| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | namespace HM\BackUpWordPress; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | use HM\Backdrop\Task; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  | use Symfony\Component\Finder\Finder; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |  * Site Size class | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  * Use to calculate the total or partial size of the sites database and files. | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 12 |  |  |  */ | 
            
                                                                        
                            
            
                                    
            
            
                | 13 |  |  | class Site_Size { | 
            
                                                                        
                            
            
                                    
            
            
                | 14 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 15 |  |  | 	private $size = 0; | 
            
                                                                        
                            
            
                                    
            
            
                | 16 |  |  | 	private $type = ''; | 
            
                                                                        
                            
            
                                    
            
            
                | 17 |  |  | 	private $excludes = array(); | 
            
                                                                        
                            
            
                                    
            
            
                | 18 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 19 |  |  | 	/** | 
            
                                                                        
                            
            
                                    
            
            
                | 20 |  |  | 	 * Constructor | 
            
                                                                        
                            
            
                                    
            
            
                | 21 |  |  | 	 * | 
            
                                                                        
                            
            
                                    
            
            
                | 22 |  |  | 	 * Set up some initial conditions including whether we want to calculate the | 
            
                                                                        
                            
            
                                    
            
            
                | 23 |  |  | 	 * size of the database, files or both and whether to exclude any files from | 
            
                                                                        
                            
            
                                    
            
            
                | 24 |  |  | 	 * the file size calculation. | 
            
                                                                        
                            
            
                                    
            
            
                | 25 |  |  | 	 * | 
            
                                                                        
                            
            
                                    
            
            
                | 26 |  |  | 	 * @param string $type     Whether to calculate the size of the database, files | 
            
                                                                        
                            
            
                                    
            
            
                | 27 |  |  | 	 *                         or both. Should be one of 'file', 'database' or 'complete' | 
            
                                                                        
                            
            
                                    
            
            
                | 28 |  |  | 	 * @param array  $excludes An array of exclude rules | 
                            
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                | 29 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  | 	public function __construct( $type = 'complete', Excludes $excludes = null ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  | 		$this->type = $type; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  | 		$this->excludes = $excludes; | 
                            
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                | 33 |  |  | 	} | 
            
                                                                        
                            
            
                                    
            
            
                | 34 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 35 |  |  | 	/** | 
            
                                                                        
                            
            
                                    
            
            
                | 36 |  |  | 	 * Calculate the size total size of the database + files. | 
            
                                                                        
                            
            
                                    
            
            
                | 37 |  |  | 	 * | 
            
                                                                        
                            
            
                                    
            
            
                | 38 |  |  | 	 * Doesn't account for any compression that would be gained by zipping. | 
            
                                                                        
                            
            
                                    
            
            
                | 39 |  |  | 	 * | 
            
                                                                        
                            
            
                                    
            
            
                | 40 |  |  | 	 * @return string | 
                            
                    |  |  |  | 
                                                                                        
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                | 41 |  |  | 	 */ | 
            
                                                                        
                            
            
                                    
            
            
                | 42 |  |  | 	public function get_site_size() { | 
            
                                                                        
                            
            
                                    
            
            
                | 43 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 44 |  |  | 		if ( $this->size ) { | 
            
                                                                        
                            
            
                                    
            
            
                | 45 |  |  | 			return $this->size; | 
            
                                                                        
                            
            
                                    
            
            
                | 46 |  |  | 		} | 
            
                                                                        
                            
            
                                    
            
            
                | 47 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 48 |  |  | 		$size = 0; | 
            
                                                                        
                            
            
                                    
            
            
                | 49 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 50 |  |  | 		// Include database size except for file only schedule. | 
            
                                                                        
                            
            
                                    
            
            
                | 51 |  |  | 		if ( 'file' !== $this->type ) { | 
            
                                                                        
                            
            
                                    
            
            
                | 52 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 53 |  |  | 			$size = (int) get_transient( 'hmbkp_database_size' ); | 
            
                                                                        
                            
            
                                    
            
            
                | 54 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 55 |  |  | 			if ( ! $size ) { | 
            
                                                                        
                            
            
                                    
            
            
                | 56 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 57 |  |  | 				global $wpdb; | 
                            
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                | 58 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 59 |  |  | 				$tables = $wpdb->get_results( 'SHOW TABLE STATUS FROM `' . DB_NAME . '`', ARRAY_A ); | 
            
                                                                        
                            
            
                                    
            
            
                | 60 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 61 |  |  | 				foreach ( $tables as $table ) { | 
            
