nsresult
nsDirectoryIndexStream::Init(nsIFile* aDir)
{
    nsresult rv;
    bool isDir;
    rv = aDir->IsDirectory(&isDir);
    if (NS_FAILED(rv)) return rv;
    NS_PRECONDITION(isDir, "not a directory");
    if (!isDir)
        return NS_ERROR_ILLEGAL_VALUE;

#ifdef PR_LOGGING
    if (PR_LOG_TEST(gLog, PR_LOG_DEBUG)) {
        nsCAutoString path;
        aDir->GetNativePath(path);
        PR_LOG(gLog, PR_LOG_DEBUG,
               ("nsDirectoryIndexStream[%p]: initialized on %s",
                this, path.get()));
    }
#endif

    // Sigh. We have to allocate on the heap because there are no
    // assignment operators defined.
    nsCOMPtr<nsISimpleEnumerator> iter;
    rv = aDir->GetDirectoryEntries(getter_AddRefs(iter));
    if (NS_FAILED(rv)) return rv;

    // Now lets sort, because clients expect it that way
    // XXX - should we do so here, or when the first item is requested?
    // XXX - use insertion sort instead?

    bool more;
    nsCOMPtr<nsISupports> elem;
    while (NS_SUCCEEDED(iter->HasMoreElements(&more)) && more) {
        rv = iter->GetNext(getter_AddRefs(elem));
        if (NS_SUCCEEDED(rv)) {
            nsCOMPtr<nsIFile> file = do_QueryInterface(elem);
            if (file)
                mArray.AppendObject(file); // addrefs
        }
    }

#ifdef THREADSAFE_I18N
    nsCOMPtr<nsILocaleService> ls = do_GetService(NS_LOCALESERVICE_CONTRACTID,
                                                  &rv);
    if (NS_FAILED(rv)) return rv;

    nsCOMPtr<nsILocale> locale;
    rv = ls->GetApplicationLocale(getter_AddRefs(locale));
    if (NS_FAILED(rv)) return rv;
    
    nsCOMPtr<nsICollationFactory> cf = do_CreateInstance(NS_COLLATIONFACTORY_CONTRACTID,
                                                         &rv);
    if (NS_FAILED(rv)) return rv;

    nsCOMPtr<nsICollation> coll;
    rv = cf->CreateCollation(locale, getter_AddRefs(coll));
    if (NS_FAILED(rv)) return rv;

    mArray.Sort(compare, coll);
#else
    mArray.Sort(compare, nsnull);
#endif

    mBuf.AppendLiteral("300: ");
    nsCAutoString url;
    rv = net_GetURLSpecFromFile(aDir, url);
    if (NS_FAILED(rv)) return rv;
    mBuf.Append(url);
    mBuf.Append('\n');

    mBuf.AppendLiteral("200: filename content-length last-modified file-type\n");

    return NS_OK;
}
nsresult
nsIndexedToHTML::DoOnStartRequest(nsIRequest* request, nsISupports *aContext,
                                  nsCString& aBuffer) {
    nsresult rv;

    nsCOMPtr<nsIChannel> channel = do_QueryInterface(request);
    nsCOMPtr<nsIURI> uri;
    rv = channel->GetURI(getter_AddRefs(uri));
    if (NS_FAILED(rv)) return rv;

    channel->SetContentType(NS_LITERAL_CSTRING("text/html"));

    mParser = do_CreateInstance("@mozilla.org/dirIndexParser;1",&rv);
    if (NS_FAILED(rv)) return rv;

    rv = mParser->SetListener(this);
    if (NS_FAILED(rv)) return rv;
    
    rv = mParser->OnStartRequest(request, aContext);
    if (NS_FAILED(rv)) return rv;

    nsAutoCString baseUri, titleUri;
    rv = uri->GetAsciiSpec(baseUri);
    if (NS_FAILED(rv)) return rv;
    titleUri = baseUri;

    nsCString parentStr;

    nsCString buffer;
    buffer.AppendLiteral("<!DOCTYPE html>\n<html>\n<head>\n");

