From 79eff9ff8b7c560cda1c55b0fef2b9f32c3f8dd9 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Th=C3=A9o=20FIDRY?= Date: Sat, 7 Oct 2017 12:10:59 +0200 Subject: [PATCH] Make it better --- bin/php-scoper | 161 +-- composer.json | 5 +- composer.lock | 2046 --------------------------------- src/Autoload/Requirements.php | 444 +------ src/check.php | 195 ++++ 5 files changed, 269 insertions(+), 2582 deletions(-) delete mode 100644 composer.lock create mode 100644 src/check.php diff --git a/bin/php-scoper b/bin/php-scoper index 5e25717a0..0aef0ad95 100755 --- a/bin/php-scoper +++ b/bin/php-scoper @@ -35,153 +35,30 @@ $autoload = (function () { throw new RuntimeException('Unable to find the Composer or PHP-Scoper autoloader.'); })(); -$autoloader = require_once $autoload; +require_once $autoload; +// Exposes the finder used by PHP-Scoper PHAR to allow its usage in the configuration file. if (false === class_exists('Isolated\Symfony\Component\Finder\Finder')) { class_alias('Symfony\Component\Finder\Finder', 'Isolated\Symfony\Component\Finder\Finder'); } -$lineSize = 70; -$symfonyRequirements = new Requirements(dirname(dirname(realpath($autoload)))); -$iniPath = $symfonyRequirements->getPhpIniPath(); - -echo_title('Symfony Requirements Checker'); - -echo '> PHP is using the following php.ini file:'.PHP_EOL; -if ($iniPath) { - echo_style('green', ' '.$iniPath); -} else { - echo_style('yellow', ' WARNING: No configuration file (php.ini) used by PHP!'); -} - -echo PHP_EOL.PHP_EOL; - -echo '> Checking Symfony requirements:'.PHP_EOL.' '; - -$messages = array(); -foreach ($symfonyRequirements->getRequirements() as $req) { - if ($helpText = get_error_message($req, $lineSize)) { - echo_style('red', 'E'); - $messages['error'][] = $helpText; - } else { - echo_style('green', '.'); - } -} - -$checkPassed = empty($messages['error']); - -foreach ($symfonyRequirements->getRecommendations() as $req) { - if ($helpText = get_error_message($req, $lineSize)) { - echo_style('yellow', 'W'); - $messages['warning'][] = $helpText; - } else { - echo_style('green', '.'); - } -} - -if ($checkPassed) { - echo_block('success', 'OK', 'Your system is ready to run Symfony projects'); -} else { - echo_block('error', 'ERROR', 'Your system is not ready to run Symfony projects'); - - echo_title('Fix the following mandatory requirements', 'red'); - - foreach ($messages['error'] as $helpText) { - echo ' * '.$helpText.PHP_EOL; - } -} - -if (!empty($messages['warning'])) { - echo_title('Optional recommendations to improve your setup', 'yellow'); - - foreach ($messages['warning'] as $helpText) { - echo ' * '.$helpText.PHP_EOL; - } -} - -echo PHP_EOL; -echo_style('title', 'Note'); -echo ' The command console could use a different php.ini file'.PHP_EOL; -echo_style('title', '~~~~'); -echo ' than the one used with your web server. To be on the'.PHP_EOL; -echo ' safe side, please check the requirements from your web'.PHP_EOL; -echo ' server using the '; -echo_style('yellow', 'public/check.php'); -echo ' script.'.PHP_EOL; -echo PHP_EOL; - -exit($checkPassed ? 0 : 1); - -function get_error_message(Requirement $requirement, $lineSize) -{ - if ($requirement->isFulfilled()) { - return; - } - - $errorMessage = wordwrap($requirement->getTestMessage(), $lineSize - 3, PHP_EOL.' ').PHP_EOL; - $errorMessage .= ' > '.wordwrap($requirement->getHelpText(), $lineSize - 5, PHP_EOL.' > ').PHP_EOL; - - return $errorMessage; -} - -function echo_title($title, $style = null) -{ - $style = $style ?: 'title'; - - echo PHP_EOL; - echo_style($style, $title.PHP_EOL); - echo_style($style, str_repeat('~', strlen($title)).PHP_EOL); - echo PHP_EOL; -} - -function echo_style($style, $message) -{ - // ANSI color codes - $styles = array( - 'reset' => "\033[0m", - 'red' => "\033[31m", - 'green' => "\033[32m", - 'yellow' => "\033[33m", - 'error' => "\033[37;41m", - 'success' => "\033[37;42m", - 'title' => "\033[34m", - ); - $supports = has_color_support(); - - echo($supports ? $styles[$style] : '').