                                                                        
                            
            
                                    
            
            
                | 62 |  |  | 					$size += (float) $table['Data_length']; | 
            
                                                                        
                            
            
                                    
            
            
                | 63 |  |  | 				} | 
            
                                                                        
                            
            
                                    
            
            
                | 64 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 65 |  |  | 				set_transient( 'hmbkp_database_size', $size, WEEK_IN_SECONDS ); | 
            
                                                                        
                            
            
                                    
            
            
                | 66 |  |  | 			} | 
            
                                                                        
                            
            
                                    
            
            
                | 67 |  |  | 		} | 
            
                                                                        
                            
            
                                    
            
            
                | 68 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 69 |  |  | 		// Include total size of dirs/files except for database only schedule. | 
            
                                                                        
                            
            
                                    
            
            
                | 70 |  |  | 		if ( 'database' !== $this->type ) { | 
            
                                                                        
                            
            
                                    
            
            
                | 71 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 72 |  |  | 			$root = new \SplFileInfo( Path::get_root() ); | 
            
                                                                        
                            
            
                                    
            
            
                | 73 |  |  | 			$size += $this->filesize( $root ); | 
            
                                                                        
                            
            
                                    
            
            
                | 74 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 75 |  |  | 		} | 
            
                                                                        
                            
            
                                    
            
            
                | 76 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 77 |  |  | 		$this->size = $size; | 
                            
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                | 78 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 79 |  |  | 		return $size; | 
            
                                                                        
                            
            
                                    
            
            
                | 80 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 81 |  |  | 	} | 
            
                                                                        
                            
            
                                    
            
            
                | 82 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 83 |  |  | 	/** | 
            
                                                                        
                            
            
                                    
            
            
                | 84 |  |  | 	 * Get the site size formatted | 
            
                                                                        
                            
            
                                    
            
            
                | 85 |  |  | 	 * | 
            
                                                                        
                            
            
                                    
            
            
                | 86 |  |  | 	 * @see size_format | 
            
                                                                        
                            
            
                                    
            
            
                | 87 |  |  | 	 * | 
            
                                                                        
                            
            
                                    
            
            
                | 88 |  |  | 	 * @return string | 
            
                                                                        
                            
            
                                    
            
            
                | 89 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  | 	public function get_formatted_site_size() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  | 		return size_format( $this->get_site_size() ); | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 92 |  |  | 	} | 
            
                                                                        
                            
            
                                    
            
            
                | 93 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 94 |  |  | 	/** | 
            
                                                                        
                            
            
                                    
            
            
                | 95 |  |  | 	 * Whether the total filesize is being calculated | 
            
                                                                        
                            
            
                                    
            
            
                | 96 |  |  | 	 * | 
            
                                                                        
                            
            
                                    
            
            
                | 97 |  |  | 	 * @return bool | 
            
                                                                        
                            
            
                                    
            
            
                | 98 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  | 	public static function is_site_size_being_calculated() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  | 		return false !== get_transient( 'hmbkp_directory_filesizes_running' ); | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 101 |  |  | 	} | 
            
                                                                        
                            
            
                                    
            
            
                | 102 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 103 |  |  | 	/** | 
            
                                                                        
                            
            
                                    
            
            
                | 104 |  |  | 	 * Whether the total filesize is cached | 
            
                                                                        
                            
            
                                    
            
            
                | 105 |  |  | 	 * | 
            
                                                                        
                            
            
                                    
            
            
                | 106 |  |  | 	 * @return bool | 
            
                                                                        
                            
            
                                    
            
            
                | 107 |  |  | 	 */ | 
            
                                                                        
                            
            
                                    
            
            
                | 108 |  |  | 	public function is_site_size_cached() { | 
            
                                                                        
                            
            
                                    
            
            
                | 109 |  |  | 		return (bool) $this->get_cached_filesizes(); | 
            
                                                                        
                            
            
                                    
            
            
                | 110 |  |  | 	} | 
            
                                                                        
                            
            
                                    
            
            
                | 111 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 112 |  |  | 	/** | 
            
                                                                        
                            
            
                                    
            
            
                | 113 |  |  | 	 * Recursively scans a directory to calculate the total filesize | 
            
                                                                        
                            
            
                                    
            
            
                | 114 |  |  | 	 * | 
            
                                                                        
                            
            
                                    
            
            
                | 115 |  |  | 	 * Locks should be set by the caller with `set_transient( 'hmbkp_directory_filesizes_running', true, HOUR_IN_SECONDS );` | 
            
