<?php

/**
 * @file
 * Tests for Feeds Admin UI module.
 */

/**
 * Test basic Feeds UI functionality.
 */
class FeedsUIUserInterfaceTestCase extends FeedsWebTestCase {
  public static function getInfo() {
    return array(
      'name' => 'Feeds UI user interface',
      'description' => 'Tests Feeds Admin UI module\'s GUI.',
      'group' => 'Feeds',
    );
  }

  public function setUp() {
    parent::setUp(array('php', 'locale'), array('use PHP for settings', 'administer languages'));
  }

  /**
   * UI functionality tests on disabled feeds.
   */
  public function testEditDisabledImporter() {
    // Create an importer.
    $this->createImporterConfiguration('Test feed', 'test_feed');
    // Disable the importer.
    $edit = array(
      'test_feed' => FALSE,
    );
    $this->drupalPost('admin/structure/feeds', $edit, t('Save'));
    // Try to edit the importer.
    $this->doEditFeedsConfiguration('Test feed', 'test_feed');
  }

  /**
   * UI functionality tests on
   * feeds_ui_overview(),
   * feeds_ui_create_form(),
   * Change plugins on feeds_ui_edit_page().
   */
  public function testEditFeedConfiguration() {

    // Create an importer.
    $this->createImporterConfiguration('Test feed', 'test_feed');

    // Try to edit the importer.
    $this->doEditFeedsConfiguration('Test feed', 'test_feed');

    // Check if importer is available on /import.
    $this->drupalGet('import');
    $this->assertText('Basic page');

    // Select some other plugins.
    $this->drupalGet('admin/structure/feeds/test_feed');

    $this->clickLink('Change', 0);
    $this->assertText('Select a fetcher');
    $edit = array(
      'plugin_key' => 'FeedsFileFetcher',
    );
    $this->drupalPost('admin/structure/feeds/test_feed/fetcher', $edit, 'Save');

    $this->clickLink('Change', 1);
    $this->assertText('Select a parser');
    $edit = array(
      'plugin_key' => 'FeedsCSVParser',
    );
    $this->drupalPost('admin/structure/feeds/test_feed/parser', $edit, 'Save');

    $this->clickLink('Change', 2);
    $this->assertText('Select a processor');
    $edit = array(
      'plugin_key' => 'FeedsUserProcessor',
    );
    $this->drupalPost('admin/structure/feeds/test_feed/processor', $edit, 'Save');

    // Assert changed configuration.
    $this->assertPlugins('test_feed', 'FeedsFileFetcher', 'FeedsCSVParser', 'FeedsUserProcessor');

    // Delete importer.
    $this->drupalPost('admin/structure/feeds/test_feed/delete', array(), 'Delete');
    $this->drupalGet('import');
    $this->assertNoText('Test feed');

    // Create the same importer again.
    $this->createImporterConfiguration('Test feed', 'test_feed');

    // Test basic settings settings.
    $edit = array(
      'name' => 'Syndication feed',
      'content_type' => 'page',
      'import_period' => 3600,
    );
    $this->setSettings('test_feed', NULL, $edit);

    // Assert results of change.
    $this->assertText('Syndication feed');
    $this->assertText('Your changes have been saved.');
    $this->assertText('Attached to: Basic page');
    $this->assertText('Periodic import: every 1 hour');
    $this->drupalGet('admin/structure/feeds');
    $this->assertLink('Basic page');

    // Configure processor.
    $this->setSettings('test_feed', 'FeedsNodeProcessor', array('bundle' => 'article'));
    $this->assertFieldByName('bundle', 'article');

    // Create a feed node.
    $edit = array(
      'title' => 'Development Seed',
      'feeds[FeedsHTTPFetcher][source]' => $GLOBALS['base_url'] . '/' . drupal_get_path('module', 'feeds') . '/tests/feeds/developmentseed.rss2',
      );
    $this->drupalPost('node/add/page', $edit, 'Save');
    $this->assertText('Basic page Development Seed has been created.');

    // @todo Refreshing/deleting feed items. Needs to live in feeds.test
  }

  /**
   * Tests if the user is warned when an invalid plugin is used.
   */
  public function testInvalidPlugin() {
    // Create an importer.
    $this->createImporterConfiguration('Test feed', 'test_feed');

    // Assert that there is no error message yet.
    $this->drupalGet('admin/structure/feeds/test_feed');
    $this->assertNoText('There are some issues with the importer configuration');

    // Add invalid fetcher plugin.
    $invalid_plugin = $this->randomName();
    $importer = feeds_importer('test_feed');
    $importer->addConfig(array(
      'fetcher' => array(
        'plugin_key' => $invalid_plugin,
        'config' => array(),
      ),
    ));
    $importer->save();

    // Assert error message on importer page.
    $this->drupalGet('admin/structure/feeds/test_feed');
    $this->assertText(format_string('The plugin @invalid_plugin is unavailable.', array(
      '@invalid_plugin' => $invalid_plugin,
    )));
  }

