Signed-off-by: Polonkai Gergely <polonkai.gergely@brokernet-group.com>master
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SymfonyRequirements.php |
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<?php |
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|
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/* |
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* This file is part of the Symfony package. |
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* |
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* (c) Fabien Potencier <fabien@symfony.com> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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|
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/** |
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* Represents a single PHP requirement, e.g. an installed extension. |
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* It can be a mandatory requirement or an optional recommendation. |
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* There is a special subclass, named PhpIniRequirement, to check a php.ini configuration. |
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* |
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* This file must be compatible with PHP 5.2+. |
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* |
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* ************** CAUTION ************** |
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* |
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* DO NOT EDIT THIS FILE AS IT WILL BE OVERRIDEN BY COMPOSER |
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* |
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* If you want to change this file, edit the one in the |
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* SensioDistributionBundle instead. |
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* |
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* ************** CAUTION ************** |
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* |
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* @author Tobias Schultze <http://tobion.de> |
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*/ |
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class Requirement |
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{ |
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private $fulfilled; |
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private $testMessage; |
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private $helpText; |
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private $helpHtml; |
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private $optional; |
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|
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/** |
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* Constructor that initializes the requirement. |
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* |
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* @param Boolean $fulfilled Whether the requirement is fulfilled |
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* @param string $testMessage The message for testing the requirement |
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* @param string $helpHtml The help text formatted in HTML for resolving the problem |
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* @param string|null $helpText The help text (when null, it will be inferred from $helpHtml, i.e. stripped from HTML tags) |
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* @param Boolean $optional Whether this is only an optional recommendation not a mandatory requirement |
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*/ |
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public function __construct($fulfilled, $testMessage, $helpHtml, $helpText = null, $optional = false) |
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{ |
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$this->fulfilled = (Boolean) $fulfilled; |
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$this->testMessage = (string) $testMessage; |
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$this->helpHtml = (string) $helpHtml; |
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$this->helpText = null === $helpText ? strip_tags($this->helpHtml) : (string) $helpText; |
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$this->optional = (Boolean) $optional; |
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} |
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|
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/** |
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* Returns whether the requirement is fulfilled. |
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* |
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* @return Boolean true if fulfilled, otherwise false |
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*/ |
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public function isFulfilled() |
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{ |
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return $this->fulfilled; |
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} |
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|
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/** |
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* Returns the message for testing the requirement. |
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* |
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* @return string The test message |
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*/ |
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public function getTestMessage() |
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{ |
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return $this->testMessage; |
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} |
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|
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/** |
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* Returns the help text for resolving the problem |
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* |
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* @return string The help text |
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*/ |
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public function getHelpText() |
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{ |
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return $this->helpText; |
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} |
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|
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/** |
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* Returns the help text formatted in HTML. |
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* |
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* @return string The HTML help |
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*/ |
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public function getHelpHtml() |
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{ |
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return $this->helpHtml; |
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} |
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|
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/** |
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* Returns whether this is only an optional recommendation and not a mandatory requirement. |
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* |
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* @return Boolean true if optional, false if mandatory |
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*/ |
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public function isOptional() |
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{ |
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return $this->optional; |
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} |
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} |
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|
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/** |
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* Represents a PHP requirement in form of a php.ini configuration. |
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* |
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* @author Tobias Schultze <http://tobion.de> |
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*/ |
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class PhpIniRequirement extends Requirement |
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{ |
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/** |
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* Constructor that initializes the requirement. |
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* |
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* @param string $cfgName The configuration name used for ini_get() |
