/** @internal */
function _p2p_extract_post_types($sides)
{
$ptypes = array();
foreach ($sides as $side) {
if ('post' == $side->get_object_type()) {
_p2p_append($ptypes, $side->query_vars['post_type']);
}
}
return array_unique($ptypes);
}
static function user_query($query)
{
if (isset($query->_p2p_capture)) {
return;
}
// Don't overwrite existing P2P query
if (isset($query->query_vars['connected_type'])) {
return;
}
_p2p_append($query->query_vars, wp_array_slice_assoc($_GET, P2P_URL_Query::get_custom_qv()));
}
static function massage_query($query)
{
if (isset($query->_p2p_capture)) {
return;
}
// Don't overwrite existing P2P query
if (isset($query->query_vars['connected_type'])) {
return;
}
_p2p_append($query->query_vars, self::get_qv());
}
static function user_query($query)
{
if (!function_exists('get_current_screen')) {
return;
}
$current_screen = get_current_screen();
if ($current_screen && 'users' != $current_screen->id) {
return;
}
if (isset($query->_p2p_capture)) {
return;
}
// Don't overwrite existing P2P query
if (isset($query->query_vars['connected_type'])) {
return;
}
_p2p_append($query->query_vars, wp_array_slice_assoc($_GET, self::get_custom_qv()));
}
/** @internal */
function _p2p_get_list($args)
{
extract($args);
$ctype = p2p_type($ctype);
if (!$ctype) {
trigger_error(sprintf("Unregistered connection type '%s'.", $ctype), E_USER_WARNING);
return '';
}
$directed = $ctype->find_direction($item);
if (!$directed) {
return '';
}
$extra_qv = array('p2p:per_page' => -1, 'p2p:context' => $context);
$connected = $directed->{$method}($item, $extra_qv, 'abstract');
$args = array('before_list' => '<ul id="' . $ctype->name . '_list">', 'echo' => false);
if ('ol' == $mode) {
_p2p_append($args, array('before_list' => '<ol id="' . $ctype->name . '_list">', 'after_list' => '</ol>'));
}
return apply_filters("p2p_{$context}_html", $connected->render($args), $connected, $directed);
}
protected function get_non_connectable($item, $extra_qv)
{
$to_exclude = array();
if ('one' == $this->get('current', 'cardinality')) {
$to_check = 'any';
} elseif (!$this->duplicate_connections) {
$to_check = $item;
} else {
return $to_exclude;
}
$extra_qv['fields'] = 'ids';
$extra_qv['p2p:per_page'] = -1;
$already_connected = $this->get_connected($to_check, $extra_qv, 'abstract')->items;
_p2p_append($to_exclude, $already_connected);
return $to_exclude;
}
private function get_non_connectable($item_id)
{
$to_exclude = array();
if ($this->indeterminate && !$this->self_connections) {
$to_exclude[] = $item_id;
}
if ('one' == $this->get_current('cardinality')) {
_p2p_append($to_exclude, $this->get_connections(array('fields' => 'object_id')));
}
if ($this->prevent_duplicates) {
_p2p_append($to_exclude, $this->get_connections(array('from' => $item_id, 'fields' => 'object_id')));
}
return $to_exclude;
}
/**
* Get a list of posts that could be connected to a given post.
*
* @param int $post_id A post id.
*/
public function get_connectable($item_id, $page, $search)
{
$to_exclude = array();
if ('one' == $this->get_current('cardinality')) {
_p2p_append($to_exclude, p2p_get_connections($this->name, array('direction' => 'to' == $this->direction ? 'from' : 'to', 'fields' => 'object_id')));
}
if ($this->prevent_duplicates) {
_p2p_append($to_exclude, p2p_get_connections($this->name, array('direction' => $this->direction, 'from' => $item_id, 'fields' => 'object_id')));
}
return $this->get_opposite('side')->get_connectable($item_id, $page, $search, $to_exclude, $this);
}
