<?php

namespace rss;

use Yii;
use rss\BaseModule;
use yii\base\InvalidConfigException;
use yii\helpers\ArrayHelper;
use yii\helpers\Url;
use \app\models\News;
use yii\base\Module;
use app\models\Authors;
use yii\db\Expression;


/**
 * Yandex.Turbo module definition class
 */
class Rss extends BaseModule
{

	/**
     * {@inheritdoc}
     */
    public $controllerNamespace = 'rss\controllers';

    /**
     * {@inheritdoc}
     */
    public $defaultRoute = "default";

    /**
     * @var string, the name of module
     */
    public $name = "Yandex.Turbo";

    /**
     * @var string, the description of module
     */
    public $description = "Новости Алтайского края";

    /**
     * @var array list of supported models for displaying a Turbo-pages feed
     */
    public $supportModels = [
        'News' => '\models\News',
    ];

    /**
     * @var int cache lifetime, `0` - for not use cache
     */
    public $cacheExpire = 180;

    /**
     * @var array default channel options
     */
    public $channelOptions = [];

    /**
     * @var string default route to render Turbo-pages feed (use "/" - for root)
     */
    public $turboRoute = "/rss/turbo";

    /**
     * @var string the module version
     */
    private $version = "1.0.4";

    /**
     * @var integer, priority of initialization
     */
    private $priority = 5;

    /**
     * {@inheritdoc}
     */
    public function init()
    {
        parent::init();

        // Set version of current module
        $this->setVersion($this->version);

        // Set priority of current module
        $this->setPriority($this->priority);

        // Process and normalize route for frontend
        $this->turboRoute = self::normalizeRoute($this->turboRoute);
//		$this->bootstrap(Yii::$app);
    }

    /**
     * {@inheritdoc}
     */
    public function dashboardNavItems($createLink = false)
    {
        $items = [
            'label' => $this->name,
            'icon' => 'fa fa-fw fa-rocket',
            'url' => [$this->routePrefix . '/'. $this->id],
            'active' => (in_array(\Yii::$app->controller->module->id, [$this->id]) &&  Yii::$app->controller->id == 'list'),
        ];
        return $items;
    }

    /**
     * {@inheritdoc}
     */
    public function bootstrap($app)
    {
        parent::bootstrap($app);
        if (isset(Yii::$app->params["turbo.supportModels"]))
            $this->supportModels = Yii::$app->params["turbo.supportModels"];

        if (isset(Yii::$app->params["turbo.cacheExpire"]))
            $this->cacheExpire = Yii::$app->params["turbo.cacheExpire"];

        if (isset(Yii::$app->params["turbo.channelOptions"]))
            $this->channelOptions = Yii::$app->params["turbo.channelOptions"];

        if (isset(Yii::$app->params["turbo.turboRoute"]))
            $this->turboRoute = Yii::$app->params["turbo.turboRoute"];

        if (!isset($this->supportModels))
            throw new InvalidConfigException("Required module property `supportModels` isn't set.");

        if (!isset($this->cacheExpire))
            throw new InvalidConfigException("Required module property `cacheExpire` isn't set.");

        if (!isset($this->channelOptions))
            throw new InvalidConfigException("Required module property `channelOptions` isn't set.");

        if (!isset($this->turboRoute))
            throw new InvalidConfigException("Required module property `turboRoute` isn't set.");

        if (!is_array($this->supportModels))
            throw new InvalidConfigException("Module property `supportModels` must be array.");

        if (!is_array($this->channelOptions))
            throw new InvalidConfigException("Module property `channelOptions` must be array.");

        if (!is_integer($this->cacheExpire))
            throw new InvalidConfigException("Module property `cacheExpire` must be integer.");

        if (!is_string($this->turboRoute))
            throw new InvalidConfigException("Module property `turboRoute` must be a string.");

