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<?php
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// $Id $
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drupal_add_js(drupal_get_path('module','slicedbook_navigation') . '/script.js','module');
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/**
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* Implementation of hook_help().
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*/
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function slicedbook_navigation_help($section = '') {
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$output = '';
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switch ($section) {
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case "admin/help#slicedbook_navigation" :
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$output = t("<p>Slice book navigation into blocks (one per level)</p>");
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break;
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}
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return $output;
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}
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function slicedbook_navigation_nodeapi(&$node, $op, $teaser = NULL, $page = NULL) {
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switch ($op) {
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case 'update':
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db_query("DELETE FROM {slicedbook_navigation} WHERE nid = %d", $node->nid);
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case 'insert':
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if (isset($node->subclass)) {
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db_query("INSERT INTO {slicedbook_navigation} (nid, attribute) VALUES (".$node->nid.", '".$node->subclass."')");
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} else {
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db_query("INSERT INTO {slicedbook_navigation} (nid, attribute) VALUES (".$node->nid.", '')");
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}
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break;
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case 'delete':
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db_query('DELETE FROM {slicedbook_navigation} WHERE nid = %d', $node->nid);
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break;
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case 'load':
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$object = new stdClass();
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$object->subclass = slicedbook_navigation_get_subclass($node->nid);
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return array('subclass' => $object->subclass);
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case 'view':
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| 43 |
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break;
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}
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}
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function slicedbook_navigation_get_subclass($nid) {
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$query = "SELECT attribute FROM {slicedbook_navigation} WHERE nid = ".$nid;
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$result = db_query($query);
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$subclass = db_result($result);
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return $subclass;
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}
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function slicedbook_navigation_form_alter($form_id, &$form) {
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switch ($form_id) {
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case 'book_node_form' :
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$form['slicedbook_navigation'] = array(
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'#type' => "fieldset",
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'#title' => t("Sliced Book Navigation"),
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'#weight' => "100",
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'#collapsible' => true,
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'#collapsed' => true,
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);
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$form['slicedbook_navigation']['subclass'] = array(
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'#type' => "textfield",
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'#title' => t("Item subclass"),
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'#required' => "0",
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'#default_value' => $form['#node']->subclass,
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);
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break;
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}
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return $form;
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}
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/**
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* Implementation of hook_perm().
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*/
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function slicedbook_navigation_perm() {
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return array('access content');
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}
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/**
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* Implementation of hook_menu().
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*/
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function slicedbook_navigation_menu() {
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$items = array();
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$items[] = array(
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'path' => 'admin/settings/slicedbook_navigation',
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'title' => t('Sliced Book Navigation'),
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'description' => t('Specify the book to divide into block per level.'),
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'callback' => 'drupal_get_form',
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'callback arguments' => 'slicedbook_navigation_admin',
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'access' => user_access('access administration pages'),
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'type' => MENU_NORMAL_ITEM,
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);
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return $items;
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}
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/**
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* Administration form.