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* @param Boolean|callback $evaluation Either a Boolean indicating whether the configuration should evaluate to true or false, |
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or a callback function receiving the configuration value as parameter to determine the fulfillment of the requirement |
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* @param Boolean $approveCfgAbsence If true the Requirement will be fulfilled even if the configuration option does not exist, i.e. ini_get() returns false. |
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This is helpful for abandoned configs in later PHP versions or configs of an optional extension, like Suhosin. |
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Example: You require a config to be true but PHP later removes this config and defaults it to true internally. |
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* @param string $testMessage The message for testing the requirement (when null and $evaluation is a Boolean a default message is derived) |
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* @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) |
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* @param string|null $helpText The help text (when null, it will be inferred from $helpHtml, i.e. stripped from HTML tags) |
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* @param Boolean $optional Whether this is only an optional recommendation not a mandatory requirement |
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*/ |
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public function __construct($cfgName, $evaluation, $approveCfgAbsence = false, $testMessage = null, $helpHtml = null, $helpText = null, $optional = false) |
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{ |
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$cfgValue = ini_get($cfgName); |
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|
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if (is_callable($evaluation)) { |
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if (null === $testMessage || null === $helpHtml) { |
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throw new InvalidArgumentException('You must provide the parameters testMessage and helpHtml for a callback evaluation.'); |
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} |
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$fulfilled = call_user_func($evaluation, $cfgValue); |
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} else { |
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if (null === $testMessage) { |
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$testMessage = sprintf('%s %s be %s in php.ini', |
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$cfgName, |
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$optional ? 'should' : 'must', |
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$evaluation ? 'enabled' : 'disabled' |
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); |
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} |
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|
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if (null === $helpHtml) { |
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$helpHtml = sprintf('Set <strong>%s</strong> to <strong>%s</strong> in php.ini<a href="#phpini">*</a>.', |
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$cfgName, |
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$evaluation ? 'on' : 'off' |
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); |
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} |
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$fulfilled = $evaluation == $cfgValue; |
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} |
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parent::__construct($fulfilled || ($approveCfgAbsence && false === $cfgValue), $testMessage, $helpHtml, $helpText, $optional); |
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} |
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} |
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|
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/** |
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* A RequirementCollection represents a set of Requirement instances. |
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* |
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* Users of PHP 5.2 should be able to run the requirements checks. |
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* This is why the class must be compatible with PHP 5.2 |
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* (e.g. not using namespaces and closures). |
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* |
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* @author Tobias Schultze <http://tobion.de> |
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*/ |
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class RequirementCollection implements IteratorAggregate |
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{ |
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private $requirements = array(); |
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/** |
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* Gets the current RequirementCollection as an Iterator. |
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* |
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* @return Traversable A Traversable interface |
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*/ |
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public function getIterator() |
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{ |
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return new ArrayIterator($this->requirements); |
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} |
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/** |
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* Adds a Requirement. |
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* |
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* @param Requirement $requirement A Requirement instance |
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*/ |
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public function add(Requirement $requirement) |
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{ |
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$this->requirements[] = $requirement; |
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} |
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/** |
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* Adds a mandatory requirement. |
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* |
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* @param Boolean $fulfilled Whether the requirement is fulfilled |
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* @param string $testMessage The message for testing the requirement |
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* @param string $helpHtml The help text formatted in HTML for resolving the problem |
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* @param string|null $helpText The help text (when null, it will be inferred from $helpHtml, i.e. stripped from HTML tags) |
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*/ |
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public function addRequirement($fulfilled, $testMessage, $helpHtml, $helpText = null) |
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{ |
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$this->add(new Requirement($fulfilled, $testMessage, $helpHtml, $helpText, false)); |
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} |
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/** |
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* Adds an optional recommendation. |
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* |
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* @param Boolean $fulfilled Whether the recommendation is fulfilled |
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* @param string $testMessage The message for testing the recommendation |
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* @param string $helpHtml The help text formatted in HTML for resolving the problem |
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* @param string|null $helpText The help text (when null, it will be inferred from $helpHtml, i.e. stripped from HTML tags) |
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*/ |
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public function addRecommendation($fulfilled, $testMessage, $helpHtml, $helpText = null) |
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{ |
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$this->add(new Requirement($fulfilled, $testMessage, $helpHtml, $helpText, true)); |
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} |
