Собственный поиск по раздачам rutracker.org – реализация на Yii2

CREATE TABLE `categories` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `category_name` varchar(255) COLLATE utf8_unicode_ci DEFAULT NULL,
  `file_name` varchar(255) COLLATE utf8_unicode_ci DEFAULT NULL,
  PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=37 DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci;

Таблица подкатегорий:

CREATE TABLE `subcategory` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `forum_name` varchar(255) COLLATE utf8_unicode_ci DEFAULT NULL,
  PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=1239 DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci;

Таблица раздач:

CREATE TABLE `torrents` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `forum_id` int(11) DEFAULT NULL,
  `forum_name` varchar(255) COLLATE utf8_unicode_ci DEFAULT NULL,
  `topic_id` int(11) DEFAULT NULL,
  `hash` varchar(50) COLLATE utf8_unicode_ci DEFAULT NULL,
  `topic_name` text COLLATE utf8_unicode_ci,
  `size` bigint(20) DEFAULT NULL,
  `datetime` int(11) DEFAULT NULL,
  `category_id` int(11) NOT NULL,
  `forum_name_id` int(11) NOT NULL,
  PRIMARY KEY (`id`),
  UNIQUE KEY `topic_id` (`topic_id`),
  UNIQUE KEY `hash` (`hash`),
  KEY `category_torrent_fk` (`category_id`),
  KEY `torrent_subcat_id` (`forum_name_id`),
  CONSTRAINT `category_torrent_fk` FOREIGN KEY (`category_id`) REFERENCES `categories` (`id`) ON DELETE CASCADE ON UPDATE CASCADE,
  CONSTRAINT `torrent_subcat_id` FOREIGN KEY (`forum_name_id`) REFERENCES `subcategory` (`id`) ON DELETE CASCADE ON UPDATE CASCADE
) ENGINE=InnoDB AUTO_INCREMENT=1635590 DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci;

Таблица с раздачами несколько избыточна (колонка forum_name теперь не нужна, реализована в виде связи), но удалять я её не стал, чтоб можно было обратиться непосредственно к ней и не задействовать JOIN.

namespace commonmodels;

use Yii;
use yiihelpersArrayHelper;
use yiisphinxActiveDataProvider; // для работы
use yiisphinxActiveRecord;          // используется расширение yii2-sphinx

/**
 * This is the model class for index "torrentz".
 *
 * @property integer $id
 * @property string $size
 * @property string $datetime
 * @property integer $id_attr
 * @property integer $size_attr
 * @property integer $datetime_attr
 * @property string $topic_name
 * @property string $topic_id
 * @property integer $topic_id_attr
 * @property integer $category_attr
 * @property string $category_id
 * @property string $name_attr
 * @property integer $forum_name_id_attr
 */
class TorrentSearch extends ActiveRecord
{
    /**
     * @inheritdoc
     */
    public static function indexName()
    {
        return '{{%torrentz}}';
    }

    /**
     * @inheritdoc
     */
    public function rules()
    {
        return [
            [['id'], 'required'],
            [['id'], 'unique'],
            [['id'], 'integer'],
            [['id_attr'], 'integer'],
            [['topic_name', 'topic_id', 'category_id'], 'string'],
            [['name_attr'], 'string'],
            [['id', 'size_attr', 'datetime_attr', 'id_attr', 'topic_id_attr', 'category_attr', 'forum_name_id_attr'], 'integer'],
            [['size', 'datetime', 'topic_name', 'name_attr'], 'string']
        ];
    }

    /**
     * @inheritdoc
     */
    public function attributeLabels()
    {
        return [
            'id_attr' => Yii::t('app', 'ID'),
            'name_attr' => Yii::t('app', 'Topic Name'),
            'id' => Yii::t('app', 'ID'),
            'size' => Yii::t('app', 'Size'),
            'datetime' => Yii::t('app', 'Datetime'),
            'topic_name' => Yii::t('app', 'Topic Name'),
            'size_attr' => Yii::t('app', 'Size'),
            'datetime_attr' => Yii::t('app', 'Torrent Registered Date'),
            'category_attr' => Yii::t('app', 'Category Name'),
            'forum_name_id_attr' => Yii::t('app', 'Forum Name'),
        ];
    }

    /**
     * Функция для поиска
     * 
     * @param $params
     * @return ActiveDataProvider
     */
    public function search($params)
    {
        $query = self::find();
        $dataProvider = new ActiveDataProvider([
            'query' => $query,
        ]);

        $this->load($params);

