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authorRedMatrix <info@friendica.com>2014-10-06 09:02:21 +1100
committerRedMatrix <info@friendica.com>2014-10-06 09:02:21 +1100
commit7bad7e505a3986044ce0150c7ebd4486c44adfd7 (patch)
tree862b9e68e43de41d0b6cc3af535a850c05607812 /include/reddav.php
parenta17eae941b2c3a7fa76b84a3ef10a0f8d4be6038 (diff)
parent305498eb16e992ea1d0a94d52cc0f51c70cc7ae6 (diff)
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Merge pull request #616 from dawnbreak/docu
Documentation and some restructure in RedBasicAuth
Diffstat (limited to 'include/reddav.php')
-rw-r--r--include/reddav.php195
1 files changed, 153 insertions, 42 deletions
diff --git a/include/reddav.php b/include/reddav.php
index c4ef5bd08..3de24661e 100644
--- a/include/reddav.php
+++ b/include/reddav.php
@@ -9,6 +9,8 @@
* You find the original SabreDAV classes under @ref vendor/sabre/dav/.
* We need to use SabreDAV 1.8.x for PHP5.3 compatibility. SabreDAV >= 2.0
* requires PHP >= 5.4.
+ *
+ * @todo split up the classes into own files.
*/
use Sabre\DAV;
@@ -25,6 +27,8 @@ class RedDirectory extends DAV\Node implements DAV\ICollection, DAV\IQuota {
/**
* @brief The path inside /cloud
+ *
+ * @var string
*/
private $red_path;
private $folder_hash;
@@ -32,6 +36,7 @@ class RedDirectory extends DAV\Node implements DAV\ICollection, DAV\IQuota {
* @brief The full path as seen in the browser.
* /cloud + $red_path
* @todo I think this is not used anywhere, we always strip '/cloud' and only use it in debug
+ * @var string
*/
private $ext_path;
private $root_dir = '';
@@ -39,6 +44,8 @@ class RedDirectory extends DAV\Node implements DAV\ICollection, DAV\IQuota {
/**
* @brief The real path on the filesystem.
* The actual path in store/ with the hashed names.
+ *
+ * @var string
*/
private $os_path = '';
@@ -107,7 +114,7 @@ class RedDirectory extends DAV\Node implements DAV\ICollection, DAV\IQuota {
if (get_config('system', 'block_public') && (! $this->auth->channel_id) && (! $this->auth->observer)) {
throw new DAV\Exception\Forbidden('Permission denied.');
}
-
+
if (($this->auth->owner_id) && (! perm_is_allowed($this->auth->owner_id, $this->auth->observer, 'view_storage'))) {
throw new DAV\Exception\Forbidden('Permission denied.');
}
@@ -971,78 +978,111 @@ function RedFileData($file, &$auth, $test = false) {
/**
- * RedBasicAuth class.
+ * @brief Authentication backend class for RedDAV.
+ *
+ * This class also contains some data which is not necessary for authentication
+ * like timezone settings.
*
*/
class RedBasicAuth extends DAV\Auth\Backend\AbstractBasic {
- // @fixme mod/cloud.php:61
- public $channel_name = '';
- // @fixme mod/cloud.php:62
+ /**
+ * @brief This variable holds the currently logged-in channel_address.
+ *
+ * It is used for building path in filestorage/.
+ *
+ * @var string|null
+ */
+ protected $channel_name = null;
+ /**
+ * channel_id of the current channel of the logged-in account.
+ *
+ * @var int
+ */
public $channel_id = 0;
- // @fixme mod/cloud.php:63
+ /**
+ * channel_hash of the current channel of the logged-in account.
+ *
+ * @var string
+ */
public $channel_hash = '';
- // @fixme mod/cloud.php:68
+ /**
+ * Set in mod/cloud.php to observer_hash.
+ *
+ * @var string
+ */
public $observer = '';
- // @fixme include/reddav.php:51
+ /**
+ *
+ * @see RedBrowser::set_writeable()
+ * @var DAV\Browser\Plugin
+ */
public $browser;
- // @fixme include/reddav.php:92
- public $owner_id;
- // @fixme include/reddav.php:283
+ /**
+ * channel_id of the current visited path. Set in RedDirectory::getDir().
+ *
+ * @var int
+ */
+ public $owner_id = 0;
+ /**
+ * channel_name of the current visited path. Set in RedDirectory::getDir().
+ *
+ * Used for creating the path in cloud/
+ *
+ * @var string
+ */
public $owner_nick = '';
- // @fixme mod/cloud.php:66
- public $timezone;
+ /**
+ * Timezone from the visiting channel's channel_timezone.
+ *
+ * Used in @ref RedBrowser
+ *
+ * @var string
+ */
+ protected $timezone = '';
+
/**
+ * @brief Validates a username and password.
+ *
+ * Guest access is granted with the password "+++".
