function drop_item($id, $interactive = true, $stage = DROPITEM_NORMAL, $force = false)
{
$a = get_app();
// locate item to be deleted
$r = q("SELECT * FROM item WHERE id = %d LIMIT 1", intval($id));
if (!$r || $r[0]['item_restrict'] & ITEM_DELETED && $stage === DROPITEM_NORMAL) {
if (!$interactive) {
return 0;
}
notice(t('Item not found.') . EOL);
goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
}
$item = $r[0];
$linked_item = $item['resource_id'] ? true : false;
$ok_to_delete = false;
// system deletion
if (!$interactive) {
$ok_to_delete = true;
}
// owner deletion
if (local_channel() && local_channel() == $item['uid']) {
$ok_to_delete = true;
}
// sys owned item, requires site admin to delete
$sys = get_sys_channel();
if (is_site_admin() && $sys['channel_id'] == $item['uid']) {
$ok_to_delete = true;
}
// author deletion
$observer = $a->get_observer();
if ($observer && $observer['xchan_hash'] && $observer['xchan_hash'] === $item['author_xchan']) {
$ok_to_delete = true;
}
if ($ok_to_delete) {
// set the deleted flag immediately on this item just in case the
// hook calls a remote process which loops. We'll delete it properly in a second.
$r = q("UPDATE item SET item_restrict = ( item_restrict | %d ) WHERE id = %d", intval($linked_item && !$force ? ITEM_HIDDEN : ITEM_DELETED), intval($item['id']));
$arr = array('item' => $item, 'interactive' => $interactive, 'stage' => $stage);
call_hooks('drop_item', $arr);
$notify_id = intval($item['id']);
$items = q("select * from item where parent = %d and uid = %d", intval($item['id']), intval($item['uid']));
if ($items) {
foreach ($items as $i) {
delete_item_lowlevel($i, $stage, $force);
}
} else {
delete_item_lowlevel($item, $stage, $force);
}
if (!$interactive) {
return 1;
}
// send the notification upstream/downstream as the case may be
// only send notifications to others if this is the owner's wall item.
// This isn't optimal. We somehow need to pass to this function whether or not
// to call the notifier, or we need to call the notifier from the calling function.
// We'll rely on the undocumented behaviour that DROPITEM_PHASE1 is (hopefully) only
// set if we know we're going to send delete notifications out to others.
if ($item['item_flags'] & ITEM_WALL && $stage != DROPITEM_PHASE2 || $stage == DROPITEM_PHASE1) {
proc_run('php', 'include/notifier.php', 'drop', $notify_id);
}
goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
} else {
if (!$interactive) {
return 0;
}
notice(t('Permission denied.') . EOL);
goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
}
}
function drop_item($id, $interactive = true, $stage = DROPITEM_NORMAL)
{
$a = get_app();
// locate item to be deleted
$r = q("SELECT * FROM item WHERE id = %d LIMIT 1", intval($id));
if (!$r || $r[0]['item_restrict'] & ITEM_DELETED && $stage === DROPITEM_NORMAL) {
if (!$interactive) {
return 0;
}
notice(t('Item not found.') . EOL);
goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
}
$item = $r[0];
$ok_to_delete = false;
// system deletion
if (!$interactive) {
$ok_to_delete = true;
}
// owner deletion
if (local_user() && local_user() == $item['uid']) {
$ok_to_delete = true;
}
// author deletion
$observer = $a->get_observer();
if ($observer && $observer['xchan_hash'] && $observer['xchan_hash'] === $item['author_xchan']) {
$ok_to_delete = true;
}
if ($ok_to_delete) {
// set the deleted flag immediately on this item just in case the
// hook calls a remote process which loops. We'll delete it properly in a second.
$r = q("UPDATE item SET item_restrict = ( item_restrict | %d ) WHERE id = %d LIMIT 1", intval(ITEM_DELETED), intval($item['id']));
$arr = array('item' => $item, 'interactive' => $interactive, 'stage' => $stage);
call_hooks('drop_item', $arr);
$notify_id = intval($item['id']);
$items = q("select * from item where parent = %d and uid = %d", intval($item['id']), intval($item['uid']));
if ($items) {
foreach ($items as $i) {
delete_item_lowlevel($i, $stage);
}
} else {
delete_item_lowlevel($item, $stage);
}
if (!$interactive) {
return 1;
}
// send the notification upstream/downstream as the case may be
// only send notifications to others if this is the owner's wall item.
if ($item['item_flags'] & ITEM_WALL && $stage != DROPITEM_PHASE2) {
proc_run('php', 'include/notifier.php', 'drop', $notify_id);
}
goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
} else {
if (!$interactive) {
return 0;
}
notice(t('Permission denied.') . EOL);
goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
}
}