909 lines
25 KiB
PHP
909 lines
25 KiB
PHP
<?php
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namespace Zotlabs\Storage;
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use Sabre\DAV;
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/**
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* @brief RedDirectory class.
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*
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* A class that represents a directory.
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*
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* @extends \\Sabre\\DAV\\Node
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* @implements \\Sabre\\DAV\\ICollection
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* @implements \\Sabre\\DAV\\IQuota
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*
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* @link http://github.com/friendica/red
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* @license http://opensource.org/licenses/mit-license.php The MIT License (MIT)
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*/
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class Directory extends DAV\Node implements DAV\ICollection, DAV\IQuota, DAV\IMoveTarget {
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/**
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* @brief The path inside /cloud
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*
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* @var string $red_path
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*/
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private $red_path;
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private $folder_hash;
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/**
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* @brief The full path as seen in the browser.
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* /cloud + $red_path
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* @todo I think this is not used anywhere, we always strip '/cloud' and only use it in debug
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* @var string $ext_path
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*/
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private $ext_path;
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private $root_dir = '';
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private $auth;
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/**
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* @brief The real path on the filesystem.
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* The actual path in store/ with the hashed names.
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*
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* @var string $os_path
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*/
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private $os_path = '';
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/**
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* @brief Sets up the directory node, expects a full path.
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*
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* @param string $ext_path a full path
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* @param BasicAuth &$auth_plugin
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*/
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public function __construct($ext_path, &$auth_plugin) {
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// $ext_path = urldecode($ext_path);
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logger('directory ' . $ext_path, LOGGER_DATA);
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$this->ext_path = $ext_path;
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// remove "/cloud" from the beginning of the path
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$modulename = \App::$module;
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$this->red_path = ((strpos($ext_path, '/' . $modulename) === 0) ? substr($ext_path, strlen($modulename) + 1) : $ext_path);
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if(! $this->red_path) {
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$this->red_path = '/';
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}
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$this->auth = $auth_plugin;
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$this->folder_hash = '';
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$this->getDir();
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if($this->auth->browser) {
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$this->auth->browser->set_writeable();
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}
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}
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private function log() {
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logger('ext_path ' . $this->ext_path, LOGGER_DATA);
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logger('os_path ' . $this->os_path, LOGGER_DATA);
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logger('red_path ' . $this->red_path, LOGGER_DATA);
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}
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/**
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* @brief Returns an array with all the child nodes.
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*
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* @throw "\Sabre\DAV\Exception\Forbidden"
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* @return array \\Sabre\\DAV\\INode[]
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*/
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public function getChildren() {
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logger('children for ' . $this->ext_path, LOGGER_DATA);
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$this->log();
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if (get_config('system', 'block_public') && (! $this->auth->channel_id) && (! $this->auth->observer)) {
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throw new DAV\Exception\Forbidden('Permission denied.');
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}
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if (($this->auth->owner_id) && (! perm_is_allowed($this->auth->owner_id, $this->auth->observer, 'view_storage'))) {
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throw new DAV\Exception\Forbidden('Permission denied.');
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}
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$contents = $this->CollectionData($this->red_path, $this->auth);
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return $contents;
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}
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/**
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* @brief Returns a child by name.
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*
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* @throw "\Sabre\DAV\Exception\Forbidden"
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* @throw "\Sabre\DAV\Exception\NotFound"
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* @param string $name
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*/
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public function getChild($name) {
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logger($name, LOGGER_DATA);
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if (get_config('system', 'block_public') && (! $this->auth->channel_id) && (! $this->auth->observer)) {
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throw new DAV\Exception\Forbidden('Permission denied.');
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}
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if (($this->auth->owner_id) && (! perm_is_allowed($this->auth->owner_id, $this->auth->observer, 'view_storage'))) {
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throw new DAV\Exception\Forbidden('Permission denied.');
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}
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$modulename = \App::$module;
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if ($this->red_path === '/' && $name === $modulename) {
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return new Directory('/' . $modulename, $this->auth);
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}
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$x = $this->FileData($this->ext_path . '/' . $name, $this->auth);
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if ($x) {
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return $x;
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}
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throw new DAV\Exception\NotFound('The file with name: ' . $name . ' could not be found.');
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}
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/**
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* @brief Returns the name of the directory.
