Work in progress.

core/functions.php

@@ -86,6 +86,35 @@ function debugpress_format_size( $size, int $decimal = 2, string $sep = ' ' ) :
 	return round( $size, $decimal ) . $sep . $units[ $pow ];
 }
 
+/**
+ * Check if specified file exist even in the include paths.
+ *
+ * @param string $file file name to find
+ *
+ * @return bool true if the file is found in current path or include path.
+ */
+function debugpress_file_exists( $file ) : bool {
+	if ( function_exists( 'stream_resolve_include_path' ) ) {
+		return ! ( stream_resolve_include_path( $file ) === false );
+	} else {
+		$paths = get_include_path();
+
+		if ( $paths === false ) {
+			return false;
+		}
+
+		$paths = explode( PATH_SEPARATOR, $paths );
+
+		foreach ( $paths as $path ) {
+			if ( file_exists( $path . DIRECTORY_SEPARATOR . $file ) ) {
+				return true;
+			}
+		}
+
+		return false;
+	}
+}
+
 /**
  * Extract part of the string from the left, based on the position of the other string.
  *

core/main/Info.php

@@ -421,23 +421,45 @@ public static function php_apc() : string {
 	}
 
 	public static function php_pear() : string {
-		try {
-			@include_once( 'System.php' );
+		$file = 'System.php';
 
-			if ( class_exists( '\System' ) === true ) {
-				return __( "loaded", "debugpress" );
+		if ( debugpress_file_exists( $file ) ) {
+			try {
+				@include_once( $file );
+
+				if ( class_exists( '\System' ) === true ) {
+					return __( "loaded", "debugpress" );
+				}
+			} catch ( Exception $exception ) {
 			}
-		} catch ( Exception $exception ) {
 		}
 
 		return '<strong style="color: #cc0000;">' . __( "not loaded", "debugpress" ) . '</strong>';
 	}
 
+	public static function php_include_path() : string {
+		$path = get_include_path();
+
+		return $path === false ? '' : $path;
+	}
+
+	public static function php_loaded_extensions( bool $zend = false ) : array {
+		return get_loaded_extensions( $zend );
+	}
+
+	public static function php_extension( $name ) : string {
+		if ( extension_loaded( $name ) ) {
+			return __( "OK", "debugpress" );
+		} else {
+			return '<strong style="color: #cc0000;">' . __( "not available", "debugpress" ) . '</strong>';
+		}
+	}
+
 	public static function php_function( $name ) : string {
 		if ( function_exists( $name ) ) {
 			return __( "OK", "debugpress" );
 		} else {
 			return '<strong style="color: #cc0000;">' . __( "not available", "debugpress" ) . '</strong>';
 		}
 	}
-}
+}

core/panel/Server.php

@@ -6,6 +6,7 @@
 	exit;
 }
 
+use Dev4Press\Plugin\DebugPress\Main\DB;
 use Dev4Press\Plugin\DebugPress\Main\Info;
 use Dev4Press\Plugin\DebugPress\Main\Panel;
 
@@ -37,6 +38,15 @@ public function left() {
 		$this->table_init_standard();
 		$this->table_head();
 		$this->table_row( array( __( "Version", "debugpress" ), Info::mysql_version() ) );
+		$this->table_row( array( __( "Charset", "debugpress" ), DB::instance()->wpdb()->charset ) );
+		$this->table_row( array( __( "Collation", "debugpress" ), DB::instance()->wpdb()->collate ) );
+		$this->table_foot();
+		$this->block_footer();
+
+		$this->title( __( "mySQL Connection", "debugpress" ) );
+		$this->block_header();
+		$this->table_init_standard();
+		$this->table_head();
 		$this->table_row( array( __( "Host", "debugpress" ), DB_HOST ) );
 		$this->table_row( array( __( "Database", "debugpress" ), DB_NAME ) );
 		$this->table_row( array( __( "User", "debugpress" ), DB_USER ) );
@@ -60,7 +70,8 @@ public function right() {
 		$this->table_row( array( __( "Max POST Size", "debugpress" ), Info::php_post_size() ) );
 		$this->table_row( array( __( "Max Upload Size", "debugpress" ), Info::php_upload_size() ) );
 		$this->table_row( array( __( "Max Execution Time", "debugpress" ), Info::php_execution_time() ) );
-		$this->table_row( array( __( "Allow URL fopen", "debugpress" ), Info::php_allow_url_fopen() ) );
+		$this->table_row( array( __( "Allow URL `fopen`", "debugpress" ), Info::php_allow_url_fopen() ) );
+		$this->table_row( array( __( "Include path", "debugpress" ), Info::php_include_path() ) );
 		$this->table_foot();
 		$this->block_footer();
 
