Tiedepalsta.fi

Koodi: Valitse kaikki

use GuzzleHttp\Client;
use GuzzleHttp\Exception\RequestException;
use GuzzleHttp\Pool;
use GuzzleHttp\Psr7\Request;
use GuzzleHttp\Psr7\Response;

class HomeController
{
  public function getLists() {
    $feeds = $this->feeds();
    $content = [];
    $news_count_per_feed = 3;

    $client = new Client();
    
    $requests = function ($feeds) {
      $total = count($feeds);
      for ($i = 0; $i < $total; $i++) {
        yield new Request('GET', $feeds[$i]->url);
      }
    };
    
    $pool = new Pool($client, $requests($feeds), [
      'concurrency' => 5,
      'fulfilled' => function (Response $response, $index) use (&$content, $feeds, $news_count_per_feed) {
        $feed = $feeds[$index];
        $rss_response = $response->getBody()->getContents();
        $content[$feed->provider] = $this->buildOutputFeedByProvider($rss_response, $news_count_per_feed);
      },
      'rejected' => function (RequestException $reason, $index) {
            // this is delivered each failed request
        },
    ]);

    $promise = $pool->promise();
    $promise->wait();
    
    echo '<pre>';
    print_r($content);
    echo '</pre>';
    die;
  }

  private function buildOutputFeedByProvider($rss_response, $news_count_per_feed) {
    $content = [];
    $doc = new \DOMDocument();
    $doc->loadXML($rss_response);
    $count = 1;
    foreach($doc->getElementsByTagName("item") as $item) {
      if($count++ > $news_count_per_feed) continue;
      $title = $item->getElementsByTagName("title")[0];
      $link = $item->getElementsByTagName("link")[0];
      $date = $item->getElementsByTagName("pubDate")[0];
      $content[] = [
        'title' => $title->textContent,
        'url' => $link->textContent,
        'pubDay' => date('d.m.Y H:i:s', strtotime($date->textContent))
      ];
    }
    return $content;
  }

  private function feeds() {
    return json_decode('[
      {
        "provider": "YLE",
        "url": "https://feeds.yle.fi/uutiset/v1/recent.rss?publisherIds=YLE_UUTISET&concepts=18-819"
      },
      {
        "provider": "HS",
        "url": "https://www.hs.fi/rss/tiede.xml"
      },
      {
        "provider": "Ilta-Sanomat",
        "url": "https://www.is.fi/rss/tiede.xml"
      },
      {
        "provider": "Scientific American",
        "url": "http://rss.sciam.com/ScientificAmerican-Global"
      },
      {
        "provider": "Science Daily",
        "url": "https://www.sciencedaily.com/rss/top/science.xml"
      },
      {
        "provider": "Phys.org - General Physics",
        "url": "https://phys.org/rss-feed/physics-news/physics/"
      },
      {
        "provider": "Phys.org - Quantum Mechanics",
        "url": "https://phys.org/rss-feed/physics-news/quantum-physics/"
      },
      {
        "provider": "Phys.org - Evolution",
        "url": "https://phys.org/rss-feed/biology-news/evolution/"
      },
      {
        "provider": "Phys.org - Mathematics",
        "url": "https://phys.org/rss-feed/breaking/science-news/mathematics/"
      }
    ]');
  }
}

Koodi: Valitse kaikki

$feed = new HomeController();
$feed->getLists();

Koodi: Valitse kaikki

Array
(
    [YLE] => Array
        (
            [0] => Array
                (
                    [title] => Tieteiskirjallisuus on muokannut yhteistä alitajuntaamme, ja siksi olemme valmiita näkemään tekoälyn tietoisena
                    [url] => https://yle.fi/a/74-20008903?origin=rss
                    [pubDay] => 02.01.2023 10:11:14
                )

            [1] => Array
                (
                    [title] => Tiede tuotti vuonna 2022 säväyttäviä uutisia – testaa seitsemällä kysymyksellä, oletko niistä perillä
                    [url] => https://yle.fi/a/74-20009097?origin=rss
                    [pubDay] => 31.12.2022 10:49:51
                )

            [2] => Array
                (
                    [title] => Kryptoromahdus johti konkursseihin ja pidätyksiin – usko hajautettuun internetiin ei silti hiivu
                    [url] => https://yle.fi/a/74-20009877?origin=rss
                    [pubDay] => 31.12.2022 05:29:34
                )

        )

    [HS] => Array
        (
            [0] => Array
                (
                    [title] => Psykologia | Toisen taivutteleminen ”tosi­asioilla” johtaa umpikujaan ja uupumukseen – mielipiteisiin vaikuttamiseen on fiksumpiakin keinoja
                    [url] => https://www.hs.fi/tiede/art-2000009236025.html
                    [pubDay] => 02.01.2023 06:32:00
                )

            [1] => Array
                (
                    [title] => Tekniikka | Ihmiskunta torjuu asteroidien iskut, keinoruoka valmistuu bioreaktoreissa ja syöpä kukistuu sisäisellä sädehoidolla – Tältä näyttää tiedevuosi 2023
                    [url] => https://www.hs.fi/tiede/art-2000009236668.html
                    [pubDay] => 02.01.2023 05:21:00
                )

            [2] => Array
                (
                    [title] => Viikon eläin | Etkö pääse päivystykseen? Esittelemme eläinkunnan helpot niksit itsehoitoon
                    [url] => https://www.hs.fi/tiede/art-2000009297129.html
                    [pubDay] => 02.01.2023 01:00:00
                )

