* @brief Creates an unique guid out of a given uri
*
* @param string $uri uri of an item entry
+ * @param string $host (Optional) hostname for the GUID prefix
* @return string unique guid
*/
-function uri_to_guid($uri) {
+function uri_to_guid($uri, $host = "") {
// Our regular guid routine is using this kind of prefix as well
// We have to avoid that different routines could accidentally create the same value
$parsed = parse_url($uri);
- $guid_prefix = hash("crc32", $parsed["host"]);
+
+ if ($host == "") {
+ $host = $parsed["host"];
+ }
+
+ $guid_prefix = hash("crc32", $host);
// Remove the scheme to make sure that "https" and "http" doesn't make a difference
unset($parsed["scheme"]);
function item_store($arr,$force_parent = false, $notify = false, $dontcache = false) {
+ $a = get_app();
+
// If it is a posting where users should get notifications, then define it as wall posting
if ($notify) {
$arr['wall'] = 1;
$arr['origin'] = 1;
$arr['last-child'] = 1;
$arr['network'] = NETWORK_DFRN;
+
+ // We have to avoid duplicates. So we create the GUID in form of a hash of the plink or uri.
+ // In difference to the call to "uri_to_guid" several lines below we add the hash of our own host.
+ // This is done because our host is the original creator of the post.
+ if (isset($arr['plink'])) {
+ $arr['guid'] = uri_to_guid($arr['plink'], $a->get_hostname());
+ } elseif (isset($arr['uri'])) {
+ $arr['guid'] = uri_to_guid($arr['uri'], $a->get_hostname());
+ }
}
// If a Diaspora signature structure was passed in, pull it out of the
$arr['wall'] = ((x($arr,'wall')) ? intval($arr['wall']) : 0);
$arr['guid'] = ((x($arr,'guid')) ? notags(trim($arr['guid'])) : get_guid(32, $guid_prefix));
- $arr['uri'] = ((x($arr,'uri')) ? notags(trim($arr['uri'])) : $arr['guid']);
+ $arr['uri'] = ((x($arr,'uri')) ? notags(trim($arr['uri'])) : item_new_uri($a->get_hostname(), $uid, $arr['guid']));
$arr['extid'] = ((x($arr,'extid')) ? notags(trim($arr['extid'])) : '');
$arr['author-name'] = ((x($arr,'author-name')) ? trim($arr['author-name']) : '');
$arr['author-link'] = ((x($arr,'author-link')) ? notags(trim($arr['author-link'])) : '');
$arr['last-child'] = ((x($arr,'last-child')) ? intval($arr['last-child']) : 0 );
$arr['visible'] = ((x($arr,'visible') !== false) ? intval($arr['visible']) : 1 );
$arr['deleted'] = 0;
- $arr['parent-uri'] = ((x($arr,'parent-uri')) ? notags(trim($arr['parent-uri'])) : '');
+ $arr['parent-uri'] = ((x($arr,'parent-uri')) ? notags(trim($arr['parent-uri'])) : $arr['uri']);
$arr['verb'] = ((x($arr,'verb')) ? notags(trim($arr['verb'])) : '');
$arr['object-type'] = ((x($arr,'object-type')) ? notags(trim($arr['object-type'])) : '');
$arr['object'] = ((x($arr,'object')) ? trim($arr['object']) : '');
$owner = $item['uid'];
- $cid = 0;
+ $contact_id = 0;
// check if logged in user is either the author or owner of this item
if (is_array($_SESSION['remote'])) {
foreach($_SESSION['remote'] as $visitor) {
if ($visitor['uid'] == $item['uid'] && $visitor['cid'] == $item['contact-id']) {
- $cid = $visitor['cid'];
+ $contact_id = $visitor['cid'];
break;
}
}
}
- if ((local_user() == $item['uid']) || ($cid) || (! $interactive)) {
+ if ((local_user() == $item['uid']) || ($contact_id) || (! $interactive)) {
// Check if we should do HTML-based delete confirmation
if ($_REQUEST['confirm']) {