rl( 'options-reading.php' ),
			'button2_label'     => __( 'Remind Me Later', 'all-in-one-seo-pack' ),
			'button2_action'    => 'http://action#notification/blog-visibility-reminder',
			'start'             => gmdate( 'Y-m-d H:i:s' )
		] );
	}

	/**
	 * Add a notice if the description format is missing the Description tag.
	 *
	 * @since 4.0.5
	 *
	 * @return void
	 */
	private function descriptionFormat() {
		$notification = Models\Notification::getNotificationByName( 'description-format' );
		if ( ! in_array( 'descriptionFormat', aioseo()->internalOptions->deprecatedOptions, true ) ) {
			if ( $notification->exists() ) {
				Models\Notification::deleteNotificationByName( 'description-format' );
			}

			return;
		}

		$descriptionFormat = aioseo()->options->deprecated->searchAppearance->global->descriptionFormat;
		if ( false !== strpos( $descriptionFormat, '#description' ) ) {
			if ( $notification->exists() ) {
				Models\Notification::deleteNotificationByName( 'description-format' );
			}

			return;
		}

		if ( $notification->exists() ) {
			return;
		}

		Models\Notification::addNotification( [
			'slug'              => uniqid(),
			'notification_name' => 'description-format',
			'title'             => __( 'Invalid Description Format', 'all-in-one-seo-pack' ),
			'content'           => sprintf(
				// Translators: 1 - The plugin short name ("AIOSEO").
				__( 'Warning: %1$s has detected that you may have an invalid description format. This could lead to descriptions not being properly applied to your content.', 'all-in-one-seo-pack' ),
				AIOSEO_PLUGIN_SHORT_NAME
			) . ' ' . __( 'A Description tag is required in order to properly display your meta descriptions on your site.', 'all-in-one-seo-pack' ),
			'type'              => 'error',
			'level'             => [ 'all' ],
			'button1_label'     => __( 'Fix Now', 'all-in-one-seo-pack' ),
			'button1_action'    => 'http://route#aioseo-search-appearance&aioseo-scroll=description-format&aioseo-highlight=description-format:advanced',
			'button2_label'     => __( 'Remind Me Later', 'all-in-one-seo-pack' ),
			'button2_action'    => 'http://action#notification/description-format-reminder',
			'start'             => gmdate( 'Y-m-d H:i:s' )
		] );
	}

	/**
	 * Check if blog visibility is changing and add/delete the appropriate notification.
	 *
	 * @since 4.0.0
	 *
	 * @param  string $optionName The name of the option we are checking.
	 * @param  mixed  $oldValue   The old value.
	 * @param  mixed  $newValue   The new value.
	 * @return void
	 */
	public function maybeResetBlogVisibility( $optionName, $oldValue = '', $newValue = '' ) {
		if ( 'blog_public' === $optionName ) {
			if ( 1 === intval( $newValue ) ) {
				$notification = Models\Notification::getNotificationByName( 'blog-visibility' );
				if ( ! $notification->exists() ) {
					return;
				}

				Models\Notification::deleteNotificationByName( 'blog-visibility' );

				return;
			}

			$this->blogVisibility();
		}
	}

	/**
	 * Add a notice if the blog is set to hidden.
	 *
	 * @since 4.0.0
	 *
	 * @return void
	 */
	public function conflictingPlugins( $plugins = [] ) {
		if ( empty( $plugins ) ) {
			return;
		}

		$content = sprintf(
			// Translators: 1 - The plugin short name ("AIOSEO").
			__( 'Warning: %1$s has detected other active SEO or sitemap plugins. We recommend that you deactivate the following plugins to prevent any conflicts:', 'all-in-one-seo-pack' ),
			AIOSEO_PLUGIN_SHORT_NAME
		) . '<ul>';

		foreach ( $plugins as $pluginName => $pluginPath ) {
			$content .= '<li><strong>' . $pluginName . '</strong></li>';
		}

		$content .= '</ul>';

		// Update an existing notice.
		$notification = Models\Notification::getNotificationByName( 'conflicting-plugins' );
		if ( $notification->exists() ) {
			$notification->content = $content;
			$notification->save();

			return;
		}

		// Create a new one if it doesn't exist.
		Models\Notification::addNotification( [
			'slug'              => uniqid(),
			'notification_name' => 'conflicting-plugins',
			'title'             => __( 'Conflicting Plugins Detected', 'all-in-one-seo-pack' ),
			'content'           => $content,
			'type'              => 'error',
			'level'             => [ 'all' ],
			'button1_label'     => __( 'Fix Now', 'all-in-one-seo-pack' ),
			'button1_action'    => 'http://action#sitemap/deactivate-conflicting-plugins?refresh',
			'button2_label'     => __( 'Remind Me Later', 'all-in-one-seo-pack' ),
			'button2_action'    => 'http://action#notification/conflicting-plugins-reminder',
			'start'             => gmdate( 'Y-m-d H:i:s' )
		] );
	}
}