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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.
- */
- /*
- * Users of PHP 5.2 should be able to run the requirements checks.
- * This is why the file and all classes must be compatible with PHP 5.2+
- * (e.g. not using namespaces and closures).
- *
- * ************** CAUTION **************
- *
- * DO NOT EDIT THIS FILE as it will be overridden by Composer as part of
- * the installation/update process. The original file resides in the
- * SensioDistributionBundle.
- *
- * ************** CAUTION **************
- */
- /**
- * Represents a single PHP requirement, e.g. an installed extension.
- * It can be a mandatory requirement or an optional recommendation.
- * There is a special subclass, named PhpIniRequirement, to check a php.ini configuration.
- *
- * @author Tobias Schultze <http://tobion.de>
- */
- class Requirement
- {
- private $fulfilled;
- private $testMessage;
- private $helpText;
- private $helpHtml;
- private $optional;
- /**
- * Constructor that initializes the requirement.
- *
- * @param bool $fulfilled Whether the requirement is fulfilled
- * @param string $testMessage The message for testing the requirement
- * @param string $helpHtml The help text formatted in HTML for resolving the problem
- * @param string|null $helpText The help text (when null, it will be inferred from $helpHtml, i.e. stripped from HTML tags)
- * @param bool $optional Whether this is only an optional recommendation not a mandatory requirement
- */
- public function __construct($fulfilled, $testMessage, $helpHtml, $helpText = null, $optional = false)
- {
- $this->fulfilled = (bool) $fulfilled;
- $this->testMessage = (string) $testMessage;
- $this->helpHtml = (string) $helpHtml;
- $this->helpText = null === $helpText ? strip_tags($this->helpHtml) : (string) $helpText;
- $this->optional = (bool) $optional;
- }
- /**
- * Returns whether the requirement is fulfilled.
- *
- * @return bool true if fulfilled, otherwise false
- */
- public function isFulfilled()
- {
- return $this->fulfilled;
- }
- /**
- * Returns the message for testing the requirement.
- *
- * @return string The test message
- */
- public function getTestMessage()
- {
- return $this->testMessage;
- }
- /**
- * Returns the help text for resolving the problem.
- *
- * @return string The help text
- */
- public function getHelpText()
- {
- return $this->helpText;
- }
- /**
- * Returns the help text formatted in HTML.
- *
- * @return string The HTML help
- */
- public function getHelpHtml()
- {
- return $this->helpHtml;
- }
- /**
- * Returns whether this is only an optional recommendation and not a mandatory requirement.
- *
- * @return bool true if optional, false if mandatory
- */
- public function isOptional()
- {
- return $this->optional;
- }
- }
- /**
- * Represents a PHP requirement in form of a php.ini configuration.
- *
- * @author Tobias Schultze <http://tobion.de>
- */
- class PhpIniRequirement extends Requirement
- {
- /**
- * Constructor that initializes the requirement.
- *
- * @param string $cfgName The configuration name used for ini_get()
- * @param bool|callback $evaluation Either a boolean indicating whether the configuration should evaluate to true or false,
- * or a callback function receiving the configuration value as parameter to determine the fulfillment of the requirement
- * @param bool $approveCfgAbsence If true the Requirement will be fulfilled even if the configuration option does not exist, i.e. ini_get() returns false.
- * This is helpful for abandoned configs in later PHP versions or configs of an optional extension, like Suhosin.
- * Example: You require a config to be true but PHP later removes this config and defaults it to true internally.
- * @param string|null $testMessage The message for testing the requirement (when null and $evaluation is a boolean a default message is derived)
- * @param string|null $helpHtml The help text formatted in HTML for resolving the problem (when null and $evaluation is a boolean a default help is derived)
- * @param string|null $helpText The help text (when null, it will be inferred from $helpHtml, i.e. stripped from HTML tags)
- * @param bool $optional Whether this is only an optional recommendation not a mandatory requirement
- */
- public function __construct($cfgName, $evaluation, $approveCfgAbsence = false, $testMessage = null, $helpHtml = null, $helpText = null, $optional = false)
- {
- $cfgValue = ini_get($cfgName);
- if (is_callable($evaluation)) {
- if (null === $testMessage || null === $helpHtml) {
- throw new InvalidArgumentException('You must provide the parameters testMessage and helpHtml for a callback evaluation.');
- }
- $fulfilled = call_user_func($evaluation, $cfgValue);
- } else {
- if (null === $testMessage) {
- $testMessage = sprintf('%s %s be %s in php.ini',
- $cfgName,
- $optional ? 'should' : 'must',
- $evaluation ? 'enabled' : 'disabled'
- );
- }
- if (null === $helpHtml) {
- $helpHtml = sprintf('Set <strong>%s</strong> to <strong>%s</strong> in php.ini<a href="#phpini">*</a>.',
- $cfgName,
- $evaluation ? 'on' : 'off'
- );
- }
- $fulfilled = $evaluation == $cfgValue;
- }
- parent::__construct($fulfilled || ($approveCfgAbsence && false === $cfgValue), $testMessage, $helpHtml, $helpText, $optional);
- }
- }
- /**
- * A RequirementCollection represents a set of Requirement instances.