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*/
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function slicedbook_navigation_admin() {
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$form = array();
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$book_options = slicedbook_navigation_get_book_root();
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$nodes_to_blocks = variable_get('slicedbook_navigation_nodes_to_blocks',array());
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$block_table = '<table><th>Nid</th><th>Depth</th>';
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foreach($nodes_to_blocks as $node){
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$block_table.= '<tr><td>' . $node['nid'] . '</td><td>' . $node['depth'] . '</td></tr>';
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}
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$block_table.= '</table>';
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$form['menu_multiple_blocks_config_book'] = array(
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'#type' => 'select',
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'#title' => t('Book to divide into blocks'),
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'#default_value' => variable_get('menu_multiple_blocks_config_book', 0),
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'#options' => $book_options,
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'#description' => t('The book you select will be explode in multiple level blocks'),
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);
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$form['slicedbook_navigation_default_book_id'] = array(
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'#type' => 'textfield',
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'#title' => t('Default book id'),
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'#default_value' => variable_get('slicedbook_navigation_default_book_id', -1),
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'#description' => t('The default book id when visiting a non-book node'),
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);
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$form['slicedbook_navigation_node'] = array(
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'#type' => 'select',
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'#title' => t('Node to divide into a block'),
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'#options' => book_toc(0),
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'#description' => t('The book will be exploded at the node you have selected'),
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);
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$form['slicedbook_navigation_depth'] = array(
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'#type' => 'select',
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'#title' => t('Levels down to go'),
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'#options' => array(0,1,2,3,4,5,6,7,8,9,10),
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'#description' => t('This is how many levels deep navigation will be rendered (0 = unlimited)'),
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'#suffix' => 'Current Blocks Generated from Split: <br />' . $block_table,
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);
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$form['slicedbook_navigation_reset'] = array(
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'#type' => 'checkbox',
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'#title' => t('Reset generated blocks'),
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'#description' => t('This will clear all blocks generated via this method'),
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);
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return system_settings_form($form);
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}
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function slicedbook_navigation_admin_submit($form_id, $form_values){
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variable_set('menu_multiple_blocks_config_book',$form_values['menu_multiple_blocks_config_book']);
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variable_set('slicedbook_navigation_default_book_id',$form_values['slicedbook_navigation_default_book_id']);
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if($form_values['slicedbook_navigation_reset'] == true){
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$nodes_to_blocks = array();
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}else{
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$nodes_to_blocks = variable_get('slicedbook_navigation_nodes_to_blocks', array());
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$nodes_to_blocks[] = array('nid' => $form_values['slicedbook_navigation_node'],'depth' => $form_values['slicedbook_navigation_depth']);
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}
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variable_set('slicedbook_navigation_nodes_to_blocks',$nodes_to_blocks);
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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 slicedbook_navigation_block($op = 'list', $delta = 0) {
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$book_id = variable_get('menu_multiple_blocks_config_book', 0);
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$GLOBALS['book_tree'] = slicedbook_navigation_get_tree($book_id);
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$active_book_id = slicedbook_navigation_get_active_id();
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$book_tree = slicedbook_navigation_get_subtree($book_id);
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$active_book_depth = slicedbook_navigation_get_active_depth($active_book_id, $book_tree);
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$book_depth = slicedbook_navigation_get_depth($book_tree);
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$active_book_branche = slicedbook_navigation_get_branch($active_book_id, $book_tree);
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$nodes_to_blocks = variable_get('slicedbook_navigation_nodes_to_blocks',array());
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if ($op == "list") {
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for ($j = 0; $j <= $book_depth; $j++) {
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$block[$j]["info"] = $GLOBALS['book_tree'][$book_id]->title ."_". t("level") ."_". $j;
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}
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foreach($nodes_to_blocks as $key => $node){
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$tmpnode = node_load($node['nid']);
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$block[$book_depth + 1 + $key]['info'] = 'Block ' . $tmpnode->title . '(' . $node['nid'] . '): depth ' . $node['depth'];
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}
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return $block;
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}
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elseif ($op == "view") {
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for ($i = 0; $i <= $book_depth; $i++) {
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if ($delta == $i) {
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$block['subject'] = "";
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$block['content'] = slicedbook_navigation_generate_level($active_book_id, $i, $book_tree, $active_book_branche, $depth);
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return $block;
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}
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}
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foreach($nodes_to_blocks as $key => $node){
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| 198 |
if ($delta == ($book_depth + 1 + $key) ) {
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| 199 |
if($node['nid'] != 0){
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$tmpnode = node_load($node['nid']);
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$title = $tmpnode->title;
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}else{
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$title = '';
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}
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$block['subject'] = $title;
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$block['content'] = _slicedbook_navigation_walk_tree($node['nid'],$node['depth']);
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return $block;
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}
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}
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}
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}
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| 212 |
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| 213 |
/**
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| 214 |
* Return the available books root.
