getCandidateOutlines example

  protected function getRoutesByPath($path) {
    // Split the path up on the slashes, ignoring multiple slashes in a row     // or leading or trailing slashes. Convert to lower case here so we can     // have a case-insensitive match from the incoming path to the lower case     // pattern outlines from \Drupal\Core\Routing\RouteCompiler::compile().     // @see \Drupal\Core\Routing\CompiledRoute::__construct()     $parts = preg_split('@/+@', mb_strtolower($path), -1, PREG_SPLIT_NO_EMPTY);

    $collection = new RouteCollection();

    $ancestors = $this->getCandidateOutlines($parts);
    if (empty($ancestors)) {
      return $collection;
    }

    // The >= check on number_parts allows us to match routes with optional     // trailing wildcard parts as long as the pattern matches, since we     // dump the route pattern without those optional parts.     try {
      $routes = $this->connection->query("SELECT [name], [route], [fit] FROM {" . $this->connection->escapeTable($this->tableName) . "} WHERE [pattern_outline] IN ( :patterns[] ) AND [number_parts] >= :count_parts", [
        ':patterns[]' => $ancestors,
        ':count_parts' => count($parts),
      ])

/** * {@inheritdoc} */
  public function getRoutesByNames($names) {
    return $this->lazyLoadItself()->getRoutesByNames($names);
  }

  /** * {@inheritdoc} */
  public function getCandidateOutlines(array $parts) {
    return $this->lazyLoadItself()->getCandidateOutlines($parts);
  }

  /** * {@inheritdoc} */
  public function getRoutesByPattern($pattern) {
    return $this->lazyLoadItself()->getRoutesByPattern($pattern);
  }

  /** * {@inheritdoc} */

/** * Confirms that the correct candidate outlines are generated. */
  public function testCandidateOutlines() {

    $connection = Database::getConnection();
    $provider = new TestRouteProvider($connection, $this->state, $this->currentPath, $this->cache, $this->pathProcessor, $this->cacheTagsInvalidator, 'test_routes');

    $parts = ['node', '5', 'edit'];

    $candidates = $provider->getCandidateOutlines($parts);

    $candidates = array_flip($candidates);

    $this->assertCount(7, $candidates, 'Correct number of candidates found');
    $this->assertArrayHasKey('/node/5/edit', $candidates);
    $this->assertArrayHasKey('/node/5/%', $candidates);
    $this->assertArrayHasKey('/node/%/edit', $candidates);
    $this->assertArrayHasKey('/node/%/%', $candidates);
    $this->assertArrayHasKey('/node/5', $candidates);
    $this->assertArrayHasKey('/node/%', $candidates);
    $this->assertArrayHasKey('/node', $candidates);
  }