        )

    [Ilta-Sanomat] => Array
        (
            [0] => Array
                (
                    [title] => Tehokas laihdutus­lääke tulossa Suomen markkinoille – nämä terveyden jätti­harppaukset ovat luvassa vuonna 2023
                    [url] => https://www.is.fi/tiede/art-2000009293333.html
                    [pubDay] => 01.01.2023 07:30:00
                )

            [1] => Array
                (
                    [title] => Venäläisessä avaruusaluksessa vuoto – pisaroita sinkoutuu tyhjyyteen
                    [url] => https://www.is.fi/tiede/art-2000009268895.html
                    [pubDay] => 15.12.2022 11:23:00
                )

            [2] => Array
                (
                    [title] => Historiallinen läpi­murto fuusio­energian tuottamisessa
                    [url] => https://www.is.fi/tiede/art-2000009264905.html
                    [pubDay] => 13.12.2022 18:31:00
                )

        )

    [Scientific American] => Array
        (
            [0] => Array
                (
                    [title] => Mighty Morphin' Turtle Robot Goes Amphibious by Shifting Leg Shape
                    [url] => https://www.scientificamerican.com/article/mighty-morphin-turtle-robot-goes-amphibious-by-shifting-leg-shape/
                    [pubDay] => 02.01.2023 12:45:00
                )

            [1] => Array
                (
                    [title] => 50, 100 & 150 Years Ago: January 2023
                    [url] => https://www.scientificamerican.com/article/50-100-150-years-ago-january-2023/
                    [pubDay] => 01.01.2023 15:00:00
                )

            [2] => Array
                (
                    [title] => Your Response to Stress Improves as You Grow Older
                    [url] => https://www.scientificamerican.com/article/your-response-to-stress-improves-as-you-grow-older/
                    [pubDay] => 30.12.2022 15:00:00
                )

        )

    [Phys.org - General Physics] => Array
        (
            [0] => Array
                (
                    [title] => Researchers discover that soap film on bubbles is cooler than the air around it
                    [url] => https://phys.org/news/2022-12-soap-cooler-air.html
                    [pubDay] => 30.12.2022 16:30:03
                )

            [1] => Array
                (
                    [title] => Modeling the collective movement of bacteria to better understand the formation of troublesome biofilms
                    [url] => https://phys.org/news/2022-12-movement-bacteria-formation-troublesome-biofilms.html
                    [pubDay] => 28.12.2022 19:24:02
                )

            [2] => Array
                (
                    [title] => Study lays foundation for producing germanium-68/gallium-68 generator
                    [url] => https://phys.org/news/2022-12-lays-foundation-germanium-68gallium-generator.html
                    [pubDay] => 27.12.2022 17:02:03
                )

        )

    [Phys.org - Quantum Mechanics] => Array
        (
            [0] => Array
                (
                    [title] => High-visibility quantum interference between two independent semiconductor quantum dots achieved
                    [url] => https://phys.org/news/2022-12-high-visibility-quantum-independent-semiconductor-dots.html
                    [pubDay] => 28.12.2022 19:45:03
                )

            [1] => Array
                (
                    [title] => Electrons on the run: On chirality, tunneling and light fields
                    [url] => https://phys.org/news/2022-12-electrons-chirality-tunneling-fields.html
                    [pubDay] => 23.12.2022 19:52:32
                )

            [2] => Array
                (
                    [title] => Advances in understanding the quark substructure of scalars
                    [url] => https://phys.org/news/2022-12-advances-quark-substructure-scalars.html
                    [pubDay] => 23.12.2022 18:18:36
                )

        )

    [Phys.org - Evolution] => Array
        (
            [0] => Array
                (
                    [title] => The vertebral column develops in the same way in modern animals as it did 300 million years ago
                    [url] => https://phys.org/news/2022-12-vertebral-column-modern-animals-million.html
                    [pubDay] => 29.12.2022 16:51:03
                )

            [1] => Array
                (
                    [title] => Transcriptional adaptation found to play a role in inherited epigenetic changes
                    [url] => https://phys.org/news/2022-12-transcriptional-play-role-inherited-epigenetic.html
                    [pubDay] => 29.12.2022 16:30:01
                )

            [2] => Array
                (
                    [title] => Mystery Nevada fossil site could be ancient maternity ward
                    [url] => https://phys.org/news/2022-12-mystery-nevada-fossil-site-ancient.html
                    [pubDay] => 24.12.2022 15:10:01
                )

        )

    [Phys.org - Mathematics] => Array
        (
            [0] => Array
                (
                    [title] => Mathematicians propose alternative method to map neuron activity
                    [url] => https://phys.org/news/2022-12-mathematicians-alternative-method-neuron.html
                    [pubDay] => 01.12.2022 15:29:05
                )

            [1] => Array
                (
                    [title] => Mathematicians resolve a longstanding open problem for the so-called 3D Euler singularity
                    [url] => https://phys.org/news/2022-11-mathematicians-longstanding-problem-so-called-3d.html
                    [pubDay] => 23.11.2022 21:24:12
                )

            [2] => Array
                (
                    [title] => Mathematical theorem used to crack US government encryption algorithm
                    [url] => https://phys.org/news/2022-11-mathematical-theorem-encryption-algorithm.html
                    [pubDay] => 23.11.2022 20:22:26
                )

        )

)