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*/
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function slicedbook_navigation_get_book_root() {
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$result = db_query(db_rewrite_sql('SELECT n.nid, n.title, b.weight FROM {node} n INNER JOIN {book} b ON n.vid = b.vid WHERE b.parent = 0 AND n.status = 1 ORDER BY b.weight, n.title'));
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$books = array(0 => t("None"));
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while ($node = db_fetch_object($result)) {
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$books[$node->nid] = $node->title;
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}
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return $books;
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}
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/**
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| 228 |
* Return the active book item id.
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*/
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function slicedbook_navigation_get_active_id() {
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| 231 |
$path = slicedbook_navigation_get_active_path();
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| 233 |
if (preg_match("/node/", $path)) {
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$book_id = str_replace("node/", "", $path);
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}
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else {
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$book_id = -1;
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$default_book_id = variable_get("slicedbook_navigation_default_book_id", -1);
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| 239 |
if ($default_book_id > 0) {
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$book_id = $default_book_id;
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}
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}
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return $book_id;
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}
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| 246 |
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| 247 |
/**
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| 248 |
* Return the active path looking at url.
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*/
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| 250 |
function slicedbook_navigation_get_active_path() {
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| 251 |
$page = "";
|
| 252 |
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| 253 |
$path = $_GET['q'];
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| 254 |
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| 255 |
return $path;
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}
|
| 257 |
|
| 258 |
/**
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| 259 |
* Make a well formated tree from the database
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| 260 |
*
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| 261 |
* @param $book_id
|
| 262 |
* The id of the book to get the tree of.
|
| 263 |
*/
|
| 264 |
function slicedbook_navigation_get_tree_from_db($book_id = array()) {
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| 265 |
$tab_book_id = slicedbook_navigation_array_2_list($book_id);
