MetaGer.php 37.9 KB
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<?php
namespace App;

use App;
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use App\lib\TextLanguageDetect\TextLanguageDetect;
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use Cache;
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use Illuminate\Http\Request;
use Jenssegers\Agent\Agent;
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Dominik Hebeler committed
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use LaravelLocalization;
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use Log;
use Redis;
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class MetaGer
{
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    # Einstellungen für die Suche
    protected $fokus;
    protected $eingabe;
    protected $q;
    protected $category;
    protected $time;
    protected $page;
    protected $lang;
    protected $cache = "";
    protected $site;
    protected $hostBlacklist   = [];
    protected $domainBlacklist = [];
    protected $stopWords       = [];
    protected $phrases         = [];
    protected $engines         = [];
    protected $results         = [];
    protected $ads             = [];
    protected $warnings        = [];
    protected $errors          = [];
    protected $addedHosts      = [];
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    protected $startCount = 0;
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    # Daten über die Abfrage
    protected $ip;
    protected $language;
    protected $agent;
    # Konfigurationseinstellungen:
    protected $sumaFile;
    protected $mobile;
    protected $resultCount;
    protected $sprueche;
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    protected $domainsBlacklisted = [];
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    protected $urlsBlacklisted    = [];
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    protected $url;
    protected $languageDetect;

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    public function __construct()
    {
        $this->starttime = microtime(true);
        if (file_exists(config_path() . "/blacklistDomains.txt") && file_exists(config_path() . "/blacklistUrl.txt")) {
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            # Blacklists einlesen:
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            $tmp                      = file_get_contents(config_path() . "/blacklistDomains.txt");
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            $this->domainsBlacklisted = explode("\n", $tmp);
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            $tmp                      = file_get_contents(config_path() . "/blacklistUrl.txt");
            $this->urlsBlacklisted    = explode("\n", $tmp);
        } else {
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            Log::warning("Achtung: Eine, oder mehrere Blacklist Dateien, konnten nicht geöffnet werden");
        }

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        $dir = app_path() . "/Models/parserSkripte/";
        foreach (scandir($dir) as $filename) {
            $path = $dir . $filename;
            if (is_file($path)) {
                require $path;
            }
        }

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        $this->languageDetect = new TextLanguageDetect();
        $this->languageDetect->setNameMode("2");
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    }
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    public function getHashCode()
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    {
        $string = url()->full();
        return md5($string);
    }

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    public function rankAll()
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    {
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        foreach ($this->engines as $engine) {
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            $engine->rank($this);
        }
    }
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    public function createView()
    {
        $viewResults = [];
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        # Wir extrahieren alle notwendigen Variablen und geben Sie an unseren View:
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        foreach ($this->results as $result) {
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            $viewResults[] = get_object_vars($result);
        }

        # Wir müssen natürlich noch den Log für die durchgeführte Suche schreiben:
        $this->createLogs();

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        if ($this->fokus === "bilder") {
            switch ($this->out) {
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                case 'results':
                    return view('metager3bilderresults')
                        ->with('results', $viewResults)
                        ->with('eingabe', $this->eingabe)
                        ->with('mobile', $this->mobile)
                        ->with('warnings', $this->warnings)
                        ->with('errors', $this->errors)
                        ->with('metager', $this)
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                        ->with('browser', (new Agent())->browser());
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                default:
                    return view('metager3bilder')
                        ->with('results', $viewResults)
                        ->with('eingabe', $this->eingabe)
                        ->with('mobile', $this->mobile)
                        ->with('warnings', $this->warnings)
                        ->with('errors', $this->errors)
                        ->with('metager', $this)
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                        ->with('browser', (new Agent())->browser());
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            }
        }

