std::string HtmlUtil::EscapeHtmlEntity()

in src/authentication/html_util.cc [32:60]

• 27 lines of code
• 5 McCabe index (conditional complexity)

std::string HtmlUtil::EscapeHtmlEntity(const std::string& html) {
    std::string retval;
    DLOG(INFO) << "Before HTML escape modification: " << html;
    int i = 0;
    int length = html.length();
    while (i < length) {
        char c = html[i];
        if (c != '&') {
            retval.append(1, c);
            i++;
            continue;
        }

        size_t semicolon_idx = html.find(';', i);
        if (semicolon_idx != std::string::npos) {
            std::string html_code = html.substr(i, semicolon_idx - i + 1);
            if (auto itr = HtmlUtil::HTML_DECODE_MAP.find(html_code); itr != HtmlUtil::HTML_DECODE_MAP.end()) {
                retval.append(1, itr->second);
                i = semicolon_idx + 1;
            }
        } else {
            retval.append(1, c);
            i++;
        }

    }
    DLOG(INFO) << "After HTML escape modification: " << html;
    return retval;
}