$message.($supports ? $styles['reset'] : ''); -} - -function echo_block($style, $title, $message) -{ - $message = ' '.trim($message).' '; - $width = strlen($message); - - echo PHP_EOL.PHP_EOL; - - echo_style($style, str_repeat(' ', $width)); - echo PHP_EOL; - echo_style($style, str_pad(' ['.$title.']', $width, ' ', STR_PAD_RIGHT)); - echo PHP_EOL; - echo_style($style, $message); - echo PHP_EOL; - echo_style($style, str_repeat(' ', $width)); - echo PHP_EOL; -} - -function has_color_support() -{ - static $support; - - if (null === $support) { - if (DIRECTORY_SEPARATOR == '\\') { - $support = false !== getenv('ANSICON') || 'ON' === getenv('ConEmuANSI'); - } else { - $support = function_exists('posix_isatty') && @posix_isatty(STDOUT); - } - } - - return $support; -} +$isVeryVerbose = array_reduce( + $argv, + /** + * @param bool $isVeryVerbose + * @param string $param + * + * @return bool + */ + function ($isVeryVerbose, $arg) { + return $isVeryVerbose || '-vv' === $arg || '-vvv' === $arg; + }, + false +); + +//if ('phar:' === substr(__FILE__, 0, 5)) { + check_requirements($autoload, $isVeryVerbose); +//} $app = create_application(); diff --git a/composer.json b/composer.json index 7086c3383..1257e8073 100644 --- a/composer.json +++ b/composer.json @@ -19,12 +19,14 @@ "require": { "php": "^7.1", + "composer/semver": "^1.4", "nikic/php-parser": "^3.0", "ocramius/package-versions": "^1.1", "padraic/phar-updater": "^1.0", "symfony/console": "^3.2", "symfony/filesystem": "^3.2", - 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const REQUIRED_PHP_VERSION = '5.5.9'; - - private function readRequiredPhpVersion(array $composerConfig) - { - /** @var MultiConstraint $constraints */ - $constraints = (new VersionParser)->parseConstraints($composerConfig['php']); - - $minimalConstraint = array_reduce( - $constraints->getConstraints(), - function (Constraint $previousConstraint = null, Constraint $constraint) { - if (null === $previousConstraint) { - return $constraint; - } - - $y = ''; - } - ); - $x = ''; - } - public function __construct($rootDir) { - $installedPhpVersion = phpversion(); - $rootDir = $this->getComposerRootDir($rootDir); - $composerConfig = $this->readComposer($rootDir); - - $minimalPhpVersion = $this->readRequiredPhpVersion($composerConfig); - - $this->addRequirement( - version_compare($installedPhpVersion, self::REQUIRED_PHP_VERSION, '>='), - sprintf('PHP version must be at least %s (%s installed)', self::REQUIRED_PHP_VERSION, $installedPhpVersion), - sprintf('You are running PHP version "%s", but Symfony needs at least PHP "%s" to run. - Before using Symfony, upgrade your PHP installation, preferably to the latest version.', - $installedPhpVersion, self::REQUIRED_PHP_VERSION), - sprintf('Install PHP %s or newer (installed version is %s)', self::REQUIRED_PHP_VERSION, $installedPhpVersion) - ); - - $this->addRequirement( - version_compare($installedPhpVersion, '5.3.16', '!='), - 'PHP version must not be 5.3.16 as Symfony won\'t work properly with it', - 'Install PHP 5.3.17 or newer (or downgrade to an earlier PHP version)' - ); - $this->addRequirement( - is_dir($rootDir.'/vendor/composer'), - 'Vendor libraries must be installed', - 'Vendor libraries are missing. Install composer following instructions from http://getcomposer.org/. '. - 'Then run "php composer.phar install" to install them.' - ); + $composerConfig = $this->readComposer($rootDir); - if (is_dir($cacheDir = $rootDir.'/'.$composerConfig['var-dir'].'