friendica_2021-01/mod/lockview.php

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<?php
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/**
* @file mod/lockview.php
*/
use Friendica\App;
use Friendica\BaseObject;
use Friendica\Core\Hook;
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use Friendica\Core\L10n;
use Friendica\Database\DBA;
use Friendica\Model\Group;
use Friendica\Model\Item;
use Friendica\Util\ACLFormatter;
function lockview_content(App $a)
{
$type = (($a->argc > 1) ? $a->argv[1] : 0);
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if (is_numeric($type)) {
$item_id = intval($type);
$type = 'item';
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} else {
$item_id = (($a->argc > 2) ? intval($a->argv[2]) : 0);
}
if (!$item_id) {
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exit();
}
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if (!in_array($type, ['item','photo','event'])) {
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exit();
}
$fields = ['uid', 'allow_cid', 'allow_gid', 'deny_cid', 'deny_gid'];
$condition = ['id' => $item_id];
if ($type != 'item') {
$item = DBA::selectFirst($type, $fields, $condition);
} else {
$fields[] = 'private';
$item = Item::selectFirst($fields, $condition);
}
if (!DBA::isResult($item)) {
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exit();
}
Hook::callAll('lockview_content', $item);
if ($item['uid'] != local_user()) {
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echo L10n::t('Remote privacy information not available.') . '<br />';
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exit();
}
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if (isset($item['private'])
&& $item['private'] == 1
&& empty($item['allow_cid'])
&& empty($item['allow_gid'])
&& empty($item['deny_cid'])
&& empty($item['deny_gid']))
{
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echo L10n::t('Remote privacy information not available.') . '<br />';
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exit();
}
/** @var ACLFormatter $aclFormatter */
$aclFormatter = BaseObject::getClass(ACLFormatter::class);
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$allowed_users = $aclFormatter->expand($item['allow_cid'] ?? '');
$allowed_groups = $aclFormatter->expand($item['allow_gid'] ?? '');
$deny_users = $aclFormatter->expand($item['deny_cid'] ?? '');
$deny_groups = $aclFormatter->expand($item['deny_gid'] ?? '');
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$o = L10n::t('Visible to:') . '<br />';
$l = [];
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if (count($allowed_groups)) {
$key = array_search(Group::FOLLOWERS, $allowed_groups);
if ($key !== false) {
$l[] = '<b>' . L10n::t('Followers') . '</b>';
unset($allowed_groups[$key]);
}
$key = array_search(Group::MUTUALS, $allowed_groups);
if ($key !== false) {
$l[] = '<b>' . L10n::t('Mutuals') . '</b>';
unset($allowed_groups[$key]);
}
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$r = q("SELECT `name` FROM `group` WHERE `id` IN ( %s )",
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DBA::escape(implode(', ', $allowed_groups))
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);
if (DBA::isResult($r)) {
foreach ($r as $rr) {
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$l[] = '<b>' . $rr['name'] . '</b>';
}
}
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}
if (count($allowed_users)) {
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$r = q("SELECT `name` FROM `contact` WHERE `id` IN ( %s )",
DBA::escape(implode(', ', $allowed_users))
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);
if (DBA::isResult($r)) {
foreach ($r as $rr) {
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$l[] = $rr['name'];
}
}
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}
if (count($deny_groups)) {
$key = array_search(Group::FOLLOWERS, $deny_groups);
if ($key !== false) {
$l[] = '<b><strike>' . L10n::t('Followers') . '</strike></b>';
unset($deny_groups[$key]);
}
$key = array_search(Group::MUTUALS, $deny_groups);
if ($key !== false) {
$l[] = '<b><strike>' . L10n::t('Mutuals') . '</strike></b>';
unset($deny_groups[$key]);
}
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$r = q("SELECT `name` FROM `group` WHERE `id` IN ( %s )",
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DBA::escape(implode(', ', $deny_groups))
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);
if (DBA::isResult($r)) {
foreach ($r as $rr) {
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$l[] = '<b><strike>' . $rr['name'] . '</strike></b>';
}
}
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}
if (count($deny_users)) {
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$r = q("SELECT `name` FROM `contact` WHERE `id` IN ( %s )",
DBA::escape(implode(', ', $deny_users))
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);
if (DBA::isResult($r)) {
foreach ($r as $rr) {
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$l[] = '<strike>' . $rr['name'] . '</strike>';
}
}
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}
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echo $o . implode(', ', $l);
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exit();
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}