    // XXX - should be using the 300: line from the parser.
    // We can't guarantee that that comes before any entry, so we'd have to
    // buffer, and do other painful stuff.
    // I'll deal with this when I make the changes to handle welcome messages
    // The .. stuff should also come from the lower level protocols, but that
    // would muck up the XUL display
    // - bbaetz

    bool isScheme = false;
    bool isSchemeFile = false;
    if (NS_SUCCEEDED(uri->SchemeIs("ftp", &isScheme)) && isScheme) {

        // strip out the password here, so it doesn't show in the page title
        // This is done by the 300: line generation in ftp, but we don't use
        // that - see above
        
        nsAutoCString pw;
        rv = uri->GetPassword(pw);
        if (NS_FAILED(rv)) return rv;
        if (!pw.IsEmpty()) {
             nsCOMPtr<nsIURI> newUri;
             rv = uri->Clone(getter_AddRefs(newUri));
             if (NS_FAILED(rv)) return rv;
             rv = newUri->SetPassword(EmptyCString());
             if (NS_FAILED(rv)) return rv;
             rv = newUri->GetAsciiSpec(titleUri);
             if (NS_FAILED(rv)) return rv;
        }

        nsAutoCString path;
        rv = uri->GetPath(path);
        if (NS_FAILED(rv)) return rv;

        if (!path.EqualsLiteral("//") && !path.LowerCaseEqualsLiteral("/%2f")) {
            rv = uri->Resolve(NS_LITERAL_CSTRING(".."),parentStr);
            if (NS_FAILED(rv)) return rv;
        }
    } else if (NS_SUCCEEDED(uri->SchemeIs("file", &isSchemeFile)) && isSchemeFile) {
        nsCOMPtr<nsIFileURL> fileUrl = do_QueryInterface(uri);
        nsCOMPtr<nsIFile> file;
        rv = fileUrl->GetFile(getter_AddRefs(file));
        if (NS_FAILED(rv)) return rv;
        file->SetFollowLinks(true);
        
        nsAutoCString url;
        rv = net_GetURLSpecFromFile(file, url);
        if (NS_FAILED(rv)) return rv;
        baseUri.Assign(url);
        
        nsCOMPtr<nsIFile> parent;
        rv = file->GetParent(getter_AddRefs(parent));
        
        if (parent && NS_SUCCEEDED(rv)) {
            net_GetURLSpecFromDir(parent, url);
            if (NS_FAILED(rv)) return rv;
            parentStr.Assign(url);
        }

        // Directory index will be always encoded in UTF-8 if this is file url
        buffer.AppendLiteral("<meta charset=\"UTF-8\">\n");

    } else if (NS_SUCCEEDED(uri->SchemeIs("jar", &isScheme)) && isScheme) {
        nsAutoCString path;
        rv = uri->GetPath(path);
        if (NS_FAILED(rv)) return rv;

        // a top-level jar directory URL is of the form jar:foo.zip!/
        // path will be of the form foo.zip!/, and its last two characters
        // will be "!/"
        //XXX this won't work correctly when the name of the directory being
        //XXX displayed ends with "!", but then again, jar: URIs don't deal
        //XXX particularly well with such directories anyway
        if (!StringEndsWith(path, NS_LITERAL_CSTRING("!/"))) {
            rv = uri->Resolve(NS_LITERAL_CSTRING(".."), parentStr);
            if (NS_FAILED(rv)) return rv;
        }
    }
    else {
        // default behavior for other protocols is to assume the channel's
        // URL references a directory ending in '/' -- fixup if necessary.
        nsAutoCString path;
        rv = uri->GetPath(path);
        if (NS_FAILED(rv)) return rv;
        if (baseUri.Last() != '/') {
            baseUri.Append('/');
            path.Append('/');
            uri->SetPath(path);
        }
        if (!path.EqualsLiteral("/")) {
            rv = uri->Resolve(NS_LITERAL_CSTRING(".."), parentStr);
            if (NS_FAILED(rv)) return rv;
        }
    }

