caw_events_tweaks.module

<?php
/**
 * @file
 * Various tweaks for Cardinal At Work Calendar functionality.
 */

/**
 * Implements hook_init().
 */
function caw_events_tweaks_init() {

  $a0 = arg(0);
  $a1 = arg(1);
  $a2 = arg(2);
  $mini = isset($_REQUEST['mini']) ? check_plain($_REQUEST['mini']) : NULL;
  // Need to add some logic for day vs month as forward/back button on calendar block
  // gives day argument when choosing the last month after choosing a day.
  if (!empty($mini)) {
    $date_exp = explode("-", $mini);
    if (count($date_exp) >= 3) {
      $day = TRUE;
    }
    else {
      $day = FALSE;
    }
  }

  // Day views
  if ($a0 == "events" && $a1 == "day" && !empty($mini) && ($day == TRUE)) {
    drupal_goto($a0 . "/" . $a1 . "/" . $mini);
  }

  // Month views
  if ($a0 == "events" && ($a1 == "day" || $a1 == "month") && !empty($mini) && ($day == FALSE)) {
    drupal_goto($a0 . "/month/" . $mini);
  }

  // Landing page
  if (request_path() == "events/upcoming-events" && !empty($mini)) {
    drupal_goto("events/month/" . $mini);
  }

}

/**
 * Alter all the things!.
 * @param  [type] $view [description]
 * @return [type]       [description]
 */
function caw_events_tweaks_views_pre_build(&$view) {

  if ($view->name == "cardinal_at_work_stanford_events_calendar" && $view->current_display == "block_1") {
    drupal_add_css(drupal_get_path('module', 'caw_events_tweaks') . "/css/caw_events_tweaks.css");
    caw_events_tweaks_add_js_settings();
    caw_events_tweaks_pass_args($view);
  }

  caw_events_tweaks_replace_header_text($view);

}

/**
 * Adds JS settings to drupal settings
 * @return [type] [description]
 */
function caw_events_tweaks_add_js_settings() {
  $a0 = arg(0);
  $a1 = arg(1);
  $a2 = arg(2);

  // Add some helper JS.
  $settings = array(
    'seatvpb' => array(
      'arg0' => $a0,
      'arg1' => $a1,
    )
  );

  // Tell the javascript to execute or 'run'.
  if (($a1 == "month" || $a1 == "day") && $a0 == "events") {
    $settings['seatvpb']['runrun'] = "run";
  }

  // On the landing page as well i guess.
  if (request_path() == "events/upcoming-events") {
    $settings['seatvpb']['runrun'] = "run";
  }

  drupal_add_js($settings, 'setting');
}

/**
 * If the calendar block is on a month display page we need to change the
 * default day to what the contextual argument is.
 * @param  view object
 */
function caw_events_tweaks_pass_args(&$view) {
  $date = arg(2);

  // Protect against day values;
  $date_exp = explode("-", $date);
  if (count($date_exp) >= 3) {
    $date = $date_exp[0] . "-" . $date_exp[1];
  }

  $view->set_arguments(array($date));
}

/**
 * Replaces text with real dates
 * @return [type] [description]
 */
function caw_events_tweaks_replace_header_text(&$view) {

  if (!isset($view->header["area_text_custom"]->options['content'])) {
    return;
  }

  $month_text = date('F', strtotime($view->args[0]));
  $day_text = date('F d', strtotime($view->args[0]));
  $view->header["area_text_custom"]->options['content'] = str_replace('[month-replace]', $month_text, $view->header["area_text_custom"]->options['content']);
  $view->header["area_text_custom"]->options['content'] = str_replace('[day-replace]', $day_text, $view->header["area_text_custom"]->options['content']);


}


/**
 * [hook_views_query_alter description]
 * @param  [type] $view  [description]
 * @param  [type] $query [description]
 * @return [type]        [description]
 */
function caw_events_tweaks_views_query_alter(&$view, &$query) {
  // Find all combine fields and make them case insensitive.
  foreach ($query->where as $group_key => $group) {
    foreach ($group['conditions'] as $key => $condition) {
      if (is_string($condition['field']) && (preg_match('/:views_combine/', $condition['field']))) {
        $query->where[$group_key]['conditions'][$key]['field'] = $condition['field'] . ' COLLATE utf8_general_ci';
      }
    }
  }
}