        $query->match($this->name_attr);
        $query->filterWhere(['category_attr' => $this->category_attr]);
        $query->andFilterWhere(['forum_name_id_attr' => $this->forum_name_id_attr]);

        $dataProvider->sort = [
            'defaultOrder' => ['category_attr' => SORT_ASC, 'datetime_attr' => SORT_DESC],
        ];

        return $dataProvider;
    }

    /**
     * Возвращает массив подкатегорий (forum_name) для переданной категории
     *
     * @param null|integer $id
     * @return array
     */
    public static function subsForCat($id = null)
    {
        $query = Subcategory::find();
        if ($id != null && ($cat = Categories::findOne($id)) !== null)
        {
            $subcatsArr = array_keys(self::find()
                ->where(['category_attr' => $id])
                ->groupBy('forum_name_id_attr')
                ->indexBy('forum_name_id_attr')
                ->limit(10000)
                ->asArray()
                ->all());
            $query->andWhere(['id' => $subcatsArr]);
        }

        return ArrayHelper::map($query->asArray()->all(), 'id', 'forum_name');
    }

    /**
     * Возвращает массив с одной категорией, если передана подкатегория
     *
     * @param null|integer $id
     * @return array
     */
    public static function catForSubs($id = null)
    {
        $query = Categories::find();
        if($id != null && ($subCat = Subcategory::findOne($id)) !== null)
        {
            /** @var TorrentSearch $category */
            $category = self::find()->where(['forum_name_id_attr' => $id])->one();
            $query->andWhere(['id' => $category->category_attr]);
        }

        return ArrayHelper::map($query->asArray()->all(), 'id', 'category_name');
    }
}

namespace consolecontrollers;

use commonmodelsCategories;
use commonmodelsSubcategory;
use commonmodelsTorrents;
use Yii;
use yiiconsoleController;
use yiihelpersConsole;
use yiihelpersVarDumper;

/**
 * Импорт раздач и категорий из csv-файлов
 *
 * Class ImportController
 * @package consolecontrollers
 */
class ImportController extends Controller
{
    public $color = true;

    /**
     * Инструкция
     * @return int
     */
    public function actionIndex()
    {
        $this->stdout("Default: import/import [file_path]. nDefault file path is frontend/runtime/csvnn");

        return Controller::EXIT_CODE_NORMAL;
    }

    /**
     * Основная функция импорта
     *
     * @param string $path
     * @return int
     */
    public function actionImport($path = 'frontend/runtime/csv')
    {
        $fullPath = Yii::getAlias('@' . $path);
        if(!is_dir($fullPath))
        {
            $this->stderr("Path '{$fullPath}' not foundn", Console::FG_RED);
            return Controller::EXIT_CODE_ERROR;
        }

        if(is_file($fullPath . DIRECTORY_SEPARATOR . 'category_info.csv'))
            $categories = $this->importCategories($fullPath);
        else
        {
            $this->stderr("File 'category_info.csv' not foundn", Console::FG_RED);
            return Controller::EXIT_CODE_ERROR;
        }

        if($categories === false)
        {
            $this->stderr("Categories is NOT imported", Console::FG_RED);
            return Controller::EXIT_CODE_ERROR;
        }

        /** @var Categories $cat */
        foreach ($categories as $cat)
        {
            if(!is_file($fullPath . DIRECTORY_SEPARATOR . $cat->file_name))
                continue;

            $this->importTorrents($cat, $path);
        }


        return Controller::EXIT_CODE_NORMAL;
    }

    /**
     * Импорт торрентов
     *
     * @param commonmodelsCategories $cat
     * @param                           $path
     */
    private function importTorrents(Categories $cat, $path)
    {
        $filePath = Yii::getAlias('@' . $path . DIRECTORY_SEPARATOR . $cat->file_name);

        $row = 0;
        if (($handle = fopen($filePath, "r")) !== FALSE)
        {
            while (($data = fgetcsv($handle, 0, ";")) !== FALSE)
            {
                $row++;

                $model = Torrents::findOne(['forum_id' => $data[0], 'topic_id' => $data[2]]);
                if($model !== null)
                    continue;


                // Subcategory
                $subcat = $this->importSubcategory($data[1]);
                if(!($subcat instanceof Subcategory))
                {
                    $this->stderr("Error! Unable to import subcategory!");
                    $this->stdout("n");
                    continue;
                }

                $this->stdout("Row {$row} of category "{$cat->category_name}" ");
                $this->stdout("and subcategory "{$subcat->forum_name}": n");

                if($model === null)
                {
                    if(isset($data[4]))
                    $data[4] = str_replace('\', '/', $data[4]);

