<?php
/**
* Application requirement checker script.
*
* In order to run this script use the following console command:
* php requirements.php
*
* In order to run this script from the web, you should copy it to the web root.
* If you are using Linux you can create a hard link instead, using the following command:
* ln requirements.php ../requirements.php
*/
// you may need to adjust this path to the correct Yii framework path
$frameworkPath = dirname(__FILE__) . '/vendor/yiisoft/yii2';
if (!is_dir($frameworkPath)) {
echo '< h1 > Error< / h1 > ';
echo '< p > < strong > The path to yii framework seems to be incorrect.< / strong > < / p > ';
echo '< p > You need to install Yii framework via composer or adjust the framework path in file < abbr title = "' . __FILE__ . '" > ' . basename(__FILE__) . '< / abbr > .< / p > ';
echo '< p > Please refer to the < abbr title = "' . dirname(__FILE__) . '/README.md" > README< / abbr > on how to install Yii.< / p > ';
}
require_once($frameworkPath . '/requirements/YiiRequirementChecker.php');
$requirementsChecker = new YiiRequirementChecker();
$gdMemo = $imagickMemo = 'Either GD PHP extension with FreeType support or ImageMagick PHP extension with PNG support is required for image CAPTCHA.';
$gdOK = $imagickOK = false;
if (extension_loaded('imagick')) {
$imagick = new Imagick();
$imagickFormats = $imagick->queryFormats('PNG');
if (in_array('PNG', $imagickFormats)) {
$imagickOK = true;
} else {
$imagickMemo = 'Imagick extension should be installed with PNG support in order to be used for image CAPTCHA.';
}
}
if (extension_loaded('gd')) {
$gdInfo = gd_info();
if (!empty($gdInfo['FreeType Support'])) {
$gdOK = true;
} else {
$gdMemo = 'GD extension should be installed with FreeType support in order to be used for image CAPTCHA.';
}
}
/**
* Adjust requirements according to your application specifics.
*/
$requirements = array(
// Database :
array(
'name' => 'PDO extension',
'mandatory' => true,
'condition' => extension_loaded('pdo'),
'by' => 'All DB-related classes',
),
array(
'name' => 'PDO SQLite extension',
'mandatory' => false,
'condition' => extension_loaded('pdo_sqlite'),
'by' => 'All DB-related classes',
'memo' => 'Required for SQLite database.',
),
array(
'name' => 'PDO MySQL extension',
'mandatory' => false,
'condition' => extension_loaded('pdo_mysql'),
'by' => 'All DB-related classes',
'memo' => 'Required for MySQL database.',
),
array(
'name' => 'PDO PostgreSQL extension',
'mandatory' => false,
'condition' => extension_loaded('pdo_pgsql'),
'by' => 'All DB-related classes',
'memo' => 'Required for PostgreSQL database.',
),
// Cache :
array(
'name' => 'Memcache extension',
'mandatory' => false,
'condition' => extension_loaded('memcache') || extension_loaded('memcached'),
'by' => '< a href = "http://www.yiiframework.com/doc-2.0/yii-caching-memcache.html" > MemCache< / a > ',
'memo' => extension_loaded('memcached') ? 'To use memcached set < a href = "http://www.yiiframework.com/doc-2.0/yii-caching-memcache.html#$useMemcached-detail" > MemCache::useMemcached< / a > to < code > true< / code > .' : ''
),
array(
'name' => 'APC extension',
'mandatory' => false,
'condition' => extension_loaded('apc'),
'by' => '< a href = "http://www.yiiframework.com/doc-2.0/yii-caching-apccache.html" > ApcCache< / a > ',
),
// CAPTCHA:
array(
'name' => 'GD PHP extension with FreeType support',
'mandatory' => false,
'condition' => $gdOK,
'by' => '< a href = "http://www.yiiframework.com/doc-2.0/yii-captcha-captcha.html" > Captcha< / a > ',
'memo' => $gdMemo,
),
array(
'name' => 'ImageMagick PHP extension with PNG support',
'mandatory' => false,
'condition' => $imagickOK,
'by' => '< a href = "http://www.yiiframework.com/doc-2.0/yii-captcha-captcha.html" > Captcha< / a > ',
'memo' => $imagickMemo,
),
// PHP ini :
'phpSafeMode' => array(
'name' => 'PHP safe mode',
'mandatory' => false,
'condition' => $requirementsChecker->checkPhpIniOff("safe_mode"),
'by' => 'File uploading and console command execution',
'memo' => '"safe_mode" should be disabled at php.ini',
),
'phpExposePhp' => array(
'name' => 'Expose PHP',
'mandatory' => false,
'condition' => $requirementsChecker->checkPhpIniOff("expose_php"),
'by' => 'Security reasons',
'memo' => '"expose_php" should be disabled at php.ini',
),
'phpAllowUrlInclude' => array(
'name' => 'PHP allow url include',
'mandatory' => false,
'condition' => $requirementsChecker->checkPhpIniOff("allow_url_include"),
'by' => 'Security reasons',
'memo' => '"allow_url_include" should be disabled at php.ini',
),
'phpSmtp' => array(
'name' => 'PHP mail SMTP',
'mandatory' => false,
'condition' => strlen(ini_get('SMTP'))>0,
'by' => 'Email sending',
'memo' => 'PHP mail SMTP server required',
),
);
$requirementsChecker->checkYii()->check($requirements)->render();