- *
- * @author Tobias Schultze <http://tobion.de>
- */
- class RequirementCollection implements IteratorAggregate
- {
- /**
- * @var Requirement[]
- */
- private $requirements = array();
- /**
- * Gets the current RequirementCollection as an Iterator.
- *
- * @return Traversable A Traversable interface
- */
- public function getIterator()
- {
- return new ArrayIterator($this->requirements);
- }
- /**
- * Adds a Requirement.
- *
- * @param Requirement $requirement A Requirement instance
- */
- public function add(Requirement $requirement)
- {
- $this->requirements[] = $requirement;
- }
- /**
- * Adds a mandatory requirement.
- *
- * @param bool $fulfilled Whether the requirement is fulfilled
- * @param string $testMessage The message for testing the requirement
- * @param string $helpHtml The help text formatted in HTML for resolving the problem
- * @param string|null $helpText The help text (when null, it will be inferred from $helpHtml, i.e. stripped from HTML tags)
- */
- public function addRequirement($fulfilled, $testMessage, $helpHtml, $helpText = null)
- {
- $this->add(new Requirement($fulfilled, $testMessage, $helpHtml, $helpText, false));
- }
- /**
- * Adds an optional recommendation.
- *
- * @param bool $fulfilled Whether the recommendation is fulfilled
- * @param string $testMessage The message for testing the recommendation
- * @param string $helpHtml The help text formatted in HTML for resolving the problem
- * @param string|null $helpText The help text (when null, it will be inferred from $helpHtml, i.e. stripped from HTML tags)
- */
- public function addRecommendation($fulfilled, $testMessage, $helpHtml, $helpText = null)
- {
- $this->add(new Requirement($fulfilled, $testMessage, $helpHtml, $helpText, true));
- }
- /**
- * Adds a mandatory requirement in form of a php.ini configuration.
- *
- * @param string $cfgName The configuration name used for ini_get()
- * @param bool|callback $evaluation Either a boolean indicating whether the configuration should evaluate to true or false,
- * or a callback function receiving the configuration value as parameter to determine the fulfillment of the requirement
- * @param bool $approveCfgAbsence If true the Requirement will be fulfilled even if the configuration option does not exist, i.e. ini_get() returns false.
- * This is helpful for abandoned configs in later PHP versions or configs of an optional extension, like Suhosin.
- * Example: You require a config to be true but PHP later removes this config and defaults it to true internally.
- * @param string $testMessage The message for testing the requirement (when null and $evaluation is a boolean a default message is derived)
- * @param string $helpHtml The help text formatted in HTML for resolving the problem (when null and $evaluation is a boolean a default help is derived)
- * @param string|null $helpText The help text (when null, it will be inferred from $helpHtml, i.e. stripped from HTML tags)
- */
- public function addPhpIniRequirement($cfgName, $evaluation, $approveCfgAbsence = false, $testMessage = null, $helpHtml = null, $helpText = null)
- {
- $this->add(new PhpIniRequirement($cfgName, $evaluation, $approveCfgAbsence, $testMessage, $helpHtml, $helpText, false));
- }
- /**
- * Adds an optional recommendation in form of a php.ini configuration.
- *
- * @param string $cfgName The configuration name used for ini_get()
- * @param bool|callback $evaluation Either a boolean indicating whether the configuration should evaluate to true or false,
- * or a callback function receiving the configuration value as parameter to determine the fulfillment of the requirement
- * @param bool $approveCfgAbsence If true the Requirement will be fulfilled even if the configuration option does not exist, i.e. ini_get() returns false.
- * This is helpful for abandoned configs in later PHP versions or configs of an optional extension, like Suhosin.
- * Example: You require a config to be true but PHP later removes this config and defaults it to true internally.
