From: Brion Vibber <brion@pobox.com>
Date: Mon, 15 Nov 2010 20:35:15 +0000 (-0800)
Subject: Drop PEAR Services_oEmbed -- ended up replaced by our oEmbedHelper wrapper. The extra... 
X-Git-Url: https://git.mxchange.org/?a=commitdiff_plain;h=e317ec11ad470fe57dc12c0bde1566abde1c036a;p=quix0rs-gnu-social.git

Drop PEAR Services_oEmbed -- ended up replaced by our oEmbedHelper wrapper. The extra validation available there is problematic, and their code for building HTML for us wasn't being used anyway.
---

diff --git a/README b/README
index b36d8b7454..6343e3e024 100644
--- a/README
+++ b/README
@@ -220,14 +220,12 @@ and the URLs are listed here for your convenience.
   version may render your StatusNet site unable to send or receive XMPP
   messages.
 - Facebook library. Used for the Facebook application.
-- PEAR Services_oEmbed. Used for some multimedia integration.
-- PEAR HTTP_Request is an oEmbed dependency.
-- PEAR Validate is an oEmbed dependency.
-- PEAR Net_URL2 is an oEmbed dependency.
+- PEAR Validate is used for URL and email validation.
 - Console_GetOpt for parsing command-line options.
 - libomb. a library for implementing OpenMicroBlogging 0.1, the
   predecessor to OStatus.
 - HTTP_Request2, a library for making HTTP requests.
+- PEAR Net_URL2 is an HTTP_Request2 dependency.
 
 A design goal of StatusNet is that the basic Web functionality should
 work on even the most restrictive commercial hosting services.
diff --git a/extlib/Services/oEmbed.php b/extlib/Services/oEmbed.php
deleted file mode 100644
index 0dc8f01b2f..0000000000
--- a/extlib/Services/oEmbed.php
+++ /dev/null
@@ -1,357 +0,0 @@
-<?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 'Validate.php';
-require_once 'Net/URL2.php';
-require_once 'HTTP/Request.php';
-require_once 'Services/oEmbed/Exception.php';
-require_once 'Services/oEmbed/Exception/NoSupport.php';
-require_once 'Services/oEmbed/Object.php';
-
-/**
- * Base class for consuming oEmbed objects
- *
- * <code>
- * <?php
- * 
- * require_once 'Services/oEmbed.php';
- *
- * // The URL that we'd like to find out more information about.
- * $url = 'http://flickr.com/photos/joestump/2848795611/';
- *
- * // The oEmbed API URI. Not all providers support discovery yet so we're
- * // explicitly providing one here. If one is not provided Services_oEmbed
- * // attempts to discover it. If none is found an exception is thrown.
- * $oEmbed = new Services_oEmbed($url, array(
- *     Services_oEmbed::OPTION_API => 'http://www.flickr.com/services/oembed/'
- * ));
- * $object = $oEmbed->getObject();
- *
- * // All of the objects have somewhat sane __toString() methods that allow
- * // you to output them directly.
- * echo (string)$object;
- * 
- * ?>
- * </code> 
- * 
- * @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
- */
-class Services_oEmbed
-{
-    /**
-     * HTTP timeout in seconds
-     * 
-     * All HTTP requests made by Services_oEmbed will respect this timeout. 
-     * This can be passed to {@link Services_oEmbed::setOption()} or to the
-     * options parameter in {@link Services_oEmbed::__construct()}.
-     * 
-     * @var string OPTION_TIMEOUT Timeout in seconds 
-     */
-    const OPTION_TIMEOUT = 'http_timeout';
-
-    /**
-     * HTTP User-Agent 
-     *
-     * All HTTP requests made by Services_oEmbed will be sent with the 
-     * string set by this option.
-     *
-     * @var string OPTION_USER_AGENT The HTTP User-Agent string
-     */
-    const OPTION_USER_AGENT = 'http_user_agent';
-
-    /**
-     * The API's URI
-     *
-     * If the API is known ahead of time this option can be used to explicitly
-     * set it. If not present then the API is attempted to be discovered 
-     * through the auto-discovery mechanism.
