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Diffstat (limited to 'extlib/Services/oEmbed/Object/Common.php')
| -rw-r--r-- | extlib/Services/oEmbed/Object/Common.php | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/extlib/Services/oEmbed/Object/Common.php b/extlib/Services/oEmbed/Object/Common.php new file mode 100644 index 000000000..f568ec89f --- /dev/null +++ b/extlib/Services/oEmbed/Object/Common.php @@ -0,0 +1,139 @@ +<?php + +/** + * Base class for oEmbed objects + * + * PHP version 5.1.0+ + * + * Copyright (c) 2008, Digg.com, Inc. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * - Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * - Neither the name of Digg.com, Inc. nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * @category Services + * @package Services_oEmbed + * @author Joe Stump <joe@joestump.net> + * @copyright 2008 Digg.com, Inc. + * @license http://tinyurl.com/42zef New BSD License + * @version SVN: @version@ + * @link http://code.google.com/p/digg + * @link http://oembed.com + */ + +/** + * Base class for oEmbed objects + * + * @category Services + * @package Services_oEmbed + * @author Joe Stump <joe@joestump.net> + * @copyright 2008 Digg.com, Inc. + * @license http://tinyurl.com/42zef New BSD License + * @version Release: @version@ + * @link http://code.google.com/p/digg + * @link http://oembed.com + */ +abstract class Services_oEmbed_Object_Common +{ + /** + * Raw object returned from API + * + * @var object $object The raw object from the API + */ + protected $object = null; + + /** + * Required fields per the specification + * + * @var array $required Array of required fields + * @link http://oembed.com + */ + protected $required = array(); + + /** + * Constructor + * + * @param object $object Raw object returned from the API + * + * @throws {@link Services_oEmbed_Object_Exception} on missing fields + * @return void + */ + public function __construct($object) + { + $this->object = $object; + + $this->required[] = 'version'; + foreach ($this->required as $field) { + if (!isset($this->$field)) { + throw new Services_oEmbed_Object_Exception( + 'Object is missing required ' . $field . ' attribute' + ); + } + } + } + + /** + * Get object variable + * + * @param string $var Variable to get + * + * @see Services_oEmbed_Object_Common::$object + * @return mixed Attribute's value or null if it's not set/exists + */ + public function __get($var) + { + if (property_exists($this->object, $var)) { + return $this->object->$var; + } + + return null; + } + + /** + * Is variable set? + * + * @param string $var Variable name to check + * + * @return boolean True if set, false if not + * @see Services_oEmbed_Object_Common::$object + */ + public function __isset($var) + { + if (property_exists($this->object, $var)) { + return (isset($this->object->$var)); + } + + return false; + } + + /** + * Require a sane __toString for all objects + * + * @return string + */ + abstract public function __toString(); +} + +?> |