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frontend/widgets/Seo.php 18.1 KB
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  <?php
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      namespace frontend\widgets;
      
      use common\models\SeoDynamic;
      use Yii;
      use common\modules\product\models\Brand;
      use common\modules\rubrication\models\TaxGroup;
      use common\modules\rubrication\models\TaxOption;
      use yii\base\Widget;
      use yii\helpers\ArrayHelper;
      use yii\helpers\Html;
      use yii\helpers\Url;
      use yii\web\HttpException;
      
      class Seo extends Widget
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      {
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          private $url;
          public $row;
          public $own_attr;
          public $fields;
          public $category_name;
          public $description;
          public $title;
          public $meta;
          public $seo_text;
          public $h1;
          public $key;
          public $name;
          public $project_name;
          public static $optionsList;
          protected static $check_url;
          protected static $check_url_bool;
          
          const SEO_TEXT = 'seo_text';
          const DESCRIPTION = 'description';
          const META = 'meta';
          const H1 = 'h1';
          const TITLE = 'title';
          
          public function init()
          {
              $this->url = \Yii::$app->request->url;
              $this->project_name = \Yii::$app->name;
              if (empty(self::$optionsList)) {
                  self::$optionsList = ArrayHelper::getColumn(
                      TaxGroup::find()
                              ->where([ 'is_filter' => 'TRUE' ])
                              ->all(),
                      'alias'
                  );
              }
              
              parent::init();
              
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          }
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          public function run()
          {
              
              $seoData = $this->getViewData();
              foreach ($seoData as $key => $value) {
                  $this->$key = $value;
              }
              
              switch ($this->row) {
                  case self::SEO_TEXT:
                      
                      $filter = \Yii::$app->request->get('filters', []);
                      $sort = \Yii::$app->request->get('sort', []);
                      $paginate = \Yii::$app->request->get('page', []);
                      
                      if (empty($filter) && empty($sort) && empty($paginate)) {
                          
                          return $this->selectSeoData(self::SEO_TEXT);
                          
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                      } else {
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                          $widgetData = static::findSeoByUrl($this->url);
                          
                          $result = '';
                          
                          if ($widgetData instanceof \common\models\Seo) {
                              
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                              $result = $widgetData->{self::SEO_TEXT};
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                          } else {
                              
                              $widgetData = $this->findSeoByDynamic();
                              
                              if ($widgetData instanceof SeoDynamic) {
                                  
                                  $result = $widgetData->{self::SEO_TEXT};
                                  
                              }
                              
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                          }
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                          return $this->replaceData($result);
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                      }
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                      break;
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                  case self::H1:
                      
                      $filter = \Yii::$app->request->get('filters', []);
                      
                      $default = $this->selectSeoData(self::H1);
                      
                      if ($default != $this->{self::H1}) {
                          
                          return $default;
                          
                      } else if (!empty($filter) && !$this->checkFilter($filter)) {
                          
                          $array = $this->arrayBuilder($filter);
                          return $this->getNameString($array);
                      } else {
                          
                          return $default;
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                      }
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                      break;
                  case self::TITLE:
                      
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                      $filter = \Yii::$app->request->get('filters', []);
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                      $title = $this->selectSeoData(self::TITLE);
                      
                      if (!empty($filter) && $title == $this->title || !empty($filter) && empty($title)) {
                          
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                          $array = $this->arrayBuilder($filter);
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                          $title_string = $this->getTitleString($array);
                          
                          if ($title_string) {
                              return $title_string;
                          }
                          
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                      }
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                      if (!empty($title)) {
                          
                          return $title;
                      } else {
                          return $this->project_name;
                      }
                      
                      break;
                  case self::DESCRIPTION:
                      $description = $this->selectSeoData(self::DESCRIPTION);
                      
                      if (!empty($description)) {
                          
                          $this->getView()
                               ->registerMetaTag(
                                   [
                                       'name'    => 'description',
                                       'content' => $description,
                                   ]
                               );
                          
                      } else {
                          
                          $filter = \Yii::$app->request->get('filters', []);
                          
                          if (!empty($filter)) {
                              $array = $this->arrayBuilder($filter);
                              $this->getView()
                                   ->registerMetaTag(
                                       [
                                           'name'    => 'description',
                                           'content' => $this->getDescriptionString($array),
                                       ]
                                   );
                          }
                          
                      }
                      
                      break;
                  case self::META:
                      
