Viewing file:  InteractsWithIO.php (10.59 KB) -rw-r--r--
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<?php
namespace Illuminate\Console\Concerns;
use Closure;
use Illuminate\Console\OutputStyle;
use Illuminate\Contracts\Support\Arrayable;
use Illuminate\Support\Str;
use Symfony\Component\Console\Formatter\OutputFormatterStyle;
use Symfony\Component\Console\Helper\Table;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Console\Question\ChoiceQuestion;
use Symfony\Component\Console\Question\Question;
trait InteractsWithIO
{
/**
* The input interface implementation.
*
* @var \Symfony\Component\Console\Input\InputInterface
*/
protected $input;
/**
* The output interface implementation.
*
* @var \Illuminate\Console\OutputStyle
*/
protected $output;
/**
* The default verbosity of output commands.
*
* @var int
*/
protected $verbosity = OutputInterface::VERBOSITY_NORMAL;
/**
* The mapping between human readable verbosity levels and Symfony's OutputInterface.
*
* @var array
*/
protected $verbosityMap = [
'v' => OutputInterface::VERBOSITY_VERBOSE,
'vv' => OutputInterface::VERBOSITY_VERY_VERBOSE,
'vvv' => OutputInterface::VERBOSITY_DEBUG,
'quiet' => OutputInterface::VERBOSITY_QUIET,
'normal' => OutputInterface::VERBOSITY_NORMAL,
];
/**
* Determine if the given argument is present.
*
* @param string|int $name
* @return bool
*/
public function hasArgument($name)
{
return $this->input->hasArgument($name);
}
/**
* Get the value of a command argument.
*
* @param string|null $key
* @return array|string|bool|null
*/
public function argument($key = null)
{
if (is_null($key)) {
return $this->input->getArguments();
}
return $this->input->getArgument($key);
}
/**
* Get all of the arguments passed to the command.
*
* @return array
*/
public function arguments()
{
return $this->argument();
}
/**
* Determine if the given option is present.
*
* @param string $name
* @return bool
*/
public function hasOption($name)
{
return $this->input->hasOption($name);
}
/**
* Get the value of a command option.
*
* @param string|null $key
* @return string|array|bool|null
*/
public function option($key = null)
{
if (is_null($key)) {
return $this->input->getOptions();
}
return $this->input->getOption($key);
}
/**
* Get all of the options passed to the command.
*
* @return array
*/
public function options()
{
return $this->option();
}
/**
* Confirm a question with the user.
*
* @param string $question
* @param bool $default
* @return bool
*/
public function confirm($question, $default = false)
{
return $this->output->confirm($question, $default);
}
/**
* Prompt the user for input.
*
* @param string $question
* @param string|null $default
* @return mixed
*/
public function ask($question, $default = null)
{
return $this->output->ask($question, $default);
}
/**
* Prompt the user for input with auto completion.
*
* @param string $question
* @param array|callable $choices
* @param string|null $default
* @return mixed
*/
public function anticipate($question, $choices, $default = null)
{
return $this->askWithCompletion($question, $choices, $default);
}
/**
* Prompt the user for input with auto completion.
*
* @param string $question
* @param array|callable $choices
* @param string|null $default
* @return mixed
*/
public function askWithCompletion($question, $choices, $default = null)
{
$question = new Question($question, $default);
is_callable($choices)
? $question->setAutocompleterCallback($choices)
: $question->setAutocompleterValues($choices);
return $this->output->askQuestion($question);
}
/**
* Prompt the user for input but hide the answer from the console.
*
* @param string $question
* @param bool $fallback
* @return mixed
*/
public function secret($question, $fallback = true)
{
$question = new Question($question);
$question->setHidden(true)->setHiddenFallback($fallback);
return $this->output->askQuestion($question);
}
/**
* Give the user a single choice from an array of answers.
*
* @param string $question
* @param array $choices
* @param string|null $default
* @param mixed|null $attempts
* @param bool $multiple
* @return string|array
*/
public function choice($question, array $choices, $default = null, $attempts = null, $multiple = false)
{
$question = new ChoiceQuestion($question, $choices, $default);
$question->setMaxAttempts($attempts)->setMultiselect($multiple);
return $this->output->askQuestion($question);
}
/**
* Format input to textual table.
