101 lines
2.2 KiB
PHP
101 lines
2.2 KiB
PHP
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<?php
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/**
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* Copyright (c) 2013 Robin Appelman <icewind@owncloud.com>
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* This file is licensed under the Affero General Public License version 3 or
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* later.
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* See the COPYING-README file.
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*/
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namespace OC\Files\Stream;
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/**
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* stream wrapper that provides a callback on stream close
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*/
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class Close {
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private static $callBacks = array();
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private $path = '';
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private $source;
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private static $open = array();
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public function stream_open($path, $mode, $options, &$opened_path) {
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$path = substr($path, strlen('close://'));
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$this->path = $path;
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$this->source = fopen($path, $mode);
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if (is_resource($this->source)) {
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$this->meta = stream_get_meta_data($this->source);
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}
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self::$open[] = $path;
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return is_resource($this->source);
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}
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public function stream_seek($offset, $whence = SEEK_SET) {
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fseek($this->source, $offset, $whence);
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}
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public function stream_tell() {
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return ftell($this->source);
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}
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public function stream_read($count) {
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return fread($this->source, $count);
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}
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public function stream_write($data) {
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return fwrite($this->source, $data);
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}
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public function stream_set_option($option, $arg1, $arg2) {
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switch ($option) {
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case STREAM_OPTION_BLOCKING:
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stream_set_blocking($this->source, $arg1);
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break;
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case STREAM_OPTION_READ_TIMEOUT:
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stream_set_timeout($this->source, $arg1, $arg2);
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break;
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case STREAM_OPTION_WRITE_BUFFER:
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stream_set_write_buffer($this->source, $arg1, $arg2);
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}
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}
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public function stream_stat() {
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return fstat($this->source);
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}
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public function stream_lock($mode) {
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flock($this->source, $mode);
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}
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public function stream_flush() {
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return fflush($this->source);
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}
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public function stream_eof() {
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return feof($this->source);
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}
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public function url_stat($path) {
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$path = substr($path, strlen('close://'));
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if (file_exists($path)) {
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return stat($path);
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} else {
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return false;
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}
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}
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public function stream_close() {
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fclose($this->source);
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if (isset(self::$callBacks[$this->path])) {
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call_user_func(self::$callBacks[$this->path], $this->path);
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}
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}
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public function unlink($path) {
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$path = substr($path, strlen('close://'));
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return unlink($path);
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}
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public static function registerCallback($path, $callback) {
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self::$callBacks[$path] = $callback;
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}
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}
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