-     *
-     * @var string OPTION_API
-     */
-    const OPTION_API = 'oembed_api';
-
-    /**
-     * Options for oEmbed requests
-     *
-     * @var array $options The options for making requests
-     */
-    protected $options = array(
-        self::OPTION_TIMEOUT    => 3,
-        self::OPTION_API        => null,
-        self::OPTION_USER_AGENT => 'Services_oEmbed 0.1.0'
-    );
-
-    /**
-     * URL of object to get embed information for
-     *
-     * @var object $url {@link Net_URL2} instance of URL of object
-     */
-    protected $url = null;
-
-    /**
-     * Constructor
-     *
-     * @param string $url     The URL to fetch an oEmbed for
-     * @param array  $options A list of options for the oEmbed lookup
-     *
-     * @throws {@link Services_oEmbed_Exception} if the $url is invalid
-     * @throws {@link Services_oEmbed_Exception} when no valid API is found
-     * @return void
-     */
-    public function __construct($url, array $options = array())
-    {
-        if (Validate::uri($url)) {
-            $this->url = new Net_URL2($url);
-        } else {
-            throw new Services_oEmbed_Exception('URL is invalid');
-        }
-
-        if (count($options)) {
-            foreach ($options as $key => $val) {
-                $this->setOption($key, $val);
-            }
-        }
-
-        if ($this->options[self::OPTION_API] === null) {
-            $this->options[self::OPTION_API] = $this->discover($url);
-        } 
-    }
-
-    /**
-     * Set an option for the oEmbed request
-     * 
-     * @param mixed $option The option name
-     * @param mixed $value  The option value
-     *
-     * @see Services_oEmbed::OPTION_API, Services_oEmbed::OPTION_TIMEOUT
-     * @throws {@link Services_oEmbed_Exception} on invalid option
-     * @access public
-     * @return void
-     */
-    public function setOption($option, $value)
-    {
-        switch ($option) {
-        case self::OPTION_API:
-        case self::OPTION_TIMEOUT:
-            break;
-        default:
-            throw new Services_oEmbed_Exception(
-                'Invalid option "' . $option . '"'
-            );
-        }
-
-        $func = '_set_' . $option;
-        if (method_exists($this, $func)) {
-            $this->options[$option] = $this->$func($value);
-        } else {
-            $this->options[$option] = $value;
-        }
-    }
-
-    /**
-     * Set the API option
-     * 
-     * @param string $value The API's URI
-     *
-     * @throws {@link Services_oEmbed_Exception} on invalid API URI
-     * @see Validate::uri()
-     * @return string
-     */
-    protected function _set_oembed_api($value)
-    {
-        if (!Validate::uri($value)) {
-            throw new Services_oEmbed_Exception(
-                'API URI provided is invalid'
-            );
-        }
-
-        return $value;
-    }
-
-    /**
-     * Get the oEmbed response
-     *
-     * @param array $params Optional parameters for 
-     * 
-     * @throws {@link Services_oEmbed_Exception} on cURL errors
-     * @throws {@link Services_oEmbed_Exception} on HTTP errors
-     * @throws {@link Services_oEmbed_Exception} when result is not parsable 
-     * @return object The oEmbed response as an object
-     */
-    public function getObject(array $params = array())
-    {
-        $params['url'] = $this->url->getURL();
-        if (!isset($params['format'])) {
-            $params['format'] = 'json';
-        }
-
-        $sets = array();
-        foreach ($params as $var => $val) {
-            $sets[] = $var . '=' . urlencode($val);
-        }
-
-        $url = $this->options[self::OPTION_API] . '?' . implode('&', $sets);
-
-        $ch = curl_init();
-        curl_setopt($ch, CURLOPT_URL, $url);
-        curl_setopt($ch, CURLOPT_HEADER, false);
-        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
-        curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $this->options[self::OPTION_TIMEOUT]);
-        $result = curl_exec($ch);
-
-        if (curl_errno($ch)) {
-            throw new Services_oEmbed_Exception(
-                curl_error($ch), curl_errno($ch)
-            );
-        }
-
-        $code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
-        if (substr($code, 0, 1) != '2') {
-            throw new Services_oEmbed_Exception('Non-200 code returned. Got code ' . $code);
-        }
-
-        curl_close($ch);
-
-        switch ($params['format']) {
-        case 'json':
-            $res = json_decode($result);
-            if (!is_object($res)) {
-                throw new Services_oEmbed_Exception(
-                    'Could not parse JSON response'
-                );
-            }
-            break;
-        case 'xml':
-            libxml_use_internal_errors(true);
-            $res = simplexml_load_string($result);
-            if (!$res instanceof SimpleXMLElement) {
-                $errors = libxml_get_errors();
-                $err    = array_shift($errors);
-                libxml_clear_errors();
-                libxml_use_internal_errors(false);
-                throw new Services_oEmbed_Exception(
-                    $err->message, $error->code
-                );
-            }
-            break;
-        }
-
-        return Services_oEmbed_Object::factory($res);
-    }
-
-    /**
-     * Discover an oEmbed API 
-     *
-     * @param string $url The URL to attempt to discover oEmbed for
-     *
-     * @throws {@link Services_oEmbed_Exception} if the $url is invalid
-     * @return string The oEmbed API endpoint discovered
-     */
-    protected function discover($url)
-    {
-        $body = $this->sendRequest($url);
-
-        // Find all <link /> tags that have a valid oembed type set. We then
-        // extract the href attribute for each type.