        switch ($this->out) {
            case 'results':
                return view('metager3results')
                    ->with('results', $viewResults)
                    ->with('eingabe', $this->eingabe)
                    ->with('mobile', $this->mobile)
                    ->with('warnings', $this->warnings)
                    ->with('errors', $this->errors)
                    ->with('metager', $this)
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                    ->with('browser', (new Agent())->browser());
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                break;
            case 'results-with-style':
                return view('metager3')
                    ->with('results', $viewResults)
                    ->with('eingabe', $this->eingabe)
                    ->with('mobile', $this->mobile)
                    ->with('warnings', $this->warnings)
                    ->with('errors', $this->errors)
                    ->with('metager', $this)
                    ->with('suspendheader', "yes")
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                    ->with('browser', (new Agent())->browser());
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                break;
            default:
                return view('metager3')
                    ->with('eingabe', $this->eingabe)
                    ->with('mobile', $this->mobile)
                    ->with('warnings', $this->warnings)
                    ->with('errors', $this->errors)
                    ->with('metager', $this)
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                    ->with('browser', (new Agent())->browser());
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                break;
        }
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    }
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    private function createLogs()
    {
        $redis = Redis::connection('redisLogs');
        try
        {
            $logEntry = "";
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            $logEntry .= "[" . date(DATE_RFC822, mktime(date("H"), date("i"), date("s"), date("m"), date("d"), date("Y"))) . "]";
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            $logEntry .= " pid=" . getmypid();
            $logEntry .= " ref=" . $this->request->header('Referer');
            $useragent = $this->request->header('User-Agent');
            $useragent = str_replace("(", " ", $useragent);
            $useragent = str_replace(")", " ", $useragent);
            $useragent = str_replace(" ", "", $useragent);
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            $logEntry .= " time=" . round((microtime(true) - $this->starttime), 2) . " serv=" . $this->fokus;
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            $logEntry .= " search=" . $this->eingabe;
            $redis->rpush('logs.search', $logEntry);
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        } catch (\Exception $e) {
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            return;
        }
    }

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    public function removeInvalids()
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    {
        $results = [];
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        foreach ($this->results as $result) {
            if ($result->isValid($this)) {
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                $results[] = $result;
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            }

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        }
        #$this->results = $results;
    }
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    public function combineResults()
    {
        foreach ($this->engines as $engine) {
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            if (isset($engine->next)) {
                $this->next[] = $engine->next;
            }
            if (isset($engine->last)) {
                $this->last[] = $engine->last;
            }
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            foreach ($engine->results as $result) {
                if ($result->valid) {
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                    $this->results[] = $result;
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                }
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            }
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            foreach ($engine->ads as $ad) {
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                $this->ads[] = $ad;
            }
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        }
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        uasort($this->results, function ($a, $b) {
            if ($a->getRank() == $b->getRank()) {
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                return 0;
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            }

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            return ($a->getRank() < $b->getRank()) ? 1 : -1;
        });
        # Validate Results
        $newResults = [];
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        foreach ($this->results as $result) {
            if ($result->isValid($this)) {
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                $newResults[] = $result;
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            }

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        }
        $this->results = $newResults;

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        $counter   = 0;
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        $firstRank = 0;
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        if(isset($this->startForwards))
        {
            $this->startCount = $this->startForwards;
        }elseif (isset($this->startBackwards)) {
            $this->startCount = $this->startBackwards - count($this->results) - 1;
        }else{
            $this->startCount = 0;
        }

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        foreach ($this->results as $result) {
            if ($counter === 0) {
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                $firstRank = $result->rank;
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            }

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            $counter++;
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            $result->number = $counter + $this->startCount;
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            $confidence     = 0;
            if ($firstRank > 0) {
                $confidence = $result->rank / $firstRank;
            } else {
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                $confidence = 0;
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            }

            if ($confidence > 0.65) {
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                $result->color = "#FF4000";
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            } elseif ($confidence > 0.4) {
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                $result->color = "#FF0080";
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            } elseif ($confidence > 0.2) {
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                $result->color = "#C000C0";
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            } else {
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                $result->color = "#000000";
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            }

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        }

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        if (LaravelLocalization::getCurrentLocale() === "en") {
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            $this->ads = [];
        }

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        $this->validated = false;
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        if (isset($this->password)) {
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            # Wir bieten einen bezahlten API-Zugriff an, bei dem dementsprechend die Werbung ausgeblendet wurde:
            # Aktuell ist es nur die Uni-Mainz. Deshalb überprüfen wir auch nur diese.
            $password = getenv('mainz');
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            $eingabe  = $this->eingabe;
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            $password = md5($eingabe . $password);
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            if ($this->password === $password) {
                $this->ads       = [];
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                $this->validated = true;
            }
        }
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        if (count($this->results) <= 0) {
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            $this->errors[] = "Leider konnten wir zu Ihrer Sucheingabe keine passenden Ergebnisse finden.";
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        }
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        if( isset($this->last) && count($this->last) > 0 )
        {
            $page = $this->page - 1;
            $this->last = [
                'page'  =>  $page,
                'startBackwards'     =>  $this->results[0]->number,
                'engines' => $this->last,
            ];
            Cache::put(md5(serialize($this->last)), serialize($this->last), 60);
        }

        if( isset($this->next) && count($this->next) > 0 && count($this->results) > 0)
        {
            $page = $this->page + 1;
            $this->next = [
                'page'  =>  $page,
                'startForwards'     =>  $this->results[count($this->results)-1]->number,
                'engines' => $this->next,
            ];
            Cache::put(md5(serialize($this->next)), serialize($this->next), 60);
        }

