Adding upstream version 6.4.3+dfsg1.upstream/6.4.3+dfsg1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 171 insertions, 0 deletions

diff --git a/wp-includes/js/wp-auth-check.js b/wp-includes/js/wp-auth-check.js
new file mode 100644
index 0000000..44ff15a
--- /dev/null
+++ b/wp-includes/js/wp-auth-check.js
@@ -0,0 +1,171 @@
+/**
+ * Interim login dialog.
+ *
+ * @output wp-includes/js/wp-auth-check.js
+ */
+
+( function( $ ) {
+	var wrap,
+		tempHidden,
+		tempHiddenTimeout;
+
+	/**
+	 * Shows the authentication form popup.
+	 *
+	 * @since 3.6.0
+	 * @private
+	 */
+	function show() {
+		var parent = $( '#wp-auth-check' ),
+			form = $( '#wp-auth-check-form' ),
+			noframe = wrap.find( '.wp-auth-fallback-expired' ),
+			frame, loaded = false;
+
+		if ( form.length ) {
+			// Add unload confirmation to counter (frame-busting) JS redirects.
+			$( window ).on( 'beforeunload.wp-auth-check', function( event ) {
+				event.originalEvent.returnValue = window.wp.i18n.__( 'Your session has expired. You can log in again from this page or go to the login page.' );
+			});
+
+			frame = $( '<iframe id="wp-auth-check-frame" frameborder="0">' ).attr( 'title', noframe.text() );
+			frame.on( 'load', function() {
+				var height, body;
+
+				loaded = true;
+				// Remove the spinner to avoid unnecessary CPU/GPU usage.
+				form.removeClass( 'loading' );
+
+				try {
+					body = $( this ).contents().find( 'body' );
+					height = body.height();
+				} catch( er ) {
+					wrap.addClass( 'fallback' );
+					parent.css( 'max-height', '' );
+					form.remove();
+					noframe.focus();
+					return;
+				}
+
+				if ( height ) {
+					if ( body && body.hasClass( 'interim-login-success' ) ) {
+						hide();
+					} else {
+						parent.css( 'max-height', height + 40 + 'px' );
+					}
+				} else if ( ! body || ! body.length ) {
+					// Catch "silent" iframe origin exceptions in WebKit
+					// after another page is loaded in the iframe.
+					wrap.addClass( 'fallback' );
+					parent.css( 'max-height', '' );
+					form.remove();
+					noframe.focus();
+				}
+			}).attr( 'src', form.data( 'src' ) );
+
+			form.append( frame );
+		}
+
+		$( 'body' ).addClass( 'modal-open' );
+		wrap.removeClass( 'hidden' );
+
+		if ( frame ) {
+			frame.focus();
+			/*
+			 * WebKit doesn't throw an error if the iframe fails to load
+			 * because of "X-Frame-Options: DENY" header.
+			 * Wait for 10 seconds and switch to the fallback text.
+			 */
+			setTimeout( function() {
+				if ( ! loaded ) {
+					wrap.addClass( 'fallback' );
+					form.remove();
+					noframe.focus();
+				}
+			}, 10000 );
+		} else {
+			noframe.focus();
+		}
+	}
+
+	/**
+	 * Hides the authentication form popup.
+	 *
+	 * @since 3.6.0
+	 * @private
+	 */
+	function hide() {
+		var adminpage = window.adminpage,
+			wp        = window.wp;
+
+		$( window ).off( 'beforeunload.wp-auth-check' );
+
+		// When on the Edit Post screen, speed up heartbeat
+		// after the user logs in to quickly refresh nonces.
+		if ( ( adminpage === 'post-php' || adminpage === 'post-new-php' ) && wp && wp.heartbeat ) {
+			wp.heartbeat.connectNow();
+		}
+
+		wrap.fadeOut( 200, function() {
+			wrap.addClass( 'hidden' ).css( 'display', '' );
+			$( '#wp-auth-check-frame' ).remove();
+			$( 'body' ).removeClass( 'modal-open' );
+		});
+	}
+
+	/**
+	 * Set or reset the tempHidden variable used to pause showing of the modal
+	 * after a user closes it without logging in.
+	 *
+	 * @since 5.5.0
+	 * @private
+	 */
+	function setShowTimeout() {
+		tempHidden = true;
+		window.clearTimeout( tempHiddenTimeout );
+		tempHiddenTimeout = window.setTimeout(
+			function() {
+				tempHidden = false;
+			},
+			300000 // 5 min.
+		);
+	}
+
+	/**
+	 * Binds to the Heartbeat Tick event.
+	 *
+	 * - Shows the authentication form popup if user is not logged in.
+	 * - Hides the authentication form popup if it is already visible and user is
+	 *   logged in.
+	 *
+	 * @ignore
+	 *
+	 * @since 3.6.0
+	 *
+	 * @param {Object} e The heartbeat-tick event that has been triggered.
+	 * @param {Object} data Response data.
+	 */
+	$( function() {
+
+		/**
+		 * Hides the authentication form popup when the close icon is clicked.
+		 *
+		 * @ignore
+		 *
+		 * @since 3.6.0
+		 */
+		wrap = $( '#wp-auth-check-wrap' );
+		wrap.find( '.wp-auth-check-close' ).on( 'click', function() {
+			hide();
+			setShowTimeout();
+		});
+	}).on( 'heartbeat-tick.wp-auth-check', function( e, data ) {
+		if ( 'wp-auth-check' in data ) {
+			if ( ! data['wp-auth-check'] && wrap.hasClass( 'hidden' ) && ! tempHidden ) {
+				show();
+			} else if ( data['wp-auth-check'] && ! wrap.hasClass( 'hidden' ) ) {
+				hide();
+			}
+		}
+	});
+
+}(jQuery));