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file : add chown, chmod, chgrp support

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git-svn-id: https://svn.fournier38.fr/svn/ProgSVN/trunk@3003 bf3deb0d-5f1a-0410-827f-c0cc1f45334c
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Dominique Fournier
2016-08-23 18:34:38 +00:00
parent d75b9bdf64
commit f6ae8eaeae
1 changed files with 74 additions and 0 deletions
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74
file.php
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@@ -41,6 +41,80 @@ class file
return true;
}
/** Change the group for a file/dir...
* @param $filename string The file/directory to change
* @param $group mixed The group name or group GID
* @throws If filename not exists, or the directory is not RW
*/
public function chgrp ($filename, $group)
{
$this->debug (2, "chgrp ($filename, $group)");
$filename = $this->realpath ($filename);
$this->checkPathRW (dirname ($filename));
if (! file_exists ($filename))
throw new \Exception (sprintf (dgettext ("domframework",
"File '%s' to chmod doesn't exists"),
$filename), 404);
if (! is_writeable ($filename))
throw new \Exception (sprintf (dgettext ("domframework",
"File '%s' to chmod is not writeable"),
$filename), 500);
$rc = chgrp ($filename, $group);
$this->debug (1, "chgrp ($filename, $group) => $rc");
return $rc;
}
/** Change the rights mode for a file/dir...
* @param $filename string The file/directory to change
* @throws If filename not exists, or the directory is not RW
*/
public function chmod ($filename, $mode)
{
$this->debug (2, "chmod ($filename, $mode)");
$filename = $this->realpath ($filename);
$this->checkPathRW (dirname ($filename));
if (! file_exists ($filename))
throw new \Exception (sprintf (dgettext ("domframework",
"File '%s' to chmod doesn't exists"),
$filename), 404);
if (! is_writeable ($filename))
throw new \Exception (sprintf (dgettext ("domframework",
"File '%s' to chmod is not writeable"),
$filename), 500);
$rc = chmod ($filename, $mode);
$this->debug (1, "chmod ($filename, $mode) => $rc");
return $rc;
}
/** Change the owner for a file/dir...
* @param $filename string The file/directory to change
* @param $user mixed The user name or user UID
* @throws If filename not exists, or the directory is not RW
*/
public function chown ($filename, $user)
{
$this->debug (2, "chown ($filename, $user)");
if (posix_getuid () !== 0 &&
posix_getuid () !== $user &&
posix_getpwuid (posix_getuid()) !== $user)
throw new \Exception (sprintf (dgettext ("domframework",
"Only root user can change the file owner for '%s'"),
$filename), 500);
$filename = $this->realpath ($filename);
$this->checkPathRW (dirname ($filename));
if (! file_exists ($filename))
throw new \Exception (sprintf (dgettext ("domframework",
"File '%s' to chmod doesn't exists"),
$filename), 404);
if (! is_writeable ($filename))
throw new \Exception (sprintf (dgettext ("domframework",
"File '%s' to chmod is not writeable"),
$filename), 500);
$rc = chown ($filename, $user);
$this->debug (1, "chown ($filename, $user) => $rc");
return $rc;
}
/** Chroot in the provided directory
* @param $directory string The directory to chroot
* @return true if the chroot is done, false if there is a failure