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    }
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    public function parseBoost($results)
    {
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        foreach ($results as $result) {
            if (preg_match('/^(http[s]?\:\/\/)?(www.)?amazon\.de/', $result->anzeigeLink)) {
                if (preg_match('/\?/', $result->anzeigeLink)) {
                    $result->link .= '&tag=boostmg01-21';
                } else {
                    $result->link .= '?tag=boostmg01-21';
                }
                $result->partnershop = true;

            }
        }
        return $results;
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    }
    public function parseAdgoal($results)
    {
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        $publicKey  = getenv('adgoal_public');
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        $privateKey = getenv('adgoal_private');
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        if ($publicKey === false) {
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            return $results;
        }
        $tldList = "";
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        try {
            foreach ($results as $result) {
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                $link = $result->anzeigeLink;
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                if (strpos($link, "http") !== 0) {
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                    $link = "http://" . $link;
                }
                $tldList .= parse_url($link, PHP_URL_HOST) . ",";
                $result->tld = parse_url($link, PHP_URL_HOST);
            }
            $tldList = rtrim($tldList, ",");

            # Hashwert
            $hash = md5("meta" . $publicKey . $tldList . "GER");

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            # Query
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            $query = urlencode($this->q);

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            $link   = "https://api.smartredirect.de/api_v2/CheckForAffiliateUniversalsearchMetager.php?p=" . $publicKey . "&k=" . $hash . "&tld=" . $tldList . "&q=" . $query;
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            $answer = json_decode(file_get_contents($link));

            # Nun müssen wir nur noch die Links für die Advertiser ändern:
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            foreach ($answer as $el) {
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                $hoster = $el[0];
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                $hash   = $el[1];
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                foreach ($results as $result) {
                    if ($hoster === $result->tld) {
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                        # Hier ist ein Advertiser:
                        # Das Logo hinzufügen:
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                        if ($result->image !== "") {
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                            $result->logo = "https://img.smartredirect.de/logos_v2/60x30/" . $hash . ".gif";
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                        } else {
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                            $result->image = "https://img.smartredirect.de/logos_v2/120x60/" . $hash . ".gif";
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                        }

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                        # Den Link hinzufügen:
                        $publicKey = $publicKey;
                        $targetUrl = $result->anzeigeLink;
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                        if (strpos($targetUrl, "http") !== 0) {
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                            $targetUrl = "http://" . $targetUrl;
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                        }

                        $gateHash            = md5($targetUrl . $privateKey);
                        $newLink             = "https://api.smartredirect.de/api_v2/ClickGate.php?p=" . $publicKey . "&k=" . $gateHash . "&url=" . urlencode($targetUrl) . "&q=" . $query;
                        $result->link        = $newLink;
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                        $result->partnershop = true;
                    }
                }
            }
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        } catch (\ErrorException $e) {
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            return $results;
        }

        return $results;
    }
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    public function createSearchEngines(Request $request)
    {
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        if (!$request->has("eingabe")) {
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            return;
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        }
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        # Überprüfe, welche Sumas eingeschaltet sind
        $xml                  = simplexml_load_file($this->sumaFile);
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        $enabledSearchengines = [];
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        $overtureEnabled      = false;
        $countSumas           = 0;
        $sumas                = $xml->xpath("suma");
        if ($this->fokus === "angepasst") {
            foreach ($sumas as $suma) {
                if ($request->has($suma["name"])
                    || ($this->fokus !== "bilder"
                        && ($suma["name"]->__toString() === "qualigo"
                            || $suma["name"]->__toString() === "similar_product_ads"
                            || (!$overtureEnabled && $suma["name"]->__toString() === "overtureAds")
                        )
                    )
                ) {

                    if (!(isset($suma['disabled']) && $suma['disabled']->__toString() === "1")) {
                        if ($suma["name"]->__toString() === "overture" || $suma["name"]->__toString() === "overtureAds") {
                            $overtureEnabled = true;
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                        }
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                        if ($suma["name"]->__toString() !== "qualigo" && $suma["name"]->__toString() !== "similar_product_ads" && $suma["name"]->__toString() !== "overtureAds") {
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                            $countSumas += 1;
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                        }