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*
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* @return string
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*/
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public function getName() {
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//logger(basename($this->red_path), LOGGER_DATA);
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return (basename($this->red_path));
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}
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/**
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* @brief Renames the directory.
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*
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* @todo handle duplicate directory name
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*
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* @throw "\Sabre\DAV\Exception\Forbidden"
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* @param string $name The new name of the directory.
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* @return void
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*/
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public function setName($name) {
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logger('old name ' . basename($this->red_path) . ' -> ' . $name, LOGGER_DATA);
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if ((! $name) || (! $this->auth->owner_id)) {
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logger('permission denied ' . $name);
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throw new DAV\Exception\Forbidden('Permission denied.');
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}
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if (! perm_is_allowed($this->auth->owner_id, $this->auth->observer, 'write_storage')) {
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logger('permission denied '. $name);
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throw new DAV\Exception\Forbidden('Permission denied.');
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}
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list($parent_path, ) = \Sabre\Uri\split($this->red_path);
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$new_path = $parent_path . '/' . $name;
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$r = q("UPDATE attach SET filename = '%s' WHERE hash = '%s' AND uid = %d",
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dbesc($name),
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dbesc($this->folder_hash),
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intval($this->auth->owner_id)
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);
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$x = attach_syspaths($this->auth->owner_id,$this->folder_hash);
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$y = q("update attach set display_path = '%s' where hash = '%s' and uid = %d",
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dbesc($x['path']),
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dbesc($this->folder_hash),
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intval($this->auth->owner_id)
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);
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$ch = channelx_by_n($this->auth->owner_id);
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if ($ch) {
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$sync = attach_export_data($ch, $this->folder_hash);
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if ($sync)
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build_sync_packet($ch['channel_id'], array('file' => array($sync)));
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}
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$this->red_path = $new_path;
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}
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/**
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* @brief Creates a new file in the directory.
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*
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* Data will either be supplied as a stream resource, or in certain cases
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* as a string. Keep in mind that you may have to support either.
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*
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* After successful creation of the file, you may choose to return the ETag
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* of the new file here.
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*
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* @throw "\Sabre\DAV\Exception\Forbidden"
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* @param string $name Name of the file
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* @param resource|string $data Initial payload
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* @return null|string ETag
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*/
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public function createFile($name, $data = null) {
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logger('create file in directory ' . $name, LOGGER_DEBUG);
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if (! $this->auth->owner_id) {
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logger('permission denied ' . $name);
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throw new DAV\Exception\Forbidden('Permission denied.');
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}
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if (! perm_is_allowed($this->auth->owner_id, $this->auth->observer, 'write_storage')) {
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logger('permission denied ' . $name);
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throw new DAV\Exception\Forbidden('Permission denied.');
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}
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$mimetype = z_mime_content_type($name);
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$c = q("SELECT * FROM channel WHERE channel_id = %d AND channel_removed = 0 LIMIT 1",
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intval($this->auth->owner_id)
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);
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if (! $c) {
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logger('no channel');
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throw new DAV\Exception\Forbidden('Permission denied.');
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}
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$filesize = 0;
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$hash = new_uuid();
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$f = 'store/' . $this->auth->owner_nick . '/' . (($this->os_path) ? $this->os_path . '/' : '') . $hash;
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$direct = null;
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if ($this->folder_hash) {
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$r = q("select * from attach where hash = '%s' and is_dir = 1 and uid = %d limit 1",
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dbesc($this->folder_hash),
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intval($c[0]['channel_id'])
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);
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if ($r)
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$direct = $r[0];
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}
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if (($direct) && (($direct['allow_cid']) || ($direct['allow_gid']) || ($direct['deny_cid']) || ($direct['deny_gid']))) {
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$allow_cid = $direct['allow_cid'];
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$allow_gid = $direct['allow_gid'];
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$deny_cid = $direct['deny_cid'];
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$deny_gid = $direct['deny_gid'];
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}
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else {
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$allow_cid = $c[0]['channel_allow_cid'];
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$allow_gid = $c[0]['channel_allow_gid'];
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$deny_cid = $c[0]['channel_deny_cid'];
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$deny_gid = $c[0]['channel_deny_gid'];
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}