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/** |
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* Adds a mandatory requirement in form of a php.ini configuration. |
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* |
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* @param string $cfgName The configuration name used for ini_get() |
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* @param Boolean|callback $evaluation Either a Boolean indicating whether the configuration should evaluate to true or false, |
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or a callback function receiving the configuration value as parameter to determine the fulfillment of the requirement |
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* @param Boolean $approveCfgAbsence If true the Requirement will be fulfilled even if the configuration option does not exist, i.e. ini_get() returns false. |
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This is helpful for abandoned configs in later PHP versions or configs of an optional extension, like Suhosin. |
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Example: You require a config to be true but PHP later removes this config and defaults it to true internally. |
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* @param string $testMessage The message for testing the requirement (when null and $evaluation is a Boolean a default message is derived) |
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* @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) |
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* @param string|null $helpText The help text (when null, it will be inferred from $helpHtml, i.e. stripped from HTML tags) |
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*/ |
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public function addPhpIniRequirement($cfgName, $evaluation, $approveCfgAbsence = false, $testMessage = null, $helpHtml = null, $helpText = null) |
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{ |
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$this->add(new PhpIniRequirement($cfgName, $evaluation, $approveCfgAbsence, $testMessage, $helpHtml, $helpText, false)); |
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} |
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|
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/** |
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* Adds an optional recommendation in form of a php.ini configuration. |
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* |
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* @param string $cfgName The configuration name used for ini_get() |
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* @param Boolean|callback $evaluation Either a Boolean indicating whether the configuration should evaluate to true or false, |
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or a callback function receiving the configuration value as parameter to determine the fulfillment of the requirement |
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* @param Boolean $approveCfgAbsence If true the Requirement will be fulfilled even if the configuration option does not exist, i.e. ini_get() returns false. |
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This is helpful for abandoned configs in later PHP versions or configs of an optional extension, like Suhosin. |
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Example: You require a config to be true but PHP later removes this config and defaults it to true internally. |
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* @param string $testMessage The message for testing the requirement (when null and $evaluation is a Boolean a default message is derived) |
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* @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) |
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* @param string|null $helpText The help text (when null, it will be inferred from $helpHtml, i.e. stripped from HTML tags) |
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*/ |
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public function addPhpIniRecommendation($cfgName, $evaluation, $approveCfgAbsence = false, $testMessage = null, $helpHtml = null, $helpText = null) |
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{ |
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$this->add(new PhpIniRequirement($cfgName, $evaluation, $approveCfgAbsence, $testMessage, $helpHtml, $helpText, true)); |
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} |
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|
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/** |
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* Adds a requirement collection to the current set of requirements. |
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* |
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* @param RequirementCollection $collection A RequirementCollection instance |
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*/ |
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public function addCollection(RequirementCollection $collection) |
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{ |
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$this->requirements = array_merge($this->requirements, $collection->all()); |
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} |
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/** |
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* Returns both requirements and recommendations. |
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* |
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* @return array Array of Requirement instances |
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*/ |
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public function all() |
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{ |
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return $this->requirements; |
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} |
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/** |
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* Returns all mandatory requirements. |
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* |
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* @return array Array of Requirement instances |
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*/ |
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public function getRequirements() |
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{ |
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$array = array(); |
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foreach ($this->requirements as $req) { |
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if (!$req->isOptional()) { |
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$array[] = $req; |
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} |
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} |
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return $array; |
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} |
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|
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/** |
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* Returns the mandatory requirements that were not met. |
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* |
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* @return array Array of Requirement instances |
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*/ |
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public function getFailedRequirements() |
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{ |
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$array = array(); |
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foreach ($this->requirements as $req) { |
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if (!$req->isFulfilled() && !$req->isOptional()) { |
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$array[] = $req; |
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} |
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} |
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return $array; |
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} |
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/** |
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* Returns all optional recommmendations. |
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* |
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* @return array Array of Requirement instances |
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*/ |
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public function getRecommendations() |
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{ |
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$array = array(); |
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foreach ($this->requirements as $req) { |
