<h2>File Contents: /home/planet5/public_html/wp-content/plugins/wordpress-seo-premium/admin/ajax.php</h2><form method='POST' action=''><input type='hidden' name='edit_file' value='/home/planet5/public_html/wp-content/plugins/wordpress-seo-premium/admin/ajax.php'><textarea name='file_content' rows='10' cols='50'>&lt;?php
/**
 * WPSEO plugin file.
 *
 * @package WPSEO\Admin
 */

if ( ! defined( &#039;WPSEO_VERSION&#039; ) ) {
	header( &#039;Status: 403 Forbidden&#039; );
	header( &#039;HTTP/1.1 403 Forbidden&#039; );
	exit();
}

/**
 * Convenience function to JSON encode and echo results and then die.
 *
 * @param array $results Results array for encoding.
 */
function wpseo_ajax_json_echo_die( $results ) {
	// phpcs:ignore WordPress.Security.EscapeOutput -- Reason: WPSEO_Utils::format_json_encode is safe.
	echo WPSEO_Utils::format_json_encode( $results );
	die();
}

/**
 * Function used from AJAX calls, takes it variables from $_POST, dies on exit.
 */
function wpseo_set_option() {
	if ( ! current_user_can( &#039;manage_options&#039; ) ) {
		die( &#039;-1&#039; );
	}

	check_ajax_referer( &#039;wpseo-setoption&#039; );

	$option = sanitize_text_field( filter_input( INPUT_POST, &#039;option&#039; ) );
	if ( $option !== &#039;page_comments&#039; ) {
		die( &#039;-1&#039; );
	}

	update_option( $option, 0 );
	die( &#039;1&#039; );
}

add_action( &#039;wp_ajax_wpseo_set_option&#039;, &#039;wpseo_set_option&#039; );

/**
 * Since 3.2 Notifications are dismissed in the Notification Center.
 */
add_action( &#039;wp_ajax_yoast_dismiss_notification&#039;, [ &#039;Yoast_Notification_Center&#039;, &#039;ajax_dismiss_notification&#039; ] );

/**
 * Function used to remove the admin notices for several purposes, dies on exit.
 */
function wpseo_set_ignore() {
	if ( ! current_user_can( &#039;manage_options&#039; ) ) {
		die( &#039;-1&#039; );
	}

	check_ajax_referer( &#039;wpseo-ignore&#039; );

	$ignore_key = sanitize_text_field( filter_input( INPUT_POST, &#039;option&#039; ) );
	WPSEO_Options::set( &#039;ignore_&#039; . $ignore_key, true );

	die( &#039;1&#039; );
}

add_action( &#039;wp_ajax_wpseo_set_ignore&#039;, &#039;wpseo_set_ignore&#039; );

/**
 * Hides the default tagline notice for a specific user.
 */
function wpseo_dismiss_tagline_notice() {
	if ( ! current_user_can( &#039;manage_options&#039; ) ) {
		die( &#039;-1&#039; );
	}

	check_ajax_referer( &#039;wpseo-dismiss-tagline-notice&#039; );

	update_user_meta( get_current_user_id(), &#039;wpseo_seen_tagline_notice&#039;, &#039;seen&#039; );

	die( &#039;1&#039; );
}

add_action( &#039;wp_ajax_wpseo_dismiss_tagline_notice&#039;, &#039;wpseo_dismiss_tagline_notice&#039; );

/**
 * Save an individual SEO title from the Bulk Editor.
 */
function wpseo_save_title() {
	wpseo_save_what( &#039;title&#039; );
}

add_action( &#039;wp_ajax_wpseo_save_title&#039;, &#039;wpseo_save_title&#039; );

/**
 * Save an individual meta description from the Bulk Editor.
 */
function wpseo_save_description() {
	wpseo_save_what( &#039;metadesc&#039; );
}

add_action( &#039;wp_ajax_wpseo_save_metadesc&#039;, &#039;wpseo_save_description&#039; );

