the whole shebang

This commit is contained in:
2014-11-25 16:42:40 +01:00
parent 7f74c0613e
commit ab1334c0cf
3686 changed files with 496409 additions and 1 deletions

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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Console\Helper;
use Symfony\Component\Console\Descriptor\DescriptorInterface;
use Symfony\Component\Console\Descriptor\JsonDescriptor;
use Symfony\Component\Console\Descriptor\MarkdownDescriptor;
use Symfony\Component\Console\Descriptor\TextDescriptor;
use Symfony\Component\Console\Descriptor\XmlDescriptor;
use Symfony\Component\Console\Output\OutputInterface;
/**
* This class adds helper method to describe objects in various formats.
*
* @author Jean-François Simon <contact@jfsimon.fr>
*/
class DescriptorHelper extends Helper
{
/**
* @var DescriptorInterface[]
*/
private $descriptors = array();
/**
* Constructor.
*/
public function __construct()
{
$this
->register('txt', new TextDescriptor())
->register('xml', new XmlDescriptor())
->register('json', new JsonDescriptor())
->register('md', new MarkdownDescriptor())
;
}
/**
* Describes an object if supported.
*
* @param OutputInterface $output
* @param object $object
* @param string $format
* @param boolean $raw
*/
public function describe(OutputInterface $output, $object, $format = null, $raw = false, $namespace = null)
{
$options = array('raw_text' => $raw, 'format' => $format ?: 'txt', 'namespace' => $namespace);
$type = !$raw && 'txt' === $options['format'] ? OutputInterface::OUTPUT_NORMAL : OutputInterface::OUTPUT_RAW;
if (!isset($this->descriptors[$options['format']])) {
throw new \InvalidArgumentException(sprintf('Unsupported format "%s".', $options['format']));
}
$descriptor = $this->descriptors[$options['format']];
$output->writeln($descriptor->describe($object, $options), $type);
}
/**
* Registers a descriptor.
*
* @param string $format
* @param DescriptorInterface $descriptor
*
* @return DescriptorHelper
*/
public function register($format, DescriptorInterface $descriptor)
{
$this->descriptors[$format] = $descriptor;
return $this;
}
/**
* {@inheritdoc}
*/
public function getName()
{
return 'descriptor';
}
}

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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Console\Helper;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Console\Formatter\OutputFormatterStyle;
/**
* The Dialog class provides helpers to interact with the user.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
class DialogHelper extends Helper
{
private $inputStream;
private static $shell;
private static $stty;
/**
* Asks the user to select a value.
*
* @param OutputInterface $output An Output instance
* @param string|array $question The question to ask
* @param array $choices List of choices to pick from
* @param Boolean $default The default answer if the user enters nothing
* @param Boolean|integer $attempts Max number of times to ask before giving up (false by default, which means infinite)
* @param string $errorMessage Message which will be shown if invalid value from choice list would be picked
* @param Boolean $multiselect Select more than one value separated by comma
*
* @return integer|string|array The selected value or values (the key of the choices array)
*
* @throws \InvalidArgumentException
*/
public function select(OutputInterface $output, $question, $choices, $default = null, $attempts = false, $errorMessage = 'Value "%s" is invalid', $multiselect = false)
{
$width = max(array_map('strlen', array_keys($choices)));
$messages = (array) $question;
foreach ($choices as $key => $value) {
$messages[] = sprintf(" [<info>%-${width}s</info>] %s", $key, $value);
}
$output->writeln($messages);
$result = $this->askAndValidate($output, '> ', function ($picked) use ($choices, $errorMessage, $multiselect) {
// Collapse all spaces.
$selectedChoices = str_replace(" ", "", $picked);
if ($multiselect) {
// Check for a separated comma values
if (!preg_match('/^[a-zA-Z0-9_-]+(?:,[a-zA-Z0-9_-]+)*$/', $selectedChoices, $matches)) {
throw new \InvalidArgumentException(sprintf($errorMessage, $picked));
}
$selectedChoices = explode(",", $selectedChoices);
} else {
$selectedChoices = array($picked);
}
$multiselectChoices = array();
foreach ($selectedChoices as $value) {
if (empty($choices[$value])) {
throw new \InvalidArgumentException(sprintf($errorMessage, $value));
}
array_push($multiselectChoices, $value);
}
if ($multiselect) {
return $multiselectChoices;
}
return $picked;
}, $attempts, $default);
return $result;
}
/**
* Asks a question to the user.
