Initial Commit

Author: s4w3d0ff

paperwallet.py

@@ -0,0 +1,46 @@
+from PIL import Image, ImageDraw, ImageFont
+import qrcode
+
+
+def makeQR(string):
+	"""
+	Makes a QRcode image from <string>
+	"""
+	qr = qrcode.QRCode(version=1, error_correction=qrcode.constants.ERROR_CORRECT_L, box_size=4, border=1,)
+	qr.add_data(string)
+	qr.make(fit=True)
+	qrim = qr.make_image()
+	return qrim.convert('RGBA')
+
+def makePaper(publickey, privatekey, background='paperwallet.png', fontsize=10, font='/usr/share/fonts/truetype/freefont/FreeMonoBold.ttf'):
+	# Open the paperwallet background
+	r = Image.open(background).convert('RGBA')
+	# Make and Paste QrCodes
+	r.paste(makeQR(publickey),(20,20))
+	r.paste(makeQR(privatekey),(560,135))
+	# Rotate base -90 degrees
+	base = r.rotate(-90)
+	# Make blank transparent image for text
+	txt = Image.new('RGBA', base.size, (160,160,160,0))
+	# Set the Font of text
+	fnt = ImageFont.truetype(font, fontsize)
+	# Draw the addresses on the new image
+	d = ImageDraw.Draw(txt)
+	d.text((15,172), publickey, font=fnt, fill=(0,0,0,250))
+	d.text((15,537), privatekey, font=fnt, fill=(0,0,0,250))
+	
+	# Merge the 2 layers and rotate -90 degrees
+	out = Image.alpha_composite(base, txt)
+	out.rotate(90).show()
+
+if __name__ == "__main__":
+	import sys
+	if not len(sys.argv) > 2:
+		print("At least 2 Arguments are required: <publickey> <privatekey> [image] [fontsize] [font]")
+		sys.exit()
+	pubkey=sys.argv[1]
+	privkey=sys.argv[2]
+	if not len(sys.argv) > 3: makePaper(pubkey, privkey)
+	if not len(sys.argv) > 4: makePaper(pubkey, privkey, sys.argv[3])
+	if not len(sys.argv) > 5: makePaper(pubkey, privkey, sys.argv[3], int(sys.argv[4]))
+	else:makePaper(pubkey, privkey, sys.argv[3], int(sys.argv[4]), sys.argv[5])