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aacb293f2e
If a folder was empty a zero timestamp was returned. Now it will return the timestamp of the folder itself.
1334 lines
38 KiB
PHP
1334 lines
38 KiB
PHP
<?php
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/**
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* @file include/reddav.php
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* @brief DAV related classes from SabreDAV for Red Matrix.
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*
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* This file contains the classes from SabreDAV that got extended to adapt it
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* for Red Matrix.
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*
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* You find the original SabreDAV classes under @ref vendor/sabre/dav/.
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* We need to use SabreDAV 1.8.x for PHP5.3 compatibility. SabreDAV >= 2.0
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* requires PHP >= 5.4.
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*/
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use Sabre\DAV;
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require_once('vendor/autoload.php');
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require_once('include/attach.php');
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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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class RedDirectory extends DAV\Node implements DAV\ICollection, DAV\IQuota {
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private $red_path;
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private $folder_hash;
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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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private $ext_path;
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private $root_dir = '';
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private $auth;
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private $os_path = '';
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/**
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* 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 $auth_plugin
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*/
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public function __construct($ext_path, &$auth_plugin) {
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logger('RedDirectory::__construct() ' . $ext_path, LOGGER_DEBUG);
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$this->ext_path = $ext_path;
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// remove "/cloud" from the beginning of the path
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$this->red_path = ((strpos($ext_path, '/cloud') === 0) ? substr($ext_path, 6) : $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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function log() {
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logger('RedDirectory::log() ext_path ' . $this->ext_path, LOGGER_DATA);
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logger('RedDirectory::log() os_path ' . $this->os_path, LOGGER_DATA);
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logger('RedDirectory::log() 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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* @throws DAV\Exception\Forbidden
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* @return array DAV\INode[]
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*/
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public function getChildren() {
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logger('RedDirectory::getChildren() called 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 = RedCollectionData($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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*
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* @throw DAV\Exception\Forbidden
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* @throw 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('RedDirectory::getChild(): ' . $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, $this->auth->observer, 'view_storage'))) {
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throw new DAV\Exception\Forbidden('Permission denied.');
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}
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if ($this->red_path === '/' && $name === 'cloud') {
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return new RedDirectory('/cloud', $this->auth);
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}
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$x = RedFileData($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: ' . $name . ' could not be found.');
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}
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/**
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* @brief Returns the name of the directory.
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*
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* @return string
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*/
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public function getName() {
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logger('RedDirectory::getName() returns: ' . basename($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 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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* @throws DAV\Exception\Forbidden
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* @param string $name Name of the file
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* @param resource|string $data Initial payload
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* @return null|string
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*/
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public function createFile($name, $data = null) {
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logger('RedDirectory::createFile(): ' . $name, LOGGER_DEBUG);
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if (! $this->auth->owner_id) {
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logger('createFile: permission denied');
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throw new DAV\Exception\Forbidden('Permission denied.');
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}
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if (! perm_is_allowed($this->auth->owner_id, $this->auth->observer, 'write_storage')) {
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logger('createFile: permission denied');
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throw new DAV\Exception\Forbidden('Permission denied.');
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}
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$mimetype = z_mime_content_type($name);
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$c = q("SELECT * FROM channel WHERE channel_id = %d AND NOT (channel_pageflags & %d) LIMIT 1",
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intval($this->auth->owner_id),
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intval(PAGE_REMOVED)
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);
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if (! $c) {
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logger('RedDirectory::createFile(): no channel');
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throw new DAV\Exception\Forbidden('Permission denied.');
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}
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$filesize = 0;
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$hash = random_string();
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$r = q("INSERT INTO attach ( aid, uid, hash, creator, filename, folder, flags, filetype, filesize, revision, data, created, edited, allow_cid, allow_gid, deny_cid, deny_gid )
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VALUES ( %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, '%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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dbesc(ATTACH_FLAG_OS),
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dbesc($mimetype),
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intval($filesize),
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intval(0),
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dbesc($this->os_path . '/' . $hash),
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dbesc(datetime_convert()),
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dbesc(datetime_convert()),
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dbesc($c[0]['channel_allow_cid']),
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dbesc($c[0]['channel_allow_gid']),
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dbesc($c[0]['channel_deny_cid']),
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dbesc($c[0]['channel_deny_gid'])
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);
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$f = 'store/' . $this->auth->owner_nick . '/' . (($this->os_path) ? $this->os_path . '/' : '') . $hash;
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// returns the number of bytes that were written to the file, or FALSE on failure
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$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('RedDirectory::createFile(): file_put_contents() failed for ' . $name, LOGGER_DEBUG);
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attach_delete($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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// updates entry with filesize and timestamp
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$d = q("UPDATE attach SET filesize = '%s', edited = '%s' WHERE hash = '%s' AND uid = %d LIMIT 1",
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dbesc($size),
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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 LIMIT 1",
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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 = service_class_fetch($c[0]['channel_id'], 'attach_upload_limit');
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if ($limit !== false) {
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$x = q("SELECT SUM(filesize) AS total FROM attach WHERE aid = %d ",
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intval($c[0]['channel_account_id'])
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);
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if (($x) && ($x[0]['total'] + $size > $limit)) {
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logger('reddav: service class limit exceeded for ' . $c[0]['channel_name'] . ' total usage is ' . $x[0]['total'] . ' limit is ' . $limit);
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attach_delete($c[0]['channel_id'], $hash);
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return;
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}
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}
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}
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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('RedDirectory::createDirectory(): ' . $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 NOT (channel_pageflags & %d) LIMIT 1",
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intval($this->auth->owner_id),
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intval(PAGE_REMOVED)
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);
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if ($r) {
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$result = attach_mkdir($r[0], $this->auth->observer, array('filename' => $name, 'folder' => $this->folder_hash));
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if (! $result['success']) {
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logger('RedDirectory::createDirectory(): ' . print_r($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 Checks if a child exists.