*
* @param OutputInterface $output An Output instance
* @param string|array $question The question to ask
* @param string $default The default answer if none is given by the user
* @param array $autocomplete List of values to autocomplete
*
* @return string The user answer
*
* @throws \RuntimeException If there is no data to read in the input stream
*/
public function ask(OutputInterface $output, $question, $default = null, array $autocomplete = null)
{
$output->write($question);
$inputStream = $this->inputStream ?: STDIN;
if (null === $autocomplete || !$this->hasSttyAvailable()) {
$ret = fgets($inputStream, 4096);
if (false === $ret) {
throw new \RuntimeException('Aborted');
}
$ret = trim($ret);
} else {
$ret = '';
$i = 0;
$ofs = -1;
$matches = $autocomplete;
$numMatches = count($matches);
$sttyMode = shell_exec('stty -g');
// Disable icanon (so we can fread each keypress) and echo (we'll do echoing here instead)
shell_exec('stty -icanon -echo');
// Add highlighted text style
$output->getFormatter()->setStyle('hl', new OutputFormatterStyle('black', 'white'));
// Read a keypress
while (!feof($inputStream)) {
$c = fread($inputStream, 1);
// Backspace Character
if ("\177" === $c) {
if (0 === $numMatches && 0 !== $i) {
$i--;
// Move cursor backwards
$output->write("\033[1D");
}
if ($i === 0) {
$ofs = -1;
$matches = $autocomplete;
$numMatches = count($matches);
} else {
$numMatches = 0;
}
// Pop the last character off the end of our string
$ret = substr($ret, 0, $i);
} elseif ("\033" === $c) { // Did we read an escape sequence?
$c .= fread($inputStream, 2);
// A = Up Arrow. B = Down Arrow
if ('A' === $c[2] || 'B' === $c[2]) {
if ('A' === $c[2] && -1 === $ofs) {
$ofs = 0;
}
if (0 === $numMatches) {
continue;
}
$ofs += ('A' === $c[2]) ? -1 : 1;
$ofs = ($numMatches + $ofs) % $numMatches;
}
} elseif (ord($c) < 32) {
if ("\t" === $c || "\n" === $c) {
if ($numMatches > 0 && -1 !== $ofs) {
$ret = $matches[$ofs];
// Echo out remaining chars for current match
$output->write(substr($ret, $i));
$i = strlen($ret);
}
if ("\n" === $c) {
$output->write($c);
break;
}
$numMatches = 0;
}
continue;
} else {
$output->write($c);
$ret .= $c;
$i++;
$numMatches = 0;
$ofs = 0;
foreach ($autocomplete as $value) {
// If typed characters match the beginning chunk of value (e.g. [AcmeDe]moBundle)
if (0 === strpos($value, $ret) && $i !== strlen($value)) {
$matches[$numMatches++] = $value;
}
}
}
// Erase characters from cursor to end of line
$output->write("\033[K");
if ($numMatches > 0 && -1 !== $ofs) {
// Save cursor position
$output->write("\0337");
// Write highlighted text
$output->write('<hl>'.substr($matches[$ofs], $i).'</hl>');
// Restore cursor position
$output->write("\0338");
}
}
// Reset stty so it behaves normally again
shell_exec(sprintf('stty %s', $sttyMode));
}
return strlen($ret) > 0 ? $ret : $default;
}
/**
* Asks a confirmation to the user.
*
* The question will be asked until the user answers by nothing, yes, or no.
*
* @param OutputInterface $output An Output instance
* @param string|array $question The question to ask
* @param Boolean $default The default answer if the user enters nothing
*
* @return Boolean true if the user has confirmed, false otherwise
*/
public function askConfirmation(OutputInterface $output, $question, $default = true)
{
$answer = 'z';
while ($answer && !in_array(strtolower($answer[0]), array('y', 'n'))) {
$answer = $this->ask($output, $question);
}
if (false === $default) {
return $answer && 'y' == strtolower($answer[0]);
}
return !$answer || 'y' == strtolower($answer[0]);
}
/**
* Asks a question to the user, the response is hidden
*
* @param OutputInterface $output An Output instance
* @param string|array $question The question
* @param Boolean $fallback In case the response can not be hidden, whether to fallback on non-hidden question or not
*
* @return string The answer
*
* @throws \RuntimeException In case the fallback is deactivated and the response can not be hidden
*/
public function askHiddenResponse(OutputInterface $output, $question, $fallback = true)
{
if (defined('PHP_WINDOWS_VERSION_BUILD')) {
$exe = __DIR__.'/../Resources/bin/hiddeninput.exe';
// handle code running from a phar
if ('phar:' === substr(__FILE__, 0, 5)) {
$tmpExe = sys_get_temp_dir().'/hiddeninput.exe';
copy($exe, $tmpExe);
$exe = $tmpExe;
}
$output->write($question);
$value = rtrim(shell_exec($exe));
$output->writeln('');
if (isset($tmpExe)) {
unlink($tmpExe);
}
return $value;
}
if ($this->hasSttyAvailable()) {
$output->write($question);
$sttyMode = shell_exec('stty -g');
shell_exec('stty -echo');
$value = fgets($this->inputStream ?: STDIN, 4096);
shell_exec(sprintf('stty %s', $sttyMode));
if (false === $value) {
throw new \RuntimeException('Aborted');
}
$value = trim($value);
$output->writeln('');
return $value;
}
if (false !== $shell = $this->getShell()) {
$output->write($question);
$readCmd = $shell === 'csh' ? 'set mypassword = $<' : 'read -r mypassword';
$command = sprintf("/usr/bin/env %s -c 'stty -echo; %s; stty echo; echo \$mypassword'", $shell, $readCmd);
$value = rtrim(shell_exec($command));
$output->writeln('');
return $value;
}
if ($fallback) {
return $this->ask($output, $question);
}
throw new \RuntimeException('Unable to hide the response');
}
/**
* Asks for a value and validates the response.