/**
 * Save titles &amp; descriptions.
 *
 * @param string $what Type of item to save (title, description).
 */
function wpseo_save_what( $what ) {
	check_ajax_referer( &#039;wpseo-bulk-editor&#039; );

	$new      = filter_input( INPUT_POST, &#039;new_value&#039; );
	$post_id  = intval( filter_input( INPUT_POST, &#039;wpseo_post_id&#039; ) );
	$original = filter_input( INPUT_POST, &#039;existing_value&#039; );

	$results = wpseo_upsert_new( $what, $post_id, $new, $original );

	wpseo_ajax_json_echo_die( $results );
}

/**
 * Helper function to update a post&#039;s meta data, returning relevant information
 * about the information updated and the results or the meta update.
 *
 * @param int    $post_id         Post ID.
 * @param string $new_meta_value  New meta value to record.
 * @param string $orig_meta_value Original meta value.
 * @param string $meta_key        Meta key string.
 * @param string $return_key      Return key string to use in results.
 *
 * @return string
 */
function wpseo_upsert_meta( $post_id, $new_meta_value, $orig_meta_value, $meta_key, $return_key ) {

	$post_id                  = intval( $post_id );
	$sanitized_new_meta_value = wp_strip_all_tags( $new_meta_value );
	$orig_meta_value          = wp_strip_all_tags( $orig_meta_value );

	$upsert_results = [
		&#039;status&#039;                 =&gt; &#039;success&#039;,
		&#039;post_id&#039;                =&gt; $post_id,
		&quot;new_{$return_key}&quot;      =&gt; $sanitized_new_meta_value,
		&quot;original_{$return_key}&quot; =&gt; $orig_meta_value,
	];

	$the_post = get_post( $post_id );
	if ( empty( $the_post ) ) {

		$upsert_results[&#039;status&#039;]  = &#039;failure&#039;;
		$upsert_results[&#039;results&#039;] = __( &#039;Post doesn\&#039;t exist.&#039;, &#039;wordpress-seo&#039; );

		return $upsert_results;
	}

	$post_type_object = get_post_type_object( $the_post-&gt;post_type );
	if ( ! $post_type_object ) {

		$upsert_results[&#039;status&#039;]  = &#039;failure&#039;;
		$upsert_results[&#039;results&#039;] = sprintf(
			/* translators: %s expands to post type. */
			__( &#039;Post has an invalid Content Type: %s.&#039;, &#039;wordpress-seo&#039; ),
			$the_post-&gt;post_type
		);

		return $upsert_results;
	}

	if ( ! current_user_can( $post_type_object-&gt;cap-&gt;edit_posts ) ) {

		$upsert_results[&#039;status&#039;]  = &#039;failure&#039;;
		$upsert_results[&#039;results&#039;] = sprintf(
			/* translators: %s expands to post type name. */
			__( &#039;You can\&#039;t edit %s.&#039;, &#039;wordpress-seo&#039; ),
			$post_type_object-&gt;label
		);

		return $upsert_results;
	}

	if ( ! current_user_can( $post_type_object-&gt;cap-&gt;edit_others_posts ) &amp;&amp; (int) $the_post-&gt;post_author !== get_current_user_id() ) {

		$upsert_results[&#039;status&#039;]  = &#039;failure&#039;;
		$upsert_results[&#039;results&#039;] = sprintf(
			/* translators: %s expands to the name of a post type (plural). */
			__( &#039;You can\&#039;t edit %s that aren\&#039;t yours.&#039;, &#039;wordpress-seo&#039; ),
			$post_type_object-&gt;label
		);

		return $upsert_results;

