CoqDog_ContextFinder_from_html.py

"""
Auther: @Amer N. Tahat, Collins Aerospace, This is a legacy coqdog code for the early desktop version of coqdog, test coq html items extraction.
"""

def extract_coq_context_from_html(file_path):
    """
    Extracts coq context (lemmas, proofs, definitions, etc.) from the given HTML file.

    Args:
    - file_path (str): Path to the HTML file.

    Returns:
    - List of strings: Extracted coq contexts.
    """

    with open(file_path, 'r', encoding='utf-8') as file:
        soup = BeautifulSoup(file, 'html.parser')
        # Extract all text from the HTML
        raw_text = soup.get_text()

        # Tokenize based on known delimiters
        delimiters = ["Lemma", "Proof", "Qed.", "Notation", ":=", "Fixedpoint", "Inductive", "Axiom", "Ltac", ".\n\n"]
        contexts = []
        start = 0
        for delimiter in delimiters:
            while raw_text.find(delimiter, start) != -1:
                idx = raw_text.find(delimiter, start)
                if idx != start:
                    context = raw_text[start:idx + len(delimiter)]
                    contexts.append(context.strip())
                start = idx + len(delimiter)

        return contexts


# Let's test the function on a sample file path
sample_file_path = "/mnt/data/sample_coq.html"  # Placeholder path for testing
# extract_coq_context_from_html(sample_file_path)  # Uncommenting this would execute on the sample path