MenuLinkBase.php 3.2 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63
<?php

/**
 * @file
 * Contains \Drupal\Core\Menu\MenuLinkBase.
 */

namespace Drupal\Core\Menu;

use Drupal\Component\Plugin\Exception\PluginException;
use Drupal\Component\Utility\String;
use Drupal\Core\Plugin\PluginBase;
use Drupal\Core\Url;

/**
 * Defines a base menu link class.
 */
abstract class MenuLinkBase extends PluginBase implements MenuLinkInterface {

  /**
   * The list of definition values where an override is allowed.
   *
   * The keys are definition names. The values are ignored.
   *
   * @var array
   */
  protected $overrideAllowed = array();

  /**
   * {@inheritdoc}
   */
  public function getWeight() {
    // By default the weight is 0.
    if (!isset($this->pluginDefinition['weight'])) {
      $this->pluginDefinition['weight'] = 0;
    }
    return $this->pluginDefinition['weight'];
  }

  /**
   * {@inheritdoc}
   */
  public function getMenuName() {
    return $this->pluginDefinition['menu_name'];
  }

  /**
   * {@inheritdoc}
   */
  public function getProvider() {
    return $this->pluginDefinition['provider'];
  }

  /**
   * {@inheritdoc}
   */
  public function getParent() {
    return $this->pluginDefinition['parent'];
  }

  /**
   * {@inheritdoc}
   */
64 65
  public function isEnabled() {
    return (bool) $this->pluginDefinition['enabled'];
66 67 68 69 70 71 72 73 74 75 76 77
  }

  /**
   * {@inheritdoc}
   */
  public function isExpanded() {
    return (bool) $this->pluginDefinition['expanded'];
  }

  /**
   * {@inheritdoc}
   */
78
  public function isResettable() {
79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171
    return FALSE;
  }

  /**
   * {@inheritdoc}
   */
  public function isTranslatable() {
    return (bool) $this->getTranslateRoute();
  }

  /**
   * {@inheritdoc}
   */
  public function isDeletable() {
    return (bool) $this->getDeleteRoute();
  }

  /**
   * {@inheritdoc}
   */
  public function getOptions() {
    return $this->pluginDefinition['options'] ?: array();
  }

  /**
   * {@inheritdoc}
   */
  public function getMetaData() {
    return $this->pluginDefinition['metadata'] ?: array();
  }

  /**
   * {@inheritdoc}
   */
  public function isCacheable() {
    return TRUE;
  }

  /**
   * {@inheritdoc}
   */
  public function getUrlObject($title_attribute = TRUE) {
    $options = $this->getOptions();
    $description = $this->getDescription();
    if ($title_attribute && $description) {
      $options['attributes']['title'] = $description;
    }
    if (empty($this->pluginDefinition['url'])) {
      return new Url($this->pluginDefinition['route_name'], $this->pluginDefinition['route_parameters'], $options);
    }
    else {
      $url = Url::createFromPath($this->pluginDefinition['url']);
      $url->setOptions($options);
      return $url;
    }
  }

  /**
   * {@inheritdoc}
   */
  public function getFormClass() {
    return $this->pluginDefinition['form_class'];
  }

  /**
   * {@inheritdoc}
   */
  public function getDeleteRoute() {
    return NULL;
  }

  /**
   * {@inheritdoc}
   */
  public function getEditRoute() {
    return NULL;
  }

  /**
   * {@inheritdoc}
   */
  public function getTranslateRoute() {
    return NULL;
  }

  /**
   * {@inheritdoc}
   */
  public function deleteLink() {
    throw new PluginException(String::format('Menu link plugin with ID @id does not support deletion', array('@id' => $this->getPluginId())));
  }

}