function html_substr2PHP4($content, $conf)
{
// The approximate length you want the concatenated text to be
$minimum_length = $conf['minLength'] ? $conf['minLength'] : 200;
// The variation in how long the text can be
// in this example text length will be between 200-10=190 characters
// and the character where the last tag ends
// $length_offset = $conf['lengthOffset'] ? $conf['lengthOffset'] : 10;
$replaceString = $conf['replaceString'] ? $conf['replaceString'] : '...';
// Reset tag counter & quote checker
$doc = domxml_xmltree('<body>' . $content . '</body>');
$body = $doc->get_elements_by_tagname('body');
$length = 0;
$content = $this->getContentAsStringPHP4($body[0], $length, $minimum_length, $replaceString);
return $content;
}
$self = $path_parts['basename'];
$nav = load('navigation.php');
preg_match_all('/(<a.*?href="(.*?)">(.*?)<\\/a>)/si', $nav, $as);
for ($i = 0; $i < sizeof($as[0]); $i++) {
if ($as[2][$i] == $self) {
$found = $as[0][$i];
$foundname = $as[3][$i];
$foundlink = $as[2][$i];
break;
}
}
if ($found) {
$nav = str_replace($found, '<strong class="' . str_replace('.php', '', $foundlink) . '">' . $foundname . '</strong>', $nav);
}
if (!isset($_GET['ajax'])) {
$htmldoc = domxml_xmltree($nav);
$ul = $htmldoc->document_element();
$uls = $htmldoc->get_elements_by_tagname("ul");
foreach ($uls as $i) {
$mother = $i->parent_node();
if ($mother->node_name() == 'li') {
if (sizeof($mother->get_elements_by_tagname("strong")) == 0) {
$mother->remove_child($i);
}
}
}
$nav = $htmldoc->html_dump_mem();
}
function load($filelocation)
{
if (file_exists($filelocation)) {