                                                                        
                            
            
                                    
            
            
                | 116 |  |  | 	 * | 
            
                                                                        
                            
            
                                    
            
            
                | 117 |  |  | 	 * @return array $directory_sizes    An array of directory paths => filesize sum of all files in directory | 
                            
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                | 118 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  | 	public function recursive_filesize_scanner() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  | 		/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  | 		 * Raise the `memory_limit` and `max_execution time` | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  | 		 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  | 		 * Respects the WP_MAX_MEMORY_LIMIT Constant and the `admin_memory_limit` | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  | 		 * filter. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  | 		 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  | 		@ini_set( 'memory_limit', apply_filters( 'admin_memory_limit', WP_MAX_MEMORY_LIMIT ) ); | 
                            
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                | 128 |  |  | 		@set_time_limit( 0 ); | 
                            
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                | 129 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  | 		// Use the cached array directory sizes if available | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  | 		$directory_sizes = $this->get_cached_filesizes(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  | 		// If we do have it in cache then let's use it and also clear the lock | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  | 		if ( is_array( $directory_sizes ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  | 			delete_transient( 'hmbkp_directory_filesizes_running' ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  | 			return $directory_sizes; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 |  |  | 		// If we don't have it cached then we'll need to re-calculate | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 |  |  | 		$finder = new Finder(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 |  |  | 		$finder->followLinks(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 |  |  | 		$finder->ignoreDotFiles( false ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 |  |  | 		$finder->ignoreUnreadableDirs( true ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 144 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 145 |  |  | 		$files = $finder->in( Path::get_root() ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 146 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 147 |  |  | 		foreach ( $files as $file ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 148 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 |  |  | 			if ( $file->isReadable() ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 150 |  |  | 				$directory_sizes[ wp_normalize_path( $file->getRealpath() ) ] = $file->getSize(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  | 			} else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 152 |  |  | 				$directory_sizes[ wp_normalize_path( $file->getRealpath() ) ] = 0; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 153 |  |  | 			} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 154 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 155 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 156 |  |  | 		file_put_contents( PATH::get_path() . '/.files', gzcompress( json_encode( $directory_sizes ) ) ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 157 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 158 |  |  | 		// Remove the lock | 
            
                                                                                                            
                            
            
                                    
            
            
                | 159 |  |  | 		delete_transient( 'hmbkp_directory_filesizes_running' ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 160 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 161 |  |  | 		return $directory_sizes; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 162 |  |  |  | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 163 |  |  | 	} | 
            
                                                                        
                            
            
                                    
            
            
                | 164 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 165 |  |  | 	/** | 
            
                                                                        
                            
            
                                    
            
            
                | 166 |  |  | 	 * Get the total filesize for a given file or directory. Aware of exclusions. | 
            
                                                                        
                            
            
                                    
            
            
                | 167 |  |  | 	 * | 
            
                                                                        
                            
            
                                    
            
            
                | 168 |  |  | 	 * If $file is a file then return the result of `filesize()` or 0 if it's excluded. | 
            
                                                                        
                            
            
                                    
            
            
                | 169 |  |  | 	 * If $file is a directory then recursively calculate the size without | 
            
                                                                        
                            
            
                                    
            
            
                | 170 |  |  | 	 * the size of excluded files/directories. | 
            
                                                                        
                            
            
                                    
            
            
                | 171 |  |  | 	 * | 
            
                                                                        
                            
            
                                    
            
            
                | 172 |  |  | 	 * @param \SplFileInfo   $file The file or directory you want to know the size of. | 
            
                                                                        
                            
            
                                    
            
            
                | 173 |  |  | 	 * | 
            
                                                                        
                            
            
                                    
            
            
                | 174 |  |  | 	 * @return int           The total filesize of the file or directory without | 
                            
                    |  |  |  | 
                                                                                        
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                | 175 |  |  | 	 *                       the size of excluded files/directories. | 
            
                                                                        
                            
            
                                    
            
            
                | 176 |  |  | 	 */ | 
            
                                                                        
                            
            
                                    
            
            
                | 177 |  |  | 	public function filesize( \SplFileInfo $file ) { | 
            
                                                                        
                            
            
                                    
            
            
                | 178 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 179 |  |  | 		// Skip missing or unreadable files. | 
            
                                                                        
                            
            
                                    
            
            
                | 180 |  |  | 		if ( ! file_exists( $file->getPathname() ) || ! $file->getRealpath() || ! $file->isReadable() ) { | 
            