*
* The validator receives the data to validate. It must return the
* validated data when the data is valid and throw an exception
* otherwise.
*
* @param OutputInterface $output An Output instance
* @param string|array $question The question to ask
* @param callable $validator A PHP callback
* @param integer $attempts Max number of times to ask before giving up (false by default, which means infinite)
* @param string $default The default answer if none is given by the user
* @param array $autocomplete List of values to autocomplete
*
* @return mixed
*
* @throws \Exception When any of the validators return an error
*/
public function askAndValidate(OutputInterface $output, $question, $validator, $attempts = false, $default = null, array $autocomplete = null)
{
$that = $this;
$interviewer = function() use ($output, $question, $default, $autocomplete, $that) {
return $that->ask($output, $question, $default, $autocomplete);
};
return $this->validateAttempts($interviewer, $output, $validator, $attempts);
}
/**
* Asks for a value, hide and validates the response.
*
* The validator receives the data to validate. It must return the
* validated data when the data is valid and throw an exception
* otherwise.
*
* @param OutputInterface $output An Output instance
* @param string|array $question The question to ask
* @param callable $validator A PHP callback
* @param integer $attempts Max number of times to ask before giving up (false by default, which means infinite)
* @param Boolean $fallback In case the response can not be hidden, whether to fallback on non-hidden question or not
*
* @return string The response
*
* @throws \Exception When any of the validators return an error
* @throws \RuntimeException In case the fallback is deactivated and the response can not be hidden
*
*/
public function askHiddenResponseAndValidate(OutputInterface $output, $question, $validator, $attempts = false, $fallback = true)
{
$that = $this;
$interviewer = function() use ($output, $question, $fallback, $that) {
return $that->askHiddenResponse($output, $question, $fallback);
};
return $this->validateAttempts($interviewer, $output, $validator, $attempts);
}
/**
* Sets the input stream to read from when interacting with the user.
*
* This is mainly useful for testing purpose.
*
* @param resource $stream The input stream
*/
public function setInputStream($stream)
{
$this->inputStream = $stream;
}
/**
* Returns the helper's input stream
*
* @return string
*/
public function getInputStream()
{
return $this->inputStream;
}
/**
* {@inheritDoc}
*/
public function getName()
{
return 'dialog';
}
/**
* Return a valid unix shell
*
* @return string|Boolean The valid shell name, false in case no valid shell is found
*/
private function getShell()
{
if (null !== self::$shell) {
return self::$shell;
}
self::$shell = false;
if (file_exists('/usr/bin/env')) {
// handle other OSs with bash/zsh/ksh/csh if available to hide the answer
$test = "/usr/bin/env %s -c 'echo OK' 2> /dev/null";
foreach (array('bash', 'zsh', 'ksh', 'csh') as $sh) {
if ('OK' === rtrim(shell_exec(sprintf($test, $sh)))) {
self::$shell = $sh;
break;
}
}
}
return self::$shell;
}
private function hasSttyAvailable()
{
if (null !== self::$stty) {
return self::$stty;
}
exec('stty 2>&1', $output, $exitcode);
return self::$stty = $exitcode === 0;
}
/**
* Validate an attempt
*
* @param callable $interviewer A callable that will ask for a question and return the result
* @param OutputInterface $output An Output instance
* @param callable $validator A PHP callback
* @param integer $attempts Max number of times to ask before giving up ; false will ask infinitely
*
* @return string The validated response
*
* @throws \Exception In case the max number of attempts has been reached and no valid response has been given
*/
private function validateAttempts($interviewer, OutputInterface $output, $validator, $attempts)
{
$error = null;
while (false === $attempts || $attempts--) {
if (null !== $error) {
$output->writeln($this->getHelperSet()->get('formatter')->formatBlock($error->getMessage(), 'error'));
}
try {
return call_user_func($validator, $interviewer());
} catch (\Exception $error) {
}
}
throw $error;
}
}

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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Console\Helper;
use Symfony\Component\Console\Formatter\OutputFormatter;
/**
* The Formatter class provides helpers to format messages.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
class FormatterHelper extends Helper
{
/**
* Formats a message within a section.