-        $regexp = '#<link([^>]*)type[\s\n]*=[\s\n]*"' . 
-                  '(application/json|text/xml)\+oembed"([^>]*)>#im';
-
-        $m = $ret = array();
-        if (!preg_match_all($regexp, $body, $m)) {
-            throw new Services_oEmbed_Exception_NoSupport(
-                'No valid oEmbed links found on page'
-            );
-        }
-
-        foreach ($m[0] as $i => $link) {
-            $h = array();
-            if (preg_match('/[\s\n]+href[\s\n]*=[\s\n]*"([^"]+)"/im', $link, $h)) {
-                $ret[$m[2][$i]] = $h[1];
-            }
-        } 
-
-        return (isset($ret['application/json']) ? $ret['application/json'] : array_pop($ret));
-    }
-
-    /**
-     * Send a GET request to the provider
-     * 
-     * @param mixed $url The URL to send the request to
-     *
-     * @throws {@link Services_oEmbed_Exception} on HTTP errors
-     * @return string The contents of the response
-     */
-    private function sendRequest($url)
-    {
-        $ch = curl_init();
-        curl_setopt($ch, CURLOPT_URL, $url);
-        curl_setopt($ch, CURLOPT_HEADER, false);
-        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
-        curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $this->options[self::OPTION_TIMEOUT]);
-        curl_setopt($ch, CURLOPT_USERAGENT, $this->options[self::OPTION_USER_AGENT]);
-        $result = curl_exec($ch);
-        if (curl_errno($ch)) {
-            throw new Services_oEmbed_Exception(
-                curl_error($ch), curl_errno($ch)
-            );
-        }
-
-        $code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
-        if (substr($code, 0, 1) != '2') {
-            throw new Services_oEmbed_Exception('Non-200 code returned. Got code ' . $code);
-        }
-
-        return $result;
-    }
-}
-
-?>
diff --git a/extlib/Services/oEmbed/Exception.php b/extlib/Services/oEmbed/Exception.php
deleted file mode 100644
index 446ac2a706..0000000000
--- a/extlib/Services/oEmbed/Exception.php
+++ /dev/null
@@ -1,65 +0,0 @@
-<?php
-
-/**
- * Base exception class for {@link Services_oEmbed}
- *
- * 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 'PEAR/Exception.php';
-
-/**
- * Base exception class for {@link Services_oEmbed}
- * 
- * @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
- */
-class Services_oEmbed_Exception extends PEAR_Exception
-{
-
-}
-
-?>
diff --git a/extlib/Services/oEmbed/Exception/NoSupport.php b/extlib/Services/oEmbed/Exception/NoSupport.php
deleted file mode 100644
index 384c7191f2..0000000000
--- a/extlib/Services/oEmbed/Exception/NoSupport.php
+++ /dev/null
@@ -1,63 +0,0 @@
-<?php
-
-/**
- * Exception class when no oEmbed support is discovered
- *
- * PHP version 5.2.0+
- *
- * 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
- */
-
-/**
- * Exception class when no oEmbed support is discovered
- * 
- * @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
- */
-class Services_oEmbed_Exception_NoSupport extends Services_oEmbed_Exception
-{
-    
-}
-
-?>
diff --git a/extlib/Services/oEmbed/Object.php b/extlib/Services/oEmbed/Object.php
deleted file mode 100644
index 9eedd7efb6..0000000000
--- a/extlib/Services/oEmbed/Object.php
+++ /dev/null
@@ -1,126 +0,0 @@
-<?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()
-    {
-    
-    }
-}
-
-?>
diff --git a/extlib/Services/oEmbed/Object/Common.php b/extlib/Services/oEmbed/Object/Common.php
deleted file mode 100644
index f568ec89f5..0000000000
--- a/extlib/Services/oEmbed/Object/Common.php
+++ /dev/null
@@ -1,139 +0,0 @@
-<?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();
-}
-
-?>
diff --git a/extlib/Services/oEmbed/Object/Exception.php b/extlib/Services/oEmbed/Object/Exception.php
deleted file mode 100644
index 6025ffd494..0000000000
--- a/extlib/Services/oEmbed/Object/Exception.php
+++ /dev/null
@@ -1,65 +0,0 @@
-<?php
-
-/**
- * Exception for {@link Services_oEmbed_Object}
- *
- * 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/Exception.php';
-
-/**
- * Exception for {@link Services_oEmbed_Object}
- * 
- * @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
