from pelican import signals


def pre_taxonomy(article_generator):
    """
    Modify the tags of the article
    """
    pass


def modify_article_content(article_generator, content):
    """
    Change the format of various links to the accepted case of pelican.
    """
    pass


def modify_metadata(article_generator, metadata):
    """
    Modify the tags so we can define the tags as we are used to in obsidian.
    """

    for tag in metadata['tags']:
        if '#' in tag.name:
            tag.name = tag.name.replace('#', '')


def register():
    signals.article_generator_context.connect(modify_metadata)
    signals.article_generator_pretaxonomy.connect(pre_taxonomy)
    signals.article_generator_write_article.connect(modify_article_content)