*
* @param string $section The section name
* @param string $message The message
* @param string $style The style to apply to the section
*
* @return string The format section
*/
public function formatSection($section, $message, $style = 'info')
{
return sprintf('<%s>[%s]</%s> %s', $style, $section, $style, $message);
}
/**
* Formats a message as a block of text.
*
* @param string|array $messages The message to write in the block
* @param string $style The style to apply to the whole block
* @param Boolean $large Whether to return a large block
*
* @return string The formatter message
*/
public function formatBlock($messages, $style, $large = false)
{
$messages = (array) $messages;
$len = 0;
$lines = array();
foreach ($messages as $message) {
$message = OutputFormatter::escape($message);
$lines[] = sprintf($large ? ' %s ' : ' %s ', $message);
$len = max($this->strlen($message) + ($large ? 4 : 2), $len);
}
$messages = $large ? array(str_repeat(' ', $len)) : array();
foreach ($lines as $line) {
$messages[] = $line.str_repeat(' ', $len - $this->strlen($line));
}
if ($large) {
$messages[] = str_repeat(' ', $len);
}
foreach ($messages as &$message) {
$message = sprintf('<%s>%s</%s>', $style, $message, $style);
}
return implode("\n", $messages);
}
/**
* {@inheritDoc}
*/
public function getName()
{
return 'formatter';
}
}

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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Console\Helper;
/**
* Helper is the base class for all helper classes.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
abstract class Helper implements HelperInterface
{
protected $helperSet = null;
/**
* Sets the helper set associated with this helper.
*
* @param HelperSet $helperSet A HelperSet instance
*/
public function setHelperSet(HelperSet $helperSet = null)
{
$this->helperSet = $helperSet;
}
/**
* Gets the helper set associated with this helper.
*
* @return HelperSet A HelperSet instance
*/
public function getHelperSet()
{
return $this->helperSet;
}
/**
* Returns the length of a string, using mb_strlen if it is available.
*
* @param string $string The string to check its length
*
* @return integer The length of the string
*/
protected function strlen($string)
{
if (!function_exists('mb_strlen')) {
return strlen($string);
}
if (false === $encoding = mb_detect_encoding($string)) {
return strlen($string);
}
return mb_strlen($string, $encoding);
}
}

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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Console\Helper;
/**
* HelperInterface is the interface all helpers must implement.
*
* @author Fabien Potencier <fabien@symfony.com>
*
* @api
*/
interface HelperInterface
{
/**
* Sets the helper set associated with this helper.
*
* @param HelperSet $helperSet A HelperSet instance
*
* @api
*/
public function setHelperSet(HelperSet $helperSet = null);
/**
* Gets the helper set associated with this helper.
*
* @return HelperSet A HelperSet instance
*
* @api
*/
public function getHelperSet();
/**
* Returns the canonical name of this helper.
*
* @return string The canonical name
*
* @api
*/
public function getName();
}

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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Console\Helper;
use Symfony\Component\Console\Command\Command;
/**
* HelperSet represents a set of helpers to be used with a command.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
class HelperSet
{
private $helpers;
private $command;
/**
* Constructor.
*
* @param Helper[] $helpers An array of helper.
*/
public function __construct(array $helpers = array())
{
$this->helpers = array();
foreach ($helpers as $alias => $helper) {
$this->set($helper, is_int($alias) ? null : $alias);
}
}
/**
* Sets a helper.
*
* @param HelperInterface $helper The helper instance
* @param string $alias An alias
*/
public function set(HelperInterface $helper, $alias = null)
{
$this->helpers[$helper->getName()] = $helper;
if (null !== $alias) {
$this->helpers[$alias] = $helper;
}
$helper->setHelperSet($this);
}
/**
* Returns true if the helper if defined.
*
* @param string $name The helper name
*
* @return Boolean true if the helper is defined, false otherwise
*/
public function has($name)
{
return isset($this->helpers[$name]);
}
/**
* Gets a helper value.
