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<?php
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// $Id$
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/**
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* @file
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* Provides the ability to use one view in more than one block.
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*
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* Provides the ability to use one view in more than one block by
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* allowing users to specify views arguments in the block configuration
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* form.
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*/
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/***********************************************************
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* Drupal Hooks
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*/
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/**
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* Implementation of hook_menu().
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*/
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function views_multiblock_menu($may_cache) {
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$path = drupal_get_path('module', 'views_multiblock');
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require_once("./$path/views_multiblock_views.inc");
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drupal_add_css(drupal_get_path('module', 'views_multiblock') .'/views_multiblock.css');
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$items = array();
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if ($may_cache) {
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$items[] = array('path' => 'views_multiblock/increment',
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'access' => user_access('administer nodes'),
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'callback' => 'views_multiblock_story_number',
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'callback arguments' => array('direction' => 'increment'),
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'type' => MENU_CALLBACK,
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);
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$items[] = array('path' => 'views_multiblock/decrement',
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'access' => user_access('administer nodes'),
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'callback' => 'views_multiblock_story_number',
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'callback arguments' => array('direction' => 'decrement'),
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'type' => MENU_CALLBACK,
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);
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$items[] = array(
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'path' => 'admin/settings/views_multiblock',
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'title' => t('Views_Multiblock'),
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'description' => t('These settings control the configurable global options for views_multiblock.'),
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'callback' => 'drupal_get_form',
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'callback arguments' => array('views_multiblock_admin_settings'),
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'access' => user_access('administer site configuration'),
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'type' => MENU_NORMAL_ITEM, // optional
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);
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}
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return $items;
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}
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/**
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* Implementation of hook_block().
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*/
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function views_multiblock_block($op = 'list', $delta = 0, $edit = array()) {
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switch ($op) {
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case 'list':
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for($i = 0; $i < variable_get('views_multiblock_number', 5); $i++) {
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$blocks[$i]['info'] = variable_get('views_multiblock_title_' . $i, t('Views Multiblock !d', array('!d' => $i))) . ' [vm]';
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}
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return $blocks;
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case 'configure':
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return _views_multiblock_configure_form($delta);
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case 'save':
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_views_multiblock_save_configuration($delta, $edit);
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break;
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case 'view':
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//Figure out which view we are using, and load it.
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$bypass = variable_get('views_multiblock_view_' . $delta, 0);
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if($bypass != '0') {
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$view_name = $bypass;
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} else {
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$view_name = variable_get('views_multiblock_view', 'views_multiblock');
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}
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$view = views_get_view($view_name);
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//Use the view arguments to create a list of arguments to pass to the view
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$view_arguments = $view->argument;
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$view_argument_values = views_argument_api_get_processed('views_multiblock_' . $delta, NULL, $view_name);
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$arguments = views_argument_api_get_processed('views_multiblock_' . $delta, NULL, $view_name, TRUE);
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$GLOBALS['views_multiblock_current_arguments'] = $view_argument_values;
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$syndicate = FALSE;
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foreach($view_arguments as $argument) {
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if($argument['type'] == 'node_feed') {
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$syndicate = TRUE;
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}
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}
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if (empty($view)) {
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return;
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}
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$number_of_stories = variable_get('views_multiblock_items_' . $delta, 3);
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//Pass the block delta to the view, for anything that wants it.
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$view->block_delta = $delta;
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//Get the queries used to make the view
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$path = drupal_get_path('module', 'views');
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require_once("./$path/views_query.inc");
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$view_queries = _views_build_query($view, $arguments, array());
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if(empty($view_queries['countquery'])) {
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return;
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}
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$count = db_result(call_user_func_array('db_query', array_merge(array($view_queries['countquery']), $view_queries['args'])));
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if($count == 0) {
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return;
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}
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//Use the block view so that we have control over the number of stories outputted without using the pager.