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                        $enabledSearchengines[] = $suma;
                    }
                }
            }
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        } else {
            foreach ($sumas as $suma) {
                $types = explode(",", $suma["type"]);
                if (in_array($this->fokus, $types)
                    || ($this->fokus !== "bilder"
                        && ($suma["name"]->__toString() === "qualigo"
                            || $suma["name"]->__toString() === "similar_product_ads"
                            || (!$overtureEnabled && $suma["name"]->__toString() === "overtureAds")
                        )
                    )
                ) {
                    if (!(isset($suma['disabled']) && $suma['disabled']->__toString() === "1")) {
                        if ($suma["name"]->__toString() === "overture" || $suma["name"]->__toString() === "overtureAds") {
                            $overtureEnabled = true;
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                        }
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                        if ($suma["name"]->__toString() !== "qualigo" && $suma["name"]->__toString() !== "similar_product_ads" && $suma["name"]->__toString() !== "overtureAds") {
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                            $countSumas += 1;
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                        }

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                        $enabledSearchengines[] = $suma;
                    }
                }
            }
        }

        # Sonderregelung für alle Suchmaschinen, die zu den Minisuchern gehören. Diese können alle gemeinsam über einen Link abgefragt werden
        $subcollections = [];
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        $tmp            = [];
        foreach ($enabledSearchengines as $engine) {
            if (isset($engine['minismCollection'])) {
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                $subcollections[] = $engine['minismCollection']->__toString();
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            } else {
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                $tmp[] = $engine;
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            }

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        }
        $enabledSearchengines = $tmp;
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        if (sizeof($subcollections) > 0) {
            $count                        = sizeof($subcollections) * 10;
            $minisucherEngine             = $xml->xpath('suma[@name="minism"]')[0];
            $subcollections               = urlencode("(" . implode(" OR ", $subcollections) . ")");
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            $minisucherEngine["formData"] = str_replace("<<SUBCOLLECTIONS>>", $subcollections, $minisucherEngine["formData"]);
            $minisucherEngine["formData"] = str_replace("<<COUNT>>", $count, $minisucherEngine["formData"]);
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            $enabledSearchengines[]       = $minisucherEngine;
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        }

        #die(var_dump($enabledSearchengines));

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        if ($countSumas <= 0) {
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            $this->errors[] = "Achtung: Sie haben in ihren Einstellungen keine Suchmaschine ausgewählt.";
        }
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        $engines = [];
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        $siteSearchFailed = false;
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        if (strlen($this->site) > 0) {
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            # Wenn eine Sitesearch durchgeführt werden soll, überprüfen wir ob eine der Suchmaschinen überhaupt eine Sitesearch unterstützt:
            $enginesWithSite = 0;
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            foreach ($enabledSearchengines as $engine) {
                if (isset($engine['hasSiteSearch']) && $engine['hasSiteSearch']->__toString() === "1") {
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                    $enginesWithSite++;
                }
            }
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            if ($enginesWithSite === 0) {
                $this->errors[]   = "Sie wollten eine Sitesearch auf " . $this->site . " durchführen. Leider unterstützen die eingestellten Suchmaschinen diese nicht. Sie können <a href=\"" . $this->generateSearchLink("web", false) . "\">hier</a> die Sitesearch im Web-Fokus durchführen. Es werden ihnen Ergebnisse ohne Sitesearch angezeigt.";
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                $siteSearchFailed = true;
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            } else {
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                $this->warnings[] = "Sie führen eine Sitesearch durch. Es werden nur Ergebnisse von der Seite: <a href=\"http://" . $this->site . "\" target=\"_blank\">\"" . $this->site . "\"</a> angezeigt.";
            }

        }

        $typeslist = [];
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        $counter   = 0;
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        if ($request->has('next') && Cache::has($request->input('next')) && unserialize(Cache::get($request->input('next')))['page'] > 1 ) {
            $next = unserialize(Cache::get($request->input('next')));
            $this->page = $next['page'];
            $engines = $next['engines'];
            if(isset($next['startForwards']))
                $this->startForwards = $next['startForwards'];
            if(isset($next['startBackwards']))
                $this->startBackwards = $next['startBackwards'];
        } else {
            foreach ($enabledSearchengines as $engine) {
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                if (!$siteSearchFailed && strlen($this->site) > 0 && (!isset($engine['hasSiteSearch']) || $engine['hasSiteSearch']->__toString() === "0")) {
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                    continue;
                }
                # Wenn diese Suchmaschine gar nicht eingeschaltet sein soll
                $path = "App\Models\parserSkripte\\" . ucfirst($engine["package"]->__toString());
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                if (!file_exists(app_path() . "/Models/parserSkripte/" . ucfirst($engine["package"]->__toString()) . ".php")) {
                    Log::error("Konnte " . $engine["name"] . " nicht abfragen, da kein Parser existiert");
                    continue;
                }
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                $time = microtime();
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                try
                {
                    $tmp = new $path($engine, $this);
                } catch (\ErrorException $e) {
                    Log::error("Konnte " . $engine["name"] . " nicht abfragen." . var_dump($e));
                    continue;
                }
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                if ($tmp->enabled && isset($this->debug)) {
                    $this->warnings[] = $tmp->service . "   Connection_Time: " . $tmp->connection_time . "    Write_Time: " . $tmp->write_time . " Insgesamt:" . ((microtime() - $time) / 1000);
                }