    buffer.AppendLiteral("<style type=\"text/css\">\n"
                         ":root {\n"
                         "  font-family: sans-serif;\n"
                         "}\n"
                         "img {\n"
                         "  border: 0;\n"
                         "}\n"
                         "th {\n"
                         "  text-align: start;\n"
                         "  white-space: nowrap;\n"
                         "}\n"
                         "th > a {\n"
                         "  color: inherit;\n"
                         "}\n"
                         "table[order] > thead > tr > th {\n"
                         "  cursor: pointer;\n"
                         "}\n"
                         "table[order] > thead > tr > th::after {\n"
                         "  display: none;\n"
                         "  width: .8em;\n"
                         "  margin-inline-end: -.8em;\n"
                         "  text-align: end;\n"
                         "}\n"
                         "table[order=\"asc\"] > thead > tr > th::after {\n"
                         "  content: \"\\2193\"; /* DOWNWARDS ARROW (U+2193) */\n"
                         "}\n"
                         "table[order=\"desc\"] > thead > tr > th::after {\n"
                         "  content: \"\\2191\"; /* UPWARDS ARROW (U+2191) */\n"
                         "}\n"
                         "table[order][order-by=\"0\"] > thead > tr > th:first-child > a ,\n"
                         "table[order][order-by=\"1\"] > thead > tr > th:first-child + th > a ,\n"
                         "table[order][order-by=\"2\"] > thead > tr > th:first-child + th + th > a {\n"
                         "  text-decoration: underline;\n"
                         "}\n"
                         "table[order][order-by=\"0\"] > thead > tr > th:first-child::after ,\n"
                         "table[order][order-by=\"1\"] > thead > tr > th:first-child + th::after ,\n"
                         "table[order][order-by=\"2\"] > thead > tr > th:first-child + th + th::after {\n"
                         "  display: inline-block;\n"
                         "}\n"
                         "table.remove-hidden > tbody > tr.hidden-object {\n"
                         "  display: none;\n"
                         "}\n"
                         "td {\n"
                         "  white-space: nowrap;\n"
                         "}\n"
                         "table.ellipsis {\n"
                         "  width: 100%;\n"
                         "  table-layout: fixed;\n"
                         "  border-spacing: 0;\n"
                         "}\n"
                         "table.ellipsis > tbody > tr > td {\n"
                         "  padding: 0;\n"
                         "  overflow: hidden;\n"
                         "  text-overflow: ellipsis;\n"
                         "}\n"
                         "/* name */\n"
                         "/* name */\n"
                         "th:first-child {\n"
                         "  padding-inline-end: 2em;\n"
                         "}\n"
                         "/* size */\n"
                         "th:first-child + th {\n"
                         "  padding-inline-end: 1em;\n"
                         "}\n"
                         "td:first-child + td {\n"
                         "  text-align: end;\n"
                         "  padding-inline-end: 1em;\n"
                         "}\n"
                         "/* date */\n"
                         "td:first-child + td + td {\n"
                         "  padding-inline-start: 1em;\n"
                         "  padding-inline-end: .5em;\n"
                         "}\n"
                         "/* time */\n"
                         "td:first-child + td + td + td {\n"
                         "  padding-inline-start: .5em;\n"
                         "}\n"
                         ".symlink {\n"
                         "  font-style: italic;\n"
                         "}\n"
                         ".dir ,\n"
                         ".symlink ,\n"
                         ".file {\n"
                         "  margin-inline-start: 20px;\n"
                         "}\n"
                         ".dir::before ,\n"
                         ".file > img {\n"
                         "  margin-inline-end: 4px;\n"
                         "  margin-inline-start: -20px;\n"
                         "  max-width: 16px;\n"
                         "  max-height: 16px;\n"
                         "  vertical-align: middle;\n"
                         "}\n"
                         ".dir::before {\n"
                         "  content: url(resource://gre/res/html/folder.png);\n"
                         "}\n"
                         "</style>\n"