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$view_output = views_build_view('block', $view, $arguments, FALSE, $number_of_stories);
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if(empty($view_output)) {
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return;
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}
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//$view_output = theme_view($view_name, $number_of_stories, FALSE, 'block', $arguments);
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unset($GLOBALS['views_multiblock_current_arguments']);
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//Increment/Decrement Buttons
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if(user_access('administer nodes')) {
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$buttons = theme('views_multiblock_buttons', $delta, $count);
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}
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//Headers
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$header = variable_get('views_multiblock_header_' . $delta, NULL);
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if(!empty($header)) {
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$header = theme('views_multiblock_header', $header);
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}
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//Feed Icon
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$feed_icon = NULL;
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if($syndicate) {
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$url = views_get_url($view, $arguments) . '/feed';
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//$feed_icon = theme_feed_icon($url);
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$feed_icons = drupal_add_feed($url, views_get_title($view));
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$feed_icon = $feed_icons[$url];
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}
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$block['content'] = $buttons . $header . $view_output . $feed_icon;
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if($count > 0) {
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return $block;
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} else {
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return;
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}
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}
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}
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function views_multiblock_views_pre_view(&$view, $items) {
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$last_update = 0;
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foreach($items as $item) {
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if(isset($item->node_changed_changed) && $item->node_changed_changed > $last_update) {
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$last_update = $item->node_changed_changed;
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}
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}
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if($last_update > 0) {
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return theme('views_multiblock_last_update', $view, $last_update);
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}
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}
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/***********************************************************
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* Menu Callbacks
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*/
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/**
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* Admin settings callback().
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*/
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function views_multiblock_admin_settings() {
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//Default number of views_multiblock
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$form['views_multiblock_number'] = array('#title' => t('Number of blocks'),
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'#description' => t('Select the number of blocks to use on this site'),
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'#type' => 'select',
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'#options' => array(0, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40),
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'#default_value' => variable_get('views_multiblock_number', 5),
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);
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//Get all views
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$views = _views_multiblock_get_views();
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//Select a view
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$form['views_multiblock_view'] = array(
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'#title' => t('View'),
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'#type' => 'select',
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'#description' => t('Select which view to use with views_multiblock.'),
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'#options' => $views,
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'#default_value' => variable_get('views_multiblock_view', 'views_multiblock'),
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);
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return system_settings_form($form);
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}
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/**
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* Menu callback to change the nodes per block for a specific block.
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*
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* @param $direction
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* Either 'increment' or 'decrement'.
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* @param $delta
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* A block delta.
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*/
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function views_multiblock_story_number($direction, $delta) {
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$current_setting = variable_get('views_multiblock_items_' . arg(2), FALSE);
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if ($current_setting !== FALSE) {
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if ($direction == 'increment') {
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variable_set('views_multiblock_items_' . arg(2), ++$current_setting);
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}
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else {
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variable_set('views_multiblock_items_' . arg(2), --$current_setting);
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}
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}
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drupal_goto(referer_uri());
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}
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/***********************************************************
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* Theme Functions
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*/
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/**
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* Themes a set of buttons to change nodes_per_block.
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*
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* @param $delta
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* A block delta.
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* @param $count
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* The result of a views countquery for the specific block delta's view.
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* @return
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* A themed set of buttons.
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*/
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function theme_views_multiblock_buttons($delta, $count) {
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$stories_per_block = variable_get('views_multiblock_items_' . $delta, 0);
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$path = drupal_get_path('module', 'views_multiblock');
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global $base_url;
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if($stories_per_block < $count) {
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$plus = "$base_url/$path/plus.gif";
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$plus = l('<img src="' . $plus . '" />', 'views_multiblock/increment/' . $delta, array(), NULL, NULL, FALSE, TRUE);
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}
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if($stories_per_block > 1) {
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$minus = "$base_url/$path/minus.gif";
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$minus = l('<img src="' . $minus . '" />', 'views_multiblock/decrement/' . $delta, array(), NULL, NULL, FALSE, TRUE);
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}
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$buttons = '<div style="float: right; clear: both; position: relative; right: -10px; padding: 5px; border: 1px solid #ddd; background-color: #eee; margin: 5px;">' . $stories_per_block . '/' . $count . ' ' . $minus . $plus . '</div>';
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return $buttons;
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}
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/**
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* Themes a views_multiblock block header.
