147 lines
4.1 KiB
PHP
147 lines
4.1 KiB
PHP
<?php
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/**
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* @brief Twitter share link
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* @author <a href='https://www.invisioncommunity.com'>Invision Power Services, Inc.</a>
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* @copyright (c) Invision Power Services, Inc.
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* @license https://www.invisioncommunity.com/legal/standards/
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* @package Invision Community
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* @since 11 Sept 2013
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* @see <a href='https://dev.twitter.com/docs/tweet-button'>Tweet button documentation</a>
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*/
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namespace IPS\Content\ShareServices;
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/* To prevent PHP errors (extending class does not exist) revealing path */
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if ( !defined( '\IPS\SUITE_UNIQUE_KEY' ) )
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{
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header( ( isset( $_SERVER['SERVER_PROTOCOL'] ) ? $_SERVER['SERVER_PROTOCOL'] : 'HTTP/1.0' ) . ' 403 Forbidden' );
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exit;
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}
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/**
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* Twitter share link
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*/
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class _Twitter
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{
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/**
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* @brief URL to the content item
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*/
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protected $url = NULL;
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/**
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* @brief Title of the content item
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*/
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protected $title = NULL;
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/**
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* Constructor
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*
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* @param \IPS\Http\Url $url URL to the content [optional - if omitted, some services will figure out on their own]
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* @param string $title Default text for the content, usually the title [optional - if omitted, some services will figure out on their own]
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* @return void
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*/
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public function __construct( \IPS\Http\Url $url=NULL, $title=NULL )
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{
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$this->url = $url;
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$this->title = $title;
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}
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/**
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* Determine whether the logged in user has the ability to autoshare
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*
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* @return boolean
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*/
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public static function canAutoshare()
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{
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if ( $method = \IPS\Login\Handler::findMethod( 'IPS\Login\Handler\OAuth1\Twitter' ) and $method->canProcess( \IPS\Member::loggedIn() ) )
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{
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return TRUE;
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}
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return FALSE;
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}
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/**
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* Publish text or a URL to this service
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*
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* @param string $content Text to publish
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* @param string $url [URL to publish]
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* @return @void
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*/
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public static function publish( $content, $url=null )
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{
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if ( static::canAutoshare() and $method = \IPS\Login\Handler::findMethod( 'IPS\Login\Handler\OAuth1\Twitter' ) )
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{
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try
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{
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if ( !$method->postToTwitter( \IPS\Member::loggedIn(), $content, $url ) )
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{
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throw new \Exception;
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}
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}
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catch( \Exception $e )
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{
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\IPS\Log::log( \IPS\Member::loggedIn()->member_id . ': '. $e->getMessage(), 'twitter' );
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throw new \InvalidArgumentException( \IPS\Member::loggedIn()->language()->addToStack('twitter_publish_exception') );
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}
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}
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else
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{
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throw new \InvalidArgumentException( \IPS\Member::loggedIn()->language()->addToStack('twitter_publish_no_user') );
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}
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}
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/**
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* Add any additional form elements to the configuration form. These must be setting keys that the service configuration form can save as a setting.
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*
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* @param \IPS\Helpers\Form $form Configuration form for this service
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* @param \IPS\core\ShareLinks\Service $service The service
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* @return void
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*/
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public static function modifyForm( \IPS\Helpers\Form &$form, $service )
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{
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$form->add( new \IPS\Helpers\Form\Text( 'twitter_hashtag', \IPS\Settings::i()->twitter_hashtag, FALSE ) );
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if ( \IPS\Login\Handler::findMethod( 'IPS\Login\Handler\OAuth2\Twitter' ) )
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{
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$form->add( new \IPS\Helpers\Form\YesNo( 'share_autoshare_Twitter', $service->autoshare, false ) );
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}
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else
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{
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$form->add( new \IPS\Helpers\Form\YesNo( 'share_autoshare_Twitter', FALSE, false, array( 'disabled' => TRUE ) ) );
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\IPS\Member::loggedIn()->language()->words['share_autoshare_Twitter_desc'] = \IPS\Member::loggedIn()->language()->addToStack('share_autoshare_Twitter_disabled');
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}
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}
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/**
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* Return the HTML code to show the share link
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*
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* @return string
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*/
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public function __toString()
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{
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try
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{
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$url = preg_replace_callback( "{[^0-9a-z_.!~*'();,/?:@&=+$#-]}i",
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function ( $m )
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{
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return sprintf( '%%%02X', ord( $m[0] ) );
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},
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$this->url) ;
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$title = $this->title ?: NULL;
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if ( \IPS\Settings::i()->twitter_hashtag !== '')
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{
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$title .= ' ' . \IPS\Settings::i()->twitter_hashtag;
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}
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return \IPS\Theme::i()->getTemplate( 'sharelinks', 'core' )->twitter( urlencode( $url ), rawurlencode( $title ) );
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}
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catch ( \Exception $e )
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{
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\IPS\IPS::exceptionHandler( $e );
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}
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catch ( \Throwable $e )
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{
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\IPS\IPS::exceptionHandler( $e );
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}
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}
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} |