        // Add route to pass turbo-pages in frontend
        $turboRoute = $this->turboRoute;
        if (empty($turboRoute) || $turboRoute == "/") {
            $app->getUrlManager()->addRules([
                [
                    'pattern' => '/rss',
                    'route' => '/rss/default',
                    'suffix' => '.xml'
                ],
                '/turbo.xml' => '/rss/default'
            ], true);
        } else if (is_string($turboRoute)) {
            $app->getUrlManager()->addRules([
                [
                    'pattern' => $turboRoute . '/feed',
                    'route' => 'rss/default',
                    'suffix' => '.xml'
                ],
                $turboRoute . '/feed.xml' => 'rss/default'
            ], true);
            $app->getUrlManager()->addRules([
                [
                    'pattern' => $turboRoute . '/turbo',
                    'route' => 'rss/default/turbo',
                    'suffix' => '.xml'
                ],
                $turboRoute . '/feed.xml' => 'rss/default'
            ], true);
            $app->getUrlManager()->addRules([
                [
                    'pattern' => $turboRoute . '/dzen',
                    'route' => 'rss/default/dzen',
                    'suffix' => '.xml'
                ],
                $turboRoute . '/dzen.xml' => 'rss/default'
            ], true);
            $app->getUrlManager()->addRules([
                [
                    'pattern' => $turboRoute . '/ria',
                    'route' => 'rss/default/ria',
                    'suffix' => '.xml'
                ],
                $turboRoute . '/ria.xml' => 'rss/default'
            ], true);
        }

 //       echo $turboRoute;
        // Attach to events of create/change/remove of models for the subsequent clearing cache of feeds
        if (!($app instanceof \yii\console\Application)) {
            if ($cache = $app->getCache()) {
                if (is_array($models = $this->supportModels)) {
                    foreach ($models as $name => $class) {
                        if (class_exists($class)) {
                            $model = new $class();
                            \yii\base\Event::on($class, $model::EVENT_AFTER_INSERT, function ($event) use ($cache) {
                                $cache->delete(md5('yandex-turbo'));
                            });
                            \yii\base\Event::on($class, $model::EVENT_AFTER_UPDATE, function ($event) use ($cache) {
                                $cache->delete(md5('yandex-dzen'));
                            });
                            \yii\base\Event::on($class, $model::EVENT_AFTER_DELETE, function ($event) use ($cache) {
                                $cache->delete(md5('yandex-ria'));
                            });
                        }
                    }
                }
            }
        }
    }

    /**
     * Generate current RSS-feed URL
     *
     * @return null|string
     */
    public function getFeedURL() {
        $url = null;
        $turboRoute = $this->turboRoute;
        if (empty($turboRoute) || $turboRoute == "/") {
            $url = Url::to('/turbo.xml', true);
        } else {
            $url = Url::to($turboRoute . '/feed.xml', true);
        }
        return $url;
    }


    /**
     * Get items for building a Yandex.Turbo pages
     *
     * @return array
     */
    public function getTurboItems() {
        $items = [];
        if (is_array($models = $this->supportModels)) {
            foreach ($models as $name => $class) {
                // If class of model exist
                if (class_exists($class)) {
                    $model = new $class();
					$newsDataProvider = new \yii\data\ActiveDataProvider(
						[
						"query"=>\app\models\News::find()->andwhere(['active'=>'Y'])->andWhere(['between', 'news.dt_pub',  date("Y-m-d H:i:00",time()-2678400*1 ) , date("Y-m-d H:i:00")])->orderBy(["dt_pub"=>SORT_DESC])->limit(200),
							"pagination" =>[
								"pageSize"=>200
							],
						]
					);
                    // If module is loaded
                    if (1) {
                        $append = [];

