February 12, 2011 
Definition:
function &get_post(&$post, $output = OBJECT, $filter = 'raw') {}
Retrieves post data given a post ID or post object.
See sanitize_post() for optional $filter values. Also, the parameter $post, must be given as a variable, since it is passed by reference.
Parameters
- int|object $post: Post ID or post object.
- string $output: Optional, default is Object. Either OBJECT, ARRAY_A, or ARRAY_N.
- string $filter: Optional, default is raw.
- &$post
Return values
returns:Post data
Source code
function &get_post(&$post, $output = OBJECT, $filter = 'raw') {
global $wpdb;
$null = null;
if ( empty($post) ) {
if ( isset($GLOBALS['post']) )
$_post = & $GLOBALS['post'];
else
return $null;
} elseif ( is_object($post) && empty($post->filter) ) {
_get_post_ancestors($post);
$_post = sanitize_post($post, 'raw');
wp_cache_add($post->ID, $_post, 'posts');
} elseif ( is_object($post) && 'raw' == $post->filter ) {
$_post = $post;
} else {
if ( is_object($post) )
$post_id = $post->ID;
else
$post_id = $post;
$post_id = (int) $post_id;
if ( ! $_post = wp_cache_get($post_id, 'posts') ) {
$_post = $wpdb->get_row($wpdb->prepare("SELECT * FROM $wpdb->posts WHERE ID = %d LIMIT 1", $post_id));
if ( ! $_post )
return $null;
_get_post_ancestors($_post);
$_post = sanitize_post($_post, 'raw');
wp_cache_add($_post->ID, $_post, 'posts');
}
}
if ($filter != 'raw')
$_post = sanitize_post($_post, $filter);
if ( $output == OBJECT ) {
return $_post;
} elseif ( $output == ARRAY_A ) {
$__post = get_object_vars($_post);
return $__post;
} elseif ( $output == ARRAY_N ) {
$__post = array_values(get_object_vars($_post));
return $__post;
} else {
return $_post;
}
}
1568
A HitchHackers guide through WordPress 
No comments yet... Be the first to leave a reply!