From 8ed2834c27f3a3c535e6ed56fedfa4d3af7413da Mon Sep 17 00:00:00 2001
From: sam perrow <sam.perrow399@gmail.com>
Date: Sun, 2 Aug 2020 20:04:04 -0600
Subject: [PATCH] 1.7.3

---
 includes/class-pprh-send-hints.php | 35 +++++++++++-------------------
 js/admin.js                        |  5 ++---
 pre-party-browser-hints.php        | 15 +++++++++----
 readme.txt                         | 13 +++++++----
 4 files changed, 35 insertions(+), 33 deletions(-)

diff --git a/includes/class-pprh-send-hints.php b/includes/class-pprh-send-hints.php
index 5f5704f..3992de5 100644
--- a/includes/class-pprh-send-hints.php
+++ b/includes/class-pprh-send-hints.php
@@ -10,14 +10,14 @@ class Send_Hints {
 
 	protected $hints = array();
 
-	protected $hint_location = '';
+	protected $send_hints_in_html = '';
 
 	public function __construct() {
 		add_action( 'wp_loaded', array( $this, 'get_resource_hints' ) );
 	}
 
 	public function get_resource_hints() {
-		$this->hint_location = get_option('pprh_html_head');
+		$this->send_hints_in_html = get_option('pprh_html_head');
 
 		$this->hints = $this->get_hints();
 
@@ -25,7 +25,7 @@ public function get_resource_hints() {
 			return;
 		}
 
-		( 'false' === $this->hint_location && ! headers_sent() )
+		( 'false' === $this->send_hints_in_html && ! headers_sent() )
 			? add_action('send_headers', array($this, 'send_in_http_header'), 1, 0)
 			: add_action('wp_head', array($this, 'send_to_html_head'), 1, 0);
 	}
@@ -42,9 +42,9 @@ public function get_hints() {
 	public function send_to_html_head() {
 		foreach ( $this->hints as $key => $val ) {
 			$attrs = '';
-			$attrs .= $this->add_html_attr( 'as', $val->as_attr );
-			$attrs .= $this->add_html_attr( 'type', $val->type_attr );
-			$attrs .= $this->add_html_attr( 'crossorigin', trim( $val->crossorigin ) );
+			$attrs .= $this->add_attr( 'as', $val->as_attr );
+			$attrs .= $this->add_attr( 'type', $val->type_attr );
+			$attrs .= $this->add_attr( 'crossorigin', trim( $val->crossorigin ) );
 			echo sprintf( '<link href="%s" rel="%s"%s>', $val->url, $val->hint_type, $attrs );
 		}
 	}
@@ -54,9 +54,9 @@ public function send_in_http_header() {
 
 		foreach ( $this->hints as $key => $val ) {
 			$attrs = '';
-			$attrs .= $this->add_header_attr( 'as', $val->as_attr );
-			$attrs .= $this->add_header_attr( 'type', $val->type_attr );
-			$attrs .= $this->add_header_attr( 'crossorigin', trim( $val->crossorigin ) );
+			$attrs .= $this->add_attr( 'as', $val->as_attr );
+			$attrs .= $this->add_attr( 'type', $val->type_attr );
+			$attrs .= $this->add_attr( 'crossorigin', trim( $val->crossorigin ) );
 			$str = sprintf( '<%s>; rel=%s;%s', $val->url, $val->hint_type, $attrs );
 			$str = rtrim( $str, ';' );
 			$output .= $str . ', ';
@@ -66,22 +66,13 @@ public function send_in_http_header() {
 		header( $header_str );
 	}
 
-	private function add_header_attr( $name, $val ) {
+	private function add_attr( $name, $val ) {
 		if ( ! empty( $val ) ) {
 			$attr = Utils::clean_hint_attr( $val );
-			return " $name=$attr;";
-		} else {
-			return '';
-		}
-	}
-
-	private function add_html_attr( $name, $val ) {
-		if ( ! empty( $val ) ) {
-			$attr = Utils::clean_hint_attr( $val );
-			return " $name=\"$attr\"";
-		} else {
-			return '';
+			$attr = ( 'true' === $this->send_hints_in_html ) ? "\"$attr\"" : "$attr;";
+			return ' ' . ( ( 'crossorigin' === $name ) ? $name : "$name=" . $attr );
 		}
+		return '';
 	}
 
 }
diff --git a/js/admin.js b/js/admin.js
index b33bba0..4372ea8 100644
--- a/js/admin.js
+++ b/js/admin.js
@@ -108,7 +108,7 @@ jQuery(document).ready(function($) {
 			return {
 				url: hint_url,
 				hint_type: hintType,
-				crossorigin: elems.crossorigin.attr('checked') ? 'crossorigin' : '',
+				crossorigin: elems.crossorigin.is(':checked') ? 'crossorigin' : '',
 				as_attr: elems.as_attr.val(),
 				type_attr: elems.type_attr.val(),
 				action: op,
@@ -144,7 +144,6 @@ jQuery(document).ready(function($) {
 	}
 
 	function createAjaxReq(dataObj) {
-		var host = document.location.origin;
 		var xhr = new XMLHttpRequest();
 		var url = pprh_nonce.admin_url + 'admin-ajax.php';
 		xhr.open('POST', url, true);
@@ -260,7 +259,7 @@ jQuery(document).ready(function($) {
 		var checkboxes = $('table.pprh-post-table tbody th.check-column input:checkbox');
 