- * @param string $testMessage The message for testing the requirement (when null and $evaluation is a boolean a default message is derived)
- * @param string $helpHtml The help text formatted in HTML for resolving the problem (when null and $evaluation is a boolean a default help is derived)
- * @param string|null $helpText The help text (when null, it will be inferred from $helpHtml, i.e. stripped from HTML tags)
- */
- public function addPhpIniRecommendation($cfgName, $evaluation, $approveCfgAbsence = false, $testMessage = null, $helpHtml = null, $helpText = null)
- {
- $this->add(new PhpIniRequirement($cfgName, $evaluation, $approveCfgAbsence, $testMessage, $helpHtml, $helpText, true));
- }
- /**
- * Adds a requirement collection to the current set of requirements.
- *
- * @param RequirementCollection $collection A RequirementCollection instance
- */
- public function addCollection(RequirementCollection $collection)
- {
- $this->requirements = array_merge($this->requirements, $collection->all());
- }
- /**
- * Returns both requirements and recommendations.
- *
- * @return Requirement[]
- */
- public function all()
- {
- return $this->requirements;
- }
- /**
- * Returns all mandatory requirements.
- *
- * @return Requirement[]
- */
- public function getRequirements()
- {
- $array = array();
- foreach ($this->requirements as $req) {
- if (!$req->isOptional()) {
- $array[] = $req;
- }
- }
- return $array;
- }
- /**
- * Returns the mandatory requirements that were not met.
- *
- * @return Requirement[]
- */
- public function getFailedRequirements()
- {
- $array = array();
- foreach ($this->requirements as $req) {
- if (!$req->isFulfilled() && !$req->isOptional()) {
- $array[] = $req;
- }
- }
- return $array;
- }
- /**
- * Returns all optional recommendations.
- *
- * @return Requirement[]
- */
- public function getRecommendations()
- {
- $array = array();
- foreach ($this->requirements as $req) {
- if ($req->isOptional()) {
- $array[] = $req;
- }
- }
- return $array;
- }
- /**
- * Returns the recommendations that were not met.
- *
- * @return Requirement[]
- */
- public function getFailedRecommendations()
- {
- $array = array();
- foreach ($this->requirements as $req) {
- if (!$req->isFulfilled() && $req->isOptional()) {
- $array[] = $req;
- }
- }
- return $array;
- }
- /**
- * Returns whether a php.ini configuration is not correct.
- *
- * @return bool php.ini configuration problem?
- */
- public function hasPhpIniConfigIssue()
- {
- foreach ($this->requirements as $req) {
- if (!$req->isFulfilled() && $req instanceof PhpIniRequirement) {
- return true;
- }
- }
- return false;
- }
- /**
- * Returns the PHP configuration file (php.ini) path.
- *
- * @return string|false php.ini file path
- */
- public function getPhpIniConfigPath()
- {
- return get_cfg_var('cfg_file_path');
- }
- }
- /**
- * This class specifies all requirements and optional recommendations that
- * are necessary to run the Symfony Standard Edition.
- *
- * @author Tobias Schultze <http://tobion.de>
- * @author Fabien Potencier <fabien@symfony.com>
- */
- class SymfonyRequirements extends RequirementCollection
- {
- const LEGACY_REQUIRED_PHP_VERSION = '5.3.3';
- const REQUIRED_PHP_VERSION = '5.5.9';
- /**
- * Constructor that initializes the requirements.
- */
- public function __construct()
- {
- /* mandatory requirements follow */
- $installedPhpVersion = PHP_VERSION;
- $requiredPhpVersion = $this->getPhpRequiredVersion();
- $this->addRecommendation(
- $requiredPhpVersion,
- 'Vendors should be installed in order to check all requirements.',
- 'Run the <code>composer install</code> command.',
- 'Run the "composer install" command.'
- );
- if (false !== $requiredPhpVersion) {
- $this->addRequirement(
- version_compare($installedPhpVersion, $requiredPhpVersion, '>='),
- sprintf('PHP version must be at least %s (%s installed)', $requiredPhpVersion, $installedPhpVersion),
- sprintf('You are running PHP version "<strong>%s</strong>", but Symfony needs at least PHP "<strong>%s</strong>" to run.
- Before using Symfony, upgrade your PHP installation, preferably to the latest version.',
- $installedPhpVersion, $requiredPhpVersion),
- sprintf('Install PHP %s or newer (installed version is %s)', $requiredPhpVersion, $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(__DIR__.'/../vendor/composer'),
- 'Vendor libraries must be installed',
- 'Vendor libraries are missing. Install composer following instructions from <a href="http://getcomposer.org/">http://getcomposer.org/</a>. '.
