/**
* Display an error message using red color on the console to make it
* easier to spot.
*
* @param string $error
* @returns RendererInterface
*/
public function error($error)
{
echo PHP_EOL;
$this->console->writeLine('ERROR: ' . $error . PHP_EOL, Color::calculate('ff0000'));
echo PHP_EOL;
return $this;
}
/**
* Determine and return current console height.
*
* @return false|int
*/
public function getHeight()
{
static $height;
if ($height > 0) {
return $height;
}
// Try to read console size from ANSICON env var
if (preg_match('/\\(\\d+x(\\d+)/', getenv('ANSICON'), $matches)) {
$height = $matches[1];
} else {
$height = AbstractAdapter::getHeight();
}
return $height;
}
/**
* Determine and return current console height.
*
* @return false|int
*/
public function getHeight()
{
static $height;
if ($height > 0) {
return $height;
}
// Try to read console size from "mode" command
if ($this->modeResult === null) {
$this->runProbeCommand();
}
if (preg_match('/Rows\\:\\s+(\\d+)/', $this->modeResult, $matches)) {
$height = $matches[1];
} else {
$height = parent::getHeight();
}
return $height;
}
/**
* Determine and return current console height.
*
* @return false|int
*/
public function getHeight()
{
static $height;
if ($height > 0) {
return $height;
}
// Try to read env variable
if (($result = getenv('LINES')) !== false) {
return $height = (int) $result;
}
// Try to read console size from "tput" command
$result = exec('tput lines', $output, $return);
if (!$return && is_numeric($result)) {
return $height = (int) $result;
}
return $height = parent::getHeight();
}
/**
* @param $question
* @param ConsoleAdapter $console
*
* @return string|null
*/
private function askUrlQuestion($question, ConsoleAdapter $console)
{
$console->writeLine($question . ' (URL)', ColorInterface::CYAN);
$prompt = new Line('');
$prompt->setConsole($console);
$url = $prompt->show();
if (!(new Uri(['allowRelative' => false]))->isValid($url)) {
$console->writeLine('The provided URL "' . $url . '" doesn\'t seem to be valid!', ColorInterface::RED);
return null;
}
return $url;
}