                         "<link rel=\"stylesheet\" media=\"screen, projection\" type=\"text/css\""
                         " href=\"chrome://global/skin/dirListing/dirListing.css\">\n"
                         "<script type=\"application/javascript\">\n"
                         "'use strict';\n"
                         "var gTable, gOrderBy, gTBody, gRows, gUI_showHidden;\n"
                         "document.addEventListener(\"DOMContentLoaded\", function() {\n"
                         "  gTable = document.getElementsByTagName(\"table\")[0];\n"
                         "  gTBody = gTable.tBodies[0];\n"
                         "  if (gTBody.rows.length < 2)\n"
                         "    return;\n"
                         "  gUI_showHidden = document.getElementById(\"UI_showHidden\");\n"
                         "  var headCells = gTable.tHead.rows[0].cells,\n"
                         "      hiddenObjects = false;\n"
                         "  function rowAction(i) {\n"
                         "    return function(event) {\n"
                         "      event.preventDefault();\n"
                         "      orderBy(i);\n"
                         "    }\n"
                         "  }\n"
                         "  for (var i = headCells.length - 1; i >= 0; i--) {\n"
                         "    var anchor = document.createElement(\"a\");\n"
                         "    anchor.href = \"\";\n"
                         "    anchor.appendChild(headCells[i].firstChild);\n"
                         "    headCells[i].appendChild(anchor);\n"
                         "    headCells[i].addEventListener(\"click\", rowAction(i), true);\n"
                         "  }\n"
                         "  if (gUI_showHidden) {\n"
                         "    gRows = Array.slice(gTBody.rows);\n"
                         "    hiddenObjects = gRows.some(row => row.className == \"hidden-object\");\n"
                         "  }\n"
                         "  gTable.setAttribute(\"order\", \"\");\n"
                         "  if (hiddenObjects) {\n"
                         "    gUI_showHidden.style.display = \"block\";\n"
                         "    updateHidden();\n"
                         "  }\n"
                         "}, \"false\");\n"
                         "function compareRows(rowA, rowB) {\n"
                         "  var a = rowA.cells[gOrderBy].getAttribute(\"sortable-data\") || \"\";\n"
                         "  var b = rowB.cells[gOrderBy].getAttribute(\"sortable-data\") || \"\";\n"
                         "  var intA = +a;\n"
                         "  var intB = +b;\n"
                         "  if (a == intA && b == intB) {\n"
                         "    a = intA;\n"
                         "    b = intB;\n"
                         "  } else {\n"
                         "    a = a.toLowerCase();\n"
                         "    b = b.toLowerCase();\n"
                         "  }\n"
                         "  if (a < b)\n"
                         "    return -1;\n"
                         "  if (a > b)\n"
                         "    return 1;\n"
                         "  return 0;\n"
                         "}\n"
                         "function orderBy(column) {\n"
                         "  if (!gRows)\n"
                         "    gRows = Array.slice(gTBody.rows);\n"
                         "  var order;\n"
                         "  if (gOrderBy == column) {\n"
                         "    order = gTable.getAttribute(\"order\") == \"asc\" ? \"desc\" : \"asc\";\n"
                         "  } else {\n"
                         "    order = \"asc\";\n"
                         "    gOrderBy = column;\n"
                         "    gTable.setAttribute(\"order-by\", column);\n"
                         "    gRows.sort(compareRows);\n"
                         "  }\n"
                         "  gTable.removeChild(gTBody);\n"
                         "  gTable.setAttribute(\"order\", order);\n"
                         "  if (order == \"asc\")\n"
                         "    for (var i = 0; i < gRows.length; i++)\n"
                         "      gTBody.appendChild(gRows[i]);\n"
                         "  else\n"
                         "    for (var i = gRows.length - 1; i >= 0; i--)\n"
                         "      gTBody.appendChild(gRows[i]);\n"
                         "  gTable.appendChild(gTBody);\n"
                         "}\n"
                         "function updateHidden() {\n"
                         "  gTable.className = gUI_showHidden.getElementsByTagName(\"input\")[0].checked ?\n"
                         "                     \"\" :\n"
                         "                     \"remove-hidden\";\n"
                         "}\n"
                         "</script>\n");