                        foreach ($newsDataProvider->getModels() as $item) {
							$turbo = true;
							if( stripos( $item->text, '<script') !== false ) $turbo = false;
							if( stripos( $item->text, '##_gallery-') !== false ) $turbo = false;
							//Сюжеты
							$story = new \app\models\base\Story();
							$stn = $story->getForNews($item->id);
							$tstory = null;
							if( count($stn) > 0 ){
								$tstory = $stn[0]->url?:null;
							}
							// Рубрики
							$topic = $item->getTopics()->andWhere(['show'=>"Y","active"=>1])->one();
							$tcategory = null;
							$stopnews = false;
							$riatop = false;
							if($topic instanceof \app\models\base\NewsTopic){
								$tcategory = $topic->title;
							}
							$atopics = [];
							$topics = $item->getTopics()->andWhere(['show'=>"Y","active"=>1])->all();
							foreach( $topics as $aa ){
								$atopics[] = ['title'=>$aa->title,'url'=>$aa->getUrl(true)];
								if( $aa->id == 109 ) $riatop = true;
								if( $aa->id == 137 ) $riatop = true;
							}
							if( $item->show_author == 'Y' )
							{
								$author = Authors::getAuthor( $item->author );
								$authorName = $author->name;
							}else{
								$authorName = 'ИА Амител';
							}
//							$stopnews = false;
                            $append[] = [
                                'url' => $item->getUrl(),
                                'name' => (isset($item->name)) ? $item->name : null,
                                'title' => (isset($item->title)) ? $item->title : null,
                                'image' => ($item->getPreview()) ? $item->getPreview()->getUrl(2,'jpg',true) : null,
                                'image_title' => (isset($item->photo_title)) ? $item->photo_title : null,
                                'description' => (isset($item->lid)) ? trim($item->lid) : ((isset($item->description)) ? trim($item->description) : null),
                                'content' => (isset($item->text)) ? self::prepare($item->text, $item) : null,
                                'newscontent' => (isset($item->text)) ? self::prepare($item->text, $item) : null,
                                'stext' => (isset($item->text)) ? self::prepare2($item->text, $item) : null,
                                'updated_at' => (isset($item->dt_pub)) ? $item->dt_pub : null,
                                'status' => $turbo,  // отключение турбо
								'export_rss' => $item->export_rss,
								'type' => $item->type,
								'story' => null, //$tstory,
								'category'=> $tcategory,
								'topics'=>$atopics,
								'uid' => $item->uid,
								'author'=>$authorName,
								'top'=>($item->top == 'Y' || $item->NH == 'Y' || $item->NH == 'F'),
								'riatop'=>$riatop,
								'stopnews' =>$stopnews
                            ];
                        };
//print_r($append);
                        $items = ArrayHelper::merge($items, $append);
                    }
                }
            }
        }
        return $items;
    }


    /**
     * Get items for building a Yandex.Turbo pages
     *
     * @return array
     */
    public function getTopicsItems($gtopic) {
        $items = [];
        if (is_array($models = $this->supportModels)) {
            foreach ($models as $name => $class) {
                // If class of model exist
                if (class_exists($class)) {
                    $model = new $class();

					$newsDataProvider = new \yii\data\ActiveDataProvider(
						[
						"query"=>\app\models\News::find()->from(new Expression("news FORCE INDEX (top,calendar) , news_topic_relation t USE index(news_id)"))
							->andwhere(['active'=>'Y'])->andWhere(['between', 'news.dt_pub',  "2023-06-27 12:00:00" , date("Y-m-d H:i:00")])->orderBy(["dt_pub"=>SORT_DESC])
							->andWhere(new Expression('t.news_id=id'))
							->andWhere(['t.topic_id'=>$gtopic])
							->limit(200),
							"pagination" =>[
								"pageSize"=>200
							],
						]
					);
                    // If module is loaded
                    if (1) {
                        $append = [];

                        foreach ($newsDataProvider->getModels() as $item) {
							$turbo = true;
							if( stripos( $item->text, '<script') !== false ) $turbo = false;
							if( stripos( $item->text, '##_gallery-') !== false ) $turbo = false;
							//Сюжеты
							$story = new \app\models\base\Story();
							$stn = $story->getForNews($item->id);
							$tstory = null;
							if( count($stn) > 0 ){
								$tstory = $stn[0]->url?:null;
							}
							// Рубрики
							$topic = $item->getTopics()->andWhere(['show'=>"Y","active"=>1])->one();
							$tcategory = null;
							if($topic instanceof \app\models\base\NewsTopic){
								$tcategory = $topic->title;
							}
							$atopics = [];
							$topics = $item->getTopics()->andWhere(['show'=>"Y","active"=>1])->all();
							$stopnews = false;
							foreach( $topics as $aa ){
								$atopics[] = ['title'=>$aa->title,'url'=>$aa->getUrl(true)];
							}
							if( $item->show_author == 'Y' )
							{
								$author = Authors::getAuthor( $item->author );
								$authorName = $author->name;
							}else{
								$authorName = 'ИА Амител';
							}