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*
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* @param string $name
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* @return boolean
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*/
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public function childExists($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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if ($this->red_path === '/' && $name === 'cloud') {
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logger('RedDirectory::childExists() /cloud: true', LOGGER_DATA);
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return true;
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}
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$x = RedFileData($this->ext_path . '/' . $name, $this->auth, true);
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logger('RedFileData returns: ' . print_r($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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/**
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* @todo add description of what this function does.
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*
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* @throw DAV\Exception\NotFound
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* @return void
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*/
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function getDir() {
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logger('RedDirectory::getDir(): ' . $this->ext_path, LOGGER_DEBUG);
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$this->auth->log();
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$file = $this->ext_path;
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$x = strpos($file, '/cloud');
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if ($x === false)
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return;
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if ($x === 0) {
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$file = substr($file, 6);
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}
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if ((! $file) || ($file === '/')) {
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return;
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}
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$file = trim($file, '/');
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$path_arr = explode('/', $file);
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if (! $path_arr)
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return;
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logger('RedDirectory::getDir(): path: ' . print_r($path_arr, true), LOGGER_DEBUG);
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$channel_name = $path_arr[0];
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$r = q("SELECT channel_id FROM channel WHERE channel_address = '%s' AND NOT ( channel_pageflags & %d ) LIMIT 1",
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dbesc($channel_name),
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intval(PAGE_REMOVED)
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);
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if (! $r) {
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throw new DAV\Exception\NotFound('The file with name: ' . $channel_name . ' could not be found');
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return;
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}
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$channel_id = $r[0]['channel_id'];
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$this->auth->owner_id = $channel_id;
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$this->auth->owner_nick = $channel_name;
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$path = '/' . $channel_name;
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$folder = '';
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$os_path = '';
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for ($x = 1; $x < count($path_arr); $x++) {
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$r = q("select id, hash, filename, flags from attach where folder = '%s' and filename = '%s' and uid = %d and (flags & %d)",
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dbesc($folder),
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dbesc($path_arr[$x]),
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intval($channel_id),
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intval(ATTACH_FLAG_DIR)
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);
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if ($r && ( $r[0]['flags'] & ATTACH_FLAG_DIR)) {
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$folder = $r[0]['hash'];
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if (strlen($os_path))
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$os_path .= '/';
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$os_path .= $folder;
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$path = $path . '/' . $r[0]['filename'];
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}
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}
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$this->folder_hash = $folder;
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$this->os_path = $os_path;
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return;
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}
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/**
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* @brief Returns the last modification time for the directory, as a UNIX
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* timestamp.
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*
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* It looks for the last edited file in the folder. If it is an empty folder
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* it returns the lastmodified time of the folder itself, to prevent zero
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* timestamps.
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*
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* @return int last modification time in UNIX timestamp
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*/
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public function getLastModified() {
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$r = q("SELECT edited FROM attach WHERE folder = '%s' AND uid = %d ORDER BY edited DESC LIMIT 1",
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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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if (! $r) {
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$r = q("SELECT edited FROM attach WHERE hash = '%s' AND uid = %d LIMIT 1",
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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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if (! $r)
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return '';
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}
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return datetime_convert('UTC', 'UTC', $r[0]['edited'], 'U');
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}
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/**
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* @brief Return quota usage.
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*
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* Do guests relly see the used/free values from filesystem of the complete store directory?
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*
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* @return array with used and free values in bytes.
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*/
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public function getQuotaInfo() {
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// values from the filesystem of the complete <i>store/</i> directory
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$limit = disk_total_space('store');
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$free = disk_free_space('store');
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if ($this->auth->owner_id) {
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$c = q("select * from channel where channel_id = %d and not (channel_pageflags & %d) limit 1",
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intval($this->auth->owner_id),
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intval(PAGE_REMOVED)
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);
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$ulimit = service_class_fetch($c[0]['channel_id'], 'attach_upload_limit');
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$limit = (($ulimit) ? $ulimit : $limit);
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$x = q("select sum(filesize) as total from attach where aid = %d",
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intval($c[0]['channel_account_id'])
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);
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$free = (($x) ? $limit - $x[0]['total'] : 0);
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}
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return array(
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$limit - $free,
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$free
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);
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}
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} // class RedDirectory
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/**
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* RedFile class.
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*
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*/
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class RedFile extends DAV\Node implements DAV\IFile {
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private $data;
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private $auth;
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private $name;
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/**
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* Sets up the node, expects a full path name.
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*
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* @param string $name
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* @param array $data from attach table
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* @param &$auth
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*/
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public function __construct($name, $data, &$auth) {
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$this->name = $name;
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$this->data = $data;
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$this->auth = $auth;
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logger('RedFile::__construct(): ' . print_r($this->data, true), LOGGER_DATA);
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}
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/**
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* @brief Returns the name of the file.
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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('RedFile::getName(): ' . basename($this->name), LOGGER_DEBUG);
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return basename($this->name);
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}
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/**
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* @brief Renames the file.
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*
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* @throw DAV\Exception\Forbidden
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* @param string $name The new name of the file.
