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<?php
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/**
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* @file
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* Definition of views_handler_area_result.
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*/
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/**
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* Views area handler to display some configurable result summary.
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*
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* @ingroup views_area_handlers
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*/
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class views_handler_area_result extends views_handler_area {
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function option_definition() {
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$options = parent::option_definition();
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$options['content'] = array(
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'default' => 'Displaying @start - @end of @total',
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'translatable' => TRUE,
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);
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return $options;
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}
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function options_form(&$form, &$form_state) {
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parent::options_form($form, $form_state);
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$variables = array(
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'items' => array(
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'@start -- the initial record number in the set',
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'@end -- the last record number in the set',
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'@total -- the total records in the set',
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'@name -- the human-readable name of the view',
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'@per_page -- the number of items per page',
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'@current_page -- the current page number',
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'@current_record_count -- the current page record count',
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'@page_count -- the total page count',
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),
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);
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$list = theme('item_list', $variables);
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$form['content'] = array(
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'#title' => t('Display'),
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'#type' => 'textarea',
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'#rows' => 3,
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'#default_value' => $this->options['content'],
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'#description' => t('You may use HTML code in this field. The following tokens are supported:') . $list,
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);
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}
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/**
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* Find out the information to render.
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*/
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function render($empty = FALSE) {
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// Must have options and does not work on summaries.
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if (!isset($this->options['content']) || $this->view->plugin_name == 'default_summary') {
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return;
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}
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$output = '';
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$format = $this->options['content'];
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// Calculate the page totals.
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$current_page = (int) $this->view->get_current_page() + 1;
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$per_page = (int) $this->view->get_items_per_page();
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// @TODO: Maybe use a possible is views empty functionality.
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// Not every view has total_rows set, use view->result instead.
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$total = isset($this->view->total_rows) ? $this->view->total_rows : count($this->view->result);
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$name = check_plain($this->view->human_name);
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if ($per_page === 0) {
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$page_count = 1;
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$start = 1;
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$end = $total;
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}
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else {
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$page_count = (int) ceil($total / $per_page);
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$total_count = $current_page * $per_page;
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if ($total_count > $total) {
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$total_count = $total;
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}
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$start = ($current_page - 1) * $per_page + 1;
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$end = $total_count;
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}
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$current_record_count = ($end - $start) + 1;
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// Get the search information.
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$items = array('start', 'end', 'total', 'name', 'per_page', 'current_page', 'current_record_count', 'page_count');
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$replacements = array();
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foreach ($items as $item) {
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$replacements["@$item"] = ${$item};
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}
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// Send the output.
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if (!empty($total)) {
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$output .= filter_xss_admin(str_replace(array_keys($replacements), array_values($replacements), $format));
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}
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return $output;
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}
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}
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