                if ($tmp->isEnabled()) {
                    $engines[] = $tmp;
                }
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            }
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        }
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        # Wir starten die Suche manuell:
        foreach ($engines as $engine) {
            $engine->startSearch($this);
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        }
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        # Jetzt werden noch alle Kategorien der Settings durchgegangen und die jeweils enthaltenen namen der Suchmaschinen gespeichert.
        $foki = [];
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        foreach ($sumas as $suma) {
            if ((!isset($suma['disabled']) || $suma['disabled'] === "") && (!isset($suma['userSelectable']) || $suma['userSelectable']->__toString() === "1")) {
                if (isset($suma['type'])) {
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                    $f = explode(",", $suma['type']->__toString());
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                    foreach ($f as $tmp) {
                        $name                                    = $suma['name']->__toString();
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                        $foki[$tmp][$suma['name']->__toString()] = $name;
                    }
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                } else {
                    $name                                        = $suma['name']->__toString();
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                    $foki["andere"][$suma['name']->__toString()] = $name;
                }
            }
        }

        # Es werden auch die Namen der aktuell aktiven Suchmaschinen abgespeichert.
        $realEngNames = [];
566
        foreach ($enabledSearchengines as $realEng) {
567
            $nam = $realEng["name"]->__toString();
568
            if ($nam !== "qualigo" && $nam !== "overtureAds") {
569
570
571
572
                $realEngNames[] = $nam;
            }
        }
        # Anschließend werden diese beiden Listen verglichen (jeweils eine der Fokuslisten für jeden Fokus), um herauszufinden ob sie vielleicht identisch sind. Ist dies der Fall, so hat der Nutzer anscheinend Suchmaschinen eines kompletten Fokus eingestellt. Der Fokus wird dementsprechend angepasst.
573
574
        foreach ($foki as $fok => $engs) {
            $isFokus      = true;
575
            $fokiEngNames = [];
576
            foreach ($engs as $eng) {
577
578
                $fokiEngNames[] = $eng;
            }
579
580
            foreach ($fokiEngNames as $fen) {
                if (!in_array($fen, $realEngNames)) {
581
582
583
                    $isFokus = false;
                }
            }
584
585
            foreach ($realEngNames as $ren) {
                if (!in_array($ren, $fokiEngNames)) {
586
587
588
                    $isFokus = false;
                }
            }
589
            if ($isFokus) {
590
591
592
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595
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598
                $this->fokus = $fok;
            }
        }

        # Nun passiert ein elementarer Schritt.
        # Wir warten auf die Antwort der Suchmaschinen, da wir vorher nicht weiter machen können.
        # aber natürlich nicht ewig.
        # Die Verbindung steht zu diesem Zeitpunkt und auch unsere Request wurde schon gesendet.
        # Wir geben der Suchmaschine nun bis zu 500ms Zeit zu antworten.
599
600
601

        # Wir zählen die Suchmaschinen, die durch den Cache beantwortet wurden:
        $enginesToLoad = 0;
602
603
604
        $canBreak      = false;
        foreach ($engines as $engine) {
            if ($engine->cached) {
605
                $enginesToLoad--;
606
                if ($overtureEnabled && ($engine->name === "overture" || $engine->name === "overtureAds")) {
607
                    $canBreak = true;
608
609
                }

610
611
612
            }
        }
        $enginesToLoad += count($engines);
613
        $loadedEngines = 0;
614
615
616
        $timeStart     = microtime(true);
        while (true) {
            $time          = (microtime(true) - $timeStart) * 1000;
617
            $loadedEngines = intval(Redis::hlen('search.' . $this->getHashCode()));
618
            if ($overtureEnabled && (Redis::hexists('search.' . $this->getHashCode(), 'overture') || Redis::hexists('search.' . $this->getHashCode(), 'overtureAds'))) {
619
                $canBreak = true;
620
            }
621
622

