diff options
Diffstat (limited to 'extlib')
| -rwxr-xr-x | extlib/libomb/base_url_xrds_mapper.php | 51 | ||||
| -rw-r--r-- | extlib/libomb/constants.php | 58 | ||||
| -rwxr-xr-x | extlib/libomb/datastore.php | 200 | ||||
| -rw-r--r-- | extlib/libomb/helper.php | 99 | ||||
| -rwxr-xr-x | extlib/libomb/invalidparameterexception.php | 32 | ||||
| -rwxr-xr-x | extlib/libomb/invalidyadisexception.php | 31 | ||||
| -rwxr-xr-x | extlib/libomb/notice.php | 272 | ||||
| -rwxr-xr-x | extlib/libomb/omb_yadis_xrds.php | 196 | ||||
| -rwxr-xr-x | extlib/libomb/plain_xrds_writer.php | 124 | ||||
| -rwxr-xr-x | extlib/libomb/profile.php | 317 | ||||
| -rwxr-xr-x | extlib/libomb/remoteserviceexception.php | 42 | ||||
| -rwxr-xr-x | extlib/libomb/service_consumer.php | 430 | ||||
| -rwxr-xr-x | extlib/libomb/service_provider.php | 425 | ||||
| -rwxr-xr-x | extlib/libomb/unsupportedserviceexception.php | 31 | ||||
| -rwxr-xr-x | extlib/libomb/xrds_mapper.php | 33 | ||||
| -rwxr-xr-x | extlib/libomb/xrds_writer.php | 33 |
16 files changed, 2374 insertions, 0 deletions
diff --git a/extlib/libomb/base_url_xrds_mapper.php b/extlib/libomb/base_url_xrds_mapper.php new file mode 100755 index 000000000..645459583 --- /dev/null +++ b/extlib/libomb/base_url_xrds_mapper.php @@ -0,0 +1,51 @@ +<?php + +require_once 'xrds_mapper.php'; +require_once 'constants.php'; + +/** + * Map XRDS actions to URLs using base URLs. + * + * This interface specifies classes which write the XRDS file announcing + * the OMB server. An instance of an implementing class should be passed to + * OMB_Service_Provider->writeXRDS. + * + * PHP version 5 + * + * LICENSE: This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + * @package OMB + * @author Adrian Lang <mail@adrianlang.de> + * @copyright 2009 Adrian Lang + * @license http://www.gnu.org/licenses/agpl.html GNU AGPL 3.0 + **/ + +class OMB_Base_URL_XRDS_Mapper implements OMB_XRDS_Mapper { + + protected $urls; + + public function __construct($oauth_base, $omb_base) { + $this->urls = array( + OAUTH_ENDPOINT_REQUEST => $oauth_base . 'requesttoken', + OAUTH_ENDPOINT_AUTHORIZE => $oauth_base . 'userauthorization', + OAUTH_ENDPOINT_ACCESS => $oauth_base . 'accesstoken', + OMB_ENDPOINT_POSTNOTICE => $omb_base . 'postnotice', + OMB_ENDPOINT_UPDATEPROFILE => $omb_base . 'updateprofile'); + } + + public function getURL($action) { + return $this->urls[$action]; + } +} +?> diff --git a/extlib/libomb/constants.php b/extlib/libomb/constants.php new file mode 100644 index 000000000..a097443ac --- /dev/null +++ b/extlib/libomb/constants.php @@ -0,0 +1,58 @@ +<?php +/** + * Constants for libomb + * + * This file contains constant definitions for libomb. The defined constants + * are service and namespace URIs for OAuth and OMB as used in XRDS. + * + * PHP version 5 + * + * LICENSE: This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + * @package OMB + * @author Adrian Lang <mail@adrianlang.de> + * @copyright 2009 Adrian Lang + * @license http://www.gnu.org/licenses/agpl.html GNU AGPL 3.0 + **/ + +/** + * The OMB constants. + **/ + +define('OMB_VERSION_01', 'http://openmicroblogging.org/protocol/0.1'); + +/* The OMB version supported by this libomb version. */ +define('OMB_VERSION', OMB_VERSION_01); + +define('OMB_ENDPOINT_UPDATEPROFILE', OMB_VERSION . '/updateProfile'); +define('OMB_ENDPOINT_POSTNOTICE', OMB_VERSION . '/postNotice'); + +/** + * The OAuth constants. + **/ + +define('OAUTH_NAMESPACE', 'http://oauth.net/core/1.0/'); + +define('OAUTH_ENDPOINT_REQUEST', OAUTH_NAMESPACE.'endpoint/request'); +define('OAUTH_ENDPOINT_AUTHORIZE', OAUTH_NAMESPACE.'endpoint/authorize'); +define('OAUTH_ENDPOINT_ACCESS', OAUTH_NAMESPACE.'endpoint/access'); +define('OAUTH_ENDPOINT_RESOURCE', OAUTH_NAMESPACE.'endpoint/resource'); + +define('OAUTH_AUTH_HEADER', OAUTH_NAMESPACE.'parameters/auth-header'); +define('OAUTH_POST_BODY', OAUTH_NAMESPACE.'parameters/post-body'); + +define('OAUTH_HMAC_SHA1', OAUTH_NAMESPACE.'signature/HMAC-SHA1'); + +define('OAUTH_DISCOVERY', 'http://oauth.net/discovery/1.0'); +?> diff --git a/extlib/libomb/datastore.php b/extlib/libomb/datastore.php new file mode 100755 index 000000000..ab52de547 --- /dev/null +++ b/extlib/libomb/datastore.php @@ -0,0 +1,200 @@ +<?php + +require_once 'OAuth.php'; + +/** + * Data access interface + * + * This interface specifies data access methods libomb needs. It should be + * implemented by libomb users. OMB_Datastore is libomb’s main interface to the + * application’s data. Objects corresponding to this interface are used in + * OMB_Service_Provider and OMB_Service_Consumer. + * + * Note that it’s implemented as a class since OAuthDataStore is as well a + * class, though only declaring methods. + * + * OMB_Datastore extends OAuthDataStore with two OAuth-related methods for token + * revoking and authorizing and all OMB-related methods. + * Refer to OAuth.php for a complete specification of OAuth-related methods. + * + * It is the user’s duty to signal and handle errors. libomb does not check + * return values nor handle exceptions. It is suggested to use exceptions. + * Note that lookup_token and getProfile return null if the requested object + * is not available. This is NOT an error and should not raise an exception. + * Same applies for lookup_nonce which returns a boolean value. These methods + * may nevertheless throw an exception, for example in case of a storage errors. + * + * Most of the parameters passed to these methods are unescaped and unverified + * user input. Therefore they should be handled with extra care to avoid + * security problems like SQL injections. + * + * PHP version 5 + * + * LICENSE: This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + * @package OMB + * @author Adrian Lang <mail@adrianlang.de> + * @copyright 2009 Adrian Lang + * @license http://www.gnu.org/licenses/agpl.html GNU AGPL 3.0 + **/ + +class OMB_Datastore extends OAuthDataStore { + + /********* + * OAUTH * + *********/ + + /** + * Revoke specified OAuth token + * + * Revokes the authorization token specified by $token_key. + * Throws exceptions in case of error. + * + * @param string $token_key The key of the token to be revoked + * + * @access public + **/ + public function revoke_token($token_key) { + throw new Exception(); + } + + /** + * Authorize specified OAuth token + * + * Authorizes the authorization token specified by $token_key. + * Throws exceptions in case of error. + * + * @param string $token_key The key of the token to be authorized + * + * @access public + **/ + public function authorize_token($token_key) { + throw new Exception(); + } + + /********* + * OMB * + *********/ + + /** + * Get profile by identifying URI + * + * Returns an OMB_Profile object representing the OMB profile identified by + * $identifier_uri. + * Returns null if there is no such OMB profile. + * Throws exceptions in case of other error. + * + * @param string $identifier_uri The OMB identifier URI specifying the + * requested profile + * + * @access public + * + * @return OMB_Profile The corresponding profile + **/ + public function getProfile($identifier_uri) { + throw new Exception(); + } + + /** + * Save passed profile + * + * Stores the OMB profile $profile. Overwrites an existing entry. + * Throws exceptions in case of error. + * + * @param OMB_Profile $profile The OMB profile which should be saved + * + * @access public + **/ + public function saveProfile($profile) { + throw new Exception(); + } + + /** + * Save passed notice + * + * Stores the OMB notice $notice. The datastore may change the passed notice. + * This might by neccessary for URIs depending on a database key. Note that + * it is the user’s duty to present a mechanism for his OMB_Datastore to + * appropriately change his OMB_Notice. TODO: Ugly. + * Throws exceptions in case of error. + * + * @param OMB_Notice $notice The OMB notice which should be saved + * + * @access public + **/ + public function saveNotice(&$notice) { + throw new Exception(); + } + + /** + * Get subscriptions of a given profile + * + * Returns an array containing subscription informations for the specified + * profile. Every array entry should in turn be an array with keys + * 'uri´: The identifier URI of the subscriber + * 'token´: The subscribe token + * 'secret´: The secret token + * Throws exceptions in case of error. + * + * @param string $subscribed_user_uri The OMB identifier URI specifying the + * subscribed profile + * + * @access public + * + * @return mixed An array containing the subscriptions or 0 if no + * subscription has been found. + **/ + public function getSubscriptions($subscribed_user_uri) { + throw new Exception(); + } + + /** + * Delete a subscription + * + * Deletes the subscription from $subscriber_uri to $subscribed_user_uri. + * Throws exceptions in case of error. + * + * @param string $subscriber_uri The OMB identifier URI specifying the + * subscribing profile + * + * @param string $subscribed_user_uri The OMB identifier URI specifying the + * subscribed profile + * + * @access public + **/ + public function deleteSubscription($subscriber_uri, $subscribed_user_uri) { + throw new Exception(); + } + + /** + * Save a subscription + * + * Saves the subscription from $subscriber_uri to $subscribed_user_uri. + * Throws exceptions in case of error. + * + * @param string $subscriber_uri The OMB identifier URI specifying + * the subscribing profile + * + * @param string $subscribed_user_uri The OMB identifier URI specifying + * the subscribed profile + * @param OAuthToken $token The access token + * + * @access public + **/ + public function saveSubscription($subscriber_uri, $subscribed_user_uri, + $token) { + throw new Exception(); + } +} +?