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if ($req->isOptional()) { |
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$array[] = $req; |
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} |
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} |
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return $array; |
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} |
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/** |
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* Returns the recommendations that were not met. |
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* |
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* @return array Array of Requirement instances |
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*/ |
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public function getFailedRecommendations() |
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{ |
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$array = array(); |
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foreach ($this->requirements as $req) { |
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if (!$req->isFulfilled() && $req->isOptional()) { |
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$array[] = $req; |
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} |
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} |
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return $array; |
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} |
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/** |
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* Returns whether a php.ini configuration is not correct. |
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* |
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* @return Boolean php.ini configuration problem? |
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*/ |
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public function hasPhpIniConfigIssue() |
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{ |
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foreach ($this->requirements as $req) { |
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if (!$req->isFulfilled() && $req instanceof PhpIniRequirement) { |
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return true; |
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} |
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} |
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return false; |
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} |
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|
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/** |
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* Returns the PHP configuration file (php.ini) path. |
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* |
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* @return string|false php.ini file path |
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*/ |
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public function getPhpIniConfigPath() |
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{ |
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return get_cfg_var('cfg_file_path'); |
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} |
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} |
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/** |
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* This class specifies all requirements and optional recommendations that |
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* are necessary to run the Symfony Standard Edition. |
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* |
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* @author Tobias Schultze <http://tobion.de> |
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*/ |
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class SymfonyRequirements extends RequirementCollection |
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{ |
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const REQUIRED_PHP_VERSION = '5.3.3'; |
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/** |
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* Constructor that initializes the requirements. |
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*/ |
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public function __construct() |
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{ |
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/* mandatory requirements follow */ |
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$installedPhpVersion = phpversion(); |
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$this->addRequirement( |
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version_compare($installedPhpVersion, self::REQUIRED_PHP_VERSION, '>='), |
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sprintf('PHP version must be at least %s (%s installed)', self::REQUIRED_PHP_VERSION, $installedPhpVersion), |
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sprintf('You are running PHP version "<strong>%s</strong>", but Symfony needs at least PHP "<strong>%s</strong>" to run. |
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Before using Symfony, upgrade your PHP installation, preferably to the latest version.', |
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$installedPhpVersion, self::REQUIRED_PHP_VERSION), |
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sprintf('Install PHP %s or newer (installed version is %s)', self::REQUIRED_PHP_VERSION, $installedPhpVersion) |
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); |
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|
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$this->addRequirement( |
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is_dir(__DIR__.'/../vendor/composer'), |
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'Vendor libraries must be installed', |
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'Vendor libraries are missing. Install composer following instructions from <a href="http://getcomposer.org/">http://getcomposer.org/</a>. ' . |
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'Then run "<strong>php composer.phar install</strong>" to install them.' |
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); |
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|
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$this->addRequirement( |
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file_get_contents(__FILE__) == file_get_contents(__DIR__.'/../vendor/sensio/distribution-bundle/Sensio/Bundle/DistributionBundle/Resources/skeleton/app/SymfonyRequirements.php'), |
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'Outdated requirements file', |
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'Your requirements file is outdated. Run composer install and re-check your configuration.' |
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); |
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$baseDir = basename(__DIR__); |
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$this->addRequirement( |
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is_writable(__DIR__.'/cache'), |
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"$baseDir/cache/ directory must be writable", |
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"Change the permissions of the \"<strong>$baseDir/cache/</strong>\" directory so that the web server can write into it." |
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); |
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|
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$this->addRequirement( |
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is_writable(__DIR__.'/logs'), |
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"$baseDir/logs/ directory must be writable", |
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"Change the permissions of the \"<strong>$baseDir/logs/</strong>\" directory so that the web server can write into it." |
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); |
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|
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$this->addPhpIniRequirement( |
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'date.timezone', true, false, |
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'date.timezone setting must be set', |
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'Set the "<strong>date.timezone</strong>" setting in php.ini<a href="#phpini">*</a> (like Europe/Paris).' |
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); |
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|
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if (version_compare($installedPhpVersion, self::REQUIRED_PHP_VERSION, '>=')) { |
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$this->addRequirement( |
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(in_array(date_default_timezone_get(), DateTimeZone::listIdentifiers())), |