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$r = q("INSERT INTO attach ( aid, uid, hash, creator, filename, folder, os_storage, filetype, filesize, revision, is_photo, content, created, edited, os_path, display_path, allow_cid, allow_gid, deny_cid, deny_gid )
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VALUES ( %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s' ) ",
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intval($c[0]['channel_account_id']),
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intval($c[0]['channel_id']),
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dbesc($hash),
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dbesc($this->auth->observer),
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dbesc($name),
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dbesc($this->folder_hash),
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intval(1),
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dbesc($mimetype),
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intval($filesize),
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intval(0),
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intval($is_photo),
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dbesc($f),
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dbesc(datetime_convert()),
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dbesc(datetime_convert()),
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'',
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'',
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dbesc($allow_cid),
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dbesc($allow_gid),
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dbesc($deny_cid),
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dbesc($deny_gid)
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);
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// fetch the actual storage paths
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$xpath = attach_syspaths($this->auth->owner_id, $hash);
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// returns the number of bytes that were written to the file, or FALSE on failure
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$size = file_put_contents($f, $data);
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// delete attach entry if file_put_contents() failed
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if ($size === false) {
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logger('file_put_contents() failed to ' . $f);
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attach_delete($c[0]['channel_id'], $hash);
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return;
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}
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// returns now
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$edited = datetime_convert();
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$is_photo = 0;
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$gis = @getimagesize($f);
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logger('getimagesize: ' . print_r($gis,true), LOGGER_DATA);
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if (($gis) && ($gis[2] === IMAGETYPE_GIF || $gis[2] === IMAGETYPE_JPEG || $gis[2] === IMAGETYPE_PNG)) {
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$is_photo = 1;
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}
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// If we know it's a photo, over-ride the type in case the source system could not determine what it was
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if($is_photo) {
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q("update attach set filetype = '%s' where hash = '%s' and uid = %d",
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dbesc($gis['mime']),
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dbesc($hash),
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intval($c[0]['channel_id'])
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);
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}
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// updates entry with filesize and timestamp
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$d = q("UPDATE attach SET filesize = '%s', os_path = '%s', display_path = '%s', is_photo = %d, edited = '%s' WHERE hash = '%s' AND uid = %d",
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dbesc($size),
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dbesc($xpath['os_path']),
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dbesc($xpath['display_path']),
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intval($is_photo),
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dbesc($edited),
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dbesc($hash),
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intval($c[0]['channel_id'])
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);
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// update the folder's lastmodified timestamp
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$e = q("UPDATE attach SET edited = '%s' WHERE hash = '%s' AND uid = %d",
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dbesc($edited),
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dbesc($this->folder_hash),
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intval($c[0]['channel_id'])
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);
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$maxfilesize = get_config('system', 'maxfilesize');
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if (($maxfilesize) && ($size > $maxfilesize)) {
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attach_delete($c[0]['channel_id'], $hash);
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return;
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}
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// check against service class quota
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$limit = engr_units_to_bytes(service_class_fetch($c[0]['channel_id'], 'attach_upload_limit'));
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if ($limit !== false) {
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$z = q("SELECT SUM(filesize) AS total FROM attach WHERE aid = %d ",
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intval($c[0]['channel_account_id'])
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);
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if (($z) && ($z[0]['total'] + $size > $limit)) {
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logger('service class limit exceeded for ' . $c[0]['channel_name'] . ' total usage is ' . $z[0]['total'] . ' limit is ' . userReadableSize($limit));
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attach_delete($c[0]['channel_id'], $hash);
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return;
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}
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}
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if($is_photo) {
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$album = '';
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if ($this->folder_hash) {
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$f1 = q("select filename, display_path from attach WHERE hash = '%s' AND uid = %d",
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dbesc($this->folder_hash),
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intval($c[0]['channel_id'])
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);
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if ($f1)
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$album = (($f1[0]['display_path']) ? $f1[0]['display_path'] : $f1[0]['filename']);
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}
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require_once('include/photos.php');
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$args = array( 'resource_id' => $hash, 'album' => $album, 'os_syspath' => $f, 'os_path' => $xpath['os_path'], 'display_path' => $xpath['path'], 'filename' => $name, 'getimagesize' => $gis, 'directory' => $direct);
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$p = photo_upload($c[0], \App::get_observer(), $args);
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}
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\Zotlabs\Daemon\Master::Summon([ 'Thumbnail' , $this->folder_hash ]);
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$sync = attach_export_data($c[0], $hash);
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if ($sync)
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build_sync_packet($c[0]['channel_id'], array('file' => array($sync)));
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}
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/**
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* @brief Creates a new subdirectory.