> diff --git a/extlib/libomb/helper.php b/extlib/libomb/helper.php new file mode 100644 index 000000000..a1f21f268 --- /dev/null +++ b/extlib/libomb/helper.php @@ -0,0 +1,99 @@ +<?php + +require_once 'Validate.php'; + +/** + * Helper functions for libomb + * + * This file contains helper functions for libomb. + * + * PHP version 5 + * + * LICENSE: This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + * @package OMB + * @author Adrian Lang <mail@adrianlang.de> + * @copyright 2009 Adrian Lang + * @license http://www.gnu.org/licenses/agpl.html GNU AGPL 3.0 + **/ + +class OMB_Helper { + + /** + * Non-scalar constants + * + * The set of OMB and OAuth Services an OMB Server has to implement. + */ + + public static $OMB_SERVICES = + array(OMB_ENDPOINT_UPDATEPROFILE, OMB_ENDPOINT_POSTNOTICE); + public static $OAUTH_SERVICES = + array(OAUTH_ENDPOINT_REQUEST, OAUTH_ENDPOINT_AUTHORIZE, OAUTH_ENDPOINT_ACCESS); + + /** + * Validate URL + * + * Basic URL validation. Currently http, https, ftp and gopher are supported + * schemes. + * + * @param string $url The URL which is to be validated. + * + * @return bool Whether URL is valid. + * + * @access public + */ + public static function validateURL($url) { + return Validate::uri($url, array('allowed_schemes' => array('http', 'https', + 'gopher', 'ftp'))); + } + + /** + * Validate Media type + * + * Basic Media type validation. Checks for valid maintype and correct format. + * + * @param string $mediatype The Media type which is to be validated. + * + * @return bool Whether media type is valid. + * + * @access public + */ + public static function validateMediaType($mediatype) { + if (0 === preg_match('/^(\w+)\/([\w\d-+.]+)$/', $mediatype, $subtypes)) { + return false; + } + if (!in_array(strtolower($subtypes[1]), array('application', 'audio', 'image', + 'message', 'model', 'multipart', 'text', 'video'))) { + return false; + } + return true; + } + + /** + * Remove escaping from request parameters + * + * Neutralise the evil effects of magic_quotes_gpc in the current request. + * This is used before handing a request off to OAuthRequest::from_request. + * Many thanks to Ciaran Gultnieks for this fix. + * + * @access public + */ + public static function removeMagicQuotesFromRequest() { + if(get_magic_quotes_gpc() == 1) { + $_POST = array_map('stripslashes', $_POST); + $_GET = array_map('stripslashes', $_GET); + } + } +} +?> diff --git a/extlib/libomb/invalidparameterexception.php b/extlib/libomb/invalidparameterexception.php new file mode 100755 index 000000000..163e1dd4c --- /dev/null +++ b/extlib/libomb/invalidparameterexception.php @@ -0,0 +1,32 @@ +<?php +/** + * Exception stating that a passed parameter is invalid + * + * This exception is raised when a parameter does not obey the OMB standard. + * + * PHP version 5 + * + * LICENSE: This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + * @package OMB + * @author Adrian Lang <mail@adrianlang.de> + * @copyright 2009 Adrian Lang + * @license http://www.gnu.org/licenses/agpl.html GNU AGPL 3.0 + **/ +class OMB_InvalidParameterException extends Exception { + public function __construct($value, $type, $parameter) { + parent::__construct("Invalid value $value for parameter $parameter in $type"); + } +} +?> diff --git a/extlib/libomb/invalidyadisexception.php b/extlib/libomb/invalidyadisexception.php new file mode 100755 index 000000000..797b7b95b --- /dev/null +++ b/extlib/libomb/invalidyadisexception.php @@ -0,0 +1,31 @@ +<?php +/** + * Exception stating that a requested url does not resolve to a valid yadis + * + * This exception is raised when OMB_Service is not able to discover a valid + * yadis location with XRDS. + * + * PHP version 5 + * + * LICENSE: This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + * @package OMB + * @author Adrian Lang <mail@adrianlang.de> + * @copyright 2009 Adrian Lang + * @license http://www.gnu.org/licenses/agpl.html GNU AGPL 3.0 + **/ +class OMB_InvalidYadisException extends Exception { + +} +?> diff --git a/extlib/libomb/notice.php b/extlib/libomb/notice.php new file mode 100755 index 000000000..9ac36640a --- /dev/null +++ b/extlib/libomb/notice.php @@ -0,0 +1,272 @@ +<?php +require_once 'invalidparameterexception.php'; +require_once 'Validate.php'; +require_once 'helper.php'; + +/** + * OMB Notice representation + * + * This class represents an OMB notice. + * + * Do not call the setters with null values. Instead, if you want to delete a + * field, pass an empty string. The getters will return null for empty fields. + * + * PHP version 5 + * + * LICENSE: This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + * @package OMB + * @author Adrian Lang <mail@adrianlang.de> + * @copyright 2009 Adrian Lang + * @license http://www.gnu.org/licenses/agpl.html GNU AGPL 3.0 + **/ + +class OMB_Notice { + protected $author; + protected $uri; + protected $content; + protected $url; + protected $license_url; /* url is an own addition for clarification. */ + protected $seealso_url; /* url is an own addition for clarification. */ + protected $seealso_disposition; + protected $seealso_mediatype; + protected $seealso_license_url; /* url is an addition for clarification. */ + + /* The notice as OMB param array. Cached and rebuild on usage. + false while outdated. */ + protected $param_array; + + /** + * Constructor for OMB_Notice + * + * Initializes the OMB_Notice object with author, uri and content. + * These parameters are mandatory for postNotice. + * + * @param object $author An OMB_Profile object representing the author of the + * notice. + * @param string $uri The notice URI as defined by the OMB. A unique and + * unchanging identifier for a notice. + * @param string $content The content of the notice. 140 chars recommended, + * but there is no limit. + * + * @access public + */ + public function __construct($author, $uri, $content) { + $this->content = $content; + if (is_null($author)) { + throw new OMB_InvalidParameterException('', 'notice', 'omb_listenee'); + } + $this->author = $author; + + if (!Validate::uri($uri)) { + throw new OMB_InvalidParameterException($uri, 'notice', 'omb_notice'); + } + $this->uri = $uri; + + $this->param_array = false; + } + + /** + * Returns the notice as array + * + * The method returns an array which contains the whole notice as array. The + * array is cached and only rebuilt on changes of the notice. + * Empty optional values are not passed. + * + * @access public + * @returns array The notice as parameter array + */ + public function asParameters() { + if ($this->param_array !