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import re
import streamlit as st
from bs4 import BeautifulSoup
from pathlib import Path
# Streamlit App
st.title("HTML to Twig and SCSS Converter")
# Functions to parse variables and convert CSS to SCSS
def parse_variable_file(variable_content):
"""Parses the SCSS variable content and returns a mapping of color names to their values."""
variables = {}
for line in variable_content.splitlines():
# Match SCSS variables (e.g., `$white: #fff !default;`)
match = re.match(r"^\s*\$([\w-]+):\s*(#[a-fA-F0-9]{3,6}|rgba?\(.+?\))", line)
if match:
variables[match.group(2)] = f"${match.group(1)}" # Color value as key, variable name as value
return variables
def convert_css_to_scss(css_content, variable_mapping):
"""Converts CSS content to SCSS by replacing color values with variable names."""
for color, variable in variable_mapping.items():
css_content = css_content.replace(color, variable)
return css_content
# Functions to convert HTML to Twig and CSS to SCSS
def extract_css_and_replace_with_variables(css_content, variables_content):
"""Replaces CSS properties with SCSS variables."""
try:
variable_mapping = parse_variable_file(variables_content)
return convert_css_to_scss(css_content, variable_mapping)
except Exception as e:
st.error(f"Error processing CSS to SCSS: {e}")
return None
def convert_html_to_twig(html_content):
"""Converts HTML to Twig format."""
try:
soup = BeautifulSoup(html_content, "html.parser")
for tag in soup.find_all():
# Replace text with Twig variables
if tag.string and tag.string.strip():
tag.string = f"{{{{ {tag.name}_content }}}}" # Example: <h1>{{ h1_content }}</h1>
# Replace attributes with Twig variables
for attr, value in tag.attrs.items():
tag[attr] = f"{{{{ {attr}_{tag.name} }}}}" # Example: src="{{ src_img }}"
# Add comments for Twig variables
twig_comments = "\n".join(
[
f"<!-- `{{{{ {tag.name}_content }}}}`: Content for <{tag.name}> -->"
for tag in soup.find_all() if tag.string
]
)
return f"{twig_comments}\n{soup.prettify()}"
except Exception as e:
st.error(f"Error converting HTML to Twig: {e}")
return None
# File uploaders
html_file = st.file_uploader("Upload HTML File", type=["html"], key="html_file")
css_file = st.file_uploader("Upload CSS File (Optional)", type=["css"], key="css_file")
variables_file = st.file_uploader("Upload SCSS Variables File", type=["scss"], key="variables_file")
# Handle HTML to Twig conversion
if html_file:
html_content = html_file.read().decode("utf-8")
twig_content = convert_html_to_twig(html_content)
if twig_content:
st.subheader("Twig Output")
st.code(twig_content, language="twig")
st.download_button("Download Twig File", data=twig_content, file_name="output.twig", mime="text/plain")
# Handle CSS to SCSS conversion
if css_file and variables_file:
css_content = css_file.read().decode("utf-8")
variables_content = variables_file.read().decode("utf-8")
scss_content = extract_css_and_replace_with_variables(css_content, variables_content)
if scss_content:
st.subheader("SCSS Output")
st.code(scss_content, language="scss")
st.download_button("Download SCSS File", data=scss_content, file_name="styles.scss", mime="text/plain")
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