gistfile1.php

/**
 * Display a day view.
 */
function template_preprocess_calendar_day(&$vars) {
  $vars['view']->style_with_weekno = FALSE;
  $view = $vars['view'];
  $rows = $vars['rows'];

  $item_count = 0;
  $by_hour_count = 0;
  $grouping_field = !empty($view->date_info->style_groupby_field) ? ($view->date_info->style_groupby_field) : NULL;
  $display_overlap = !empty($view->date_info->style_theme_style) && !empty($view->date_info->style_groupby_times);
  $vars['scroll_content'] = !empty($view->date_info->style_theme_style) && $view->date_info->style_theme_style == 1;

  // Add optional css
  if ($display_overlap) {
    $overlapped_items = array();
    drupal_add_css(drupal_get_path('module', 'calendar') . '/css/calendar-overlap.css');
    if (empty($view->live_preview) && !empty($vars['scroll_content'])) {
      drupal_add_js(drupal_get_path('module', 'calendar') . '/js/calendar_overlap.js');
    }
    if (empty($vars['scroll_content'])) {
      drupal_add_css(drupal_get_path('module', 'calendar') . '/css/calendar-overlap-no-scroll.css');
    }
  }

  // If we're not grouping by time, move all items into the 'all day' array.
  if (empty($view->date_info->style_groupby_times)) {
    // Items are already grouped into times, so we need to process each time-group.
    foreach ($rows['items'] as $time => $items) {
      foreach ($items as $item) {
        $rows['all_day'][] = $item;
      }
    }
    $rows['items'] = array();
  }

  $columns = array();

  // Move all_day items into the right columns and render them.
  $grouped_items = array();
  foreach ($rows['all_day'] as $item) {
    if (!empty($item->rendered_fields[$grouping_field])) {
      $column = $item->rendered_fields[$grouping_field];
      if (!in_array($column, $columns)) {
        $columns[] = $column;
      }
    }
    else {
      $column = t('Items');
    }
    $grouped_items[$column][] = theme('calendar_item', array('view' => $view, 'rendered_fields' => $item->rendered_fields, 'item' => $item));
    $item_count++;
  }
  $vars['rows']['all_day'] = $grouped_items;

  // Moved timed items into the right columns and render them.
  $start_times = $view->date_info->style_groupby_times;
  $show_empty_times = $view->date_info->style_show_empty_times;
  $end_start_time = '23:59:59';
  $start_time = array_shift($start_times);
  $next_start_time = count($start_times) ? array_shift($start_times) : $end_start_time;

  $grouped_items = array();
  foreach ($rows['items'] as &$items) {
    foreach ($items as &$item) {
      $time = date_format($item->calendar_start_date, 'H:i:s');
      if (!empty($item->rendered_fields[$grouping_field])) {
        $column = $item->rendered_fields[$grouping_field];
        if (!in_array($column, $columns)) {
          $columns[] = $column;
        }
      }
      else {
        $column = t('Items');
      }
      // Find the next time slot and fill it. Populate the skipped
      // slots if the option to show empty times was chosen.
      while ($time >= $next_start_time && $time < $end_start_time) {
        if ((!empty($show_empty_times) || $display_overlap) && !array_key_exists($start_time, $grouped_items)) {
          $grouped_items[$start_time]['values'] = array();
        }
        $start_time = $next_start_time;
        $next_start_time = count($start_times) ? array_shift($start_times) : $end_start_time;
      }
      $grouped_items[$start_time]['values'][$column][] = $item;
      if ($display_overlap) {
        $time_end = date_format($item->calendar_end_date, 'H:i:s');
        $item->time_start = $time;
        $item->time_end = $time_end;
        _calc_indents($overlapped_items, $time, $time_end, $item);
      }
      $item_count++;
      $by_hour_count++;
    }
  }

  // Finish out the day's time values if we want to see empty times.
  if (!empty($show_empty_times) || $display_overlap) {
    while ($start_time < $end_start_time && (!empty($start_time) || $display_overlap)) {
      if (empty($start_time)) {
        $start_times = $view->date_info->style_groupby_times;
        $start_time = array_shift($start_times);
        $next_start_time = array_shift($start_times);
      }
      if (!array_key_exists($start_time, $grouped_items)) {
        $grouped_items[$start_time]['values'] = array();
      }
      $start_time = $next_start_time;
      $next_start_time = count($start_times) ? array_shift($start_times) : $end_start_time;
    }
  }

  // Do the headers last, once we know what the actual values are.
  $i = 0;
  $start_times = array_keys($grouped_items);
  foreach ($start_times as $start_time) {
    $next_start_time = array_key_exists($i + 1, $start_times) ? $start_times[$i + 1] : '23:59:59';
    $variables = array(
      'start_time' => $start_time,
      'next_start_time' => $next_start_time,
      'curday_date' => $rows['date'],
    );
    $heading = theme('calendar_time_row_heading', $variables);
    $grouped_items[$start_time]['hour'] = $heading['hour'];
    $grouped_items[$start_time]['ampm'] = $heading['ampm'];
    foreach ($grouped_items[$start_time]['values'] as $column => &$items) {
      foreach ($items as $index => &$item) {
        $group_time = NULL;
        $divisor = NULL;
        if ($display_overlap) {
          if (!empty($view->style_options['groupby_times'])) {
            if ($view->style_options['groupby_times'] == 'half') {
              $group_time = 30;
              $divisor = 7.5;
            }
            elseif ($view->style_options['groupby_times'] == 'hour') {
              $group_time = 60;
              $divisor = 15;
            }
          }
          else {
            $item->class = '';
          }
          if (!empty($group_time) && !empty($divisor)) {
            $start_minute = intval(substr($start_time, 3, 2));
            $offset = round((date_format($item->date_start, 'i') - $start_minute) / $divisor);
            $duration = round(($item->date_end->format('U') - $item->date_start->format('U')) / 60 / $divisor);
            $item->class = 'd_' . $duration . ' o_' . $offset . ' i_' . $item->indent . ' md_' . min($item->max_depth, 5);
          }
        }
        $grouped_items[$start_time]['values'][$column][$index] = theme('calendar_item', array('view' => $view, 'rendered_fields' => $item->rendered_fields, 'item' => $item));
      }
    }
    $i++;
  }
  ksort($grouped_items);
  $vars['rows']['items'] = $grouped_items;

  if (empty($columns)) {
    $columns = array(t('Items'));
  }
  $vars['columns'] = $columns;

  $vars['agenda_hour_class'] = 'calendar-agenda-hour';
  $first_column_width = 10;

  if (empty($view->date_info->style_groupby_times)) {
    $vars['agenda_hour_class'] .= ' calendar-agenda-no-hours';
    $first_column_width = 1;
  }

  $vars['first_column_width'] = $first_column_width;
  if (count($columns)) {
    $vars['column_width'] = round((100 - $first_column_width)/count($columns));
  }
  else {
    $vars['column_width'] = (100 - $first_column_width);
  }
  $vars['item_count'] = $item_count;
  $vars['by_hour_count'] = $by_hour_count;
  $vars['start_times'] = $view->date_info->style_groupby_times;
  return;
}