== false) { + return $this->param_array; + } + + $this->param_array = array( + 'omb_notice' => $this->uri, + 'omb_notice_content' => $this->content); + + if (!is_null($this->url)) + $this->param_array['omb_notice_url'] = $this->url; + + if (!is_null($this->license_url)) + $this->param_array['omb_notice_license'] = $this->license_url; + + if (!is_null($this->seealso_url)) { + $this->param_array['omb_seealso'] = $this->seealso_url; + + /* This is actually a free interpretation of the OMB standard. We assume + that additional seealso parameters are not of any use if seealso itself + is not set. */ + if (!is_null($this->seealso_disposition)) + $this->param_array['omb_seealso_disposition'] = + $this->seealso_disposition; + + if (!is_null($this->seealso_mediatype)) + $this->param_array['omb_seealso_mediatype'] = $this->seealso_mediatype; + + if (!is_null($this->seealso_license_url)) + $this->param_array['omb_seealso_license'] = $this->seealso_license_url; + } + return $this->param_array; + } + + /** + * Builds an OMB_Notice object from array + * + * The method builds an OMB_Notice object from the passed parameters array. + * The array MUST provide a notice URI and content. The array fields HAVE TO + * be named according to the OMB standard, i. e. omb_notice_* and + * omb_seealso_*. Values are handled as not passed if the corresponding array + * fields are not set or the empty string. + * + * @param object $author An OMB_Profile object representing the author of + * the notice. + * @param string $parameters An array containing the notice parameters. + * + * @access public + * + * @returns OMB_Notice The built OMB_Notice. + */ + public static function fromParameters($author, $parameters) { + $notice = new OMB_Notice($author, $parameters['omb_notice'], + $parameters['omb_notice_content']); + + if (isset($parameters['omb_notice_url'])) { + $notice->setURL($parameters['omb_notice_url']); + } + + if (isset($parameters['omb_notice_license'])) { + $notice->setLicenseURL($parameters['omb_notice_license']); + } + + if (isset($parameters['omb_seealso'])) { + $notice->setSeealsoURL($parameters['omb_seealso']); + } + + if (isset($parameters['omb_seealso_disposition'])) { + $notice->setSeealsoDisposition($parameters['omb_seealso_disposition']); + } + + if (isset($parameters['omb_seealso_mediatype'])) { + $notice->setSeealsoMediatype($parameters['omb_seealso_mediatype']); + } + + if (isset($parameters['omb_seealso_license'])) { + $notice->setSeealsoLicenseURL($parameters['omb_seealso_license']); + } + return $notice; + } + + public function getAuthor() { + return $this->author; + } + + public function getIdentifierURI() { + return $this->uri; + } + + public function getContent() { + return $this->content; + } + + public function getURL() { + return $this->url; + } + + public function getLicenseURL() { + return $this->license_url; + } + + public function getSeealsoURL() { + return $this->seealso_url; + } + + public function getSeealsoDisposition() { + return $this->seealso_disposition; + } + + public function getSeealsoMediatype() { + return $this->seealso_mediatype; + } + + public function getSeealsoLicenseURL() { + return $this->seealso_license_url; + } + + public function setURL($url) { + if ($url === '') { + $url = null; + } elseif (!OMB_Helper::validateURL($url)) { + throw new OMB_InvalidParameterException($url, 'notice', 'omb_notice_url'); + } + $this->url = $url; + $this->param_array = false; + } + + public function setLicenseURL($license_url) { + if ($license_url === '') { + $license_url = null; + } elseif (!OMB_Helper::validateURL($license_url)) { + throw new OMB_InvalidParameterException($license_url, 'notice', + 'omb_notice_license'); + } + $this->license_url = $license_url; + $this->param_array = false; + } + + public function setSeealsoURL($seealso_url) { + if ($seealso_url === '') { + $seealso_url = null; + } elseif (!OMB_Helper::validateURL($seealso_url)) { + throw new OMB_InvalidParameterException($seealso_url, 'notice', + 'omb_seealso'); + } + $this->seealso_url = $seealso_url; + $this->param_array = false; + } + + public function setSeealsoDisposition($seealso_disposition) { + if ($seealso_disposition === '') { + $seealso_disposition = null; + } elseif ($seealso_disposition !== 'link' && $seealso_disposition !== 'inline') { + throw new OMB_InvalidParameterException($seealso_disposition, 'notice', + 'omb_seealso_disposition'); + } + $this->seealso_disposition = $seealso_disposition; + $this->param_array = false; + } + + public function setSeealsoMediatype($seealso_mediatype) { + if ($seealso_mediatype === '') { + $seealso_mediatype = null; + } elseif (!OMB_Helper::validateMediaType($seealso_mediatype)) { + throw new OMB_InvalidParameterException($seealso_mediatype, 'notice', + 'omb_seealso_mediatype'); + } + $this->seealso_mediatype = $seealso_mediatype; + $this->param_array = false; + } + + public function setSeealsoLicenseURL($seealso_license_url) { + if ($seealso_license_url === '') { + $seealso_license_url = null; + } elseif (!OMB_Helper::validateURL($seealso_license_url)) { + throw new OMB_InvalidParameterException($seealso_license_url, 'notice', + 'omb_seealso_license'); + } + $this->seealso_license_url = $seealso_license_url; + $this->param_array = false; + } +} +?> diff --git a/extlib/libomb/omb_yadis_xrds.php b/extlib/libomb/omb_yadis_xrds.php new file mode 100755 index 000000000..89921203b --- /dev/null +++ b/extlib/libomb/omb_yadis_xrds.php @@ -0,0 +1,196 @@ +<?php + +require_once 'Auth/Yadis/Yadis.php'; +require_once 'unsupportedserviceexception.php'; +require_once 'invalidyadisexception.php'; + +/** + * OMB XRDS representation + * + * This class represents a Yadis XRDS file for OMB. It adds some useful methods to + * Auth_Yadis_XRDS. + * + * PHP version 5 + * + * LICENSE: This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + * @package OMB + * @author Adrian Lang <mail@adrianlang.de> + * @copyright 2009 Adrian Lang + * @license http://www.gnu.org/licenses/agpl.html GNU AGPL 3.0 + **/ + +class OMB_Yadis_XRDS extends Auth_Yadis_XRDS { + + protected $fetcher; + + /** + * Create an instance from URL + * + * Constructs an OMB_Yadis_XRDS object from a given URL. A full Yadis + * discovery is performed on the URL and the XRDS is parsed. + * Throws an OMB_InvalidYadisException when no Yadis is discovered or the + * detected XRDS file is broken. + * + * @param string $url The URL on which Yadis discovery + * should be performed on + * @param Auth_Yadis_HTTPFetcher $fetcher A fetcher used to get HTTP + * resources + * + * @access public + * + * @return OMB_Yadis_XRDS The initialized object representing the given + * resource + **/ + public static function fromYadisURL($url, $fetcher) { + /* Perform a Yadis discovery. */ + $yadis = Auth_Yadis_Yadis::discover($url, $fetcher); + if ($yadis->failed) { + throw new OMB_InvalidYadisException($url); + } + + /* Parse the XRDS file. */ + $xrds = OMB_Yadis_XRDS::parseXRDS($yadis->response_text); + if ($xrds === null) { + throw new OMB_InvalidYadisException($url); + } + $xrds->fetcher = $fetcher; + return $xrds; + } + + /** + * Get a specific service + * + * Returns the Auth_Yadis_Service object corresponding to the given service + * URI. + * Throws an OMB_UnsupportedServiceException if the service is not available. + * + * @param string $service URI specifier of the requested service + * + * @access public + * + * @return Auth_Yadis_Service The object representing the requested service + **/ + public function getService($service) { + $match = $this->services(array( create_function('$s', + "return in_array('$service', \$s->getTypes());"))); + if ($match === array()) { + throw new OMB_UnsupportedServiceException($service); + } + return $match[0]; + } + + /** + * Get a specific XRD + * + * Returns the OMB_Yadis_XRDS object corresponding to the given URI. + * Throws an OMB_UnsupportedServiceException if the XRD is not available. + * Note that getXRD tries to resolve external XRD parts as well. + * + * @param string $uri URI specifier of the requested XRD + * + * @access public + * + * @return OMB_Yadis_XRDS The object representing the requested XRD + **/ + public function getXRD($uri) { + $nexthash = strpos($uri, '#'); + if ($nexthash !== 0) { + if ($nexthash !== false) { + $cururi = substr($uri, 0, $nexthash); + $nexturi = substr($uri, $nexthash); + } + return + OMB_Yadis_XRDS::fromYadisURL($cururi, $this->fetcher)->getXRD($nexturi); + } + + $id = substr($uri, 1); + foreach ($this->allXrdNodes as $node) { + $attrs = $this->parser->attributes($node); + if (array_key_exists('xml:id', $attrs) && $attrs['xml:id'] == $id) { + /* Trick the constructor into thinking this is the only node. */ + $bogus_nodes = array($node); + return new OMB_Yadis_XRDS($this->parser, $bogus_nodes); + } + } + throw new OMB_UnsupportedServiceException($uri); + } + + /** + * Parse an XML string containing a XRDS document + * + * Parse an XML string (XRDS document) and return either a + * Auth_Yadis_XRDS object or null, depending on whether the + * XRDS XML is valid. + * Copy and paste from parent to select correct constructor. + * + * @param string $xml_string An XRDS XML string. + * + * @access public + * + * @return mixed An instance of OMB_Yadis_XRDS or null, + * depending on the validity of $xml_string + **/ + + public function &parseXRDS($xml_string, $extra_ns_map = null) { + $_null = null; + + if (!