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* @return void
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*/
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public function setName($newName) {
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logger('RedFile::setName(): ' . basename($this->name) . ' -> ' . $newName, LOGGER_DEBUG);
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if ((! $newName) || (! $this->auth->owner_id) || (! perm_is_allowed($this->auth->owner_id, $this->auth->observer, 'write_storage'))) {
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throw new DAV\Exception\Forbidden('Permission denied.');
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}
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$newName = str_replace('/', '%2F', $newName);
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$r = q("UPDATE attach SET filename = '%s' WHERE hash = '%s' AND id = %d LIMIT 1",
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dbesc($this->data['filename']),
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intval($this->data['id'])
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);
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}
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|
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/**
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* @brief Updates the data of the file.
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*
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* @param resource $data
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* @return void
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*/
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public function put($data) {
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logger('RedFile::put(): ' . basename($this->name), LOGGER_DEBUG);
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$size = 0;
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// @todo only 3 values are needed
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$c = q("SELECT * FROM channel WHERE channel_id = %d AND NOT (channel_pageflags & %d) LIMIT 1",
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intval($this->auth->owner_id),
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intval(PAGE_REMOVED)
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);
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|
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$r = q("SELECT flags, folder, data FROM attach WHERE hash = '%s' AND uid = %d LIMIT 1",
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dbesc($this->data['hash']),
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intval($c[0]['channel_id'])
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);
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if ($r) {
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if ($r[0]['flags'] & ATTACH_FLAG_OS) {
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$f = 'store/' . $this->auth->owner_nick . '/' . (($r[0]['data']) ? $r[0]['data'] : '');
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// @todo check return value and set $size directly
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@file_put_contents($f, $data);
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$size = @filesize($f);
|
|
logger('RedFile::put(): filename: ' . $f . ' size: ' . $size, LOGGER_DEBUG);
|
|
} else {
|
|
$r = q("UPDATE attach SET data = '%s' WHERE hash = '%s' AND uid = %d LIMIT 1",
|
|
dbesc(stream_get_contents($data)),
|
|
dbesc($this->data['hash']),
|
|
intval($this->data['uid'])
|
|
);
|
|
$r = q("SELECT length(data) AS fsize FROM attach WHERE hash = '%s' AND uid = %d LIMIT 1",
|
|
dbesc($this->data['hash']),
|
|
intval($this->data['uid'])
|
|
);
|
|
if ($r) {
|
|
$size = $r[0]['fsize'];
|
|
}
|
|
}
|
|
}
|
|
|
|
// returns now()
|
|
$edited = datetime_convert();
|
|
|
|
$d = q("UPDATE attach SET filesize = '%s', edited = '%s' WHERE hash = '%s' AND uid = %d LIMIT 1",
|
|
dbesc($size),
|
|
dbesc($edited),
|
|
dbesc($this->data['hash']),
|
|
intval($c[0]['channel_id'])
|
|
);
|
|
|
|
// update the folder's lastmodified timestamp
|
|
$e = q("UPDATE attach SET edited = '%s' WHERE hash = '%s' AND uid = %d LIMIT 1",
|
|
dbesc($edited),
|
|
dbesc($r[0]['folder']),
|
|
intval($c[0]['channel_id'])
|
|
);
|
|
|
|
// @todo do we really want to remove the whole file if an update fails because of maxfilesize or quota?
|
|
|
|
$maxfilesize = get_config('system', 'maxfilesize');
|
|
if (($maxfilesize) && ($size > $maxfilesize)) {
|
|
attach_delete($c[0]['channel_id'], $this->data['hash']);
|
|
return;
|
|
}
|
|
|
|
$limit = service_class_fetch($c[0]['channel_id'], 'attach_upload_limit');
|
|
if ($limit !== false) {
|
|
$x = q("select sum(filesize) as total from attach where aid = %d ",
|
|
intval($c[0]['channel_account_id'])
|
|
);
|
|
if (($x) && ($x[0]['total'] + $size > $limit)) {
|
|
logger('RedFile::put(): service class limit exceeded for ' . $c[0]['channel_name'] . ' total usage is ' . $x[0]['total'] . ' limit is ' . $limit);
|
|
attach_delete($c[0]['channel_id'], $this->data['hash']);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @brief Returns the raw data.
|
|
*
|
|
* @return string
|
|
*/
|
|
public function get() {
|
|
logger('RedFile::get(): ' . basename($this->name), LOGGER_DEBUG);
|
|
|
|
$r = q("select data, flags, filename, filetype from attach where hash = '%s' and uid = %d limit 1",
|
|
dbesc($this->data['hash']),
|
|
intval($this->data['uid'])
|
|
);
|
|
if ($r) {
|
|
// @todo this should be a global definition
|
|
$unsafe_types = array('text/html', 'text/css', 'application/javascript');
|
|
|
|
if (in_array($r[0]['filetype'], $unsafe_types)) {
|
|
header('Content-disposition: attachment; filename="' . $r[0]['filename'] . '"');
|
|
header('Content-type: text/plain');
|
|
}
|
|
|
|
if ($r[0]['flags'] & ATTACH_FLAG_OS ) {
|
|
$f = 'store/' . $this->auth->owner_nick . '/' . (($this->os_path) ? $this->os_path . '/' : '') . $r[0]['data'];
|
|
return fopen($f, 'rb');
|
|
}
|
|
return $r[0]['data'];
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @brief Returns the ETag for a file.
|
|
*
|
|
* An ETag is a unique identifier representing the current version of the file. If the file changes, the ETag MUST change.
