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<?php
defined( 'ABSPATH' ) || die( 'Cheatin\' uh?' );
class SQ_Models_Services_TwitterCard extends SQ_Models_Abstract_Seo {
public function __construct() {
parent::__construct();
if ( isset( $this->_post->sq->doseo ) && $this->_post->sq->doseo ) {
if ( ! $this->_post->sq->do_twc ) {
add_filter( 'sq_twitter_card', array( $this, 'returnFalse' ) );
return;
}
add_filter( 'sq_twitter_card', array( $this, 'generateTwitterCard' ), 9 );
add_filter( 'sq_twitter_card', array( $this, 'generateTwitterCardAuthor' ), 10 );
add_filter( 'sq_twitter_card', array( $this, 'packTwitterCard' ), 99 );
} else {
add_filter( 'sq_twitter_card', array( $this, 'returnFalse' ) );
}
}
public function generateTwitterCard( $tw ) {
if ( ! $tw ) {
$tw = array();
}
if ( SQ_Classes_Helpers_Tools::getOption( 'sq_auto_twitter' ) ) {
if ( $this->_post->url <> '' ) {
$tw['twitter:url'] = apply_filters( 'sq_canonical_url', urldecode( esc_url( $this->_post->url ) ) );
}
if ( $this->_post->sq->tw_title <> '' ) {
$tw['twitter:title'] = SQ_Classes_Helpers_Sanitize::clearTitle( $this->_post->sq->tw_title );
} else {
$tw['twitter:title'] = SQ_Classes_Helpers_Sanitize::clearTitle( $this->_post->sq->title );
if ( $tw['twitter:title'] <> '' && strlen( $tw['twitter:title'] ) > $this->_post->sq->tw_title_maxlength ) {
$tw['twitter:title'] = $this->truncate( $tw['twitter:title'], 10, $this->_post->sq->tw_title_maxlength );
}
}
if ( $this->_post->sq->tw_description <> '' ) {
$tw['twitter:description'] = SQ_Classes_Helpers_Sanitize::clearDescription( $this->_post->sq->tw_description );
} else {
$tw['twitter:description'] = SQ_Classes_Helpers_Sanitize::clearDescription( $this->_post->sq->description );
if ( $tw['twitter:description'] <> '' && strlen( $tw['twitter:description'] ) > $this->_post->sq->tw_description_maxlength ) {
$tw['twitter:description'] = $this->truncate( $tw['twitter:description'], 10, $this->_post->sq->tw_description_maxlength );
}
}
if ( $this->_post->sq->tw_media <> '' ) {
$tw['twitter:image'] = $this->_post->sq->tw_media;
} else {
$this->_setMedia( $tw );
}
//Get the default global image for Open Graph
if ( SQ_Classes_Helpers_Tools::getOption( 'sq_tc_image' ) ) {
if ( ! isset( $tw['twitter:image'] ) ) {
$tw['twitter:image'] = SQ_Classes_Helpers_Tools::getOption( 'sq_tc_image' );
}
}
$tw['twitter:domain'] = get_bloginfo( 'title' );
$tw['twitter:card'] = ( $this->_post->sq->tw_type <> '' ? $this->_post->sq->tw_type : $this->_post->socials->twitter_card_type );
}
return $tw;
}
/**
* Set the twitter card author
*
* @param array $tw
*
* @return array
*/
public function generateTwitterCardAuthor( $tw = array() ) {
$socials = SQ_Classes_Helpers_Tools::getOption( 'socials' );
$account = isset( $socials['twitter'] ) ? $socials['twitter'] : '';
if ( $account == '' ) {
if ( class_exists( 'SQ_Classes_Helpers_Tools' ) ) {
$account = SQ_Classes_Helpers_Sanitize::checkTwitterAccountName( $socials['twitter_site'] );
}
}
if ( $account <> '' ) {
if ( $socials['twitter_card_type'] == 'summary_large_image' ) {
$tw['twitter:creator'] = $account;
}
$tw['twitter:site'] = $account;
}
return $tw;
}
protected function _setMedia( &$tw ) {
$images = $this->getPostImages();
if ( ! empty( $images ) ) {
$image = current( $images );
if ( isset( $image['src'] ) ) {
$tw['twitter:image'] = $image['src'];
}
}
}
public function packTwitterCard( $tw = array() ) {
if ( ! empty( $tw ) ) {
foreach ( $tw as $key => &$value ) {
$value = '<meta property="' . $key . '" content="' . $value . '" />';
}
return "\n" . join( "\n", array_values( $tw ) );
}
return false;
}
}