Das umgeschriebene Modul gibt nun das Menü in folgendem Markup aus:
Code: Alles auswählen
<h1>Menu-Name</h1>
<ul>
<li><a href="link1.html">Link-Descr. 1</a></li>
<li><a href="link2.html">Link-Descr. 1</a></li>
<li><a href="link3.html">Link-Descr. 1</a>
<ul>
<li><a href="link3_1.html">Link-Descr. 3_1</a></li>
<li><a href="link3_2.html">Link-Descr. 3_2</a></li>
<li><a href="link3_2.html">Link-Descr. 3_2</a></li>
</ul></li>
<li><a href="link4.html">Link-Descr. 1</a></li>
<li><a href="link5.html">Link-Descr. 1</a></li>
</ul>
1. Mit den Listen bildet sich die Menühierarchie korrekt ab.
2. Die Menütiefe kann beliebig groß sein, da der Abstand vom linken Rand über das <ul>-Tag geregelt wird.
3. Es geht besser durch Accessability-Richtlinien durch (Barrierefreiheit)
Hier ist der Code für das geänderte Modul:
Code: Alles auswählen
<?php
/***********************************************
* CONTENIDO MODUL - OUTPUT
*
* Modulname : Navigation 1.1
* Author : Jan Lengowski
* Copyright : Contenido - four for business
* Created : 15-05-2003
* Modified : 26-05-2003
************************************************/
if ( !is_object($db2) ) {
$db2 = new DB_Contenido;
}
/**
* Check if a category is child
* of another category
*
* @return boolean true/false
* @author Jan Lengowski <Jan.Lengowski@4fb.de>
* @copyright four for business AG 2003
*/
if (!function_exists("catIsChildOf"))
{
function catIsChildOf($id, $idparent) {
global $cfg, $client, $lang;
$db = new DB_Contenido;
$parent = $id;
while ( $parent != 0 ) {
$sql = "SELECT
a.parentid
FROM
".$cfg["tab"]["cat"]." AS a,
".$cfg["tab"]["cat_lang"]." AS b
WHERE
a.idclient = '".$client."' AND
b.idlang = '".$lang."' AND
a.idcat = b.idcat AND
a.idcat = '".$parent."'";
$db->query($sql);
$db->next_record();
$parent = $db->f("parentid");
if ($parent == $idparent) {
return true;
}
}
return false;
}
}
if ( catIsChildOf($idcat, "CMS_VALUE[0]") ) {
$sel_idcat = $idcat;
} else {
$sel_idcat = "CMS_VALUE[0]";
}
/* Include Template Class */
//include_once($cfg["path"]["contenido"] . 'classes/class.template.php');
/**
* Array storing alle the
* navigation data
*/
$navitems = array();
/* Template Instance */
//$tpl = new Template;
/**
* Recursive function for creating
* the navigation array
* @param Int $idcat Category id
*/
function nav($idcat) {
global $navitems, $client, $lang, $cfg;
$db = new DB_Contenido;
$db2 = new DB_Contenido;
$sql = "SELECT parentid FROM ".$cfg["tab"]["cat"]." WHERE idcat = '$idcat'";
$db->query($sql);
$db->next_record();
$parentid = $db->f("parentid");
if ( $parentid == 0 ) {
if ( $idcat != "CMS_VALUE[0]" ){
$navitems = array();
$sql = "SELECT
A.idcat,
C.name
FROM
".$cfg["tab"]["cat_tree"]." AS A,
".$cfg["tab"]["cat"]." AS B,
".$cfg["tab"]["cat_lang"]." AS C
WHERE
A.idcat = B.idcat AND
B.idcat = C.idcat AND
B.idclient = '$client' AND
C.idlang = '$lang' AND
C.visible = '1' AND
B.parentid = 'CMS_VALUE[0]'
ORDER
BY A.idtree";
$db->query($sql);
while ($db->next_record()) {
/* Check for external redirects... */
$sql = "SELECT
a.external_redirect AS ext
FROM
".$cfg["tab"]["art_lang"]." AS a,
".$cfg["tab"]["cat_art"]." AS b,
".$cfg["tab"]["cat"]." AS c
