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<?php
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// $Id: weight.views.inc,v 1.6 2009/01/02 01:21:55 nancyw Exp $
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/**
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* @file
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* Views2 support for Weight module.
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*/
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/**
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* Implementation of hook_views_data()
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*/
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function weight_views_data() {
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$data['node_weight'] = array(
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'table' => array(
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'group' => t('Weight'),
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'join' => array(
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'node' => array(
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'table' => 'node',
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'left_field' => 'nid',
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'field' => 'nid',
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),
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),
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),
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'weight' => array(
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'real field' => 'sticky',
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'title' => t('Weight'), // The item it appears as on the UI,
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'help' => t('The node weight.'), // The help that appears on the UI,
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'field' => array(
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'handler' => 'weight_handler_field_sticky',
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'click sortable' => TRUE,
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),
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'filter' => array(
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'handler' => 'views_handler_filter_numeric',
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'label' => t('Weight'),
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),
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'sort' => array(
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'handler' => 'weight_handler_sort',
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),
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),
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);
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return $data;
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}
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/**
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* Implementation of hook_views_plugins();
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*/
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function weight_views_plugins() {
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return array(
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'style' => array(
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'weight' => array(
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'title' => t('Weight Changer'),
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'help' => t('Displays rows in a table which allows weight change. Be sure to add the Weight field and Sort by Weight.'),
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'handler' => 'views_plugin_style_table',
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'parent' => 'table',
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'path' => drupal_get_path('module', 'weight'),
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'theme' => 'weight_view_weight',
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'uses row plugin' => FALSE,
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'uses fields' => TRUE,
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'uses options' => TRUE,
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'type' => 'normal',
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),
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),
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);
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}
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/**
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* Implementation of hook_views_handlers().
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*/
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function weight_views_handlers() {
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return array(
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'info' => array(
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'path' => drupal_get_path('module', 'weight') /*.'/handlers'*/,
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),
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'handlers' => array(
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'weight_handler_field_sticky' => array(
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'parent' => 'views_handler_field_numeric',
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),
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'weight_handler_sort' => array(
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'parent' => 'views_handler_sort',
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),
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),
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);
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}
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/**
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* Display a view as a weight changing table.
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*/
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function theme_weight_view_weight($view, $rows, $type) {
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$result = $view->result;
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$rows = array();
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$options = $view->style_plugin->options;
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$handler = $view->style_plugin;
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$fields = &$view->field;
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$columns = $handler->sanitize_columns($options['columns'], $fields);
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$active = !empty($handler->active) ? $handler->active : '';
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$order = !empty($handler->order) ? $handler->order : 'asc';
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$query = tablesort_get_querystring();
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if ($query) {
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$query = '&'. $query;
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}
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foreach ($columns as $field => $column) {
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// render the header labels
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if ($field == $column && empty($fields[$field]->options['exclude'])) {
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$label = check_plain(!empty($fields[$field]) ? $fields[$field]->label() : '');
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if (empty($options['info'][$field]['sortable'])) {
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$header[$field] = $label;
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}
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else {
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// @todo -- make this a setting
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$initial = 'asc';
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if ($active == $field && $order == 'asc') {
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$initial = 'desc';
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}
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$image = theme('tablesort_indicator', $initial);
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$title = t('sort by @s', array('@s' => $label));
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$link_options = array(
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'html' => TRUE,
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'attributes' => array('title' => $title),
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'query' => 'order='. urlencode($field) .'&sort='. $initial . $query,
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);
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$header[$field] = l($label . $image, $_GET['q'], $link_options);
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}
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}
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// Create a second variable so we can easily find what fields we have and what the
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// CSS classes should be.
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$weight_fields[$field] = views_css_safe($field);
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if ($active == $field) {
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$weight_fields[$field] .= ' active';
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}
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// Render each field into its appropriate column.
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foreach ($result as $num => $row) {
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if (!empty($fields[$field]) && empty($fields[$field]->options['exclude'])) {
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$field_output = $fields[$field]->theme($row);
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// Don't bother with separators and stuff if the field does not show up.
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if (!isset($field_output) && isset($rows[$num][$column])) {
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continue;
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}
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// Place the field into the column, along with an optional separator.
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if (isset($rows[$num][$column])) {
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if (!empty($options['info'][$column]['separator'])) {
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$rows[$num][$column] .= filter_xss_admin($options['info'][$column]['separator']);
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}
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}
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else {
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$rows[$num][$column] = '';
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}
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$rows[$num][$column] .= $field_output;
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}
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}
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}
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$class = 'views-table-weight';
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if (!empty($options['sticky'])) {
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drupal_add_js('misc/tableheader.js');
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$class .= " sticky-enabled";
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}
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// Pass along the nid.
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foreach ($view->result as $count => $item) {
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$rows[$count]['nid_hidden'] = $item->nid;
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}
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$id = $view->name .'_drag';
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return drupal_get_form('weight_view_weight_form', $header, $rows, $weight_fields, $class, $id);
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}
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/**
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* Display a view as a weight changing table.
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*/
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function weight_view_weight_form(&$form_state, $header, $rows, $fields, $class, $id) {
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// Make this form draggable
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drupal_add_tabledrag($id, 'order', 'sibling', 'weight_dragger');
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$form = array('#tree' => TRUE);
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$form['#variables'] = array(
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'header' => $header,
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'class' => $class,
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'fields' => $fields,
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'id' => $id,
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);
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foreach ($rows as $count => $row) {
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if (is_numeric($count)) {
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foreach ($row as $field => $content) {
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$nid = $row['nid_hidden'];
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if (substr($field, 0, 6) == 'weight') {
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$form['rows'][$count][$field] = array(
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'#default_value' => $content,
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'#type' => 'weight',
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'#delta' => variable_get('weight_range', 20),
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);
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}
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elseif ($field != 'nid_hidden') {
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$form['rows'][$count][$field] = array(
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'#value' => $content,
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);
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}
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else {
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$form['rows'][$count][$field] = array(
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'#type' => 'hidden',
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'#value' => $content,
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);
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}
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}
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}
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}
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$form['submit'] = array('#type' => 'submit', '#value' => t('Save'));
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return $form;
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}
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/**
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* Save the changed weights.
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*/
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function weight_view_weight_form_submit($form, &$form_state) {
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foreach ($form_state['values']['rows'] as $count => $value) {
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$weight = $value['weight'];
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$nid = $value['nid_hidden'];
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$node = node_load($nid);
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if ($node->sticky) {
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$node->sticky = (-1 * $weight) + 100;
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}
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// Unweighted non-sticky nodes will have a value of -100.
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else {
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$node->sticky = (-1 * $weight) - 100;
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}
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db_query("UPDATE {node} SET sticky = %d WHERE nid = %d", $node->sticky, $nid);
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}
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drupal_set_message('Your weight changes have been saved.');
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}
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