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*
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* @param $header
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* The header text.
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* @return
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* A themed block header.
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*/
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function theme_views_multiblock_header($header) {
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return '<div class="views_multiblock_block_header">' . $header . "</div>\n";
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}
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/**
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* Themes a last update time in a block.
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*
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* @param $view
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* A view.
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* @param $last_update
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* A timestamp that reflects the last update time.
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* @return
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* A themed last update time.
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*/
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function theme_views_multiblock_last_update($view, $last_update) {
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$delta = $view->block_delta;
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$handler = variable_get('views_multiblock_update_time_' . $delta, 'none');
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if($handler != 'none') {
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return '<div class="views_multiblock_last_update">' . t('Last updated !d', array('!d' => format_date($last_update, $handler))) . "</div>\n";
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}
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}
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/***********************************************************
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* Helper Functions
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*/
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/**
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* Returns a block configuration form.
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*
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* The block configuration form includes any form elements that
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* have been created by modules that implement the
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* hook_views_multiblock_block hook.
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*
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* @param $delta
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* A block delta.
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* @return
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* A form object for use on the block configuration page.
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*/
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function _views_multiblock_configure_form($delta) {
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if(check_plain($_POST['op']) == t('Update')) {
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variable_set('views_multiblock_view_' . $delta, $form['bypass']['view_bypass']);
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}
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$form['#multistep'] = TRUE;
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$form['#redirect'] = FALSE;
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$form['#base'] = 'block_admin_configure';
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//Figure out which view we are using, and load it.
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$bypass = variable_get('views_multiblock_view_' . $delta, 0);
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if($bypass === 0) {
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$view_name = variable_get('views_multiblock_views', 'views_multiblock');
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} else {
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$view_name = $bypass;
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}
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$view = views_get_view($view_name);
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$date_handler_options = array(
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'none' => t('None'),
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'small' => t('Small'),
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'medium' => t('Medium'),
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'large' => t('Large'),
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);
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$form['title'] = array(
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'#type' => 'textfield',
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'#title' => 'Title',
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'#default_value' => variable_get('views_multiblock_title_' . $delta, NULL),
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'#weight' => -20
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);
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$form['items'] = array(
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'#type' => 'select',
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'#title' => t('Number of items to display'),
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'#default_value' => variable_get('views_multiblock_items_' . $delta, 2) - 1,