/cache')) { - $this->addRequirement( - is_writable($cacheDir), - sprintf('%s/cache/ directory must be writable', $composerConfig['var-dir']), - sprintf('Change the permissions of "%s/cache/" directory so that the web server can write into it.', $composerConfig['var-dir']) - ); - } + $this->addPhpVersionRequirement($composerConfig); + $this->addExtensionRequirements($composerConfig); - if (is_dir($logsDir = $rootDir.'/'.$composerConfig['var-dir'].'/logs')) { - $this->addRequirement( - is_writable($logsDir), - sprintf('%s/logs/ directory must be writable', $composerConfig['var-dir']), - sprintf('Change the permissions of "%s/logs/" directory so that the web server can write into it.', $composerConfig['var-dir']) - ); - } + } - if (version_compare($installedPhpVersion, '7.0.0', '<')) { - $this->addPhpConfigRequirement( - 'date.timezone', true, false, - 'date.timezone setting must be set', - 'Set the "date.timezone" setting in php.ini* (like Europe/Paris).' - ); - } + private function getComposerRootDir($rootDir) + { + $dir = $rootDir; - if (version_compare($installedPhpVersion, self::REQUIRED_PHP_VERSION, '>=')) { - $timezones = array(); - foreach (\DateTimeZone::listAbbreviations() as $abbreviations) { - foreach ($abbreviations as $abbreviation) { - $timezones[$abbreviation['timezone_id']] = true; - } + while (!file_exists($dir.'/composer.json')) { + if ($dir === dirname($dir)) { + return $rootDir; } - $this->addRequirement( - isset($timezones[@date_default_timezone_get()]), - sprintf('Configured default timezone "%s" must be supported by your installation of PHP', @date_default_timezone_get()), - 'Your default timezone is not supported by PHP. Check for typos in your php.ini file and have a look at the list of deprecated timezones at http://php.net/manual/en/timezones.others.php.' - ); + $dir = dirname($dir); } - $this->addRequirement( - function_exists('iconv'), - 'iconv() must be available', - 'Install and enable the iconv extension.' - ); - - $this->addRequirement( - function_exists('json_encode'), - 'json_encode() must be available', - 'Install and enable the JSON extension.' - ); + return $dir; + } - $this->addRequirement( - function_exists('session_start'), - 'session_start() must be available', - 'Install and enable the session extension.' - ); + private function readComposer($rootDir) + { + $composer = json_decode(file_get_contents($rootDir.'/composer.json'), true); - $this->addRequirement( - function_exists('ctype_alpha'), - 'ctype_alpha() must be available', - 'Install and enable the ctype extension.' - ); + return $composer['require']; + } - $this->addRequirement( - function_exists('token_get_all'), - 'token_get_all() must be available', - 'Install and enable the Tokenizer extension.' - ); + private function addPhpVersionRequirement(array $composerConfig) + { + $installedPhpVersion = phpversion(); + $requiredPhpVersion = $composerConfig['php']; $this->addRequirement( - function_exists('simplexml_import_dom'), - 'simplexml_import_dom() must be available', - 'Install and enable the SimpleXML extension.' + Semver::satisfies(phpversion(), $requiredPhpVersion), + sprintf( + 'PHP version must satisfies %s (%s installed)', + $requiredPhpVersion, + $installedPhpVersion + ), + '', + '' ); - if (function_exists('apc_store') && ini_get('apc.enabled')) { - if (version_compare($installedPhpVersion, '5.4.0', '>=')) { - $this->addRequirement( - version_compare(phpversion('apc'), '3.1.13', '>='), - 'APC version must be at least 3.1.13 when using PHP 5.4', - 'Upgrade your APC extension (3.1.13+).' - ); - } else { - $this->addRequirement( - version_compare(phpversion('apc'), '3.0.17', '>='), - 'APC version must be at least 3.0.17', - 'Upgrade your APC extension (3.0.17+).' - ); - } - } - - $this->addPhpConfigRequirement('detect_unicode', false); - - if (extension_loaded('suhosin')) { - $this->addPhpConfigRequirement( - 'suhosin.executor.include.whitelist', - function($cfgValue) { return false !