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<?php |
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namespace Rougin\SparkPlug; |
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/** |
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* Spark Plug |
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* |
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* Returns the instance of CodeIgniter. |
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* |
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* @package SparkPlug |
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* @author Rougin Royce Gutib <[email protected]> |
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*/ |
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class SparkPlug |
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{ |
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/** |
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* @var array |
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*/ |
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protected $globals = []; |
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/** |
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* @var string |
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*/ |
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protected $path = ''; |
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/** |
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* @var array |
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*/ |
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protected $server = []; |
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/** |
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* @param array $globals |
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* @param array $server |
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* @param string $path |
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*/ |
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public function __construct(array &$globals, array $server, $path = '') |
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{ |
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$this->globals =& $globals; |
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$this->path = (empty($path)) ? getcwd() : $path; |
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$this->server = $server; |
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} |
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/** |
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* Returns the instance of CodeIgniter. |
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* |
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* @return \CI_Controller |
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*/ |
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public function getCodeIgniter() |
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{ |
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$this->setPathConstants(); |
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$this->prepareEnvironment(); |
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$this->defineConstants(); |
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$this->loadCommonClasses(); |
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$this->setCharacterSets(); |
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$this->setConfigurations(); |
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$this->loadCoreClasses(); |
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// Loads the get_instance.php for loading libraries |
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require 'get_instance.php'; |
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$ci = \CI_Controller::get_instance(); |
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return (empty($ci)) ? new \CI_Controller : $ci; |
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} |
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/** |
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* Loads the Common and the Base Controller class. |
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* |
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* @return void |
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*/ |
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protected function loadCommonClasses() |
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{ |
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require BASEPATH . 'core/Common.php'; |
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class_exists('CI_Controller') || require BASEPATH . 'core/Controller.php'; |
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} |
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/** |
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* Loads the framework constants. |
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* |
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* @return void |
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*/ |
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protected function defineConstants() |
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{ |
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$constants = APPPATH . 'config/constants.php'; |
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$environment = APPPATH . 'config/' . ENVIRONMENT . '/constants.php'; |
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$filename = file_exists($environment) ? $environment : $constants; |
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defined('FILE_READ_MODE') || require $filename; |
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} |
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/** |
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* Loads the CodeIgniter's core classes. |
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* |
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* @return void |
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*/ |
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protected function loadCoreClasses() |
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{ |
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load_class('Loader', 'core'); |
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load_class('Router', 'core'); |
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load_class('Input', 'core'); |
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load_class('Lang', 'core'); |
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} |
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/** |
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* Sets the base path. |
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* |
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* @return void |
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*/ |
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protected function setBasePath() |
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{ |
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$directory = new \RecursiveDirectoryIterator(getcwd()); |
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$iterator = new \RecursiveIteratorIterator($directory); |
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foreach ($iterator as $item) { |
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$core = 'core' . DIRECTORY_SEPARATOR . 'CodeIgniter.php'; |
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if (strpos($item->getPathname(), $core) !== false) { |
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$path = str_replace($core, '', $item->getPathname()); |
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define('BASEPATH', $path); |
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break; |
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} |
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} |
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} |
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/** |
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* Sets up important charset-related stuff. |
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* |
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* @return void |
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*/ |
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protected function setCharacterSets() |
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{ |
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$charset = strtoupper(config_item('charset')); |
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ini_set('default_charset', $charset); |
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defined('MB_ENABLED') || define('MB_ENABLED', extension_loaded('mbstring')); |
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// mbstring.internal_encoding is deprecated starting with PHP 5.6 |
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// and it's usage triggers E_DEPRECATED messages. |
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if (! is_php('5.6') && ! ini_get('mbstring.internal_encoding')) { |
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ini_set('mbstring.internal_encoding', $charset); |
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} |
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$this->setIconv(); |
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} |
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/** |
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* Sets up the current environment. |
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* |
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* @return void |
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*/ |
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protected function prepareEnvironment() |
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{ |
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$environment = 'development'; |
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if (isset($this->server['CI_ENV'])) { |
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$environment = $this->server['CI_ENV']; |
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} |
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defined('ENVIRONMENT') || define('ENVIRONMENT', $environment); |
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} |
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/** |
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* Sets global configurations. |
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* |
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* @return void |
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*/ |
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protected function setConfigurations() |
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{ |
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$this->globals['CFG'] =& load_class('Config', 'core'); |
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$this->globals['UNI'] =& load_class('Utf8', 'core'); |
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$this->globals['SEC'] =& load_class('Security', 'core'); |
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} |
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/** |
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* Sets up ICONV. |
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* |
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* @return void |
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*/ |
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protected function setIconv() |
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{ |
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// This is required for mb_convert_encoding() to strip invalid |
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// characters. That's utilized by CI_Utf8, but it's also done for |
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// consistency with iconv. |
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mb_substitute_character('none'); |
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// There's an ICONV_IMPL constant, but the PHP manual says that using |
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// iconv's predefined constants is "strongly discouraged". |
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defined('ICONV_ENABLED') || define('ICONV_ENABLED', extension_loaded('iconv')); |
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} |
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/** |
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* Sets up the APPPATH, VENDOR, and BASEPATH constants. |
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* |
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* @return void |
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*/ |
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protected function setPathConstants() |
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{ |
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$paths = [ |
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'APPPATH' => $this->path . '/application/', |
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'VENDOR' => $this->path . '/vendor/', |
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'VIEWPATH' => $this->path . '/application/views/', |
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]; |
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foreach ($paths as $key => $value) { |
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defined($key) || define($key, $value); |
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} |
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defined('BASEPATH') || $this->setBasePath(); |
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} |
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} |
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rougin /
spark-plug
