from flask import Flask, make_response, redirect, render_template_string, request, jsonify, render_template, send_from_directory from bs4 import BeautifulSoup import os import dotenv main_domain = "cities.hnshosting.au" if os.getenv('MAIN_DOMAIN') != None: main_domain = os.getenv('MAIN_DOMAIN') def render(data,db_object): if data == "": return redirect("https://" + main_domain + '/claim?domain=' + request.host.split('.')[0]) # Render as HTML html = "" try: soup = BeautifulSoup(data, 'html.parser') for script in soup.find_all('script'): script.extract() html = str(soup) except Exception as e: return "

Invalid HTML


" + str(e) bg_colour = db_object['bg_colour'] hex_colour = bg_colour.lstrip('#') text_colour = generate_foreground_color(tuple(int(hex_colour[i:i+2], 16) for i in (0, 2, 4))) text_colour = rgb_to_hex(text_colour) if (text_colour == "#000000"): hns_icon = "assets/img/HNS.png" else: hns_icon = "assets/img/HNSW.png" try: avatar = db_object['avatar'] hnschat = db_object['hnschat'] location = db_object['location'] hns = db_object['HNS'] btc = db_object['BTC'] eth = db_object['ETH'] except Exception as e: return "

Invalid data


Please contact support


" + str(e) return render_template('city.html',html=html,bg_colour=bg_colour,text_colour=text_colour, avatar=avatar,main_domain=main_domain, hnschat=hnschat,location=location, hns_icon=hns_icon, hns=hns,btc=btc,eth=eth, data=html) def calculate_contrast_ratio(color1, color2): def calculate_luminance(color): def adjust_color_value(value): value /= 255.0 if value <= 0.03928: return value / 12.92 return ((value + 0.055) / 1.055) ** 2.4 r, g, b = color r = adjust_color_value(r) g = adjust_color_value(g) b = adjust_color_value(b) return 0.2126 * r + 0.7152 * g + 0.0722 * b luminance1 = calculate_luminance(color1) luminance2 = calculate_luminance(color2) brighter = max(luminance1, luminance2) darker = min(luminance1, luminance2) contrast_ratio = (brighter + 0.05) / (darker + 0.05) return contrast_ratio def generate_foreground_color(background_color): # A color with a high contrast ratio against the background color contrast_color = (255, 255, 255) # White # Calculate the contrast ratio ratio = calculate_contrast_ratio(background_color, contrast_color) # Adjust the contrast color based on the contrast ratio if ratio < 4.5: # If the contrast ratio is below the threshold, use black as the foreground color return (0, 0, 0) # Black else: return contrast_color def rgb_to_hex(rgb_color): return "#{:02x}{:02x}{:02x}".format(*rgb_color)