WP_Privacy_Policy_Content::text_change_check()

Quick check if any privacy info has changed.


Description Description


Source Source

File: wp-admin/includes/misc.php

	public static function text_change_check() {

		$policy_page_id = (int) get_option( 'wp_page_for_privacy_policy' );

		// The site doesn't have a privacy policy.
		if ( empty( $policy_page_id ) ) {
			return false;
		}

		if ( ! current_user_can( 'edit_post', $policy_page_id ) ) {
			return false;
		}

		$old = (array) get_post_meta( $policy_page_id, '_wp_suggested_privacy_policy_content' );

		// Updates are not relevant if the user has not reviewed any suggestions yet.
		if ( empty( $old ) ) {
			return false;
		}

		$cached = get_option( '_wp_suggested_policy_text_has_changed' );

		/*
		 * When this function is called before `admin_init`, `self::$policy_content`
		 * has not been populated yet, so use the cached result from the last
		 * execution instead.
		 */
		if ( ! did_action( 'admin_init' ) ) {
			return 'changed' === $cached;
		}

		$new = self::$policy_content;

		// Remove the extra values added to the meta.
		foreach ( $old as $key => $data ) {
			if ( ! empty( $data['removed'] ) ) {
				unset( $old[ $key ] );
				continue;
			}

			$old[ $key ] = array(
				'plugin_name' => $data['plugin_name'],
				'policy_text' => $data['policy_text'],
			);
		}

		// Normalize the order of texts, to facilitate comparison.
		sort( $old );
		sort( $new );

		// The == operator (equal, not identical) was used intentionally.
		// See http://php.net/manual/en/language.operators.array.php
		if ( $new != $old ) {
			// A plugin was activated or deactivated, or some policy text has changed.
			// Show a notice on the relevant screens to inform the admin.
			add_action( 'admin_notices', array( 'WP_Privacy_Policy_Content', 'policy_text_changed_notice' ) );
			$state = 'changed';
		} else {
			$state = 'not-changed';
		}

		// Cache the result for use before `admin_init` (see above).
		if ( $cached !== $state ) {
			update_option( '_wp_suggested_policy_text_has_changed', $state );
		}

		return 'changed' === $state;
	}

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Version Description
4.9.6 Introduced.


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