function retrieve_args() { $opt = new Getopt([(new Option('h', 'help'))->setDescription('Prints this help'), (new Option('v', 'verbose'))->setDescription('Verbose output'), (new Option('f', 'file-title'))->setDescription('Use file name for title tag'), (new Option('x', 'sort-lex'))->setDescription('Sort files lexicographically'), (new Option('t', 'tree-dst'))->setDescription('Retain the tree structure of the source album at destination'), (new Option('p', 'drop-dst'))->setDescription('Do not create destination directory'), (new Option('r', 'reverse'))->setDescription('Copy files in reverse order (last file first)'), (new Option('e', 'file-type', Getopt::REQUIRED_ARGUMENT))->setDescription('Accept only audio files of the specified type'), (new Option('u', 'unified-name', Getopt::REQUIRED_ARGUMENT))->setDescription('Base name for everything but the "Artist" tag'), (new Option('b', 'album-num', Getopt::REQUIRED_ARGUMENT))->setDescription('Album number'), (new Option('a', 'artist-tag', Getopt::REQUIRED_ARGUMENT))->setDescription('"Artist" tag'), (new Option('g', 'album-tag', Getopt::REQUIRED_ARGUMENT))->setDescription('"Album" tag')]); $opt->parse(); if ($opt->getOption('help')) { print $opt->getHelpText(); exit(2); } if (count($opt->getOperands()) !== 2) { print "Command line syntax: <src> and <dst> operands required.\n" . $opt->getHelpText(); exit(2); } if (!is_dir($opt->getOperand(0))) { print "Source directory \"{$opt->getOperand(0)}\" is not there.\n"; exit(2); } if (!is_dir($opt->getOperand(1))) { print "Destination path \"{$opt->getOperand(1)}\" is not there.\n"; exit(2); } return $opt; }
/** * The main logic block for dispatching the CLI to the implementation * classes. Assuming it makes it all the way to the actual method cleanly, * its return code will be propagated up. Otherwise, RuntimeExceptions exit * 1 (user error), LogicExceptions exit 2 (programmer error), and everything * else exits 3 (doom) * * @return int The intended exit status cide */ public function run() { $trie = self::getCommandTrie(); $class = Utilities::searchTrieFromArgv($trie, $this->argv); $cmd = new $class(); $banner = $cmd->getBanner(); try { $opt = new Getopt(); $opt->addOptions($cmd->getOptions()); $opt->addOptions(self::getDefaultOptions()); if ($banner) { $opt->setBanner($banner . PHP_EOL); } $opt->parse(implode(' ', $this->argv)); } catch (\UnexpectedValueException $e) { // Unexpected CLI arguments $this->console->exception($e); $this->console->writeLine($opt->getHelpText()); return 1; } catch (\InvalidArgumentException $e) { // Command is broken - most likely duplicated arguments $this->console->exception($e); return 2; } catch (\Exception $e) { // Catch-all, $this->console->exception($e); return 3; } // Unfortunately we can't easily do this earlier. Native getopt() is // useless on all subcommands, and the class implementation screams // about unexpected values. $v = Utilities::parseVerbosity($opt['q'], $opt['v']); $this->console->setVerbosity($v); if ($opt['help']) { return $this->showHelp($cmd, $opt->getHelpText()); } if ($opt['version']) { return $this->showVersion($cmd); } try { return $cmd->setOutput($this->console)->setOperands($opt->getOperands())->setOptionValues($opt->getOptions())->execute(); } catch (\RuntimeException $e) { $this->console->exception($e); $this->console->writeLine($opt->getHelpText()); return 1; } catch (\LogicException $e) { $this->console->exception($e); return 2; } catch (\Exception $e) { $this->console->exception($e); return 3; } }