*
* @param string $name The helper name
*
* @return HelperInterface The helper instance
*
* @throws \InvalidArgumentException if the helper is not defined
*/
public function get($name)
{
if (!$this->has($name)) {
throw new \InvalidArgumentException(sprintf('The helper "%s" is not defined.', $name));
}
return $this->helpers[$name];
}
/**
* Sets the command associated with this helper set.
*
* @param Command $command A Command instance
*/
public function setCommand(Command $command = null)
{
$this->command = $command;
}
/**
* Gets the command associated with this helper set.
*
* @return Command A Command instance
*/
public function getCommand()
{
return $this->command;
}
}

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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Console\Helper;
use Symfony\Component\Console\Output\OutputInterface;
/**
* The Progress class provides helpers to display progress output.
*
* @author Chris Jones <leeked@gmail.com>
* @author Fabien Potencier <fabien@symfony.com>
*/
class ProgressHelper extends Helper
{
const FORMAT_QUIET = ' %percent%%';
const FORMAT_NORMAL = ' %current%/%max% [%bar%] %percent%%';
const FORMAT_VERBOSE = ' %current%/%max% [%bar%] %percent%% Elapsed: %elapsed%';
const FORMAT_QUIET_NOMAX = ' %current%';
const FORMAT_NORMAL_NOMAX = ' %current% [%bar%]';
const FORMAT_VERBOSE_NOMAX = ' %current% [%bar%] Elapsed: %elapsed%';
// options
private $barWidth = 28;
private $barChar = '=';
private $emptyBarChar = '-';
private $progressChar = '>';
private $format = null;
private $redrawFreq = 1;
private $lastMessagesLength;
private $barCharOriginal;
/**
* @var OutputInterface
*/
private $output;
/**
* Current step
*
* @var integer
*/
private $current;
/**
* Maximum number of steps
*
* @var integer
*/
private $max;
/**
* Start time of the progress bar
*
* @var integer
*/
private $startTime;
/**
* List of formatting variables
*
* @var array
*/
private $defaultFormatVars = array(
'current',
'max',
'bar',
'percent',
'elapsed',
);
/**
* Available formatting variables
*
* @var array
*/
private $formatVars;
/**
* Stored format part widths (used for padding)
*
* @var array
*/
private $widths = array(
'current' => 4,
'max' => 4,
'percent' => 3,
'elapsed' => 6,
);
/**
* Various time formats
*
* @var array
*/
private $timeFormats = array(
array(0, '???'),
array(2, '1 sec'),
array(59, 'secs', 1),
array(60, '1 min'),
array(3600, 'mins', 60),
array(5400, '1 hr'),
array(86400, 'hrs', 3600),
array(129600, '1 day'),
array(604800, 'days', 86400),
);
/**
* Sets the progress bar width.
*
* @param int $size The progress bar size
*/
public function setBarWidth($size)
{
$this->barWidth = (int) $size;
}
/**
* Sets the bar character.
*
* @param string $char A character
*/
public function setBarCharacter($char)
{
$this->barChar = $char;
}
/**
* Sets the empty bar character.
*
* @param string $char A character
*/
public function setEmptyBarCharacter($char)
{
$this->emptyBarChar = $char;
}
/**
* Sets the progress bar character.
*
* @param string $char A character
*/
public function setProgressCharacter($char)
{
$this->progressChar = $char;
}
/**
* Sets the progress bar format.
*
* @param string $format The format
*/
public function setFormat($format)
{
$this->format = $format;
}
/**
* Sets the redraw frequency.
*
* @param int $freq The frequency in steps
*/
public function setRedrawFrequency($freq)
{
$this->redrawFreq = (int) $freq;
}
/**
* Starts the progress output.
*
* @param OutputInterface $output An Output instance
* @param integer $max Maximum steps
*/
public function start(OutputInterface $output, $max = null)
{
$this->startTime = time();
$this->current = 0;
$this->max = (int) $max;
$this->output = $output;
$this->lastMessagesLength = 0;
$this->barCharOriginal = '';
if (null === $this->format) {
switch ($output->getVerbosity()) {
case OutputInterface::VERBOSITY_QUIET:
$this->format = self::FORMAT_QUIET_NOMAX;
if ($this->max > 0) {
$this->format = self::FORMAT_QUIET;
}
break;
case OutputInterface::VERBOSITY_VERBOSE:
case OutputInterface::VERBOSITY_VERY_VERBOSE:
case OutputInterface::VERBOSITY_DEBUG:
$this->format = self::FORMAT_VERBOSE_NOMAX;
if ($this->max > 0) {
$this->format = self::FORMAT_VERBOSE;
}
break;
default:
$this->format = self::FORMAT_NORMAL_NOMAX;
if ($this->max > 0) {
$this->format = self::FORMAT_NORMAL;
}
break;
}
}
$this->initialize();
}
/**
* Advances the progress output X steps.