|
|
* The ETag is an arbitrary string, but MUST be surrounded by double-quotes.
|
|
*
|
|
* Return null if the ETag can not effectively be determined.
|
|
*
|
|
* @return mixed
|
|
*/
|
|
public function getETag() {
|
|
$ret = null;
|
|
if ($this->data['hash']) {
|
|
$ret = '"' . $this->data['hash'] . '"';
|
|
}
|
|
return $ret;
|
|
}
|
|
|
|
/**
|
|
* @brief Returns the mime-type for a file.
|
|
*
|
|
* If null is returned, we'll assume application/octet-stream
|
|
*
|
|
* @return mixed
|
|
*/
|
|
public function getContentType() {
|
|
// @todo this should be a global definition.
|
|
$unsafe_types = array('text/html', 'text/css', 'application/javascript');
|
|
if (in_array($this->data['filetype'], $unsafe_types)) {
|
|
return 'text/plain';
|
|
}
|
|
return $this->data['filetype'];
|
|
}
|
|
|
|
/**
|
|
* @brief Returns the size of the node, in bytes.
|
|
*
|
|
* @return int
|
|
*/
|
|
public function getSize() {
|
|
return $this->data['filesize'];
|
|
}
|
|
|
|
/**
|
|
* @brief Returns the last modification time for the file, as a unix
|
|
* timestamp.
|
|
*
|
|
* @return int last modification time in UNIX timestamp
|
|
*/
|
|
public function getLastModified() {
|
|
return datetime_convert('UTC', 'UTC', $this->data['edited'], 'U');
|
|
}
|
|
|
|
/**
|
|
* @brief Delete the file.
|
|
*
|
|
* @throw DAV\Exception\Forbidden
|
|
* @return void
|
|
*/
|
|
public function delete() {
|
|
logger('RedFile::delete(): ' . basename($this->name), LOGGER_DEBUG);
|
|
|
|
if ((! $this->auth->owner_id) || (! perm_is_allowed($this->auth->owner_id, $this->auth->observer, 'write_storage'))) {
|
|
throw new DAV\Exception\Forbidden('Permission denied.');
|
|
}
|
|
|
|
if ($this->auth->owner_id !== $this->auth->channel_id) {
|
|
if (($this->auth->observer !== $this->data['creator']) || ($this->data['flags'] & ATTACH_FLAG_DIR)) {
|
|
throw new DAV\Exception\Forbidden('Permission denied.');
|
|
}
|
|
}
|
|
|
|
attach_delete($this->auth->owner_id, $this->data['hash']);
|
|
}
|
|
} // class RedFile
|
|
|
|
|
|
/**
|
|
* @brief Returns an array with viewable channels.
|
|
*
|
|
* Get a list of RedDirectory objects with all the channels where the visitor
|
|
* has <b>view_storage</b> perms.
|
|
*
|
|
* @todo Is there any reason why this is not inside RedDirectory class?
|
|
*
|
|
* @param $auth
|
|
* @return array containing RedDirectory objects
|
|
*/
|
|
function RedChannelList(&$auth) {
|
|
$ret = array();
|
|
|
|
$r = q("SELECT channel_id, channel_address FROM channel WHERE NOT (channel_pageflags & %d) AND NOT (channel_pageflags & %d)",
|
|
intval(PAGE_REMOVED),
|
|
intval(PAGE_HIDDEN)
|
|
);
|
|
|
|
if ($r) {
|
|
foreach ($r as $rr) {
|
|
if (perm_is_allowed($rr['channel_id'], $auth->observer, 'view_storage')) {
|
|
logger('RedChannelList: ' . '/cloud/' . $rr['channel_address'], LOGGER_DATA);
|
|
// @todo can't we drop '/cloud'? It gets stripped off anyway in RedDirectory
|
|
$ret[] = new RedDirectory('/cloud/' . $rr['channel_address'], $auth);
|
|
}
|
|
}
|
|
}
|
|
return $ret;
|
|
}
|
|
|
|
|
|
/**
|
|
* @brief TODO what exactly does this function?
|
|
*
|
|
* Array with all RedDirectory and RedFile DAV\Node items for the given path.
|
|
*
|
|
* @todo Is there any reason why this is not inside RedDirectory class? Seems only to be used there and we could simplify it a bit there.
|
|
*
|
|
* @param string $file path to a directory
|
|
* @param &$auth
|
|
* @returns array DAV\INode[]
|
|
*/
|
|
function RedCollectionData($file, &$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 RedChannelList($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 FROM attach WHERE folder = '%s' AND filename = '%s' AND uid = %d AND (flags & %d) $perms LIMIT 1",
|
|
dbesc($folder),
|
|
dbesc($path_arr[$x]),
|
|
intval($channel_id),
|
|
intval(ATTACH_FLAG_DIR)
|
|
);
|
|
if (! $r) {
|
|
// path wasn't found. Try without permissions to see if it was the result of permissions.
