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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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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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#################################################################################################################### |
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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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View Code Duplication |
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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if "reporting_period" not in result.keys() or \ |
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"values" not in result['reporting_period'].keys() or len(result['reporting_period']['values']) == 0: |
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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 generate_excel(data, name, start, end, period): |
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""" |
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parameter: |
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name, |
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data, |
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start, end |
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period |
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""" |
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# For test |
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# start = "2021-01-01" |
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# end = "2021-01-05" |
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# period = 'day' |
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# name = "AHc01进线柜正向有功Wp" |
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# |
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# with open('test.json', 'r') as fr: |
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# json_data = fr.read() |
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# data = json.loads(json_data) |
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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 = 118 |
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for i in range(2, 11 + 1): |
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ws.row_dimensions[i].height = 30 |
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for i in range(12, 43 + 1): |
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ws.row_dimensions[i].height = 30 |
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# Col width |
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ws.column_dimensions['A'].width = 1.5 |
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for i in range(ord('B'), ord('I')): |
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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=False, |
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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=False, |
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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=False, |
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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=False, |
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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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ws.add_image(img, 'B1') |
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# Title |
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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 |
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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'].border = b_border |
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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'] = start + "__" + end |
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ws.merge_cells("G3:H3") |
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################################################# |
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# First: 能耗分析 |
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# 6: title |
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# 7: table title |
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# 8~9 table_data |
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################################################# |
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has_energy_data_flag = True |
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if "values" not in data['reporting_period'].keys() or len(data['reporting_period']['values']) == 0: |
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has_energy_data_flag = False |
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if has_energy_data_flag: |
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ws['B6'].font = title_font |
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ws['B6'] = name + '能耗分析' |
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report = data['reporting_period'] |
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# print(report) |
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category = data['meter']['energy_category_name'] |
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ca_len = len(category) |
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ws['B7'].fill = table_fill |
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ws['B8'].font = title_font |
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ws['B8'].alignment = c_c_alignment |
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ws['B8'] = '能耗' |
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ws['B8'].border = f_border |
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ws['B9'].font = title_font |
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ws['B9'].alignment = c_c_alignment |
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ws['B9'] = '环比' |
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ws['B9'].border = f_border |
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for i in range(0, ca_len): |
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col = chr(ord('C') + i) |
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row = '7' |
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cell = col + row |
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ws[col + '7'].fill = table_fill |
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ws[col + '7'].font = name_font |
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ws[col + '7'].alignment = c_c_alignment |
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ws[col + '7'] = data['meter']['energy_category_name'] + " (" + data['meter']['unit_of_measure'] + ")" |
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ws[col + '7'].border = f_border |
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ws[col + '8'].font = name_font |
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ws[col + '8'].alignment = c_c_alignment |
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ws[col + '8'] = round(report['total_in_category'], 0) |
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ws[col + '8'].border = f_border |
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ws[col + '9'].font = name_font |
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ws[col + '9'].alignment = c_c_alignment |
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ws[col + '9'] = str(round(report['increment_rate'] * 100, 2)) + "%" |
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ws[col + '9'].border = f_border |
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# TCE TCO2E |
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end_col = col |
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# TCE |
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tce_col = chr(ord(end_col) + 1) |
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ws[tce_col + '7'].fill = table_fill |
