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<?php
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// $Id: menu_otf.module,v 1.5 2005/04/29 22:09:58 tdobes Exp $
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// Authored by: Matt Westgate <drupal at asitis dot org>
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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_help().
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*/
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function menu_otf_help($section) {
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switch ($section) {
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case 'admin/modules#description':
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return t('Creates a link to inject the current node into the menu system');
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}
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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 menu_otf_menu($may_cache) {
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// Only include this for the create content and edit content pages.
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if (user_access('administer menu') && strstr($_GET['q'], 'node/') && strstr($_GET['q'], '/add') || strstr($_GET['q'], '/edit')) {
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$head = "<script type=\"text/javascript\" src=\"". drupal_get_path('module', 'menu_otf'). "/menu_otf.js\"></script>";
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$head .= '<style type="text/css">@import url('. drupal_get_path('module', 'menu_otf') ."/menu_otf.css);</style>\n";
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drupal_set_html_head($head);
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}
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}
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/**
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* Implementation of hook_nodeapi().
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*/
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function menu_otf_nodeapi(&$node, $op, $a3 = NULL, $a4 = NULL) {
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$edit = $_POST['edit'];
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if (user_access('administer menu')) {
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switch ($op) {
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case 'form post':
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if (!in_array($node->type, (array) variable_get('motf_no_nodes', ''))) {
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$edit['nid'] = $node->nid;
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if (_menu_module_check()) {
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return menu_otf_form($edit);
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}
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}
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break;
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case 'insert':
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case 'update':
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if ($node->menu[delete]) {
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menu_otf_delete($node);
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menu_rebuild();
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}
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elseif ($node->menu[title]) {
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menu_otf_save($node);
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menu_rebuild();
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}
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break;
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case 'delete':
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menu_otf_delete($node);
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menu_rebuild();
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break;
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}
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}
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}
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/**
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* Implementation of hook_settings().
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*/
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function menu_otf_settings() {
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drupal_set_title(t('Menu on-the-fly settings'));
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$output = '';
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_menu_module_check();
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foreach (node_list() as $type) {
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$nodetypes[$type] = node_invoke($type, 'node_name');
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}
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$output .= form_checkboxes(t('Hide \'menu_otf link\' for the following node types'), 'motf_no_nodes', variable_get('motf_no_nodes', array()), $nodetypes, t('Check the node types you <strong>do not</strong> want the ability to quickly add to the menu system.'), NULL, TRUE);
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$options = menu_parent_options(0);
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$output .= form_select(t('Default parent item'), 'motf_pid', variable_get('motf_pid', 1), $options, t('Choose a parent the will selected by default during menu item creation.'));
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return $output;
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}
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/********************************************************************
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* Module Functions
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********************************************************************/
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/**
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* Inject form fields into the node-form and load any values if necessary.
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*/
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function menu_otf_form($edit = array()) {
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$item = array();
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if ($edit['nid'] > 0) {
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$item = db_fetch_array(db_query("SELECT * FROM {menu} WHERE path = 'node/%d'", $edit['nid']));
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if (!$item['path']) {
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// I don't really have to do this, but it's probably good practice.
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$item['path'] = 'node/'. $edit['nid'];
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}
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}
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$item = ($_POST['op'] == t('Preview')) ? array_merge($item, $edit['menu']) : array_merge((array) $edit['menu'], $item);
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$group = form_textfield(t('Menu item title'), 'menu][title', $item['title'], 60, 128, t('The name to display for this link.'), array('onclick' => 'setTitle(this.form);return false;'));
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// Generate a list of possible parents (not including this item or descendants).
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$options = menu_parent_options($edit['mid']);
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$group .= form_select(t('Parent item'), 'menu][pid', ($item['pid']) ? $item['pid'] : variable_get('motf_pid', 1), $options);
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if ($item['mid'] > 0) {
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$group .= form_checkbox(t('Remove this link from the site navigation.'), 'menu][delete', 1, $item['delete'], null);
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}
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$form = menu_form_group(t('Menu navigation'), $group, NULL, TRUE);
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$form .= form_hidden('menu][description', $item['description']);
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$form .= form_hidden('menu][path', $item['path']);
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$form .= form_hidden('menu][weight', ($item['weight']) ? $item['weight'] : 0);
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$form .= form_hidden('menu][mid', ($item['mid']) ? $item['mid'] : 0);
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$form .= form_hidden('menu][type', ($item['type']) ? $item['type'] : MENU_CUSTOM_ITEM);
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return $form;
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}
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/**
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* Format a group of form items.
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*
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* @param $legend
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* The label for the form item group.
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* @param $group
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* The form items within the group, as an HTML string.
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* @param $description
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* Explanatory text to display after the form item group.
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* @param $collapsed
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* Whether the form item group should be collapsed by default.
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* @return
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* A themed HTML string representing the form item group.
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*/
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function menu_form_group($legend, $group, $description = NULL, $collapsed = FALSE) {
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return '<fieldset id="quick-menu"'. ($collapsed ? ' class="collapsed"':'') .'>' . ($legend ? '<legend>'. $legend .'</legend>' : '') . $group . ($description ? '<div class="description">'. $description .'</div>' : '') . "</fieldset>\n";
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}
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/**
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* Prepare the data and send it to menu.module.
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*/
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function menu_otf_save($node) {
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$edit['title'] = $node->menu[title];
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$edit['description'] = '';
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$edit['path'] = ($node->menu[path]) ? $node->menu[path] : "node/$node->nid";
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$edit['pid'] = $node->menu[pid];
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$edit['weight'] = $node->menu[weight];
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$edit['mid'] = $node->menu[mid];
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$edit['type'] = $node->menu[type];
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menu_edit_item_save($edit);
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}
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/**
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* Remove the menu item.
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*/
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function menu_otf_delete($node) {
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if (db_query("DELETE FROM {menu} WHERE path = 'node/%s'", $node->nid)) {
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drupal_set_message(t('Menu item deleted.'));
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}
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}
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/**
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* Return true if menu module is enabled, otherwise throw an error and return false.
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*/
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function _menu_module_check() {
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if (!function_exists('menu_help')) {
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drupal_set_message(t('Menu_otf depends on menu module. Please enable menu module <a href="%modules-url">here</a>.', array('%modules-url' => url('admin/modules'))), 'error');
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return FALSE;
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}
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return TRUE;
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}
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?>
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