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| 266 |
$result = db_query('SELECT n.nid, n.title, b.parent FROM {node} n INNER JOIN {book} b ON n.vid = b.vid WHERE n.nid IN '.$tab_book_id.' ORDER BY b.weight');
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| 267 |
while ($row = db_fetch_object($result)) {
|
| 268 |
$node[$row->nid] = $row;
|
| 269 |
}
|
| 270 |
|
| 271 |
return $node;
|
| 272 |
}
|
| 273 |
|
| 274 |
/**
|
| 275 |
*
|
| 276 |
*/
|
| 277 |
function slicedbook_navigation_get_tree($book_id) {
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| 278 |
if (isset($GLOBALS['book_tree'])) {
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| 279 |
return $GLOBALS['book_tree'];
|
| 280 |
}
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| 281 |
else {
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| 282 |
$query = "SELECT nid FROM {book}";
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| 283 |
$result = db_query($query);
|
| 284 |
|
| 285 |
while ($node = db_fetch_array($result)) {
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| 286 |
$tree[$node['nid']] = $node['nid'];
|
| 287 |
$tab_id[] = $node['nid'];
|
| 288 |
}
|
| 289 |
|
| 290 |
$book = slicedbook_navigation_get_tree_from_db($tab_id);
|
| 291 |
|
| 292 |
foreach ($book as $key => $page) {
|
| 293 |
$children = slicedbook_navigation_get_children($page->nid, $book);
|
| 294 |
if (isset($children)) {
|
| 295 |
$book[$key]->children = $children;
|
| 296 |
}
|
| 297 |
}
|
| 298 |
|
| 299 |
return $book;
|
| 300 |
}
|
| 301 |
}
|
| 302 |
|
| 303 |
/**
|
| 304 |
*
|
| 305 |
*/
|
| 306 |
function slicedbook_navigation_get_children($book_id, $book) {
|
| 307 |
foreach ($book as $page) {
|
| 308 |
if ($page->parent == $book_id) {
|
| 309 |
$children[] = $page->nid;
|
| 310 |
}
|
| 311 |
}
|
| 312 |
|
| 313 |
return $children;
|
| 314 |
}
|
| 315 |
|
| 316 |
/**
|
| 317 |
*
|
| 318 |
*/
|
| 319 |
function slicedbook_navigation_get_flat($book_id, $book_tree) {
|
| 320 |
$flat = array();
|
| 321 |
$parent = $book_tree[$book_id]->parent;
|
| 322 |
|
| 323 |
foreach ($book_tree as $key => $page) {
|
| 324 |
if ($page->parent == $parent) {
|
| 325 |
$flat[] = $page->nid;
|
| 326 |
}
|
| 327 |
}
|
| 328 |
|
| 329 |
return $flat;
|
| 330 |
}
|
| 331 |
|
| 332 |
/**
|
| 333 |
*
|
| 334 |
*/
|
| 335 |
function slicedbook_navigation_get_branch($book_id, $book_tree) {
|
| 336 |
$branch = array();
|
| 337 |
|
| 338 |
$parent = $book_tree[$book_id]->parent;
|
| 339 |
$branche[] = $book_tree[$book_id]->nid;
|
| 340 |
$branche[] = $parent;
|
| 341 |
while ($parent != 0) {
|
| 342 |
$parent_next = $book_tree[$parent]->parent;
|
| 343 |
$branche[] = $parent_next;
|
| 344 |
$parent = $parent_next;
|
| 345 |
}
|
| 346 |
|
| 347 |
krsort($branche);
|
| 348 |
$count_branche = count($branche) - 1;
|
| 349 |
|
| 350 |
unset($branche[$count_branche]);
|
| 351 |
|
| 352 |
return $branche;
|
| 353 |
}
|
| 354 |
|
| 355 |
/**
|
| 356 |
*
|
| 357 |
*/
|
| 358 |
function slicedbook_navigation_get_active_depth($book_id, $book_tree) {
|
| 359 |
$depth = $book_tree[$book_id]->depth;
|
| 360 |
|
| 361 |
return $depth;
|
| 362 |
}
|
| 363 |
|
| 364 |
/**
|
| 365 |
*
|
| 366 |
*/
|
| 367 |
function slicedbook_navigation_get_depth($book) {
|
| 368 |
$depth = $book[0]->depth;
|
| 369 |
|
| 370 |
foreach ($book as $node) {
|
| 371 |
if ($node->depth >= $depth) {
|
| 372 |
$depth = $node->depth;
|
| 373 |
}
|
| 374 |
}
|
| 375 |
|
| 376 |