                                                                        
                            
            
                                    
            
            
                | 181 |  |  | 			return 0; | 
            
                                                                        
                            
            
                                    
            
            
                | 182 |  |  | 		} | 
            
                                                                        
                            
            
                                    
            
            
                | 183 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 184 |  |  | 		// If it's a file then return its filesize or 0 if it's excluded. | 
            
                                                                        
                            
            
                                    
            
            
                | 185 |  |  | 		if ( $file->isFile() ) { | 
            
                                                                        
                            
            
                                    
            
            
                | 186 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 187 |  |  | 			if ( $this->excludes && $this->excludes->is_file_excluded( $file ) ) { | 
                            
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                | 188 |  |  | 				return 0; | 
            
                                                                        
                            
            
                                    
            
            
                | 189 |  |  | 			} else { | 
            
                                                                        
                            
            
                                    
            
            
                | 190 |  |  | 				return $file->getSize(); | 
            
                                                                        
                            
            
                                    
            
            
                | 191 |  |  | 			} | 
            
                                                                        
                            
            
                                    
            
            
                | 192 |  |  | 		} | 
            
                                                                        
                            
            
                                    
            
            
                | 193 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 194 |  |  | 		// If it's a directory then pull it from the cached filesize array. | 
            
                                                                        
                            
            
                                    
            
            
                | 195 |  |  | 		if ( $file->isDir() ) { | 
            
                                                                        
                            
            
                                    
            
            
                | 196 |  |  | 			return $this->directory_filesize( $file ); | 
            
                                                                        
                            
            
                                    
            
            
                | 197 |  |  | 		} | 
            
                                                                        
                            
            
                                    
            
            
                | 198 |  |  | 	} | 
            
                                                                        
                            
            
                                    
            
            
                | 199 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 200 |  |  | 	public function directory_filesize( \SplFileInfo $file ) { | 
            
                                                                        
                            
            
                                    
            
            
                | 201 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 202 |  |  | 		// For performance reasons we cache the root. | 
            
                                                                        
                            
            
                                    
            
            
                | 203 |  |  | 		if ( $file->getRealPath() === PATH::get_root() && $this->excludes ) { | 
                            
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                | 204 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 205 |  |  | 			$directory_sizes = get_transient( 'hmbkp_root_size' ); | 
            
                                                                        
                            
            
                                    
            
            
                | 206 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 207 |  |  | 			if ( $directory_sizes ) { | 
            
                                                                        
                            
            
                                    
            
            
                | 208 |  |  | 				return (int) $directory_sizes; | 
            
                                                                        
                            
            
                                    
            
            
                | 209 |  |  | 			} | 
            
                                                                        
                            
            
                                    
            
            
                | 210 |  |  | 		} | 
            
                                                                        
                            
            
                                    
            
            
                | 211 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 212 |  |  | 		// If we haven't calculated the site size yet then kick it off in a thread. | 
            
                                                                        
                            
            
                                    
            
            
                | 213 |  |  | 		$directory_sizes = $this->get_cached_filesizes(); | 
            
                                                                        
                            
            
                                    
            
            
                | 214 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 215 |  |  | 		if ( ! is_array( $directory_sizes ) ) { | 
            
                                                                        
                            
            
                                    
            
            
                | 216 |  |  | 			$this->rebuild_directory_filesizes(); | 
            
                                                                        
                            
            
                                    
            
            
                | 217 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 218 |  |  | 			// Intentionally return null so the caller can tell that the size is being calculated. | 
            
                                                                        
                            
            
                                    
            
            
                | 219 |  |  | 			return null; | 
            
                                                                        
                            
            
                                    
            
            
                | 220 |  |  | 		} | 
            
                                                                        
                            
            
                                    
            
            
                | 221 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 222 |  |  | 		/* | 
            
                                                                        
                            
            
                                    
            
            
                | 223 |  |  | 		 * Ensure we only include files in the current path, the filepaths are stored in keys | 
            
                                                                        
                            
            
                                    
            
            
                | 224 |  |  | 		 * so we need to flip for use with preg_grep. | 
            
                                                                        
                            
            
                                    
            
            
                | 225 |  |  | 		 */ | 
            
                                                                        
                            
            
                                    
            
            
                | 226 |  |  | 		$directory_sizes = array_flip( preg_grep( '(' . wp_normalize_path( $file->getRealPath() ) . ')', array_flip( $directory_sizes ) ) ); | 
            
