function preparse_attributes($x)
{
# Creating a temporary new parser to run the attribute list in
$np = new wiki2xml();
$np->inherit($this);
$np->w = $x;
$np->wl = strlen($x);
# Replacing templates, and '<' and '>' in parameters
$c = 0;
$q = "";
while ($q != "" || $c < $np->wl && $np->w[$c] != '>' && $np->w[$c] != '/') {
$y = $np->w[$c];
if ($np->nextis($c, "{{", false)) {
$xx = "";
if ($np->p_template($c, $xx)) {
continue;
} else {
$c++;
}
} else {
if ($y == "'" || $y == '"') {
if ($q == "") {
$q = $y;
} else {
if ($y == $q) {
$q = "";
}
}
$c++;
} else {
if ($q != "" && ($y == '<' || $y == '>')) {
$y = htmlentities($y);
$np->w = substr($np->w, 0, $c) . $y . substr($np->w, $c + 1);
$np->wl += strlen($y) - 1;
} else {
$c++;
}
}
}
if ($c >= $np->wl) {
return array();
}
}
$attrs = array();
$c = 0;
# Seeking attributes
while ($np->w[$c] != '>' && $np->w[$c] != '/') {
$attr = "";
if (!$np->p_html_attr($c, $attr)) {
break;
}
if ($attr != "") {
$key = array_shift(explode("=", $attr, 2));
if (!isset($attrs[$key]) && substr($attr, -3, 3) != '=""') {
$attrs[$key] = $attr;
}
}
$np->skipblanks($c);
if ($c >= $np->wl) {
return array();
}
}
if (substr($np->w, $c) != ">" and substr($np->w, $c) != "/") {
return array();
}
return $attrs;
}