$xml_string) { + return $_null; + } + + $parser = Auth_Yadis_getXMLParser(); + + $ns_map = Auth_Yadis_getNSMap(); + + if ($extra_ns_map && is_array($extra_ns_map)) { + $ns_map = array_merge($ns_map, $extra_ns_map); + } + + if (!($parser && $parser->init($xml_string, $ns_map))) { + return $_null; + } + + // Try to get root element. + $root = $parser->evalXPath('/xrds:XRDS[1]'); + if (!$root) { + return $_null; + } + + if (is_array($root)) { + $root = $root[0]; + } + + $attrs = $parser->attributes($root); + + if (array_key_exists('xmlns:xrd', $attrs) && + $attrs['xmlns:xrd'] != Auth_Yadis_XMLNS_XRDS) { + return $_null; + } else if (array_key_exists('xmlns', $attrs) && + preg_match('/xri/', $attrs['xmlns']) && + $attrs['xmlns'] != Auth_Yadis_XMLNS_XRD_2_0) { + return $_null; + } + + // Get the last XRD node. + $xrd_nodes = $parser->evalXPath('/xrds:XRDS[1]/xrd:XRD'); + + if (!$xrd_nodes) { + return $_null; + } + + $xrds = new OMB_Yadis_XRDS($parser, $xrd_nodes); + return $xrds; + } +} diff --git a/extlib/libomb/plain_xrds_writer.php b/extlib/libomb/plain_xrds_writer.php new file mode 100755 index 000000000..b4a6e990b --- /dev/null +++ b/extlib/libomb/plain_xrds_writer.php @@ -0,0 +1,124 @@ +<?php + +require_once 'xrds_writer.php'; + +/** + * Write OMB-specific XRDS using XMLWriter. + * + * This class writes the XRDS file announcing the OMB server. It uses + * OMB_XMLWriter, which is a subclass of XMLWriter. An instance of + * OMB_Plain_XRDS_Writer should be passed to OMB_Service_Provider->writeXRDS. + * + * PHP version 5 + * + * LICENSE: This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + * @package OMB + * @author Adrian Lang <mail@adrianlang.de> + * @copyright 2009 Adrian Lang + * @license http://www.gnu.org/licenses/agpl.html GNU AGPL 3.0 + **/ + +class OMB_Plain_XRDS_Writer implements OMB_XRDS_Writer { + public function writeXRDS($user, $mapper) { + header('Content-Type: application/xrds+xml'); + $xw = new XMLWriter(); + $xw->openURI('php://output'); + $xw->setIndent(true); + + $xw->startDocument('1.0', 'UTF-8'); + $this->writeFullElement($xw, 'XRDS', array('xmlns' => 'xri://$xrds'), array( + array('XRD', array('xmlns' => 'xri://$xrd*($v*2.0)', + 'xml:id' => 'oauth', + 'xmlns:simple' => 'http://xrds-simple.net/core/1.0', + 'version' => '2.0'), array( + array('Type', null, 'xri://$xrds*simple'), + array('Service', null, array( + array('Type', null, OAUTH_ENDPOINT_REQUEST), + array('URI', null, $mapper->getURL(OAUTH_ENDPOINT_REQUEST)), + array('Type', null, OAUTH_AUTH_HEADER), + array('Type', null, OAUTH_POST_BODY), + array('Type', null, OAUTH_HMAC_SHA1), + array('LocalID', null, $user->getIdentifierURI()) + )), + array('Service', null, array( + array('Type', null, OAUTH_ENDPOINT_AUTHORIZE), + array('URI', null, $mapper->getURL(OAUTH_ENDPOINT_AUTHORIZE)), + array('Type', null, OAUTH_AUTH_HEADER), + array('Type', null, OAUTH_POST_BODY), + array('Type', null, OAUTH_HMAC_SHA1) + )), + array('Service', null, array( + array('Type', null, OAUTH_ENDPOINT_ACCESS), + array('URI', null, $mapper->getURL(OAUTH_ENDPOINT_ACCESS)), + array('Type', null, OAUTH_AUTH_HEADER), + array('Type', null, OAUTH_POST_BODY), + array('Type', null, OAUTH_HMAC_SHA1) + )), + array('Service', null, array( + array('Type', null, OAUTH_ENDPOINT_RESOURCE), + array('Type', null, OAUTH_AUTH_HEADER), + array('Type', null, OAUTH_POST_BODY), + array('Type', null, OAUTH_HMAC_SHA1) + )) + )), + array('XRD', array('xmlns' => 'xri://$xrd*($v*2.0)', + 'xml:id' => 'omb', + 'xmlns:simple' => 'http://xrds-simple.net/core/1.0', + 'version' => '2.0'), array( + array('Type', null, 'xri://$xrds*simple'), + array('Service', null, array( + array('Type', null, OMB_ENDPOINT_POSTNOTICE), + array('URI', null, $mapper->getURL(OMB_ENDPOINT_POSTNOTICE)) + )), + array('Service', null, array( + array('Type', null, OMB_ENDPOINT_UPDATEPROFILE), + array('URI', null, $mapper->getURL(OMB_ENDPOINT_UPDATEPROFILE)) + )) + )), + array('XRD', array('xmlns' => 'xri://$xrd*($v*2.0)', + 'version' => '2.0'), array( + array('Type', null, 'xri://$xrds*simple'), + array('Service', null, array( + array('Type', null, OAUTH_DISCOVERY), + array('URI', null, '#oauth') + )), + array('Service', null, array( + array('Type', null, OMB_VERSION), + array('URI', null, '#omb') + )) + )) + )); + $xw->endDocument(); + $xw->flush(); + } + + public static function writeFullElement($xw, $tag, $attributes, $content) { + $xw->startElement($tag); + if (!is_null($attributes)) { + foreach ($attributes as $name => $value) { + $xw->writeAttribute($name, $value); + } + } + if (is_array($content)) { + foreach ($content as $values) { + OMB_Plain_XRDS_Writer::writeFullElement($xw, $values[0], $values[1], $values[2]); + } + } else { + $xw->text($content); + } + $xw->fullEndElement(); + } +} +?> diff --git a/extlib/libomb/profile.php b/extlib/libomb/profile.php new file mode 100755 index 000000000..13314d3e8 --- /dev/null +++ b/extlib/libomb/profile.php @@ -0,0 +1,317 @@ +<?php +require_once 'invalidparameterexception.php'; +require_once 'Validate.php'; +require_once 'helper.php'; + +/** + * OMB profile representation + * + * This class represents an OMB profile. + * + * Do not call the setters with null values. Instead, if you want to delete a + * field, pass an empty string. The getters will return null for empty fields. + * + * PHP version 5 + * + * LICENSE: This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + * @package OMB + * @author Adrian Lang <mail@adrianlang.de> + * @copyright 2009 Adrian Lang + * @license http://www.gnu.org/licenses/agpl.html GNU AGPL 3.0 + **/ + +class OMB_Profile { + protected $identifier_uri; + protected $profile_url; + protected $nickname; + protected $license_url; + protected $fullname; + protected $homepage; + protected $bio; + protected $location; + protected $avatar_url; + + /* The profile as OMB param array. Cached and rebuild on usage. + false while outdated. */ + protected $param_array; + + /** + * Constructor for OMB_Profile + * + * Initializes the OMB_Profile object with an identifier uri. + * + * @param string $identifier_uri The profile URI as defined by the OMB. A unique + * and unchanging identifier for a profile. + * + * @access public + */ + public function __construct($identifier_uri) { + if (!Validate::uri($identifier_uri)) { + throw new OMB_InvalidParameterException($identifier_uri, 'profile', + 'omb_listenee or omb_listener'); + } + $this->identifier_uri = $identifier_uri; + $this->param_array = false; + } + + /** + * Returns the profile as array + * + * The method returns an array which contains the whole profile as array. The + * array is cached and only rebuilt on changes of the profile. + * + * @param bool $force_all Specifies whether empty fields should be added to + * the array as well. This is neccessary to clear + * fields via updateProfile. + * + * @param string $prefix The common prefix to the key for all parameters. + * + * @access public + * + * @return array The profile as parameter array + */ + public function asParameters($prefix, $force_all = false) { + if ($this->param_array === false) { + $this->param_array = array('' => $this->identifier_uri); + + if ($force_all || !is_null($this->profile_url)) { + $this->param_array['_profile'] = $this->profile_url; + } + + if ($force_all || !is_null($this->homepage)) { + $this->param_array['_homepage'] = $this->homepage; + } + + if ($force_all || !is_null($this->nickname)) { + $this->param_array['_nickname'] = $this->nickname; + } + + if ($force_all || !is_null($this->license_url)) { + $this->param_array['_license'] = $this->license_url; + } + + if ($force_all || !is_null($this->fullname)) { + $this->param_array['_fullname'] = $this->fullname; + } + + if ($force_all || !is_null($this->bio)) { + $this->param_array['_bio'] = $this->bio; + } + + if ($force_all || !is_null($this->location)) { + $this->param_array['_location'] = $this->location; + } + + if ($force_all || !is_null($this->avatar_url)) { + $this->param_array['_avatar'] = $this->avatar_url; + } + + } + $ret = array(); + foreach ($this->param_array as $k => $v) { + $ret[$prefix . $k] = $v; + } + return $ret; + } + + /** + * Builds an OMB_Profile object from array + * + * The method builds an OMB_Profile object from the