                      $meta = $this->selectSeoData(self::META);
                      
                      $filter = \Yii::$app->request->get('filters', []);
                      $sort = \Yii::$app->request->get('sort', []);
                      $paginate = \Yii::$app->request->get('page', []);
                      
                      if (!empty($meta) && empty($sort) && empty($paginate) && !isset($filter[ 'prices' ])) {
                          $this->getView()
                               ->registerMetaTag(
                                   [
                                       'name'    => 'robots',
                                       'content' => $meta,
                                   ]
                               );
                          
                      } else if (!empty($filter[ 'special' ])) {
      
                          $this->getView()
                               ->registerMetaTag(
                                   [
                                       'name'    => 'robots',
                                       'content' => 'noindex,follow',
                                   ]
                               );
                          
                      } else if (isset($filter[ 'brands' ]) && count(
                              $filter[ 'brands' ]
                          ) > 1 || isset($filter) && $this->checkFilter($filter)
                      
                      ) {
      
                          $this->getView()
                               ->registerMetaTag(
                                   [
                                       'name'    => 'robots',
                                       'content' => 'noindex,nofollow',
                                   ]
                               );
                          
                      } else if (isset($filter[ 'brands' ]) && count($filter[ 'brands' ]) > 1 && isset($filter) && count(
                              $filter,
                              COUNT_RECURSIVE
                          ) >= 4 || isset($filter) && count(
                              $filter,
                              COUNT_RECURSIVE
                          ) > 4 || !empty($sort) || isset($filter[ 'prices' ])
                      ) {
      
                          $this->getView()
                               ->registerMetaTag(
                                   [
                                       'name'    => 'robots',
                                       'content' => 'noindex,nofollow',
                                   ]
                               );
                      } else if (!empty($paginate)) {
      
                          $this->getView()
                               ->registerMetaTag(
                                   [
                                       'name'    => 'robots',
                                       'content' => 'noindex,follow',
                                   ]
                               );
                      } else {
                          $this->getView()
                               ->registerMetaTag(
                                   [
                                       'name'    => 'robots',
                                       'content' => 'index,follow',
                                   ]
                               );
                      }
                      
                      break;
              }
              
          }
          
          protected function replaceData($str)
          {
              
              if (!empty($this->fields)) {
                  foreach ($this->fields as $field_name => $field_value) {
                      $str = str_replace('{' . $field_name . '}', $field_value, $str);
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                  }
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              }
              $str = str_replace('{project_name}', $this->project_name, $str);
              return $str;
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          }
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          protected static function findSeoByUrl($url)
          {
              if (empty(self::$check_url_bool)) {
                  self::$check_url = \common\models\Seo::findOne([ 'url' => $url ]);
                  self::$check_url_bool = true;
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              }
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              return self::$check_url;
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          }
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          protected function findSeoByDynamic()
          {
              
              if (!empty($this->key)) {
                  
                  $query = SeoDynamic::find()
                                     ->joinWith('seoCategory')
                                     ->where(
                                         [
                                             'controller' => \Yii::$app->controller->id,
                                             'action'     => \Yii::$app->controller->action->id,
                                             'key'        => $this->key,
                                         ]
                                     );
              } else {
                  
                  $query = SeoDynamic::find()
                                     ->joinWith('seoCategory')
                                     ->where(
                                         [
                                             'controller' => \Yii::$app->controller->id,
                                             'action'     => \Yii::$app->controller->action->id,
                                         ]
                                     );
              }
              
              return $query->one();
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          }
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          protected function findSeoByDynamicForFilters()
          {
              return SeoDynamic::find()
                               ->joinWith('seoCategory')
                               ->where([ 'param' => 'filters' ])
                               ->one();
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          }
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          protected function getViewData()
          {
              $params = $this->getView()->params;
              if (isset($params[ 'seo' ])) {
                  return $params[ 'seo' ];
              } else {
                  return [];
              }
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          }
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          protected function selectSeoData($param)
          {
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              $result = '';
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              $widgetData = static::findSeoByUrl($this->url);
              
              $seoDynamicData = $this->findSeoByDynamic();
              
              if ($widgetData instanceof \common\models\Seo) {
                  
                  $result = $widgetData->$param;
                  
              } else if ($seoDynamicData instanceof SeoDynamic) {
                  
                  $result = $seoDynamicData->$param;
                  