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*
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* @param string $name the directory to create
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* @return void
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*/
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public function createDirectory($name) {
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logger('create directory ' . $name, LOGGER_DEBUG);
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if ((! $this->auth->owner_id) || (! perm_is_allowed($this->auth->owner_id, $this->auth->observer, 'write_storage'))) {
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throw new DAV\Exception\Forbidden('Permission denied.');
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}
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$r = q("SELECT * FROM channel WHERE channel_id = %d AND channel_removed = 0 LIMIT 1",
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intval($this->auth->owner_id)
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);
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if ($r) {
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// When initiated from DAV, set the 'force' flag on attach_mkdir(). This will cause the operation to report success even if the
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// folder already exists.
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require_once('include/attach.php');
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$result = attach_mkdir($r[0], $this->auth->observer, array('filename' => $name, 'folder' => $this->folder_hash, 'force' => true));
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if($result['success']) {
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$sync = attach_export_data($r[0],$result['data']['hash']);
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logger('createDirectory: attach_export_data returns $sync:' . print_r($sync, true), LOGGER_DEBUG);
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if($sync) {
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build_sync_packet($r[0]['channel_id'], array('file' => array($sync)));
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}
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}
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else {
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logger('error ' . print_r($result, true), LOGGER_DEBUG);
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}
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}
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}
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/**
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* @brief delete directory
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*/
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public function delete() {
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logger('delete file ' . basename($this->red_path), LOGGER_DEBUG);
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if ((! $this->auth->owner_id) || (! perm_is_allowed($this->auth->owner_id, $this->auth->observer, 'write_storage'))) {
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throw new DAV\Exception\Forbidden('Permission denied.');
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}
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if ($this->auth->owner_id !== $this->auth->channel_id) {
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if (($this->auth->observer !== $this->data['creator']) || intval($this->data['is_dir'])) {
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throw new DAV\Exception\Forbidden('Permission denied.');
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}
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}
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attach_delete($this->auth->owner_id, $this->folder_hash);
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$ch = channelx_by_n($this->auth->owner_id);
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if ($ch) {
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$sync = attach_export_data($ch, $this->folder_hash, true);
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if ($sync)
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build_sync_packet($ch['channel_id'], array('file' => array($sync)));
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}
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}
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/**
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* @brief Checks if a child exists.
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*
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* @param string $name
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* The name to check if it exists.
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* @return boolean
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*/
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public function childExists($name) {
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// On /cloud we show a list of available channels.
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// @todo what happens if no channels are available?
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$modulename = \App::$module;
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if ($this->red_path === '/' && $name === $modulename) {
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//logger('We are at ' $modulename . ' show a channel list', LOGGER_DEBUG);
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return true;
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}
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$x = $this->FileData($this->ext_path . '/' . $name, $this->auth, true);
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//logger('FileData returns: ' . print_r($x, true), LOGGER_DATA);
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if ($x)
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return true;
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return false;
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}
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public function moveInto($targetName,$sourcePath, DAV\INode $sourceNode) {
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if(! $this->auth->owner_id) {
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return false;
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}
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if(! ($sourceNode->data && $sourceNode->data->hash)) {
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return false;
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}
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return attach_move($this->auth->owner_id, $sourceNode->data->hash, $this->folder_hash);
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}
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/**
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* @todo add description of what this function does.