== stripos($cfgValue, 'phar'); }, - false, - 'suhosin.executor.include.whitelist must be configured correctly in php.ini', - 'Add "phar" to suhosin.executor.include.whitelist in php.ini*.' - ); - } - - if (extension_loaded('xdebug')) { - $this->addPhpConfigRequirement( - 'xdebug.show_exception_trace', false, true - ); - - $this->addPhpConfigRequirement( - 'xdebug.scream', false, true - ); - - $this->addPhpConfigRecommendation( - 'xdebug.max_nesting_level', - function ($cfgValue) { return $cfgValue > 100; }, - true, - 'xdebug.max_nesting_level should be above 100 in php.ini', - 'Set "xdebug.max_nesting_level" to e.g. "250" in php.ini* to stop Xdebug\'s infinite recursion protection erroneously throwing a fatal error in your project.' - ); - } - - $pcreVersion = defined('PCRE_VERSION') ? (float) PCRE_VERSION : null; - $this->addRequirement( - null !== $pcreVersion, - 'PCRE extension must be available', - 'Install the PCRE extension (version 8.0+).' - ); - - if (extension_loaded('mbstring')) { - $this->addPhpConfigRequirement( - 'mbstring.func_overload', - function ($cfgValue) { return (int) $cfgValue === 0; }, - true, - 'string functions should not be overloaded', - 'Set "mbstring.func_overload" to 0 in php.ini* to disable function overloading by the mbstring extension.' - ); - } - - /* optional recommendations follow */ - - $this->addRecommendation( - version_compare($installedPhpVersion, '5.3.4', '>='), - 'You should use at least PHP 5.3.4 due to PHP bug #52083 in earlier versions', - 'Your project might malfunction randomly due to PHP bug #52083 ("Notice: Trying to get property of non-object"). Install PHP 5.3.4 or newer.' - ); - - $this->addRecommendation( - version_compare($installedPhpVersion, '5.3.8', '>='), - 'When using annotations you should have at least PHP 5.3.8 due to PHP bug #55156', - 'Install PHP 5.3.8 or newer if your project uses annotations.' - ); - - $this->addRecommendation( - version_compare($installedPhpVersion, '5.4.0', '!='), - 'You should not use PHP 5.4.0 due to the PHP bug #61453', - 'Your project might not work properly due to the PHP bug #61453 ("Cannot dump definitions which have method calls"). Install PHP 5.4.1 or newer.' - ); - - $this->addRecommendation( - version_compare($installedPhpVersion, '5.4.11', '>='), - 'When using the logout handler from the Symfony Security Component, you should have at least PHP 5.4.11 due to PHP bug #63379 (as a workaround, you can also set invalidate_session to false in the security logout handler configuration)', - 'Install PHP 5.4.11 or newer if your project uses the logout handler from the Symfony Security Component.' - ); - - $this->addRecommendation( - (version_compare($installedPhpVersion, '5.3.18', '>=') && version_compare($installedPhpVersion, '5.4.0', '<')) - || - version_compare($installedPhpVersion, '5.4.8', '>='), - 'You should use PHP 5.3.18+ or PHP 5.4.8+ to always get nice error messages for fatal errors in the development environment due to PHP bug #61767/#60909', - 'Install PHP 5.3.18+ or PHP 5.4.8+ if you want nice error messages for all fatal errors in the development environment.' - ); - - if (null !