return $depth;
|
| 377 |
}
|
| 378 |
|
| 379 |
/**
|
| 380 |
*
|
| 381 |
*/
|
| 382 |
function slicedbook_navigation_get_subtree($book_id, $depth = 0, $tree = array()) {
|
| 383 |
$tree[$book_id] = $GLOBALS['book_tree'][$book_id];
|
| 384 |
$tree[$book_id]->nid = $book_id;
|
| 385 |
$tree[$book_id]->path = "node/". $book_id;
|
| 386 |
$tree[$book_id]->depth = $depth;
|
| 387 |
$depth++;
|
| 388 |
|
| 389 |
if (isset($GLOBALS['book_tree'][$book_id]->children)) {
|
| 390 |
foreach ($GLOBALS['book_tree'][$book_id]->children as $child) {
|
| 391 |
$tree = slicedbook_navigation_get_subtree($child, $depth, $tree) + $tree;
|
| 392 |
}
|
| 393 |
}
|
| 394 |
|
| 395 |
return $tree;
|
| 396 |
}
|
| 397 |
|
| 398 |
function slicedbook_navigation_get_subclasses() {
|
| 399 |
$array = array();
|
| 400 |
$query = "SELECT nid, attribute FROM {slicedbook_navigation}";
|
| 401 |
$result = db_query($query);
|
| 402 |
while ($row = db_fetch_array($result)) {
|
| 403 |
$array[$row['nid']] = $row['attribute'];
|
| 404 |
}
|
| 405 |
|
| 406 |
return $array;
|
| 407 |
}
|
| 408 |
|
| 409 |
/**
|
| 410 |
*
|
| 411 |
*/
|
| 412 |
function slicedbook_navigation_generate_level($active_book_id, $depth, $book_tree, $branche) {
|
| 413 |
$subclasses = array();
|
| 414 |
$subclasses = slicedbook_navigation_get_subclasses();
|
| 415 |
$class = "";
|
| 416 |
$flat = slicedbook_navigation_get_flat($active_book_id, $book_tree);
|
| 417 |
$active_book_depth = slicedbook_navigation_get_active_depth($active_book_id, $book_tree);
|
| 418 |
$book_sub_menu = "";
|
| 419 |
|
| 420 |
foreach ($book_tree as $key => $page) {
|
| 421 |
if ($page->nid == $active_book_id) {
|
| 422 |
$children = $page->children;
|
| 423 |
}
|
| 424 |
}
|
| 425 |
|
| 426 |
$pre_ul = "
|
| 427 |
<ul class='book_block_". $depth ."'>";
|
| 428 |
|
| 429 |
reset($book_tree);
|
| 430 |
$first_object = current($book_tree);
|
| 431 |
$first_nid = $first_object->nid;
|
| 432 |
foreach ($book_tree as $key => $link) {
|
| 433 |
$class = "inactive";
|
| 434 |
if (in_array($link->nid, $branche)) {
|
| 435 |
$class = "active";
|
| 436 |
}
|
| 437 |
$class .= " ".$subclasses[$link->nid];
|
| 438 |
|
| 439 |
if ($depth == $active_book_depth) {
|
| 440 |
if ($link->depth == $depth && in_array($link->nid, $flat)) {
|
| 441 |
$book_sub_menu .= "<li class='". $class ."'><a href='". $GLOBALS['base_url'] ."/". slicedbook_navigation_get_page_url($link->path) ."' >". $link->title ."</a></li>";
|
| 442 |
}
|
| 443 |
}
|
| 444 |
elseif ($depth == $active_book_depth + 1 && !empty($children)) {
|
| 445 |
if ($link->depth == $depth && in_array($link->nid, $children)) {
|
| 446 |
$book_sub_menu .= "<li class='". $class ."'><a href='". $GLOBALS['base_url'] ."/". slicedbook_navigation_get_page_url($link->path) ."' >". $link->title ."</a></li>";
|
| 447 |
}
|
| 448 |
}
|
| 449 |
else {
|
| 450 |
foreach ($branche as $nid) {
|
| 451 |
if (!isset($GLOBALS['slicedbook_navigation_generate_level'][$first_nid][$nid])) {
|
| 452 |
$GLOBALS['slicedbook_navigation_generate_level'][$first_nid][$nid] = array();
|
| 453 |
$GLOBALS['slicedbook_navigation_generate_level'][$first_nid][$nid] = slicedbook_navigation_get_flat($nid, $book_tree);
|
| 454 |
}
|
| 455 |
$flat = $GLOBALS['slicedbook_navigation_generate_level'][$first_nid][$nid];
|
| 456 |
if ($link->depth == $depth && in_array($link->nid, $flat)) {
|
| 457 |
$book_sub_menu .= "<li class='". $class ."'><a href='". $GLOBALS['base_url'] ."/". slicedbook_navigation_get_page_url($link->path) ."' >". $link->title ."</a></li>";