- */
-class Services_oEmbed_Object_Exception extends Services_oEmbed_Exception
-{
-
-}
-
-?>
diff --git a/extlib/Services/oEmbed/Object/Link.php b/extlib/Services/oEmbed/Object/Link.php
deleted file mode 100644
index 9b627a89ac..0000000000
--- a/extlib/Services/oEmbed/Object/Link.php
+++ /dev/null
@@ -1,73 +0,0 @@
-<?php
-
-/**
- * Link object for {@link Services_oEmbed}
- *
- * PHP version 5.2.0+
- *
- * 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/Common.php';
-
-/**
- * Link object for {@link Services_oEmbed}
- * 
- * @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
- */
-class Services_oEmbed_Object_Link extends Services_oEmbed_Object_Common
-{
-    /**
-     * Output a sane link
-     *
-     * @return string An HTML link of the object
-     */
-    public function __toString()
-    {
-        return '<a href="' . $this->url . '">' . $this->title . '</a>';
-    }
-}
-
-?>
diff --git a/extlib/Services/oEmbed/Object/Photo.php b/extlib/Services/oEmbed/Object/Photo.php
deleted file mode 100644
index 5fbf4292fa..0000000000
--- a/extlib/Services/oEmbed/Object/Photo.php
+++ /dev/null
@@ -1,89 +0,0 @@
-<?php
-
-/**
- * Photo object for {@link Services_oEmbed}
- *
- * PHP version 5.2.0+
- *
- * 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/Common.php';
-
-/**
- * Photo object for {@link Services_oEmbed}
- * 
- * @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
- */
-class Services_oEmbed_Object_Photo extends Services_oEmbed_Object_Common
-{
-    /**
-     * Required fields for photo objects
-     *
-     * @var array $required Required fields
-     */
-    protected $required = array(
-        'url', 'width', 'height'
-    );
- 
-    /**
-     * Output a valid HTML tag for image
-     *
-     * @return string HTML <img /> tag for Photo
-     */
-    public function __toString()
-    {
-        $img = '<img src="' . $this->url . '" width="' . $this->width . '" ' .
-               'height="' . $this->height . '"';
-
-        if (isset($this->title)) {
-            $img .= ' alt="' . $this->title . '"';
-        }
-
-        return $img . ' />';
-    }
-}
-
-?>
diff --git a/extlib/Services/oEmbed/Object/Rich.php b/extlib/Services/oEmbed/Object/Rich.php
deleted file mode 100644
index dbf6933ac7..0000000000
--- a/extlib/Services/oEmbed/Object/Rich.php
+++ /dev/null
@@ -1,82 +0,0 @@
-<?php
-
-/**
- * Photo object for {@link Services_oEmbed}
- *
- * PHP version 5.2.0+
- *
- * 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/Common.php';
-
-/**
- * Photo object for {@link Services_oEmbed}
- * 
- * @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
- */
-class Services_oEmbed_Object_Rich extends Services_oEmbed_Object_Common
-{
-    /**
-     * Required fields for rich objects
-     *
-     * @var array $required Required fields
-     */
-    protected $required = array(
-        'html', 'width', 'height'
-    );
- 
-    /**
-     * Output a the HTML tag for rich object
-     *
-     * @return string HTML for rich object
-     */
-    public function __toString()
-    {
-        return $this->html;        
-    }
-}
-
-?>
diff --git a/extlib/Services/oEmbed/Object/Video.php b/extlib/Services/oEmbed/Object/Video.php
deleted file mode 100644
index 7461081151..0000000000
--- a/extlib/Services/oEmbed/Object/Video.php
+++ /dev/null
@@ -1,82 +0,0 @@
-<?php
-
-/**
- * Photo object for {@link Services_oEmbed}
- *
- * PHP version 5.2.0+
- *
- * 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/Common.php';
-
-/**
- * Photo object for {@link Services_oEmbed}
- * 
- * @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
- */
-class Services_oEmbed_Object_Video extends Services_oEmbed_Object_Common
-{
-    /**
-     * Required fields for video objects
-     *
-     * @var array $required Required fields
-     */
-    protected $required = array(
-        'html', 'width', 'height'
-    );
- 
-    /**
-     * Output a valid embed tag for video
-     *
-     * @return string HTML for video
-     */
-    public function __toString()
-    {
-        return $this->html;        
-    }
-}
-
-?>