pgee70 / cda

lib/Traits/AssignedAuthorsTrait.php

<?php

/**
 * The MIT License
 *
 * Copyright 2018  Peter Gee <https://github.com/pgee70>.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NON INFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */


namespace i3Soft\CDA\Traits;


use i3Soft\CDA\RIM\Role\AssignedAuthor;

/**
 * Trait AssignedAuthorTrait
 *
 * @package i3Soft\CDA\Traits
 */
trait AssignedAuthorsTrait
{
  /** @var AssignedAuthor[] */
  private $assignedAuthors = [];

  /**
   * @param \DOMElement  $el
   * @param \DOMDocument $doc
   *
   * @return self
   */
  public function renderAssignedAuthors (\DOMElement $el, \DOMDocument $doc): self
  {
    if ($this->hasAssignedAuthors())
    {
      foreach ($this->getAssignedAuthors() as $assigned_author)
      {
        $el->appendChild($assigned_author->toDOMElement($doc));
      }
    }
    return $this;
  }

  /**
   * @return bool
   */
  public function hasAssignedAuthors (): bool
  {
    return \count($this->assignedAuthors) > 0;
  }

  /**
   * @return AssignedAuthor[]
   */
  public function getAssignedAuthors (): array
  {
    return $this->assignedAuthors;
  }

  /**
   * @param $assigned_authors
   *
   * @return AssignedAuthorsTrait
   */
  public function setAssignedAuthors ($assigned_authors): self
  {
    foreach ($assigned_authors as $assigned_author)
    {
      if ($assigned_author instanceof AssignedAuthor)
      {
        $this->addAssignedAuthor($assigned_author);
      }
    }
    return $this;
  }

  /**
   * @param AssignedAuthor $assigned_author
   *
   * @return AssignedAuthorsTrait
   */
  public function addAssignedAuthor (AssignedAuthor $assigned_author): self
  {
    $this->assignedAuthors = $assigned_author;

It seems like $assigned_author of type i3Soft\CDA\RIM\Role\AssignedAuthor is incompatible with the declared type i3Soft\CDA\RIM\Role\AssignedAuthor[] of property $assignedAuthors.

    return $this;
  }

}