|
|
$errors = true;
|
|
$r = q("select id, hash, filename, flags from attach where folder = '%s' and filename = '%s' and uid = %d and (flags & %d) limit 1",
|
|
dbesc($folder),
|
|
basename($path_arr[$x]),
|
|
intval($channel_id),
|
|
intval(ATTACH_FLAG_DIR)
|
|
);
|
|
if ($r) {
|
|
$permission_error = true;
|
|
}
|
|
break;
|
|
}
|
|
|
|
if ($r && ($r[0]['flags'] & ATTACH_FLAG_DIR)) {
|
|
$folder = $r[0]['hash'];
|
|
$path = $path . '/' . $r[0]['filename'];
|
|
}
|
|
}
|
|
|
|
if ($errors) {
|
|
if ($permission_error) {
|
|
throw new DAV\Exception\Forbidden('Permission denied.');
|
|
} else {
|
|
throw new DAV\Exception\NotFound('A component of the request file path could not be found.');
|
|
}
|
|
}
|
|
|
|
// This should no longer be needed since we just returned errors for paths not found
|
|
if ($path !== '/' . $file) {
|
|
logger("RedCollectionData: Path mismatch: $path !== /$file");
|
|
return NULL;
|
|
}
|
|
|
|
$r = q("select id, uid, hash, filename, filetype, filesize, revision, folder, flags, created, edited from attach where folder = '%s' and uid = %d $perms group by filename",
|
|
dbesc($folder),
|
|
intval($channel_id)
|
|
);
|
|
|
|
foreach ($r as $rr) {
|
|
logger('RedCollectionData: filename: ' . $rr['filename'], LOGGER_DATA);
|
|
|
|
if ($rr['flags'] & ATTACH_FLAG_DIR) {
|
|
// @todo can't we drop '/cloud'? it gets stripped off anyway in RedDirectory
|
|
$ret[] = new RedDirectory('/cloud' . $path . '/' . $rr['filename'], $auth);
|
|
} else {
|
|
$ret[] = new RedFile('/cloud' . $path . '/' . $rr['filename'], $rr, $auth);
|
|
}
|
|
}
|
|
|
|
return $ret;
|
|
}
|
|
|
|
|
|
/**
|
|
* @brief TODO What exactly is this function for?
|
|
*
|
|
* @param string $file
|
|
* @param &$auth
|
|
* @param boolean $test (optional) enable test mode
|
|
*/
|
|
function RedFileData($file, &$auth, $test = false) {
|
|
logger('RedFileData:' . $file . (($test) ? ' (test mode) ' : ''), LOGGER_DEBUG);
|
|
|
|
$x = strpos($file, '/cloud');
|
|
if ($x === 0) {
|
|
$file = substr($file, 6);
|
|
}
|
|
|
|
if ((! $file) || ($file === '/')) {
|
|
return new RedDirectory('/', $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 from attach where folder = '%s' and filename = '%s' and uid = %d and (flags & %d) $perms",
|
|
dbesc($folder),
|
|
dbesc($path_arr[$x]),
|
|
intval($channel_id),
|
|
intval(ATTACH_FLAG_DIR)
|
|
);
|
|
|
|
if ($r && ( $r[0]['flags'] & ATTACH_FLAG_DIR)) {
|
|
$folder = $r[0]['hash'];
|
|
$path = $path . '/' . $r[0]['filename'];
|
|
}
|
|
if (! $r) {
|
|
$r = q("select id, uid, hash, filename, filetype, filesize, revision, folder, flags, created, edited from attach
|
|
where folder = '%s' and filename = '%s' and uid = %d $perms group by filename limit 1",
|
|
dbesc($folder),
|
|
dbesc(basename($file)),
|
|
intval($channel_id)
|
|
);
|
|
}
|
|
if (! $r) {
|
|
$errors = true;
|
|
$r = q("select id, uid, hash, filename, filetype, filesize, revision, folder, flags, created, edited from attach
|
|
where folder = '%s' and filename = '%s' and uid = %d group by filename limit 1",
|
|
dbesc($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 RedDirectory('/cloud/' . $file, $auth);
|
|
}
|
|
|
|
if ($errors) {
|
|
logger('RedFileData: not found');
|
|
if ($test)
|
|
return false;
|
|
if ($permission_error) {
|
|
logger('RedFileData: permission error');
|
|
throw new DAV\Exception\Forbidden('Permission denied.');
|
|
}
|
|
return;
|
|
}
|
|
|
|
if ($r) {
|
|
if ($test)
|
|
return true;
|
|
|
|
if ($r[0]['flags'] & ATTACH_FLAG_DIR) {
|
|
// @todo can't we drop '/cloud'? it gets stripped off anyway in RedDirectory
|
|
return new RedDirectory('/cloud' . $path . '/' . $r[0]['filename'], $auth);
|
|
} else {
|
|
return new RedFile('/cloud' . $path . '/' . $r[0]['filename'], $r[0], $auth);
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
* RedBasicAuth class.
