Files
IPB/system/Content/ShareServices/Facebook.php
T
2025-12-19 04:57:54 -08:00

133 lines
4.1 KiB
PHP

<?php
/**
* @brief Facebook share link
* @author <a href='http://www.invisionpower.com'>Invision Power Services, Inc.</a>
* @copyright (c) 2001 - SVN_YYYY Invision Power Services, Inc.
* @license http://www.invisionpower.com/legal/standards/
* @package IPS Social Suite
* @since 11 Sept 2013
* @version SVN_VERSION_NUMBER
* @see <a href='https://developers.facebook.com/docs/reference/plugins/like/'>Facebook like button documentation</a>
*/
namespace IPS\Content\ShareServices;
/* To prevent PHP errors (extending class does not exist) revealing path */
if ( !defined( '\IPS\SUITE_UNIQUE_KEY' ) )
{
header( ( isset( $_SERVER['SERVER_PROTOCOL'] ) ? $_SERVER['SERVER_PROTOCOL'] : 'HTTP/1.0' ) . ' 403 Forbidden' );
exit;
}
/**
* Facebook share link
*/
class _Facebook
{
/**
* @brief URL to the content item
*/
protected $url = NULL;
/**
* @brief Title of the content item
*/
protected $title = NULL;
/**
* Constructor
*
* @param \IPS\Http\Url $url URL to the content [optional - if omitted, some services will figure out on their own]
* @param string $title Default text for the content, usually the title [optional - if omitted, some services will figure out on their own]
* @return void
*/
public function __construct( \IPS\Http\Url $url=NULL, $title=NULL )
{
$this->url = $url;
$this->title = $title;
}
/**
* Determine whether the logged in user has the ability to autoshare
*
* @return boolean
*/
public static function canAutoshare()
{
return (boolean) \IPS\Member::loggedIn()->fb_token AND \IPS\Member::loggedIn()->fb_uid;
}
/**
* Publish text or a URL to this service
*
* @param string $content Text to publish
* @param string $url [URL to publish]
* @return @void
*/
public static function publish( $content, $url=null )
{
if ( static::canAutoshare() )
{
try
{
/* If we include a URL, we'll post it as a link to the wall, otherwise we'll just update the user's status */
if ( $url !== NULL )
{
$response = \IPS\Http\Url::external( "https://graph.facebook.com/" . \IPS\Member::loggedIn()->fb_uid . "/links" )->request()->post( array(
'message' => $content,
'link' => (string) $url,
'access_token' => \IPS\Member::loggedIn()->fb_token,
) )->decodeJson();
if ( ! isset( $response['id'] ) )
{
throw new \InvalidArgumentException( \IPS\Member::loggedIn()->language()->addToStack('facebook_publish_exception') );
}
}
else
{
$response = \IPS\Http\Url::external( "https://graph.facebook.com/" . \IPS\Member::loggedIn()->fb_uid . "/feed" )->request()->post( array(
'message' => $content,
'access_token' => \IPS\Member::loggedIn()->fb_token,
) )->decodeJson();
if ( ! isset( $response['id'] ) )
{
throw new \InvalidArgumentException( \IPS\Member::loggedIn()->language()->addToStack('facebook_publish_exception') );
}
}
}
catch( \IPS\Http\Request\Exception $e )
{
IPS\Log::i( LOG_WARNING )->write( \IPS\Member::loggedIn()->id . ': '. $e->getMessage(), 'facebook' );
throw new \InvalidArgumentException( \IPS\Member::loggedIn()->language()->addToStack('facebook_publish_exception') );
}
}
else
{
throw new \InvalidArgumentException( \IPS\Member::loggedIn()->language()->addToStack('facebook_publish_no_user') );
}
}
/**
* Add any additional form elements to the configuration form. These must be setting keys that the service configuration form can save as a setting.
*
* @param \IPS\Helpers\Form $form Configuration form for this service
* @return void
*/
public static function modifyForm( \IPS\Helpers\Form &$form )
{
$form->add( new \IPS\Helpers\Form\Select( 'fbc_bot_group', \IPS\Settings::i()->fbc_bot_group, TRUE, array( 'options' => array_combine( array_keys( \IPS\Member\Group::groups() ), array_map( function( $_group ) { return (string) $_group; }, \IPS\Member\Group::groups() ) ) ) ) );
}
/**
* Return the HTML code to show the share link
*
* @return string
*/
public function __toString()
{
return \IPS\Theme::i()->getTemplate( 'sharelinks', 'core' )->facebook( urlencode( $this->url ) );
}
}