passed parameters array. The + * array MUST provide a profile URI. The array fields HAVE TO be named according + * to the OMB standard. The prefix (omb_listener or omb_listenee) is passed as a + * parameter. + * + * @param string $parameters An array containing the profile parameters. + * @param string $prefix The common prefix of the profile parameter keys. + * + * @access public + * + * @returns OMB_Profile The built OMB_Profile. + */ + public static function fromParameters($parameters, $prefix) { + if (!isset($parameters[$prefix])) { + throw new OMB_InvalidParameterException('', 'profile', $prefix); + } + + $profile = new OMB_Profile($parameters[$prefix]); + $profile->updateFromParameters($parameters, $prefix); + return $profile; + } + + /** + * Update from array + * + * Updates from the passed parameters array. The array does not have to + * provide a profile URI. The array fields HAVE TO be named according to the + * OMB standard. The prefix (omb_listener or omb_listenee) is passed as a + * parameter. + * + * @param string $parameters An array containing the profile parameters. + * @param string $prefix The common prefix of the profile parameter keys. + * + * @access public + */ + public function updateFromParameters($parameters, $prefix) { + if (isset($parameters[$prefix.'_profile'])) { + $this->setProfileURL($parameters[$prefix.'_profile']); + } + + if (isset($parameters[$prefix.'_license'])) { + $this->setLicenseURL($parameters[$prefix.'_license']); + } + + if (isset($parameters[$prefix.'_nickname'])) { + $this->setNickname($parameters[$prefix.'_nickname']); + } + + if (isset($parameters[$prefix.'_fullname'])) { + $this->setFullname($parameters[$prefix.'_fullname']); + } + + if (isset($parameters[$prefix.'_homepage'])) { + $this->setHomepage($parameters[$prefix.'_homepage']); + } + + if (isset($parameters[$prefix.'_bio'])) { + $this->setBio($parameters[$prefix.'_bio']); + } + + if (isset($parameters[$prefix.'_location'])) { + $this->setLocation($parameters[$prefix.'_location']); + } + + if (isset($parameters[$prefix.'_avatar'])) { + $this->setAvatarURL($parameters[$prefix.'_avatar']); + } + } + + public function getIdentifierURI() { + return $this->identifier_uri; + } + + public function getProfileURL() { + return $this->profile_url; + } + + public function getHomepage() { + return $this->homepage; + } + + public function getNickname() { + return $this->nickname; + } + + public function getLicenseURL() { + return $this->license_url; + } + + public function getFullname() { + return $this->fullname; + } + + public function getBio() { + return $this->bio; + } + + public function getLocation() { + return $this->location; + } + + public function getAvatarURL() { + return $this->avatar_url; + } + + public function setProfileURL($profile_url) { + if (!OMB_Helper::validateURL($profile_url)) { + throw new OMB_InvalidParameterException($profile_url, 'profile', + 'omb_listenee_profile or omb_listener_profile'); + } + $this->profile_url = $profile_url; + $this->param_array = false; + } + + public function setNickname($nickname) { + if (!Validate::string($nickname, + array('min_length' => 1, + 'max_length' => 64, + 'format' => VALIDATE_NUM . VALIDATE_ALPHA))) { + throw new OMB_InvalidParameterException($nickname, 'profile', 'nickname'); + } + + $this->nickname = $nickname; + $this->param_array = false; + } + + public function setLicenseURL($license_url) { + if (!OMB_Helper::validateURL($license_url)) { + throw new OMB_InvalidParameterException($license_url, 'profile', + 'omb_listenee_license or omb_listener_license'); + } + $this->license_url = $license_url; + $this->param_array = false; + } + + public function setFullname($fullname) { + if ($fullname === '') { + $fullname = null; + } elseif (!Validate::string($fullname, array('max_length' => 255))) { + throw new OMB_InvalidParameterException($fullname, 'profile', 'fullname'); + } + $this->fullname = $fullname; + $this->param_array = false; + } + + public function setHomepage($homepage) { + if ($homepage === '') { + $homepage = null; + } + $this->homepage = $homepage; + $this->param_array = false; + } + + public function setBio($bio) { + if ($bio === '') { + $bio = null; + } elseif (!Validate::string($bio, array('max_length' => 140))) { + throw new OMB_InvalidParameterException($bio, 'profile', 'fullname'); + } + $this->bio = $bio; + $this->param_array = false; + } + + public function setLocation($location) { + if ($location === '') { + $location = null; + } elseif (!Validate::string($location, array('max_length' => 255))) { + throw new OMB_InvalidParameterException($location, 'profile', 'fullname'); + } + $this->location = $location; + $this->param_array = false; + } + + public function setAvatarURL($avatar_url) { + if ($avatar_url === '') { + $avatar_url = null; + } elseif (!OMB_Helper::validateURL($avatar_url)) { + throw new OMB_InvalidParameterException($avatar_url, 'profile', + 'omb_listenee_avatar or omb_listener_avatar'); + } + $this->avatar_url = $avatar_url; + $this->param_array = false; + } + +} +?> diff --git a/extlib/libomb/remoteserviceexception.php b/extlib/libomb/remoteserviceexception.php new file mode 100755 index 000000000..374d15973 --- /dev/null +++ b/extlib/libomb/remoteserviceexception.php @@ -0,0 +1,42 @@ +<?php +/** + * Exception stating that the remote service had a failure + * + * This exception is raised when a remote service failed to return a valid + * response to a request or send a valid request. + * + * PHP version 5 + * + * LICENSE: This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + * @package OMB + * @author Adrian Lang <mail@adrianlang.de> + * @copyright 2009 Adrian Lang + * @license http://www.gnu.org/licenses/agpl.html GNU AGPL 3.0 + **/ +class OMB_RemoteServiceException extends Exception { + public static function fromYadis($request_uri, $result) { + if ($result->status == 200) { + $err = 'Got wrong response ' . $result->body; + } else { + $err = 'Got error code ' . $result->status . ' with response ' . $result->body; + } + return new OMB_RemoteServiceException($request_uri . ': ' . $err); + } + + public static function forRequest($action_uri, $failure) { + return new OMB_RemoteServiceException("Handler for $action_uri: " . $failure); + } +} +?> diff --git a/extlib/libomb/service_consumer.php b/extlib/libomb/service_consumer.php new file mode 100755 index 000000000..273fd052e --- /dev/null +++ b/extlib/libomb/service_consumer.php @@ -0,0 +1,430 @@ +<?php + +require_once 'constants.php'; +require_once 'Validate.php'; +require_once 'Auth/Yadis/Yadis.php'; +require_once 'OAuth.php'; +require_once 'unsupportedserviceexception.php'; +require_once 'remoteserviceexception.php'; +require_once 'omb_yadis_xrds.php'; +require_once 'helper.php'; + +/** + * OMB service representation + * + * This class represents a complete remote OMB service. It provides discovery + * and execution of the service’s methods. + * + * PHP version 5 + * + * LICENSE: This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + * @package OMB + * @author Adrian Lang <mail@adrianlang.de> + * @copyright 2009 Adrian Lang + * @license http://www.gnu.org/licenses/agpl.html GNU AGPL 3.0 + **/ + +class OMB_Service_Consumer { + protected $url; /* The service URL */ + protected $services; /* An array of strings mapping service URI to + service URL */ + + protected $token; /* An OAuthToken */ + + protected $listener_uri; /* The URI identifying the listener, i. e. the + remote user. */ + + protected $listenee_uri; /* The URI identifying the listenee, i. e. the + local user during an auth request. */ + + /** + * According to OAuth Core 1.0, an user authorization request is no full-blown + * OAuth request. nonce, timestamp, consumer_key and signature are not needed + * in this step. See http://laconi.ca/trac/ticket/827 for more informations. + * + * Since Laconica up to version 0.7.2 performs a full OAuth request check, a + * correct request would fail. + **/ + public $performLegacyAuthRequest = true; + + /* Helper stuff we are going to need. */ + protected $fetcher; + protected $oauth_consumer; + protected $datastore; + + /** + * Constructor for OMB_Service_Consumer + * + * Initializes an OMB_Service_Consumer object representing the OMB service + * specified by $service_url. Performs a complete service discovery using + * Yadis. + * Throws OMB_UnsupportedServiceException if XRDS file does not specify a + * complete OMB service. + * + * @param string $service_url The URL