Upgrade Plugin Update Checker to v5.6, enhancing auto-update integration and security. Updated README and readme.txt with new features and improvements. Removed deprecated files and adjusted code for compatibility with the latest version.

Author: joychetry

README.md

@@ -65,6 +65,14 @@ For Tutorial check [Infinite Scroll Elementor documentation](https://joychetry.c
 - ✅ Added class existence checks to prevent fatal errors
 - ✅ Implemented graceful fallback for deprecated Elementor features
 
+**Plugin Update Checker Upgrade:**
+- ✅ Updated Plugin Update Checker from v4.11 to v5.6 (4-year upgrade)
+- ✅ Added WordPress 5.5+ auto-updates integration for better user experience
+- ✅ Improved ZIP handling for more reliable plugin updates
+- ✅ Enhanced security with 4+ years of accumulated patches
+- ✅ Added broader internationalization support
+- ✅ Better Debug Bar integration for debugging capabilities
+
 
 **Bug Fixes:**
 - ✅ Resolved SearchWP integration fatal errors related to deprecated Elementor classes

infinite-scroll-elementor.php

@@ -116,15 +116,14 @@ public function admin_notice_minimum_php_version()
 
 // Check for updates
 require 'plugin-update-checker/plugin-update-checker.php';
-$myUpdateChecker = Puc_v4_Factory::buildUpdateChecker(
+use YahnisElsts\PluginUpdateChecker\v5p6\PucFactory;
+
+$myUpdateChecker = PucFactory::buildUpdateChecker(
     'https://github.com/joychetry/infinite-scroll-elementor',
     __FILE__,
     'infinite-scroll-elementor'
 );
 
-//Optional: If you're using a private repository, specify the access token like this:
-//$myUpdateChecker->setAuthentication('Add_Code');
-
 //Optional: Set the branch that contains the stable release.
 $myUpdateChecker->setBranch('master');
 

plugin-update-checker/.editorconfig

@@ -0,0 +1,10 @@
+<?php
+
+namespace YahnisElsts\PluginUpdateChecker\v5;
+
+if ( !class_exists(PucFactory::class, false) ):
+
+	class PucFactory extends \YahnisElsts\PluginUpdateChecker\v5p6\PucFactory {
+	}
+
+endif;

plugin-update-checker/.gitignore

@@ -0,0 +1,86 @@
+<?php
+
+namespace YahnisElsts\PluginUpdateChecker\v5p6;
+
+if ( !class_exists(Autoloader::class, false) ):
+
+	class Autoloader {
+		const DEFAULT_NS_PREFIX = 'YahnisElsts\\PluginUpdateChecker\\';
+
+		private $prefix;
+		private $rootDir;
+		private $libraryDir;
+
+		private $staticMap;
+
+		public function __construct() {
+			$this->rootDir = dirname(__FILE__) . '/';
+
+			$namespaceWithSlash = __NAMESPACE__ . '\\';
+			$this->prefix = $namespaceWithSlash;
+
+			$this->libraryDir = $this->rootDir . '../..';
+			if ( !self::isPhar() ) {
+				$this->libraryDir = realpath($this->libraryDir);
+			}
+			$this->libraryDir = $this->libraryDir . '/';
+
+			//Usually, dependencies like Parsedown are in the global namespace,
+			//but if someone adds a custom namespace to the entire library, they
+			//will be in the same namespace as this class.
+			$isCustomNamespace = (
+				substr($namespaceWithSlash, 0, strlen(self::DEFAULT_NS_PREFIX)) !== self::DEFAULT_NS_PREFIX
+			);
+			$libraryPrefix = $isCustomNamespace ? $namespaceWithSlash : '';
+
+			$this->staticMap = array(
+				$libraryPrefix . 'PucReadmeParser' => 'vendor/PucReadmeParser.php',
+				$libraryPrefix . 'Parsedown'       => 'vendor/Parsedown.php',
+			);
+
+			//Add the generic, major-version-only factory class to the static map.
+			$versionSeparatorPos = strrpos(__NAMESPACE__, '\\v');
+			if ( $versionSeparatorPos !== false ) {
+				$versionSegment = substr(__NAMESPACE__, $versionSeparatorPos + 1);
+				$pointPos = strpos($versionSegment, 'p');
+				if ( ($pointPos !== false) && ($pointPos > 1) ) {
+					$majorVersionSegment = substr($versionSegment, 0, $pointPos);
+					$majorVersionNs = __NAMESPACE__ . '\\' . $majorVersionSegment;
+					$this->staticMap[$majorVersionNs . '\\PucFactory'] =
+						'Puc/' . $majorVersionSegment . '/Factory.php';
+				}
+			}
+
+			spl_autoload_register(array($this, 'autoload'));
+		}
+
+		/**
+		 * Determine if this file is running as part of a Phar archive.
+		 *
+		 * @return bool
+		 */
+		private static function isPhar() {
+			//Check if the current file path starts with "phar://".
+			static $pharProtocol = 'phar://';
+			return (substr(__FILE__, 0, strlen($pharProtocol)) === $pharProtocol);
+		}
+
+		public function autoload($className) {
+			if ( isset($this->staticMap[$className]) && file_exists($this->libraryDir . $this->staticMap[$className]) ) {
+				include($this->libraryDir . $this->staticMap[$className]);
+				return;
+			}
+
+			if ( strpos($className, $this->prefix) === 0 ) {
+				$path = substr($className, strlen($this->prefix));
+				$path = str_replace(array('_', '\\'), '/', $path);
+				$path = $this->rootDir . $path . '.php';
+
+				if ( file_exists($path) ) {
+					include $path;
+				}
+			}
+		}
+	}
+
+endif;