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Diffstat (limited to 'phpBB/phpbb/filesystem/filesystem_interface.php')
| -rw-r--r-- | phpBB/phpbb/filesystem/filesystem_interface.php | 284 |
1 files changed, 284 insertions, 0 deletions
diff --git a/phpBB/phpbb/filesystem/filesystem_interface.php b/phpBB/phpbb/filesystem/filesystem_interface.php new file mode 100644 index 0000000000..1093be2499 --- /dev/null +++ b/phpBB/phpbb/filesystem/filesystem_interface.php @@ -0,0 +1,284 @@ +<?php +/** + * + * This file is part of the phpBB Forum Software package. + * + * @copyright (c) phpBB Limited <https://www.phpbb.com> + * @license GNU General Public License, version 2 (GPL-2.0) + * + * For full copyright and license information, please see + * the docs/CREDITS.txt file. + * + */ + +namespace phpbb\filesystem; + +/** + * Interface for phpBB's filesystem service + */ +interface filesystem_interface +{ + /** + * chmod all permissions flag + * + * @var int + */ + const CHMOD_ALL = 7; + + /** + * chmod read permissions flag + * + * @var int + */ + const CHMOD_READ = 4; + + /** + * chmod write permissions flag + * + * @var int + */ + const CHMOD_WRITE = 2; + + /** + * chmod execute permissions flag + * + * @var int + */ + const CHMOD_EXECUTE = 1; + + /** + * Change owner group of files/directories + * + * @param string|array|\Traversable $files The file(s)/directorie(s) to change group + * @param string $group The group that should own the files/directories + * @param bool $recursive If the group should be changed recursively + * @throws \phpbb\filesystem\exception\filesystem_exception the filename which triggered the error can be + * retrieved by filesystem_exception::get_filename() + */ + public function chgrp($files, $group, $recursive = false); + + /** + * Global function for chmodding directories and files for internal use + * + * The function accepts filesystem_interface::CHMOD_ flags in the permission argument + * or the user can specify octal values (or any integer if it makes sense). All directories will have + * an execution bit appended, if the user group (owner, group or other) has any bit specified. + * + * @param string|array|\Traversable $files The file/directory to be chmodded + * @param int $perms Permissions to set + * @param bool $recursive If the permissions should be changed recursively + * @param bool $force_chmod_link Try to apply permissions to symlinks as well + * + * @throws \phpbb\filesystem\exception\filesystem_exception the filename which triggered the error can be + * retrieved by filesystem_exception::get_filename() + */ + public function chmod($files, $perms = null, $recursive = false, $force_chmod_link = false); + + /** + * Change owner group of files/directories + * + * @param string|array|\Traversable $files The file(s)/directorie(s) to change group + * @param string $user The owner user name + * @param bool $recursive Whether change the owner recursively or not + * + * @throws \phpbb\filesystem\exception\filesystem_exception the filename which triggered the error can be + * retrieved by filesystem_exception::get_filename() + */ + public function chown($files, $user, $recursive = false); + + /** + * Eliminates useless . and .. components from specified path. + * + * @param string $path Path to clean + * + * @return string Cleaned path + */ + public function clean_path($path); + + /** + * Copies a file. + * + * This method only copies the file if the origin file is newer than the target file. + * + * By default, if the target already exists, it is not overridden. + * + * @param string $origin_file The original filename + * @param string $target_file The target filename + * @param bool $override Whether to override an existing file or not + * + * @throws \phpbb\filesystem\exception\filesystem_exception When the file cannot be copied + */ + public function copy($origin_file, $target_file, $override = false); + + /** + * Atomically dumps content into a file. + * + * @param string $filename The file to be written to. + * @param string $content The data to write into the file. + * + * @throws \phpbb\filesystem\exception\filesystem_exception When the file cannot be written + */ + public function dump_file($filename, $content); + + /** + * Checks the existence of files or directories. + * + * @param string|array|\Traversable $files files/directories to check + * + * @return bool Returns true if all files/directories exist, false otherwise + */ + public function exists($files); + + /** + * Checks if a path is absolute or not + * + * @param string $path Path to check + * + * @return bool true if the path is absolute, false otherwise + */ + public function is_absolute_path($path); + + /** + * Checks if files/directories are readable + * + * @param string|array|\Traversable $files files/directories to check + * @param bool $recursive Whether or not directories should be checked recursively + * + * @return bool True when the files/directories are readable, otherwise false. + */ + public function is_readable($files, $recursive = false); + + /** + * Test if a file/directory is writable + * + * @param string|array|\Traversable $files files/directories to perform write test on + * @param bool $recursive Whether or not directories should be checked recursively + * + * @return bool True when the files/directories are writable, otherwise false. + */ + public function is_writable($files, $recursive = false); + + /** + * Given an existing path, convert it to a path relative to a given starting path + * + * @param string $end_path Absolute path of target + * @param string $start_path Absolute path where traversal begins + * + * @return string Path of target relative to starting path + */ + public function make_path_relative($end_path, $start_path); + + /** + * Mirrors a directory to another. + * + * @param string $origin_dir The origin directory + * @param string $target_dir The target directory + * @param \Traversable $iterator A Traversable instance + * @param array $options An array of boolean options + * Valid options are: + * - $options['override'] Whether to override an existing file on copy or not (see copy()) + * - $options['copy_on_windows'] Whether to copy files instead of links on Windows (see symlink()) + * - $options['delete'] Whether to delete files that are not in the source directory (defaults to false) + * + * @throws \phpbb\filesystem\exception\filesystem_exception When the file cannot be copied. + * The filename which triggered the error can be + * retrieved by filesystem_exception::get_filename() + */ + public function mirror($origin_dir, $target_dir, \Traversable $iterator = null, $options = array()); + + /** + * Creates a directory recursively. + * + * @param string|array|\Traversable $dirs The directory path + * @param int $mode The directory mode + * + * @throws \phpbb\filesystem\exception\filesystem_exception On any directory creation failure + * The filename which triggered the error can be + * retrieved by filesystem_exception::get_filename() + */ + public function mkdir($dirs, $mode = 0777); + + /** + * Global function for chmodding directories and files for internal use + * + * This function determines owner and group whom the file belongs to and user and group of PHP and then set safest possible file permissions. + * The function determines owner and group from common.php file and sets the same to the provided file. + * The function uses bit fields to build the permissions. + * The function sets the appropiate execute bit on directories. + * + * Supported constants representing bit fields are: + * + * filesystem_interface::CHMOD_ALL - all permissions (7) + * filesystem_interface::CHMOD_READ - read permission (4) + * filesystem_interface::CHMOD_WRITE - write permission (2) + * filesystem_interface::CHMOD_EXECUTE - execute permission (1) + * + * NOTE: The function uses POSIX extension and fileowner()/filegroup() functions. If any of them is disabled, this function tries to build proper permissions, by calling is_readable() and is_writable() functions. + * + * @param string|array|\Traversable $file The file/directory to be chmodded + * @param int $perms Permissions to set + * @param bool $recursive If the permissions should be changed recursively + * @param bool $force_chmod_link Try to apply permissions to symlinks as well + * + * @throws \phpbb\filesystem\exception\filesystem_exception the filename which triggered the error can be + * retrieved by filesystem_exception::get_filename() + */ + public function phpbb_chmod($file, $perms = null, $recursive = false, $force_chmod_link = false); + + /** + * A wrapper for PHP's realpath + * + * Try to resolve realpath when PHP's realpath is not available, or + * known to be buggy. + * + * @param string $path Path to resolve + * + * @return string Resolved path + */ + public function realpath($path); + + /** + * Removes files or directories. + * + * @param string|array|\Traversable $files A filename, an array of files, or a \Traversable instance to remove + * + * @throws \phpbb\filesystem\exception\filesystem_exception When removal fails. + * The filename which triggered the error can be + * retrieved by filesystem_exception::get_filename() + */ + public function remove($files); + + /** + * Renames a file or a directory. + * + * @param string $origin The origin filename or directory + * @param string $target The new filename or directory + * @param bool $overwrite Whether to overwrite the target if it already exists + * + * @throws \phpbb\filesystem\exception\filesystem_exception When target file or directory already exists, + * or origin cannot be renamed. + */ + public function rename($origin, $target, $overwrite = false); + + /** + * Creates a symbolic link or copy a directory. + * + * @param string $origin_dir The origin directory path + * @param string $target_dir The symbolic link name + * @param bool $copy_on_windows Whether to copy files if on Windows + * + * @throws \phpbb\filesystem\exception\filesystem_exception When symlink fails + */ + public function symlink($origin_dir, $target_dir, $copy_on_windows = false); + + /** + * Sets access and modification time of file. + * + * @param string|array|\Traversable $files A filename, an array of files, or a \Traversable instance to create + * @param int $time The touch time as a Unix timestamp + * @param int $access_time The access time as a Unix timestamp + * + * @throws \phpbb\filesystem\exception\filesystem_exception When touch fails + */ + public function touch($files, $time = null, $access_time = null); +} |