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Add include param to get_posts(), get_categories(), get_pages(), and get_bookmarks(). Props MichaelH. fixes #2562

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git-svn-id: http://svn.automattic.com/wordpress/trunk@3655 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
ryan
2006-03-21 04:26:50 +00:00
parent b5b8986bca
commit 4ce7df114d
4 changed files with 141 additions and 39 deletions
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wp-includes/functions.php
+48 -14
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@@ -1446,24 +1446,58 @@ function get_page_uri($page_id) {
function get_posts($args) {
global $wpdb;
if ( is_array($args) )
$r = &$args;
else
parse_str($args, $r);
parse_str($args, $r);
if ( !isset($r['numberposts']) )
$r['numberposts'] = 5;
if ( !isset($r['offset']) )
$r['offset'] = 0;
if ( !isset($r['category']) )
$r['category'] = '';
if ( !isset($r['orderby']) )
$r['orderby'] = 'post_date';
if ( !isset($r['order']) )
$r['order'] = 'DESC';
$defaults = array('numberposts' => 5, 'offset' => 0, 'category' => '',
'orderby' => 'post_date', 'order' => 'DESC', 'include' => '', 'exclude' => '');
$r = array_merge($defaults, $r);
extract($r);
$inclusions = '';
if ( !empty($include) ) {
$offset = 0; //ignore offset, category, and exclude params if using include
$category = '';
$exclude = '';
$incposts = preg_split('/[\s,]+/',$include);
$numberposts = count($incposts); // only the number of posts included
if ( count($incposts) ) {
foreach ( $incposts as $incpost ) {
if (empty($inclusions))
$inclusions = ' AND ( ID = ' . intval($incpost) . ' ';
else
$inclusions .= ' OR ID = ' . intval($incpost) . ' ';
}
}
}
if (!empty($inclusions))
$inclusions .= ')';
$exclusions = '';
if ( !empty($exclude) ) {
$exposts = preg_split('/[\s,]+/',$exclude);
if ( count($exposts) ) {
foreach ( $exposts as $expost ) {
if (empty($exclusions))
$exclusions = ' AND ( ID <> ' . intval($expost) . ' ';
else
$exclusions .= ' AND ID <> ' . intval($expost) . ' ';
}
}
}
if (!empty($exclusions))
$exclusions .= ')';
$posts = $wpdb->get_results(
"SELECT DISTINCT * FROM $wpdb->posts " .
( empty( $r['category'] ) ? "" : ", $wpdb->post2cat " ) .
" WHERE (post_type = 'post' AND post_status = 'publish') ".
( empty( $r['category'] ) ? "" : "AND $wpdb->posts.ID = $wpdb->post2cat.post_id AND $wpdb->post2cat.category_id = " . $r['category']. " " ) .
" GROUP BY $wpdb->posts.ID ORDER BY " . $r['orderby'] . " " . $r['order'] . " LIMIT " . $r['offset'] . ',' . $r['numberposts'] );
( empty( $category ) ? "" : ", $wpdb->post2cat " ) .
" WHERE (post_type = 'post' AND post_status = 'publish') $exclusions $inclusions " .
( empty( $category ) ? "" : "AND $wpdb->posts.ID = $wpdb->post2cat.post_id AND $wpdb->post2cat.category_id = " . $category. " " ) .
" GROUP BY $wpdb->posts.ID ORDER BY " . $orderby . " " . $order . " LIMIT " . $offset . ',' . $numberposts );
update_post_caches($posts);