|
| 458 |
}
|
| 459 |
}
|
| 460 |
}
|
| 461 |
}
|
| 462 |
$post_ul = "</ul>";
|
| 463 |
|
| 464 |
if (!empty($book_sub_menu)) {
|
| 465 |
|
| 466 |
return $pre_ul.$book_sub_menu.$post_ul;
|
| 467 |
|
| 468 |
}
|
| 469 |
else {
|
| 470 |
|
| 471 |
return "";
|
| 472 |
|
| 473 |
}
|
| 474 |
}
|
| 475 |
|
| 476 |
/**
|
| 477 |
*
|
| 478 |
*/
|
| 479 |
function slicedbook_navigation_get_page_url($path) {
|
| 480 |
$alias = db_result(db_query("SELECT dst FROM {url_alias} WHERE src = '%s'", $path));
|
| 481 |
|
| 482 |
$q = "?q=";
|
| 483 |
if (variable_get('clean_url', 0)) {
|
| 484 |
$q = "";
|
| 485 |
}
|
| 486 |
|
| 487 |
if (empty($alias)) {
|
| 488 |
$alias = $path;
|
| 489 |
}
|
| 490 |
|
| 491 |
return $q.$alias;
|
| 492 |
}
|
| 493 |
|
| 494 |
/**
|
| 495 |
*
|
| 496 |
*/
|
| 497 |
function slicedbook_navigation_array_2_list($array, $delimeter = "") {
|
| 498 |
if (is_array($array)) {
|
| 499 |
$array = array_unique($array);
|
| 500 |
if (sizeof($array) == 0) {
|
| 501 |
$array = array(0);
|
| 502 |
}
|
| 503 |
$list = implode($delimeter .",". $delimeter, $array);
|
| 504 |
$list = $delimeter.$list.$delimeter;
|
| 505 |
$list = "(". $list .")";
|
| 506 |
}
|
| 507 |
else {
|
| 508 |
$list = "(". $delimeter ."0". $delimeter .")";
|
| 509 |
}
|
| 510 |
|
| 511 |
return $list;
|
| 512 |
}
|
| 513 |
|
| 514 |
/* Btopro additional functions to handle advanced rendering of levels based on more complex slices */
|
| 515 |
//walk the tree starting at any node and only go down max number of levels (0 means go till you run out)
|
| 516 |
function _slicedbook_navigation_walk_tree($nid,$max = 0,$level = 0){
|
| 517 |
if($max != 0 && $level == $max){
|
| 518 |
return $output;
|
| 519 |
}
|
| 520 |
$level++;
|
| 521 |
$output = '';
|
| 522 |
$tmp_output = '';
|
| 523 |
$result = db_query('SELECT node.title,node.nid,book.parent FROM book JOIN node ON book.vid=node.vid WHERE book.parent=%d ORDER BY book.weight',$nid);
|
| 524 |
while($value = db_fetch_array($result)){
|
| 525 |
$temp_output = _slicedbook_navigation_walk_tree($value['nid'],$max,$level);
|
| 526 |
|
| 527 |
if($temp_output != ''){
|
| 528 |
if(strpos(l(' ','node/' . $value['nid']),'active')){
|
| 529 |
$style = 'display:block;';
|
| 530 |
$output.='<li class="expanded sb_node_' . $value['nid'] . '" style="cursor:pointer;" id="sb_node_' . $value['nid'] . '" onclick="slicedbook_navigation_toggle_menu(' . "'sb_node_" . $value['nid'] . "'" . ');">' . l(t($value['title']),'node/' . $value['nid'],array('class' => 'sbn_link')) . '</li>' . "\n";
|
| 531 |
}else{
|
| 532 |
$style = 'display:none;';
|
| 533 |
$output.='<li class="collapsed sb_node_' . $value['nid'] . '" style="cursor:pointer;" id="sb_node_' . $value['nid'] . '" onclick="slicedbook_navigation_toggle_menu(' . "'sb_node_" . $value['nid'] . "'" . ');">' . l(t($value['title']),'node/' . $value['nid'],array('class' => 'sbn_link')) . '</li>' . "\n";
|
| 534 |
}
|
| 535 |
$output.= '<ul class="mL sb_menu_' . $value['nid'] . '" style="' . $style . '" id="sb_menu_' . $value['nid'] . '">' . $temp_output . '</ul>' . "\n";
|
| 536 |
}else{
|
| 537 |
$output.='<li class="menu_leaf sb_node_' . $value['nid'] . '" style="cursor:pointer;" id="sb_node_' . $value['nid'] . '">' . l(t($value['title']),'node/' . $value['nid']) . '</li>' . "\n";
|
| 538 |
}
|
| 539 |
}
|
| 540 |
return $output;
|
| 541 |
}
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