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Editing: Autoloader.php
<?php /** * Autoloader. */ namespace Customind; defined( 'ABSPATH' ) || exit; /** * Class Autoloader. * */ class Autoloader { /** * Array containing the registered namespace structures * * @var array */ protected $namespaces = []; /** * Destructor for the Autoloader class. * * The destructor automatically unregister the autoload callback function * with the SPL autoload system. */ public function __destruct() { $this->unregister(); } /** * Registers the autoload callback with the SPL autoload system. */ public function register() { spl_autoload_register( [ $this, 'autoload' ] ); } /** * Unregister the autoload callback with the SPL autoload system. */ public function unregister() { spl_autoload_unregister( [ $this, 'autoload' ] ); } /** * Add a specific namespace structure with our custom autoloader. * * @param string $root Root namespace name. * @param string $base_dir Directory containing the class files. * @param string $prefix Prefix to be added before the class. * @param string $suffix Suffix to be added after the class. * @param boolean $lowercase Whether the class should be changed to * lowercase. * @param boolean $underscores Whether the underscores should be changed to * hyphens. * * @return self */ public function add_namespace( $root, $base_dir, $prefix = '', $suffix = '.php', $lowercase = false, $underscores = false ) { $this->namespaces[] = [ 'root' => $this->normalize_root( (string) $root ), 'base_dir' => $this->add_trailing_slash( (string) $base_dir ), 'prefix' => (string) $prefix, 'suffix' => (string) $suffix, 'lowercase' => (bool) $lowercase, 'underscores' => (bool) $underscores, ]; return $this; } /** * The autoload function that gets registered with the SPL Autoloader * system. * * @param string $class The class that got requested by the spl_autoloader. */ public function autoload( $class ) { // Iterate over namespaces to find a match. foreach ( $this->namespaces as $namespace ) { // Move on if the object does not belong to the current namespace. if ( 0 !== strpos( $class, $namespace['root'] ) ) { continue; } // Remove namespace root level to correspond with root filesystem, and // replace the namespace separator "\" by the system-dependent directory separator. $filename = str_replace( [ $namespace['root'], '\\' ], [ '', DIRECTORY_SEPARATOR ], $class ); // Remove a leading backslash from the class name. $filename = $this->remove_leading_backslash( $filename ); // Change to lower case if requested. if ( $namespace['lowercase'] ) { $filename = strtolower( $filename ); } // Change underscores into hyphens if requested. if ( $namespace['underscores'] ) { $filename = str_replace( '_', '-', $filename ); } // Add base_dir, prefix and suffix. $filepath = $namespace['base_dir'] . $namespace['prefix'] . $filename . $namespace['suffix']; // Throw an exception if the file does not exist or is not readable. if ( is_readable( $filepath ) ) { require_once $filepath; } } } /** * Normalize a namespace root. * * @param string $root Namespace root that needs to be normalized. * * @return string Normalized namespace root. */ protected function normalize_root( $root ) { $root = $this->remove_leading_backslash( $root ); return $this->add_trailing_backslash( $root ); } /** * Remove a leading backslash from a string. * * @param string $string String to remove the leading backslash from. * * @return string Modified string. */ protected function remove_leading_backslash( $string ) { return ltrim( $string, '\\' ); } /** * Make sure a string ends with a trailing backslash. * * @param string $string String to check the trailing backslash of. * * @return string Modified string. */ protected function add_trailing_backslash( $string ) { return rtrim( $string, '\\' ) . '\\'; } /** * Make sure a string ends with a trailing slash. * * @param string $string String to check the trailing slash of. * * @return string Modified string. */ protected function add_trailing_slash( $string ) { return rtrim( $string, '/\\' ) . '/'; } }
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