    buffer.AppendLiteral("<link rel=\"icon\" type=\"image/png\" href=\"");
    nsCOMPtr<nsIURI> innerUri = NS_GetInnermostURI(uri);
    if (!innerUri)
        return NS_ERROR_UNEXPECTED;
    nsCOMPtr<nsIFileURL> fileURL(do_QueryInterface(innerUri));
    //XXX bug 388553: can't use skinnable icons here due to security restrictions
    if (fileURL) {
        //buffer.AppendLiteral("chrome://global/skin/dirListing/local.png");
        buffer.AppendLiteral("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAB"
                             "AAAAAQCAYAAAAf8%2F9hAAAAGXRFWHRTb2Z0d2FyZQBBZG9i"
                             "ZSBJbWFnZVJlYWR5ccllPAAAAjFJREFUeNqsU8uOElEQPffR"
                             "3XQ3ONASdBJCSBxHos5%2B3Bg3rvkCv8PElS78gPkO%2FATj"
                             "QoUdO2ftrJiRh6aneTb9sOpC4weMN6lcuFV16pxDIfI8x12O"
                             "YIDhcPiu2Wx%2B%2FHF5CW1Z6Jyegt%2FTNEWSJIjjGFEUIQ"
                             "xDrFYrWFSzXC4%2FdLvd95pRKpXKy%2BpRFZ7nwaWo1%2BsG"
                             "nQG2260BKJfLKJVKGI1GEEJw7ateryd0v993W63WEwjgxfn5"
                             "obGYzgCbzcaEbdsIggDj8Riu6z6iUk9SYZMSx8W0LMsM%2FS"
                             "KK75xnJlIq80anQXdbEp0OhcPJ0eiaJnGRMEyyPDsAKKUM9c"
                             "lkYoDo3SZJzzSdp0VSKYmfV1co%2Bz580kw5KDIM8RbRfEnU"
                             "f1HzxtQyMAGcaGruTKczMzEIaqhKifV6jd%2BzGQQB5llunF"
                             "%2FM52BizC2K5sYPYvZcu653tjOM9O93wnYc08gmkgg4VAxi"
                             "xfqFUJT36AYBZGd6PJkFCZnnlBxMp38gqIgLpZB0y4Nph18l"
                             "yWh5FFbrOSxbl3V4G%2BVB7T4ajYYxTyuLtO%2BCvWGgJE1M"
                             "c7JNsJEhvgw%2FQV4fo%2F24nbEsX2u1d5sVyn8sJO0ZAQiI"
                             "YnFh%2BxrfLz%2Fj29cBS%2FO14zg3i8XigW3ZkErDtmKoeM"
                             "%2BAJGRMnXeEPGKf0nCD1ydvkDzU9Jbc6OpR7WIw6L8lQ%2B"
                             "4pQ1%2FlPF0RGM9Ns91Wmptk0GfB4EJkt77vXYj%2F8m%2B8"
                             "y%2FkrwABHbz2H9V68DQAAAABJRU5ErkJggg%3D%3D");
    } else {
        //buffer.AppendLiteral("chrome://global/skin/dirListing/remote.png");
        buffer.AppendLiteral("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAB"
                             "AAAAAQCAYAAAAf8%2F9hAAAAGXRFWHRTb2Z0d2FyZQBBZG9i"
                             "ZSBJbWFnZVJlYWR5ccllPAAAAeBJREFUeNqcU81O20AQ%2Ft"
                             "Z2AgQSYQRqL1UPVG2hAUQkxLEStz4DrXpLpD5Drz31Cajax%"
                             "2Bghhx6qHIJURBTxIwQRwopCBbZjHMcOTrzermPipsSt1Iw0"
                             "3p3ZmW%2B%2B2R0TxhgOD34wjCHZlQ0iDYz9yvEfhxMTCYhE"
                             "QDIZhkxKd2sqzX2TOD2vBQCQhpPefng1ZP2dVPlLLdpL8SEM"
                             "cxng%2Fbs0RIHhtgs4twxOh%2BHjZxvzDx%2F3GQQiDFISiR"
                             "BLFMPKTRMollzcWECrDVhtxtdRVsL9youPxGj%2FbdfFlUZh"
                             "tDyYbYqWRUdai1oQRZ5oHeHl2gNM%2B01Uqio8RlH%2Bnsaz"
                             "JzNwXcq1B%2BiXPHprlEEymeBfXs1w8XxxihfyuXqoHqpoGj"
                             "ZM04bddgG%2F9%2B8WGj87qDdsrK9m%2BoA%2BpbhQTDh2l1"
                             "%2Bi2weNbSHMZyjvNXmVbqh9Fj5Oz27uEoP%2BSTxANruJs9"
                             "L%2FT6P0ewqPx5nmiAG5f6AoCtN1PbJzuRyJAyDBzzSQYvEr"
                             "f06yYxhGXlEa8H2KVGoasjwLx3Ewk858opQWXm%2B%2Fib9E"
                             "QrBzclLLLy89xYvlpchvtixcX6uo1y%2FzsiwHrkIsgKbp%2"
                             "BYWFOWicuqppoNTnStHzPFCPQhBEBOyGAX4JMADFetubi4BS"
                             "YAAAAABJRU5ErkJggg%3D%3D");
    }
    buffer.AppendLiteral("\">\n<title>");