              } else if (!empty($this->$param)) {
                  
                  $result = $this->$param;
                  
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              } else {
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                  $result = '';
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              }
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              return $this->replaceData($result);
              
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          }
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          public function getTitleString($array)
          {
              // "{Название раздела: Название блока фильтра | Фильтр 1 | Название блока фильтра: Фильтр 2 | Название блока фильтра: Фильтр 3} - купить в Киеве, Украине - интернет магазин Лінія Світла";
              $row = '';
              foreach ($array as $name => $field) {
                  
                  if ($name == 'category') {
                      $row = $field . ' | ' . $row;
                  } else {
                      $row .= $field[ 'name' ] . ' ' . $field[ 'value' ] . ' | ';
                  }
                  
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              }
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              $row = substr($row, 0, -2);
              $row .= " - купить в Киеве, Украине - интернет магазин Лінія Світла";
              return $row;
              //        $template = SeoDynamic::find()->select('title')->where(['param' =>'filters'])->one();
              //        if($template instanceof SeoDynamic){
              //            foreach ($array as $field_name => $field_value) {
              //                $template->title = str_replace('{' . $field_name . '}', mb_strtolower($field_value), $template->title);
              //            }
              //            $template =  preg_replace('/\{.[^\}]*\}\s/','',$template->title);
              //            return $template;
              //        }
              //
              //        return false;
              
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          }
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          public function getDescriptionString($array)
          {
              // "Лучшие цены на {Название раздела | Название блока фильтра: Фильтр 1 | Название блока фильтра: Фильтр 2 | Название блока фильтра: Фильтр 3}. Лінія Світла";
              $row = 'Лучшие цены на ';
              foreach ($array as $name => $field) {
                  
                  if ($name == 'category') {
                      $row = $field . ' | ' . $row;
                  } else {
                      $row .= $field[ 'name' ] . ' ' . $field[ 'value' ] . ' | ';
                  }
                  
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              }
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              $row = substr($row, 0, -2);
              $row .= ". Лінія Світла";
              return $row;
              
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          }
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          public function getNameString($array)
          {
              // "Лучшие цены на {Название раздела | Название блока фильтра: Фильтр 1 | Название блока фильтра: Фильтр 2 | Название блока фильтра: Фильтр 3}. Лінія Світла";
              $row = '';
              foreach ($array as $name => $field) {
                  
                  if ($name == 'category') {
                      $row = $field . ' | ' . $row;
                  } else {
                      $row .= $field[ 'name' ] . ' ' . $field[ 'value' ] . ' | ';
                  }
                  
              }
              $row = substr($row, 0, -2);
              return $row;
              
          }
          
          public function arrayBuilder($filter)
          {
              
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              $array = [
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                  'category' => $this->category_name,
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              ];
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              if (isset($filter[ 'brands' ]) && count($filter[ 'brands' ]) == 1) {
                  $model = Brand::find()
                                ->where([ 'alias' => $filter[ 'brands' ][ 0 ] ])
                                ->one();
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                  if (!$model instanceof Brand) {
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                      \Yii::$app->response->redirect([ '/site/error' ], 404);
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                  } else {
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                      $array[ 'brand' ][ 'name' ] = 'Бренд';
                      $array[ 'brand' ][ 'value' ] = $model->name;
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                  }
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              }
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              $optionsList = ArrayHelper::map(
                  TaxGroup::find()
                          ->where([ 'is_filter' => 'TRUE' ])
                          ->all(),
                  'alias',
                  'name'
              );
              
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              foreach ($optionsList as $optionList => $name) {
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                  if (isset($filter[ $optionList ]) && count($filter[ $optionList ]) == 1) {
                      
                      $model = TaxOption::find()
                                        ->where([ 'alias' => $filter[ $optionList ] ])
                                        ->one();
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                      if (!$model instanceof TaxOption) {
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                          \Yii::$app->response->redirect([ 'site/error' ], 404);
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                      } else {
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                          $array[ $optionList ][ 'value' ] = $model->value;
                          $array[ $optionList ][ 'name' ] = $name;
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                      }
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                  }
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              }
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              return $array;
              
          }
          
          protected function checkFilter($filter)
          {
              foreach (self::$optionsList as $optionList) {
                  
                  if (isset($filter[ $optionList ]) && count($filter[ $optionList ]) > 1) {
                      return true;
                  }
                  
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              }
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              return false;
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          }
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      }