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<?php
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// $Id: views_filterblock.module,v 1.5 2007/08/11 22:31:56 douggreen Exp $
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/** @file
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* A simple module that uses javascript to reposition the views placeholder
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* in a block
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*/
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include_once(drupal_get_path('module', 'views') .'/views_cache.inc');
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/**
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* Implementation of hook_menu()
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*/
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function views_filterblock_menu($may_cache) {
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$items['admin/settings/views_filterblock'] = array(
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'title' => t('Views Filter Block'),
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'description' => t('Move the views filter form to a block.'),
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'page callback' => 'drupal_get_form',
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'page arguments' => 'views_filterblock_settings',
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'access arguments' => array('administer site configuration'),
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'type' => MENU_NORMAL_ITEM, // optional
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);
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return $items;
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}
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function views_filterblock_settings() {
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$form['views_filterblock_num'] = array(
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'#type' => 'select',
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'#title' => t('Number of Blocks'),
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'#options' => drupal_map_assoc(range(1, 10)),
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'#default_value' => variable_get('views_filterblock_num', 1),
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'#description' => t('Select the number of blocks'),
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);
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return system_settings_form($form);
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}
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/**
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* Implementation of hook_block().
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*/
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function views_filterblock_block($op = 'list', $delta = 0, $edit = array() ) {
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if ($op == 'list') {
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for ($i = 0; $i < variable_get('views_filterblock_num', 1); $i ++) {
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$blocks[$i]['info'] = t('Views Filter Block.!i', array('!i' => $i));
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}
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return $blocks;
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}
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elseif ($op == 'configure') {
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$options[''] = '-- Select One --';
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$result = db_query('SELECT * FROM {view_view} WHERE page=1');
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while ($view = db_fetch_object($result)) {
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$options[$view->name] = $view->description ? $view->description : $view->name;
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$used[$view->name] = true;
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}
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$default_views = _views_get_default_views();
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foreach ($default_views as $name => $view) {
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if ($view->page && !$used[$view->name]) {
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$options[$view->name] = $view->description;
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}
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}
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asort($options);
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$var = 'views_filterblock_view';
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$form[$var] = array(
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'#type' => 'select',
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'#title' => t('View'),
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'#options' => $options,
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'#default_value' => variable_get("$var.$delta", ''),
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'#description' => t('Select a View whose filter you want to display in the block'),
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);
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return $form;
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}
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elseif ($op == 'save') {
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$var = 'views_filterblock_view';
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variable_set("$var.$delta", $edit[$var]);
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}
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elseif ($op == 'view') {
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$block['content'] = _views_filterblock_block($delta);
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return $block;
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}
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}
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function _views_filterblock_block($delta) {
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// TODO: this needs to be rewritten for Drupal 5.0
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if ($name = variable_get("views_filterblock_view.$delta", '')) {
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if ($view = views_get_view($name)) {
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return drupal_get_form('views_filterblock', $view);
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}
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}
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}
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function views_filterblock($view) {
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$form = views_filters($view);
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$form['#action'] = url($view->url);
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$form['#views_filterblock'] = true;
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return $form;
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}
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function views_filterblock_theme() {
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return array(
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'views_filterblock' => array(
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'arguments' => array('form'),
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),
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'views_filterblock_output' => array(
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'arguments' => array('form'),
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),
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);
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}
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function theme_views_filterblock($form) {
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$view = $form['view']['#value'];
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// make the 'q' come first
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$output = drupal_render($form['q']);
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foreach ($view->exposed_filter as $count => $filter) {
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$newform["fieldset$count"] = array(
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'#type' => 'fieldset',
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'#title' => $filter['label'],
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'#collapsible' => true,
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'#weight' => $count - 1000, // we'll never have this many filters
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);
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$newform["fieldset$count"]['#collapsed'] = TRUE;
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}
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foreach ($form as $field => $value) {
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if (preg_match('/(op|filter)([0-9]+)/', $field, $match)) {
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$curcount = $match[2];
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$newform["fieldset$curcount"][$field] = $value;
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if (!isset($newform["fieldset$curcount"]['#weight'])) {
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$newform["fieldset$curcount"]['#weight'] = $value['#weight'];
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}
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}
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else {
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if ($field == 'submit' || drupal_substr($field, 0, 1) == '#') {
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unset($curcount);
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}
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if (isset($curcount)) {
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$newform["fieldset$curcount"][$field] = $value;
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}
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else {
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$newform[$field] = $value;
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}
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}
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}
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foreach ($view->exposed_filter as $count => $filter) {
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if ($filter['is_default']) {
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$newform["fieldset$count"]['#collapsed'] = FALSE;
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$open = TRUE;
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}
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else {
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$value = $newform["fieldset$count"]["filter$count"]['#default_value'];
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if (isset($value)) {
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if (is_array($value)) {
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foreach ($value as $key => $item) {
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if ($item != '') {
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$newform["fieldset$count"]['#collapsed'] = FALSE;
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$open = TRUE;
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}
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}
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}
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elseif ($value != '') {
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$newform["fieldset$count"]['#collapsed'] = FALSE;
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$open = TRUE;
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}
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}
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}
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}
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if (!$open) {
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$newform["fieldset0"]['#collapsed'] = FALSE;
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}
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return theme('views_filterblock_output', $newform);
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}
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function theme_views_filterblock_output($form) {
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return drupal_render($form);
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}
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/**
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* Implementation of hook_form_alter().
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*/
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function views_filterblock_form_alter(&$form, $form_state, $form_id) {
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if ($form_id == 'views_filters') {
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/**
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* Hide the form displayed as part of the view, when the
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* filterform is displayed in a block
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*/
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$name = $form['view']['#value']->name;
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if (!$form['#views_filterblock']) {
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foreach (array('content', 'left', 'right', 'header', 'footer') as $region) {
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foreach (block_list($region) as $block) {
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if ($block->module == 'views_filterblock' && variable_get("views_filterblock_view.$block->delta", '') == $name) {
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$form['#type'] = 'hidden';
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return;
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}
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}
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}
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}
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}
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}
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