*
* @param integer $step Number of steps to advance
* @param Boolean $redraw Whether to redraw or not
*
* @throws \LogicException
*/
public function advance($step = 1, $redraw = false)
{
if (null === $this->startTime) {
throw new \LogicException('You must start the progress bar before calling advance().');
}
if (0 === $this->current) {
$redraw = true;
}
$this->current += $step;
if ($redraw || 0 === $this->current % $this->redrawFreq) {
$this->display();
}
}
/**
* Sets the current progress.
*
* @param integer $current The current progress
* @param Boolean $redraw Whether to redraw or not
*
* @throws \LogicException
*/
public function setCurrent($current, $redraw = false)
{
if (null === $this->startTime) {
throw new \LogicException('You must start the progress bar before calling setCurrent().');
}
$current = (int) $current;
if ($current < $this->current) {
throw new \LogicException('You can\'t regress the progress bar');
}
if (0 === $this->current) {
$redraw = true;
}
$this->current = $current;
if ($redraw || 0 === $this->current % $this->redrawFreq) {
$this->display();
}
}
/**
* Outputs the current progress string.
*
* @param Boolean $finish Forces the end result
*
* @throws \LogicException
*/
public function display($finish = false)
{
if (null === $this->startTime) {
throw new \LogicException('You must start the progress bar before calling display().');
}
$message = $this->format;
foreach ($this->generate($finish) as $name => $value) {
$message = str_replace("%{$name}%", $value, $message);
}
$this->overwrite($this->output, $message);
}
/**
* Finishes the progress output.
*/
public function finish()
{
if (null === $this->startTime) {
throw new \LogicException('You must start the progress bar before calling finish().');
}
if (null !== $this->startTime) {
if (!$this->max) {
$this->barChar = $this->barCharOriginal;
$this->display(true);
}
$this->startTime = null;
$this->output->writeln('');
$this->output = null;
}
}
/**
* Initializes the progress helper.
*/
private function initialize()
{
$this->formatVars = array();
foreach ($this->defaultFormatVars as $var) {
if (false !== strpos($this->format, "%{$var}%")) {
$this->formatVars[$var] = true;
}
}
if ($this->max > 0) {
$this->widths['max'] = $this->strlen($this->max);
$this->widths['current'] = $this->widths['max'];
} else {
$this->barCharOriginal = $this->barChar;
$this->barChar = $this->emptyBarChar;
}
}
/**
* Generates the array map of format variables to values.
*
* @param Boolean $finish Forces the end result
*
* @return array Array of format vars and values
*/
private function generate($finish = false)
{
$vars = array();
$percent = 0;
if ($this->max > 0) {
$percent = (double) $this->current / $this->max;
}
if (isset($this->formatVars['bar'])) {
$completeBars = 0;
if ($this->max > 0) {
$completeBars = floor($percent * $this->barWidth);
} else {
if (!$finish) {
$completeBars = floor($this->current % $this->barWidth);
} else {
$completeBars = $this->barWidth;
}
}
$emptyBars = $this->barWidth - $completeBars - $this->strlen($this->progressChar);
$bar = str_repeat($this->barChar, $completeBars);
if ($completeBars < $this->barWidth) {
$bar .= $this->progressChar;
$bar .= str_repeat($this->emptyBarChar, $emptyBars);
}
$vars['bar'] = $bar;
}
if (isset($this->formatVars['elapsed'])) {
$elapsed = time() - $this->startTime;
$vars['elapsed'] = str_pad($this->humaneTime($elapsed), $this->widths['elapsed'], ' ', STR_PAD_LEFT);
}
if (isset($this->formatVars['current'])) {
$vars['current'] = str_pad($this->current, $this->widths['current'], ' ', STR_PAD_LEFT);
}
if (isset($this->formatVars['max'])) {
$vars['max'] = $this->max;
}
if (isset($this->formatVars['percent'])) {
$vars['percent'] = str_pad(floor($percent * 100), $this->widths['percent'], ' ', STR_PAD_LEFT);
}
return $vars;
}
/**
* Converts seconds into human-readable format.
*
* @param integer $secs Number of seconds
*
* @return string Time in readable format
*/
private function humaneTime($secs)
{
$text = '';
foreach ($this->timeFormats as $format) {
if ($secs < $format[0]) {
if (count($format) == 2) {
$text = $format[1];
break;
} else {
$text = ceil($secs / $format[2]).' '.$format[1];
break;
}
}
}
return $text;
}
/**
* Overwrites a previous message to the output.
