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@oniksfly
Last active August 29, 2015 14:18
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Drupal "Show all" pager
// Part of pager_all.module Drupal 7
/**
* Implements hook_custom_theme().
*/
function pager_all_theme() {
return array(
'pager_all' => array(
'variables' => array(),
)
);
}
function theme_pager_all($variables) {
$text = $variables['text'];
$text_one_page = $variables['text_one_page'];
$parameters = $variables['parameters'];
$parameters['show_all'] = !filter_input(INPUT_GET, 'show_all', FILTER_VALIDATE_BOOLEAN);
$query = drupal_get_query_parameters($parameters, array());
if ($query_pager = pager_get_query_parameters()) {
unset($query_pager['show_all']);
$query = array_merge($query, $query_pager);
}
$attributes['href'] = url($_GET['q'], array('query' => $query));
return '<a' . drupal_attributes($attributes) . '>' . check_plain($parameters['show_all'] ? $text : $text_one_page) . '</a>';
}
/**
* Implements hook_views_pre_build().
*/
function pager_all_views_pre_build(&$view) {
if (filter_input(INPUT_GET, 'show_all', FILTER_VALIDATE_BOOLEAN)) {
$view->set_items_per_page(db_select($view->base_table, 't')->fields('t', array($view->base_field))->execute()->rowCount());
}
}
/*
Override default pager
*/
function THEME_NAME_pager($variables) {
$tags = $variables['tags'];
$element = $variables['element'];
$parameters = $variables['parameters'];
$quantity = $variables['quantity'];
global $pager_page_array, $pager_total;
// Calculate various markers within this pager piece:
// Middle is used to "center" pages around the current page.
$pager_middle = ceil($quantity / 2);
// current is the page we are currently paged to
$pager_current = $pager_page_array[$element] + 1;
// first is the first page listed by this pager piece (re quantity)
$pager_first = $pager_current - $pager_middle + 1;
// last is the last page listed by this pager piece (re quantity)
$pager_last = $pager_current + $quantity - $pager_middle;
// max is the maximum page number
$pager_max = $pager_total[$element];
// End of marker calculations.
// Prepare for generation loop.
$i = $pager_first;
if ($pager_last > $pager_max) {
// Adjust "center" if at end of query.
$i = $i + ($pager_max - $pager_last);
$pager_last = $pager_max;
}
if ($i <= 0) {
// Adjust "center" if at start of query.
$pager_last = $pager_last + (1 - $i);
$i = 1;
}
// End of generation loop preparation.
$li_first = theme('pager_first', array('text' => (isset($tags[0]) ? $tags[0] : t('« first')), 'element' => $element, 'parameters' => $parameters));
$li_previous = theme('pager_previous', array('text' => (isset($tags[1]) ? $tags[1] : t('‹ previous')), 'element' => $element, 'interval' => 1, 'parameters' => $parameters));
$li_next = theme('pager_next', array('text' => (isset($tags[3]) ? $tags[3] : t('next ›')), 'element' => $element, 'interval' => 1, 'parameters' => $parameters));
$li_last = theme('pager_last', array('text' => (isset($tags[4]) ? $tags[4] : t('last »')), 'element' => $element, 'parameters' => $parameters));
if (!$li_first) { $li_first = sprintf('<span class="disabled">%s</span>', (isset($tags[0]) ? $tags[0] : t('« first')));}
if (!$li_previous) { $li_previous = sprintf('<span class="disabled">%s</span>', (isset($tags[1]) ? $tags[1] : t('‹ previous')));}
if (!$li_next) { $li_next = sprintf('<span class="disabled">%s</span>', (isset($tags[3]) ? $tags[3] : t('next ›')));}
if (!$li_last) { $li_last = sprintf('<span class="disabled">%s</span>', (isset($tags[4]) ? $tags[4] : t('last »')));}
$show_active_pager = $pager_total[$element] > 1;
$show_static_pager = filter_input(INPUT_GET, 'show_all', FILTER_VALIDATE_BOOLEAN);
if ($li_first) {
$items[] = array(
'class' => array('pager-first'),
'data' => $li_first,
);
}
if ($li_previous) {
$items[] = array(
'class' => array('pager-previous'),
'data' => $li_previous,
);
}
if ($show_active_pager) {
if ($i != $pager_max) {
if ($i > 1) {
$items[] = array(
'class' => array('pager-ellipsis'),
'data' => '…',
);
}
// Now generate the actual pager piece.
for (; $i <= $pager_last && $i <= $pager_max; $i++) {
if ($i < $pager_current) {
$items[] = array(
'class' => array('pager-item'),
'data' => theme('pager_previous', array('text' => $i, 'element' => $element, 'interval' => ($pager_current - $i), 'parameters' => $parameters)),
);
}
if ($i == $pager_current) {
$items[] = array(
'class' => array('pager-current'),
'data' => $i,
);
}
if ($i > $pager_current) {
$items[] = array(
'class' => array('pager-item'),
'data' => theme('pager_next', array('text' => $i, 'element' => $element, 'interval' => ($i - $pager_current), 'parameters' => $parameters)),
);
}
}
if ($i < $pager_max) {
$items[] = array(
'class' => array('pager-ellipsis'),
'data' => '…',
);
}
}
} else {
$items[] = array(
'class' => array('pager-current'),
'data' => 1,
);
}
if ($li_next) {
$items[] = array(
'class' => array('pager-next'),
'data' => $li_next,
);
}
if ($li_last) {
$items[] = array(
'class' => array('pager-last'),
'data' => $li_last,
);
}
// Show all
$items[] = array(
'class' => array('pager-all'),
'data' => theme('pager_all', array('text' => t('All'), 'text_one_page' => t('By pages'), 'element' => $element, 'parameters' => $parameters)),
);
if ($show_active_pager) {
return '<h2 class="element-invisible">' . t('Pages') . '</h2>' . theme('item_list', array(
'items' => $items,
'attributes' => array('class' => array('pager')),
));
} elseif ($show_static_pager) {
return '<h2 class="element-invisible">' . t('Pages') . '</h2>' . theme('item_list', array(
'items' => $items,
'attributes' => array('class' => array('pager')),
));
}
}
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