|
|
*
|
|
*/
|
|
class RedBasicAuth extends DAV\Auth\Backend\AbstractBasic {
|
|
|
|
// @fixme mod/cloud.php:61
|
|
public $channel_name = '';
|
|
// @fixme mod/cloud.php:62
|
|
public $channel_id = 0;
|
|
// @fixme mod/cloud.php:63
|
|
public $channel_hash = '';
|
|
// @fixme mod/cloud.php:68
|
|
public $observer = '';
|
|
// @fixme include/reddav.php:51
|
|
public $browser;
|
|
// @fixme include/reddav.php:92
|
|
public $owner_id;
|
|
// @fixme include/reddav.php:283
|
|
public $owner_nick = '';
|
|
// @fixme mod/cloud.php:66
|
|
public $timezone;
|
|
|
|
/**
|
|
*
|
|
* @param string $username
|
|
* @param string $password
|
|
*/
|
|
protected function validateUserPass($username, $password) {
|
|
|
|
if (trim($password) === '+++') {
|
|
logger('reddav: validateUserPass: guest ' . $username);
|
|
return true;
|
|
}
|
|
|
|
require_once('include/auth.php');
|
|
$record = account_verify_password($username, $password);
|
|
if ($record && $record['account_default_channel']) {
|
|
$r = q("select * from channel where channel_account_id = %d and channel_id = %d limit 1",
|
|
intval($record['account_id']),
|
|
intval($record['account_default_channel'])
|
|
);
|
|
if ($r) {
|
|
$this->currentUser = $r[0]['channel_address'];
|
|
$this->channel_name = $r[0]['channel_address'];
|
|
$this->channel_id = $r[0]['channel_id'];
|
|
$this->channel_hash = $this->observer = $r[0]['channel_hash'];
|
|
$_SESSION['uid'] = $r[0]['channel_id'];
|
|
$_SESSION['account_id'] = $r[0]['channel_account_id'];
|
|
$_SESSION['authenticated'] = true;
|
|
return true;
|
|
}
|
|
}
|
|
$r = q("select * from channel where channel_address = '%s' limit 1",
|
|
dbesc($username)
|
|
);
|
|
if ($r) {
|
|
$x = q("select * from account where account_id = %d limit 1",
|
|
intval($r[0]['channel_account_id'])
|
|
);
|
|
if ($x) {
|
|
foreach ($x as $record) {
|
|
if (($record['account_flags'] == ACCOUNT_OK) || ($record['account_flags'] == ACCOUNT_UNVERIFIED)
|
|
&& (hash('whirlpool', $record['account_salt'] . $password) === $record['account_password'])) {
|
|
logger('(DAV) RedBasicAuth: password verified for ' . $username);
|
|
$this->currentUser = $r[0]['channel_address'];
|
|
$this->channel_name = $r[0]['channel_address'];
|
|
$this->channel_id = $r[0]['channel_id'];
|
|
$this->channel_hash = $this->observer = $r[0]['channel_hash'];
|
|
$_SESSION['uid'] = $r[0]['channel_id'];
|
|
$_SESSION['account_id'] = $r[0]['channel_account_id'];
|
|
$_SESSION['authenticated'] = true;
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
logger('(DAV) RedBasicAuth: password failed for ' . $username);
|
|
return false;
|
|
}
|
|
|
|
public function setCurrentUser($name) {
|
|
$this->currentUser = $name;
|
|
}
|
|
|
|
/**
|
|
* @brief Set browser plugin.
|
|
*
|
|
* @see RedBrowser::set_writeable()
|
|
* @param DAV\Browser\Plugin $browser
|
|
*/
|
|
public function setBrowserPlugin($browser) {
|
|
$this->browser = $browser;
|
|
}
|
|
|
|
// internal? logging function
|
|
function log() {
|
|
logger('dav: auth: channel_name ' . $this->channel_name, LOGGER_DATA);
|
|
logger('dav: auth: channel_id ' . $this->channel_id, LOGGER_DATA);
|
|
logger('dav: auth: channel_hash ' . $this->channel_hash, LOGGER_DATA);
|
|
logger('dav: auth: observer ' . $this->observer, LOGGER_DATA);
|
|
logger('dav: auth: owner_id ' . $this->owner_id, LOGGER_DATA);
|
|
logger('dav: auth: owner_nick ' . $this->owner_nick, LOGGER_DATA);
|
|
}
|
|
|
|
} // class RedBasicAuth
|
|
|
|
|
|
|
|
/**
|
|
* RedBrowser class.
|
|
*
|
|
*/
|
|
class RedBrowser extends DAV\Browser\Plugin {
|
|
|
|
private $auth;
|
|
|
|
function __construct(&$auth) {
|
|
$this->auth = $auth;
|
|
$this->enableAssets = false;
|
|
}
|
|
|
|
// The DAV browser is instantiated after the auth module and directory classes but before we know the current
|
|
// directory and who the owner and observer are. So we add a pointer to the browser into the auth module and vice
|
|
// versa. Then when we've figured out what directory is actually being accessed, we call the following function
|
|
// to decide whether or not to show web elements which include writeable objects.
|
|
function set_writeable() {
|
|
if (! $this->auth->owner_id) {
|
|
$this->enablePost = false;
|
|
}
|
|
|
|
if (! perm_is_allowed($this->auth->owner_id, get_observer_hash(), 'write_storage')) {
|
|
$this->enablePost = false;
|
|
} else {
|
|
$this->enablePost = true;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @brief Creates the directory listing for the given path.
|
|
*
|
|
* @param string $path which should be displayed
|
|
*/
|
|
public function generateDirectoryIndex($path) {
|
|
// (owner_id = channel_id) is visitor owner of this directory?
|
|
$is_owner = ((local_user() && $this->auth->owner_id == local_user()) ? true : false);
|
|
|
|
if ($this->auth->timezone)
|
|
date_default_timezone_set($this->auth->timezone);
|
|
|
|
require_once('include/conversation.php');
|
|
|
|
if ($this->auth->owner_nick) {
|
|
$html = profile_tabs(get_app(), (($is_owner) ? true : false), $this->auth->owner_nick);
|
|
}
|
|
|
|
$files = $this->server->getPropertiesForPath($path, array(
|
|
'{DAV:}displayname',
|
|
'{DAV:}resourcetype',
|
|
'{DAV:}getcontenttype',
|
|
'{DAV:}getcontentlength',
|
|
'{DAV:}getlastmodified',
|
|
), 1);
|
|
|
|
$parent = $this->server->tree->getNodeForPath($path);
|
|
|
|
$parentpath = array();
|
|
// only show parent if not leaving /cloud/; TODO how to improve this?
