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Diffstat (limited to 'extlib/Services/oEmbed/Object.php')
| -rw-r--r-- | extlib/Services/oEmbed/Object.php | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/extlib/Services/oEmbed/Object.php b/extlib/Services/oEmbed/Object.php new file mode 100644 index 000000000..9eedd7efb --- /dev/null +++ b/extlib/Services/oEmbed/Object.php @@ -0,0 +1,126 @@ +<?php + +/** + * An interface for oEmbed consumption + * + * 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 + */ + +require_once 'Services/oEmbed/Object/Exception.php'; + +/** + * Base class for consuming 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 +{ + + /** + * Valid oEmbed object types + * + * @var array $types Array of valid object types + * @see Services_oEmbed_Object::factory() + */ + static protected $types = array( + 'photo' => 'Photo', + 'video' => 'Video', + 'link' => 'Link', + 'rich' => 'Rich' + ); + + /** + * Create an oEmbed object from result + * + * @param object $object Raw object returned from API + * + * @throws {@link Services_oEmbed_Object_Exception} on object error + * @return object Instance of object driver + * @see Services_oEmbed_Object_Link, Services_oEmbed_Object_Photo + * @see Services_oEmbed_Object_Rich, Services_oEmbed_Object_Video + */ + static public function factory($object) + { + if (!isset($object->type)) { + throw new Services_oEmbed_Object_Exception( + 'Object has no type' + ); + } + + $type = (string)$object->type; + if (!isset(self::$types[$type])) { + throw new Services_oEmbed_Object_Exception( + 'Object type is unknown or invalid: ' . $type + ); + } + + $file = 'Services/oEmbed/Object/' . self::$types[$type] . '.php'; + include_once $file; + + $class = 'Services_oEmbed_Object_' . self::$types[$type]; + if (!class_exists($class)) { + throw new Services_oEmbed_Object_Exception( + 'Object class is invalid or not present' + ); + } + + $instance = new $class($object); + return $instance; + } + + /** + * Instantiation is not allowed + * + * @return void + */ + private function __construct() + { + + } +} + +?> |