PHP自動補完インタラクティブコンソール

class Dictionary { const EXIT_COMMAND = 'exit'; protected $mainDictionary = [ 'list', 'load', 'get', 'go', 'put', 'parse', 'paint', 'delete', 'download', self::EXIT_COMMAND ]; protected $subDictionary = [ 'level', 'library', 'document', 'dragon', 'daemon', 'data', 'port', 'password', 'paragraph' ]; private $promptLine = '> '; public function initCommandCompletion() { // if readline lib accessible - use it for command completions if (function_exists('readline_completion_function')) { readline_completion_function( function ($currWord, $stringPosition, $cursorInLine) { $fullLine = readline_info()['line_buffer']; if (count( explode(' ', $fullLine) ) > 2 ) { return []; } // if not first word - return list allowed commands if (strrpos($fullLine, ' ') !== false && ( strrpos($fullLine, $currWord) === false || strrpos($fullLine, ' ') < strrpos($fullLine, $currWord)) ) { return $this->subDictionary; } return $this->mainDictionary; } ); } } public function readCommand() { if (function_exists('readline')) { $command = readline($this->promptLine); } else { fputs(STDOUT, $this->promptLine); $command = fgets(STDIN); } return $command; } public function executeCommand($command) { $param = ''; if (strpos($command, ' ') !== false) { list ($command, $param) = explode(' ', $command, 2); } // NEED TO CHECK EXISTS COMMAND if (!$this->isCommandExists($command)) { fputs(STDOUT, "Hey! I don't know what are you talking about!\n"); return false; } // AND NOW CHECK FOR COMMAND AND RUN IT $message = "You try to run command '{$command}'"; if (!empty($param)) { $message .= " and with param '{$param}'."; } fputs(STDOUT, $message . "\n"); return true; } private function isCommandExists($command) { return in_array($command, array_merge($this->mainDictionary, $this->subDictionary)); } } 

 require_once __DIR__ . '/Dictionary.php'; $app = new Dictionary(); $app->initCommandCompletion(); // START LOOP. 'exit' command will stop execution while (true) { $command = $app->readCommand(); $command = trim($command); if ($command == Dictionary::EXIT_COMMAND) { break; } $app->executeCommand($command); } exit;