|
|
if ($path && $path != "cloud") {
|
|
list($parentUri) = DAV\URLUtil::splitPath($path);
|
|
$fullPath = DAV\URLUtil::encodePath($this->server->getBaseUri() . $parentUri);
|
|
|
|
$parentpath['icon'] = $this->enableAssets ? '<a href="' . $fullPath . '"><img src="' . $this->getAssetUrl('icons/parent' . $this->iconExtension) . '" width="24" alt="' . t('parent') . '"></a>' : '';
|
|
$parentpath['path'] = $fullPath;
|
|
}
|
|
|
|
$f = array();
|
|
foreach ($files as $file) {
|
|
$ft = array();
|
|
$type = null;
|
|
|
|
// This is the current directory, we can skip it
|
|
if (rtrim($file['href'],'/')==$path) continue;
|
|
|
|
list(, $name) = DAV\URLUtil::splitPath($file['href']);
|
|
|
|
if (isset($file[200]['{DAV:}resourcetype'])) {
|
|
$type = $file[200]['{DAV:}resourcetype']->getValue();
|
|
|
|
// resourcetype can have multiple values
|
|
if (!is_array($type)) $type = array($type);
|
|
|
|
foreach ($type as $k=>$v) {
|
|
// Some name mapping is preferred
|
|
switch ($v) {
|
|
case '{DAV:}collection' :
|
|
$type[$k] = t('Collection');
|
|
break;
|
|
case '{DAV:}principal' :
|
|
$type[$k] = t('Principal');
|
|
break;
|
|
case '{urn:ietf:params:xml:ns:carddav}addressbook' :
|
|
$type[$k] = t('Addressbook');
|
|
break;
|
|
case '{urn:ietf:params:xml:ns:caldav}calendar' :
|
|
$type[$k] = t('Calendar');
|
|
break;
|
|
case '{urn:ietf:params:xml:ns:caldav}schedule-inbox' :
|
|
$type[$k] = t('Schedule Inbox');
|
|
break;
|
|
case '{urn:ietf:params:xml:ns:caldav}schedule-outbox' :
|
|
$type[$k] = t('Schedule Outbox');
|
|
break;
|
|
case '{http://calendarserver.org/ns/}calendar-proxy-read' :
|
|
$type[$k] = 'Proxy-Read';
|
|
break;
|
|
case '{http://calendarserver.org/ns/}calendar-proxy-write' :
|
|
$type[$k] = 'Proxy-Write';
|
|
break;
|
|
}
|
|
}
|
|
$type = implode(', ', $type);
|
|
}
|
|
|
|
// If no resourcetype was found, we attempt to use
|
|
// the contenttype property
|
|
if (!$type && isset($file[200]['{DAV:}getcontenttype'])) {
|
|
$type = $file[200]['{DAV:}getcontenttype'];
|
|
}
|
|
if (!$type) $type = t('Unknown');
|
|
|
|
$size = isset($file[200]['{DAV:}getcontentlength']) ? (int)$file[200]['{DAV:}getcontentlength'] : '';
|
|
$lastmodified = ((isset($file[200]['{DAV:}getlastmodified'])) ? $file[200]['{DAV:}getlastmodified']->getTime()->format('Y-m-d H:i:s') : '');
|
|
|
|
$fullPath = DAV\URLUtil::encodePath('/' . trim($this->server->getBaseUri() . ($path ? $path . '/' : '') . $name, '/'));
|
|
|
|
$displayName = isset($file[200]['{DAV:}displayname']) ? $file[200]['{DAV:}displayname'] : $name;
|
|
|
|
$displayName = $this->escapeHTML($displayName);
|
|
$type = $this->escapeHTML($type);
|
|
|
|
$icon = '';
|
|
if ($this->enableAssets) {
|
|
$node = $this->server->tree->getNodeForPath(($path ? $path . '/' : '') . $name);
|
|
foreach (array_reverse($this->iconMap) as $class=>$iconName) {
|
|
if ($node instanceof $class) {
|
|
$icon = '<a href="' . $fullPath . '"><img src="' . $this->getAssetUrl($iconName . $this->iconExtension) . '" alt="" width="24"></a>';
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
$parentHash = "";
|
|
$owner = $this->auth->owner_id;
|
|
$splitPath = split("/", $fullPath);
|
|
if (count($splitPath) > 3) {
|
|
for ($i = 3; $i < count($splitPath); $i++) {
|
|
$attachName = urldecode($splitPath[$i]);
|
|
$attachHash = $this->findAttachHash($owner, $parentHash, $attachName);
|
|
$parentHash = $attachHash;
|
|
}
|
|
}
|
|
|
|
$attachIcon = ""; // "<a href=\"attach/".$attachHash."\" title=\"".$displayName."\"><i class=\"icon-download\"></i></a>";
|
|
|
|
// put the array for this file together
|
|
$ft['attachId'] = $this->findAttachIdByHash($attachHash);
|
|
$ft['fileStorageUrl'] = substr($fullPath, 0, strpos($fullPath, "cloud/")) . "filestorage/" . $this->auth->channel_name;
|
|
$ft['icon'] = $icon;
|
|
$ft['attachIcon'] = (($size) ? $attachIcon : '');
|
|
// @todo Should this be an item value, not a global one?