WHERE
b.idcat = '".$db->f("idcat")."' AND
b.is_start = '1' AND
c.idclient = '".$client."' AND
c.idcat = b.idcat AND
a.idart = b.idart AND
a.idlang = '".$lang."'";
$db2->query($sql);
$db2->next_record();
$target = ( $db2->f("ext") == 0 ) ? '_self' : '_blank';
$navitems[$db->f("idcat")] = array("idcat" => $db->f("idcat"),
"name" => $db->f("name"),
"target" => $target);
}
}
return true;
}
$sql = "SELECT
A.idcat,
C.name
FROM
".$cfg["tab"]["cat_tree"]." AS A,
".$cfg["tab"]["cat"]." AS B,
".$cfg["tab"]["cat_lang"]." AS C
WHERE
A.idcat = B.idcat AND
B.idcat = C.idcat AND
B.idclient = '$client' AND
C.idlang = '$lang' AND
C.visible = '1' AND
B.parentid = '$parentid'
ORDER BY
A.idtree";
$db->query($sql);
while ($db->next_record()) {
/* Check for external redirects... */
$sql = "SELECT
a.external_redirect AS ext
FROM
".$cfg["tab"]["art_lang"]." AS a,
".$cfg["tab"]["cat_art"]." AS b,
".$cfg["tab"]["cat"]." AS c
WHERE
b.idcat = '".$db->f("idcat")."' AND
b.is_start = '1' AND
c.idclient = '".$client."' AND
c.idcat = b.idcat AND
a.idart = b.idart AND
a.idlang = '".$lang."'";
$db2->query($sql);
$db2->next_record();
$target = ( $db2->f("ext") == 0 ) ? '_self' : '_blank';
$tmp_nav[$db->f("idcat")] = array("idcat" => $db->f("idcat"),
"name" => $db->f("name"),
"target" => $target);
}
$tmp_nav[$idcat]["sub"] = $navitems;
$navitems = $tmp_nav;
/* Function call */
nav($parentid);
} // end function
function create_menu($depth, $d) {
global $sess;
for ($i = 1; $i <= $depth; $i++) {
$indent_string .= ' ';
}
foreach ($d as $k => $data) {
echo $indent_string . ' <li><a href="'. $sess->url('front_content.php?idcat='.$data['idcat']) .'" target="'. $data['target'] .'">'. $data['name'] .'</a>';
if (is_array($data['sub']) and $depth < 20) {
echo "\n" . $indent_string . " <ul>\n";
create_menu($depth+1, $data['sub']);
echo $indent_string . " </ul>\n" . $indent_string . ' ';
}
echo "</li>\n";
} //foreach
}
$sql = "SELECT
A.idcat,
C.name
FROM
".$cfg["tab"]["cat_tree"]." AS A,
".$cfg["tab"]["cat"]." AS B,
".$cfg["tab"]["cat_lang"]." AS C
WHERE
A.idcat = B.idcat AND
B.idcat = C.idcat AND
B.idclient = '$client' AND
C.idlang = '$lang' AND
C.visible = '1' AND
B.parentid = '$sel_idcat'
ORDER BY
A.idtree";
$db->query($sql);
while ( $db->next_record() ) {
/* Check for external redirects... */
$sql = "SELECT
a.external_redirect AS ext
FROM
".$cfg["tab"]["art_lang"]." AS a,
".$cfg["tab"]["cat_art"]." AS b,
".$cfg["tab"]["cat"]." AS c
WHERE
b.idcat = '".$db->f("idcat")."' AND
b.is_start = '1' AND
c.idclient = '".$client."' AND
c.idcat = b.idcat AND
a.idart = b.idart AND
a.idlang = '".$lang."'";
$db2->query($sql);
$db2->next_record();
$target = ( $db2->f("ext") == 0 ) ? '_self' : '_blank';
$navitems[$db->f("idcat")] = array("idcat" => $db->f("idcat"),
"name" => $db->f("name"),
"target" => $target);
}
/* Create Navigation Array */
nav($sel_idcat);
/* Start Output buffer */
ob_start();
echo '<h1>Menuetitel</h1>' . "\n";
echo " <ul>\n";
create_menu(0, $navitems);
echo " </ul>\n";
/* Read out buffer */
$html = ob_get_contents();
/* Clean buffer */
ob_end_clean();
/* Output buffer-contents */
echo $html;
?>
PHP ist saucool.
Gruß,
Thomas