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*
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* @throw "\Sabre\DAV\Exception\NotFound"
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* @return void
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*/
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function getDir() {
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logger('GetDir: ' . $this->ext_path, LOGGER_DEBUG);
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$this->auth->log();
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$modulename = \App::$module;
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$file = $this->ext_path;
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|
|
|
$x = strpos($file, '/' . $modulename);
|
|
if ($x === 0) {
|
|
$file = substr($file, strlen($modulename) + 1);
|
|
}
|
|
|
|
if ((! $file) || ($file === '/')) {
|
|
return;
|
|
}
|
|
|
|
$file = trim($file, '/');
|
|
$path_arr = explode('/', $file);
|
|
|
|
if (! $path_arr)
|
|
return;
|
|
|
|
logger('paths: ' . print_r($path_arr, true), LOGGER_DATA);
|
|
|
|
$channel_name = $path_arr[0];
|
|
|
|
$r = q("SELECT channel_id FROM channel WHERE channel_address = '%s' AND channel_removed = 0 LIMIT 1",
|
|
dbesc($channel_name)
|
|
);
|
|
|
|
if (! $r) {
|
|
throw new DAV\Exception\NotFound('The file with name: ' . $channel_name . ' could not be found.');
|
|
}
|
|
|
|
$channel_id = $r[0]['channel_id'];
|
|
$this->auth->owner_id = $channel_id;
|
|
$this->auth->owner_nick = $channel_name;
|
|
|
|
$path = '/' . $channel_name;
|
|
$folder = '';
|
|
$os_path = '';
|
|
|
|
for ($x = 1; $x < count($path_arr); $x++) {
|
|
$r = q("select id, hash, filename, flags, is_dir from attach where folder = '%s' and filename = '%s' and uid = %d and is_dir != 0",
|
|
dbesc($folder),
|
|
dbesc($path_arr[$x]),
|
|
intval($channel_id)
|
|
);
|
|
if ($r && intval($r[0]['is_dir'])) {
|
|
$folder = $r[0]['hash'];
|
|
if (strlen($os_path))
|
|
$os_path .= '/';
|
|
$os_path .= $folder;
|
|
|
|
$path = $path . '/' . $r[0]['filename'];
|
|
}
|
|
}
|
|
$this->folder_hash = $folder;
|
|
$this->os_path = $os_path;
|
|
}
|
|
|
|
/**
|
|
* @brief Returns the last modification time for the directory, as a UNIX
|
|
* timestamp.
|
|
*
|
|
* It looks for the last edited file in the folder. If it is an empty folder
|
|
* it returns the lastmodified time of the folder itself, to prevent zero
|
|
* timestamps.
|
|
*
|
|
* @return int last modification time in UNIX timestamp
|
|
*/
|
|
public function getLastModified() {
|
|
$r = q("SELECT edited FROM attach WHERE folder = '%s' AND uid = %d ORDER BY edited DESC LIMIT 1",
|
|
dbesc($this->folder_hash),
|
|
intval($this->auth->owner_id)
|
|
);
|
|
if (! $r) {
|
|
$r = q("SELECT edited FROM attach WHERE hash = '%s' AND uid = %d LIMIT 1",
|
|
dbesc($this->folder_hash),
|
|
intval($this->auth->owner_id)
|
|
);
|
|
if (! $r)
|
|
return '';
|
|
}
|
|
return datetime_convert('UTC', 'UTC', $r[0]['edited'], 'U');
|
|
}
|
|
|
|
|
|
/**
|
|
* @brief Array with all Directory and File DAV\\Node items for the given path.