            # Abbruchbedingung
623
624
            if ($time < 500) {
                if (($enginesToLoad === 0 || $loadedEngines >= $enginesToLoad) && $canBreak) {
625
                    break;
626
627
628
629
                }

            } elseif ($time >= 500 && $time < $this->time) {
                if (($enginesToLoad === 0 || ($loadedEngines / ($enginesToLoad * 1.0)) >= 0.8) && $canBreak) {
630
                    break;
631
632
633
                }

            } else {
634
635
636
637
638
                break;
            }
            usleep(50000);
        }

639
640
641
        foreach ($engines as $engine) {
            if (!$engine->loaded) {
                try {
642
                    $engine->retrieveResults($this);
643
                } catch (\ErrorException $e) {
644
                    Log::error($e);
645

646
647
648
                }
            }
        }
649

650
        # und verwerfen den Rest:
651
652
        foreach ($engines as $engine) {
            if (!$engine->loaded) {
653
                $engine->shutdown();
654
655
            }

656
657
658
        }

        $this->engines = $engines;
659
660
661
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663
664
665
666
667
668
669
670
    }

    public function parseFormData(Request $request)
    {
        if ($request->input('encoding', '') !== "utf8") {
            # In früheren Versionen, als es den Encoding Parameter noch nicht gab, wurden die Daten in ISO-8859-1 übertragen
            $input = $request->all();
            foreach ($input as $key => $value) {
                $input[$key] = mb_convert_encoding("$value", "UTF-8", "ISO-8859-1");
            }
            $request->replace($input);
        }
671
        $this->url = $request->url();
672
        # Zunächst überprüfen wir die eingegebenen Einstellungen:
673
674
        # FOKUS
        $this->fokus = trans('fokiNames.'
675
676
            . $request->input('focus', 'web'));
        if (strpos($this->fokus, ".")) {
677
678
679
680
            $this->fokus = trans('fokiNames.web');
        }

        # SUMA-FILE
681
        if (App::isLocale("en")) {
682
            $this->sumaFile = config_path() . "/sumas.xml";
683
        } else {
684
685
            $this->sumaFile = config_path() . "/sumas.xml";
        }
686
        if (!file_exists($this->sumaFile)) {
687
688
689
690
691
            die("Suma-File konnte nicht gefunden werden");
        }

        # Sucheingabe:
        $this->eingabe = trim($request->input('eingabe', ''));
692
        if (strlen($this->eingabe) === 0) {
693
694
695
696
697
698
699
700
            $this->warnings[] = 'Achtung: Sie haben keinen Suchbegriff eingegeben. Sie können ihre Suchbegriffe oben eingeben und es erneut versuchen.';
        }
        $this->q = $this->eingabe;

        # IP:
        $this->ip = $request->ip();

        # Language:
701
        if (isset($_SERVER['HTTP_LANGUAGE'])) {
702
            $this->language = $_SERVER['HTTP_LANGUAGE'];
703
        } else {
704
705
706
707
708
709
            $this->language = "";
        }
        # Category
        $this->category = $request->input('category', '');
        # Request Times:
        $this->time = $request->input('time', 1000);
710

711
        # Page
712
        $this->page = 1;
713
714
        # Lang
        $this->lang = $request->input('lang', 'all');
715
716
        if ($this->lang !== "de" && $this->lang !== "en" && $this->lang !== "all") {
            $this->lang = "all";
717
        }
718
        $this->agent  = new Agent();
719
720
721
722
        $this->mobile = $this->agent->isMobile();

        #Sprüche
        $this->sprueche = $request->input('sprueche', 'off');
723
        if ($this->sprueche === "off") {
724
            $this->sprueche = true;
725
        } else {
726
            $this->sprueche = false;
727
728
        }

729
730
731
732
        # Ergebnisse pro Seite:
        $this->resultCount = $request->input('resultCount', '20');