- 'Then run "<strong>php composer.phar install</strong>" to install them.'
- );
- $cacheDir = is_dir(__DIR__.'/../var/cache') ? __DIR__.'/../var/cache' : __DIR__.'/cache';
- $this->addRequirement(
- is_writable($cacheDir),
- 'app/cache/ or var/cache/ directory must be writable',
- 'Change the permissions of either "<strong>app/cache/</strong>" or "<strong>var/cache/</strong>" directory so that the web server can write into it.'
- );
- $logsDir = is_dir(__DIR__.'/../var/logs') ? __DIR__.'/../var/logs' : __DIR__.'/logs';
- $this->addRequirement(
- is_writable($logsDir),
- 'app/logs/ or var/logs/ directory must be writable',
- 'Change the permissions of either "<strong>app/logs/</strong>" or "<strong>var/logs/</strong>" directory so that the web server can write into it.'
- );
- if (version_compare($installedPhpVersion, '7.0.0', '<')) {
- $this->addPhpIniRequirement(
- 'date.timezone', true, false,
- 'date.timezone setting must be set',
- 'Set the "<strong>date.timezone</strong>" setting in php.ini<a href="#phpini">*</a> (like Europe/Paris).'
- );
- }
- if (false !== $requiredPhpVersion && version_compare($installedPhpVersion, $requiredPhpVersion, '>=')) {
- $this->addRequirement(
- in_array(@date_default_timezone_get(), DateTimeZone::listIdentifiers(), true),
- 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 <strong>php.ini</strong> file and have a look at the list of deprecated timezones at <a href="http://php.net/manual/en/timezones.others.php">http://php.net/manual/en/timezones.others.php</a>.'
- );
- }
- $this->addRequirement(
- function_exists('iconv'),
- 'iconv() must be available',
- 'Install and enable the <strong>iconv</strong> extension.'
- );
- $this->addRequirement(
- function_exists('json_encode'),
- 'json_encode() must be available',
- 'Install and enable the <strong>JSON</strong> extension.'
- );
- $this->addRequirement(
- function_exists('session_start'),
- 'session_start() must be available',
- 'Install and enable the <strong>session</strong> extension.'
- );
- $this->addRequirement(
- function_exists('ctype_alpha'),
- 'ctype_alpha() must be available',
- 'Install and enable the <strong>ctype</strong> extension.'
- );
- $this->addRequirement(
- function_exists('token_get_all'),
- 'token_get_all() must be available',
- 'Install and enable the <strong>Tokenizer</strong> extension.'
- );
- $this->addRequirement(
- function_exists('simplexml_import_dom'),
- 'simplexml_import_dom() must be available',
- 'Install and enable the <strong>SimpleXML</strong> extension.'
- );
- if (function_exists('apc_store') && ini_get('apc.enabled')) {
- if (version_compare($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 <strong>APC</strong> 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 <strong>APC</strong> extension (3.0.17+).'
- );
- }
- }
- $this->addPhpIniRequirement('detect_unicode', false);
- if (extension_loaded('suhosin')) {
- $this->addPhpIniRequirement(
- 'suhosin.executor.include.whitelist',
- create_function('$cfgValue', 'return false !== stripos($cfgValue, "phar");'),
- false,
- 'suhosin.executor.include.whitelist must be configured correctly in php.ini',
- 'Add "<strong>phar</strong>" to <strong>suhosin.executor.include.whitelist</strong> in php.ini<a href="#phpini">*</a>.'
- );
- }
- if (extension_loaded('xdebug')) {
- $this->addPhpIniRequirement(
- 'xdebug.show_exception_trace', false, true
- );
- $this->addPhpIniRequirement(
- 'xdebug.scream', false, true
- );
- $this->addPhpIniRecommendation(
- 'xdebug.max_nesting_level',
- create_function('$cfgValue', 'return $cfgValue > 100;'),
- true,
- 'xdebug.max_nesting_level should be above 100 in php.ini',
- 'Set "<strong>xdebug.max_nesting_level</strong>" to e.g. "<strong>250</strong>" in php.ini<a href="#phpini">*</a> 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 <strong>PCRE</strong> extension (version 8.0+).'
