From e5ce1add4715d278f23444fe684124377562dcb3 Mon Sep 17 00:00:00 2001
From: Ryan Boren <ryan@git.wordpress.org>
Date: Tue, 11 Mar 2008 16:13:07 +0000
Subject: [PATCH] Upgrade message in dash. Props mdawaffe. fixes #6060

git-svn-id: https://develop.svn.wordpress.org/trunk@7237 602fd350-edb4-49c9-b593-d223f7449a82
---
 wp-admin/includes/update.php | 27 ++++++++++++++++++++-------
 wp-admin/index.php           |  2 +-
 wp-includes/update.php       | 11 ++++++++---
 3 files changed, 29 insertions(+), 11 deletions(-)

diff --git a/wp-admin/includes/update.php b/wp-admin/includes/update.php
index 5523252032..edfd0f7c59 100644
--- a/wp-admin/includes/update.php
+++ b/wp-admin/includes/update.php
@@ -1,6 +1,6 @@
 <?php
 
-// The admin side of our 1.0 update system
+// The admin side of our 1.1 update system
 
 function core_update_footer( $msg = '' ) {
 	if ( !current_user_can('manage_options') )
@@ -10,16 +10,18 @@ function core_update_footer( $msg = '' ) {
 
 	switch ( $cur->response ) {
 	case 'development' :
-		return sprintf( '| '.__( 'You are using a development version (%s). Cool! Please <a href="%s">stay updated</a>.' ), $GLOBALS['wp_version'], 'http://wordpress.org/download/svn/' );
+		return sprintf( '| '.__( 'You are using a development version (%s). Cool! Please <a href="%s">stay updated</a>.' ), $GLOBALS['wp_version'], $cur->url, $cur->current );
 	break;
 
 	case 'upgrade' :
-		return sprintf( '| <strong>'.__( 'Your WordPress %s is out of date. <a href="%s">Please update</a>.' ).'</strong>', $GLOBALS['wp_version'], $cur->url );
-	break;
+		if ( current_user_can('manage_options') ) {
+			return sprintf( '| <strong>'.__( '<a href="%2$s">Get Version %3$s</a>' ).'</strong>', $GLOBALS['wp_version'], $cur->url, $cur->current );
+			break;
+		}
 
 	case 'latest' :
 	default :
-		return sprintf( '| '.__( 'Version %s' ), $GLOBALS['wp_version'] );
+		return sprintf( '| '.__( 'Version %s' ), $GLOBALS['wp_version'], $cur->url, $cur->current );
 	break;
 	}
 }
@@ -32,14 +34,25 @@ function update_nag() {
 		return false;
 
 	if ( current_user_can('manage_options') )
-		$msg = sprintf( __('A new version of WordPress is available! <a href="%s">Please update now</a>.'), $cur->url );
+		$msg = sprintf( __('WordPress %2$s is available! <a href="%1$s">Please update now</a>.'), $cur->url, $cur->current );
 	else
-		$msg = __('A new version of WordPress is available! Please notify the site administrator.');
+		$msg = sprintf( __('WordPress %2$s is available! Please notify the site administrator.'), $cur->url, $cur->current );
 
 	echo "<div id='update-nag'>$msg</div>";
 }
 add_action( 'admin_notices', 'update_nag', 3 );
 
+// Called directly from dashboard
+function update_right_now_message() {
+	$cur = get_option( 'update_core' );
+
+	$msg = sprintf( __('This is WordPress version %s.'), $GLOBALS['wp_version'] );
+	if ( isset( $cur->response ) && $cur->response == 'upgrade' && current_user_can('manage_options') )
+		$msg .= " <a href='$cur->url' class='rbutton'>" . sprintf( __('Update to %s'), $cur->current ? $cur->current : __( 'Latest' ) ) . '</a>';
+
+	echo "<span id='wp-version-message'>$msg</span>";
+}
+
 function wp_update_plugins() {
 	global $wp_version;
 
diff --git a/wp-admin/index.php b/wp-admin/index.php
index fb05ba2335..9a811b4411 100644
--- a/wp-admin/index.php
+++ b/wp-admin/index.php
@@ -101,7 +101,7 @@ if ( $can_switch_themes = current_user_can( 'switch_themes' ) )
 	<?php if ( $can_switch_themes ) : ?>
 		<a href="themes.php" class="rbutton"><?php _e('Change Theme'); ?></a>
 	<?php endif; ?>
-	<?php printf( __( "This is WordPress version %s." ), $GLOBALS['wp_version'] ); ?>
+	<?php update_right_now_message(); ?>
 </p>
 
 <?php do_action( 'rightnow_end' ); ?>
diff --git a/wp-includes/update.php b/wp-includes/update.php
index 05a28dc0ae..297bcbdeb3 100644
--- a/wp-includes/update.php
+++ b/wp-includes/update.php
@@ -39,7 +39,7 @@ function wp_version_check() {
 	$new_option->last_checked = time(); // this gets set whether we get a response or not, so if something is down or misconfigured it won't delay the page load for more than 3 seconds, twice a day
 	$new_option->version_checked = $wp_version;
 
-	$http_request  = "GET /core/version-check/1.0/?version=$wp_version&php=$php_version&locale=$locale HTTP/1.0\r\n";
+	$http_request  = "GET /core/version-check/1.1/?version=$wp_version&php=$php_version&locale=$locale HTTP/1.0\r\n";
 	$http_request .= "Host: api.wordpress.org\r\n";
 	$http_request .= 'Content-Type: application/x-www-form-urlencoded; charset=' . get_option('blog_charset') . "\r\n";
 	$http_request .= 'User-Agent: WordPress/' . $wp_version . '; ' . get_bloginfo('url') . "\r\n";
@@ -53,14 +53,19 @@ function wp_version_check() {
 		fclose( $fs );
 
 		$response = explode("\r\n\r\n", $response, 2);
+		if ( !preg_match( '|HTTP/.*? 200|', $response[0] ) )
+			return false;
+
 		$body = trim( $response[1] );
 		$body = str_replace(array("\r\n", "\r"), "\n", $body);
 
 		$returns = explode("\n", $body);
 
-		$new_option->response = $returns[0];
+		$new_option->response = attribute_escape( $returns[0] );
 		if ( isset( $returns[1] ) )
-			$new_option->url = $returns[1];
+			$new_option->url = clean_url( $returns[1] );
+		if ( isset( $returns[2] ) )
+			$new_option->current = attribute_escape( $returns[2] );
 	}
 	update_option( 'update_core', $new_option );
 }