  /**
   * Tests if the user is warned when an invalid bundle is selected.
   */
  public function testInvalidBundle() {
    // Create an importer.
    $this->createImporterConfiguration('Test feed', 'test_feed');

    // Set invalid bundle.
    $invalid_bundle = drupal_strtolower($this->randomName());
    $importer = feeds_importer('test_feed');
    $importer->processor->addConfig(array(
      'bundle' => $invalid_bundle,
    ));
    $importer->save();

    // Assert error message on processor settings page.
    $this->drupalGet('admin/structure/feeds/test_feed/settings/FeedsNodeProcessor');
    $this->assertText(format_string('Invalid value @invalid_bundle for config option Bundle.', array(
      '@invalid_bundle' => $invalid_bundle,
    )));

    // But the option should still be selected.
    $this->assertFieldByName('bundle', $invalid_bundle);
  }

  /**
   * Tests if the user is warned when an invalid language is selected.
   */
  public function testInvalidLanguage() {
    // Add the Dutch language.
    $edit = array(
      'langcode' => 'nl',
    );
    $this->drupalPost('admin/config/regional/language/add', $edit, t('Add language'));

    // Create an importer.
    $this->createImporterConfiguration('Test feed', 'test_feed');
    // Change processor's language to Dutch.
    $this->setSettings('test_feed', 'FeedsNodeProcessor', array('language' => 'nl'));
    // Assert that there is no error message yet.
    $this->assertNoText('There are some issues with the importer configuration');

    // Now remove the Dutch language.
    $path = 'admin/config/regional/language/delete/nl';
    $this->drupalPost($path, array(), t('Delete'));

    // Assert error message on processor settings page.
    $this->drupalGet('admin/structure/feeds/test_feed/settings/FeedsNodeProcessor');
    $this->assertText(format_string('Invalid value @invalid_lang for config option Language.', array(
      '@invalid_lang' => 'nl',
    )));

    // But the option should still be selected.
    $this->assertFieldByName('language', 'nl');
  }

  /**
   * Tests if the user is warned when having both "Import on submission" and
   * "Periodic import" turned off.
   */
  public function testWarningPeriodicImportAndImportOnSubmissionTurnedOff() {
    // Create an importer.
    $this->createImporterConfiguration('Test feed', 'test_feed');

    $this->setSettings('test_feed', NULL, array(
      'content_type' => '',
      'import_period' => FEEDS_SCHEDULE_NEVER,
      'import_on_create' => FALSE,
    ));

    // Assert error message.
    $this->assertText(t('"@import_period" and "@import_on_create" are both turned off and the importer is not attached to a content type. Unless you have alternative methods of running imports for this importer, Feeds will not import anything for this importer.', array(
      '@import_period' => t('Periodic import'),
      '@import_on_create' => t('Import on submission'),
    )));
  }

  /**
   * Tests if the user is warned when having "Import on submission" turned off,
   * "Process in background" turned on and using the standalone form.
   */
  public function testWarningImportOnSubmissionTurnedOffAndProcessInBackgroundTurnedOn() {
    // Create an importer.
    $this->createImporterConfiguration('Test feed', 'test_feed');

    $this->setSettings('test_feed', NULL, array(
      'content_type' => '',
      'import_on_create' => FALSE,
      'process_in_background' => TRUE,
    ));

    // Assert error message.
    $this->assertText(t('Since "@import_on_create" is turned off and the importer is not attached to a content type, the "@process_in_background" setting may have no effect. When submitting the standalone form with the "@import_on_create" setting turned off, the feed is only scheduled for periodic import.', array(
      '@import_on_create' => t('Import on submission'),
      '@process_in_background' => t('Process in background'),
    )));
  }

  /**
   * Tests if the user is warned when the importer is attached to the same
   * content type as the one selected on the node processor.
   */
  public function testWarningWhenAttachImporterToContentTypeAlsoOnTheNodeProcessor() {
    // Create content type.
    $type = $this->drupalCreateContentType();
    $typename = $type->type;

    // Create an importer.
    $this->createImporterConfiguration('Test feed', 'test_feed');

    // Attach to content type.
    $this->setSettings('test_feed', NULL, array(
      'content_type' => $typename,
    ));

    // Select the same content type on the node processor.
    $this->setSettings('test_feed', 'FeedsNodeProcessor', array(
      'bundle' => $typename,
    ));

    $this->assertText('The importer is attached to the same content type as the content type selected on the node processor. Unless you have a very advanced use case, these two should never be the same.');
  }

  public function testImporterImport() {
    $name = $this->randomString();
    $id = drupal_strtolower($this->randomName());
    $this->createImporterConfiguration($name, $id);
    $this->setPlugin($id, 'FeedsCSVParser');
    $this->setPlugin($id, 'FeedsFileFetcher');
    $this->setPlugin($id, 'FeedsUserProcessor');

    $this->setSettings($id, 'FeedsFileFetcher', array('allowed_extensions' => 'xml'));
    $this->setSettings($id, 'FeedsCSVParser', array('delimiter' => '|'));
    $this->setSettings($id, 'FeedsUserProcessor', array('skip_hash_check' => TRUE));

