function template_preprocess_date_navigation in Date 7
Same name and namespace in other branches
- 6.2 theme/theme.inc \template_preprocess_date_navigation()
- 6 theme/theme.inc \template_preprocess_date_navigation()
Preprocessor to construct back and next navigation from the date argument.
File
- date_views/
theme/ theme.inc, line 11 - Theme files for Date API.
Code
function template_preprocess_date_navigation(&$vars) {
$view = $vars['view'];
$next_args = $view->args;
$prev_args = $view->args;
$pos = $view->date_info->date_arg_pos;
$min_date = is_object($view->date_info->min_date) ? $view->date_info->min_date : date_now();
$max_date = is_object($view->date_info->max_date) ? $view->date_info->max_date : date_now();
if (empty($view->date_info->hide_nav)) {
$prev_date = clone $min_date;
date_modify($prev_date, '-1 ' . $view->date_info->granularity);
$next_date = clone $min_date;
date_modify($next_date, '+1 ' . $view->date_info->granularity);
$format = array(
'year' => 'Y',
'month' => 'Y-m',
'day' => 'Y-m-d',
);
switch ($view->date_info->granularity) {
case 'week':
$next_week = date_week(date_format($next_date, 'Y-m-d'));
$prev_week = date_week(date_format($prev_date, 'Y-m-d'));
$next_arg = date_format($next_date, 'Y-\\W') . $next_week;
$prev_arg = date_format($prev_date, 'Y-\\W') . $prev_week;
break;
default:
$next_arg = date_format($next_date, $format[$view->date_info->granularity]);
$prev_arg = date_format($prev_date, $format[$view->date_info->granularity]);
}
$next_path = str_replace($view->date_info->date_arg, $next_arg, $view->date_info->url);
$prev_path = str_replace($view->date_info->date_arg, $prev_arg, $view->date_info->url);
$next_args[$pos] = $next_arg;
$prev_args[$pos] = $prev_arg;
$vars['next_url'] = date_real_url($view, NULL, $next_arg);
$vars['prev_url'] = date_real_url($view, NULL, $prev_arg);
$vars['next_options'] = $vars['prev_options'] = array();
}
else {
$next_path = '';
$prev_path = '';
$vars['next_url'] = '';
$vars['prev_url'] = '';
$vars['next_options'] = $vars['prev_options'] = array();
}
// Check whether navigation links would point to
// a date outside the allowed range.
if (!empty($next_date) && !empty($vars['next_url']) && date_format($next_date, 'Y') > $view->date_info->max_allowed_year) {
$vars['next_url'] = '';
}
if (!empty($prev_date) && !empty($vars['prev_url']) && date_format($prev_date, 'Y') < $view->date_info->min_allowed_year) {
$vars['prev_url'] = '';
}
$vars['prev_options'] += array(
'attributes' => array(),
);
$vars['next_options'] += array(
'attributes' => array(),
);
$prev_title = '';
$next_title = '';
// Build next/prev link titles.
switch ($view->date_info->granularity) {
case 'year':
$prev_title = t('Navigate to previous year');
$next_title = t('Navigate to next year');
break;
case 'month':
$prev_title = t('Navigate to previous month');
$next_title = t('Navigate to next month');
break;
case 'week':
$prev_title = t('Navigate to previous week');
$next_title = t('Navigate to next week');
break;
case 'day':
$prev_title = t('Navigate to previous day');
$next_title = t('Navigate to next day');
break;
}
$vars['prev_options']['attributes'] += array(
'title' => $prev_title,
);
$vars['next_options']['attributes'] += array(
'title' => $next_title,
);
// Add nofollow for next/prev links.
$vars['prev_options']['attributes'] += array(
'rel' => 'nofollow',
);
$vars['next_options']['attributes'] += array(
'rel' => 'nofollow',
);
$link = FALSE;
// Month navigation titles are used as links in the block view.
if (!empty($view->date_info->block) && $view->date_info->granularity == 'month') {
$link = TRUE;
}
$params = array(
'granularity' => $view->date_info->granularity,
'view' => $view,
'link' => $link,
);
$nav_title = theme('date_nav_title', $params);
$vars['nav_title'] = $nav_title;
$vars['block'] = !empty($view->date_info->block);
}