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authorMario <mario@mariovavti.com>2020-04-18 09:23:48 +0000
committerMario <mario@mariovavti.com>2020-04-18 09:23:48 +0000
commit223c4c7b9a01f70106e0ae0b72da4a13235af56c (patch)
treec8b56f02a2ed5301eece57425929a56bfb6a49f5 /Zotlabs
parentf7e925beaad5b42e659977e33f2473ce9aa0bbac (diff)
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implement addressing and fix conversation fetching
Diffstat (limited to 'Zotlabs')
-rw-r--r--Zotlabs/Lib/Activity.php210
-rw-r--r--Zotlabs/Module/Item.php82
2 files changed, 208 insertions, 84 deletions
diff --git a/Zotlabs/Lib/Activity.php b/Zotlabs/Lib/Activity.php
index 3c16a5367..2ba693049 100644
--- a/Zotlabs/Lib/Activity.php
+++ b/Zotlabs/Lib/Activity.php
@@ -419,7 +419,71 @@ class Activity {
$ret['attachment'] = $a;
}
+ $public = (($i['item_private']) ? false : true);
+ $top_level = (($i['mid'] === $i['parent_mid']) ? true : false);
+
+ if ($public) {
+ $ret['to'] = [ ACTIVITY_PUBLIC_INBOX ];
+ $ret['cc'] = [ z_root() . '/followers/' . substr($i['author']['xchan_addr'],0,strpos($i['author']['xchan_addr'],'@')) ];
+ }
+ else {
+
+ // private activity
+
+ if ($top_level) {
+ $ret['to'] = self::map_acl($i);
+ }
+ else {
+ $ret['to'] = [];
+ if ($ret['tag']) {
+ foreach ($ret['tag'] as $mention) {
+ if (is_array($mention) && array_key_exists('href',$mention) && $mention['href']) {
+ $h = q("select * from hubloc where hubloc_id_url = '%s' limit 1",
+ dbesc($mention['href'])
+ );
+ if ($h) {
+ if ($h[0]['hubloc_network'] === 'activitypub') {
+ $addr = $h[0]['hubloc_hash'];
+ }
+ else {
+ $addr = $h[0]['hubloc_id_url'];
+ }
+ if (! in_array($addr,$ret['to'])) {
+ $ret['to'][] = $addr;
+ }
+ }
+ }
+ }
+ }
+ $d = q("select hubloc.* from hubloc left join item on hubloc_hash = owner_xchan where item.id = %d limit 1",
+ intval($i['parent'])
+ );
+ if ($d) {
+ if ($d[0]['hubloc_network'] === 'activitypub') {
+ $addr = $d[0]['hubloc_hash'];
+ }
+ else {
+ $addr = $d[0]['hubloc_id_url'];
+ }
+ if (! in_array($addr,$ret['to'])) {
+ $ret['cc'][] = $addr;
+ }
+ }
+ }
+ }
+
+ $mentions = self::map_mentions($i);
+ if (count($mentions) > 0) {
+ if (! $ret['to']) {
+ $ret['to'] = $mentions;
+ }
+ else {
+ $ret['to'] = array_values(array_unique(array_merge($ret['to'], $mentions)));
+ }
+ }
+
return $ret;
+
}
static function decode_taxonomy($item) {
@@ -756,57 +820,155 @@ class Activity {
return [];
}
+ $t = self::encode_taxonomy($i);
+ if ($t) {
+ $ret['tag'] = $t;
+ }
+
+ // addressing madness
+
+ $public = (($i['item_private']) ? false : true);
+ $top_level = (($reply) ? false : true);
+
+ if ($public) {
+ $ret['to'] = [ ACTIVITY_PUBLIC_INBOX ];
+ $ret['cc'] = [ z_root() . '/followers/' . substr($i['author']['xchan_addr'],0,strpos($i['author']['xchan_addr'],'@')) ];
+ }
+ else {
+
+ // private activity
+
+ if ($top_level) {
+ $ret['to'] = self::map_acl($i);
+ }
+ else {
+ $ret['to'] = [];
+ if ($ret['tag']) {
+ foreach ($ret['tag'] as $mention) {
+ if (is_array($mention) && array_key_exists('href',$mention) && $mention['href']) {
+ $h = q("select * from hubloc where hubloc_id_url = '%s' limit 1",
+ dbesc($mention['href'])
+ );
+ if ($h) {
+ if ($h[0]['hubloc_network'] === 'activitypub') {
+ $addr = $h[0]['hubloc_hash'];
+ }
+ else {
+ $addr = $h[0]['hubloc_id_url'];
+ }
+ if (! in_array($addr,$ret['to'])) {
+ $ret['to'][] = $addr;
+ }
+ }
+ }
+ }
+ }
+
+ $d = q("select hubloc.* from hubloc left join item on hubloc_hash = owner_xchan where item.id = %d limit 1",
+ intval($i['parent'])
+ );
+ if ($d) {
+ if ($d[0]['hubloc_network'] === 'activitypub') {
+ $addr = $d[0]['hubloc_hash'];
+ }
+ else {
+ $addr = $d[0]['hubloc_id_url'];
+ }
+ if (! in_array($addr,$ret['to'])) {
+ $ret['cc'][] = $addr;
+ }
+ }
+ }
+ }
+
+ $mentions = self::map_mentions($i);
+ if (count($mentions) > 0) {
+ if (! $ret['to']) {
+ $ret['to'] = $mentions;
+ }
+ else {
+ $ret['to'] = array_values(array_unique(array_merge($ret['to'], $mentions)));
+ }
+ }
+
return $ret;
}
+ // Returns an array of URLS for any mention tags found in the item array $i.
