1
|
|
|
import base64 |
2
|
|
|
from core.utilities import get_translation |
3
|
|
|
import os |
4
|
|
|
import uuid |
5
|
|
|
from openpyxl import Workbook |
6
|
|
|
from openpyxl.drawing.image import Image |
7
|
|
|
from openpyxl.styles import PatternFill, Border, Side, Alignment, Font |
8
|
|
|
from core.utilities import round2 |
9
|
|
|
|
10
|
|
|
|
11
|
|
|
######################################################################################################################## |
12
|
|
|
# PROCEDURES |
13
|
|
|
# Step 1: Validate the report data |
14
|
|
|
# Step 2: Generate excel file from the report data |
15
|
|
|
# Step 3: Encode the excel file to Base64 |
16
|
|
|
######################################################################################################################## |
17
|
|
|
def export(result, space_name, reporting_start_datetime_local, reporting_end_datetime_local, language): |
18
|
|
|
#################################################################################################################### |
19
|
|
|
# Step 1: Validate the report data |
20
|
|
|
#################################################################################################################### |
21
|
|
|
if result is None: |
22
|
|
|
return None |
23
|
|
|
|
24
|
|
|
#################################################################################################################### |
25
|
|
|
# Step 2: Generate excel file from the report data |
26
|
|
|
#################################################################################################################### |
27
|
|
|
filename = generate_excel(result, |
28
|
|
|
space_name, |
29
|
|
|
reporting_start_datetime_local, |
30
|
|
|
reporting_end_datetime_local, |
31
|
|
|
language) |
32
|
|
|
#################################################################################################################### |
33
|
|
|
# Step 3: Encode the excel file to Base64 |
34
|
|
|
#################################################################################################################### |
35
|
|
|
binary_file_data = b'' |
36
|
|
|
try: |
37
|
|
|
with open(filename, 'rb') as binary_file: |
38
|
|
|
binary_file_data = binary_file.read() |
39
|
|
|
except IOError as ex: |
40
|
|
|
print(str(ex)) |
41
|
|
|
|
42
|
|
|
# Base64 encode the bytes |
43
|
|
|
base64_encoded_data = base64.b64encode(binary_file_data) |
44
|
|
|
# get the Base64 encoded data using human-readable characters. |
45
|
|
|
base64_message = base64_encoded_data.decode('utf-8') |
46
|
|
|
# delete the file from server |
47
|
|
|
try: |
48
|
|
|
os.remove(filename) |
49
|
|
|
except NotImplementedError as ex: |
50
|
|
|
print(str(ex)) |
51
|
|
|
return base64_message |
52
|
|
|
|
53
|
|
|
|
54
|
|
View Code Duplication |
def generate_excel(report, space_name, reporting_start_datetime_local, reporting_end_datetime_local, language): |
|
|
|
|
55
|
|
|
|
56
|
|
|
trans = get_translation(language) |
57
|
|
|
trans.install() |
58
|
|
|
_ = trans.gettext |
59
|
|
|
|
60
|
|
|
wb = Workbook() |
61
|
|
|
ws = wb.active |
62
|
|
|
ws.title = "CombinedEquipmentBatch" |
63
|
|
|
|
64
|
|
|
# Row height |
65
|
|
|
ws.row_dimensions[1].height = 102 |
66
|
|
|
for i in range(2, 5 + 1): |
67
|
|
|
ws.row_dimensions[i].height = 42 |
68
|
|
|
|
69
|
|
|
for i in range(6, len(report['combined_equipments']) + 15): |
70
|
|
|
ws.row_dimensions[i].height = 60 |
71
|
|
|
|
72
|
|
|
# Col width |
73
|
|
|
ws.column_dimensions['A'].width = 1.5 |
74
|
|
|
|
75
|
|
|
ws.column_dimensions['B'].width = 25.0 |
76
|
|
|
|
77
|
|
|
for i in range(ord('C'), ord('L')): |
78
|
|
|
ws.column_dimensions[chr(i)].width = 15.0 |
79
|
|
|
|
80
|
|
|
# Font |
81
|
|
|
name_font = Font(name='Arial', size=15, bold=True) |
82
|
|
|
title_font = Font(name='Arial', size=15, bold=True) |
83
|
|
|
data_font = Font(name='Franklin Gothic Book', size=11) |
84
|
|
|
|
85
|
|
|
table_fill = PatternFill(fill_type='solid', fgColor='90ee90') |
86
|
|
|
f_border = Border(left=Side(border_style='medium'), |