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| 348 |
'#options' => array('1', '2', '3', '4', '5', '6', '7', '8', '9', '10'),
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);
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$form['update_time'] = array(
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'#type' => 'select',
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'#title' => t('Update time'),
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'#description' => t('Select a method for showing the last-updated time of the block.'),
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'#default_value' => variable_get('views_multiblock_update_time_' . $delta, NULL),
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| 355 |
'#options' => $date_handler_options,
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);
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| 357 |
$form['header'] = array(
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| 358 |
'#type' => 'textarea',
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| 359 |
'#title' => 'Header',
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| 360 |
'#default_value' => variable_get('views_multiblock_header_' . $delta, ''),
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| 361 |
'#description' => t('Text for the header of the block.'),
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| 362 |
);
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| 363 |
$form['bypass'] = array(
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| 364 |
'#type' => 'fieldset',
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| 365 |
'#title' => t('View'),
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| 366 |
'#collapsible' => TRUE,
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| 367 |
'#collapsed' => FALSE,
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| 368 |
);
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| 369 |
$form['bypass']['view_bypass'] = array(
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'#type' => 'select',
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| 371 |
'#title' => 'View',
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| 372 |
'#default_value' => variable_get('views_multiblock_view_' . $delta, -1),
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| 373 |
'#description' => t('Select a view to use if you wish to bypass the default.'),
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| 374 |
'#options' => array_merge(array('0' => t('--Default--')), _views_multiblock_get_views()),
|
| 375 |
);
|
| 376 |
$form['bypass']['redo_arg_form'] = array(
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| 377 |
'#type' => 'button',
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| 378 |
'#value' => t('Update'),
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| 379 |
);
|
| 380 |
|
| 381 |
//Use the view arguments to create a list of configurable options for the block
|
| 382 |
$view_arguments = $view->argument;
|
| 383 |
$form['arguments'] = array(
|
| 384 |
'#title' => t('View arguments'),
|
| 385 |
'#type' => 'fieldset',
|
| 386 |
'#collapsible' => TRUE,
|
| 387 |
'#collapsed' => FALSE,
|
| 388 |
);
|
| 389 |
|
| 390 |
$views_argument_api_form = views_argument_api_build_argument_form($view_name);
|
| 391 |
$views_argument_api_default_values = views_argument_api_get('views_multiblock_' . $delta, NULL);
|
| 392 |
|
| 393 |
foreach($views_argument_api_form as $key => $element) {
|
| 394 |
$form['arguments'][$key] = $element;
|
| 395 |
$form['arguments'][$key]['#default_value'] = $views_argument_api_default_values[$key];
|
| 396 |
}
|
| 397 |
|
| 398 |
return $form;
|
| 399 |
}
|
| 400 |
|
| 401 |
/**
|
| 402 |
* Saves the block configuration for a specific delta.
|
| 403 |
*
|
| 404 |
* The block configuration form includes any form elements that
|
| 405 |
* have been created by modules that implement the
|
| 406 |
* hook_views_multiblock_block hook. These get saved by an additional
|
| 407 |
* call to that same hook.
|
| 408 |
*
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| 409 |
* @param $delta
|
| 410 |
* A block delta.
|
| 411 |
* @param $edit
|
| 412 |
* An array, passed to hook_block as the $edit argument.
|
| 413 |
*/
|
| 414 |
function _views_multiblock_save_configuration($delta, $edit = array()) {
|
| 415 |
variable_set('views_multiblock_title_' . $delta, $edit['title']);
|
| 416 |
variable_set('views_multiblock_items_' . $delta, $edit['items'] + 1);
|
| 417 |
variable_set('views_multiblock_header_' . $delta, $edit['header']);
|
| 418 |
variable_set('views_multiblock_view_' . $delta, $edit['view_bypass']);
|
| 419 |
variable_set('views_multiblock_update_time_' . $delta, $edit['update_time']);
|
| 420 |
|
| 421 |
|
| 422 |
//Figure out which view we are using, and load it.
|
| 423 |
$bypass = variable_get('views_multiblock_view_' . $delta, 0);
|
| 424 |
|
| 425 |
if($bypass === 0) {
|
| 426 |
$view_name = variable_get('views_multiblock_views', 'views_multiblock');
|
| 427 |
} else {
|
| 428 |
$view_name = $bypass;
|
| 429 |
}
|
| 430 |
|
| 431 |
//Save module-specific argument settings
|
| 432 |
views_argument_api_save_arguments('views_multiblock_' . $delta, $edit, $view_name);
|
| 433 |
}
|
| 434 |
|
| 435 |
/**
|
| 436 |
* Returns a list of views, including default views.
|
| 437 |
* @return
|
| 438 |
* An array of view names, keyed by view name.
|
| 439 |
*/
|
| 440 |
function _views_multiblock_get_views() {
|
| 441 |
$views = array();
|
| 442 |
$qs = db_query("SELECT v.vid, v.name FROM {view_view} v");
|
| 443 |
while($obj = db_fetch_object($qs)) {
|
| 444 |
$views[$obj->name] = $obj->name;
|
| 445 |
}
|
| 446 |
$default_views = module_invoke_all('views_default_views');
|
| 447 |
foreach($default_views as $default_view) {
|
| 448 |
$views[$default_view->name] = $default_view->name;
|
| 449 |
}
|
| 450 |
|
| 451 |
return $views;
|
| 452 |
}
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