<?php

namespace Drupal\Tests\aggregator\Functional;

use Drupal\Core\Url;

/**
 * Add feed test.
 *
 * @group aggregator
 */
class AddFeedTest extends AggregatorTestBase {

  /**
   * {@inheritdoc}
   */
  protected $defaultTheme = 'stark';

  protected function setUp() {
    parent::setUp();

    $this->drupalPlaceBlock('page_title_block');
  }

  /**
   * Creates and ensures that a feed is unique, checks source, and deletes feed.
   */
  public function testAddFeed() {
    $feed = $this->createFeed();
    $feed->refreshItems();

    // Check feed data.
    $this->assertUrl(Url::fromRoute('aggregator.feed_add', [], ['absolute' => TRUE])->toString(), [], 'Directed to correct URL.');
    $this->assertTrue($this->uniqueFeed($feed->label(), $feed->getUrl()), 'The feed is unique.');

    // Check feed source.
    $this->drupalGet('aggregator/sources/' . $feed->id());
    $this->assertSession()->statusCodeEquals(200);
    $this->assertText($feed->label(), 'Page title');
    $this->assertRaw($feed->getWebsiteUrl());

    // Try to add a duplicate.
    $edit = [
      'title[0][value]' => $feed->label(),
      'url[0][value]' => $feed->getUrl(),
      'refresh' => '900',
    ];
    $this->drupalPostForm('aggregator/sources/add', $edit, t('Save'));
    $this->assertRaw(t('A feed named %feed already exists. Enter a unique title.', ['%feed' => $feed->label()]));
    $this->assertRaw(t('A feed with this URL %url already exists. Enter a unique URL.', ['%url' => $feed->getUrl()]));

    // Delete feed.
    $this->deleteFeed($feed);
  }

  /**
   * Ensures that the feed label is escaping when rendering the feed icon.
   */
  public function testFeedLabelEscaping() {
    $feed = $this->createFeed(NULL, ['title[0][value]' => 'Test feed title <script>alert(123);</script>']);
    $this->checkForMetaRefresh();

    $this->drupalGet('aggregator/sources/' . $feed->id());
    $this->assertSession()->statusCodeEquals(200);

    $this->assertEscaped('Test feed title <script>alert(123);</script>');
    $this->assertNoRaw('Test feed title <script>alert(123);</script>');

    // Ensure the feed icon title is escaped.
    $this->assertStringContainsString('class="feed-icon">  Subscribe to Test feed title &lt;script&gt;alert(123);&lt;/script&gt; feed</a>', str_replace(["\n", "\r"], '', $this->getSession()->getPage()->getContent()));
  }

  /**
   * Tests feeds with very long URLs.
   */
  public function testAddLongFeed() {
    // Create a feed with a URL of > 255 characters.
    $long_url = "https://www.google.com/search?ix=heb&sourceid=chrome&ie=UTF-8&q=angie+byron#sclient=psy-ab&hl=en&safe=off&source=hp&q=angie+byron&pbx=1&oq=angie+byron&aq=f&aqi=&aql=&gs_sm=3&gs_upl=0l0l0l10534l0l0l0l0l0l0l0l0ll0l0&bav=on.2,or.r_gc.r_pw.r_cp.,cf.osb&fp=a70b6b1f0abe28d8&biw=1629&bih=889&ix=heb";
    $feed = $this->createFeed($long_url);
    $feed->refreshItems();

    // Create a second feed of > 255 characters, where the only difference is
    // after the 255th character.
    $long_url_2 = "https://www.google.com/search?ix=heb&sourceid=chrome&ie=UTF-8&q=angie+byron#sclient=psy-ab&hl=en&safe=off&source=hp&q=angie+byron&pbx=1&oq=angie+byron&aq=f&aqi=&aql=&gs_sm=3&gs_upl=0l0l0l10534l0l0l0l0l0l0l0l0ll0l0&bav=on.2,or.r_gc.r_pw.r_cp.,cf.osb&fp=a70b6b1f0abe28d8&biw=1629&bih=889";
    $feed_2 = $this->createFeed($long_url_2);
    $feed->refreshItems();

    // Check feed data.
    $this->assertTrue($this->uniqueFeed($feed->label(), $feed->getUrl()), 'The first long URL feed is unique.');
    $this->assertTrue($this->uniqueFeed($feed_2->label(), $feed_2->getUrl()), 'The second long URL feed is unique.');

    // Check feed source.
    $this->drupalGet('aggregator/sources/' . $feed->id());
    $this->assertSession()->statusCodeEquals(200);
    $this->assertText($feed->label(), 'Page title');

    // Delete feeds.
    $this->deleteFeed($feed);
    $this->deleteFeed($feed_2);
  }

}
