Fix File

• /home/sportsfe.../httpdocs/wp-conte.../plugins/sitepres.../classes/seo

• File: class-wpml-seo-headlangs.php

• Content:

<?php

class WPML_SEO_HeadLangs {
	private $sitepress;
	/**
	 * @var WPML_Queried_Object_Factory
	 */
	private $queried_object_factory;

/**
	 * WPML_SEO_HeadLangs constructor.
	 *
	 * @param SitePress                   $sitepress
	 * @param WPML_Queried_Object_Factory $queried_object_factory
	 */
	public function __construct( SitePress $sitepress, WPML_Queried_Object_Factory $queried_object_factory ) {
		$this->sitepress              = $sitepress;
		$this->queried_object_factory = $queried_object_factory;
	}

private function get_seo_settings() {
		$seo_settings = $this->sitepress->get_setting( 'seo', array() );
		if ( ! array_key_exists( 'head_langs', $seo_settings ) ) {
			$seo_settings['head_langs'] = 1;
		}
		if ( ! array_key_exists( 'head_langs_priority', $seo_settings ) ) {
			$seo_settings['head_langs_priority'] = 1;
		}

return $seo_settings;
	}

public function init_hooks() {
		if ( $this->sitepress->get_wp_api()->is_front_end() ) {
			$seo_settings = $this->get_seo_settings();
			$head_langs   = $seo_settings['head_langs'];
			if ( $head_langs ) {
				$priority = $seo_settings['head_langs_priority'];
				add_action( 'wp_head', array( $this, 'head_langs' ), (int) $priority );
			}
		}
	}

function head_langs() {
		$languages = $this->sitepress->get_ls_languages( array( 'skip_missing' => true ) );
		/**
		 * @since 3.4.0
		 */
		$languages = apply_filters( 'wpml_head_langs', $languages );

if ( $this->must_render( $languages ) ) {
			$hreflang_items = array();
			foreach ( $languages as $lang ) {
				/**
				 * @since 3.3.7
				 */
				$alternate_hreflang = apply_filters( 'wpml_alternate_hreflang', $lang['url'], $lang['code'] );

$hreflang_code = $this->get_hreflang_code( $lang );

if ( $hreflang_code ) {
					$hreflang_items[ $hreflang_code ] = str_replace( '&amp;', '&', $alternate_hreflang );
				}
			}
			$hreflang_items = apply_filters( 'wpml_hreflangs', $hreflang_items );

$hreflang = '';
			if ( is_array( $hreflang_items ) ) {
				foreach ( $hreflang_items as $hreflang_code => $hreflang_url ) {
					$hreflang .= '<link rel="alternate" hreflang="' . esc_attr( $hreflang_code ) . '" href="' . esc_url( $hreflang_url ) . '" />' . PHP_EOL;
				}
				echo apply_filters( 'wpml_hreflangs_html', $hreflang );
			}
		}
	}

function render_menu() {
		$seo     = $this->get_seo_settings();
		$options = array();
		foreach ( array( 1, 10 ) as $priority ) {
			$label = __( 'As early as possible', 'sitepress' );
			if ( $priority > 1 ) {
				$label = sprintf( esc_html__( 'Later in the head section (priority %d)', 'sitepress' ), $priority );
			}
			$options[ $priority ] = array(
				'selected' => ( $priority == $seo['head_langs_priority'] ),
				'label'    => $label,
			);
		}