*
* @param array $headers
* @param \Illuminate\Contracts\Support\Arrayable|array $rows
* @param \Symfony\Component\Console\Helper\TableStyle|string $tableStyle
* @param array $columnStyles
* @return void
*/
public function table($headers, $rows, $tableStyle = 'default', array $columnStyles = [])
{
$table = new Table($this->output);
if ($rows instanceof Arrayable) {
$rows = $rows->toArray();
}
$table->setHeaders((array) $headers)->setRows($rows)->setStyle($tableStyle);
foreach ($columnStyles as $columnIndex => $columnStyle) {
$table->setColumnStyle($columnIndex, $columnStyle);
}
$table->render();
}
/**
* Execute a given callback while advancing a progress bar.
*
* @param iterable|int $totalSteps
* @param \Closure $callback
* @return mixed|void
*/
public function withProgressBar($totalSteps, Closure $callback)
{
$bar = $this->output->createProgressBar(
is_iterable($totalSteps) ? count($totalSteps) : $totalSteps
);
$bar->start();
if (is_iterable($totalSteps)) {
foreach ($totalSteps as $value) {
$callback($value, $bar);
$bar->advance();
}
} else {
$callback($bar);
}
$bar->finish();
if (is_iterable($totalSteps)) {
return $totalSteps;
}
}
/**
* Write a string as information output.
*
* @param string $string
* @param int|string|null $verbosity
* @return void
*/
public function info($string, $verbosity = null)
{
$this->line($string, 'info', $verbosity);
}
/**
* Write a string as standard output.
*
* @param string $string
* @param string|null $style
* @param int|string|null $verbosity
* @return void
*/
public function line($string, $style = null, $verbosity = null)
{
$styled = $style ? "<$style>$string</$style>" : $string;
$this->output->writeln($styled, $this->parseVerbosity($verbosity));
}
/**
* Write a string as comment output.
*
* @param string $string
* @param int|string|null $verbosity
* @return void
*/
public function comment($string, $verbosity = null)
{
$this->line($string, 'comment', $verbosity);
}
/**
* Write a string as question output.
*
* @param string $string
* @param int|string|null $verbosity
* @return void
*/
public function question($string, $verbosity = null)
{
$this->line($string, 'question', $verbosity);
}
/**
* Write a string as error output.
*
* @param string $string
* @param int|string|null $verbosity
* @return void
*/
public function error($string, $verbosity = null)
{
$this->line($string, 'error', $verbosity);
}
/**
* Write a string as warning output.
*
* @param string $string
* @param int|string|null $verbosity
* @return void
*/
public function warn($string, $verbosity = null)
{
if (! $this->output->getFormatter()->hasStyle('warning')) {
$style = new OutputFormatterStyle('yellow');
$this->output->getFormatter()->setStyle('warning', $style);
}
$this->line($string, 'warning', $verbosity);
}
/**
* Write a string in an alert box.
*
* @param string $string
* @return void
*/
public function alert($string)
{
$length = Str::length(strip_tags($string)) + 12;
$this->comment(str_repeat('*', $length));
$this->comment('* '.$string.' *');
$this->comment(str_repeat('*', $length));
$this->newLine();
}
/**
* Write a blank line.
*
* @param int $count
* @return $this
*/
public function newLine($count = 1)
{
$this->output->newLine($count);
return $this;
}
/**
* Set the input interface implementation.
*
* @param \Symfony\Component\Console\Input\InputInterface $input
* @return void
*/
public function setInput(InputInterface $input)
{
$this->input = $input;
}
/**
* Set the output interface implementation.
*
* @param \Illuminate\Console\OutputStyle $output
* @return void
*/
public function setOutput(OutputStyle $output)
{
$this->output = $output;
}
/**
* Set the verbosity level.
*
* @param string|int $level
* @return void
*/
protected function setVerbosity($level)
{
$this->verbosity = $this->parseVerbosity($level);
}
/**
* Get the verbosity level in terms of Symfony's OutputInterface level.
*
* @param string|int|null $level
* @return int
*/
protected function parseVerbosity($level = null)
{
if (isset($this->verbosityMap[$level])) {
$level = $this->verbosityMap[$level];
} elseif (! is_int($level)) {
$level = $this->verbosity;
}
return $level;
}
/**
* Get the output implementation.
*
* @return \Illuminate\Console\OutputStyle
*/
public function getOutput()
{
return $this->output;
}
}
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