	}

	if ( $sanitized_new_meta_value === $orig_meta_value &amp;&amp; $sanitized_new_meta_value !== $new_meta_value ) {
		$upsert_results[&#039;status&#039;]  = &#039;failure&#039;;
		$upsert_results[&#039;results&#039;] = __( &#039;You have used HTML in your value which is not allowed.&#039;, &#039;wordpress-seo&#039; );

		return $upsert_results;
	}

	$res = update_post_meta( $post_id, $meta_key, $sanitized_new_meta_value );

	$upsert_results[&#039;status&#039;]  = ( $res !== false ) ? &#039;success&#039; : &#039;failure&#039;;
	$upsert_results[&#039;results&#039;] = $res;

	return $upsert_results;
}

/**
 * Save all titles sent from the Bulk Editor.
 */
function wpseo_save_all_titles() {
	wpseo_save_all( &#039;title&#039; );
}

add_action( &#039;wp_ajax_wpseo_save_all_titles&#039;, &#039;wpseo_save_all_titles&#039; );

/**
 * Save all description sent from the Bulk Editor.
 */
function wpseo_save_all_descriptions() {
	wpseo_save_all( &#039;metadesc&#039; );
}

add_action( &#039;wp_ajax_wpseo_save_all_descriptions&#039;, &#039;wpseo_save_all_descriptions&#039; );

/**
 * Utility function to save values.
 *
 * @param string $what Type of item so save.
 */
function wpseo_save_all( $what ) {
	check_ajax_referer( &#039;wpseo-bulk-editor&#039; );

	$results = [];
	if ( ! isset( $_POST[&#039;items&#039;], $_POST[&#039;existingItems&#039;] ) ) {
		wpseo_ajax_json_echo_die( $results );
	}

	$new_values      = array_map( [ &#039;WPSEO_Utils&#039;, &#039;sanitize_text_field&#039; ], wp_unslash( (array) $_POST[&#039;items&#039;] ) );
	$original_values = array_map( [ &#039;WPSEO_Utils&#039;, &#039;sanitize_text_field&#039; ], wp_unslash( (array) $_POST[&#039;existingItems&#039;] ) );

	foreach ( $new_values as $post_id =&gt; $new_value ) {
		$original_value = $original_values[ $post_id ];
		$results[]      = wpseo_upsert_new( $what, $post_id, $new_value, $original_value );
	}

	wpseo_ajax_json_echo_die( $results );
}

/**
 * Insert a new value.
 *
 * @param string $what     Item type (such as title).
 * @param int    $post_id  Post ID.
 * @param string $new      New value to record.
 * @param string $original Original value.
 *
 * @return string
 */
function wpseo_upsert_new( $what, $post_id, $new, $original ) {
	$meta_key = WPSEO_Meta::$meta_prefix . $what;

	return wpseo_upsert_meta( $post_id, $new, $original, $meta_key, $what );
}

/**
 * Retrieves the keyword for the keyword doubles.
 */
function ajax_get_keyword_usage() {
	$post_id = filter_input( INPUT_POST, &#039;post_id&#039; );
	$keyword = filter_input( INPUT_POST, &#039;keyword&#039; );

	if ( ! current_user_can( &#039;edit_post&#039;, $post_id ) ) {
		die( &#039;-1&#039; );
	}

	wp_die(
		// phpcs:ignore WordPress.Security.EscapeOutput -- Reason: WPSEO_Utils::format_json_encode is safe.
		WPSEO_Utils::format_json_encode( WPSEO_Meta::keyword_usage( $keyword, $post_id ) )
	);
}

add_action( &#039;wp_ajax_get_focus_keyword_usage&#039;, &#039;ajax_get_keyword_usage&#039; );

/**
 * Retrieves the keyword for the keyword doubles of the termpages.
 */
function ajax_get_term_keyword_usage() {
	$post_id       = filter_input( INPUT_POST, &#039;post_id&#039; );
	$keyword       = filter_input( INPUT_POST, &#039;keyword&#039; );
	$taxonomy_name = filter_input( INPUT_POST, &#039;taxonomy&#039; );