== $pcreVersion) { - $this->addRecommendation( - $pcreVersion >= 8.0, - sprintf('PCRE extension should be at least version 8.0 (%s installed)', $pcreVersion), - 'PCRE 8.0+ is preconfigured in PHP since 5.3.2 but you are using an outdated version of it. Symfony probably works anyway but it is recommended to upgrade your PCRE extension.' - ); - } - - $this->addRecommendation( - class_exists('DomDocument'), - 'PHP-DOM and PHP-XML modules should be installed', - 'Install and enable the PHP-DOM and the PHP-XML modules.' - ); - - $this->addRecommendation( - function_exists('mb_strlen'), - 'mb_strlen() should be available', - 'Install and enable the mbstring extension.' - ); - - $this->addRecommendation( - function_exists('utf8_decode'), - 'utf8_decode() should be available', - 'Install and enable the XML extension.' - ); - - $this->addRecommendation( - function_exists('filter_var'), - 'filter_var() should be available', - 'Install and enable the filter extension.' - ); - - if (!defined('PHP_WINDOWS_VERSION_BUILD')) { - $this->addRecommendation( - function_exists('posix_isatty'), - 'posix_isatty() should be available', - 'Install and enable the php_posix extension (used to colorize the CLI output).' - ); - } - - $this->addRecommendation( - extension_loaded('intl'), - 'intl extension should be available', - 'Install and enable the intl extension (used for validators).' - ); - - if (extension_loaded('intl')) { - // in some WAMP server installations, new Collator() returns null - $this->addRecommendation( - null !== new \Collator('fr_FR'), - 'intl extension should be correctly configured', - 'The intl extension does not behave properly. This problem is typical on PHP 5.3.X x64 WIN builds.' - ); - - // check for compatible ICU versions (only done when you have the intl extension) - if (defined('INTL_ICU_VERSION')) { - $version = INTL_ICU_VERSION; - } else { - $reflector = new \ReflectionExtension('intl'); - - ob_start(); - $reflector->info(); - $output = strip_tags(ob_get_clean()); - - preg_match('/^ICU version +(?:=> )?(.*)$/m', $output, $matches); - $version = $matches[1]; - } - - $this->addRecommendation( - version_compare($version, '4.0', '>='), - 'intl ICU version should be at least 4+', - 'Upgrade your intl extension with a newer ICU version (4+).' - ); - - if (class_exists('Symfony\Component\Intl\Intl')) { - $this->addRecommendation( - \Symfony\Component\Intl\Intl::getIcuDataVersion() <= \Symfony\Component\Intl\Intl::getIcuVersion(), - sprintf('intl ICU version installed on your system is outdated (%s) and does not match the ICU data bundled with Symfony (%s)', \Symfony\Component\Intl\Intl::getIcuVersion(), \Symfony\Component\Intl\Intl::getIcuDataVersion()), - 'To get the latest internationalization data upgrade the ICU system package and the intl PHP extension.' - ); - if (\Symfony\Component\Intl\Intl::getIcuDataVersion() <= \Symfony\Component\Intl\Intl::getIcuVersion()) { - $this->addRecommendation( - \Symfony\Component\Intl\Intl::getIcuDataVersion() === \Symfony\Component\Intl\Intl::getIcuVersion(), - sprintf('intl ICU version installed on your system (%s) does not match the ICU data bundled with Symfony (%s)', \Symfony\Component\Intl\Intl::getIcuVersion(), \Symfony\Component\Intl\Intl::getIcuDataVersion()), - 'To avoid internationalization data inconsistencies upgrade the symfony/intl component.' - ); - } - } - - $this->addPhpConfigRecommendation( - 'intl.error_level', - function ($cfgValue) { return (int) $cfgValue === 0; }, - true, - 'intl.error_level should be 0 in php.ini', - 'Set "intl.error_level" to "0" in php.ini* to inhibit the messages when an error occurs in ICU functions.' - ); - } - - $accelerator = - (extension_loaded('eaccelerator') && ini_get('eaccelerator.enable')) - || - (extension_loaded('apc') && ini_get('apc.enabled')) - || - (extension_loaded('Zend Optimizer+') && ini_get('zend_optimizerplus.enable')) - || - (extension_loaded('Zend OPcache') && ini_get('opcache.enable')) - || - (extension_loaded('xcache') && ini_get('xcache.cacher')) - || - (extension_loaded('wincache') && ini_get('wincache.ocenabled')) - ; - - $this->addRecommendation( - $accelerator, - 