    $this->drupalGet('admin/structure/feeds/' . $id . '/export');

    $export = $this->xpath('//textarea[1]/text()');
    $export = (string) $export[0];

    // Delete this importer.
    $this->drupalPost('admin/structure/feeds/' . $id . '/delete', array(), t('Delete'));

    // Try to import.
    $this->drupalPost('admin/structure/feeds/import', array('importer' => $export), t('Import'));

    $this->assertText("Successfully imported the $id feeds importer.");

    // Check that the settings are correct.
    $importer = feeds_importer($id);
    $this->assertEqual('FeedsFileFetcher', get_class($importer->fetcher));
    $this->assertEqual('FeedsCSVParser', get_class($importer->parser));
    $this->assertEqual('FeedsUserProcessor', get_class($importer->processor));

    $config = $importer->fetcher->getConfig();
    $this->assertEqual('xml', $config['allowed_extensions']);

    $config = $importer->parser->getConfig();
    $this->assertEqual('|', $config['delimiter']);

    $config = $importer->processor->getConfig();
    $this->assertTrue($config['skip_hash_check']);
  }

  /**
   * Tests if the user is warned when importing an importer with invalid configuration.
   */
  public function testInvalidConfigurationWhenImportingImporter() {
    $name = $this->randomString();
    $id = drupal_strtolower($this->randomName());
    $this->createImporterConfiguration($name, $id);
    $this->setPlugin($id, 'FeedsCSVParser');
    $this->setPlugin($id, 'FeedsFileFetcher');

    $this->drupalGet('admin/structure/feeds/' . $id . '/export');

    $export = $this->xpath('//textarea[1]/text()');
    $export = (string) $export[0];

    // Add in some invalid configuration in the export.
    $invalid_plugin = $this->randomName();
    $invalid_bundle = strtolower($this->randomName());
    $invalid_language = 'de';
    $export = str_replace('FeedsFileFetcher', $invalid_plugin, $export);
    $export = str_replace("'bundle' => 'article'", "'bundle' => '" . $invalid_bundle . "'", $export);
    $export = str_replace("'language' => 'und'", "'language' => '" . $invalid_language . "'", $export);

    // Delete this importer.
    $this->drupalPost('admin/structure/feeds/' . $id . '/delete', array(), t('Delete'));

    // Try to import.
    $edit = array(
      'importer' => $export,
    );
    $this->drupalPost('admin/structure/feeds/import', $edit, t('Import'));

    // Assert that the importer was not imported.
    $this->assertNoText("Successfully imported the $id feeds importer.");
    $this->assertFalse(feeds_importer_load($id), 'The importer was not created.');

    // Assert error messages.
    $this->assertText(format_string('The plugin @invalid_plugin is unavailable.', array(
      '@invalid_plugin' => $invalid_plugin,
    )));
    $this->assertText(format_string('Invalid value @invalid_bundle for config option Bundle.', array(
      '@invalid_bundle' => $invalid_bundle,
    )));
    $this->assertText(format_string('Invalid value @invalid_lang for config option Language.', array(
      '@invalid_lang' => $invalid_language,
    )));

    // Try if the importer is imported when ignoring validation.
    $edit['bypass_validation'] = 1;
    $this->drupalPost(NULL, $edit, t('Import'));

    // Assert that the importer has been imported now.
    drupal_static_reset();
    $this->assertTrue(feeds_importer_load($id) instanceof FeedsImporter, 'The importer was created.');

    // But the warnings should still be displayed.
    $this->drupalGet('admin/structure/feeds/' . $id);
    $this->assertText(format_string('The plugin @invalid_plugin is unavailable.', array(
      '@invalid_plugin' => $invalid_plugin,
    )));
    $this->assertText(format_string('Invalid value @invalid_bundle for config option Bundle.', array(
      '@invalid_bundle' => $invalid_bundle,
    )));
    $this->assertText(format_string('Invalid value @invalid_lang for config option Language.', array(
      '@invalid_lang' => $invalid_language,
    )));
  }

  /**
   * Edits an importer configuration.
   *
   * @param string $name
   *   The natural name of the feed.
   * @param string $id
   *   The persistent id of the feed.
   */
  protected function doEditFeedsConfiguration($name = 'Syndication', $id = 'syndication') {
    // Assert UI elements.
    $this->drupalGet('admin/structure/feeds/'. $id);
    $this->assertText($name);
    $this->assertText('Basic settings');
    $this->assertText('Fetcher');
    $this->assertText('HTTP Fetcher');
    $this->assertText('Parser');
    $this->assertText('Common syndication parser');
    $this->assertText('Processor');
    $this->assertText('Node processor');
    $this->assertText('Getting started');
    $this->assertRaw('admin/structure/feeds/'. $id .'/settings');
    $this->assertRaw('admin/structure/feeds/'. $id .'/settings/FeedsNodeProcessor');
    $this->assertRaw('admin/structure/feeds/'. $id .'/fetcher');
    $this->assertRaw('admin/structure/feeds/'. $id .'/parser');
    $this->assertRaw('admin/structure/feeds/'. $id .'/processor');
  }

}