							$re = '|<div[^>]+>(\d+)<\/div>|is';
							$text = preg_replace($re, '', $item->text );
                            $append[] = [
                                'url' => $item->getUrl(),
                                'name' => (isset($item->name)) ? $item->name : null,
                                'title' => (isset($item->title)) ? $item->title : null,
                                'image' => ($item->getPreview()) ? $item->getPreview()->getUrl(2,'jpg',true) : null,
                                'description' => (isset($item->lid)) ? trim($item->lid) : ((isset($item->description)) ? trim($item->description) : null),
                                'content' => (isset($item->text)) ? self::prepare($text, $item) : null,
                                'newscontent' => (isset($item->text)) ? self::prepare($text, $item) : null,
                                'stext' => (isset($item->text)) ? self::prepare2($text, $item) : null,
                                'updated_at' => (isset($item->dt_pub)) ? $item->dt_pub : null,
                                'status' => $turbo,  // отключение турбо
								'export_rss' => $item->export_rss,
								'type' => $item->type,
								'story' => null, //$tstory,
								'category'=> $tcategory,
								'topics'=>$atopics,
								'uid' => $item->uid,
								'author'=>$authorName,
								'top'=>($item->top == 'Y' || $item->NH == 'Y' || $item->NH == 'F'),
								'stopnews' =>$stopnews
                            ];
                        };
//print_r($append);
                        $items = ArrayHelper::merge($items, $append);
                    }
                }
            }
        }
        return $items;
    }


    public function prepare( $text, $item )
    {
 //       $f =  News::find()->andWhere(['id'=>$item->id])->one();
        $text = $this->processInjects($text);
        $text = $this->processGalleriesInjects($text);
		$text = preg_replace('|src="/([^/])|im','src="https://www.amic.ru/${1}',$text);

		$text = preg_replace('|href="/([^/])|im','href="https://www.amic.ru/${1}',$text);

		$text = preg_replace('/[\x00-\x09\x0B-\x0C\x0E-\x1F]/', '', $text);

		$text = preg_replace("/<span class=\"style3\">.+<\/span>/i",'',$text);

		$text = str_replace('&shy;','',$text);
		$text = str_replace('&nbsp;',' ',$text);
		$text = str_replace('<p> </p>',' ',$text);
        $text = preg_replace('#<script(.*?)>(.*?)</script>#is', '', $text);
        //$text = News::processInjects($text);
 //       var_dump($f);
        //$text = $f->renderBody();
//        $f->renderBody();
//		$text = CutLastInject( $text, $a['id'] );
//		$text = ShowInject( $text );
//		$text = str_replace( 'id="inject"', '', $text );
//		$text = ShowGalleryWidgetm( $text );
		$text = strip_tags( $text,'<p></p><br></br><span></span><div></div><img><a></a><i></i><b></b><sup></sup><ul></ul><li></li><table></table><td></td><tr></tr><h2></h2><h3></h3><blockquote></blockquote>' );
		$text = str_replace('<p></p>',' ',$text);
		$text = preg_replace('#\s(id)="[^"]+"#', '', $text);
		return $text;
	}

	    public function prepare2( $text, $item )
    {
 //       $f =  News::find()->andWhere(['id'=>$item->id])->one();
        //$text = $this->processInjects($text);
		if( $item->embed_url != '' ){
			$text = '<iframe src="'.$item->embed_url.'" style="position: absolute; z-index: 2;" title="video player" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" allowfullscreen="" width="100%" height="100%" frameborder="0"></iframe>'.$text;
		}
        $text = $this->processGalleriesInjects($text);
		$text = preg_replace('|src="/([^/])|im','src="https://www.amic.ru/${1}',$text);

		$text = preg_replace('|href="/([^/])|im','href="https://www.amic.ru/${1}',$text);

		$text = preg_replace('/[\x00-\x09\x0B-\x0C\x0E-\x1F]/', '', $text);