@@ -78,18 +89,42 @@ public function right() {
 		$this->table_foot();
 		$this->block_footer();
 
-		$this->title( __( "PHP Extensions", "debugpress" ) );
+		$this->title( __( "PHP Important Extensions", "debugpress" ) );
 		$this->block_header();
 		$this->table_init_standard();
 		$this->table_head();
-		$this->table_row( array( 'Zend OPCache', Info::php_opcache() ) );
 		$this->table_row( array( 'PDO', Info::php_pdo() ) );
 		$this->table_row( array( 'zLib', Info::php_zlib() ) );
 		$this->table_row( array( 'cURL', Info::php_curl() ) );
 		$this->table_row( array( 'GD', Info::php_gd() ) );
-		$this->table_row( array( 'APC', Info::php_apc() ) );
 		$this->table_row( array( 'PEAR', Info::php_pear() ) );
 		$this->table_foot();
 		$this->block_footer();
+
+		$this->title( __( "PHP Cache Extensions", "debugpress" ) );
+		$this->block_header();
+		$this->table_init_standard();
+		$this->table_head();
+		$this->table_row( array( 'Zend OPCache', Info::php_opcache() ) );
+		$this->table_row( array( 'APC', Info::php_apc() ) );
+		$this->table_row( array( 'Memcache', Info::php_extension( 'memcache' ) ) );
+		$this->table_row( array( 'Memcached', Info::php_extension( 'memcached' ) ) );
+		$this->table_foot();
+		$this->block_footer();
+
+		$this->title( __( "PHP Loaded Extensions", "debugpress" ) );
+		$this->block_header();
+		$this->table_init_standard();
+		$this->table_head();
+		$this->table_row( array(
+			__( "Standard", "debugpress" ),
+			debugpress_rx( Info::php_loaded_extensions(), false )
+		) );
+		$this->table_row( array(
+			__( "ZEND", "debugpress" ),
+			debugpress_rx( Info::php_loaded_extensions( true ), false )
+		) );
+		$this->table_foot();
+		$this->block_footer();
 	}
-}
+}

debugpress.php

@@ -67,4 +67,4 @@
 	require_once( DEBUGPRESS_PLUGIN_PATH . 'core/admin.php' );
 
 	debugpress_admin();
-}
+}

readme.txt

@@ -103,10 +103,15 @@ If you have enabled debugger (for admin side and/or frontend), Debugger is activ
 To enable WordPress debug mode via `wp-config.php`, check out the article here: [WordPress Setup](https://debug.press/documentation/wordpress-setup/).
 
 == Changelog ==
-= 2.2 (2023.02.01) =
-* New: Updated some system requirements
+= 2.2 (2023.02.03) =
+* New: Updated some plugin system requirements
+* New: Server panel shows PHP Include Path value
+* New: Server panel shows Memcache/Memcached status
+* New: Server panel shows all loaded extensions
+* New: Server panel shows expanded MySQL information
 * Edit: Various improvements to some panels display conditions
 * Fix: Several more issues related to changes in PHP 8.1 and 8.2
+* Fix: Issue with detection of the PEAR System.php file
 
 = 2.1 (2022.12.30) =
 * New: Tested with PHP 8.2 and WordPress 6.1
@@ -244,6 +249,9 @@ To enable WordPress debug mode via `wp-config.php`, check out the article here:
 * First official release
 
 == Upgrade Notice ==
+= 2.2 =
+Various updates, improvements and fixes.
+
 = 2.1 =
 Various updates and improvements. Updated Kint Library.