*
+ * @see DAV\Auth\Backend\AbstractBasic::validateUserPass
* @param string $username
* @param string $password
+ * @return bool
*/
protected function validateUserPass($username, $password) {
-
if (trim($password) === '+++') {
- logger('reddav: validateUserPass: guest ' . $username);
+ logger('(DAV): RedBasicAuth::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",
+ $r = q("SELECT * FROM channel WHERE channel_account_id = %d AND channel_id = %d LIMIT 1",
intval($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;
+ return $this->setAuthenticated($r[0]);
}
}
- $r = q("select * from channel where channel_address = '%s' limit 1",
+ $r = q("SELECT * FROM channel WHERE channel_address = '%s' LIMIT 1",
dbesc($username)
);
if ($r) {
- $x = q("select * from account where account_id = %d limit 1",
+ $x = q("SELECT account_flags, account_salt, account_password FROM account WHERE account_id = %d LIMIT 1",
intval($r[0]['channel_account_id'])
);
if ($x) {
+ // @fixme this foreach should not be needed?
foreach ($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;
+ return $this->setAuthenticated($r[0]);
}
}
}
@@ -1051,12 +1091,68 @@ class RedBasicAuth extends DAV\Auth\Backend\AbstractBasic {
return false;
}
+ /**
+ * @brief Sets variables and session parameters after successfull authentication.
+ *
+ * @param array $r
+ * Array with the values for the authenticated channel.
+ * @return bool
+ */
+ protected function setAuthenticated($r) {
+ $this->channel_name = $r['channel_address'];
+ $this->channel_id = $r['channel_id'];
+ $this->channel_hash = $this->observer = $r['channel_hash'];
+ $_SESSION['uid'] = $r['channel_id'];
+ $_SESSION['account_id'] = $r['channel_account_id'];
+ $_SESSION['authenticated'] = true;
+ return true;
+ }
+
+ /**
+ * Sets the channel_name from the currently logged-in channel.
+ *
+ * @param string $name
+ * The channel's name
+ */
public function setCurrentUser($name) {
- $this->currentUser = $name;
+ $this->channel_name = $name;
+ }
+ /**
+ * Returns information about the currently logged-in channel.
+ *
+ * If nobody is currently logged in, this method should return null.
+ *
+ * @see DAV\Auth\Backend\AbstractBasic::getCurrentUser
+ * @return string|null
+ */
+ public function getCurrentUser() {
+ return $this->channel_name;
}
/**
- * @brief Set browser plugin.
+ * @brief Sets the timezone from the channel in RedBasicAuth.
+ *
+ * Set in mod/cloud.php if the channel has a timezone set.
+ *
+ * @param string $timezone
+ * The channel's timezone.
+ * @return void
+ */
+ public function setTimezone($timezone) {
+ $this->timezone = $timezone;
+ }
+ /**
+ * @brief Returns the timezone.
+ *
+ * @return string
+ * Return the channel's timezone.
+ */
+ public function getTimezone() {
+ return $this->timezone;
+ }
+
+ /**
+ * @brief Set browser plugin for SabreDAV.
*
* @see RedBrowser::set_writeable()
* @param DAV\Browser\Plugin $browser
@@ -1065,8 +1161,12 @@ class RedBasicAuth extends DAV\Auth\Backend\AbstractBasic {
$this->browser = $browser;
}
- // internal? logging function
- function log() {
+ /**
+ * Prints out all RedBasicAuth variables to logger().
+ *
+ * @return void
+ */
+ public 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);
@@ -1080,13 +1180,23 @@ class RedBasicAuth extends DAV\Auth\Backend\AbstractBasic {
/**
- * RedBrowser class.
+ * @brief RedBrowser class.
*
+ * RedBrowser is a SabreDAV server-plugin to provide a view to the DAV in
+ * the browser
*/
class RedBrowser extends DAV\Browser\Plugin {
+ /**
+ * @var RedBasicAuth
+ */
private $auth;
+ /**
+ * @brief Constructor for RedBrowser.
+ *
+ * @param RedBasicAuth &$auth
+ */
function __construct(&$auth) {
$this->auth = $auth;
$this->enableAssets = false;
@@ -1096,6 +1206,7 @@ class RedBrowser extends DAV\Browser\Plugin {
// 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.
+ // @todo Maybe this can be solved with some $server->subscribeEvent()?
function set_writeable() {
if (! $this->auth->owner_id) {
$this->enablePost = false;
@@ -1117,8 +1228,8 @@ class RedBrowser extends DAV\Browser\Plugin {
// (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($this->auth->timezone);
+ if ($this->auth->getTimezone())
+ date_default_timezone_set($this->auth->getTimezone());
require_once('include/conversation.php');
@@ -1237,7 +1348,7 @@ class RedBrowser extends DAV\Browser\Plugin {
// 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;
+ $ft['fileStorageUrl'] = substr($fullPath, 0, strpos($fullPath, "cloud/")) . "filestorage/" . $this->auth->getCurrentUser();
$ft['icon'] = $icon;
$ft['attachIcon'] = (($size) ? $attachIcon : '');
// @todo Should this be an item value, not a global one?