|
|
*
|
|
* @param string $file path to a directory
|
|
* @param \Zotlabs\Storage\BasicAuth &$auth
|
|
* @returns null|array \\Sabre\\DAV\\INode[]
|
|
* @throw "\Sabre\DAV\Exception\Forbidden"
|
|
* @throw "\Sabre\DAV\Exception\NotFound"
|
|
*/
|
|
function CollectionData($file, &$auth) {
|
|
$ret = array();
|
|
|
|
$x = strpos($file, '/cloud');
|
|
if ($x === 0) {
|
|
$file = substr($file, 6);
|
|
}
|
|
|
|
// return a list of channel if we are not inside a channel
|
|
if ((! $file) || ($file === '/')) {
|
|
return $this->ChannelList($auth);
|
|
}
|
|
|
|
$file = trim($file, '/');
|
|
$path_arr = explode('/', $file);
|
|
|
|
if (! $path_arr)
|
|
return null;
|
|
|
|
$channel_name = $path_arr[0];
|
|
|
|
$r = q("SELECT channel_id FROM channel WHERE channel_address = '%s' LIMIT 1",
|
|
dbesc($channel_name)
|
|
);
|
|
|
|
if (! $r)
|
|
return null;
|
|
|
|
$channel_id = $r[0]['channel_id'];
|
|
$perms = permissions_sql($channel_id);
|
|
|
|
$auth->owner_id = $channel_id;
|
|
|
|
$path = '/' . $channel_name;
|
|
|
|
$folder = '';
|
|
$errors = false;
|
|
$permission_error = false;
|
|
|
|
for ($x = 1; $x < count($path_arr); $x++) {
|
|
$r = q("SELECT id, hash, filename, flags, is_dir FROM attach WHERE folder = '%s' AND filename = '%s' AND uid = %d AND is_dir != 0 $perms LIMIT 1",
|
|
dbesc($folder),
|
|
dbesc($path_arr[$x]),
|
|
intval($channel_id)
|
|
);
|
|
if (! $r) {
|
|
// path wasn't found. Try without permissions to see if it was the result of permissions.
|
|
$errors = true;
|
|
$r = q("select id, hash, filename, flags, is_dir from attach where folder = '%s' and filename = '%s' and uid = %d and is_dir != 0 limit 1",
|
|
dbesc($folder),
|
|
basename($path_arr[$x]),
|
|
intval($channel_id)
|
|
);
|
|
if ($r) {
|
|
$permission_error = true;
|
|
}
|
|
break;
|
|
}
|
|
|
|
if ($r && intval($r[0]['is_dir'])) {
|
|
$folder = $r[0]['hash'];
|
|
$path = $path . '/' . $r[0]['filename'];
|
|
}
|
|
}
|
|
|
|
if ($errors) {
|
|
if ($permission_error) {
|
|
throw new DAV\Exception\Forbidden('Permission denied.');
|
|
}
|
|
else {
|
|
throw new DAV\Exception\NotFound('A component of the requested file path could not be found.');
|
|
}
|
|
}
|
|
|
|
// This should no longer be needed since we just returned errors for paths not found
|
|
if ($path !== '/' . $file) {
|
|
logger("Path mismatch: $path !== /$file");
|
|
return NULL;
|
|
}
|
|
|
|
$prefix = '';
|
|
|
|
if(! array_key_exists('cloud_sort',$_SESSION))
|
|
$_SESSION['cloud_sort'] = 'name';
|
|
|
|
switch($_SESSION['cloud_sort']) {
|
|
case 'size':
|
|
$suffix = ' order by is_dir desc, filesize asc ';
|
|
break;
|
|
// The following provides inconsistent results for directories because we re-calculate the date for directories based on the most recent change
|
|
case 'date':
|
|
$suffix = ' order by is_dir desc, edited asc ';
|
|
break;
|
|
case 'name':
|
|
default:
|
|
$suffix = ' order by is_dir desc, filename asc ';
|
|
break;
|
|
}
|
|
|
|
$r = q("select $prefix id, uid, hash, filename, filetype, filesize, revision, folder, flags, is_dir, created, edited from attach where folder = '%s' and uid = %d $perms $suffix",
|
|
dbesc($folder),
|
|
intval($channel_id)
|
|
);
|
|
|
|
foreach ($r as $rr) {
|
|
if(\App::$module === 'cloud' && (strpos($rr['filename'],'.') === 0) && (! get_pconfig($channel_id,'system','show_dot_files')) )
|
|
continue;
|
|
|
|
// @FIXME I don't think we use revisions currently in attach structures.
