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Direktori : /home2/selectio/public_html/limpiar.in.net/vendor/psy/psysh/src/Readline/Hoa/ |
Current File : //home2/selectio/public_html/limpiar.in.net/vendor/psy/psysh/src/Readline/Hoa/File.php |
<?php /** * Hoa * * * @license * * New BSD License * * Copyright © 2007-2017, Hoa community. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * Neither the name of the Hoa nor the names of its contributors may be * used to endorse or promote products derived from this software without * specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS AND CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ namespace Psy\Readline\Hoa; /** * Class \Hoa\File. * * File handler. */ abstract class File extends FileGeneric implements StreamBufferable, StreamLockable, StreamPointable { /** * Open for reading only; place the file pointer at the beginning of the * file. */ const MODE_READ = 'rb'; /** * Open for reading and writing; place the file pointer at the beginning of * the file. */ const MODE_READ_WRITE = 'r+b'; /** * Open for writing only; place the file pointer at the beginning of the * file and truncate the file to zero length. If the file does not exist, * attempt to create it. */ const MODE_TRUNCATE_WRITE = 'wb'; /** * Open for reading and writing; place the file pointer at the beginning of * the file and truncate the file to zero length. If the file does not * exist, attempt to create it. */ const MODE_TRUNCATE_READ_WRITE = 'w+b'; /** * Open for writing only; place the file pointer at the end of the file. If * the file does not exist, attempt to create it. */ const MODE_APPEND_WRITE = 'ab'; /** * Open for reading and writing; place the file pointer at the end of the * file. If the file does not exist, attempt to create it. */ const MODE_APPEND_READ_WRITE = 'a+b'; /** * Create and open for writing only; place the file pointer at the beginning * of the file. If the file already exits, the fopen() call with fail by * returning false and generating an error of level E_WARNING. If the file * does not exist, attempt to create it. This is equivalent to specifying * O_EXCL | O_CREAT flags for the underlying open(2) system call. */ const MODE_CREATE_WRITE = 'xb'; /** * Create and open for reading and writing; place the file pointer at the * beginning of the file. If the file already exists, the fopen() call with * fail by returning false and generating an error of level E_WARNING. If * the file does not exist, attempt to create it. This is equivalent to * specifying O_EXCL | O_CREAT flags for the underlying open(2) system call. */ const MODE_CREATE_READ_WRITE = 'x+b'; /** * Open a file. */ public function __construct( string $streamName, string $mode, string $context = null, bool $wait = false ) { $this->setMode($mode); switch ($streamName) { case '0': $streamName = 'php://stdin'; break; case '1': $streamName = 'php://stdout'; break; case '2': $streamName = 'php://stderr'; break; default: if (true === \ctype_digit($streamName)) { if (\PHP_VERSION_ID >= 50306) { $streamName = 'php://fd/'.$streamName; } else { throw new FileException('You need PHP5.3.6 to use a file descriptor '.'other than 0, 1 or 2 (tried %d with PHP%s).', 0, [$streamName, \PHP_VERSION]); } } } parent::__construct($streamName, $context, $wait); return; } /** * Open the stream and return the associated resource. */ protected function &_open(string $streamName, StreamContext $context = null) { if (\substr($streamName, 0, 4) === 'file' && false === \is_dir(\dirname($streamName))) { throw new FileException('Directory %s does not exist. Could not open file %s.', 1, [\dirname($streamName), \basename($streamName)]); } if (null === $context) { if (false === $out = @\fopen($streamName, $this->getMode(), true)) { throw new FileException('Failed to open stream %s.', 2, $streamName); } return $out; } $out = @\fopen( $streamName, $this->getMode(), true, $context->getContext() ); if (false === $out) { throw new FileException('Failed to open stream %s.', 3, $streamName); } return $out; } /** * Close the current stream. */ protected function _close(): bool { return @\fclose($this->getStream()); } /** * Start a new buffer. * The callable acts like a light filter. */ public function newBuffer($callable = null, int $size = null): int { $this->setStreamBuffer($size); // @TODO manage $callable as a filter? return 1; } /** * Flush the output to a stream. */ public function flush(): bool { return \fflush($this->getStream()); } /** * Delete buffer. */ public function deleteBuffer(): bool { return $this->disableStreamBuffer(); } /** * Get bufffer level. */ public function getBufferLevel(): int { return 1; } /** * Get buffer size. */ public function getBufferSize(): int { return $this->getStreamBufferSize(); } /** * Portable advisory locking. */ public function lock(int $operation): bool { return \flock($this->getStream(), $operation); } /** * Rewind the position of a stream pointer. */ public function rewind(): bool { return \rewind($this->getStream()); } /** * Seek on a stream pointer. */ public function seek(int $offset, int $whence = StreamPointable::SEEK_SET): int { return \fseek($this->getStream(), $offset, $whence); } /** * Get the current position of the stream pointer. */ public function tell(): int { $stream = $this->getStream(); if (null === $stream) { return 0; } return \ftell($stream); } /** * Create a file. */ public static function create(string $name) { if (\file_exists($name)) { return true; } return \touch($name); } }