87
|
|
|
right=Side(border_style='medium'), |
88
|
|
|
bottom=Side(border_style='medium'), |
89
|
|
|
top=Side(border_style='medium') |
90
|
|
|
) |
91
|
|
|
b_border = Border( |
92
|
|
|
bottom=Side(border_style='medium'), |
93
|
|
|
) |
94
|
|
|
|
95
|
|
|
b_c_alignment = Alignment(vertical='bottom', |
96
|
|
|
horizontal='center', |
97
|
|
|
text_rotation=0, |
98
|
|
|
wrap_text=True, |
99
|
|
|
shrink_to_fit=False, |
100
|
|
|
indent=0) |
101
|
|
|
c_c_alignment = Alignment(vertical='center', |
102
|
|
|
horizontal='center', |
103
|
|
|
text_rotation=0, |
104
|
|
|
wrap_text=True, |
105
|
|
|
shrink_to_fit=False, |
106
|
|
|
indent=0) |
107
|
|
|
b_r_alignment = Alignment(vertical='bottom', |
108
|
|
|
horizontal='right', |
109
|
|
|
text_rotation=0, |
110
|
|
|
wrap_text=True, |
111
|
|
|
shrink_to_fit=False, |
112
|
|
|
indent=0) |
113
|
|
|
|
114
|
|
|
# Img |
115
|
|
|
img = Image("excelexporters/myems.png") |
116
|
|
|
ws.add_image(img, 'A1') |
117
|
|
|
|
118
|
|
|
# Title |
119
|
|
|
ws['B3'].alignment = b_r_alignment |
120
|
|
|
ws['B3'] = _('Space') + ':' |
121
|
|
|
ws['C3'].border = b_border |
122
|
|
|
ws['C3'].alignment = b_c_alignment |
123
|
|
|
ws['C3'] = space_name |
124
|
|
|
|
125
|
|
|
ws['B4'].alignment = b_r_alignment |
126
|
|
|
ws['B4'] = _('Reporting Start Datetime') + ':' |
127
|
|
|
ws['C4'].border = b_border |
128
|
|
|
ws['C4'].alignment = b_c_alignment |
129
|
|
|
ws['C4'] = reporting_start_datetime_local |
130
|
|
|
|
131
|
|
|
ws['B5'].alignment = b_r_alignment |
132
|
|
|
ws['B5'] = _('Reporting End Datetime') + ':' |
133
|
|
|
ws['C5'].border = b_border |
134
|
|
|
ws['C5'].alignment = b_c_alignment |
135
|
|
|
ws['C5'] = reporting_end_datetime_local |
136
|
|
|
|
137
|
|
|
# Title |
138
|
|
|
ws['B6'].border = f_border |
139
|
|
|
ws['B6'].font = name_font |
140
|
|
|
ws['B6'].alignment = c_c_alignment |
141
|
|
|
ws['B6'].fill = table_fill |
142
|
|
|
ws['B6'] = _('Name') |
143
|
|
|
|
144
|
|
|
ws['C6'].border = f_border |
145
|
|
|
ws['C6'].alignment = c_c_alignment |
146
|
|
|
ws['C6'].font = name_font |
147
|
|
|
ws['C6'].fill = table_fill |
148
|
|
|
ws['C6'] = _('Space') |
149
|
|
|
|
150
|
|
|
ca_len = len(report['energycategories']) |
151
|
|
|
|
152
|
|
|
for i in range(0, ca_len): |
153
|
|
|
col = chr(ord('D') + i) |
154
|
|
|
ws[col + '6'].fill = table_fill |
155
|
|
|
ws[col + '6'].font = name_font |
156
|
|
|
ws[col + '6'].alignment = c_c_alignment |
157
|
|
|
ws[col + '6'] = report['energycategories'][i]['name'] + \ |
158
|
|
|
" (" + report['energycategories'][i]['unit_of_measure'] + ")" |
159
|
|
|
ws[col + '6'].border = f_border |
160
|
|
|
|
161
|
|
|
current_row_number = 7 |
162
|
|
|
for i in range(0, len(report['combined_equipments'])): |
163
|
|
|
|
164
|
|
|
ws['B' + str(current_row_number)].font = title_font |
|
|
|
|
165
|
|
|
ws['B' + str(current_row_number)].border = f_border |
166
|
|
|
ws['B' + str(current_row_number)].alignment = c_c_alignment |
167
|
|
|
ws['B' + str(current_row_number)] = report['combined_equipments'][i]['combined_equipment_name'] |
168
|
|
|
|
169
|
|
|
ws['C' + str(current_row_number)].font = title_font |
170
|
|
|
ws['C' + str(current_row_number)].border = f_border |
171
|
|
|
ws['C' + str(current_row_number)].alignment = c_c_alignment |
172
|
|
|
ws['C' + str(current_row_number)] = report['combined_equipments'][i]['space_name'] |
173
|
|
|
|
174
|
|
|
ca_len = len(report['combined_equipments'][i]['values']) |
175
|
|
|
for j in range(0, ca_len): |
176
|
|
|
col = chr(ord('D') + j) |
177
|
|
|
ws[col + str(current_row_number)].font = data_font |
178
|
|
|
ws[col + str(current_row_number)].border = f_border |
179
|
|
|
ws[col + str(current_row_number)].alignment = c_c_alignment |
180
|
|
|
ws[col + str(current_row_number)] = round2(report['combined_equipments'][i]['values'][j], 2) |
181
|
|
|
|
182
|
|
|
current_row_number += 1 |
183
|
|
|
|
184
|
|
|
filename = str(uuid.uuid4()) + '.xlsx' |
185
|
|
|
wb.save(filename) |
186
|
|
|
|
187
|
|
|
return filename |
188
|
|
|
|