friendica/boot.php
2022-10-17 18:55:22 +00:00

128 lines
3.5 KiB
PHP

<?php
/**
* @copyright Copyright (C) 2010-2022, the Friendica project
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
* Friendica is a communications platform for integrated social communications
* utilising decentralised communications and linkage to several indie social
* projects - as well as popular mainstream providers.
*
* Our mission is to free our friends and families from the clutches of
* data-harvesting corporations, and pave the way to a future where social
* communications are free and open and flow between alternate providers as
* easily as email does today.
*/
use Friendica\Model\Contact;
/**
* Constant with a HTML line break.
*
* Contains a HTML line break (br) element and a real carriage return with line
* feed for the source.
* This can be used in HTML and JavaScript where needed a line break.
*/
define('EOL', "<br />\r\n");
/**
* @name Gravity
*
* Item weight for query ordering
* @{
*/
define('GRAVITY_PARENT', 0);
define('GRAVITY_ACTIVITY', 3);
define('GRAVITY_COMMENT', 6);
define('GRAVITY_UNKNOWN', 9);
/* @}*/
// Normally this constant is defined - but not if "pcntl" isn't installed
if (!defined('SIGTERM')) {
define('SIGTERM', 15);
}
/**
* Depending on the PHP version this constant does exist - or not.
* See here: http://php.net/manual/en/curl.constants.php#117928
*/
if (!defined('CURLE_OPERATION_TIMEDOUT')) {
define('CURLE_OPERATION_TIMEDOUT', CURLE_OPERATION_TIMEOUTED);
}
if (!function_exists('exif_imagetype')) {
function exif_imagetype($file)
{
$size = getimagesize($file);
return $size[2];
}
}
/**
* Returns the user id of locally logged in user or false.
*
* @return int|bool user id or false
*/
function local_user()
{
if (!empty($_SESSION['authenticated']) && !empty($_SESSION['uid'])) {
return intval($_SESSION['uid']);
}
return false;
}
/**
* Returns the public contact id of logged in user or false.
*
* @return int|bool public contact id or false
*/
function public_contact()
{
static $public_contact_id = false;
if (!$public_contact_id && !empty($_SESSION['authenticated'])) {
if (!empty($_SESSION['my_address'])) {
// Local user
$public_contact_id = intval(Contact::getIdForURL($_SESSION['my_address'], 0, false));
} elseif (!empty($_SESSION['visitor_home'])) {
// Remote user
$public_contact_id = intval(Contact::getIdForURL($_SESSION['visitor_home'], 0, false));
}
} elseif (empty($_SESSION['authenticated'])) {
$public_contact_id = false;
}
return $public_contact_id;
}
/**
* Returns public contact id of authenticated site visitor or false
*
* @return int|bool visitor_id or false
*/
function remote_user()
{
if (empty($_SESSION['authenticated'])) {
return false;
}
if (!empty($_SESSION['visitor_id'])) {
return intval($_SESSION['visitor_id']);
}
return false;
}