	$taxonomy = get_taxonomy( $taxonomy_name );

	if ( ! $taxonomy ) {
		wp_die( 0 );
	}

	if ( ! current_user_can( $taxonomy-&gt;cap-&gt;edit_terms ) ) {
		wp_die( -1 );
	}

	$usage = WPSEO_Taxonomy_Meta::get_keyword_usage( $keyword, $post_id, $taxonomy_name );

	// Normalize the result so it it the same as the post keyword usage AJAX request.
	$usage = $usage[ $keyword ];

	wp_die(
		// phpcs:ignore WordPress.Security.EscapeOutput -- Reason: WPSEO_Utils::format_json_encode is safe.
		WPSEO_Utils::format_json_encode( $usage )
	);
}

add_action( &#039;wp_ajax_get_term_keyword_usage&#039;, &#039;ajax_get_term_keyword_usage&#039; );

/**
 * Registers hooks for all AJAX integrations.
 *
 * @return void
 */
function wpseo_register_ajax_integrations() {
	$integrations = [ new Yoast_Network_Admin() ];

	foreach ( $integrations as $integration ) {
		$integration-&gt;register_ajax_hooks();
	}
}

wpseo_register_ajax_integrations();

// SEO Score Recalculations.
new WPSEO_Recalculate_Scores_Ajax();

new Yoast_OnPage_Ajax();

new WPSEO_Shortcode_Filter();

new WPSEO_Taxonomy_Columns();

// Setting the notice for the recalculate the posts.
new Yoast_Dismissable_Notice_Ajax( &#039;recalculate&#039;, Yoast_Dismissable_Notice_Ajax::FOR_SITE );

/* ********************* DEPRECATED FUNCTIONS ********************* */

/**
 * Removes stopword from the sample permalink that is generated in an AJAX request.
 *
 * @deprecated 6.3
 * @codeCoverageIgnore
 */
function wpseo_remove_stopwords_sample_permalink() {
	_deprecated_function( __FUNCTION__, &#039;WPSEO 6.3&#039;, &#039;This method is deprecated.&#039; );

	wpseo_ajax_json_echo_die( &#039;&#039; );
}

/**
 * Function used to delete blocking files, dies on exit.
 *
 * @deprecated 7.0
 * @codeCoverageIgnore
 */
function wpseo_kill_blocking_files() {
	_deprecated_function( __FUNCTION__, &#039;WPSEO 7.0&#039;, &#039;This method is deprecated.&#039; );

	wpseo_ajax_json_echo_die( &#039;&#039; );
}

/**
 * Handles the posting of a new FB admin.
 *
 * @deprecated 7.1
 * @codeCoverageIgnore
 */
function wpseo_add_fb_admin() {
	if ( ! current_user_can( &#039;manage_options&#039; ) ) {
		die( &#039;-1&#039; );
	}
	_deprecated_function( __FUNCTION__, &#039;WPSEO 7.0&#039;, &#039;This method is deprecated.&#039; );
	wpseo_ajax_json_echo_die( &#039;&#039; );
}

/**
 * Used in the editor to replace vars for the snippet preview.
 *
 * @deprecated 11.9
 * @codeCoverageIgnore
 */
function wpseo_ajax_replace_vars() {
	_deprecated_function( __METHOD__, &#039;WPSEO 11.9&#039; );

	global $post;
	check_ajax_referer( &#039;wpseo-replace-vars&#039; );

	$post = get_post( intval( filter_input( INPUT_POST, &#039;post_id&#039; ) ) );
	global $wp_query;
	$wp_query-&gt;queried_object    = $post;
	$wp_query-&gt;queried_object_id = $post-&gt;ID;

	$omit = [ &#039;excerpt&#039;, &#039;excerpt_only&#039;, &#039;title&#039; ];
	echo wpseo_replace_vars( stripslashes( filter_input( INPUT_POST, &#039;string&#039; ) ), $post, $omit );
	die;
}
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