function template_preprocess_views_slideshow_cycle_main_frame in Views Slideshow 8.3

Same name and namespace in other branches

1. 8.4 modules/views_slideshow_cycle/views_slideshow_cycle.theme.inc \template_preprocess_views_slideshow_cycle_main_frame()
2. 6.3 contrib/views_slideshow_cycle/views_slideshow_cycle.module \template_preprocess_views_slideshow_cycle_main_frame()
3. 7.3 contrib/views_slideshow_cycle/theme/views_slideshow_cycle.theme.inc \template_preprocess_views_slideshow_cycle_main_frame()

Views Slideshow: Theme the main frame wrapper.

File

modules/views_slideshow_cycle/views_slideshow_cycle.theme.inc, line 16

Theme & preprocess functions for the Views Slideshow: cycle module.

Code

function template_preprocess_views_slideshow_cycle_main_frame(&$vars) {
  $settings = $vars['settings'];
  $rows = $vars['rows'];
  $view = $vars['view'];
  $vss_id = $vars['vss_id'];

  // Cast the strings into int or bool as necessary.
  $new_settings = array();
  foreach ($settings as $key => $value) {
    if (is_string($value)) {
      $value = str_replace("\n", ' ', $value);
      $value = trim($value);
      if (is_numeric($value)) {
        $value = (int) $value;
      }
      elseif (strtolower($value) == 'true') {
        $value = TRUE;
      }
      elseif (strtolower($value) == 'false') {
        $value = FALSE;
      }
    }
    $new_settings[$key] = $value;
  }
  $settings = array_merge(array(
    'num_divs' => count($rows),
    'id_prefix' => '#views_slideshow_cycle_main_',
    'div_prefix' => '#views_slideshow_cycle_div_',
    'vss_id' => $vss_id,
  ), $new_settings);

  // We need to go through the current js setting values to make sure the one we
  // want to add is not already there. If it is already there then append -[num]
  // to the id to make it unique.
  $slideshow_count = 1;
  global $processedCycles;
  if (is_array($processedCycles)) {
    foreach ($processedCycles as $processedCycle) {
      if (stristr($processedCycle, '#views_slideshow_cycle_main_' . $vss_id)) {
        $slideshow_count++;
      }
    }
  }
  if ($slideshow_count > 1) {
    $vss_id .= '-' . $slideshow_count;
    $settings['vss_id'] = $vss_id;
  }

  // Load the json2 library.
  // @todo Check if there is a better way to detect optional libraries.
  $json2 = \Drupal::service('library.discovery')
    ->getLibraryByName('views_slideshow_cycle', 'json2');
  if (isset($json2['js'][0]['data']) && file_exists($json2['js'][0]['data'])) {
    $vars['#attached']['library'][] = 'views_slideshow_cycle/json2';
  }

  // Load the pause library
  // @todo Check if there is a better way to detect optional libraries.
  if (!empty($settings['pause_in_middle'])) {
    $pause = \Drupal::service('library.discovery')
      ->getLibraryByName('views_slideshow_cycle', 'jquery_pause');
    if (isset($pause['js'][0]['data']) && file_exists($pause['js'][0]['data'])) {
      $vars['#attached']['library'][] = 'views_slideshow_cycle/jquery_pause';
    }
  }

  // Load jQuery Cycle library.
  $vars['#attached']['library'][] = 'views_slideshow_cycle/jquery_cycle';

  // Load our custom cycle library.
  $vars['#attached']['library'][] = 'views_slideshow_cycle/views_slideshow_cycle';
  $vars['#attached']['drupalSettings']['viewsSlideshowCycle']['#views_slideshow_cycle_main_' . $vss_id] = $settings;
  $processedCycles['#views_slideshow_cycle_main_' . $vss_id] = '#views_slideshow_cycle_main_' . $vss_id;

  // Add hover intent library.
  // @todo Check if there is a better way to detect optional libraries.
  if ($settings['pause']) {
    $hoverIntent = \Drupal::service('library.discovery')
      ->getLibraryByName('views_slideshow', 'jquery_hoverIntent');
    if (isset($hoverIntent['js'][0]['data']) && file_exists($hoverIntent['js'][0]['data'])) {
      $vars['#attached']['library'][] = 'views_slideshow/jquery_hoverIntent';
    }
  }

  // Add the slideshow elements.
  $vars['attributes']['class'][] = 'views_slideshow_cycle_teaser_section';
  $styles = '';
  if (isset($view->display_handler->display->display_options['style_options']['views_slideshow_cycle'])) {
    $styles = $view->display_handler->display->display_options['style_options']['views_slideshow_cycle'];
  }
  $styles_default = '';
  if (isset($view->display['default']->display_options['style_options']['views_slideshow_cycle'])) {
    $styles_default = $view->display['default']->display_options['style_options']['views_slideshow_cycle'];
  }

  // Retrieve the number of items per frame.
  if (isset($styles['items_per_slide']) && $styles['items_per_slide'] > 0) {
    $items_per_slide = $styles['items_per_slide'];
  }
  elseif (isset($styles_default['items_per_slide']) && $styles_default['items_per_slide'] > 0) {
    $items_per_slide = $styles_default['items_per_slide'];
  }
  else {
    $items_per_slide = 1;
  }
  $vars['items_per_slide'] = $items_per_slide;
  $items = array();
  $index = 0;
  $vars['rendered_rows'] = '';
  foreach ($rows as $count => $item) {
    $items[] = $item;
    if (count($items) == $items_per_slide || $count == count($rows) - 1) {
      $vars['rendered_rows'][] = array(
        '#theme' => $vars['view']
          ->buildThemeFunctions('views_slideshow_cycle_main_frame_row'),
        '#vss_id' => $vss_id,
        '#items' => $items,
        '#count' => $index,
        '#view' => $vars['view'],
      );
      $items = array();
      $index++;
    }
  }
}