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<?php
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// $Id: node_breadcrumb.module,v 1.25 2009/10/19 10:03:43 edhel Exp $
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function _node_breadcrumb_set_location($mid, $last_path, $last_title) {
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$add_active_class = variable_get('node_breadcrumb_add_active_class', FALSE);
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$menu_item = menu_link_load($mid);
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menu_local_tasks(0);
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menu_local_tasks(1);
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menu_set_item($_GET['q'], $menu_item);
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if ($add_active_class) {
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$q = $_GET['q'];
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$_GET['q'] = $menu_item['link_path'];
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}
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$breadcrumb = array();
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while ($mid && ($item = menu_link_load($mid))) {
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if (!isset($menu_name) && $add_active_class) {
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menu_tree($menu_name = $item['menu_name']);
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}
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array_unshift($breadcrumb, l($item['link_title'], $item['link_path']));
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$mid = $item['plid'];
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}
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array_unshift($breadcrumb, l(t('Home'), NULL));
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drupal_set_breadcrumb($breadcrumb);
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if ($add_active_class) {
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$_GET['q'] = $q;
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}
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}
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function node_breadcrumb_nodeapi(&$node, $op, $teaser = NULL, $page = NULL) {
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if ($op == 'view' && $page) {
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$db_rules = db_query("select * from {node_breadcrumb_rule} order by weight, rid");
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while ($rule = db_fetch_object($db_rules)) {
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// check node type
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if ($rule->node_type != '' && $node->type != $rule->node_type) continue;
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// check terms
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foreach (array($rule->tid1, $rule->tid2) as $tid) {
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if ($tid > 0) {
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if (empty($node->taxonomy[$tid])) continue 2;
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}
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elseif ($tid < 0) {
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foreach ($node->taxonomy as $term) {
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if ($term->vid == -$tid) continue 2;
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}
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continue 2;
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}
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}
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// check php condition
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if ($rule->condition != '') {
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eval("\$condition=$rule->condition;");
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if (!$condition) {
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continue;
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}
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}
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// apply menu location
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_node_breadcrumb_set_location($rule->mid, "node/$node->nid", $node->title);
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break;
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}
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module_invoke_all("node_breadcrumb", $node);
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}
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}
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function node_breadcrumb_perm() {
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return array('administer node breadcrumb');
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}
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function node_breadcrumb_init() {
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$menu_item = menu_get_item();
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if ($menu_item) {
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$menu = db_result(db_query("select menu_name from {menu_links} where link_path='%s'", $menu_item['href']));
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if ($menu != 'admin_menu') {
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menu_set_active_menu_name($menu);
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}
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}
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}
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function node_breadcrumb_menu() {
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$items = array();
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$items['admin/settings/node_breadcrumb'] = array(
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'title' => 'Node breadcrumb',
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'page callback' => 'drupal_get_form',
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'page arguments' => array('node_breadcrumb_admin_settings'),
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'access arguments' => array('administer node breadcrumb'),
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);
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return $items;
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}
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function _node_breadcrumb_rule_form($fieldset_title, $node_type, $tids, $condition, $mid, $weight, $weight_delta, $submit) {
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$form = array('#type' => 'fieldset', '#title' => $fieldset_title);
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// node type
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$types = node_get_types();
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$types_select = array(
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'#type' => 'select',
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'#title' => t('Content type'),
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'#options' => array('' => "<". t('none') .">")
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);
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foreach ($types as $type) {
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$types_select['#options'][$type->type] = $type->name;
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}
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if ($type) {
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$types_select['#default_value'] = $node_type;
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}
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$form['node_type'] = $types_select;
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// term
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if (module_exists('taxonomy')) {
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$form['tid'] = array('#type' => 'fieldset', '#title' => t('Categories'), '#attributes' => array('class' => 'node_breadcrumb_categories'));
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$vocabularies = taxonomy_get_vocabularies();
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$none_option = "<". t('none') .">";
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$vid2tid = array();
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if (is_array($tids)) {
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foreach ($tids as $tid) {
