Fix for bug #0000048: nested categories now display correctly in admin regardless of the order of their IDs

git-svn-id: http://svn.automattic.com/wordpress/trunk@1432 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
jverber 2004-06-16 16:40:40 +00:00
parent 0c388147a9
commit 14a8ab9fc0

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@ -18,32 +18,72 @@ function checked($checked, $current) {
if ($checked == $current) echo ' checked="checked"';
}
function get_nested_categories($default = 0) {
function return_categories_list( $parent = 0, $sortbyname = FALSE )
{
/*
* This function returns an list of all categories
* that have $parent as their parent
* if no parent is specified we will assume top level caegories
* are required.
*/
global $wpdb;
// select sort order
$sort = "cat_id";
if( TRUE == $sortbyname )
{
$sort = "cat_name";
}
// First query the database
$cats_tmp = $wpdb->get_results("SELECT cat_id FROM $wpdb->categories WHERE category_parent = $parent ORDER BY $sort");
// Now strip this down to a simple array of IDs
$cats = array();
if( count($cats_tmp) > 0 )
{
foreach( $cats_tmp as $cat )
{
$cats[] = $cat->cat_id;
}
}
// Return the list of categories
return $cats;
}
function get_nested_categories($default = 0, $parent = 0) {
global $post_ID, $mode, $wpdb;
if ($post_ID) {
$checked_categories = $wpdb->get_col("
SELECT category_id
FROM $wpdb->categories, $wpdb->post2cat
FROM $wpdb->categories, $wpdb->post2cat
WHERE $wpdb->post2cat.category_id = cat_ID AND $wpdb->post2cat.post_id = '$post_ID'
");
if(count($checked_categories) == 0)
{
// No selected categories, strange
$checked_categories[] = $default;
}
} else {
$checked_categories[] = $default;
}
$categories = $wpdb->get_results("SELECT * FROM $wpdb->categories ORDER BY category_parent DESC, cat_name ASC");
$cats = return_categories_list($parent, TRUE);
$result = array();
foreach($categories as $category) {
$array_category = get_object_vars($category);
$me = 0 + $category->cat_ID;
$parent = 0 + $category->category_parent;
if (isset($result[$me])) $array_category['children'] = $result[$me];
$array_category['checked'] = in_array($category->cat_ID, $checked_categories);
$array_category['cat_name'] = stripslashes($category->cat_name);
$result[$parent][] = $array_category;
foreach($cats as $cat)
{
$result[$cat]['children'] = get_nested_categories($default, $cat);
$result[$cat]['cat_ID'] = $cat;
$result[$cat]['checked'] = in_array($cat, $checked_categories);
$result[$cat]['cat_name'] = stripslashes(get_the_category_by_ID($cat));
}
return $result[0];
return $result;
}
function write_nested_categories($categories) {