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<?php |
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/** |
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* Pluggable themes for Yii2 |
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* |
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* @link https://github.com/hiqdev/yii2-thememanager |
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* @package yii2-thememanager |
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* @license BSD-3-Clause |
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* @copyright Copyright (c) 2015-2017, HiQDev (http://hiqdev.com/) |
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*/ |
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namespace hiqdev\thememanager; |
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use ReflectionClass; |
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use Yii; |
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use yii\helpers\ArrayHelper; |
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/** |
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* Theme class. |
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*/ |
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class Theme extends \yii\base\Theme implements \hiqdev\yii2\collection\ItemWithNameInterface |
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{ |
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use GetManagerTrait; |
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/** |
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* @var string theme name |
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*/ |
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public $name; |
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/** |
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* @var string theme label |
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*/ |
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public $label; |
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/** |
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* @var array assets to be registered for this theme |
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*/ |
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public $assets = []; |
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private $_view; |
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/** |
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* Returns the view object that can be used to render views or view files. |
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* The [[render()]] and [[renderFile()]] methods will use |
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* this view object to implement the actual view rendering. |
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* If not set, it will default to the "view" application component. |
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* |
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* @return \yii\web\View the view object that can be used to render views or view files |
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*/ |
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public function getView() |
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{ |
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if ($this->_view === null) { |
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$this->_view = $this->getManager()->getView(); |
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} |
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return $this->_view; |
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} |
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/** |
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* Sets the view object to be used. |
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* |
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* @param View $view the view object that can be used to render views or view files |
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*/ |
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public function setView($view) |
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{ |
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$this->_view = $view; |
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} |
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public $pathMap = []; |
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/** |
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* Getter for pathMap. |
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*/ |
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public function init() |
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{ |
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parent::init(); |
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if (!is_array($this->pathMap)) { |
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$this->pathMap = []; |
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} |
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$this->pathMap = $this->compilePathMap(ArrayHelper::merge([ |
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'$themedViewPaths' => $this->buildThemedViewPaths(), |
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'$themedWidgetPaths' => '$themedViewPaths/widgets', |
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Yii::$app->viewPath => '$themedViewPaths', |
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__DIR__ . '/widgets/views' => '$themedWidgetPaths', |
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], $this->getManager()->pathMap, $this->pathMap)); |
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} |
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public function compilePathMap($map) |
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{ |
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$map = $this->substituteVars($map); |
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$themeSubpath = '/src/views/themes/' . $this->name; |
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$res = []; |
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foreach ($map as $from => &$tos) { |
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$tos = array_unique(array_reverse(array_values($tos))); |
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$new = []; |
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foreach ($tos as $to) { |
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$to = Yii::getAlias($to); |
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$alt = preg_replace('#(.*)/src/views(.*)$#', '${1}' . $themeSubpath . '${2}', $to); |
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if ($alt) { |
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$new[] = $alt; |
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} |
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$new[] = $to; |
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} |
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//$res[Yii::getAlias($from)] = $new; |
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$res[Yii::getAlias($from)] = array_values(array_filter($new, 'file_exists')); |
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} |
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return array_filter($res); |
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} |
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public function substituteVars($vars) |
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{ |
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$proceed = true; |
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while ($proceed) { |
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$proceed = false; |
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foreach ($vars as $key => $exp) { |
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if ($this->isVar($exp)) { |
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$value = $this->calcExp($exp, $vars); |
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if (isset($value)) { |
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$vars[$key] = $value; |
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$proceed = true; |
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} |
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} |
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} |
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} |
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foreach (array_keys($vars) as $key) { |
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if ($this->isVar($key)) { |
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unset($vars[$key]); |
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} |
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} |
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return $vars; |
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} |
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public function isVar($name) |
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{ |
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return is_string($name) && (strncmp($name, '$', 1) === 0); |
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} |
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public function calcExp($exp, $vars) |
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{ |
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$pos = strpos($exp, '/'); |
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if ($pos === false) { |
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return $vars[$exp]; |
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} |
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list($name, $suffix) = explode('/', $exp, 2); |
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return array_map(function ($a) use ($suffix) { |
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return "$a/$suffix"; |
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}, $vars[$name]); |
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} |
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public function buildThemedViewPaths() |
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{ |
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return array_map(function ($a) { |
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return "$a/views"; |
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}, $this->findParentPaths()); |
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} |
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public function findParentPaths() |
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{ |
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$dirs = []; |
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$ref = $this->getReflection(); |
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for ($depth = 0; $depth < 10; ++$depth) { |
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$dirs[] = dirname($ref->getFileName()); |
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$ref = $ref->getParentClass(); |
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if (__CLASS__ === $ref->name) { |
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break; |
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} |
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} |
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return $dirs; |
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} |
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protected $_reflection; |
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public function getReflection() |
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{ |
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if (!$this->_reflection) { |
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$this->_reflection = new ReflectionClass($this); |
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} |
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return $this->_reflection; |
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} |
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private $_settings; |
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/** |
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* @param string $settings theme settings model class name or config |
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*/ |
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public function setSettings($settings) |
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{ |
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$this->_settings = $settings; |
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} |
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public function getSettings() |
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{ |
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if (!is_object($this->_settings)) { |
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if (!$this->_settings) { |
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$this->_settings = static::findSettingsClass(get_called_class()); |
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} |
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$data = $this->getManager()->getThemeSettings(); |
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$this->_settings = Yii::createObject($this->_settings); |
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$this->_settings->load($data); |
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} |
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return $this->_settings; |
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} |
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public static function calcSettingsClass($class) |
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{ |
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return substr($class, 0, strrpos($class, '\\')) . '\\models\\Settings'; |
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} |
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public static function findSettingsClass($class) |
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{ |
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$res = static::calcSettingsClass($class); |
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return class_exists($res) ? $res : static::findSettingsClass(get_parent_class($class)); |
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} |
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public function getDetailedTheme() |
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{ |
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$localDetailedTheme = str_replace('\Theme', '\DetailedTheme', get_called_class()); |
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$class = class_exists($localDetailedTheme) ? $localDetailedTheme : DetailedTheme::class; |
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return new $class($this); |
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} |
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} |
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hiqdev /
yii2-thememanager
