Last Piece Hacktivist Crew

Editing: Util_Theme.php

<?php
/**
 * File: Util_Theme.php
 *
 * @package W3TC
 */

namespace W3TC;

/**
 * Class Util_Theme
 *
 * phpcs:disable WordPress.PHP.NoSilencedErrors.Discouraged
 * phpcs:disable WordPress.WP.AlternativeFunctions
 */
class Util_Theme {
	/**
	 * Get
	 *
	 * @param string $themename Theme name.
	 *
	 * @return array
	 */
	public static function get( $themename ) {
		$wp_themes = self::get_themes();

if ( is_array( $wp_themes ) && array_key_exists( $themename, $wp_themes ) ) {
			return $wp_themes[ $themename ];
		}

return array();
	}

/**
	 * Get current theme name
	 *
	 * @return string
	 */
	public static function get_current_theme_name() {
		return wp_get_theme()->get( 'Name' );
	}

/**
	 * Get current theme
	 *
	 * @return object
	 */
	public static function get_current_theme() {
		return wp_get_theme();
	}

/**
	 * Get themes
	 *
	 * @return object
	 */
	public static function get_themes() {
		global $wp_themes;
		if ( isset( $wp_themes ) ) {
			return $wp_themes;
		}

$themes = array();
		foreach ( wp_get_themes() as $theme ) {
			$name = $theme->get( 'Name' );
			if ( isset( $wp_themes[ $name ] ) ) {
				$themes[ $name . '/' . $theme->get_stylesheet() ] = $theme;
			} else {
				$themes[ $name ] = $theme;
			}
		}

return $themes;
	}

/**
	 * Returns theme key
	 *
	 * @param string $theme_root Theme root.
	 * @param string $template   Template.
	 * @param string $stylesheet Stylesheet.
	 *
	 * @return string
	 */
	public static function get_theme_key( $theme_root, $template, $stylesheet ) {
		$theme_path = ltrim( str_replace( WP_CONTENT_DIR, '', Util_Environment::normalize_path( $theme_root ) ), '/' );

return substr( md5( $theme_path . $template . $stylesheet ), 0, 5 );
	}

/**
	 * Returns themes array
	 *
	 * @return array
	 */
	public static function get_themes_by_key() {
		$themes    = array();
		$wp_themes = self::get_themes();

foreach ( $wp_themes as $wp_theme ) {
			$theme_key            = self::get_theme_key( $wp_theme['Theme Root'], $wp_theme['Template'], $wp_theme['Stylesheet'] );
			$themes[ $theme_key ] = $wp_theme['Name'];
		}

return $themes;
	}

/**
	 * Returns minify groups
	 *
	 * @param string $theme_name Theme name.
	 *
	 * @return array
	 */
	public static function get_theme_templates( $theme_name ) {
		$groups = array(
			'default' => __( 'All Templates', 'w3-total-cache' ),
		);

$templates = self::get_theme_files( $theme_name );

foreach ( $templates as $template ) {
			$basename = basename( $template, '.php' );

$groups[ $basename ] = ucfirst( $basename );
		}

return $groups;
	}

/**
	 * Returns array of theme groups
	 *
	 * @param string $theme_name Theme name.
	 *
	 * @return array
	 */
	public static function get_theme_files( $theme_name ) {
		$patterns = array(
			'404',
			'search',
			'taxonomy((-|_).*)?',
			'front-page',
			'home',
			'index',
			'(image|video|text|audio|application).*',
			'attachment',
			'single((-|_).*)?',
			'page((-|_).*)?',
			'category((-|_).*)?',
			'tag((-|_).*)?',
			'author((-|_).*)?',
			'date',
			'archive',
			'comments-popup',
			'paged',
		);

$templates = array();
		$theme     = self::get( $theme_name );

if ( $theme && isset( $theme['Template Files'] ) ) {
			$template_files = (array) $theme['Template Files'];

foreach ( $template_files as $template_file ) {
				/**
				 * Check file name
				 */
				$template = basename( $template_file, '.php' );

foreach ( $patterns as $pattern ) {
					$regexp = '~^' . $pattern . '$~';

if ( preg_match( $regexp, $template ) ) {
						$templates[] = $template_file;
						continue 2;
					}
				}

/**
				 * Check get_header function call
				 */
				$template_content = @file_get_contents( $template_file );

if ( $template_content && preg_match( '~\s*get_header[0-9_]*\s*\(~', $template_content ) ) {
					$templates[] = $template_file;
				}
			}

sort( $templates );
			reset( $templates );
		}

return $templates;
	}
}

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