		$text = preg_replace("/<span class=\"style3\">.+<\/span>/i",'',$text);

		$text = str_replace('&shy;','',$text);
		$text = str_replace('&nbsp;',' ',$text);
		$text = str_replace('<p> </p>',' ',$text);
        $text = preg_replace('#<script(.*?)>(.*?)</script>#is', '', $text);
        //$text = News::processInjects($text);
 //       var_dump($f);
        //$text = $f->renderBody();
//        $f->renderBody();
//		$text = CutLastInject( $text, $a['id'] );
//		$text = ShowInject( $text );
//		$text = str_replace( 'id="inject"', '', $text );
//		$text = ShowGalleryWidgetm( $text );
		$re = '|<div[^>]+>(\s+)<\/div>|is';
        $text = preg_replace($re, '', $text );
		$text = strip_tags( $text,'<p></p><br></br><span></span><div></div><img><a></a><i></i><b></b><sup></sup><ul></ul><li></li><table></table><td></td><tr></tr><h2></h2><h3></h3><blockquote></blockquote><iframe></iframe>' );
		$text = str_replace('<p></p>',' ',$text);
		$text = preg_replace('#\s(id)="[^"]+"#', '', $text);
		return $text;
	}


	public function processInjects($text)
    {
        $re = '/##news_(.*)##/mU';
        $res = preg_replace_callback($re,function (array $matches): string
        {
            $post = News::findOne(['uid'=>ArrayHelper::getValue($matches,1)]);
            if($post instanceof News) {
                return \Yii::$app->view->render("@app/views/news/view/inject",["post"=>$post]);
            } else {
                return "";
            }
        },$text);
        if( strlen($res) != strlen($text) )	return $res;

        $re = "|<div[^>]+>.[^<]*</div>|U"; 
        $res = preg_replace_callback($re,function (array $matches): string
        {
			$xml = simplexml_load_string( str_replace( '&nbsp;', '', ArrayHelper::getValue($matches,0) ), 'SimpleXMLElement', LIBXML_NOCDATA );
			if( $xml ){ 
				$attributes =$xml->attributes();
				if( $attributes['class'] == 'insinject' || $attributes['id'] == "inject" ){
					$r = preg_match( "/^https?:\/\/(.*)\/(.*)\/(\d+)\/$/i", $attributes['url'], $aa );
					$id = 0; 
					if( $r && ($aa[1] == 'www.amic.ru' || $aa[1] == Yii::$app->request->serverName) && $aa[3]*1 > 0 ){
						// old style inject
						$id = $aa[3]*1;
					}
					$r = preg_match( "/^https?:\/\/(.*)\/.*(\d+)\/?$/iU", $attributes['url'], $aa );
					if( $r && ( $aa[1] == Yii::$app->request->serverName || $aa[1] == 'www.amic.ru' ) && $aa[2]*1 > 0 ){
						// new style inject
						$id = $aa[2]*1;
					}
					if( $id ){					
						//$attributes['type'] to do
						$post = News::findOne(['id'=>$id]);
						if($post instanceof News) {
							if( $attributes['type'] == 1 ){
								return \Yii::$app->view->render("@app/views/news/view/inject1",["post"=>$post]);
							}else if( $attributes['type'] == 2 ){
								return \Yii::$app->view->render("@app/views/news/view/inject2",["post"=>$post]);
							}else{
								return \Yii::$app->view->render("@app/views/news/view/inject",["post"=>$post]);
							}
						} else {
							return "Битый инжект";
						}
					}
				}
			}
			return ArrayHelper::getValue($matches,0);
        },$text);

        return $res;
    }
    public function processGalleriesInjects(string $body)
    {
        $re = '/##_gallery-(\d+)##/mU';
        $res = preg_replace_callback($re,function (array $matches): string
        {
            $gallery = \app\models\front\Gallery::findOne(['id'=>ArrayHelper::getValue($matches,1)]);
            if($gallery instanceof \app\models\front\Gallery) {
                return \Yii::$app->view->render("@app/views/news/view/inject-gallery",["gallery"=>$gallery]);
            } else {
                return "";
            }
        },$body);
        return $res;
    }    
}