'][
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'unit_of_measure'] + ")"
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labels = Reference(ws, min_col=2, min_row=table_start_number + 1, max_row=table_end_number)
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line_data = Reference(ws, min_col=3, min_row=table_start_number, max_row=table_end_number)
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line.add_data(line_data, titles_from_data=True)
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line.set_categories(labels)
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line_data = line.series[0]
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line_data.marker.symbol = "circle"
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line_data.smooth = True
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line.x_axis.crosses = 'min'
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line.height = 8.25
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line.width = 24
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line.dLbls = DataLabelList()
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line.dLbls.dLblPos = 't'
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line.dLbls.showVal = True # 数量显示
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ws.add_chart(line, "B" + str(chart_start_number))
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ws['B' + str(current_row_number)].font = title_font
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ws['B' + str(current_row_number)].border = f_border
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ws['B' + str(current_row_number)].alignment = c_c_alignment
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ws['B' + str(current_row_number)] = '总计'
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ws['C' + str(current_row_number)].font = title_font
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ws['C' + str(current_row_number)].border = f_border
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ws['C' + str(current_row_number)].alignment = c_c_alignment
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ws['C' + str(current_row_number)] = round(reporting_period_data['master_meter_consumption_in_category']
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, 2)
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else:
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pass
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##########################################
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has_parameters_names_and_timestamps_and_values_data = True
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# 12 is the starting line number of the last line chart in the report period
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category = report['meter']['energy_category_name']
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ca_len = len(category)
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time_len = len(report['reporting_period']['timestamps'])
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current_sheet_parameters_row_number = 14 + ca_len * 6
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if 'parameters' not in report.keys() or \
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report['parameters'] is None or \
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'names' not in report['parameters'].keys() or \
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report['parameters']['names'] is None or \
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len(report['parameters']['names']) == 0 or \
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'timestamps' not in report['parameters'].keys() or \
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report['parameters']['timestamps'] is None or \
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len(report['parameters']['timestamps']) == 0 or \
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'values' not in report['parameters'].keys() or \
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report['parameters']['values'] is None or \
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len(report['parameters']['values']) == 0 or \
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timestamps_data_all_equal_0(report['parameters']['timestamps']):
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has_parameters_names_and_timestamps_and_values_data = False
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if has_parameters_names_and_timestamps_and_values_data:
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###############################
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# new worksheet
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###############################
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parameters_data = report['parameters']
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parameters_names_len = len(parameters_data['names'])
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parameters_ws = wb.create_sheet('相关参数')
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parameters_timestamps_data_max_len = \
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get_parameters_timestamps_lists_max_len(list(parameters_data['timestamps']))
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# Row height
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parameters_ws.row_dimensions[1].height = 102
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for i in range(2, 7 + 1):
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parameters_ws.row_dimensions[i].height = 42
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for i in range(8, parameters_timestamps_data_max_len + 10):
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parameters_ws.row_dimensions[i].height = 60
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# Col width
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parameters_ws.column_dimensions['A'].width = 1.5
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parameters_ws.column_dimensions['B'].width = 25.0
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for i in range(3, 12 + parameters_names_len * 3):
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parameters_ws.column_dimensions[format_cell.get_column_letter(i)].width = 15.0
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# Img
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img = Image("excelexporters/myems.png")
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img.width = img.width * 0.85
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img.height = img.height * 0.85