        # Manchmal müssen wir Parameter anpassen um den Sucheinstellungen gerecht zu werden:
733
734
735
        if ($request->has('dart')) {
            $this->time       = 10000;
            $this->warnings[] = "Hinweis: Sie haben Dart-Europe aktiviert. Die Suche kann deshalb länger dauern und die maximale Suchzeit wurde auf 10 Sekunden hochgesetzt.";
736
        }
737
738
        if ($this->time <= 500 || $this->time > 20000) {
            $this->time = 1000;
739
        }
740
741
742
743
744
745
746
747
748
        if ($request->has('minism') && ($request->has('fportal') || $request->has('harvest'))) {
            $input    = $request->all();
            $newInput = [];
            foreach ($input as $key => $value) {
                if ($key !== "fportal" && $key !== "harvest") {
                    $newInput[$key] = $value;
                }
            }
            $request->replace($newInput);
749
        }
750
751
        if (App::isLocale("en")) {
            $this->sprueche = "off";
752
        }
753
754
        if ($this->resultCount <= 0 || $this->resultCount > 200) {
            $this->resultCount = 1000;
755
        }
756
757
758
759
760
761
        if ($request->has('onenewspageAll') || $request->has('onenewspageGermanyAll')) {
            $this->time  = 5000;
            $this->cache = "cache";
        }
        if ($request->has('tab')) {
            if ($request->input('tab') === "off") {
762
                $this->tab = "_blank";
763
            } else {
764
765
                $this->tab = "_self";
            }
766
        } else {
767
768
            $this->tab = "_blank";
        }
769
        if ($request->has('password')) {
770
            $this->password = $request->input('password');
771
772
773
        }

        if ($request->has('quicktips')) {
774
            $this->quicktips = false;
775
        } else {
776
            $this->quicktips = true;
777
        }
778
779

        $this->out = $request->input('out', "html");
780
        if ($this->out !== "html" && $this->out !== "json" && $this->out !== "results" && $this->out !== "results-with-style") {
781
            $this->out = "html";
782
783
        }

784
        $this->request = $request;
785
786
787
788
789
790
791
792
793
794
    }

    public function checkSpecialSearches(Request $request)
    {
        # Site Search:
        if (preg_match("/(.*)\bsite:(\S+)(.*)/si", $this->q, $match)) {
            $this->site = $match[2];
            $this->q    = $match[1] . $match[3];
        }
        if ($request->has('site')) {
795
796
            $this->site = $request->input('site');
        }
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
        # Wenn die Suchanfrage um das Schlüsselwort "-host:*" ergänzt ist, sollen bestimmte Hosts nicht eingeblendet werden
        # Wir prüfen, ob das hier der Fall ist:
        while (preg_match("/(.*)(^|\s)-host:(\S+)(.*)/si", $this->q, $match)) {
            $this->hostBlacklist[] = $match[3];
            $this->q               = $match[1] . $match[4];
        }
        if (sizeof($this->hostBlacklist) > 0) {
            $hostString = "";
            foreach ($this->hostBlacklist as $host) {
                $hostString .= $host . ", ";
            }
            $hostString       = rtrim($hostString, ", ");
            $this->warnings[] = "Ergebnisse von folgenden Hosts werden nicht angezeigt: \"" . $hostString . "\"";
        }
        # Wenn die Suchanfrage um das Schlüsselwort "-domain:*" ergänzt ist, sollen bestimmte Domains nicht eingeblendet werden
        # Wir prüfen, ob das hier der Fall ist:
        while (preg_match("/(.*)(^|\s)-domain:(\S+)(.*)/si", $this->q, $match)) {
            $this->domainBlacklist[] = $match[3];
            $this->q                 = $match[1] . $match[4];
        }
        if (sizeof($this->domainBlacklist) > 0) {
            $domainString = "";
            foreach ($this->domainBlacklist as $domain) {
                $domainString .= $domain . ", ";
            }
            $domainString     = rtrim($domainString, ", ");
            $this->warnings[] = "Ergebnisse von folgenden Domains werden nicht angezeigt: \"" . $domainString . "\"";
        }

        # Alle mit "-" gepräfixten Worte sollen aus der Suche ausgeschlossen werden.
        # Wir prüfen, ob das hier der Fall ist:
        while (preg_match("/(.*)(^|\s)-(\S+)(.*)/si", $this->q, $match)) {
            $this->stopWords[] = $match[3];
            $this->q           = $match[1] . $match[4];
        }
        if (sizeof($this->stopWords) > 0) {
            $stopwordsString = "";
            foreach ($this->stopWords as $stopword) {
                $stopwordsString .= $stopword . ", ";
            }
            $stopwordsString  = rtrim($stopwordsString, ", ");
            $this->warnings[] = "Sie machen eine Ausschlusssuche. Ergebnisse mit folgenden Wörtern werden nicht angezeigt: \"" . $stopwordsString . "\"";
        }

