namespace Friendica\Core;
use Friendica\BaseObject;
-use Friendica\Core\Logger;
-use Friendica\Core\Renderer;
use Friendica\Network\HTTPException\InternalServerErrorException;
use Friendica\Util\XML;
*
* @param bool $ssl Whether to append http or https under SSL_POLICY_SELFSIGN
* @return string Friendica server base URL
+ * @throws InternalServerErrorException
*/
public static function baseUrl($ssl = false)
{
* @param string $orig_url The url to be cleaned
*
* @return string The cleaned url
+ * @throws \Exception
*/
public static function removedBaseUrl($orig_url)
{
array_shift($trace);
$callstack = [];
- $counter = 0;
$previous = ['class' => '', 'function' => ''];
// The ignore list contains all functions that are only wrapper functions
* Generic XML return
* Outputs a basic dfrn XML status structure to STDOUT, with a <status> variable
* of $st and an optional text <message> of $message and terminates the current process.
+ *
+ * @param $st
+ * @param string $message
+ * @throws \Exception
*/
public static function xmlExit($st, $message = '')
{
echo XML::fromArray($xmldata, $xml);
- killme();
+ exit();
}
/**
* @param array $description optional message
* 'title' => header title
* 'description' => optional message
+ * @throws InternalServerErrorException
*/
public static function httpExit($val, $description = [])
{
public static function jsonExit($x, $content_type = 'application/json') {
header("Content-type: $content_type");
echo json_encode($x);
- killme();
+ exit();
}
/**
* Generates a random string in the UUID format
*
- * @param bool|string $prefix A given prefix (default is empty)
+ * @param bool|string $prefix A given prefix (default is empty)
* @return string a generated UUID
+ * @throws \Exception
*/
public static function createUUID($prefix = '')
{
$guid = System::createGUID(32, $prefix);
- return substr($guid, 0, 8). '-' . substr($guid, 8, 4) . '-' . substr($guid, 12, 4) . '-' . substr($guid, 16, 4) . '-' . substr($guid, 20, 12);
+ return substr($guid, 0, 8) . '-' . substr($guid, 8, 4) . '-' . substr($guid, 12, 4) . '-' . substr($guid, 16, 4) . '-' . substr($guid, 20, 12);
}
/**
* Generates a GUID with the given parameters
*
- * @param int $size The size of the GUID (default is 16)
- * @param bool|string $prefix A given prefix (default is empty)
+ * @param int $size The size of the GUID (default is 16)
+ * @param bool|string $prefix A given prefix (default is empty)
* @return string a generated GUID
+ * @throws \Exception
*/
public static function createGUID($size = 16, $prefix = '')
{
}
}
- /**
- * Generates a process identifier for the logging
- *
- * @param string $prefix A given prefix
- *
- * @return string a generated process identifier
- */
- public static function processID($prefix)
- {
- // We aren't calling any other function here.
- // Doing so could easily create an endless loop
- $trailer = $prefix . ':' . getmypid() . ':';
- return substr($trailer . uniqid('') . mt_rand(), 0, 26);
- }
-
/**
* Returns the current Load of the System
*
exit();
}
+ /**
+ * @brief Returns the system user that is executing the script
+ *
+ * This mostly returns something like "www-data".
+ *
+ * @return string system username
+ */
+ public static function getUser()
+ {
+ if (!function_exists('posix_getpwuid') || !function_exists('posix_geteuid')) {
+ return '';
+ }
+
+ $processUser = posix_getpwuid(posix_geteuid());
+ return $processUser['name'];
+ }
+
+ /**
+ * @brief Checks if a given directory is usable for the system
+ *
+ * @param $directory
+ * @param bool $check_writable
+ *
+ * @return boolean the directory is usable
+ */
+ public static function isDirectoryUsable($directory, $check_writable = true)
+ {
+ if ($directory == '') {
+ Logger::log('Directory is empty. This shouldn\'t happen.', Logger::DEBUG);
+ return false;
+ }
+
+ if (!file_exists($directory)) {
+ Logger::log('Path "' . $directory . '" does not exist for user ' . static::getUser(), Logger::DEBUG);
+ return false;
+ }
+
+ if (is_file($directory)) {
+ Logger::log('Path "' . $directory . '" is a file for user ' . static::getUser(), Logger::DEBUG);
+ return false;
+ }
+
+ if (!is_dir($directory)) {
+ Logger::log('Path "' . $directory . '" is not a directory for user ' . static::getUser(), Logger::DEBUG);
+ return false;
+ }
+
+ if ($check_writable && !is_writable($directory)) {
+ Logger::log('Path "' . $directory . '" is not writable for user ' . static::getUser(), Logger::DEBUG);
+ return false;
+ }
+
+ return true;
+ }
+
/// @todo Move the following functions from boot.php
/*
function killme()