/**
* Export-Function.
* creates xml out of nested-set-structure
*
* @param int obj_id book-id
* @param string type Object-Type of XML-Struktur
*
* @return String xml-Structur
* @access public
*/
function export($obj_id, $type)
{
// {{{
$result = $this->db->queryF('
SELECT * FROM xmlnestedset,xmltags
WHERE ns_tag_fk = tag_pk
AND ns_book_fk = %s
AND ns_type = %s
ORDER BY ns_l', array('integer', 'text'), array($obj_id, $type));
if (ilDB::isDbError($result)) {
die($this->className . "::checkTable(): " . $result->getMessage() . ":<br>" . $q);
}
$xml = "";
$lastDepth = -1;
while (is_array($row = $this->db->fetchAssoc($result))) {
// {{{ tags
$Anfang = "<" . $row[tag_name];
$result_param = $this->db->queryF('SELECT * FROM xmlparam WHERE tag_fk = %s', array('integer'), array($row[tag_pk]));
while (is_array($row_param = $this->db->fetchAssoc($result_param))) {
$param_value = $row_param[param_value];
if (is_object($this->param_modifier)) {
$obj =& $this->param_modifier;
$method = $this->param_modifier_method;
$param_value = $obj->{$method}($row[tag_name], $row_param[param_name], $param_value);
}
$Anfang .= " " . $row_param[param_name] . "=\"" . $param_value . "\"";
}
$Anfang .= ">";
$Ende = "</" . $row[tag_name] . ">";
// }}}
// {{{ TagValue
if ($row[tag_name] == "TAGVALUE") {
$result_value = $this->db->queryF('SELECT * FROM xmlvalue WHERE tag_fk = %s', array('integer'), array($row[tag_pk]));
$row_value = $this->db->fetchAssoc($result_value);
$Anfang = $row_value["tag_value"];
$Ende = "";
$Anfang = htmlspecialchars($Anfang);
// $Anfang = utf8_encode($Anfang);
}
// }}}
$D = $row[tag_depth];
if ($D == $lastDepth) {
$xml .= $xmlE[$D];
$xml .= $Anfang;
$xmlE[$D] = $Ende;
} else {
if ($D > $lastDepth) {
$xml .= $Anfang;
$xmlE[$D] = $Ende;
} else {
for ($i = $lastDepth; $i >= $D; $i--) {
$xml .= $xmlE[$i];
}
$xml .= $Anfang;
$xmlE[$D] = $Ende;
}
}
$lastDepth = $D;
}
for ($i = $lastDepth; $i > 0; $i--) {
$xml .= $xmlE[$i];
}
return $xml;
// }}}
}
