bitPickups/friendica_2019-12_sharedHosting_hotFix
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prevent runaway notifications when parent=0 due to race condition

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Friendika 2011-02-04 04:25:53 -08:00
commit 2a9bfae2b7
3 changed files with 78 additions and 59 deletions
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14
include/items.php
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@ -688,11 +688,12 @@ function item_store($arr,$force_parent = false) {
$arr['parent-uri'] = $r[0]['parent-uri'];
}
$parent_id = $r[0]['id'];
$allow_cid = $r[0]['allow_cid'];
$allow_gid = $r[0]['allow_gid'];
$deny_cid = $r[0]['deny_cid'];
$deny_gid = $r[0]['deny_gid'];
$parent_id = $r[0]['id'];
$parent_deleted = $r[0]['deleted'];
$allow_cid = $r[0]['allow_cid'];
$allow_gid = $r[0]['allow_gid'];
$deny_cid = $r[0]['deny_cid'];
$deny_gid = $r[0]['deny_gid'];
}
else {
@ -750,13 +751,14 @@ function item_store($arr,$force_parent = false) {
// Set parent id - and also make sure to inherit the parent's ACL's.
$r = q("UPDATE `item` SET `parent` = %d, `allow_cid` = '%s', `allow_gid` = '%s',
`deny_cid` = '%s', `deny_gid` = '%s', `private` = %d WHERE `id` = %d LIMIT 1",
`deny_cid` = '%s', `deny_gid` = '%s', `private` = %d, `deleted` = $d WHERE `id` = %d LIMIT 1",
intval($parent_id),
dbesc($allow_cid),
dbesc($allow_gid),
dbesc($deny_cid),
dbesc($deny_gid),
intval($private),
intval($parent_deleted),
intval($current_post)
);

43
include/notifier.php
View file

@ -2,18 +2,18 @@
require_once("boot.php");
function notifier_run($argv, $argc){
global $a, $db;
global $a, $db;
if(is_null($a)){
$a = new App;
}
if(is_null($a)){
$a = new App;
}
if(is_null($db)){
@include(".htconfig.php");
require_once("dba.php");
$db = new dba($db_host, $db_user, $db_pass, $db_data);
unset($db_host, $db_user, $db_pass, $db_data);
};
if(is_null($db)) {
@include(".htconfig.php");
require_once("dba.php");
$db = new dba($db_host, $db_user, $db_pass, $db_data);
unset($db_host, $db_user, $db_pass, $db_data);
}
require_once("session.php");
require_once("datetime.php");
@ -62,11 +62,12 @@ function notifier_run($argv, $argc){
$r = q("SELECT `parent`, `uid`, `edited` FROM `item` WHERE `id` = %d LIMIT 1",
intval($item_id)
);
if(! count($r)){
if((! count($r)) || (! intval($r[0]['parent']))) {
return;
}
$parent_id = $r[0]['parent'];
$parent_id = intval($r[0]['parent']);
$uid = $r[0]['uid'];
$updated = $r[0]['edited'];
@ -77,6 +78,13 @@ function notifier_run($argv, $argc){
if(! count($items)){
return;
}
// avoid race condition with deleting entries
if($items[0]['deleted']) {
foreach($items as $item)
$item['deleted'] = 1;
}
$r = q("SELECT `contact`.*, `user`.`nickname`, `user`.`sprvkey`, `user`.`spubkey`, `user`.`page-flags`
@ -122,8 +130,8 @@ function notifier_run($argv, $argc){
$allow_people = expand_acl($parent['allow_cid']);
$allow_groups = expand_groups(expand_acl($parent['allow_gid']));
$deny_people = expand_acl($parent['deny_cid']);
$deny_groups = expand_groups(expand_acl($parent['deny_gid']));
$deny_people = expand_acl($parent['deny_cid']);
$deny_groups = expand_groups(expand_acl($parent['deny_gid']));
$conversants = array();
@ -220,6 +228,8 @@ function notifier_run($argv, $argc){
else {
if($followup) {
foreach($items as $item) { // there is only one item
if(! $item['parent'])
continue;
if($item['id'] == $item_id) {
logger('notifier: followup: item: ' . print_r($item,true), LOGGER_DATA);
$slap = atom_entry($item,'html',$owner,$owner,false);
@ -229,6 +239,9 @@ function notifier_run($argv, $argc){
}
else {
foreach($items as $item) {
if(! $item['parent'])
continue;
$contact = get_item_contact($item,$contacts);
if(! $contact)
continue;