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ws[tce_col + '7'].font = name_font |
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ws[tce_col + '7'].alignment = c_c_alignment |
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ws[tce_col + '7'] = "TCE" |
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ws[tce_col + '7'].border = f_border |
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ws[tce_col + '8'].font = name_font |
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ws[tce_col + '8'].alignment = c_c_alignment |
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ws[tce_col + '8'] = round(report['total_in_category'], 0) |
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ws[tce_col + '8'].border = f_border |
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ws[tce_col + '9'].font = name_font |
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ws[tce_col + '9'].alignment = c_c_alignment |
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ws[tce_col + '9'] = str(round(report['increment_rate'] * 100, 2)) + "%" |
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ws[tce_col + '9'].border = f_border |
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# TCO2E |
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tco2e_col = chr(ord(end_col) + 2) |
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ws[tco2e_col + '7'].fill = table_fill |
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ws[tco2e_col + '7'].font = name_font |
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ws[tco2e_col + '7'].alignment = c_c_alignment |
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ws[tco2e_col + '7'] = "TCO2E" |
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ws[tco2e_col + '7'].border = f_border |
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ws[tco2e_col + '8'].font = name_font |
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ws[tco2e_col + '8'].alignment = c_c_alignment |
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ws[tco2e_col + '8'] = round(report['total_in_kgco2e'], 0) |
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ws[tco2e_col + '8'].border = f_border |
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ws[tco2e_col + '9'].font = name_font |
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ws[tco2e_col + '9'].alignment = c_c_alignment |
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ws[tco2e_col + '9'] = str(round(report['increment_rate'] * 100, 2)) + "%" |
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ws[tco2e_col + '9'].border = f_border |
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else: |
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for i in range(6, 9 + 1): |
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ws.row_dimensions[i].height = 0.1 |
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################################################# |
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# Second: 能耗详情 |
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# 11: title |
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# 12: table title |
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# 13~43: table_data |
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################################################# |
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has_energy_detail_flag = True |
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report = data['reporting_period'] |
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times = report['timestamps'] |
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if "values" not in data['reporting_period'].keys() or len(data['reporting_period']['values']) == 0: |
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has_energy_detail_flag = False |
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if has_energy_detail_flag: |
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ws['B11'].font = title_font |
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ws['B11'] = name + '能耗详情' |
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ws['B12'].fill = table_fill |
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ws['B12'].border = f_border |
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ws['B12'].alignment = c_c_alignment |
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ws['B12'] = '时间' |
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time = times |
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has_data = False |
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max_row = 0 |
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if len(time) > 0: |
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has_data = True |
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max_row = 12 + len(time) |
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284
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View Code Duplication |
if has_data: |
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for i in range(0, len(time)): |
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col = 'B' |
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row = str(13 + i) |
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# col = chr(ord('B') + i) |
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ws[col + row].font = title_font |
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ws[col + row].alignment = c_c_alignment |
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ws[col + row] = time[i] |
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ws[col + row].border = f_border |
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for i in range(0, ca_len): |
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# 12 title |
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col = chr(ord('C') + i) |
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ws[col + '12'].fill = table_fill |
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ws[col + '12'].font = title_font |
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ws[col + '12'].alignment = c_c_alignment |
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ws[col + '12'] = data['meter']['energy_category_name'] + " (" + data['meter']['unit_of_measure'] + ")" |
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ws[col + '12'].border = f_border |
|
303
|
|
|
|
|
304
|
|
|
# 13 data |
|
305
|
|
|
time = times |
|
306
|
|
|
time_len = len(time) |
|
307
|
|
|
|
|
308
|
|
|
for j in range(0, time_len): |
|
309
|
|
|
row = str(13 + j) |
|
310
|
|
|
# col = chr(ord('B') + i) |
|
311
|
|
|
ws[col + row].font = title_font |
|
312
|
|
|
ws[col + row].alignment = c_c_alignment |
|
313
|
|
|
ws[col + row] = round(report['values'][j], 0) |
|
314
|
|
|
ws[col + row].border = f_border |
|
315
|
|
|
# bar |
|
316
|
|
|
# 13~: bar |
|
317
|
|
|
bar = BarChart() |
|
318
|
|
|
labels = Reference(ws, min_col=2, min_row=13, max_row=max_row + 1) |
|
319
|
|
|
bar_data = Reference(ws, min_col=3 + i, min_row=12, max_row=max_row + 1) # openpyxl bug |
|
320
|
|
|
bar.add_data(bar_data, titles_from_data=True) |
|
321
|
|
|
bar.set_categories(labels) |
|
322
|
|
|
bar.height = 5.25 # cm 1.05*5 1.05cm = 30 pt |
|
323
|
|
|
bar.width = 18 |
|
324
|
|
|
# pie.title = "Pies sold by category" |
|
325
|
|
|
bar.dLbls = DataLabelList() |
|
326
|
|
|
bar.dLbls.showCatName = True # 标签显示 |
|
327
|
|
|
bar.dLbls.showVal = True # 数量显示 |
|
328
|
|
|
bar.dLbls.showPercent = True # 百分比显示 |
|
329
|
|
|
# s1 = CharacterProperties(sz=1800) # 图表中字体大小 *100 |
|
330
|
|
|
chart_col = chr(ord('B') + 2 * i) |
|
331
|
|
|
chart_cell = chart_col + str(max_row + 2) |
|
332
|
|
|
ws.add_chart(bar, chart_cell) |
|
333
|
|
|
else: |
|
334
|
|
|
for i in range(11, 43 + 1): |
|
335
|
|
|
ws.row_dimensions[i].height = 0.0 |
|
336
|
|
|
filename = str(uuid.uuid4()) + '.xlsx' |
|
337
|
|
|
wb.save(filename) |
|
338
|
|
|
|
|
339
|
|
|
return filename |
|
340
|
|
|
|
myems /
myems-api
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