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Direktori : /home2/selectio/public_html/a1tex.in/vendor/psy/psysh/src/Readline/Hoa/ |
Current File : /home2/selectio/public_html/a1tex.in/vendor/psy/psysh/src/Readline/Hoa/Console.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\Console. * * A set of utils and helpers about the console. */ class Console { /** * Pipe mode: FIFO. */ const IS_FIFO = 0; /** * Pipe mode: character. */ const IS_CHARACTER = 1; /** * Pipe mode: directory. */ const IS_DIRECTORY = 2; /** * Pipe mode: block. */ const IS_BLOCK = 3; /** * Pipe mode: regular. */ const IS_REGULAR = 4; /** * Pipe mode: link. */ const IS_LINK = 5; /** * Pipe mode: socket. */ const IS_SOCKET = 6; /** * Pipe mode: whiteout. */ const IS_WHITEOUT = 7; /** * Advanced interaction is on. */ private static $_advanced = null; /** * Previous STTY configuration. */ private static $_old = null; /** * Mode. */ protected static $_mode = []; /** * Input. */ protected static $_input = null; /** * Output. */ protected static $_output = null; /** * Tput. */ protected static $_tput = null; /** * Prepare the environment for advanced interactions. */ public static function advancedInteraction(bool $force = false): bool { if (null !== self::$_advanced) { return self::$_advanced; } if (\defined('PHP_WINDOWS_VERSION_PLATFORM')) { return self::$_advanced = false; } if (false === $force && true === \defined('STDIN') && false === self::isDirect(\STDIN)) { return self::$_advanced = false; } self::$_old = ConsoleProcessus::execute('stty -g < /dev/tty', false); ConsoleProcessus::execute('stty -echo -icanon min 1 time 0 < /dev/tty', false); return self::$_advanced = true; } /** * Restore previous interaction options. */ public static function restoreInteraction() { if (null === self::$_old) { return; } ConsoleProcessus::execute('stty '.self::$_old.' < /dev/tty', false); return; } /** * Get mode of a certain pipe. * Inspired by sys/stat.h. */ public static function getMode($pipe = \STDIN): int { $_pipe = (int) $pipe; if (isset(self::$_mode[$_pipe])) { return self::$_mode[$_pipe]; } $stat = \fstat($pipe); switch ($stat['mode'] & 0170000) { // named pipe (fifo). case 0010000: $mode = self::IS_FIFO; break; // character special. case 0020000: $mode = self::IS_CHARACTER; break; // directory. case 0040000: $mode = self::IS_DIRECTORY; break; // block special. case 0060000: $mode = self::IS_BLOCK; break; // regular. case 0100000: $mode = self::IS_REGULAR; break; // symbolic link. case 0120000: $mode = self::IS_LINK; break; // socket. case 0140000: $mode = self::IS_SOCKET; break; // whiteout. case 0160000: $mode = self::IS_WHITEOUT; break; default: $mode = -1; } return self::$_mode[$_pipe] = $mode; } /** * Check whether a certain pipe is a character device (keyboard, screen * etc.). * For example: * $ php Mode.php * In this case, self::isDirect(STDOUT) will return true. */ public static function isDirect($pipe): bool { return self::IS_CHARACTER === self::getMode($pipe); } /** * Check whether a certain pipe is a pipe. * For example: * $ php Mode.php | foobar * In this case, self::isPipe(STDOUT) will return true. */ public static function isPipe($pipe): bool { return self::IS_FIFO === self::getMode($pipe); } /** * Check whether a certain pipe is a redirection. * For example: * $ php Mode.php < foobar * In this case, self::isRedirection(STDIN) will return true. */ public static function isRedirection($pipe): bool { $mode = self::getMode($pipe); return self::IS_REGULAR === $mode || self::IS_DIRECTORY === $mode || self::IS_LINK === $mode || self::IS_SOCKET === $mode || self::IS_BLOCK === $mode; } /** * Set input layer. */ public static function setInput(ConsoleInput $input) { $old = static::$_input; static::$_input = $input; return $old; } /** * Get input layer. */ public static function getInput(): ConsoleInput { if (null === static::$_input) { static::$_input = new ConsoleInput(); } return static::$_input; } /** * Set output layer. */ public static function setOutput(ConsoleOutput $output) { $old = static::$_output; static::$_output = $output; return $old; } /** * Get output layer. */ public static function getOutput(): ConsoleOutput { if (null === static::$_output) { static::$_output = new ConsoleOutput(); } return static::$_output; } /** * Set tput. */ public static function setTput(ConsoleTput $tput) { $old = static::$_tput; static::$_tput = $tput; return $old; } /** * Get the current tput instance of the current process. */ public static function getTput(): ConsoleTput { if (null === static::$_tput) { static::$_tput = new ConsoleTput(); } return static::$_tput; } /** * Check whether we are running behind TMUX(1). */ public static function isTmuxRunning(): bool { return isset($_SERVER['TMUX']); } } /* * Restore interaction. */ \register_shutdown_function([Console::class, 'restoreInteraction']);