WIBUHAX0R1337

- WIBUHAX0R1337 -

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<?php
/**
 * For buffering accidental output caused by themes and other plugins.
 * Also used in template rendering.
 */
class Loco_output_Buffer {
    
    /**
     * The output buffering level opened by this instance
     * @var int usually 1 unless another buffer was opened before this one.
     */    
    private $ob_level;

/**
     * Content buffered while our buffer was buffering
     * @var string
     */    
    private $output = '';

/**
     * @return string
     */    
    public function __toString(){
         return $this->output;
    }

/**
     * @return Loco_output_Buffer
     */
    public static function start(){
        $buffer = new Loco_output_Buffer;
        return $buffer->open();
    }

/**
     * @internal
     * Ensure buffers closed if something terminates before we close gracefully
     */
    public function __destruct(){
        $this->close();
    }

/**
     * @return Loco_output_Buffer
     */
    public function open(){
        self::check();
        if( ! ob_start() ){
            throw new Loco_error_Exception('Failed to start output buffering');
        }
        $this->ob_level = ob_get_level();
        return $this;
    }

/**
     * @return Loco_output_Buffer
     */
    public function close(){
        if( is_int($this->ob_level) ){
            // collect output from our nested buffers
            $this->output = self::collect( $this->ob_level );
            $this->ob_level = null;
        }
        return $this;
    }

/**
     * Trash all open buffers, logging any junk output collected
     * @return void
     */
    public function discard(){
        $this->close();
        if( '' !== $this->output ){
            self::log_junk( $this->output );
            $this->output = '';
        }
    }

/**
     * Collect output buffered to a given level
     * @param int $min highest buffer to flush, 0 being the root
     * @return string
     */
    public static function collect( $min ){
        $last = 0;
        $output = '';
        while( $level = ob_get_level() ){
            // @codeCoverageIgnoreStart
            if( $level === $last ){
                throw new Loco_error_Exception('Failed to close output buffer');
            }
            // @codeCoverageIgnoreEnd
            if( $level < $min ){
                break;
            }
            // output is appended inside out:
            $output = ob_get_clean().$output;
            $last = $level;
        }
        return $output;
    }

/**
     * Forcefully destroy all open buffers and log any bytes already buffered.
     * @return void
     */
    public static function clear(){
        $junk = self::collect(0);
        if( '' !== $junk ){
            self::log_junk($junk);
        }
    }

/**
     * Check output has not already been flushed.
     * @throws Loco_error_Exception
     */
    public static function check(){
        if( headers_sent($file,$line) && 'cli' !== PHP_SAPI ){
            $file = str_replace( trailingslashit( loco_constant('ABSPATH') ), '', $file );
            // translators: (1) is the name of a PHP script, (2) is a line number in the file
            throw new Loco_error_Exception( sprintf( __('Loco was interrupted by output from %1$s:%2$u','loco-translate'), $file?:'Unknown', $line ) );
        }
    }

/**
     * Debug collection of junk output
     * @param string $junk
     * @return void
     */
    private static function log_junk( $junk ){
        $bytes = strlen($junk);
        $message = sprintf("Cleared %s of buffered output", Loco_mvc_FileParams::renderBytes($bytes) );
        Loco_error_AdminNotices::debug( $message );
        do_action( 'loco_buffer_cleared', $junk );
    }

}

Nama File / Folder	Size	Action
Buffer.php	3.652KB	Edit File Delete File Rename
DiffRenderer.php	2.306KB	Edit File Delete File Rename