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# img = Image("myems.png")
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parameters_ws.add_image(img, 'B1')
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# Title
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parameters_ws.row_dimensions[3].height = 60
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parameters_ws['B3'].font = name_font
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parameters_ws['B3'].alignment = b_r_alignment
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parameters_ws['B3'] = 'Name:'
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parameters_ws['C3'].border = b_border
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parameters_ws['C3'].alignment = b_c_alignment
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parameters_ws['C3'].font = name_font
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parameters_ws['C3'] = name
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parameters_ws['D3'].font = name_font
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parameters_ws['D3'].alignment = b_r_alignment
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parameters_ws['D3'] = 'Period:'
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parameters_ws['E3'].border = b_border
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parameters_ws['E3'].alignment = b_c_alignment
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parameters_ws['E3'].font = name_font
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parameters_ws['E3'] = period_type
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parameters_ws['F3'].font = name_font
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parameters_ws['F3'].alignment = b_r_alignment
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parameters_ws['F3'] = 'Date:'
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parameters_ws['G3'].border = b_border
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parameters_ws['G3'].alignment = b_c_alignment
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parameters_ws['G3'].font = name_font
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parameters_ws['G3'] = reporting_start_datetime_local + "__" + reporting_end_datetime_local
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parameters_ws.merge_cells("G3:H3")
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parameters_ws_current_row_number = 6
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parameters_ws['B' + str(parameters_ws_current_row_number)].font = title_font
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parameters_ws['B' + str(parameters_ws_current_row_number)] = name + ' 相关参数'
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|
|
parameters_ws_current_row_number += 1
|
|
|
|
parameters_table_start_row_number = parameters_ws_current_row_number
|
|
|
|
parameters_ws.row_dimensions[parameters_ws_current_row_number].height = 80
|
|
|
|
parameters_ws_current_row_number += 1
|
|
|
|
table_current_col_number = 'B'
|
|
|
|
for i in range(0, parameters_names_len):
|
|
|
|
if len(parameters_data['timestamps'][i]) == 0:
|
|
continue
|
|
|
|
parameters_ws[table_current_col_number + str(parameters_ws_current_row_number - 1)].fill = table_fill
|
|
parameters_ws[table_current_col_number + str(parameters_ws_current_row_number - 1)].border = f_border
|
|
|
|
col = decimal_to_column(column_to_decimal(table_current_col_number) + 1)
|
|
|
|
parameters_ws[col + str(parameters_ws_current_row_number - 1)].fill = table_fill
|
|
parameters_ws[col + str(parameters_ws_current_row_number - 1)].border = f_border
|
|
parameters_ws[col + str(parameters_ws_current_row_number - 1)].font = name_font
|
|
parameters_ws[col + str(parameters_ws_current_row_number - 1)].alignment = c_c_alignment
|
|
parameters_ws[col + str(parameters_ws_current_row_number - 1)] = parameters_data['names'][i]
|
|
|
|
table_current_row_number = parameters_ws_current_row_number
|
|
|
|
for j, value in enumerate(list(parameters_data['timestamps'][i])):
|
|
col = table_current_col_number
|
|
|
|
parameters_ws[col + str(table_current_row_number)].border = f_border
|
|
parameters_ws[col + str(table_current_row_number)].font = title_font
|
|
parameters_ws[col + str(table_current_row_number)].alignment = c_c_alignment
|
|
parameters_ws[col + str(table_current_row_number)] = value
|
|
|
|
col = decimal_to_column(column_to_decimal(col) + 1)
|
|
|
|
parameters_ws[col + str(table_current_row_number)].border = f_border
|
|
parameters_ws[col + str(table_current_row_number)].font = title_font
|
|
parameters_ws[col + str(table_current_row_number)].alignment = c_c_alignment
|
|
parameters_ws[col + str(table_current_row_number)] = round(parameters_data['values'][i][j], 2)
|
|
|
|
table_current_row_number += 1
|
|
|
|
table_current_col_number = decimal_to_column(column_to_decimal(table_current_col_number) + 3)
|
|
|
|
########################################################
|
|
# parameters chart and parameters table
|
|
########################################################
|
|
|
|
ws['B' + str(current_sheet_parameters_row_number)].font = title_font
|
|
ws['B' + str(current_sheet_parameters_row_number)] = name + ' 相关参数'
|
|
|
|
current_sheet_parameters_row_number += 1
|
|
|
|
chart_start_row_number = current_sheet_parameters_row_number
|
|
|
|
col_index = 0
|
|
|
|
for i in range(0, parameters_names_len):
|
|
|
|
if len(parameters_data['timestamps'][i]) == 0:
|
|
continue
|
|
|
|
line = LineChart()
|
|
data_col = 3 + col_index * 3
|
|
labels_col = 2 + col_index * 3
|
|
col_index += 1
|
|
line.title = '相关参数 - ' + \
|
|
parameters_ws.cell(row=parameters_table_start_row_number, column=data_col).value
|
|
labels = Reference(parameters_ws, min_col=labels_col, min_row=parameters_table_start_row_number + 1,
|
|
max_row=(len(parameters_data['timestamps'][i]) + parameters_table_start_row_number))
|
|
line_data = Reference(parameters_ws, min_col=data_col, min_row=parameters_table_start_row_number,
|
|
max_row=(len(parameters_data['timestamps'][i]) + parameters_table_start_row_number))
|
|
line.add_data(line_data, titles_from_data=True)
|
|
line.set_categories(labels)
|
|
line_data = line.series[0]
|
|
line_data.marker.symbol = "circle"
|
|
line_data.smooth = True
|
|
line.x_axis.crosses = 'min'
|
|
line.height = 8.25
|
|
line.width = 24
|
|
line.dLbls = DataLabelList()
|
|
line.dLbls.dLblPos = 't'
|
|
line.dLbls.showVal = False
|
|
line.dLbls.showPercent = False
|
|
chart_col = 'B'
|
|
chart_cell = chart_col + str(chart_start_row_number)
|
|
chart_start_row_number += 6
|
|
ws.add_chart(line, chart_cell)
|
|
|
|
filename = str(uuid.uuid4()) + '.xlsx'
|
|
wb.save(filename)
|
|
|
|
return filename
|