This file is indexed.

/usr/share/php/Sabre/DAV/Tree.php is in php-sabre-dav 1.8.10-2.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
<?php

namespace Sabre\DAV;

/**
 * Abstract tree object
 *
 * @copyright Copyright (C) 2007-2014 fruux GmbH (https://fruux.com/).
 * @author Evert Pot (http://evertpot.com/)
 * @license http://sabre.io/license/ Modified BSD License
 */
abstract class Tree {

    /**
     * This function must return an INode object for a path
     * If a Path doesn't exist, thrown a Exception_NotFound
     *
     * @param string $path
     * @throws Exception\NotFound
     * @return INode
     */
    abstract function getNodeForPath($path);

    /**
     * This function allows you to check if a node exists.
     *
     * Implementors of this class should override this method to make
     * it cheaper.
     *
     * @param string $path
     * @return bool
     */
    public function nodeExists($path) {

        try {

            $this->getNodeForPath($path);
            return true;

        } catch (Exception\NotFound $e) {

            return false;

        }

    }

    /**
     * Copies a file from path to another
     *
     * @param string $sourcePath The source location
     * @param string $destinationPath The full destination path
     * @return void
     */
    public function copy($sourcePath, $destinationPath) {

        $sourceNode = $this->getNodeForPath($sourcePath);

        // grab the dirname and basename components
        list($destinationDir, $destinationName) = URLUtil::splitPath($destinationPath);

        $destinationParent = $this->getNodeForPath($destinationDir);
        $this->copyNode($sourceNode,$destinationParent,$destinationName);

        $this->markDirty($destinationDir);

    }

    /**
     * Moves a file from one location to another
     *
     * @param string $sourcePath The path to the file which should be moved
     * @param string $destinationPath The full destination path, so not just the destination parent node
     * @return int
     */
    public function move($sourcePath, $destinationPath) {

        list($sourceDir, $sourceName) = URLUtil::splitPath($sourcePath);
        list($destinationDir, $destinationName) = URLUtil::splitPath($destinationPath);

        if ($sourceDir===$destinationDir) {
            $renameable = $this->getNodeForPath($sourcePath);
            $renameable->setName($destinationName);
        } else {
            $this->copy($sourcePath,$destinationPath);
            $this->getNodeForPath($sourcePath)->delete();
        }
        $this->markDirty($sourceDir);
        $this->markDirty($destinationDir);

    }

    /**
     * Deletes a node from the tree
     *
     * @param string $path
     * @return void
     */
    public function delete($path) {

        $node = $this->getNodeForPath($path);
        $node->delete();

        list($parent) = URLUtil::splitPath($path);
        $this->markDirty($parent);

    }

    /**
     * Returns a list of childnodes for a given path.
     *
     * @param string $path
     * @return array
     */
    public function getChildren($path) {

        $node = $this->getNodeForPath($path);
        return $node->getChildren();

    }

    /**
     * This method is called with every tree update
     *
     * Examples of tree updates are:
     *   * node deletions
     *   * node creations
     *   * copy
     *   * move
     *   * renaming nodes
     *
     * If Tree classes implement a form of caching, this will allow
     * them to make sure caches will be expired.
     *
     * If a path is passed, it is assumed that the entire subtree is dirty
     *
     * @param string $path
     * @return void
     */
    public function markDirty($path) {


    }

    /**
     * copyNode
     *
     * @param INode $source
     * @param ICollection $destinationParent
     * @param string $destinationName
     * @return void
     */
    protected function copyNode(INode $source,ICollection $destinationParent,$destinationName = null) {

        if (!$destinationName) $destinationName = $source->getName();

        if ($source instanceof IFile) {

            $data = $source->get();

            // If the body was a string, we need to convert it to a stream
            if (is_string($data)) {
                $stream = fopen('php://temp','r+');
                fwrite($stream,$data);
                rewind($stream);
                $data = $stream;
            }
            $destinationParent->createFile($destinationName,$data);
            $destination = $destinationParent->getChild($destinationName);

        } elseif ($source instanceof ICollection) {

            $destinationParent->createDirectory($destinationName);

            $destination = $destinationParent->getChild($destinationName);
            foreach($source->getChildren() as $child) {

                $this->copyNode($child,$destination);

            }

        }
        if ($source instanceof IProperties && $destination instanceof IProperties) {

            $props = $source->getProperties(array());
            $destination->updateProperties($props);

        }

    }

}