of the service + * @param string $consumer_url An URL representing the consumer + * @param OMB_Datastore $datastore An instance of a class implementing + * OMB_Datastore + * + * @access public + **/ + public function __construct ($service_url, $consumer_url, $datastore) { + $this->url = $service_url; + $this->fetcher = Auth_Yadis_Yadis::getHTTPFetcher(); + $this->datastore = $datastore; + $this->oauth_consumer = new OAuthConsumer($consumer_url, ''); + + $xrds = OMB_Yadis_XRDS::fromYadisURL($service_url, $this->fetcher); + + /* Detect our services. This performs a validation as well, since + getService und getXRD throw exceptions on failure. */ + $this->services = array(); + + foreach (array(OAUTH_DISCOVERY => OMB_Helper::$OAUTH_SERVICES, + OMB_VERSION => OMB_Helper::$OMB_SERVICES) + as $service_root => $targetservices) { + $uris = $xrds->getService($service_root)->getURIs(); + $xrd = $xrds->getXRD($uris[0]); + foreach ($targetservices as $targetservice) { + $yadis_service = $xrd->getService($targetservice); + if ($targetservice == OAUTH_ENDPOINT_REQUEST) { + $localid = $yadis_service->getElements('xrd:LocalID'); + $this->listener_uri = $yadis_service->parser->content($localid[0]); + } + $uris = $yadis_service->getURIs(); + $this->services[$targetservice] = $uris[0]; + } + } + } + + /** + * Get the handler URI for a service + * + * Returns the URI the remote web service has specified for the given + * service. + * + * @param string $service The URI identifying the service + * + * @access public + * + * @return string The service handler URI + **/ + public function getServiceURI($service) { + return $this->services[$service]; + } + + /** + * Get the remote user’s URI + * + * Returns the URI of the remote user, i. e. the listener. + * + * @access public + * + * @return string The remote user’s URI + **/ + public function getRemoteUserURI() { + return $this->listener_uri; + } + + /** + * Get the listenee’s URI + * + * Returns the URI of the user being subscribed to, i. e. the local user. + * + * @access public + * + * @return string The local user’s URI + **/ + public function getListeneeURI() { + return $this->listenee_uri; + } + + /** + * Request a request token + * + * Performs a token request on the service. Returns an OAuthToken on success. + * Throws an exception if the request fails. + * + * @access public + * + * @return OAuthToken An unauthorized request token + **/ + public function requestToken() { + /* Set the token to null just in case the user called setToken. */ + $this->token = null; + + $result = $this->performAction(OAUTH_ENDPOINT_REQUEST, + array('omb_listener' => $this->listener_uri)); + if ($result->status != 200) { + throw OMB_RemoteServiceException::fromYadis(OAUTH_ENDPOINT_REQUEST, + $result); + } + parse_str($result->body, $return); + if (!isset($return['oauth_token']) || !isset($return['oauth_token_secret'])) { + throw OMB_RemoteServiceException::fromYadis(OAUTH_ENDPOINT_REQUEST, + $result); + } + $this->setToken($return['oauth_token'], $return['oauth_token_secret']); + return $this->token; + } + + /** + * + * Request authorization + * + * Returns an URL which equals to an authorization request. The end user + * should be redirected to this location to perform authorization. + * The $finish_url should be a local resource which invokes + * OMB_Consumer::finishAuthorization on request. + * + * @param OMB_Profile $profile An OMB_Profile object representing the + * soon-to-be subscribed (i. e. local) user + * @param string $finish_url Target location after successful + * authorization + * + * @access public + * + * @return string An URL representing an authorization request + **/ + public function requestAuthorization($profile, $finish_url) { + if ($this->performLegacyAuthRequest) { + $params = $profile->asParameters('omb_listenee', false); + $params['omb_listener'] = $this->listener_uri; + $params['oauth_callback'] = $finish_url; + + $url = $this->prepareAction(OAUTH_ENDPOINT_AUTHORIZE, $params, 'GET')->to_url(); + } else { + + $params = array( + 'oauth_callback' => $finish_url, + 'oauth_token' => $this->token->key, + 'omb_version' => OMB_VERSION, + 'omb_listener' => $this->listener_uri); + + $params = array_merge($profile->asParameters('omb_listenee', false). $params); + + /* Build result URL. */ + $url = $this->services[OAUTH_ENDPOINT_AUTHORIZE]; + $url .= (strrpos($url, '?') === false ? '?' : '&'); + foreach ($params as $k => $v) { + $url .= OAuthUtil::urlencode_rfc3986($k) . '=' . OAuthUtil::urlencode_rfc3986($v) . '&'; + } + } + + $this->listenee_uri = $profile->getIdentifierURI(); + + return $url; + } + + /** + * Finish authorization + * + * Finish the subscription process by converting the received and authorized + * request token into an access token. After that, the subscriber’s profile + * and the subscription are stored in the database. + * Expects an OAuthRequest in query parameters. + * Throws exceptions on failure. + * + * @access public + **/ + public function finishAuthorization() { + OMB_Helper::removeMagicQuotesFromRequest(); + $req = OAuthRequest::from_request(); + if ($req->get_parameter('oauth_token') != + $this->token->key) { + /* That’s not the token I wanted to get authorized. */ + throw new OAuthException('The authorized token does not equal the ' . + 'submitted token.'); + } + + if ($req->get_parameter('omb_version') != OMB_VERSION) { + throw new OMB_RemoteServiceException('The remote service uses an ' . + 'unsupported OMB version'); + } + + /* Construct the profile to validate it. */ + + /* Fix OMB bug. Listener URI is not passed. */ + if ($_SERVER['REQUEST_METHOD'] == 'POST') { + $params = $_POST; + } else { + $params = $_GET; + } + $params['omb_listener'] = $this->listener_uri; + + require_once 'profile.php'; + $listener = OMB_Profile::fromParameters($params, 'omb_listener'); + + /* Ask the remote service to convert the authorized request token into an + access token. */ + + $result = $this->performAction(OAUTH_ENDPOINT_ACCESS, array()); + if ($result->status != 200) { + throw new OAuthException('Could not get access token'); + } + + parse_str($result->body, $return); + if (!isset($return['oauth_token']) || !isset($return['oauth_token_secret'])) { + throw new OAuthException('Could not get access token'); + } + $this->setToken($return['oauth_token'], $return['oauth_token_secret']); + + /* Subscription is finished and valid. Now store the new subscriber and the + subscription in the database. */ + + $this->datastore->saveProfile($listener); + $this->datastore->saveSubscription($this->listener_uri, + $this->listenee_uri, + $this->token); + } + + /** + * Return the URI identifying the listener + * + * Returns the URI for the OMB user who tries to subscribe or already has + * subscribed our user. This method is a workaround for a serious OMB flaw: + * The Listener URI is not passed in the finishauthorization call. + * + * @access public + * + * @return string the listener’s URI + **/ + public function getListenerURI() { + return $this->listener_uri; + } + + /** + * Inform the service about a profile update + * + * Sends an updated profile to the service. + * + * @param OMB_Profile $profile The profile that has changed + * + * @access public + **/ + public function updateProfile($profile) { + $params = $profile->asParameters('omb_listenee', true); + $this->performOMBAction(OMB_ENDPOINT_UPDATEPROFILE, $params, $profile->getIdentifierURI()); + } + + /** + * Inform the service about a new notice + * + * Sends a notice to the service. + * + * @param OMB_Notice $notice The notice + * + * @access public + **/ + public function postNotice($notice) { + $params = $notice->asParameters(); + $params['omb_listenee'] = $notice->getAuthor()->getIdentifierURI(); + $this->performOMBAction(OMB_ENDPOINT_POSTNOTICE, $params, $params['omb_listenee']); + } + + /** + * Set the token member variable + * + * Initializes the token based on given token and secret token. + * + * @param string $token The token + * @param string $secret The secret token + * + * @access public + **/ + public function setToken($token, $secret) { + $this->token = new OAuthToken($token, $secret); + } + + /** + * Prepare an OAuthRequest object + * + * Creates an OAuthRequest object mapping the request specified by the + * parameters. + * + * @param string $action_uri The URI specifying the target service + * @param array $params Additional parameters for the service call + * @param string $method The HTTP method used to