|
|
// In case we see any in the wild provide a unique filename. This
|
|
// name may or may not be accessible
|
|
|
|
if($rr['revision'])
|
|
$rr['filename'] .= '-' . $rr['revision'];
|
|
|
|
//logger('filename: ' . $rr['filename'], LOGGER_DEBUG);
|
|
if (intval($rr['is_dir'])) {
|
|
$ret[] = new Directory($path . '/' . $rr['filename'], $auth);
|
|
}
|
|
else {
|
|
$ret[] = new File($path . '/' . $rr['filename'], $rr, $auth);
|
|
}
|
|
}
|
|
|
|
return $ret;
|
|
}
|
|
|
|
|
|
/**
|
|
* @brief Returns an array with viewable channels.
|
|
*
|
|
* Get a list of Directory objects with all the channels where the visitor
|
|
* has <b>view_storage</b> perms.
|
|
*
|
|
*
|
|
* @param BasicAuth &$auth
|
|
* @return array Directory[]
|
|
*/
|
|
function ChannelList(&$auth) {
|
|
$ret = array();
|
|
|
|
$r = q("SELECT channel_id, channel_address, profile.publish FROM channel left join profile on profile.uid = channel.channel_id WHERE channel_removed = 0 AND channel_system = 0 AND (channel_pageflags & %d) = 0",
|
|
intval(PAGE_HIDDEN)
|
|
);
|
|
|
|
if ($r) {
|
|
foreach ($r as $rr) {
|
|
if (perm_is_allowed($rr['channel_id'], $auth->observer, 'view_storage') && $rr['publish']) {
|
|
logger('found channel: /cloud/' . $rr['channel_address'], LOGGER_DATA);
|
|
// @todo can't we drop '/cloud'? It gets stripped off anyway in RedDirectory
|
|
$ret[] = new Directory('/cloud/' . $rr['channel_address'], $auth);
|
|
}
|
|
}
|
|
}
|
|
return $ret;
|
|
}
|
|
|
|
|
|
/**
|
|
* @brief
|
|
*
|
|
* @param string $file
|
|
* path to file or directory
|
|
* @param BasicAuth &$auth
|
|
* @param boolean $test (optional) enable test mode
|
|
* @return File|Directory|boolean|null
|
|
* @throw "\Sabre\DAV\Exception\Forbidden"
|
|
*/
|
|
function FileData($file, &$auth, $test = false) {
|
|
logger($file . (($test) ? ' (test mode) ' : ''), LOGGER_DATA);
|
|
|
|
$x = strpos($file, '/cloud');
|
|
if ($x === 0) {
|
|
$file = substr($file, 6);
|
|
}
|
|
else {
|
|
$x = strpos($file, '/dav');
|
|
if($x === 0)
|
|
$file = substr($file, 4);
|
|
}
|
|
|
|
if ((! $file) || ($file === '/')) {
|
|
return new Directory('/', $auth);
|
|
}
|
|
|
|
$file = trim($file, '/');
|
|
|
|
$path_arr = explode('/', $file);
|
|
|
|
if (! $path_arr)
|
|
return null;
|
|
|
|
$channel_name = $path_arr[0];
|
|
|
|
$r = q("select channel_id from channel where channel_address = '%s' limit 1",
|
|
dbesc($channel_name)
|
|
);
|
|
|
|
if (! $r)
|
|
return null;
|
|
|
|
$channel_id = $r[0]['channel_id'];
|
|
|
|
$path = '/' . $channel_name;
|
|
|
|
$auth->owner_id = $channel_id;
|
|
|
|
$permission_error = false;
|
|
|
|
$folder = '';
|
|
|
|
require_once('include/security.php');
|
|
$perms = permissions_sql($channel_id);
|
|
|
|
$errors = false;
|
|
|
|
for ($x = 1; $x < count($path_arr); $x++) {
|
|