*
* @param OutputInterface $output An Output instance
* @param string $message The message
*/
private function overwrite(OutputInterface $output, $message)
{
$length = $this->strlen($message);
// append whitespace to match the last line's length
if (null !== $this->lastMessagesLength && $this->lastMessagesLength > $length) {
$message = str_pad($message, $this->lastMessagesLength, "\x20", STR_PAD_RIGHT);
}
// carriage return
$output->write("\x0D");
$output->write($message);
$this->lastMessagesLength = $this->strlen($message);
}
/**
* {@inheritDoc}
*/
public function getName()
{
return 'progress';
}
}

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@@ -0,0 +1,459 @@
<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Console\Helper;
use Symfony\Component\Console\Output\OutputInterface;
use InvalidArgumentException;
/**
* Provides helpers to display table output.
*
* @author Саша Стаменковић <umpirsky@gmail.com>
*/
class TableHelper extends Helper
{
const LAYOUT_DEFAULT = 0;
const LAYOUT_BORDERLESS = 1;
/**
* Table headers.
*
* @var array
*/
private $headers = array();
/**
* Table rows.
*
* @var array
*/
private $rows = array();
// Rendering options
private $paddingChar;
private $horizontalBorderChar;
private $verticalBorderChar;
private $crossingChar;
private $cellHeaderFormat;
private $cellRowFormat;
private $borderFormat;
private $padType;
/**
* Column widths cache.
*
* @var array
*/
private $columnWidths = array();
/**
* Number of columns cache.
*
* @var array
*/
private $numberOfColumns;
/**
* @var OutputInterface
*/
private $output;
public function __construct()
{
$this->setLayout(self::LAYOUT_DEFAULT);
}
/**
* Sets table layout type.
*
* @param int $layout self::LAYOUT_*
*
* @return TableHelper
*/
public function setLayout($layout)
{
switch ($layout) {
case self::LAYOUT_BORDERLESS:
$this
->setPaddingChar(' ')
->setHorizontalBorderChar('=')
->setVerticalBorderChar(' ')
->setCrossingChar(' ')
->setCellHeaderFormat('<info>%s</info>')
->setCellRowFormat('<comment>%s</comment>')
->setBorderFormat('%s')
->setPadType(STR_PAD_RIGHT)
;
break;
case self::LAYOUT_DEFAULT:
$this
->setPaddingChar(' ')
->setHorizontalBorderChar('-')
->setVerticalBorderChar('|')
->setCrossingChar('+')
->setCellHeaderFormat('<info>%s</info>')
->setCellRowFormat('<comment>%s</comment>')
->setBorderFormat('%s')
->setPadType(STR_PAD_RIGHT)
;
break;
default:
throw new InvalidArgumentException(sprintf('Invalid table layout "%s".', $layout));
break;
};
return $this;
}
public function setHeaders(array $headers)
{
$this->headers = array_values($headers);
return $this;
}
public function setRows(array $rows)
{
$this->rows = array();
return $this->addRows($rows);
}
public function addRows(array $rows)
{
foreach ($rows as $row) {
$this->addRow($row);
}
return $this;
}
public function addRow(array $row)
{
$this->rows[] = array_values($row);
return $this;
}
public function setRow($column, array $row)
{
$this->rows[$column] = $row;
return $this;
}
/**
* Sets padding character, used for cell padding.
*
* @param string $paddingChar
*
* @return TableHelper
*/
public function setPaddingChar($paddingChar)
{
$this->paddingChar = $paddingChar;
return $this;
}
/**
* Sets horizontal border character.
*
* @param string $horizontalBorderChar
*
* @return TableHelper
*/
public function setHorizontalBorderChar($horizontalBorderChar)
{
$this->horizontalBorderChar = $horizontalBorderChar;
return $this;
}
/**
* Sets vertical border character.
*
* @param string $verticalBorderChar
*
* @return TableHelper
*/
public function setVerticalBorderChar($verticalBorderChar)
{
$this->verticalBorderChar = $verticalBorderChar;
return $this;
}
/**
* Sets crossing character.
*
* @param string $crossingChar
*
* @return TableHelper
*/
public function setCrossingChar($crossingChar)
{
$this->crossingChar = $crossingChar;
return $this;
}
/**
* Sets header cell format.
*
* @param string $cellHeaderFormat
*
* @return TableHelper
*/
public function setCellHeaderFormat($cellHeaderFormat)
{
$this->cellHeaderFormat = $cellHeaderFormat;
return $this;
}
/**
* Sets row cell format.
*
* @param string $cellRowFormat
*
* @return TableHelper
*/
public function setCellRowFormat($cellRowFormat)
{
$this->cellRowFormat = $cellRowFormat;
return $this;
}
/**
* Sets table border format.