    // Everything needs to end in a /,
    // otherwise we end up linking to file:///foo/dirfile

    if (!mTextToSubURI) {
        mTextToSubURI = do_GetService(NS_ITEXTTOSUBURI_CONTRACTID, &rv);
        if (NS_FAILED(rv)) return rv;
    }

    nsXPIDLCString encoding;
    rv = uri->GetOriginCharset(encoding);
    if (NS_FAILED(rv)) return rv;
    if (encoding.IsEmpty()) {
      encoding.AssignLiteral("UTF-8");
    }

    nsXPIDLString unEscapeSpec;
    rv = mTextToSubURI->UnEscapeAndConvert(encoding, titleUri.get(),
                                           getter_Copies(unEscapeSpec));
    // unescape may fail because
    // 1. file URL may be encoded in platform charset for backward compatibility
    // 2. query part may not be encoded in UTF-8 (see bug 261929)
    // so try the platform's default if this is file url
    if (NS_FAILED(rv) && isSchemeFile) {
        nsCOMPtr<nsIPlatformCharset> platformCharset(do_GetService(NS_PLATFORMCHARSET_CONTRACTID, &rv));
        NS_ENSURE_SUCCESS(rv, rv);
        nsAutoCString charset;
        rv = platformCharset->GetCharset(kPlatformCharsetSel_FileName, charset);
        NS_ENSURE_SUCCESS(rv, rv);

        rv = mTextToSubURI->UnEscapeAndConvert(charset.get(), titleUri.get(),
                                               getter_Copies(unEscapeSpec));
    }
    if (NS_FAILED(rv)) return rv;

    nsXPIDLString htmlEscSpec;
    htmlEscSpec.Adopt(nsEscapeHTML2(unEscapeSpec.get(),
                                    unEscapeSpec.Length()));

    nsXPIDLString title;
    const char16_t* formatTitle[] = {
        htmlEscSpec.get()
    };

    rv = mBundle->FormatStringFromName(MOZ_UTF16("DirTitle"),
                                       formatTitle,
                                       sizeof(formatTitle)/sizeof(char16_t*),
                                       getter_Copies(title));
    if (NS_FAILED(rv)) return rv;

    // we want to convert string bundle to NCR
    // to ensure they're shown in any charsets
    AppendNonAsciiToNCR(title, buffer);

    buffer.AppendLiteral("</title>\n");    

    // If there is a quote character in the baseUri, then
    // lets not add a base URL.  The reason for this is that
    // if we stick baseUri containing a quote into a quoted
    // string, the quote character will prematurely close
    // the base href string.  This is a fall-back check;
    // that's why it is OK to not use a base rather than
    // trying to play nice and escaping the quotes.  See bug
    // 358128.