 		$.each(checkboxes, function() {
-			if ($(this).attr('checked')) {
+			if ($(this).is(':checked')) {
 				return idArr.push($(this).val());
 			}
 		});
diff --git a/pre-party-browser-hints.php b/pre-party-browser-hints.php
index 71c3d31..b664c2a 100644
--- a/pre-party-browser-hints.php
+++ b/pre-party-browser-hints.php
@@ -3,7 +3,7 @@
  * Plugin Name:       Pre* Party Resource Hints
  * Plugin URI:        https://wordpress.org/plugins/pre-party-browser-hints/
  * Description:       Take advantage of the browser resource hints DNS-Prefetch, Prerender, Preconnect, Prefetch, and Preload to improve page load time.
- * Version:           1.7.2.2
+ * Version:           1.7.3
  * Requires at least: 4.4
  * Requires PHP:      5.6.30
  * Author:            Sam Perrow
@@ -13,7 +13,7 @@
  * Text Domain:       pprh
  * Domain Path:       /languages
  *
- * last edited July 7, 2020
+ * last edited August 2, 2020
  *
  * Copyright 2016  Sam Perrow  (email : sam.perrow399@gmail.com)
  *
@@ -48,6 +48,7 @@ public function initialize() {
 			include_once PPRH_ABS_DIR . '/includes/class-pprh-ajax-ops.php';
 			add_action( 'admin_menu', array( $this, 'load_admin_page' ) );
 		} else {
+			$this->pprh_disable_wp_hints();
 			include_once PPRH_ABS_DIR . '/includes/class-pprh-send-hints.php';
 		}
 
@@ -81,7 +82,7 @@ public function create_constants() {
 		$abs_dir = untrailingslashit( __DIR__ );
 		$rel_dir = plugins_url() . '/pre-party-browser-hints/';
 
-		define( 'PPRH_VERSION', '2.0.2' );
+		define( 'PPRH_VERSION', '1.7.3' );
 		define( 'PPRH_DB_TABLE', $table );
 		define( 'PPRH_ABS_DIR', $abs_dir );
 		define( 'PPRH_REL_DIR', $rel_dir );
@@ -95,7 +96,7 @@ public function register_admin_files( $hook ) {
 				'admin_url' => admin_url()
 			);
 
-			wp_register_script( 'pprh_admin_js', plugin_dir_url( __FILE__ ) . 'js/admin.js', null, PPRH_VERSION, true );
+			wp_register_script( 'pprh_admin_js', plugin_dir_url( __FILE__ ) . 'js/admin.js', array( 'jquery' ), PPRH_VERSION, true );
 			wp_localize_script( 'pprh_admin_js', 'pprh_nonce', $ajax_data );
 			wp_register_style( 'pprh_styles_css', plugin_dir_url( __FILE__ ) . '/css/styles.css', null, PPRH_VERSION, 'all' );
 
@@ -189,4 +190,10 @@ private function create_table( $table_name ) {
 		dbDelta( $sql, true );
 	}
 
+	public function pprh_disable_wp_hints() {
+		if ( 'true' === get_option( 'pprh_disable_wp_hints' ) ) {
+			return remove_action( 'wp_head', 'wp_resource_hints', 2 );
+		}
+	}
+
 }
diff --git a/readme.txt b/readme.txt
index fbf51c5..d55f89b 100644
--- a/readme.txt
+++ b/readme.txt
@@ -3,8 +3,8 @@ Contributors: samperrow
 Donate link: https://www.paypal.me/samperrow
 Tags: W3C, DNS prefetch, prerender, preconnect, prefetch, preload, web perf, performance, speed, resource hints
 Requires at least: 4.4
-Tested up to: 5.4.2
-Stable tag: 1.7.2.2
+Tested up to: 5.5
+Stable tag: 1.7.3
 Requires PHP: 5.6.30
 License: GPLv2 or later
 License URI: http://www.gnu.org/licenses/gpl-2.0.html
@@ -80,8 +80,13 @@ To activate the preloaded resource, you must call that file in HTML as you would
 
 == Changelog ==
 
-1. Most recent update: July 7, 2020.
-2. Version 1.7.2.2
+1. Most recent update: August 2, 2020.
+2. Version 1.7.3
+
+August 2, 2020:
+1) tested WP 5.5 compatbility
+2) corrected bug with updating hints
+3) simplified the sending of and creation of frontend hints
 
 July 7, 2020:
 1) Replaced hardcoded "wp-admin" URL's with dynamic ones.