call the service + * ('POST' or 'GET', usually) + * + * @access protected + * + * @return OAuthRequest the prepared request + **/ + protected function prepareAction($action_uri, $params, $method) { + $url = $this->services[$action_uri]; + + $url_params = array(); + parse_str(parse_url($url, PHP_URL_QUERY), $url_params); + + /* Add OMB version. */ + $url_params['omb_version'] = OMB_VERSION; + + /* Add user-defined parameters. */ + $url_params = array_merge($url_params, $params); + + $req = OAuthRequest::from_consumer_and_token($this->oauth_consumer, + $this->token, $method, $url, $url_params); + + /* Sign the request. */ + $req->sign_request(new OAuthSignatureMethod_HMAC_SHA1(), + $this->oauth_consumer, $this->token); + + return $req; + } + + /** + * Perform a service call + * + * Creates an OAuthRequest object and execute the mapped call as POST request. + * + * @param string $action_uri The URI specifying the target service + * @param array $params Additional parameters for the service call + * + * @access protected + * + * @return Auth_Yadis_HTTPResponse The POST request response + **/ + protected function performAction($action_uri, $params) { + $req = $this->prepareAction($action_uri, $params, 'POST'); + + /* Return result page. */ + return $this->fetcher->post($req->get_normalized_http_url(), $req->to_postdata(), array()); + } + + /** + * Perform an OMB action + * + * Executes an OMB action – to date, it’s one of updateProfile or postNotice. + * + * @param string $action_uri The URI specifying the target service + * @param array $params Additional parameters for the service call + * @param string $listenee_uri The URI identifying the local user for whom + * the action is performed + * + * @access protected + **/ + protected function performOMBAction($action_uri, $params, $listenee_uri) { + $result = $this->performAction($action_uri, $params); + if ($result->status == 403) { + /* The remote user unsubscribed us. */ + $this->datastore->deleteSubscription($this->listener_uri, $listenee_uri); + } else if ($result->status != 200 || + strpos($result->body, 'omb_version=' . OMB_VERSION) === false) { + /* The server signaled an error or sent an incorrect response. */ + throw OMB_RemoteServiceException::fromYadis($action_uri, $result); + } + } +} diff --git a/extlib/libomb/service_provider.php b/extlib/libomb/service_provider.php new file mode 100755 index 000000000..753152713 --- /dev/null +++ b/extlib/libomb/service_provider.php @@ -0,0 +1,425 @@ +<?php + +require_once 'constants.php'; +require_once 'remoteserviceexception.php'; +require_once 'helper.php'; + +/** + * OMB service realization + * + * This class realizes a complete, simple OMB service. + * + * PHP version 5 + * + * LICENSE: This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + * @package OMB + * @author Adrian Lang <mail@adrianlang.de> + * @copyright 2009 Adrian Lang + * @license http://www.gnu.org/licenses/agpl.html GNU AGPL 3.0 + **/ + +class OMB_Service_Provider { + protected $user; /* An OMB_Profile representing the user */ + protected $datastore; /* AN OMB_Datastore */ + + protected $remote_user; /* An OMB_Profile representing the remote user during + the authorization process */ + + protected $oauth_server; /* An OAuthServer; should only be accessed via + getOAuthServer. */ + + /** + * Initialize an OMB_Service_Provider object + * + * Constructs an OMB_Service_Provider instance that provides OMB services + * referring to a particular user. + * + * @param OMB_Profile $user An OMB_Profile; mandatory for XRDS + * output, user auth handling and OMB + * action performing + * @param OMB_Datastore $datastore An OMB_Datastore; mandatory for + * everything but XRDS output + * @param OAuthServer $oauth_server An OAuthServer; used for token writing + * and OMB action handling; will use + * default value if not set + * + * @access public + **/ + public function __construct ($user = null, $datastore = null, $oauth_server = null) { + $this->user = $user; + $this->datastore = $datastore; + $this->oauth_server = $oauth_server; + } + + public function getRemoteUser() { + return $this->remote_user; + } + + /** + * Write a XRDS document + * + * Writes a XRDS document specifying the OMB service. Optionally uses a + * given object of a class implementing OMB_XRDS_Writer for output. Else + * OMB_Plain_XRDS_Writer is used. + * + * @param OMB_XRDS_Mapper $xrds_mapper An object mapping actions to URLs + * @param OMB_XRDS_Writer $xrds_writer Optional; The OMB_XRDS_Writer used to + * write the XRDS document + * + * @access public + * + * @return mixed Depends on the used OMB_XRDS_Writer; OMB_Plain_XRDS_Writer + * returns nothing. + **/ + public function writeXRDS($xrds_mapper, $xrds_writer = null) { + if ($xrds_writer == null) { + require_once 'plain_xrds_writer.php'; + $xrds_writer = new OMB_Plain_XRDS_Writer(); + } + return $xrds_writer->writeXRDS($this->user, $xrds_mapper); + } + + /** + * Echo a request token + * + * Outputs an unauthorized request token for the query found in $_GET or + * $_POST. + * + * @access public + **/ + public function writeRequestToken() { + OMB_Helper::removeMagicQuotesFromRequest(); + echo $this->getOAuthServer()->fetch_request_token(OAuthRequest::from_request()); + } + + /** + * Handle an user authorization request. + * + * Parses an authorization request. This includes OAuth and OMB verification. + * Throws exceptions on failures. Returns an OMB_Profile object representing + * the remote user. + * + * The OMB_Profile passed to the constructor of OMB_Service_Provider should + * not represent the user specified in the authorization request, but the one + * currently logged in to the service. This condition being satisfied, + * handleUserAuth will check whether the listener specified in the request is + * identical to the logged in user. + * + * @access public + * + * @return OMB_Profile The profile of the soon-to-be subscribed, i. e. remote + * user + **/ + public function handleUserAuth() { + OMB_Helper::removeMagicQuotesFromRequest(); + + /* Verify the request token. */ + + $this->token = $this->datastore->lookup_token(null, "request", $_GET['oauth_token']); + if (is_null($this->token)) { + throw new OAuthException('The given request token has not been issued ' . + 'by this service.'); + } + + /* Verify the OMB part. */ + + if ($_GET['omb_version'] !== OMB_VERSION) { + throw OMB_RemoteServiceException::forRequest(OAUTH_ENDPOINT_AUTHORIZE, + 'Wrong OMB version ' . $_GET['omb_version']); + } + + if ($_GET['omb_listener'] !== $this->user->getIdentifierURI()) { + throw OMB_RemoteServiceException::forRequest(OAUTH_ENDPOINT_AUTHORIZE, + 'Wrong OMB listener ' . $_GET['omb_listener']); + } + + foreach (array('omb_listenee', 'omb_listenee_profile', + 'omb_listenee_nickname', 'omb_listenee_license') as $param) { + if (!isset($_GET[$param]) || is_null($_GET[$param])) { + throw OMB_RemoteServiceException::forRequest(OAUTH_ENDPOINT_AUTHORIZE, + "Required parameter '$param' not found"); + } + } + + /* Store given callback for later use. */ + if (isset($_GET['oauth_callback']) && $_GET['oauth_callback'] !== '') { + $this->callback = $_GET['oauth_callback']; + if (!OMB_Helper::validateURL($this->callback)) { + throw OMB_RemoteServiceException::forRequest(OAUTH_ENDPOINT_AUTHORIZE, + 'Invalid callback URL specified'); + } + } + $this->remote_user = OMB_Profile::fromParameters($_GET, 'omb_listenee'); + + return $this->remote_user; + } + + /** + * Continue the OAuth dance after user authorization + * + * Performs the appropriate actions after user answered the authorization + * request. + * + * @param bool $accepted Whether the user granted authorization + * + * @access public + * + * @return array A two-component array with the values: + * - callback The callback URL or null if none given + * - token The authorized request token or null if not + * authorized. + **/ + public function continueUserAuth($accepted) { + $callback = $this->callback; + if (!$accepted) { + $this->datastore->revoke_token($this->token->key); + $this->token = null; + /* TODO: The handling is probably wrong in terms of OAuth 1.0 but the way + laconica works. Moreover I don’t know the right way either. */ + + } else { + $this->datastore->authorize_token($this->token->key); + $this->datastore->saveProfile($this->remote_user); + $this->datastore->saveSubscription($this->user->getIdentifierURI(), + $this->remote_user->getIdentifierURI(), $this->token); + + if (!is_null($this->callback)) { + /* Callback wants to get some informations as well. */ + $params = $this->user->asParameters('omb_listener', false); + + $params['oauth_token'] = $this->token->key; + $params['omb_version'] = OMB_VERSION; + + $callback .