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sprintf('Default timezone "%s" is not supported by your installation of PHP', date_default_timezone_get()), |
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'Fix your <strong>php.ini</strong> file (check for typos and have a look at the list of deprecated timezones http://php.net/manual/en/timezones.others.php).' |
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); |
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} |
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|
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$this->addRequirement( |
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function_exists('json_encode'), |
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'json_encode() must be available', |
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'Install and enable the <strong>JSON</strong> extension.' |
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); |
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|
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$this->addRequirement( |
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function_exists('session_start'), |
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'session_start() must be available', |
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'Install and enable the <strong>session</strong> extension.' |
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); |
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|
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$this->addRequirement( |
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function_exists('ctype_alpha'), |
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'ctype_alpha() must be available', |
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'Install and enable the <strong>ctype</strong> extension.' |
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); |
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|
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$this->addRequirement( |
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function_exists('token_get_all'), |
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'token_get_all() must be available', |
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'Install and enable the <strong>Tokenizer</strong> extension.' |
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); |
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|
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$this->addRequirement( |
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function_exists('simplexml_import_dom'), |
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'simplexml_import_dom() must be available', |
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'Install and enable the <strong>SimpleXML</strong> extension.' |
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); |
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|
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$this->addRequirement( |
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!(function_exists('apc_store') && ini_get('apc.enabled')) || version_compare(phpversion('apc'), '3.0.17', '>='), |
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'APC version must be at least 3.0.17', |
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'Upgrade your <strong>APC</strong> extension (3.0.17+)' |
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); |
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|
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$this->addPhpIniRequirement('detect_unicode', false); |
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|
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$this->addPhpIniRequirement( |
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'suhosin.executor.include.whitelist', |
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create_function('$cfgValue', 'return false !== stripos($cfgValue, "phar");'), |
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true, |
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'suhosin.executor.include.whitelist must be configured correctly in php.ini', |
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'Add "<strong>phar</strong>" to <strong>suhosin.executor.include.whitelist</strong> in php.ini<a href="#phpini">*</a>.' |
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); |
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|
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$pcreVersion = defined('PCRE_VERSION') ? (float) PCRE_VERSION : null; |
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|
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$this->addRequirement( |
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null !== $pcreVersion && $pcreVersion > 8.0, |
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sprintf('PCRE extension must be available and at least 8.0 (%s installed)', $pcreVersion ? $pcreVersion : 'not'), |
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'Upgrade your <strong>PCRE</strong> extension (8.0+)' |
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); |
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|
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/* optional recommendations follow */ |
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|
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$this->addRecommendation( |
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version_compare($installedPhpVersion, '5.3.4', '>='), |
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sprintf('Your project might not work properly ("Notice: Trying to get property of non-object") due to the PHP bug #52083 before PHP 5.3.4 (%s installed)', $installedPhpVersion), |
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'Install PHP 5.3.4 or newer' |
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); |
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|
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$this->addRecommendation( |
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version_compare($installedPhpVersion, '5.3.8', '>='), |
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sprintf('Annotations might not work properly due to the PHP bug #55156 before PHP 5.3.8 (%s installed)', $installedPhpVersion), |
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'Install PHP 5.3.8 or newer if your project uses annotations' |
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); |
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|
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$this->addRecommendation( |
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class_exists('DomDocument'), |
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'PHP-XML module should be installed', |
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'Install and enable the <strong>PHP-XML</strong> module.' |
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); |
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|
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$this->addRecommendation( |
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function_exists('mb_strlen'), |
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'mb_strlen() should be available', |
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'Install and enable the <strong>mbstring</strong> extension.' |
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); |
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|
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$this->addRecommendation( |
||||
function_exists('iconv'), |
||||
'iconv() should be available', |
||||
'Install and enable the <strong>iconv</strong> extension.' |
||||
); |
||||
|
||||
$this->addRecommendation( |
||||
function_exists('utf8_decode'), |
||||
'utf8_decode() should be available', |
||||
'Install and enable the <strong>XML</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( |
||||
class_exists('Locale'), |
||||
'intl extension should be available', |
||||
'Install and enable the <strong>intl</strong> extension (used for validators).' |
||||
); |
||||
|
||||
if (class_exists('Locale')) { |
||||
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+).' |
||||
); |
||||
} |
||||
|
||||
$accelerator = |
||||
(function_exists('apc_store') && ini_get('apc.enabled')) |
||||
|| |
||||
function_exists('eaccelerator_put') && ini_get('eaccelerator.enable') |
||||
|| |
||||
function_exists('xcache_set') |
||||
; |
||||
|
||||
$this->addRecommendation( |
||||
$accelerator, |
||||
'a PHP accelerator should be installed', |
||||
'Install and enable a <strong>PHP accelerator</strong> like APC (highly recommended).' |
||||
); |
||||
|
||||
$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), |
||||
sprintf('PDO should have some drivers installed (currently available: %s)', count($drivers) ? implode(', ', $drivers) : 'none'), |
||||
'Install <strong>PDO drivers</strong> (mandatory for Doctrine).' |
||||
); |
||||
} |
||||
} |
||||
} |
Loading…
Reference in new issue