?>
		<div class="wpml-section wpml-section-seo-options" id="lang-sec-9-5">
			<div class="wpml-section-header">
				<h3><?php esc_html_e( 'SEO Options', 'sitepress' ); ?></h3>
			</div>
			<div class="wpml-section-content">
				<form id="icl_seo_options" name="icl_seo_options" action="">
					<?php wp_nonce_field( 'icl_seo_options_nonce', '_icl_nonce' ); ?>
					<p>
						<input type="checkbox" id="icl_seo_head_langs" name="icl_seo_head_langs"
							<?php
							if ( $seo['head_langs'] ) {
								echo 'checked="checked"';
							}
							?>
							   value="1"/>
						<label for="icl_seo_head_langs"><?php esc_html_e( 'Display alternative languages in the HEAD section.', 'sitepress' ); ?></label>
					</p>
					<p>
						<label for="wpml-seo-head-langs-priority"><?php esc_html_e( 'Position of hreflang links', 'sitepress' ); ?></label>
						<select name="wpml_seo_head_langs_priority" id="wpml-seo-head-langs-priority"
							<?php
							if ( ! $seo['head_langs'] ) {
								echo 'disabled="disabled"';
							}
							?>
						>
							<?php
							foreach ( $options as $priority => $option ) {
								?>
								<option value="<?php echo esc_html( $priority ); ?>" <?php echo $option['selected'] ? 'selected="selected"' : ''; ?>><?php echo esc_html( $option['label'] ); ?></option>
								<?php
							}
							?>
						</select>
					</p>
					<p class="buttons-wrap">
						<span class="icl_ajx_response" id="icl_ajx_response_seo"> </span>
						<input class="button button-primary" name="save" value="<?php esc_attr_e( 'Save', 'sitepress' ); ?>" type="submit"/>
					</p>
				</form>
			</div>
		</div>
		<?php
	}

private function must_render( $languages ) {
		$must_render         = false;
		$wpml_queried_object = $this->queried_object_factory->create();

$has_languages = is_array( $languages ) && count( $languages ) > 0;
		if (
			$wpml_queried_object->has_object()
			&& $has_languages
			&& ! $this->sitepress->get_wp_api()->is_paged()
		) {

if ( $wpml_queried_object->is_instance_of_post() ) {
				/** @var WP_Post $queried_object */
				$post_id = $wpml_queried_object->get_id();

$is_single_or_page = $this->sitepress->get_wp_api()->is_single() || $this->sitepress->get_wp_api()->is_page();
				$is_published      = $is_single_or_page
									 && $post_id
									 && $this->sitepress->get_wp_api()->get_post_status( $post_id ) === 'publish';

$must_render = $this->sitepress->is_translated_post_type( $wpml_queried_object->get_post_type() )
							   && ( $is_published || $this->is_home_front_or_archive_page() );
			}

if ( $wpml_queried_object->is_instance_of_taxonomy() ) {
				/** @var WP_Term $queried_object */
				$must_render = $this->sitepress->is_translated_taxonomy( $wpml_queried_object->get_taxonomy() );
			}
			if ( $wpml_queried_object->is_instance_of_post_type() ) {
				/** @var WP_Post_Type $queried_object */
				$must_render = $this->sitepress->is_translated_post_type( $wpml_queried_object->get_post_type_name() );
			}
		}

return $must_render;
	}

/**
	 * @return bool
	 */
	private function is_home_front_or_archive_page() {
		return $this->sitepress->get_wp_api()->is_home()
			   || $this->sitepress->get_wp_api()->is_front_page()
			   || $this->sitepress->get_wp_api()->is_archive();
	}

/**
	 * @param array $lang
	 *
	 * @return string
	 */
	private function get_hreflang_code( $lang ) {
		$ordered_keys = [ 'tag', 'default_locale' ];

$hreflang_code = '';
		foreach ( $ordered_keys as $key ) {
			if ( array_key_exists( $key, $lang ) && trim( $lang[ $key ] ) ) {
				$hreflang_code = $lang[ $key ];
				break;
			}
		}

$hreflang_code = strtolower( str_replace( '_', '-', $hreflang_code ) );

if ( $this->is_valid_hreflang_code( $hreflang_code ) ) {
			return trim( $hreflang_code );
		}

return '';
	}

private function is_valid_hreflang_code( $code ) {
		return strlen( trim( $code ) ) >= 2;
	}
}

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