                                                                        
                            
            
                                    
            
            
                | 227 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 228 |  |  | 		if ( $this->excludes ) { | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                        
                            
            
                                    
            
            
                | 229 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 230 |  |  | 			$excludes = implode( '|', $this->excludes->get_excludes_for_regex() ); | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                        
                            
            
                                    
            
            
                | 231 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 232 |  |  | 			if ( $excludes ) { | 
            
                                                                        
                            
            
                                    
            
            
                | 233 |  |  | 				// Use PREG_GREP_INVERT to remove any filepaths which match an exclude rule | 
            
                                                                        
                            
            
                                    
            
            
                | 234 |  |  | 				$directory_sizes = array_flip( preg_grep( '(' . $excludes . ')', array_flip( $directory_sizes ), PREG_GREP_INVERT ) ); | 
            
                                                                        
                            
            
                                    
            
            
                | 235 |  |  | 			} | 
            
                                                                        
                            
            
                                    
            
            
                | 236 |  |  | 		} | 
            
                                                                        
                            
            
                                    
            
            
                | 237 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 238 |  |  | 		$directory_sizes = absint( array_sum( $directory_sizes ) ); | 
            
                                                                        
                            
            
                                    
            
            
                | 239 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 240 |  |  | 		// For performance reasons we cache the root. | 
            
                                                                        
                            
            
                                    
            
            
                | 241 |  |  | 		if ( $file->getRealPath() === PATH::get_root() && $this->excludes ) { | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                        
                            
            
                                    
            
            
                | 242 |  |  | 			set_transient( 'hmbkp_root_size', $directory_sizes, DAY_IN_SECONDS ); | 
            
                                                                        
                            
            
                                    
            
            
                | 243 |  |  | 		} | 
            
                                                                        
                            
            
                                    
            
            
                | 244 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 245 |  |  | 		// Directory size is now just a sum of all files across all sub directories. | 
            
                                                                        
                            
            
                                    
            
            
                | 246 |  |  | 		return (int) $directory_sizes; | 
            
                                                                        
                            
            
                                    
            
            
                | 247 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 248 |  |  | 	} | 
            
                                                                        
                            
            
                                    
            
            
                | 249 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 250 |  |  | 	public function rebuild_directory_filesizes() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 251 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 252 |  |  | 		if ( $this->is_site_size_being_calculated() ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 253 |  |  | 			return false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 254 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 255 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 256 |  |  | 		// Mark the filesize as being calculated | 
            
                                                                                                            
                            
            
                                    
            
            
                | 257 |  |  | 		set_transient( 'hmbkp_directory_filesizes_running', true, HOUR_IN_SECONDS ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 258 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 259 |  |  | 		// Schedule a Backdrop task to trigger a recalculation | 
            
                                                                                                            
                            
            
                                    
            
            
                | 260 |  |  | 		$task = new Task( array( $this, 'recursive_filesize_scanner' ) ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 261 |  |  | 		$task->schedule(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 262 |  |  |  | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 263 |  |  | 	} | 
            
                                                                        
                                                                
            
                                    
            
            
                | 264 |  |  |  | 
            
                                                                        
                                                                
            
                                    
            
            
                | 265 |  |  | 	public function get_cached_filesizes( $max_age = WEEK_IN_SECONDS ) { | 
            
                                                                        
                                                                
            
                                    
            
            
                | 266 |  |  |  | 
            
                                                                        
                                                                
            
                                    
            
            
                | 267 |  |  | 		$cache = PATH::get_path() . '/.files'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 268 |  |  | 		$files = false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 269 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 270 |  |  | 		if ( file_exists( $cache ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 271 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 272 |  |  | 			// If the file is old then regenerate it | 
            
                                                                                                            
                            
            
                                    
            
            
                | 273 |  |  | 			if ( ( time() - filemtime( $cache ) ) <= $max_age ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 274 |  |  | 				$files = json_decode( gzuncompress( file_get_contents( $cache ) ), 'ARRAY_A' ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 275 |  |  | 			} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 276 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 277 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 278 |  |  | 		return $files; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 279 |  |  |  | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 280 |  |  | 	} | 
            
                                                        
            
                                    
            
            
                | 281 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 282 |  |  |  | 
            
                        
This check looks for
@paramannotations where the type inferred by our type inference engine differs from the declared type.It makes a suggestion as to what type it considers more descriptive.
Most often this is a case of a parameter that can be null in addition to its declared types.