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<?php
function sanitise_acl(&$item) {
$item = '<' . intval(notags(trim($item))) . '>';
}
function item_post(&$a) {
if((! local_user()) && (! remote_user()))
return;
require_once('include/security.php');
$uid = $_SESSION['uid'];
$parent = ((x($_POST,'parent')) ? intval($_POST['parent']) : 0);
$parent_item = null;
if($parent) {
$r = q("SELECT * FROM `item` WHERE `id` = %d LIMIT 1",
intval($parent)
);
if(! count($r)) {
notice("Unable to locate original post." . EOL);
goaway($a->get_baseurl() . "/profile/$profile_uid");
}
$parent_item = $r[0];
}
$profile_uid = ((x($_POST,'profile_uid')) ? intval($_POST['profile_uid']) : 0);
if(! can_write_wall($a,$profile_uid)) {
notice("Permission denied." . EOL) ;
return;
}
$str_group_allow = '';
$group_allow = $_POST['group_allow'];
if(is_array($group_allow)) {
array_walk($group_allow,'sanitise_acl');
$str_group_allow = implode('',$group_allow);
}
$str_contact_allow = '';
$contact_allow = $_POST['contact_allow'];
if(is_array($contact_allow)) {
array_walk($contact_allow,'sanitise_acl');
$str_contact_allow = implode('',$contact_allow);
}
$str_group_deny = '';
$group_deny = $_POST['group_deny'];
if(is_array($group_deny)) {
array_walk($group_deny,'sanitise_acl');
$str_group_deny = implode('',$group_deny);
}
$str_contact_deny = '';
$contact_deny = $_POST['contact_deny'];
if(is_array($contact_deny)) {
array_walk($contact_deny,'sanitise_acl');
$str_contact_deny = implode('',$contact_deny);
}
$body = escape_tags(trim($_POST['body']));
if(! strlen($body)) {
notice("Empty post discarded." . EOL );
goaway($a->get_baseurl() . "/profile/$profile_uid");
}
if((x($_SESSION,'visitor_id')) && (intval($_SESSION['visitor_id'])))
$contact_id = $_SESSION['visitor_id'];
else {
$r = q("SELECT `id` FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1",
intval($_SESSION['uid']));
if(count($r))
$contact_id = $r[0]['id'];
}
$notify_type = (($parent) ? 'comment-new' : 'wall-new' );
if($_POST['type'] == 'jot') {
do {
$dups = false;
$hash = random_string();
$r = q("SELECT `id` FROM `item` WHERE `hash` = '%s' LIMIT 1",
dbesc($hash));
if(count($r))
$dups = true;
} while($dups == true);
$r = q("INSERT INTO `item` (`uid`,`type`,`contact-id`,`created`,`edited`,`hash`,`body`,
`allow_cid`, `allow_gid`, `deny_cid`, `deny_gid`)
VALUES( %d, '%s', %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s' )",
intval($profile_uid),
"jot",
intval($contact_id),
datetime_convert(),
datetime_convert(),
dbesc($hash),
dbesc(escape_tags(trim($_POST['body']))),
dbesc($str_contact_allow),
dbesc($str_group_allow),
dbesc($str_contact_deny),
dbesc($str_group_deny)
);
$r = q("SELECT `id` FROM `item` WHERE `hash` = '%s' LIMIT 1",
dbesc($hash));
if(count($r)) {
$post_id = $r[0]['id'];
if($parent) {
// This item is the last leaf and gets the comment box, clear any ancestors
$r = q("UPDATE `item` SET `last-child` = 0 WHERE `parent` = %d ",
intval($parent)
);
// Inherit ACL's from the parent item.
// TODO merge with subsequent UPDATE operation and save a db write
$r = q("UPDATE `item` SET `allow_cid` = '%s', `allow_gid` = '%s', `deny_cid` = '%s', `deny_gid` = '%s'
WHERE `id` = %d LIMIT 1",
intval($parent_item['allow_cid']),
intval($parent_item['allow_gid']),
intval($parent_item['deny_cid']),
intval($parent_item['deny_gid']),
intval($post_id)
);
}
else {
$parent = $post_id;
}
$r = q("UPDATE `item` SET `parent` = %d, `last-child` = 1, `visible` = 1
WHERE `id` = %d LIMIT 1",
intval($parent),
intval($post_id));
}
$url = bin2hex($a->get_baseurl());
proc_close(proc_open("php include/notifier.php $url $notify_type $post_id > notify.log &",
array(),$foo));
}
goaway($a->get_baseurl() . "/profile/$profile_uid");
}
|
