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88 lines
1.8 KiB
PHP
88 lines
1.8 KiB
PHP
<?php
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/**
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* Copyright (c) 2015 Robin Appelman <icewind@owncloud.com>
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* This file is licensed under the Licensed under the MIT license:
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* http://opensource.org/licenses/MIT
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*/
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namespace Icewind\Streams;
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class DirectoryWrapper implements Directory {
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/**
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* @var resource
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*/
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public $context;
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/**
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* @var resource
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*/
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protected $source;
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/**
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* Load the source from the stream context and return the context options
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*
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* @param string $name
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* @return array
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* @throws \Exception
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*/
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protected function loadContext($name) {
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$context = stream_context_get_options($this->context);
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if (isset($context[$name])) {
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$context = $context[$name];
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} else {
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throw new \BadMethodCallException('Invalid context, "' . $name . '" options not set');
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}
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if (isset($context['source']) and is_resource($context['source'])) {
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$this->source = $context['source'];
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} else {
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throw new \BadMethodCallException('Invalid context, source not set');
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}
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return $context;
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}
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/**
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* @param string $path
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* @param array $options
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* @return bool
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*/
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public function dir_opendir($path, $options) {
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$this->loadContext('dir');
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return true;
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}
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/**
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* @return string
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*/
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public function dir_readdir() {
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return readdir($this->source);
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}
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/**
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* @return bool
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*/
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public function dir_closedir() {
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closedir($this->source);
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return true;
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}
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/**
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* @return bool
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*/
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public function dir_rewinddir() {
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rewinddir($this->source);
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return true;
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}
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/**
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* @param string $options the options for the context to wrap the stream with
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* @param string $class
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* @return resource
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*/
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protected static function wrapWithOptions($options, $class) {
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$context = stream_context_create($options);
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stream_wrapper_register('dirwrapper', $class);
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$wrapped = opendir('dirwrapper://', $context);
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stream_wrapper_unregister('dirwrapper');
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return $wrapped;
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}
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}
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