= (parse_url($this->callback, PHP_URL_QUERY) ? '&' : '?'); + foreach ($params as $k => $v) { + $callback .= OAuthUtil::urlencode_rfc3986($k) . '=' . + OAuthUtil::urlencode_rfc3986($v) . '&'; + } + } + } + return array($callback, $this->token); + } + + /** + * Echo an access token + * + * Outputs an access token for the query found in $_POST. OMB 0.1 specifies + * that the access token request has to be a POST even if OAuth allows GET as + * well. + * + * @access public + **/ + public function writeAccessToken() { + OMB_Helper::removeMagicQuotesFromRequest(); + echo $this->getOAuthServer()->fetch_access_token( + OAuthRequest::from_request('POST')); + } + + /** + * Handle an updateprofile request + * + * Handles an updateprofile request posted to this service. Updates the + * profile through the OMB_Datastore. + * + * @access public + * + * @return OMB_Profile The updated profile + **/ + public function handleUpdateProfile() { + list($req, $profile) = $this->handleOMBRequest(OMB_ENDPOINT_UPDATEPROFILE); + $profile->updateFromParameters($req->get_parameters(), 'omb_listenee'); + $this->datastore->saveProfile($profile); + $this->finishOMBRequest(); + return $profile; + } + + /** + * Handle a postnotice request + * + * Handles a postnotice request posted to this service. Saves the notice + * through the OMB_Datastore. + * + * @access public + * + * @return OMB_Notice The received notice + **/ + public function handlePostNotice() { + list($req, $profile) = $this->handleOMBRequest(OMB_ENDPOINT_POSTNOTICE); + require_once 'notice.php'; + $notice = OMB_Notice::fromParameters($profile, $req->get_parameters()); + $this->datastore->saveNotice($notice); + $this->finishOMBRequest(); + return $notice; + } + + /** + * Handle an OMB request + * + * Performs common OMB request handling. + * + * @param string $uri The URI defining the OMB endpoint being served + * + * @access protected + * + * @return array(OAuthRequest, OMB_Profile) + **/ + protected function handleOMBRequest($uri) { + + OMB_Helper::removeMagicQuotesFromRequest(); + $req = OAuthRequest::from_request('POST'); + $listenee = $req->get_parameter('omb_listenee'); + + try { + list($consumer, $token) = $this->getOAuthServer()->verify_request($req); + } catch (OAuthException $e) { + header('HTTP/1.1 403 Forbidden'); + throw OMB_RemoteServiceException::forRequest($uri, + 'Revoked accesstoken for ' . $listenee); + } + + $version = $req->get_parameter('omb_version'); + if ($version !== OMB_VERSION) { + header('HTTP/1.1 400 Bad Request'); + throw OMB_RemoteServiceException::forRequest($uri, + 'Wrong OMB version ' . $version); + } + + $profile = $this->datastore->getProfile($listenee); + if (is_null($profile)) { + header('HTTP/1.1 400 Bad Request'); + throw OMB_RemoteServiceException::forRequest($uri, + 'Unknown remote profile ' . $listenee); + } + + $subscribers = $this->datastore->getSubscriptions($listenee); + if (count($subscribers) === 0) { + header('HTTP/1.1 403 Forbidden'); + throw OMB_RemoteServiceException::forRequest($uri, + 'No subscriber for ' . $listenee); + } + + return array($req, $profile); + } + + /** + * Finishes an OMB request handling + * + * Performs common OMB request handling finishing. + * + * @access protected + **/ + protected function finishOMBRequest() { + header('HTTP/1.1 200 OK'); + header('Content-type: text/plain'); + /* There should be no clutter but the version. */ + echo "omb_version=" . OMB_VERSION; + } + + /** + * Return an OAuthServer + * + * Checks whether the OAuthServer is null. If so, initializes it with a + * default value. Returns the OAuth server. + * + * @access protected + **/ + protected function getOAuthServer() { + if (is_null($this->oauth_server)) { + $this->oauth_server = new OAuthServer($this->datastore); + $this->oauth_server->add_signature_method( + new OAuthSignatureMethod_HMAC_SHA1()); + } + return $this->oauth_server; + } + + /** + * Publish a notice + * + * Posts an OMB notice. This includes storing the notice and posting it to + * subscribed users. + * + * @param OMB_Notice $notice The new notice + * + * @access public + * + * @return array An array mapping subscriber URIs to the exception posting to + * them has raised; Empty array if no exception occured + **/ + public function postNotice($notice) { + $uri = $this->user->getIdentifierURI(); + + /* $notice is passed by reference and may change. */ + $this->datastore->saveNotice($notice); + $subscribers = $this->datastore->getSubscriptions($uri); + + /* No one to post to. */ + if (is_null($subscribers)) { + return array(); + } + + require_once 'service_consumer.php'; + + $err = array(); + foreach($subscribers as $subscriber) { + try { + $service = new OMB_Service_Consumer($subscriber['uri'], $uri, $this->datastore); + $service->setToken($subscriber['token'], $subscriber['secret']); + $service->postNotice($notice); + } catch (Exception $e) { + $err[$subscriber['uri']] = $e; + continue; + } + } + return $err; + } + + /** + * Publish a profile update + * + * Posts the current profile as an OMB profile update. This includes updating + * the stored profile and posting it to subscribed users. + * + * @access public + * + * @return array An array mapping subscriber URIs to the exception posting to + * them has raised; Empty array if no exception occured + **/ + public function updateProfile() { + $uri = $this->user->getIdentifierURI(); + + $this->datastore->saveProfile($this->user); + $subscribers = $this->datastore->getSubscriptions($uri); + + /* No one to post to. */ + if (is_null($subscribers)) { + return array(); + } + + require_once 'service_consumer.php'; + + $err = array(); + foreach($subscribers as $subscriber) { + try { + $service = new OMB_Service_Consumer($subscriber['uri'], $uri, $this->datastore); + $service->setToken($subscriber['token'], $subscriber['secret']); + $service->updateProfile($this->user); + } catch (Exception $e) { + $err[$subscriber['uri']] = $e; + continue; + } + } + return $err; + } +} diff --git a/extlib/libomb/unsupportedserviceexception.php b/extlib/libomb/unsupportedserviceexception.php new file mode 100755 index 000000000..4dab63ebe --- /dev/null +++ b/extlib/libomb/unsupportedserviceexception.php @@ -0,0 +1,31 @@ +<?php +/** + * Exception stating that a requested service is not available + * + * This exception is raised when OMB_Service is asked to call a service the remote + * server does not provide. + * + * PHP version 5 + * + * LICENSE: This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + * @package OMB + * @author Adrian Lang <mail@adrianlang.de> + * @copyright 2009 Adrian Lang + * @license http://www.gnu.org/licenses/agpl.html GNU AGPL 3.0 + **/ +class OMB_UnsupportedServiceException extends Exception { + +} +?> diff --git a/extlib/libomb/xrds_mapper.php b/extlib/libomb/xrds_mapper.php new file mode 100755 index 000000000..7552154e5 --- /dev/null +++ b/extlib/libomb/xrds_mapper.php @@ -0,0 +1,33 @@ +<?php +/** + * Map XRDS actions to URLs + * + * This interface specifies classes which write the XRDS file announcing + * the OMB server. An instance of an implementing class should be passed to + * OMB_Service_Provider->writeXRDS. + * + * PHP version 5 + * + * LICENSE: This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + * @package OMB + * @author Adrian Lang <mail@adrianlang.de> + * @copyright 2009 Adrian Lang + * @license http://www.gnu.org/licenses/agpl.html GNU AGPL 3.0 + **/ + +interface OMB_XRDS_Mapper { + public function getURL($action); +} +?> diff --git a/extlib/libomb/xrds_writer.php b/extlib/libomb/xrds_writer.php new file mode 100755 index 000000000..31b451b9c --- /dev/null +++ b/extlib/libomb/xrds_writer.php @@ -0,0 +1,33 @@ +<?php +/** + * Write OMB-specific XRDS + * + * This interface specifies classes which write the XRDS file announcing + * the OMB server. An instance of an implementing class should be passed to + * OMB_Service_Provider->writeXRDS. + * + * PHP version 5 + * + * LICENSE: This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + * @package OMB + * @author Adrian Lang <mail@adrianlang.de> + * @copyright 2009 Adrian Lang + * @license http://www.gnu.org/licenses/agpl.html GNU AGPL 3.0 + **/ + +interface OMB_XRDS_Writer { + public function writeXRDS($user, $mapper); +} +?> |