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<?php
defined( 'ABSPATH' ) || die( 'Cheatin\' uh?' );
class SQ_Models_Services_DublinCore 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_metas ) {
add_filter( 'sq_dublin_core', array( $this, 'returnFalse' ) );
return;
}
add_filter( 'sq_locale', array( $this, 'setLocale' ) );
add_filter( 'sq_dublin_core', array( $this, 'generateMeta' ) );
add_filter( 'sq_dublin_core', array( $this, 'packMeta' ), 99 );
} else {
add_filter( 'sq_dublin_core', array( $this, 'returnFalse' ) );
}
}
/**
* Get all metas for Dublin Core
*
* @param string $metas
*
* @return string
*/
public function generateMeta( $metas ) {
if ( ! $metas ) {
$metas = array();
}
$locale = apply_filters( 'sq_locale', get_locale() );
if ( $locale <> '' ) {
$metas['dc.language'] = ( strpos( $locale, '_' ) !== false ? substr( $locale, 0, strpos( $locale, '_' ) ) : $locale );
$metas['dc.language.iso'] = $locale;
}
$name = '';
if ( SQ_Classes_Helpers_Tools::getOption( 'sq_jsonld_global_person' ) ) {
$jsonld = SQ_Classes_Helpers_Tools::getOption( 'sq_jsonld' );
if ( isset( $jsonld['Person']['name'] ) && $jsonld['Person']['name'] <> '' ) {
$name = $jsonld['Person']['name'];
}
} elseif ( ! $name = $this->getAuthor( 'display_name' ) ) {
$name = get_bloginfo( 'name' );
}
if ( $name <> '' ) {
$metas['dc.publisher'] = $name;
}
if ( $this->_post->sq->title <> '' ) {
$metas['dc.title'] = SQ_Classes_Helpers_Sanitize::clearTitle( $this->_post->sq->title );
}
if ( $this->_post->sq->description <> '' ) {
$metas['dc.description'] = SQ_Classes_Helpers_Sanitize::clearDescription( $this->_post->sq->description );
}
if ( $this->_post->post_type == 'home' ) {
$metas['dc.date.issued'] = date( 'Y-m-d', strtotime( get_lastpostmodified( 'gmt' ) ) );
} elseif ( $this->_post->post_date <> '' ) {
$metas['dc.date.issued'] = date( 'Y-m-d', strtotime( $this->_post->post_date ) );
}
if ( isset( $this->_post->post_modified ) && $this->_post->post_modified <> '' ) {
$metas['dc.date.updated'] = $this->_post->post_modified;
}
return $metas;
}
/**
* Pack the Dublin Core
*
* @param array $metas
*
* @return bool|string
*/
public function packMeta( $metas = array() ) {
if ( ! empty( $metas ) ) {
foreach ( $metas as $key => &$meta ) {
$meta = sprintf( '<meta name="%s" content="%s" />', $key, $meta );
}
return "\n" . join( "\n", array_values( $metas ) );
}
return false;
}
/**
* Set local meta for FB
*
* @param $locale
*
* @return string
*/
public function setLocale( $locale ) {
//if WPML is installed, get the local language
if ( function_exists( 'wpml_get_language_information' ) && (int) $this->_post->ID > 0 ) {
if ( $language = wpml_get_language_information( (int) $this->_post->ID ) ) {
if ( ! is_wp_error( $language ) && isset( $language['locale'] ) ) {
if ( $locale <> 'en' ) {
$locale = $language['locale'];
}
}
}
}
if ( function_exists( 'weglot_get_current_language' ) ) {
$locale = weglot_get_current_language();
}
return $locale;
}
}