- );
- if (extension_loaded('mbstring')) {
- $this->addPhpIniRequirement(
- 'mbstring.func_overload',
- create_function('$cfgValue', 'return (int) $cfgValue === 0;'),
- true,
- 'string functions should not be overloaded',
- 'Set "<strong>mbstring.func_overload</strong>" to <strong>0</strong> in php.ini<a href="#phpini">*</a> to disable function overloading by the mbstring extension.'
- );
- }
- /* optional recommendations follow */
- if (file_exists(__DIR__.'/../vendor/composer')) {
- require_once __DIR__.'/../vendor/autoload.php';
- try {
- $r = new ReflectionClass('Sensio\Bundle\DistributionBundle\SensioDistributionBundle');
- $contents = file_get_contents(dirname($r->getFileName()).'/Resources/skeleton/app/SymfonyRequirements.php');
- } catch (ReflectionException $e) {
- $contents = '';
- }
- $this->addRecommendation(
- file_get_contents(__FILE__) === $contents,
- 'Requirements file should be up-to-date',
- 'Your requirements file is outdated. Run composer install and re-check your configuration.'
- );
- }
- $this->addRecommendation(
- version_compare($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),
- '<strong>PCRE 8.0+</strong> 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 <strong>PHP-DOM</strong> and the <strong>PHP-XML</strong> modules.'
- );
- $this->addRecommendation(
- function_exists('mb_strlen'),
- 'mb_strlen() should be available',
- 'Install and enable the <strong>mbstring</strong> extension.'
- );
- $this->addRecommendation(
- function_exists('utf8_decode'),
- 'utf8_decode() should be available',
- 'Install and enable the <strong>XML</strong> extension.'
- );
- $this->addRecommendation(
- function_exists('filter_var'),
- 'filter_var() should be available',
- 'Install and enable the <strong>filter</strong> extension.'
- );
- if (!defined('PHP_WINDOWS_VERSION_BUILD')) {
- $this->addRecommendation(
- function_exists('posix_isatty'),
- 'posix_isatty() should be available',
- 'Install and enable the <strong>php_posix</strong> extension (used to colorize the CLI output).'
- );
- }
- $this->addRecommendation(
- extension_loaded('intl'),
- 'intl extension should be available',
- 'Install and enable the <strong>intl</strong> 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 <strong>intl</strong> 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.'
- );
- }
- }
- $this->addPhpIniRecommendation(
- 'intl.error_level',
- create_function('$cfgValue', 'return (int) $cfgValue === 0;'),
- true,
- 'intl.error_level should be 0 in php.ini',
- 'Set "<strong>intl.error_level</strong>" to "<strong>0</strong>" in php.ini<a href="#phpini">*</a> 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 <strong>PHP accelerator</strong> (highly recommended).'
- );
- if ('WIN' === strtoupper(substr(PHP_OS, 0, 3))) {
- $this->addRecommendation(
- $this->getRealpathCacheSize() >= 5 * 1024 * 1024,
- 'realpath_cache_size should be at least 5M in php.ini',
- 'Setting "<strong>realpath_cache_size</strong>" to e.g. "<strong>5242880</strong>" or "<strong>5M</strong>" in php.ini<a href="#phpini">*</a> may improve performance on Windows significantly in some cases.'
- );
- }
- $this->addPhpIniRecommendation('short_open_tag', false);
- $this->addPhpIniRecommendation('magic_quotes_gpc', false, true);
- $this->addPhpIniRecommendation('register_globals', false, true);
- $this->addPhpIniRecommendation('session.auto_start', false);
- $this->addRecommendation(
- class_exists('PDO'),
- 'PDO should be installed',
- 'Install <strong>PDO</strong> (mandatory for Doctrine).'
- );
- 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 <strong>PDO drivers</strong> (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
- */
- protected 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) $size;
- }
- }
- /**
- * Defines PHP required version from Symfony version.
- *
- * @return string|false The PHP required version or false if it could not be guessed
- */
- protected function getPhpRequiredVersion()
- {
- if (!file_exists($path = __DIR__.'/../composer.lock')) {
- return false;
- }
- $composerLock = json_decode(file_get_contents($path), true);
- foreach ($composerLock['packages'] as $package) {
- $name = $package['name'];
- if ('symfony/symfony' !== $name && 'symfony/http-kernel' !== $name) {
- continue;
- }
- return (int) $package['version'][1] > 2 ? self::REQUIRED_PHP_VERSION : self::LEGACY_REQUIRED_PHP_VERSION;
- }
- return false;
- }
- }
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