1 files changed, 103 insertions, 0 deletions
diff --git a/plugins/jetpack/jetpack_vendor/automattic/jetpack-status/src/class-cookiestate.php b/plugins/jetpack/jetpack_vendor/automattic/jetpack-status/src/class-cookiestate.php
new file mode 100644
index 00000000..7256a51f
--- /dev/null
+++ b/plugins/jetpack/jetpack_vendor/automattic/jetpack-status/src/class-cookiestate.php
@@ -0,0 +1,103 @@
+<?php
+/**
+ * Pass state to subsequent requests via cookies.
+ *
+ * @package automattic/jetpack-status
+ */
+
+namespace Automattic\Jetpack;
+
+/**
+ * Class Automattic\Jetpack\Status
+ *
+ * Used to retrieve information about the current status of Jetpack and the site overall.
+ */
+class CookieState {
+
+	/**
+	 * State is passed via cookies from one request to the next, but never to subsequent requests.
+	 * SET: state( $key, $value );
+	 * GET: $value = state( $key );
+	 *
+	 * @param string $key State key.
+	 * @param string $value Value.
+	 * @param bool   $restate Reset the cookie (private).
+	 */
+	public function state( $key = null, $value = null, $restate = false ) {
+		static $state = array();
+		static $path, $domain;
+		if ( ! isset( $path ) ) {
+			require_once ABSPATH . 'wp-admin/includes/plugin.php';
+			$admin_url = ( new Paths() )->admin_url();
+			$bits      = wp_parse_url( $admin_url );
+
+			if ( is_array( $bits ) ) {
+				$path   = ( isset( $bits['path'] ) ) ? dirname( $bits['path'] ) : null;
+				$domain = ( isset( $bits['host'] ) ) ? $bits['host'] : null;
+			} else {
+				$path   = null;
+				$domain = null;
+			}
+		}
+
+		// Extract state from cookies and delete cookies.
+		if ( isset( $_COOKIE['jetpackState'] ) && is_array( $_COOKIE['jetpackState'] ) ) {
+			// phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- User should sanitize if necessary.
+			$yum = wp_unslash( $_COOKIE['jetpackState'] );
+			unset( $_COOKIE['jetpackState'] );
+			foreach ( $yum as $k => $v ) {
+				if ( strlen( $v ) ) {
+					$state[ $k ] = $v;
+				}
+				setcookie( "jetpackState[$k]", false, 0, $path, $domain, is_ssl(), true );
+			}
+		}
+
+		if ( $restate ) {
+			foreach ( $state as $k => $v ) {
+				setcookie( "jetpackState[$k]", $v, 0, $path, $domain, is_ssl(), true );
+			}
+			return;
+		}
+
+		// Get a state variable.
+		if ( isset( $key ) && ! isset( $value ) ) {
+			if ( array_key_exists( $key, $state ) ) {
+				return $state[ $key ];
+			}
+			return null;
+		}
+
+		// Set a state variable.
+		if ( isset( $key ) && isset( $value ) ) {
+			if ( is_array( $value ) && isset( $value[0] ) ) {
+				$value = $value[0];
+			}
+			$state[ $key ] = $value;
+			if ( ! headers_sent() ) {
+				if ( $this->should_set_cookie( $key ) ) {
+					setcookie( "jetpackState[$key]", $value, 0, $path, $domain, is_ssl(), true );
+				}
+			}
+		}
+	}
+
+	/**
+	 * Determines whether the jetpackState[$key] value should be added to the
+	 * cookie.
+	 *
+	 * @param string $key The state key.
+	 *
+	 * @return boolean Whether the value should be added to the cookie.
+	 */
+	public function should_set_cookie( $key ) {
+		global $current_screen;
+		$page = isset( $current_screen->base ) ? $current_screen->base : null;
+
+		if ( 'toplevel_page_jetpack' === $page && 'display_update_modal' === $key ) {
+			return false;
+		}
+
+		return true;
+	}
+}