-
Notifications
You must be signed in to change notification settings - Fork 0
/
qrcode_my_file.py
193 lines (160 loc) · 6.82 KB
/
qrcode_my_file.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
import qrcode
import random
import string
import time
import schedule
from qrcode.image.pil import PilImage
from PIL import Image, ImageDraw
from qrcode.image.styledpil import StyledPilImage
import os
from reportlab.pdfgen import canvas
from reportlab.lib.pagesizes import letter
from qrcode.image.styles.moduledrawers.pil import RoundedModuleDrawer
from qrcode.image.styles.moduledrawers.pil import SquareModuleDrawer
from qrcode.image.styles.moduledrawers.pil import GappedSquareModuleDrawer
from qrcode.image.styles.moduledrawers.pil import CircleModuleDrawer
from qrcode.image.styles.moduledrawers.pil import VerticalBarsDrawer
from qrcode.image.styles.moduledrawers.pil import HorizontalBarsDrawer
### ----------------------------------------------------------------------
from qrcode.image.styles.colormasks import SolidFillColorMask
from qrcode.image.styles.colormasks import RadialGradiantColorMask
from qrcode.image.styles.colormasks import SquareGradiantColorMask
from qrcode.image.styles.colormasks import HorizontalGradiantColorMask
from qrcode.image.styles.colormasks import VerticalGradiantColorMask
from qrcode.image.styles.colormasks import ImageColorMask
### ----------------------------------------------------------------------
class QRCodeGenerator:
def __init__(self, version=1, error_correction=qrcode.constants.ERROR_CORRECT_L, box_size=10, border=4):
self.version = version
self.error_correction = error_correction
self.box_size = box_size
self.border = border
self.filename = None
def file_name_generator(self, extension):
timestamp = int(time.time())
random_string = ''.join(random.choices(string.ascii_letters + string.digits, k=6))
unique_name = f"generated_by_{timestamp}_{random_string}.{extension}"
return unique_name
def Color_Style(self, color_style):
if color_style == "SolidFillColorMask":
return SolidFillColorMask()
elif color_style == "RadialGradiantColorMask":
return RadialGradiantColorMask()
elif color_style == "SquareGradiantColorMask":
return SquareGradiantColorMask()
elif color_style == "HorizontalGradiantColorMask":
return HorizontalGradiantColorMask()
elif color_style == "VerticalGradiantColorMask":
return VerticalGradiantColorMask()
elif color_style == "ImageColorMask":
return ImageColorMask()
def Style(self, style):
if style == "RoundedModuleDrawer":
return RoundedModuleDrawer()
elif style == "RadialGradiantColorMask":
return RadialGradiantColorMask()
elif style == "SquareModuleDrawer":
return SquareModuleDrawer()
elif style == "GappedSquareModuleDrawer":
return GappedSquareModuleDrawer()
elif style == "CircleModuleDrawer":
return CircleModuleDrawer()
elif style == "VerticalBarsDrawer":
return VerticalBarsDrawer()
elif style == "HorizontalBarsDrawer":
return HorizontalBarsDrawer()
def generate_qrcode(self, text, background_color, foreground_color, style, width, height, file_type, color_style):
if style == "SquareModuleDrawer":
qr = qrcode.QRCode(
version=self.version,
error_correction=self.error_correction,
box_size=int(width) // self.version,
border=self.border,
)
qr.add_data(text)
qr.make(fit=True)
img = qr.make_image(fill_color=foreground_color, back_color=background_color)
else:
qr = qrcode.QRCode(
version=self.version,
error_correction=self.error_correction,
box_size=(int(width)/10),
border=self.border,
)
qr.add_data(text)
qr.make(fit=True)
drawer = self.Style(style)
# print(type(drawer))
color_mask = self.Color_Style(color_style)
# print(color_mask)
try:
img = qr.make_image(image_factory=StyledPilImage, module_drawer=drawer, color_mask=color_mask)
except Exception as e:
print(e)
self.filename = self.file_name_generator(file_type)
if file_type == 'pdf':
self.save_file(img=img, filename=self.filename, file_type='pdf')
else:
img.save(f"static/{self.filename}")
return self.filename
def cleanup(self):
if self.filename:
try:
os.remove(f"static/{self.filename}")
except FileNotFoundError:
pass
self.filename = None
def save_file(self, img, filename, file_type):
# Create a PDF file
c = canvas.Canvas(f"static/{filename}", pagesize=letter)
# Calculate the aspect ratio to fit the QR code within the PDF page
width, height = img.size
aspect_ratio = width / height
if aspect_ratio > 1:
qr_width = 400
qr_height = 400 / aspect_ratio
else:
qr_height = 400
qr_width = 400 * aspect_ratio
# Save the StyledPilImage as a temporary file
temp_filename = "temp.png"
img.save(temp_filename)
# Draw the QR code on the PDF page
c.drawImage(temp_filename, 100, 400 - qr_height, width=qr_width, height=qr_height)
# Save the PDF
c.save()
# Remove the temporary image
os.remove(temp_filename)
def delete_files(self):
folder_path = "static/" # The folder where the files are located
extensions = (".png", ".jpg") # List of file extensions to delete
for filename in os.listdir(folder_path):
if filename.endswith(extensions):
file_path = os.path.join(folder_path, filename)
os.remove(file_path)
print(f"Deleted: {file_path}")
# Schedule the cleanup function to run daily at 00:00 hrs
# schedule.every().day.at("00:00").do(QRCodeGenerator.delete_files())
#
# while True:
# schedule.run_pending()
# time.sleep(1)
#
if __name__ == "__main__":
# QRCodeGenerator().delete_files()
qrcode_generator = QRCodeGenerator()
# schedule.every().day.at("00:00").do(QRCodeGenerator.delete_files())
#
# while True:
# schedule.run_pending()
# time.sleep(1)
#
#
qrcode_generator.generate_qrcode(text="jhviuahfwioj xoijaigrs", background_color="red",
foreground_color="#23dda0",
style="CircleModuleDrawer",
color_style="VerticalGradiantColorMask",
width=350,
height=350,
file_type="pdf"
)