*
* @param string $borderFormat
*
* @return TableHelper
*/
public function setBorderFormat($borderFormat)
{
$this->borderFormat = $borderFormat;
return $this;
}
/**
* Sets cell padding type.
*
* @param integer $padType STR_PAD_*
*
* @return TableHelper
*/
public function setPadType($padType)
{
$this->padType = $padType;
return $this;
}
/**
* Renders table to output.
*
* Example:
* +---------------+-----------------------+------------------+
* | ISBN | Title | Author |
* +---------------+-----------------------+------------------+
* | 99921-58-10-7 | Divine Comedy | Dante Alighieri |
* | 9971-5-0210-0 | A Tale of Two Cities | Charles Dickens |
* | 960-425-059-0 | The Lord of the Rings | J. R. R. Tolkien |
* +---------------+-----------------------+------------------+
*
* @param OutputInterface $output
*/
public function render(OutputInterface $output)
{
$this->output = $output;
$this->renderRowSeparator();
$this->renderRow($this->headers, $this->cellHeaderFormat);
if (!empty($this->headers)) {
$this->renderRowSeparator();
}
foreach ($this->rows as $row) {
$this->renderRow($row, $this->cellRowFormat);
}
if (!empty($this->rows)) {
$this->renderRowSeparator();
}
$this->cleanup();
}
/**
* Renders horizontal header separator.
*
* Example: +-----+-----------+-------+
*/
private function renderRowSeparator()
{
if (0 === $count = $this->getNumberOfColumns()) {
return;
}
$markup = $this->crossingChar;
for ($column = 0; $column < $count; $column++) {
$markup .= str_repeat($this->horizontalBorderChar, $this->getColumnWidth($column))
.$this->crossingChar
;
}
$this->output->writeln(sprintf($this->borderFormat, $markup));
}
/**
* Renders vertical column separator.
*/
private function renderColumnSeparator()
{
$this->output->write(sprintf($this->borderFormat, $this->verticalBorderChar));
}
/**
* Renders table row.
*
* Example: | 9971-5-0210-0 | A Tale of Two Cities | Charles Dickens |
*
* @param array $row
* @param string $cellFormat
*/
private function renderRow(array $row, $cellFormat)
{
if (empty($row)) {
return;
}
$this->renderColumnSeparator();
for ($column = 0, $count = $this->getNumberOfColumns(); $column < $count; $column++) {
$this->renderCell($row, $column, $cellFormat);
$this->renderColumnSeparator();
}
$this->output->writeln('');
}
/**
* Renders table cell with padding.
*
* @param array $row
* @param integer $column
* @param string $cellFormat
*/
private function renderCell(array $row, $column, $cellFormat)
{
$cell = isset($row[$column]) ? $row[$column] : '';
$width = $this->getColumnWidth($column);
// str_pad won't work properly with multi-byte strings, we need to fix the padding
if (function_exists('mb_strlen') && false !== $encoding = mb_detect_encoding($cell)) {
$width += strlen($cell) - mb_strlen($cell, $encoding);
}
$this->output->write(sprintf(
$cellFormat,
str_pad(
$this->paddingChar.$cell.$this->paddingChar,
$width,
$this->paddingChar,
$this->padType
)
));
}
/**
* Gets number of columns for this table.
*
* @return int
*/
private function getNumberOfColumns()
{
if (null !== $this->numberOfColumns) {
return $this->numberOfColumns;
}
$columns = array(0);
$columns[] = count($this->headers);
foreach ($this->rows as $row) {
$columns[] = count($row);
}
return $this->numberOfColumns = max($columns);
}
/**
* Gets column width.
*
* @param integer $column
*
* @return int
*/
private function getColumnWidth($column)
{
if (isset($this->columnWidths[$column])) {
return $this->columnWidths[$column];
}
$lengths = array(0);
$lengths[] = $this->getCellWidth($this->headers, $column);
foreach ($this->rows as $row) {
$lengths[] = $this->getCellWidth($row, $column);
}
return $this->columnWidths[$column] = max($lengths) + 2;
}
/**
* Gets cell width.
*
* @param array $row
* @param integer $column
*
* @return int
*/
private function getCellWidth(array $row, $column)
{
if ($column < 0) {
return 0;
}
if (isset($row[$column])) {
return $this->strlen($row[$column]);
}
return $this->getCellWidth($row, $column - 1);
}
/**
* Called after rendering to cleanup cache data.
*/
private function cleanup()
{
$this->columnWidths = array();
$this->numberOfColumns = null;
}
/**
* {@inheritDoc}
*/
public function getName()
{
return 'table';
}
}