                    // Здесь надо проверить, определились ли поля, а то с этим бывают проблемы
                    // Можно поподробнее распарсить название и убрать оттуда все подозрительные символы, 
                    // но я решил пропускать, если возникает ошибка 
                    if(!isset($data[0]) || !isset($data[1]) || !isset($data[2]) || !isset($data[3]) || !isset($data[4]) || !isset($data[5]) || !isset($data[6]))
                    {
                    $this->stderr("Error! Undefined Field!n", Console::FG_RED);
                    yiihelpersVarDumper::dump($data);
                    $this->stdout("n");
                    continue;
                    }

                    $model = new Torrents([
                        'forum_id' => $data[0],
                        'forum_name' => $data[1],
                        'topic_id' => $data[2],
                        'hash' => $data[3],
                        'topic_name' => $data[4],
                        'size' => $data[5],
                        'datetime' => strtotime($data[6]),
                        'category_id' => $cat->id,
                    ]);
                }
                $model->forum_name_id = $subcat->id;
                if($model->save())
                {
                    $this->stdout("Torrent t");
                    $this->stdout($model->topic_name, Console::FG_YELLOW);
                    $this->stdout(" addedn");
                }

                $this->stdout("n");
            }
        }
    }

    /**
     * Создание подкатегории (forum_name)
     *
     * @param string $subcat_name
     * @return bool|Subcategory
     */
    private function importSubcategory($subcat_name)
    {
        $model = Subcategory::findOne(['forum_name' => $subcat_name]);
        if($model === null)
            $model = new Subcategory(['forum_name' => $subcat_name]);

        if($model->save())
            return $model;
        else
        {
            VarDumper::dump($model->errors);
        }

        return false;
    }

    /**
     * Импорт категорий
     *
     * @param $path
     * @return array|yiidbActiveRecord[]
     */
    private function importCategories($path)
    {
        $file = $path . DIRECTORY_SEPARATOR . 'category_info.csv';
        $row = 1;
        if (($handle = fopen($file, "r")) !== FALSE)
        {
            while (($data = fgetcsv($handle, 0, ";")) !== FALSE)
            {
                $row++;
                $this->stdout("Row " . $row . ":n");

                $model = Categories::findOne($data[0]);

                if($model === null)
                {
                    $model = new Categories([
                        'id' => $data[0],
                        'category_name' => $data[1],
                        'file_name' => $data[2]
                    ]);
                }

                if($model->save())
                    $this->stdout("Category {$model->id} with name '{$model->category_name}' importedn");

                $this->stdout("n");
            }
        } else
            return false;

        return Categories::find()->all();
    }
}

source torrentz {
        type = mysql
        sql_host = localhost
        sql_user = webmaster # логин в MySQL
        sql_pass = webmaster # пароль в MySQL 
        sql_db = rutracker # измените на название вашей БД 
        sql_port = 3306

        sql_query_pre = SET NAMES utf8
        sql_query_pre = SET CHARACTER SET utf8

        sql_query = SELECT id, id AS id_attr, 
                size, size AS size_attr, 
                datetime, datetime as datetime_attr, 
                topic_name, topic_name AS name_attr, 
                topic_id, topic_id AS topic_id_attr, 
                category_id, category_id AS category_attr, 
                forum_name_id, forum_name_id AS forum_name_id_attr 
                FROM torrents

        sql_attr_string = name_attr
        sql_attr_uint = id_attr
        sql_attr_uint = size_attr
        sql_attr_uint = datetime_attr
        sql_attr_uint = topic_id_attr
        sql_attr_uint = category_attr
        sql_attr_uint = forum_name_id_attr

}

index torrentz {
        source = torrentz
        path = /var/lib/sphinxsearch/data/
        docinfo = extern
        morphology = stem_enru
        min_word_len = 2
        charset_table = 0..9, A..Z->a..z, _, a..z, U+410..U+42C->U+430..U+44C, U+42E..U+42F->U+44E..U+44F, U+430..U+44C, U+44E..U+44F, U+0401->U+0435, U+0451->U+0435, U+042D->U+0435, U+044D->U+0435
        min_infix_len = 2
}

indexer {
        mem_limit = 512M
}

searchd {
        listen = 0.0.0.0:9306:mysql41
        log = /var/log/sphinxsearch/searchd.log
        query_log = /var/log/sphinxsearch/query.log
        read_timeout = 5
        max_children = 30
        pid_file = /var/run/sphinxsearch/searchd.pid
}