tree.py 文件源码

def addHTMLListings(document, dir):
    """
    Insert HTML source listings into the given document from files in the given
    directory based on C{html-listing} nodes.

    Any node in C{document} with a C{class} attribute set to C{html-listing}
    will have source lines taken from the file named in that node's C{href}
    attribute (searched for in C{dir}) inserted in place of that node.

    @type document: A DOM Node or Document
    @param document: The document within which to make listing replacements.

    @type dir: C{str}
    @param dir: The directory in which to find source files containing the
    referenced HTML listings.

    @return: C{None}
    """
    for node in domhelpers.findElementsWithAttribute(document, "class",
                                                     "html-listing"):
        filename = node.getAttribute("href")
        val = ('<pre class="htmlsource">\n%s</pre>' %
               cgi.escape(open(os.path.join(dir, filename)).read()))
        _replaceWithListing(node, val, filename, "html-listing")