+
static function map_mentions($i) {
- if(! $i['term']) {
+
+ if (! $i['term']) {
return [];
}
$list = [];
foreach ($i['term'] as $t) {
- if($t['ttype'] == TERM_MENTION) {
- $list[] = $t['url'];
+ if (! $t['url']) {
+ continue;
+ }
+ if ($t['ttype'] == TERM_MENTION) {
+ $url = self::lookup_term_url($t['url']);
+ $list[] = (($url) ? $url : $t['url']);
}
}
return $list;
}
- static function map_acl($i,$mentions = false) {
+ // Returns an array of all recipients targeted by private item array $i.
- $private = false;
- $list = [];
- $x = collect_recipients($i,$private);
- if($x) {
- stringify_array_elms($x);
- if(! $x)
- return;
-
- $strict = (($mentions) ? true : get_config('activitypub','compliance'));
+ static function map_acl($i) {
+ $ret = [];
- $sql_extra = (($strict) ? " and xchan_network = 'activitypub' " : '');
+ if (! $i['item_private']) {
+ return $ret;
+ }
- $details = q("select xchan_url, xchan_addr, xchan_name from xchan where xchan_hash in (" . implode(',',$x) . ") $sql_extra");
+ if ($i['allow_gid']) {
+ $tmp = expand_acl($i['allow_gid']);
+ if ($tmp) {
+ foreach ($tmp as $t) {
+ $ret[] = z_root() . '/lists/' . $t;
+ }
+ }
+ }
- if($details) {
- foreach($details as $d) {
- if($mentions) {
- $list[] = [ 'type' => 'Mention', 'href' => $d['xchan_url'], 'name' => '@' . (($d['xchan_addr']) ? $d['xchan_addr'] : $d['xchan_name']) ];
- }
- else {
- $list[] = $d['xchan_url'];
+ if ($i['allow_cid']) {
+ $tmp = expand_acl($i['allow_cid']);
+ $list = stringify_array($tmp,true);
+ if ($list) {
+ $details = q("select hubloc_id_url from hubloc where hubloc_hash in (" . $list . ") ");
+ if ($details) {
+ foreach ($details as $d) {
+ $ret[] = $d['hubloc_id_url'];
}
}
}
}
- return $list;
-
+ return $ret;
}
+ static function lookup_term_url($url) {
+
+ // The xchan_url for mastodon is a text/html rendering. This is called from map_mentions where we need
+ // to convert the mention url to an ActivityPub id. If this fails for any reason, return the url we have
+
+ $r = q("select * from hubloc where hubloc_id_url = '%s' limit 1",
+ dbesc($url)
+ );
+
+ if ($r) {
+ if ($r[0]['hubloc_network'] === 'activitypub') {
+ return $r[0]['hubloc_hash'];
+ }
+ return $r[0]['hubloc_id_url'];
+ }
+
+ return $url;
+ }
static function encode_person($p, $extended = true) {
diff --git a/Zotlabs/Module/Item.php b/Zotlabs/Module/Item.php
index cdfc3c9a8..9002b708d 100644
--- a/Zotlabs/Module/Item.php
+++ b/Zotlabs/Module/Item.php
@@ -43,9 +43,11 @@ class Item extends Controller {
if (Libzot::is_zot_request()) {
+ $conversation = false;
+
$item_id = argv(1);
- if (! $item_id)
+ if(! $item_id)
http_status_exit(404, 'Not found');
$portable_id = EMPTY_STR;
@@ -66,32 +68,24 @@ class Item extends Controller {
// process an authenticated fetch
- $sigdata = HTTPSig::verify(EMPTY_STR);
- if($sigdata['portable_id'] && $sigdata['header_valid']) {
+ $sigdata = HTTPSig::verify(($_SERVER['REQUEST_METHOD'] === 'POST') ? file_get_contents('php://input') : EMPTY_STR);
+ if ($sigdata['portable_id'] && $sigdata['header_valid']) {
$portable_id = $sigdata['portable_id'];
+ if (! check_channelallowed($portable_id)) {
+ http_status_exit(403, 'Permission denied');
+ }
+ if (! check_siteallowed($sigdata['signer'])) {
