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<?php |
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/* =========================================================================== |
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* Copyright (c) 2018-2021 Zindex Software |
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* |
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* Licensed under the MIT License |
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* =========================================================================== */ |
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|
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namespace Opis\Closure; |
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|
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/** |
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* @internal |
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*/ |
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class ClosureStream |
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{ |
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const STREAM_PROTO = 'closure'; |
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|
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protected static $isRegistered = false; |
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|
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protected $content; |
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|
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protected $length; |
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|
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protected $pointer = 0; |
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|
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function stream_open($path, $mode, $options, &$opened_path) |
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{ |
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$this->content = "<?php\nreturn " . substr($path, strlen(static::STREAM_PROTO . '://')) . ";"; |
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$this->length = strlen($this->content); |
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return true; |
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} |
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|
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public function stream_read($count) |
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{ |
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$value = substr($this->content, $this->pointer, $count); |
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$this->pointer += $count; |
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return $value; |
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} |
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|
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public function stream_eof() |
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{ |
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return $this->pointer >= $this->length; |
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} |
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|
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public function stream_set_option($option, $arg1, $arg2) |
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{ |
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return false; |
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} |
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|
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public function stream_stat() |
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{ |
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$stat = stat(__FILE__); |
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$stat[7] = $stat['size'] = $this->length; |
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return $stat; |
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} |
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|
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public function url_stat($path, $flags) |
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{ |
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$stat = stat(__FILE__); |
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$stat[7] = $stat['size'] = $this->length; |
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return $stat; |
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} |
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|
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public function stream_seek($offset, $whence = SEEK_SET) |
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{ |
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$crt = $this->pointer; |
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|
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switch ($whence) { |
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case SEEK_SET: |
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$this->pointer = $offset; |
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break; |
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case SEEK_CUR: |
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$this->pointer += $offset; |
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break; |
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case SEEK_END: |
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$this->pointer = $this->length + $offset; |
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break; |
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} |
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|
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if ($this->pointer < 0 || $this->pointer >= $this->length) { |
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$this->pointer = $crt; |
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return false; |
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} |
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|
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return true; |
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} |
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|
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public function stream_tell() |
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{ |
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return $this->pointer; |
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} |
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|
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public static function register() |
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{ |
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if (!static::$isRegistered) { |
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static::$isRegistered = stream_wrapper_register(static::STREAM_PROTO, __CLASS__); |
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} |
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} |
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|
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} |
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|
