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Removed SymfonyRequirements.php from version control

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Signed-off-by: Polonkai Gergely <polonkai.gergely@brokernet-group.com>
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Gergely Polonkai (W00d5t0ck) 10 years ago
parent 21366f7f75
commit 7b7e9dac8d
2 changed files with 1 additions and 603 deletions
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  1. 1
      app/.gitignore
  2. 603
      app/SymfonyRequirements.php

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SymfonyRequirements.php

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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.
*/
/**
* 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.
*
* This file must be compatible with PHP 5.2+.
*
* ************** CAUTION **************
*
* DO NOT EDIT THIS FILE AS IT WILL BE OVERRIDEN BY COMPOSER
*
* If you want to change this file, edit the one in the
* SensioDistributionBundle instead.
*
* ************** CAUTION **************
*
* @author Tobias Schultze <http://tobion.de>
*/
class Requirement
{
private $fulfilled;
private $testMessage;
private $helpText;
private $helpHtml;
private $optional;
/**
* Constructor that initializes the requirement.
*
* @param Boolean $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 Boolean $optional Whether this is only an optional recommendation not a mandatory requirement
*/
public function __construct($fulfilled, $testMessage, $helpHtml, $helpText = null, $optional = false)
{
$this->fulfilled = (Boolean) $fulfilled;
$this->testMessage = (string) $testMessage;
$this->helpHtml = (string) $helpHtml;
$this->helpText = null === $helpText ? strip_tags($this->helpHtml) : (string) $helpText;
$this->optional = (Boolean) $optional;
}
/**
* Returns whether the requirement is fulfilled.
*
* @return Boolean 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 Boolean 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 Boolean|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 Boolean $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)
* @param Boolean $optional Whether this is only an optional recommendation not a mandatory requirement
*/
public function __construct($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.
*
* Users of PHP 5.2 should be able to run the requirements checks.
* This is why the class must be compatible with PHP 5.2
* (e.g. not using namespaces and closures).
*
* @author Tobias Schultze <http://tobion.de>
*/
class RequirementCollection implements IteratorAggregate
{
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 Boolean $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 Boolean $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 Boolean|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 Boolean $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 Boolean|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 Boolean $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 array Array of Requirement instances
*/
public function all()
{
return $this->requirements;
}
/**
* Returns all mandatory requirements.
*
* @return array Array of Requirement instances
*/
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 array Array of Requirement instances
*/
public function getFailedRequirements()
{
$array = array();
foreach ($this->requirements as $req) {
if (!$req->isFulfilled() && !$req->isOptional()) {
$array[] = $req;
}
}
return $array;
}
/**
* Returns all optional recommmendations.
*
* @return array Array of Requirement instances
*/
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 array Array of Requirement instances
*/
public function getFailedRecommendations()
{
$array = array();
foreach ($this->requirements as $req) {
if (!$req->isFulfilled() && $req->isOptional()) {
$array[] = $req;
}
}
return $array;
}
/**
* Returns whether a php.ini configuration is not correct.
*
* @return Boolean php.ini configuration problem?
*/
public function hasPhpIniConfigIssue()
{
foreach ($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>
*/
class SymfonyRequirements extends RequirementCollection
{
const REQUIRED_PHP_VERSION = '5.3.3';
/**
* Constructor that initializes the requirements.
*/
public function __construct()
{
/* mandatory requirements follow */
$installedPhpVersion = phpversion();
$this->addRequirement(
version_compare($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 "<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, self::REQUIRED_PHP_VERSION),
sprintf('Install PHP %s or newer (installed version is %s)', self::REQUIRED_PHP_VERSION, $installedPhpVersion)
);
$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.'
);
$this->addRequirement(
file_get_contents(__FILE__) == file_get_contents(__DIR__.'/../vendor/sensio/distribution-bundle/Sensio/Bundle/DistributionBundle/Resources/skeleton/app/SymfonyRequirements.php'),
'Outdated requirements file',
'Your requirements file is outdated. Run composer install and re-check your configuration.'
);
$baseDir = basename(__DIR__);
$this->addRequirement(
is_writable(__DIR__.'/cache'),
"$baseDir/cache/ directory must be writable",
"Change the permissions of the \"<strong>$baseDir/cache/</strong>\" directory so that the web server can write into it."
);
$this->addRequirement(
is_writable(__DIR__.'/logs'),
"$baseDir/logs/ directory must be writable",
"Change the permissions of the \"<strong>$baseDir/logs/</strong>\" directory so that the web server can write into it."
);
$this->addPhpIniRequirement(
'date.timezone', true, false,
'date.timezone setting must be set',
'Set the "<strong>date.timezone</strong>" setting in php.ini<a href="#phpini">*</a> (like Europe/Paris).'
);
if (version_compare($installedPhpVersion, self::REQUIRED_PHP_VERSION, '>=')) {
$this->addRequirement(
(in_array(date_default_timezone_get(), DateTimeZone::listIdentifiers())),
sprintf('Default timezone "%s" is not supported by your installation of PHP', date_default_timezone_get()),
'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).'
);
}
$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.'
);
$this->addRequirement(
!(function_exists('apc_store') && ini_get('apc.enabled')) || 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);
$this->addPhpIniRequirement(
'suhosin.executor.include.whitelist',
create_function('$cfgValue', 'return false !== stripos($cfgValue, "phar");'),
true,
'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>.'
);
$pcreVersion = defined('PCRE_VERSION') ? (float) PCRE_VERSION : null;
$this->addRequirement(
null !== $pcreVersion && $pcreVersion > 8.0,
sprintf('PCRE extension must be available and at least 8.0 (%s installed)', $pcreVersion ? $pcreVersion : 'not'),
'Upgrade your <strong>PCRE</strong> extension (8.0+)'
);
/* optional recommendations follow */
$this->addRecommendation(
version_compare($installedPhpVersion, '5.3.4', '>='),
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),
'Install PHP 5.3.4 or newer'
);
$this->addRecommendation(
version_compare($installedPhpVersion, '5.3.8', '>='),
sprintf('Annotations might not work properly due to the PHP bug #55156 before PHP 5.3.8 (%s installed)', $installedPhpVersion),
'Install PHP 5.3.8 or newer if your project uses annotations'
);
$this->addRecommendation(
class_exists('DomDocument'),
'PHP-XML module should be installed',
'Install and enable the <strong>PHP-XML</strong> module.'
);
$this->addRecommendation(
function_exists('mb_strlen'),
'mb_strlen() should be available',
'Install and enable the <strong>mbstring</strong> extension.'
);
$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).'
);
}
}
}
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