+ http_status_exit(403, 'Permission denied');
+ }
observer_auth($portable_id);
- // first see if we have a copy of this item's parent owned by the current signer
- // include xchans for all zot-like networks - these will have the same guid and public key
-
- $x = q("select * from xchan where xchan_hash = '%s'",
- dbesc($sigdata['portable_id'])
+ $i = q("select id as item_id from item where mid = '%s' $item_normal and owner_xchan = '%s' limit 1",
+ dbesc($r[0]['parent_mid']),
+ dbesc($portable_id)
);
-
- if ($x) {
- $xchans = q("select xchan_hash from xchan where xchan_hash = '%s' OR ( xchan_guid = '%s' AND xchan_pubkey = '%s' ) ",
- dbesc($sigdata['portable_id']),
- dbesc($x[0]['xchan_guid']),
- dbesc($x[0]['xchan_pubkey'])
- );
-
- if ($xchans) {
- $hashes = ids_to_querystr($xchans,'xchan_hash',true);
- $i = q("select id as item_id from item where mid = '%s' $item_normal and owner_xchan in ( " . protect_sprintf($hashes) . " ) limit 1",
- dbesc($r[0]['parent_mid'])
- );
- }
- }
+ }
+ elseif (Config::get('system','require_authenticated_fetch',false)) {
+ http_status_exit(403,'Permission denied');
}
// if we don't have a parent id belonging to the signer see if we can obtain one as a visitor that we have permission to access
@@ -111,7 +105,7 @@ class Item extends Controller {
$parents_str = ids_to_querystr($i,'item_id');
- $items = q("SELECT item.*, item.id AS item_id FROM item WHERE item.parent IN ( %s ) $item_normal ",
+ $items = q("SELECT item.*, item.id AS item_id FROM item WHERE item.parent IN ( %s ) $item_normal order by item.id asc",
dbesc($parents_str)
);
@@ -122,43 +116,10 @@ class Item extends Controller {
xchan_query($items,true);
$items = fetch_post_tags($items,true);
- $observer = App::get_observer();
- $parent = $items[0];
- $recips = (($parent['owner']['xchan_network'] === 'activitypub') ? get_iconfig($parent['id'],'activitypub','recips', []) : []);
- $to = (($recips && array_key_exists('to',$recips) && is_array($recips['to'])) ? $recips['to'] : null);
- $nitems = [];
- foreach($items as $i) {
-
- $mids = [];
-
- if(intval($i['item_private'])) {
- if(! $observer) {
- continue;
- }
- // ignore private reshare, possibly from hubzilla
- if($i['verb'] === 'Announce') {
- if(! in_array($i['thr_parent'],$mids)) {
- $mids[] = $i['thr_parent'];
- }
- continue;
- }
- // also ignore any children of the private reshares
- if(in_array($i['thr_parent'],$mids)) {
- continue;
- }
-
- if((! $to) || (! in_array($observer['xchan_url'],$to))) {
- continue;
- }
-
- }
- $nitems[] = $i;
- }
-
- if(! $nitems)
+ if(! $items)
http_status_exit(404, 'Not found');
- $chan = channelx_by_n($nitems[0]['uid']);
+ $chan = channelx_by_n($items[0]['uid']);
if(! $chan)
http_status_exit(404, 'Not found');
@@ -166,7 +127,8 @@ class Item extends Controller {
if(! perm_is_allowed($chan['channel_id'],get_observer_hash(),'view_stream'))
http_status_exit(403, 'Forbidden');
- $i = Activity::encode_item_collection($nitems,'conversation/' . $item_id,'OrderedCollection');
+
+ $i = Activity::encode_item_collection($items, 'conversation/' . $item_id, 'OrderedCollection');
if($portable_id) {
ThreadListener::store(z_root() . '/item/' . $item_id,$portable_id);
}