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-rw-r--r--include/items.php107
1 files changed, 93 insertions, 14 deletions
diff --git a/include/items.php b/include/items.php
index e5b640fd2..c6d852fe7 100644
--- a/include/items.php
+++ b/include/items.php
@@ -1063,9 +1063,6 @@ function dfrn_deliver($owner,$contact,$atom, $dissolve = false) {
$a = get_app();
-// if((! strlen($contact['issued-id'])) && (! $contact['duplex']) && (! ($owner['page-flags'] == PAGE_COMMUNITY)))
-// return 3;
-
$idtosend = $orig_id = (($contact['dfrn-id']) ? $contact['dfrn-id'] : $contact['issued-id']);
if($contact['duplex'] && $contact['dfrn-id'])
@@ -1130,6 +1127,9 @@ function dfrn_deliver($owner,$contact,$atom, $dissolve = false) {
$rino_allowed = ((intval($res->rino) === 1) ? 1 : 0);
$page = (($owner['page-flags'] == PAGE_COMMUNITY) ? 1 : 0);
+ if($owner['page-flags'] == PAGE_PRVGROUP)
+ $page = 2;
+
$final_dfrn_id = '';
if($perm) {
@@ -1183,7 +1183,7 @@ function dfrn_deliver($owner,$contact,$atom, $dissolve = false) {
$postvars['ssl_policy'] = $ssl_policy;
if($page)
- $postvars['page'] = '1';
+ $postvars['page'] = $page;
if($rino && $rino_allowed && (! $dissolve)) {
$key = substr(random_string(),0,16);
@@ -2832,7 +2832,7 @@ function atom_author($tag,$name,$uri,$h,$w,$photo) {
return $o;
}
-function atom_entry($item,$type,$author,$owner,$comment = false) {
+function atom_entry($item,$type,$author,$owner,$comment = false,$cid = 0) {
$a = get_app();
@@ -2844,7 +2844,7 @@ function atom_entry($item,$type,$author,$owner,$comment = false) {
if($item['allow_cid'] || $item['allow_gid'] || $item['deny_cid'] || $item['deny_gid'])
- $body = fix_private_photos($item['body'],$owner['uid']);
+ $body = fix_private_photos($item['body'],$owner['uid'],$item,$cid);
else
$body = $item['body'];
@@ -2927,14 +2927,17 @@ function atom_entry($item,$type,$author,$owner,$comment = false) {
return $o;
}
-function fix_private_photos($s,$uid) {
+function fix_private_photos($s,$uid, $item = null, $cid = 0) {
$a = get_app();
- logger('fix_private_photos');
+
+ logger('fix_private_photos', LOGGER_DEBUG);
+ $site = substr($a->get_baseurl(),strpos($a->get_baseurl(),'://'));
if(preg_match("/\[img\](.*?)\[\/img\]/is",$s,$matches)) {
$image = $matches[1];
- logger('fix_private_photos: found photo ' . $image);
- if(stristr($image ,$a->get_baseurl() . '/photo/')) {
+ logger('fix_private_photos: found photo ' . $image, LOGGER_DEBUG);
+ if(stristr($image , $site . '/photo/')) {
+ $replace = false;
$i = basename($image);
$i = str_replace('.jpg','',$i);
$x = strpos($i,'-');
@@ -2947,17 +2950,86 @@ function fix_private_photos($s,$uid) {
intval($uid)
);
if(count($r)) {
- logger('replacing photo');
- $s = str_replace($image, 'data:image/jpg;base64,' . base64_encode($r[0]['data']), $s);
+
+ // Check to see if we should replace this photo link with an embedded image
+ // 1. No need to do so if the photo is public
+ // 2. If there's a contact-id provided, see if they're in the access list
+ // for the photo. If so, embed it.
+ // 3. Otherwise, if we have an item, see if the item permissions match the photo
+ // permissions, regardless of order but first check to see if they're an exact
+ // match to save some processing overhead.
+
+ // Currently we only embed one private photo per message so as not to hit import
+ // size limits at the receiving end.
+
+ // To embed multiples, we would need to parse out the embedded photos on message
+ // receipt and limit size based only on the text component. Would also need to
+ // ignore all photos during bbcode translation and item localisation, as these
+ // will hit internal regex backtrace limits.
+
+ if(has_permissions($r[0])) {
+ if($cid) {
+ $recips = enumerate_permissions($r[0]);
+ if(in_array($cid, $recips)) {
+ $replace = true;
+ }
+ }
+ elseif($item) {
+ if(compare_permissions($item,$r[0]))
+ $replace = true;
+ }
+ }
+ if($replace) {
+ logger('fix_private_photos: replacing photo', LOGGER_DEBUG);
+ $s = str_replace($image, 'data:image/jpg;base64,' . base64_encode($r[0]['data']), $s);
+ logger('fix_private_photos: replaced: ' . $s, LOGGER_DATA);
+ }
}
}
- logger('fix_private_photos: replaced: ' . $s, LOGGER_DATA);
}
}
return($s);
}
+function has_permissions($obj) {
+ if(($obj['allow_cid'] != '') || ($obj['allow_gid'] != '') || ($obj['deny_cid'] != '') || ($obj['deny_gid'] != ''))
+ return true;
+ return false;
+}
+
+function compare_permissions($obj1,$obj2) {
+ // first part is easy. Check that these are exactly the same.
+ if(($obj1['allow_cid'] == $obj2['allow_cid'])
+ && ($obj1['allow_gid'] == $obj2['allow_gid'])
+ && ($obj1['deny_cid'] == $obj2['deny_cid'])
+ && ($obj1['deny_gid'] == $obj2['deny_gid']))
+ return true;
+
+ // This is harder. Parse all the permissions and compare the resulting set.
+
+ $recipients1 = enumerate_permissions($obj1);
+ $recipients2 = enumerate_permissions($obj2);
+ sort($recipients1);
+ sort($recipients2);
+ if($recipients1 == $recipients2)
+ return true;
+ return false;
+}
+
+// returns an array of contact-ids that are allowed to see this object
+
+function enumerate_permissions($obj) {
+ require_once('include/group.php');
+ $allow_people = expand_acl($obj['allow_cid']);
+ $allow_groups = expand_groups(expand_acl($obj['allow_gid']));
+ $deny_people = expand_acl($obj['deny_cid']);
+ $deny_groups = expand_groups(expand_acl($obj['deny_gid']));
+ $recipients = array_unique(array_merge($allow_people,$allow_groups));
+ $deny = array_unique(array_merge($deny_people,$deny_groups));
+ $recipients = array_diff($recipients,$deny);
+ return $recipients;
+}
function item_getfeedtags($item) {
$ret = array();
@@ -3004,13 +3076,20 @@ function item_getfeedattach($item) {
function item_expire($uid,$days) {
- if((! $uid) || (! $days))
+ if((! $uid) || ($days < 1))
return;
+ // $expire_network_only = save your own wall posts
+ // and just expire conversations started by others
+
+ $expire_network_only = get_pconfig($uid,'expire','network_only');
+ $sql_extra = ((intval($expire_network_only)) ? " AND wall = 0 " : "");
+
$r = q("SELECT * FROM `item`
WHERE `uid` = %d
AND `created` < UTC_TIMESTAMP() - INTERVAL %d DAY
AND `id` = `parent`
+ $sql_extra
AND `deleted` = 0",
intval($uid),
intval($days)
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-03 17:22:49 +0000