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Set and get post cats to taxonomy. see #4189

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git-svn-id: https://develop.svn.wordpress.org/trunk@5529 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Ryan Boren
2007-05-23 18:07:53 +00:00
parent a0e6f06194
commit 2b134cc1f7
6 changed files with 52 additions and 189 deletions
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wp-includes/category.php
-75
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@@ -102,81 +102,6 @@ function cat_is_ancestor_of($cat1, $cat2) {
return cat_is_ancestor_of($cat1, get_category($cat2->parent));
}
//
// Private
//
function &_get_cat_children($category_id, $categories) {
if ( empty($categories) )
return array();
$category_list = array();
$has_children = _get_category_hierarchy();
if ( ( 0 != $category_id ) && ! isset($has_children[$category_id]) )
return array();
foreach ( $categories as $category ) {
if ( $category->cat_ID == $category_id )
continue;
if ( $category->category_parent == $category_id ) {
$category_list[] = $category;
if ( !isset($has_children[$category->cat_ID]) )
continue;
if ( $children = _get_cat_children($category->cat_ID, $categories) )
$category_list = array_merge($category_list, $children);
}
}
return $category_list;
}
// Recalculates link or post counts by including items from child categories
// Assumes all relevant children are already in the $categories argument
function _pad_category_counts($type, &$categories) {
global $wpdb;
// Set up some useful arrays
foreach ( $categories as $key => $cat ) {
$cats[$cat->cat_ID] = & $categories[$key];
$cat_IDs[] = $cat->cat_ID;
}
// Get the relevant post2cat or link2cat records and stick them in a lookup table
if ( $type == 'post' ) {
$results = $wpdb->get_results("SELECT post_id, category_id FROM $wpdb->post2cat LEFT JOIN $wpdb->posts ON post_id = ID WHERE category_id IN (".join(',', $cat_IDs).") AND post_type = 'post' AND post_status = 'publish'");
foreach ( $results as $row )
++$cat_items[$row->category_id][$row->post_id];
} else {
$results = $wpdb->get_results("SELECT $wpdb->link2cat.link_id, category_id FROM $wpdb->link2cat LEFT JOIN $wpdb->links USING (link_id) WHERE category_id IN (".join(',', $cat_IDs).") AND link_visible = 'Y'");
foreach ( $results as $row )
++$cat_items[$row->category_id][$row->link_id];
}
// Touch every ancestor's lookup row for each post in each category
foreach ( $cat_IDs as $cat_ID ) {
$child = $cat_ID;
while ( $parent = $cats[$child]->category_parent ) {
if ( !empty($cat_items[$cat_ID]) )
foreach ( $cat_items[$cat_ID] as $item_id => $touches )
++$cat_items[$parent][$item_id];
$child = $parent;
}
}
// Transfer the touched cells
foreach ( (array) $cat_items as $id => $items )
if ( isset($cats[$id]) )
$cats[$id]->{'link' == $type ? 'link_count' : 'category_count'} = count($items);
}
function _get_category_hierarchy() {
return _get_term_hierarchy('category');
}
// Tags
function &get_tags($args = '') {