From 9208eb2f45b43ff8730b0130e470f9c536990701 Mon Sep 17 00:00:00 2001
From: Bryce Adams <brycead@gmail.com>
Date: Wed, 26 Oct 2016 10:38:40 +1100
Subject: [PATCH 1/6] Method to get home URL

---
 lib/Site.php | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/lib/Site.php b/lib/Site.php
index 386b4f6..f86ba91 100644
--- a/lib/Site.php
+++ b/lib/Site.php
@@ -58,6 +58,15 @@ public function getURL() {
 		return $this->data->url;
 	}
 
+	/**
+	 * Get the home (URL) for a site.
+	 *
+	 * @return string
+	 */
+	public function getHome() {
+		return $this->data->home;
+	}
+
 	/**
 	 * Get the index URL for the API.
 	 *

From b3b89bab0e3095c5c708cb8f31dce1bbb22c434c Mon Sep 17 00:00:00 2001
From: Bryce Adams <brycead@gmail.com>
Date: Sat, 12 Nov 2016 08:43:20 +1100
Subject: [PATCH 2/6] Handle different URL rel for API discovery

---
 lib/namespace.php | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/namespace.php b/lib/namespace.php
index f5da48d..cadbde4 100644
--- a/lib/namespace.php
+++ b/lib/namespace.php
@@ -47,6 +47,7 @@ function discover_api_root( $uri, $legacy = false ) {
 		}
 		switch ( $attrs['rel'] ) {
 			case 'https://api.w.org/':
+			case 'shortlink':
 				break;
 
 			case 'https://github.com/WP-API/WP-API':

From 41764cf438f23072efb80169ec414175f1d52b5c Mon Sep 17 00:00:00 2001
From: Bryce Adams <brycead@gmail.com>
Date: Mon, 27 Feb 2017 21:35:16 +1100
Subject: [PATCH 3/6] Handle home not being set

---
 lib/Site.php | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/lib/Site.php b/lib/Site.php
index f86ba91..1919e41 100644
--- a/lib/Site.php
+++ b/lib/Site.php
@@ -60,11 +60,12 @@ public function getURL() {
 
 	/**
 	 * Get the home (URL) for a site.
+	 * If none, return false.
 	 *
-	 * @return string
+	 * @return string|bool
 	 */
 	public function getHome() {
-		return $this->data->home;
+		return isset($this->data->home) ? $this->data->home : false;
 	}
 
 	/**

From 71768f2444d60527b4689cadc9a22e57f2b8d20e Mon Sep 17 00:00:00 2001
From: Bryce Adams <brycead@gmail.com>
Date: Thu, 20 Apr 2017 18:43:07 +1000
Subject: [PATCH 4/6] Check for white space in body and remove

---
 lib/namespace.php | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/lib/namespace.php b/lib/namespace.php
index cadbde4..c8271f4 100644
--- a/lib/namespace.php
+++ b/lib/namespace.php
@@ -102,11 +102,16 @@ function parse_link_header( $link ) {
 function get_index_information( $url ) {
 	$response = Requests::get( $url );
 	$response->throw_for_status();
+	$body = $response->body;
 
-	$index = json_decode( $response->body );
+	if (0 === strpos(bin2hex($body), 'efbbbf')) {
+	   $body = substr($body, 3);
+	}
+
+	$index = json_decode( $body );
 	if ( empty( $index ) && json_last_error() !== JSON_ERROR_NONE ) {
 		throw new Exception( json_last_error_msg(), json_last_error() );
 	}
 
 	return new Site( $index, $url );
-}
+}
\ No newline at end of file

From 2724841059192fac2e52ec1dd5808a2c94ee5377 Mon Sep 17 00:00:00 2001
From: Bryce Adams <brycead@gmail.com>
Date: Tue, 2 May 2017 09:52:37 +0900
Subject: [PATCH 5/6] Check for discovering root failures

---
 lib/namespace.php | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/lib/namespace.php b/lib/namespace.php
index c8271f4..e4d9f18 100644
--- a/lib/namespace.php
+++ b/lib/namespace.php
@@ -18,6 +18,14 @@ function discover( $uri, $legacy = false ) {
 	if ( empty( $root ) ) {
 		return null;
 	}
+	
+	// Step 1.5: If root matches URI, return default with wp-json.
+	$root = rtrim($root,"/");
+	$uri = rtrim($uri,"/");
+	
+	if ($root == $uri) {
+		$root .= '/wp-json';
+	}
 
 	// Step 2: Ask the API for information.
 	return get_index_information( $root );

From 6b49f357686d350bff84a60b7d11ee0ce04489e6 Mon Sep 17 00:00:00 2001
From: Bryce Adams <bryce@metorik.com>
Date: Tue, 13 Jun 2017 20:27:14 +1000
Subject: [PATCH 6/6] Fix for multiple values on "Link" header

See https://github.com/WP-API/discovery-php/pull/6
---
 lib/namespace.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/namespace.php b/lib/namespace.php
index e4d9f18..ae9429b 100644
--- a/lib/namespace.php
+++ b/lib/namespace.php
@@ -44,7 +44,8 @@ function discover_api_root( $uri, $legacy = false ) {
 	$response = Requests::head( $uri );
 	$response->throw_for_status();
 
-	$links = $response->headers->getValues( 'Link' );
+	$header_value = $response->headers->getValues( 'Link' );
+	$links = explode( ',', $header_value[0] );
 
 	// Find the correct link by relation
 	foreach ( $links as $link ) {