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authorAdrian Lang <mail@adrianlang.de>2009-08-10 14:48:50 +0200
committerAdrian Lang <mail@adrianlang.de>2009-08-10 14:48:50 +0200
commitec88d2650ea4371cf53229171851747b31587e4b (patch)
tree00c3cd79bced5a5212fab07a97139c9717e1171f /extlib/libomb/helper.php
parentee9bfa715807cdd352407f3d01bc3126dc777b60 (diff)
Replace own OMB stack with libomb.
Diffstat (limited to 'extlib/libomb/helper.php')
-rw-r--r--extlib/libomb/helper.php99
1 files changed, 99 insertions, 0 deletions
diff --git a/extlib/libomb/helper.php b/extlib/libomb/helper.php
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+++ b/extlib/libomb/helper.php
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+<?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);
+ }
+ }
+}
+?>