'a PHP accelerator should be installed', - 'Install and/or enable a PHP accelerator (highly recommended).' - ); - - if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') { - $this->addRecommendation( - $this->getRealpathCacheSize() >= 5 * 1024 * 1024, - 'realpath_cache_size should be at least 5M in php.ini', - 'Setting "realpath_cache_size" to e.g. "5242880" or "5M" in php.ini* may improve performance on Windows significantly in some cases.' - ); - } - - $this->addPhpConfigRecommendation('short_open_tag', false); - - $this->addPhpConfigRecommendation('magic_quotes_gpc', false, true); - - $this->addPhpConfigRecommendation('register_globals', false, true); - - $this->addPhpConfigRecommendation('session.auto_start', false); - - $this->addRecommendation( - class_exists('PDO'), - 'PDO should be installed', - 'Install PDO (mandatory for Doctrine).' + version_compare($installedPhpVersion, '5.3.16', '!='), + 'PHP version must not be 5.3.16 as Symfony won\'t work properly with it', + 'Install PHP 5.3.17 or newer (or downgrade to an earlier PHP version)' ); - - if (class_exists('PDO')) { - $drivers = \PDO::getAvailableDrivers(); - $this->addRecommendation( - count($drivers) > 0, - sprintf('PDO should have some drivers installed (currently available: %s)', count($drivers) ? implode(', ', $drivers) : 'none'), - 'Install PDO drivers (mandatory for Doctrine).' - ); - } - } - - /** - * Loads realpath_cache_size from php.ini and converts it to int. - * - * (e.g. 16k is converted to 16384 int) - * - * @return int - */ - private function getRealpathCacheSize() - { - $size = ini_get('realpath_cache_size'); - $size = trim($size); - $unit = ''; - if (!ctype_digit($size)) { - $unit = strtolower(substr($size, -1, 1)); - $size = (int) substr($size, 0, -1); - } - switch ($unit) { - case 'g': - return $size * 1024 * 1024 * 1024; - case 'm': - return $size * 1024 * 1024; - case 'k': - return $size * 1024; - default: - return (int) $size; - } } - private function getComposerRootDir($rootDir) + private function addExtensionRequirements(array $composerConfig) { - $dir = $rootDir; - - while (!file_exists($dir.'/composer.json')) { - if ($dir === dirname($dir)) { - return $rootDir; + foreach ($composerConfig as $package => $constraint) { + if (preg_match('/^ext-(?.+)$/', $package, $matches)) { + $this->addExtensionRequirement($matches['extension']); } - - $dir = dirname($dir); } - - return $dir; } - private function readComposer($rootDir) + /** + * @param string $extension Extension name, e.g. `iconv`. + */ + private function addExtensionRequirement($extension) { - $composer = json_decode(file_get_contents($rootDir.'/composer.json'), true); - - return $composer['require']; + $this->addRequirement( + extension_loaded($extension), + sprintf( + 'The extension %s must be enabled.', + $extension + ), + '', + '' + ); } } diff --git a/src/check.php b/src/check.php new file mode 100644 index 000000000..7281f3309 --- /dev/null +++ b/src/check.php @@ -0,0 +1,195 @@ +, + * Pádraic Brady + * + * For the full copyright and license information, please view the LICENSE + * file that was distributed with this source code. + */ + +namespace Humbug\PhpScoper; + +use Humbug\PhpScoper\Autoload\Requirements; +use Symfony\Requirements\Requirement; + +/** + * @param string $autoload + * @param bool $verbose + * + * @return bool + */ +function check_requirements($autoload, $verbose) +{ + $lineSize = 70; + $requirements = new Requirements(dirname(dirname(realpath($autoload)))); + $iniPath = $requirements->getPhpIniPath(); + + echo_title('PHP-Scoper Requirements Checker', null, $verbose); + + echo '> PHP is using the following php.ini file:' . PHP_EOL; + if ($iniPath) { + echo_style('green', ' ' . $iniPath, $verbose); + } else { + echo_style('yellow', ' WARNING: No configuration file (php.ini) used by PHP!', $verbose); + } + + echo PHP_EOL . PHP_EOL; + + echo '> Checking PHP-Scoper requirements:' . PHP_EOL . ' '; + + $messages = []; + + foreach ($requirements->getRequirements() as $requirement) { + if ($helpText = get_error_message($requirement, $lineSize)) { + echo_style('red', 'E', $verbose); + $messages['error'][] = $helpText; + } else { + echo_style('green', '.', $verbose); + } + } + + $checkPassed = empty($messages['error']); + + foreach ($requirements->getRecommendations() as $requirement) { + if ($helpText = get_error_message($requirement, $lineSize)) { + echo_style('yellow', 'W', $verbose); + $messages['warning'][] = $helpText; + } else { + echo_style('green', '.', $verbose); + } + } + + if ($checkPassed) { + echo_block('success', 'OK', 'Your system is ready to run PHP-Scoper.', $verbose); + } else { + echo_block('error', 'ERROR', 'Your system is not ready to run Symfony projects', $verbose); + + echo_title('Fix the following mandatory requirements', 'red', $verbose); + + foreach ($messages['error'] as $helpText) { + echo ' * ' . $helpText . PHP_EOL; + } + } + + if (!empty($messages['warning'])) { + echo_title('Optional recommendations to improve your setup', 'yellow', $verbose); + + foreach ($messages['warning'] as $helpText) { + echo ' * ' . $helpText . PHP_EOL; + } + } + + return $checkPassed; +} + +/** + * @param Requirement $requirement + * @param int $lineSize + * @return string|null + */ +function get_error_message(Requirement $requirement, $lineSize) +{ + if ($requirement->isFulfilled()) { + return null; + } + + $errorMessage = wordwrap($requirement->getTestMessage(), $lineSize - 3, PHP_EOL.' ').PHP_EOL; + $errorMessage .= ' > '.wordwrap($requirement->getHelpText(), $lineSize - 5, PHP_EOL.' > ').PHP_EOL; + + return $errorMessage; +} + +/** + * @param string $title + * @param string|null $style + * @param bool $verbose + */ +function echo_title($title, $style = null, $verbose) +{ + if (false === $verbose) { + return; + } + + $style = $style ?: 'title'; + + echo PHP_EOL; + echo_style($style, $title.PHP_EOL, $verbose); + echo_style($style, str_repeat('~', strlen($title)).PHP_EOL, $verbose); + echo PHP_EOL; +} + +/** + * @param string $style + * @param string $message + * @param bool $verbose + */ +function echo_style($style, $message, $verbose) +{ + if (false === $verbose) { + return; + } + + // ANSI color codes + $styles = array( + 'reset' => "\033[0m", + 'red' => "\033[31m", + 'green' => "\033[32m", + 'yellow' => "\033[33m", + 'error' => "\033[37;41m", + 'success' => "\033[37;42m", + 'title' => "\033[34m", + ); + $supports = has_color_support(); + + echo($supports ? $styles[$style] : '').$message.($supports ? $styles['reset'] : ''); +} + +/** + * @param string $style + * @param string $title + * @param string $message + * @param bool $verbose + */ +function echo_block($style, $title, $message, $verbose) +{ + if (false === $verbose) { + return; + } + + $message = ' '.trim($message).' '; + $width = strlen($message); + + echo PHP_EOL.PHP_EOL; + + echo_style($style, str_repeat(' ', $width), $verbose); + echo PHP_EOL; + echo_style($style, str_pad(' ['.$title.']', $width, ' ', STR_PAD_RIGHT), $verbose); + echo PHP_EOL; + echo_style($style, $message, $verbose); + echo PHP_EOL; + echo_style($style, str_repeat(' ', $width), $verbose); + echo PHP_EOL; +} + +/** + * @return bool + */ +function has_color_support() +{ + static $support; + + if (null === $support) { + if (DIRECTORY_SEPARATOR == '\\') { + $support = false !== getenv('ANSICON') || 'ON' === getenv('ConEmuANSI'); + } else { + $support = function_exists('posix_isatty') && @posix_isatty(STDOUT); + } + } + + return $support; +}