    if (!baseUri.Contains('"'))
    {
        // Great, the baseUri does not contain a char that
        // will prematurely close the string.  Go ahead an
        // add a base href, but only do so if we're not
        // dealing with a resource URI.
        nsCOMPtr<nsIURI> originalUri;
        rv = channel->GetOriginalURI(getter_AddRefs(originalUri));
        bool wasResource = false;
        if (NS_FAILED(rv) ||
            NS_FAILED(originalUri->SchemeIs("resource", &wasResource)) ||
            !wasResource) {
            buffer.AppendLiteral("<base href=\"");
            nsAdoptingCString htmlEscapedUri(nsEscapeHTML(baseUri.get()));
            buffer.Append(htmlEscapedUri);
            buffer.AppendLiteral("\" />\n");
        }
    }
    else
    {
        NS_ERROR("broken protocol handler didn't escape double-quote.");
    }

    nsCString direction(NS_LITERAL_CSTRING("ltr"));
    nsCOMPtr<nsIXULChromeRegistry> reg =
      mozilla::services::GetXULChromeRegistryService();
    if (reg) {
      bool isRTL = false;
      reg->IsLocaleRTL(NS_LITERAL_CSTRING("global"), &isRTL);
      if (isRTL) {
        direction.AssignLiteral("rtl");
      }
    }

    buffer.AppendLiteral("</head>\n<body dir=\"");
    buffer.Append(direction);
    buffer.AppendLiteral("\">\n<h1>");
    
    const char16_t* formatHeading[] = {
        htmlEscSpec.get()
    };

    rv = mBundle->FormatStringFromName(MOZ_UTF16("DirTitle"),
                                       formatHeading,
                                       sizeof(formatHeading)/sizeof(char16_t*),
                                       getter_Copies(title));
    if (NS_FAILED(rv)) return rv;
    
    AppendNonAsciiToNCR(title, buffer);
    buffer.AppendLiteral("</h1>\n");

    if (!parentStr.IsEmpty()) {
        nsXPIDLString parentText;
        rv = mBundle->GetStringFromName(MOZ_UTF16("DirGoUp"),
                                        getter_Copies(parentText));
        if (NS_FAILED(rv)) return rv;

        buffer.AppendLiteral("<p id=\"UI_goUp\"><a class=\"up\" href=\"");

        nsAdoptingCString htmlParentStr(nsEscapeHTML(parentStr.get()));
        buffer.Append(htmlParentStr);
        buffer.AppendLiteral("\">");
        AppendNonAsciiToNCR(parentText, buffer);
        buffer.AppendLiteral("</a></p>\n");
    }

    if (isSchemeFile) {
        nsXPIDLString showHiddenText;
        rv = mBundle->GetStringFromName(MOZ_UTF16("ShowHidden"),
                                        getter_Copies(showHiddenText));
        if (NS_FAILED(rv)) return rv;

        buffer.AppendLiteral("<p id=\"UI_showHidden\" style=\"display:none\"><label><input type=\"checkbox\" checked onchange=\"updateHidden()\">");
        AppendNonAsciiToNCR(showHiddenText, buffer);
        buffer.AppendLiteral("</label></p>\n");
    }

    buffer.AppendLiteral("<table>\n");

    nsXPIDLString columnText;

    buffer.AppendLiteral(" <thead>\n"
                         "  <tr>\n"
                         "   <th>");

    rv = mBundle->GetStringFromName(MOZ_UTF16("DirColName"),
                                    getter_Copies(columnText));
    if (NS_FAILED(rv)) return rv;
    AppendNonAsciiToNCR(columnText, buffer);
    buffer.AppendLiteral("</th>\n"
                         "   <th>");

    rv = mBundle->GetStringFromName(MOZ_UTF16("DirColSize"),
                                    getter_Copies(columnText));
    if (NS_FAILED(rv)) return rv;
    AppendNonAsciiToNCR(columnText, buffer);
    buffer.AppendLiteral("</th>\n"
                         "   <th colspan=\"2\">");

    rv = mBundle->GetStringFromName(MOZ_UTF16("DirColMTime"),
                                    getter_Copies(columnText));
    if (NS_FAILED(rv)) return rv;
    AppendNonAsciiToNCR(columnText, buffer);
    buffer.AppendLiteral("</th>\n"
                         "  </tr>\n"
                         " </thead>\n");
    buffer.AppendLiteral(" <tbody>\n");

    aBuffer = buffer;
    return rv;
}
NS_IMETHODIMP
nsFileProtocolHandler::GetURLSpecFromFile(nsIFile *file, nsACString &result)
{
    NS_ENSURE_ARG_POINTER(file);
    return net_GetURLSpecFromFile(file, result);
}