django.utils.html - python examples

@task
def url_to_js_string(target_url="http://case.test:8000/maintenance/?no_toolbar", out_path="maintenance.html", new_domain="case.law"):
    """ Save target URL and all astets as a single Javascript-endoded HTML string. """
    import webpage2html
    from urllib.parse import urljoin, urlparse
    from mincss.processor import Processor
    import re
    from django.utils.html import escapejs

    # prefill webpage2html with reduced css files from mincss, removing unused styles
    p = Processor()
    p.process_url(target_url)
    p.process()
    for astet in p.links:
        href = urljoin(target_url, astet.href)
        content = astet.after
        content = re.sub(r'/\*.*?\*/', '', content, flags=re.S)  # remove css comments
        webpage2html.webpage2html_cache[href] = content

    # use webpage2html to capture target_url as single string
    data = webpage2html.generate(target_url)
    data = data.replace("\n", "")   # remove linebreaks
    if new_domain:
        # replace case.test:8000 with case.law
        data = data.replace(urlparse(target_url).netloc, new_domain)
    data = escapejs(data)           # encode for storage in javascript
    pathlib.Path(out_path).write_text(data)