<?php

/**
 * @file
 * Tests that exercise the relative / absolute output of the link module.
 */

/**
 * Testing that absolute / relative outputs match the expected format.
 */
class LinkPathPrefixesTest extends LinkBaseTestClass {

  /**
   *
   */
  public static function getInfo() {
    return array(
      'name' => 'Link language path prefix',
      'description' => 'Tests that path properly work with language path prefixes.',
      'group' => 'Link',
    );
  }

  /**
   * {@inheritdoc}
   */
  public function setUp(array $modules = array()) {
    $this->permissions['administer site configuration'] = 'administer site configuration';
    $this->permissions['administer languages'] = 'administer languages';
    $modules[] = 'locale';
    $modules[] = 'locale_test';
    $modules[] = 'translation';
    parent::setUp($modules);
  }

  /**
   * Enables and configured language related stuff.
   */
  public function setUpLanguage() {
    global $language_url;
    $this->drupalGet('admin/config/regional/language');
    // Enable the path prefix for the default language: this way any un-prefixed
    // URL must have a valid fallback value.
    $edit = array('prefix' => 'en');
    $this->drupalPost('admin/config/regional/language/edit/en', $edit, t('Save language'));
    $language_url->prefix = $language_url->language;

    // Add custom language - as we need more than 1 language to be multilingual.
    // Code for the language.
    $langcode = 'xx';
    // The English name for the language.
    $name = $this->randomName(16);
    // The native name for the language.
    $native = $this->randomName(16);
    $edit = array(
      'langcode' => $langcode,
      'name' => $name,
      'native' => $native,
      'prefix' => $langcode,
      'direction' => '0',
    );
    $this->drupalPost('admin/config/regional/language/add', $edit, t('Add custom language'));
    variable_set('locale_language_negotiation_url_part', LOCALE_LANGUAGE_NEGOTIATION_URL_PREFIX);

    // Enable URL language detection and selection.
    $edit = array('language[enabled][locale-url]' => 1);
    $this->drupalPost('admin/config/regional/language/configure', $edit, t('Save settings'));
    language_negotiation_set(LANGUAGE_TYPE_INTERFACE, array(LOCALE_LANGUAGE_NEGOTIATION_URL));

    // Reset static caching.
    drupal_static_reset('language_list');
    drupal_static_reset('locale_url_outbound_alter');
    drupal_static_reset('locale_language_url_rewrite_url');
  }

  /**
   * Creates a link field, fills it, then uses a loaded node to test paths.
   */
  public function testLanguagePrefixedPaths() {
    $this->setUpLanguage();

    // Create fields.
    // Field for absolute urls.
    $field_name_absolute = $this->createLinkField('page');

    // Field for relative urls.
    $settings = array(
      'instance[settings][absolute_url]' => FALSE,
    );
    $field_name_relative = $this->createLinkField('page', $settings);

    // Check the node edit form.
    $this->drupalGet('node/add/page');
    $this->assertField($field_name_absolute . '[und][0][title]', 'Title absolute found');
    $this->assertField($field_name_absolute . '[und][0][url]', 'URL absolute found');
    $this->assertField($field_name_relative . '[und][0][title]', 'Title relative found');
    $this->assertField($field_name_relative . '[und][0][url]', 'URL relative found');

    // Create test content.
    $url_tests = array(
      1 => array(
        'href' => 'http://dummy.com/' . $this->randomName(),
        'label' => $this->randomName(),
      ),
      2 => array(
        'href' => 'node/1',
        'label' => $this->randomName(),
      ),
      3 => array(
        'href' => 'node/1?property=value',
        'label' => $this->randomName(),
        'query' => array('property' => 'value'),
      ),
      4 => array(
        'href' => 'node/1#position',
        'label' => $this->randomName(),
        'fragment' => 'position',
      ),
      5 => array(
        'href' => 'node/1?property=value2#lower',
        'label' => $this->randomName(),
        'fragment' => 'lower',
        'query' => array('property' => 'value2'),
      ),
    );
    foreach ($url_tests as $index => &$input) {
      $this->drupalGet('node/add/page');

      $edit = array(
        'title' => $input['label'],
        $field_name_absolute . '[und][0][title]' => $input['label'],
        $field_name_absolute . '[und][0][url]' => $input['href'],
        $field_name_relative . '[und][0][title]' => $input['label'],
        $field_name_relative . '[und][0][url]' => $input['href'],
      );
      $this->drupalPost(NULL, $edit, t('Save'));
      $url = $this->getUrl();
      $input['url'] = $url;
    }

    // Change to anonymous user.
    $this->drupalLogout();

    foreach (array_slice($url_tests, 1, NULL, TRUE) as $index => $input2) {
      $node = node_load($index);
      $this->assertNotEqual(NULL, $node, "Do we have a node?");
      $this->assertEqual($node->nid, $index, "Test that we have a node.");
      $this->drupalGet('node/' . $index);

      $relative_expected = url('node/1', array('absolute' => FALSE) + $input2);
      $absolute_expected = url('node/1', array('absolute' => TRUE) + $input2);

      $absolute_result = $this->xpath('//*[contains(@class, "field-name-' . drupal_clean_css_identifier($field_name_absolute) . '")]/div/div/a/@href');
      $absolute_result = (string) reset($absolute_result);
      $this->assertEqual($absolute_result, $absolute_expected, "Absolute url output ('" . $absolute_result . "') looks as expected ('" . $absolute_expected . "')");

      $relative_result = $this->xpath('//*[contains(@class, "field-name-' . drupal_clean_css_identifier($field_name_relative) . '")]/div/div/a/@href');
      $relative_result = (string) reset($relative_result);
      $this->assertEqual($relative_result, $relative_expected, "Relative url output ('" . $relative_result . "') looks as expected ('" . $relative_expected . "')");
    }

    // Check if this works with the alias too.
    // Add a path alias for node 1.
    $path = array(
      'source' => 'node/1',
      'alias' => $url_tests[1]['label'],
    );
    path_save($path);
    // Another iteration over the same nodes - this time they should use the
    // path alias.
    foreach (array_slice($url_tests, 1, NULL, TRUE) as $index => $input2) {
      $node = node_load($index);
      $this->assertNotEqual(NULL, $node, "Do we have a node?");
      $this->assertEqual($node->nid, $index, "Test that we have a node.");
      $this->drupalGet('node/' . $index);

      $relative_expected = url('node/1', array('absolute' => FALSE) + $input2);
      $absolute_expected = url('node/1', array('absolute' => TRUE) + $input2);

      $absolute_result = $this->xpath('//*[contains(@class, "field-name-' . drupal_clean_css_identifier($field_name_absolute) . '")]/div/div/a/@href');
      $absolute_result = (string) reset($absolute_result);
      $this->assertEqual($absolute_result, $absolute_expected, "Absolute alias-url output ('" . $absolute_result . "') looks as expected ('" . $absolute_expected . "')");

      $relative_result = $this->xpath('//*[contains(@class, "field-name-' . drupal_clean_css_identifier($field_name_relative) . '")]/div/div/a/@href');
      $relative_result = (string) reset($relative_result);
      $this->assertEqual($relative_result, $relative_expected, "Relative alias-url output ('" . $relative_result . "') looks as expected ('" . $relative_expected . "')");
    }
  }

}