|
|
$ft['is_owner'] = $is_owner;
|
|
$ft['fullPath'] = $fullPath;
|
|
$ft['displayName'] = $displayName;
|
|
$ft['type'] = $type;
|
|
$ft['size'] = $size;
|
|
$ft['sizeFormatted'] = $this->userReadableSize($size);
|
|
$ft['lastmodified'] = (($lastmodified) ? datetime_convert('UTC', date_default_timezone_get(), $lastmodified) : '');
|
|
|
|
$f[] = $ft;
|
|
}
|
|
|
|
// Storage and quota for the account (all channels of the owner of this directory)!
|
|
$limit = service_class_fetch($owner, 'attach_upload_limit');
|
|
$r = q("SELECT SUM(filesize) AS total FROM attach WHERE aid = %d",
|
|
intval($this->auth->channel_account_id)
|
|
);
|
|
$used = $r[0]['total'];
|
|
if ($used) {
|
|
$quotaDesc = t('%1$s used');
|
|
$quotaDesc = sprintf($quotaDesc,
|
|
$this->userReadableSize($used));
|
|
}
|
|
if ($limit && $used) {
|
|
$quotaDesc = t('%1$s used of %2$s (%3$s%)');
|
|
$quotaDesc = sprintf($quotaDesc,
|
|
$this->userReadableSize($used),
|
|
$this->userReadableSize($limit),
|
|
round($used / $limit, 1));
|
|
}
|
|
|
|
// prepare quota for template
|
|
$quota['used'] = $used;
|
|
$quota['limit'] = $limit;
|
|
$quota['desc'] = $quotaDesc;
|
|
|
|
$html .= replace_macros(get_markup_template('cloud_directory.tpl'), array(
|
|
'$header' => t('Files') . ": " . $this->escapeHTML($path) . "/",
|
|
'$parentpath' => $parentpath,
|
|
'$entries' => $f,
|
|
'$quota' => $quota
|
|
));
|
|
|
|
$output = '';
|
|
if ($this->enablePost) {
|
|
$this->server->broadcastEvent('onHTMLActionsPanel', array($parent, &$output));
|
|
}
|
|
$html .= $output;
|
|
|
|
get_app()->page['content'] = $html;
|
|
construct_page(get_app());
|
|
}
|
|
|
|
function userReadableSize($size) {
|
|
$ret = "";
|
|
if (is_numeric($size)) {
|
|
$incr = 0;
|
|
$k = 1024;
|
|
$unit = array('bytes', 'KB', 'MB', 'GB', 'TB', 'PB');
|
|
while (($size / $k) >= 1){
|
|
$incr++;
|
|
$size = round($size / $k, 2);
|
|
}
|
|
$ret = $size . " " . $unit[$incr];
|
|
}
|
|
return $ret;
|
|
}
|
|
|
|
/**
|
|
* Creates a form to add new folders and upload files.
|
|
*
|
|
* @param DAV\INode $node
|
|
* @param string &$output
|
|
*/
|
|
public function htmlActionsPanel(DAV\INode $node, &$output) {
|
|
|
|
//Removed link to filestorage page
|
|
//if($this->auth->owner_id && $this->auth->owner_id == $this->auth->channel_id) {
|
|
// $channel = get_app()->get_channel();
|
|
// if($channel) {
|
|
// $output .= '<tr><td colspan="2"><a href="filestorage/' . $channel['channel_address'] . '" >' . t('Edit File properties') . '</a></td></tr><tr><td> </td></tr>';
|
|
// }
|
|
//}
|
|
|
|
if (! $node instanceof DAV\ICollection)
|
|
return;
|
|
|
|
// We also know fairly certain that if an object is a non-extended
|
|
// SimpleCollection, we won't need to show the panel either.
|
|
if (get_class($node) === 'Sabre\\DAV\\SimpleCollection')
|
|
return;
|
|
|
|
$output .= replace_macros(get_markup_template('cloud_actionspanel.tpl'), array(
|
|
'$folder_header' => t('Create new folder'),
|
|
'$folder_submit' => t('Create'),
|
|
'$upload_header' => t('Upload file'),
|
|
'$upload_submit' => t('Upload')
|
|
));
|
|
}
|
|
|
|
/**
|
|
* This method takes a path/name of an asset and turns it into url
|
|
* suiteable for http access.
|
|
*
|
|
* @param string $assetName
|
|
* @return string
|
|
*/
|
|
protected function getAssetUrl($assetName) {
|
|
return z_root() . '/cloud/?sabreAction=asset&assetName=' . urlencode($assetName);
|
|
}
|
|
|
|
protected function findAttachHash($owner, $parentHash, $attachName) {
|
|
$r = q("SELECT * FROM attach WHERE uid = %d AND folder = '%s' AND filename = '%s' ORDER BY edited desc LIMIT 1",
|
|
intval($owner),
|
|
dbesc($parentHash),
|
|
dbesc($attachName)
|
|
);
|
|
$hash = "";
|
|
if ($r) {
|
|
foreach ($r as $rr) {
|
|
$hash = $rr['hash'];
|
|
}
|
|
}
|
|
return $hash;
|
|
}
|
|
|
|
protected function findAttachIdByHash($attachHash) {
|
|
$r = q("SELECT * FROM attach WHERE hash = '%s' ORDER BY edited DESC LIMIT 1",
|
|
dbesc($attachHash)
|
|
);
|
|
$id = "";
|
|
if ($r) {
|
|
foreach ($r as $rr) {
|
|
$id = $rr['id'];
|
|
}
|
|
}
|
|
return $id;
|
|
}
|
|
|
|
} // class RedBrowser
|