| import streamlit as st
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| import qrcode
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| from qrcode.image.pil import PilImage
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| from PIL import Image
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| import io
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| import base64
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| from urllib.parse import urlparse
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| def get_image_as_base64(image: Image):
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| buffer = io.BytesIO()
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| image.save(buffer, format="PNG")
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| image_base64 = base64.b64encode(buffer.getvalue()).decode('utf-8')
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| return image_base64
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|
|
| def get_url_filename(url):
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| parsed_uri = urlparse(url)
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| domain = '{uri.netloc}'.format(uri=parsed_uri)
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| main_domain = domain.split('.')
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| main_domain = main_domain[1] if main_domain[0] == 'www' else main_domain[0]
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| path = parsed_uri.path.strip('/').replace('/', '_')
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| return f"{main_domain}_{path}" if path else main_domain
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| qr_content_options = ["URL", "Text"]
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|
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| qr_content_type = st.selectbox("Select QR content type", qr_content_options)
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| content = st.text_area("Enter your content", height=150)
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|
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| if st.button("Generate QR Code"):
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| if content:
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| if content.strip():
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|
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| qr = qrcode.QRCode(
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| version=1,
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| error_correction=qrcode.constants.ERROR_CORRECT_H,
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| box_size=10,
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| border=4
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| )
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| qr.add_data(content)
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| qr.make(fit=True)
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|
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| img = qr.make_image(fill_color="black", back_color="white", image_factory=PilImage)
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| buffer = io.BytesIO()
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| img.save(buffer, format="PNG")
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| img_bytes = buffer.getvalue()
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|
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| img_base64 = get_image_as_base64(img)
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|
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| st.markdown(f"##### {content}")
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| st.image(img_bytes, caption=f"QR code for {content}", use_column_width=True)
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| file_name = get_url_filename(content)
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| st.markdown(f'<a href="data:image/png;base64,{img_base64}" download="{file_name}.png" style="display:inline-block;background-color:#4CAF50;border:none;color:white;padding:8px 16px;text-align:center;text-decoration:none;font-size:16px;margin:4px 2px;cursor:pointer;">Download QR code</a>', unsafe_allow_html=True)
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| else:
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| st.error("Please enter content for the QR code.")
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|
