4 * An interface for oEmbed consumption
8 * Copyright (c) 2008, Digg.com, Inc.
10 * All rights reserved.
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions are met:
15 * - Redistributions of source code must retain the above copyright notice,
16 * this list of conditions and the following disclaimer.
17 * - Redistributions in binary form must reproduce the above copyright notice,
18 * this list of conditions and the following disclaimer in the documentation
19 * and/or other materials provided with the distribution.
20 * - Neither the name of Digg.com, Inc. nor the names of its contributors
21 * may be used to endorse or promote products derived from this software
22 * without specific prior written permission.
24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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29 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
30 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
31 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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37 * @package Services_oEmbed
38 * @author Joe Stump <joe@joestump.net>
39 * @copyright 2008 Digg.com, Inc.
40 * @license http://tinyurl.com/42zef New BSD License
41 * @version SVN: @version@
42 * @link http://code.google.com/p/digg
43 * @link http://oembed.com
46 require_once 'Services/oEmbed/Object/Exception.php';
49 * Base class for consuming oEmbed objects
52 * @package Services_oEmbed
53 * @author Joe Stump <joe@joestump.net>
54 * @copyright 2008 Digg.com, Inc.
55 * @license http://tinyurl.com/42zef New BSD License
56 * @version Release: @version@
57 * @link http://code.google.com/p/digg
58 * @link http://oembed.com
60 abstract class Services_oEmbed_Object
64 * Valid oEmbed object types
66 * @var array $types Array of valid object types
67 * @see Services_oEmbed_Object::factory()
69 static protected $types = array(
77 * Create an oEmbed object from result
79 * @param object $object Raw object returned from API
81 * @throws {@link Services_oEmbed_Object_Exception} on object error
82 * @return object Instance of object driver
83 * @see Services_oEmbed_Object_Link, Services_oEmbed_Object_Photo
84 * @see Services_oEmbed_Object_Rich, Services_oEmbed_Object_Video
86 static public function factory($object)
88 if (!isset($object->type)) {
89 throw new Services_oEmbed_Object_Exception(
94 $type = (string)$object->type;
95 if (!isset(self::$types[$type])) {
96 throw new Services_oEmbed_Object_Exception(
97 'Object type is unknown or invalid: ' . $type
101 $file = 'Services/oEmbed/Object/' . self::$types[$type] . '.php';
104 $class = 'Services_oEmbed_Object_' . self::$types[$type];
105 if (!class_exists($class)) {
106 throw new Services_oEmbed_Object_Exception(
107 'Object class is invalid or not present'
111 $instance = new $class($object);
116 * Instantiation is not allowed
120 private function __construct()