$r = q("select id, hash, filename, flags, is_dir from attach where folder = '%s' and filename = '%s' and uid = %d and is_dir != 0 $perms",
|
|
dbesc($folder),
|
|
dbesc($path_arr[$x]),
|
|
intval($channel_id)
|
|
);
|
|
|
|
if ($r && intval($r[0]['is_dir'])) {
|
|
$folder = $r[0]['hash'];
|
|
$path = $path . '/' . $r[0]['filename'];
|
|
}
|
|
if (! $r) {
|
|
$r = q("select id, uid, hash, filename, filetype, filesize, revision, folder, flags, is_dir, os_storage, created, edited from attach
|
|
where folder = '%s' and filename = '%s' and uid = %d $perms order by filename limit 1",
|
|
dbesc($folder),
|
|
dbesc(basename($file)),
|
|
intval($channel_id)
|
|
);
|
|
}
|
|
if (! $r) {
|
|
$errors = true;
|
|
$r = q("select id, uid, hash, filename, filetype, filesize, revision, folder, flags, is_dir, os_storage, created, edited from attach
|
|
where folder = '%s' and filename = '%s' and uid = %d order by filename limit 1",
|
|
dbesc($folder),
|
|
dbesc(basename($file)),
|
|
intval($channel_id)
|
|
);
|
|
if ($r)
|
|
$permission_error = true;
|
|
}
|
|
}
|
|
|
|
if ($path === '/' . $file) {
|
|
if ($test)
|
|
return true;
|
|
// final component was a directory.
|
|
return new Directory($file, $auth);
|
|
}
|
|
|
|
if ($errors) {
|
|
logger('not found ' . $file);
|
|
if ($test)
|
|
return false;
|
|
if ($permission_error) {
|
|
logger('permission error ' . $file);
|
|
throw new DAV\Exception\Forbidden('Permission denied.');
|
|
}
|
|
return;
|
|
}
|
|
|
|
if ($r) {
|
|
if ($test)
|
|
return true;
|
|
|
|
if (intval($r[0]['is_dir'])) {
|
|
return new Directory($path . '/' . $r[0]['filename'], $auth);
|
|
}
|
|
else {
|
|
return new File($path . '/' . $r[0]['filename'], $r[0], $auth);
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
public function getQuotaInfo() {
|
|
|
|
/**
|
|
* Returns the quota information
|
|
*
|
|
* This method MUST return an array with 2 values, the first being the total used space,
|
|
* the second the available space (in bytes)
|
|
*/
|
|
|
|
$used = 0;
|
|
$limit = 0;
|
|
$free = 0;
|
|
|
|
if ($this->auth->owner_id) {
|
|
$channel = channelx_by_n($this->auth->owner_id);
|
|
if($channel) {
|
|
$r = q("SELECT SUM(filesize) AS total FROM attach WHERE aid = %d",
|
|
intval($channel['channel_account_id'])
|
|
);
|
|
$used = (($r) ? (float) $r[0]['total'] : 0);
|
|
$limit = (float) service_class_fetch($this->auth->owner_id, 'attach_upload_limit');
|
|
if($limit) {
|
|
// Don't let the result go negative
|
|
$free = (($limit > $used) ? $limit - $used : 0);
|
|
}
|
|
}
|
|
}
|
|
|
|
if(! $limit) {
|
|
$free = disk_free_space('store');
|
|
$used = disk_total_space('store') - $free;
|
|
}
|
|
|
|
// prevent integer overflow on 32-bit systems
|
|
|
|
if($used > (float) PHP_INT_MAX)
|
|
$used = PHP_INT_MAX;
|
|
if($free > (float) PHP_INT_MAX)
|
|
$free = PHP_INT_MAX;
|
|
|
|
return [ (int) $used, (int) $free ];
|
|
|
|
}
|
|
|
|
}
|