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<?php |
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namespace yentu\commands; |
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use yentu\Migrations; |
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use yentu\exceptions\CommandException; |
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use clearice\io\Io; |
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class Create extends Command |
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{ |
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private $migrations; |
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private $io; |
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public function __construct(Migrations $migrations, Io $io) |
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{ |
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$this->migrations = $migrations; |
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$this->io = $io; |
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} |
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/** |
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* @throws CommandException |
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*/ |
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public function run() |
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{ |
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if (isset($this->options['__args'])) { |
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$this->createFile($this->options['__args'][0]); |
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} else { |
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$this->checkName(null); |
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} |
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} |
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/** |
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* @param $name |
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* @throws CommandException |
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*/ |
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private function checkExisting($name) |
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{ |
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if (count(glob($this->migrations->getPath("migrations/*_{$name}.php"))) > 0) { |
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throw new CommandException("A migration already exists with the name {$name}"); |
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} |
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} |
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/** |
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* @throws CommandException |
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*/ |
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private function checkPermission() |
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{ |
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if (!file_exists($this->migrations->getPath("migrations/"))) { |
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throw new CommandException("The migrations directory `" . $this->migrations->getPath("migrations/") . "` does not exist."); |
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} |
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if (!is_dir($this->migrations->getPath("migrations/"))) { |
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throw new CommandException($this->migrations->getPath("migrations/") . ' is not a directory'); |
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} |
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if (!is_writable($this->migrations->getPath("migrations/"))) { |
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throw new CommandException("You do not have the permission to write to " . $this->migrations->getPath("migrations/")); |
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} |
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} |
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/** |
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* @param $name |
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* @throws CommandException |
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*/ |
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private function checkName($name) |
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{ |
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if ($name == '') { |
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throw new CommandException( |
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"Please provide a name for your new migration" |
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); |
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} else if (!preg_match("/[a-z][a-z0-9\_]*/", $name)) { |
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throw new CommandException( |
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"Migration names must always start with a lowercase alphabet and " |
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. "can only consist of lower case alphabets, numbers and underscores." |
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); |
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} |
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} |
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/** |
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* @param $name |
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* @throws CommandException |
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*/ |
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public function createFile($name) |
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{ |
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$this->checkExisting($name); |
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$this->checkName($name); |
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$this->checkPermission(); |
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$timestamp = gmdate('YmdHis', time()); |
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$code = new \yentu\CodeWriter(); |
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$code->add(''); |
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$code->add('\yentu\Yentu::begin()'); |
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$code->add(''); |
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$code->add('->end();'); |
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$path = $this->migrations->getPath("migrations/{$timestamp}_{$name}.php"); |
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file_put_contents($path, $code); |
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$this->io->output("Added $path for new migration.\n"); |
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} |
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} |
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ntentan /
yentu
