JcDenis/zoneclearFeedServer
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use dc2.26 helper

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This commit is contained in:
Jean-Christian Denis 2023-05-13 09:45:44 +02:00
parent f587328b4a
commit ef19a59cbe
Signed by: JcDenis
GPG key ID: 1B5B8C5B90B6C951
2 changed files with 2 additions and 150 deletions
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148
src/Lock.php
View file

@ -1,148 +0,0 @@
<?php
/**
* @brief zoneclearFeedServer, a plugin for Dotclear 2
*
* @package Dotclear
* @subpackage Plugin
*
* @author Jean-Christian Denis, BG, Pierre Van Glabeke
*
* @copyright Jean-Christian Denis
* @copyright GPL-2.0 https://www.gnu.org/licenses/gpl-2.0.html
*/
declare(strict_types=1);
namespace Dotclear\Plugin\zoneclearFeedServer;
use Dotclear\Helper\File\{
Files,
Path
};
class Lock
{
/**
* Locked files resource stack.
*
* @var array<string,resource>
*/
protected static $lock_stack = [];
/**
* Locked files status stack.
*
* @var array<string,bool>
*/
protected static $lock_disposable = [];
/**
* Last lock attempt error
*
* @var string
*/
protected static $lock_error = '';
/**
* Lock file.
*
* @param string $file The file path
* @param bool $disposable File only use to lock
*
* @return null|string Clean file path on success, empty string on error, null if already locked
*/
public static function lock(string $file, bool $disposable = false): ?string
{
# Real path
$file = Path::real($file, false);
if (false === $file) {
self::$lock_error = __("Can't get file path");
return '';
}
# not a dir
if (is_dir($file)) {
self::$lock_error = __("Can't lock a directory");
return '';
}
# already marked as locked
if (isset(self::$lock_stack[$file]) || $disposable && file_exists($file)) {
return null;
}
# Need flock function
if (!function_exists('flock')) {
self::$lock_error = __("Can't call php function named flock");
return '';
}
# Make dir
if (!is_dir(dirname($file))) {
Files::makeDir(dirname($file), true);
}
# Open new file
if (!file_exists($file)) {
$resource = @fopen($file, 'w');
if ($resource === false) {
self::$lock_error = __("Can't create file");
return '';
}
fwrite($resource, '1', strlen('1'));
//fclose($resource);
} else {
# Open existsing file
$resource = @fopen($file, 'r+');
if ($resource === false) {
self::$lock_error = __("Can't open file");
return '';
}
}
# Lock file
if (!flock($resource, LOCK_EX | LOCK_NB)) {
self::$lock_error = __("Can't lock file");
return '';
}
self::$lock_stack[$file] = $resource;
self::$lock_disposable[$file] = $disposable;
return $file;
}
/**
* Unlock file.
*
* @param string $file The file to unlock
*/
public static function unlock(string $file): void
{
if (isset(self::$lock_stack[$file])) {
fclose(self::$lock_stack[$file]);
if (!empty(self::$lock_disposable[$file]) && file_exists($file)) {
@unlink($file);
}
unset(
self::$lock_stack[$file],
self::$lock_disposable[$file]
);
}
}
/**
* Get last error from lock method.
*
* @return string The last lock error
*/
public static function getlastLockError(): string
{
return self::$lock_error;
}
}

4
src/ZoneclearFeedServer.php
View file

@ -434,7 +434,7 @@ class ZoneclearFeedServer
$f_md5
);
$file = Lock::lock($file);
$file = Files::lock($file);
if (is_null($file) || empty($file)) {
return false;
}
@ -453,7 +453,7 @@ class ZoneclearFeedServer
public function unlockUpdate(): void
{
if (!is_null(self::$lock)) {
Lock::unlock(self::$lock);
Files::unlock(self::$lock);
self::$lock = null;
}
}