<?php
/**
* @brief Twitter Promotion
* @author <a href='https://www.invisioncommunity.com'>Invision Power Services, Inc.</a>
* @copyright (c) Invision Power Services, Inc.
* @license https://www.invisioncommunity.com/legal/standards/
* @package Invision Community
* @since 10 FEB 2017
*/
namespace IPS\Content\Promote;
/* 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;
}
/**
* Twitter Promotion
*/
class _Twitter extends PromoteAbstract
{
/**
* @brief Icon
*/
public static $icon = 'twitter';
/**
* @brief Default settings
*/
public $defaultSettings = array(
'id' => NULL,
'owner' => NULL,
'secret' => NULL,
'token' => NULL,
'name' => NULL,
'permissions' => NULL,
'members' => NULL,
'tags' => NULL,
'tags_method' => 'fill',
'image' => NULL,
'last_sync' => 0
);
/**
* @brief Twitter log in object
*/
protected static $twitter = NULL;
/**
* Twitter object
*
* @return Object
*/
protected function twitter()
{
if ( static::$twitter === NULL )
{
static::$twitter = \IPS\Login\Handler::findMethod('IPS\Login\Handler\Oauth1\Twitter');
}
return static::$twitter;
}
/**
* Get image
*
* @return string
*/
public function getPhoto()
{
if ( ! $this->settings['image'] or $this->settings['last_sync'] < time() - 86400 )
{
$user = $this->twitter()->sendRequest( 'get', 'https://api.twitter.com/1.1/account/verify_credentials.json', array(), $this->settings['token'], $this->settings['secret'] )->decodeJson();
/* Fetch again */
$response = \IPS\Http\Url::external( $user['profile_image_url'] )->request()->get();
$extension = str_replace( 'image/', '', $response->httpHeaders['Content-Type'] );
$newFile = \IPS\File::create( 'core_Promote', 'twitter_' . $this->settings['id'] . '.' . $extension, (string) $response, NULL, FALSE, NULL, FALSE );
$this->saveSettings( array( 'image' => (string) $newFile->url, 'last_sync' => time() ) );
}
return $this->settings['image'];
}
/**
* Get name
*
* @param string|NULL $serviceId Specific page/group ID
* @return string
*/
public function getName( $serviceId=NULL )
{
return $this->settings['name'];
}
/**
* Check publish permissions
*
* @return boolean
*/
public function canPostToPage()
{
$twitter = \IPS\Login\Handler::findMethod('IPS\Login\Handler\Oauth1\Twitter');
if ( $twitter === NULL )
{
return FALSE;
}
return $twitter->hasWritePermissions( $this->settings['token'], $this->settings['secret'] );
}
/**
* Get form elements for this share service
*
* @param string $text Text for the text entry
* @param string $link Short or full link (short when available)
* @param string $content Additional text content (usually a comment, or the item content)
*
* @return array of form elements
*/
public function form( $text, $link=null, $content=null )
{
$textToActuallyUse = $text;
if ( $link )
{
$textToActuallyUse .= ' ' . $link;
}
if ( mb_strlen( $textToActuallyUse ) < 280 )
{
/* Got any tags to add? */
if ( \count( $this->settings['tags'] ) )
{
if ( $this->settings['tags_method'] === 'trim' )
{
$urlLength = mb_strlen( $link ) + 2; // spaces either side
$left = 280 - $urlLength;
$tagLength = 0;
$tagString = '';
$useText = $text;
foreach( $this->settings['tags'] as $tag )
{
if ( $left > 0 )
{
$tagString .= ' #' . $tag;
$left -= mb_strlen( $tagString );
}
}
if ( $left > 20 )
{
$useText = mb_substr( $text, 0, $left );
}
$textToActuallyUse = $useText . ' ' . $link . ' ' . $tagString;
}
else
{
foreach( $this->settings['tags'] as $tag )
{
$considerAddingThis = ' #' . $tag;
if ( mb_strlen( $textToActuallyUse . $considerAddingThis ) < 280 )
{
$textToActuallyUse .= $considerAddingThis;
}
}
}
}
}
$return = array();
if ( $this->promote and $this->promote->id )
{
$textToActuallyUse = $text;
$return[] = \IPS\Theme::i()->getTemplate( 'promote' )->promoteDialogTwitterDuplicate();
}
$return[] = new \IPS\Helpers\Form\TextArea( 'promote_social_content_twitter', $textToActuallyUse, FALSE, array( 'maxLength' => 600, 'rows' => 3 ) );
return $return;
}
/**
* Post to Twitter
*
* @param \IPS\Content\Promote $promote Promote Object
* @return void
*/
public function post( $promote )
{
$photos = $promote->imageObjects();
$mediaIds = array();
if ( \is_array( $photos ) and \count( $photos ) )
{
try
{
$done = 0;
foreach( $photos as $photo )
{
/* Twitter can only have a max of 4 images */
if ( $done < 4 )
{
$this->response = $this->twitter()->sendMedia( $photo->contents(), $this->settings['token'], $this->settings['secret'] );
if ( isset( $this->response['media_id_string'] ) )
{
$mediaIds[] = $this->response['media_id_string'];
}
else
{
\IPS\Log::log( $this->response, 'twitter' );
}
$done++;
}
}
}
catch( \Exception $e )
{
\IPS\Log::log( $e->getMessage(), 'twitter' );
}
}
try
{
$send = array( 'status' => $promote->text['twitter'] );
if ( \count( $mediaIds ) )
{
$send['media_ids'] = implode( ',', $mediaIds );
}
$this->response = $this->twitter()->sendStatus( $send, $this->settings['token'], $this->settings['secret'] );
if ( isset( $this->response['id_str'] ) )
{
return $this->response['id_str'];
}
else
{
/* Check for specific errors */
if ( isset( $this->response['error'] ) )
{
\IPS\Log::log( $this->response['error'], 'twitter' );
throw new \InvalidArgumentException( $this->response['error'] );
}
/* Check for non critical errors we don't need to flag as complete failures */
if ( isset( $this->response['errors'] ) )
{
foreach( $this->response['errors'] as $error )
{
/* Status is a duplicate */
if ( $error['code'] == 187 )
{
/* Fetch the original string if possible */
foreach( $promote->responses('twitter') as $response )
{
if ( isset( $response['id_str'] ) )
{
return $response['id_str'];
}
}
/* No? Ok */
return 'Duplicate status';
}
}
}
throw new \InvalidArgumentException( \IPS\Member::loggedIn()->language()->get('twitter_publish_exception') );
}
}
catch ( \Exception $e )
{
\IPS\Log::log( $e->getMessage(), 'twitter' );
throw new \InvalidArgumentException( \IPS\Member::loggedIn()->language()->get('twitter_publish_exception') );
}
}
/**
* Return the published URL
*
* @param array $data Data returned from a successful POST
* @return \IPS\Http\Url
* @throws InvalidArgumentException
*/
public function getUrl( $data )
{
if ( $data and preg_match( '#^[0-9_]*$#', $data ) )
{
return \IPS\Http\Url::external( 'https://twitter.com/' . $this->settings['id'] . '/status/' . $data );
}
throw new \InvalidArgumentException();
}
}