        # Meldung über eine Phrasensuche
        $p   = "";
843
        $tmp = $this->q;
844
845
        while (preg_match("/(.*)\"(.+)\"(.*)/si", $tmp, $match)) {
            $tmp             = $match[1] . $match[3];
846
            $this->phrases[] = strtolower($match[2]);
847
848
        }
        foreach ($this->phrases as $phrase) {
849
850
851
            $p .= "\"$phrase\", ";
        }
        $p = rtrim($p, ", ");
852
        if (sizeof($this->phrases) > 0) {
853
            $this->warnings[] = "Sie führen eine Phrasensuche durch: $p";
854
        }
855

856
857
858
    }

    public function getFokus()
859
860
861
862
    {
        return $this->fokus;
    }

863
    public function getIp()
864
865
866
867
    {
        return $this->ip;
    }

868
    public function getEingabe()
869
870
871
872
    {
        return $this->eingabe;
    }

873
    public function getQ()
874
    {
875
        return $this->q;
876
877
    }

878
    public function getUrl()
879
880
881
    {
        return $this->url;
    }
882
    public function getTime()
883
884
885
886
    {
        return $this->time;
    }

887
    public function getLanguage()
888
889
890
891
    {
        return $this->language;
    }

892
    public function getLang()
893
894
895
896
    {
        return $this->lang;
    }

897
    public function getSprueche()
898
899
900
901
    {
        return $this->sprueche;
    }

902
    public function getCategory()
903
904
905
906
    {
        return $this->category;
    }

907
    public function getPhrases()
908
909
910
    {
        return $this->phrases;
    }
911
912
913
914
    public function getPage()
    {
        return $this->page;
    }
915

916
    public function getSumaFile()
917
918
919
920
    {
        return $this->sumaFile;
    }

921
    public function getUserHostBlacklist()
922
923
924
925
    {
        return $this->hostBlacklist;
    }

926
    public function getUserDomainBlacklist()
927
928
929
930
    {
        return $this->domainBlacklist;
    }

931
    public function getDomainBlacklist()
932
933
934
935
    {
        return $this->domainsBlacklisted;
    }

936
    public function getUrlBlacklist()
937
938
939
    {
        return $this->urlsBlacklisted;
    }
940
    public function getLanguageDetect()
941
942
943
    {
        return $this->languageDetect;
    }
944
    public function getStopWords()
945
946
947
948
949
    {
        return $this->stopWords;
    }
    public function getHostCount($host)
    {
950
        if (isset($this->addedHosts[$host])) {
951
            return $this->addedHosts[$host];
952
        } else {
953
954
955
            return 0;
        }
    }
956
957
958
959
    public function getStartCount()
    {
        return $this->startCount;
    }
960
961
962
    public function addHostCount($host)
    {
        $hash = md5($host);
963
        if (isset($this->addedHosts[$hash])) {
964
            $this->addedHosts[$hash] += 1;
965
        } else {
966
967
968
969
970
971
972
973
974
            $this->addedHosts[$hash] = 1;
        }
    }
    public function getSite()
    {
        return $this->site;
    }
    public function addLink($link)
    {
975
        if (strpos($link, "http://") === 0) {
976
            $link = substr($link, 7);
977
978
979
        }

        if (strpos($link, "https://") === 0) {
980
            $link = substr($link, 8);
981
982
983
        }

        if (strpos($link, "www.") === 0) {
984
            $link = substr($link, 4);
985
986
        }

987
988
        $link = trim($link, "/");
        $hash = md5($link);
989
        if (isset($this->addedLinks[$hash])) {
990
            return false;
991
        } else {
992
993
994
995
996
997
998
999
            $this->addedLinks[$hash] = 1;

            return true;
        }
    }

    public function generateSearchLink($fokus, $results = true)
    {
1000
        $requestData          = $this->request->except(['page', 'next']);
1001
        $requestData['focus'] = $fokus;
1002
        if ($results) {
1003
            $requestData['out'] = "results";
1004
        } else {
1005
            $requestData['out'] = "";
1006
1007
        }

1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
        $link = action('MetaGerSearch@search', $requestData);
        return $link;
    }

    public function generateQuicktipLink()
    {
        $link = action('MetaGerSearch@quicktips');

        return $link;
    }

    public function generateSiteSearchLink($host)
    {
1021
        $host        = urlencode($host);
1022
        $requestData = $this->request->except(['page', 'out', 'next']);
1023
1024
        $requestData['eingabe'] .= " site:$host";
        $requestData['focus'] = "web";
1025
        $link                 = action('MetaGerSearch@search', $requestData);
1026
1027
1028
        return $link;
    }

1029
    public function generateRemovedHostLink($host)
1030
    {
1031
        $host        = urlencode($host);