Seo.php
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<?php
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
{
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;
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;
parent::init();
}
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);
} else {
$widgetData = static::findSeoByUrl($this->url);
$result = '';
if ($widgetData instanceof \common\models\Seo) {
$result = $widgetData->{self::SEO_TEXT};
} else {
$widgetData = $this->findSeoByDynamic();
if ($widgetData instanceof SeoDynamic) {
$result = $widgetData->{self::SEO_TEXT};
}
}
return $this->replaceData($result);
}
break;
case self::H1:
$filter = \Yii::$app->request->get('filters', []);
if (isset($filter['brands']) && count($filter['brands']) == 1) {
$model = Brand::find()->where(['alias' => $filter['brands'][0]])->one();
if(!$model instanceof Brand){
\Yii::$app->response->redirect(['/site/error'],404);
} else {
if($this->selectSeoData(self::H1) == $this->category_name) {
return $this->selectSeoData(self::H1) . ' ' . $model->name;
}else {
return $this->selectSeoData(self::H1);
}
}
} else if (isset($filter["naznacenie"]) && count($filter["naznacenie"]) == 1) {
$model = TaxOption::find()->where(['alias' => $filter["naznacenie"]])->one();
if(!$model instanceof TaxOption){
\Yii::$app->response->redirect(['/site/error'],404);
} else {
if($this->selectSeoData(self::H1) == $this->category_name) {
return $this->selectSeoData(self::H1) . ' ' . $model->value->value;
}else {
return $this->selectSeoData(self::H1);
}
}
} else {
return $this->selectSeoData(self::H1);
}
break;
case self::TITLE:
$filter = \Yii::$app->request->get('filters', []);
$title = $this->selectSeoData(self::TITLE);
if(!empty($filter) && isset($this->fields['meta-title']) && $title == $this->fields['meta-title']) {
$array = [
'category' => $this->category_name
];
if (isset($filter['brands']) && count($filter['brands']) == 1) {
$model = Brand::find()->where(['alias' => $filter['brands'][0]])->one();
if(!$model instanceof Brand){
\Yii::$app->response->redirect(['/site/error'],404);
} else {
$array['brand'] = $model->name;
}
}
$optionsList = ArrayHelper::getColumn(TaxGroup::find()->where(['is_filter' => 'TRUE'])->all(),'alias');
foreach($optionsList as $optionList){
if (isset($filter[$optionList]) && count($filter[$optionList]) == 1) {
$model = TaxOption::find()->where(['alias' =>$filter[$optionList]])->one();
if(!$model instanceof TaxOption){
\Yii::$app->response->redirect(['site/error'],404);
} else {
$array[$optionList] = $model->value->value;
}
}
}
$title_string = $this->getTitleString($array);
if($title_string){
return $title_string;
}
}
if (!empty($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
]);
}
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)) {
$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["pol"]) && count($filter["pol"]) > 1
|| isset($filter["naznacenie"]) && count($filter["naznacenie"]) > 1
|| isset($filter["god"]) && count($filter["god"]) > 1
) {
$this->getView()->registerMetaTag([
'name' => 'robots',
'content' => 'noindex,nofollow'
]);
} else if (
isset($filter['brands']) && count($filter['brands']) <= 1 && isset($filter) && count($filter, COUNT_RECURSIVE) >= 4
|| isset($filter) && count($filter, COUNT_RECURSIVE) > 4
|| !empty($sort) || !empty($paginate) || isset($filter['prices'])
) {
$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);
}
}
$str = str_replace('{project_name}', $this->project_name, $str);
return $str;
}
protected static function findSeoByUrl($url)
{
if(empty(self::$check_url_bool)){
self::$check_url = \common\models\Seo::findOne(['url' => $url]);
self::$check_url_bool = true;
}
return self::$check_url;
}
protected function findSeoByDynamic()
{
if(!empty($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();
}
protected function findSeoByDynamicForFilters(){
return SeoDynamic::find()->joinWith('seoCategory')->where(['param' =>'filters'])->one();
}
protected function getViewData()
{
$params = $this->getView()->params;
if (isset($params['seo'])) {
return $params['seo'];
} else {
return [];
}
}
protected function selectSeoData($param)
{
$result = '';
$widgetData = static::findSeoByUrl($this->url);
if ($widgetData instanceof \common\models\Seo) {
$result = $widgetData->$param;
} else if (!empty($this->$param)) {
$result = $this->$param;
} else {
$widgetData = $this->findSeoByDynamic();
if ($widgetData instanceof SeoDynamic) {
$result = $widgetData->$param;
}
}
return $this->replaceData($result);
}
public function getTitleString($array){
$template = SeoDynamic::find()->select('title')->where(['param' =>'filters'])->one();
if($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;
}
}