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if ($tid > 0) {
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$term = taxonomy_get_term($tid);
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$vid2tid[$term->vid] = $tid;
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}
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elseif ($tid < 0) {
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$vid2tid[-$tid] = $tid;
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}
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}
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}
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foreach ($vocabularies as $vocabulary) {
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$taxonomy_form = taxonomy_form($vocabulary->vid);
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unset($taxonomy_form['#options']['']);
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$taxonomy_form['#multiple'] = FALSE;
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$taxonomy_form['#default_value'] = $vid2tid[$vocabulary->vid] ? $vid2tid[$vocabulary->vid] : 0;
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unset($taxonomy_form['#size']);
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unset($all_option);
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$all_option->option = array(-$vocabulary->vid => "<". t("any") .">");
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array_unshift($taxonomy_form['#options'], $all_option);
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array_unshift($taxonomy_form['#options'], $none_option);
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$form['tid']["vid_$vocabulary->vid"] = $taxonomy_form;
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}
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}
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// php condition
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$form['condition'] = array(
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'#type' => 'textarea',
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'#rows' => 1,
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'#title' => t('Condition'),
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'#description' => t('Additional PHP expression, e. g., $node->type == \'story\' || $node->type == \'news\''),
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'#default_value' => $condition,
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);
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// menu item
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$menu_item = menu_link_load($mid);
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$form['mid'] = array(
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'#type' => 'select',
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'#title' => t('Menu item'),
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'#required' => TRUE,
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'#options' => menu_parent_options(menu_get_menus(), array('mlid' => 0)),
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'#default_value' => "$menu_item[menu_name]:$mid",
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);
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// weight
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$form['weight'] = array(
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'#type' => 'weight',
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'#title' => t('Weight'),
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'#default_value' => $weight,
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'#required' => TRUE,
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'#delta' => $weight_delta,
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);
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// submit
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$form['submit'] = array('#type' => 'submit', '#value' => $submit);
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return $form;
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}
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function node_breadcrumb_admin_settings($dummy = NULL, $rid = NULL) {
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drupal_add_css(drupal_get_path('module', 'node_breadcrumb') .'/node_breadcrumb.css');
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$weight_delta = max(5, db_result(db_query("select max(abs(weight)) from {node_breadcrumb_rule}")) + 1);
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if (module_exists('taxonomy')) $vocabularies = taxonomy_get_vocabularies();
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$types = node_get_types();
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// add rule
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$form['add'] = _node_breadcrumb_rule_form(t('Add rule'), NULL, NULL, NULL, NULL, 0, $weight_delta, t('Add rule'));
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// edit rule
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if ($rid) {
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$db_rule = db_query("select * from {node_breadcrumb_rule} where rid=%d", $rid);
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$rule = db_fetch_object($db_rule);
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if ($rule->rid) {
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$form['edit'] = _node_breadcrumb_rule_form(t('Edit rule'), $rule->node_type, array($rule->tid1, $rule->tid2), $rule->condition, $rule->mid, $rule->weight, $weight_delta, t('Save rule'));
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$form['edit']['rid'] = array('#type' => 'hidden', '#value' => $rid);
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$form['edit']['cancel'] = array('#type' => 'submit', '#value' => t('Cancel'));
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unset($form['add']);
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}
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}
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// rules
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$db_rules = db_query("select * from {node_breadcrumb_rule} order by weight, rid");
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while ($rule = db_fetch_object($db_rules)) {
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$menu_item = menu_link_load($rule->mid);
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$terms = array();
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if (module_exists('taxonomy')) {
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if ($rule->tid1) {
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$term = taxonomy_get_term($rule->tid1);
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$terms[] = $rule->tid1 > 0 ? l($term->name, "taxonomy/term/$rule->tid1") : (t("any of") ." <". $vocabularies[-$rule->tid1]->name .">");
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}
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if ($rule->tid2) {
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$term = taxonomy_get_term($rule->tid2);
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$terms[] = l($term->name, "taxonomy/term/$rule->tid2");
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}
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}
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unset($condition);
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if ($rule->condition != '') {
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$condition = check_plain($rule->condition);
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$js_condition = check_plain(str_replace("'", "\\'", $rule->condition));
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$condition = "<a title=\"$condition\" href=\"javascript:prompt('". t('Condition') ."','$js_condition');void(0);\">PHP</a>";
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}
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$rids[$rule->rid] = '';
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$form['rules']['node_type'][$rule->rid] = array('#value' => $types[$rule->node_type]->name);
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$form['rules']['tid'][$rule->rid] = array('#value' => empty($terms) ? "<". t('none') .">" : join(", ", $terms));
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$form['rules']['condition'][$rule->rid] = array('#value' => $condition);
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$form['rules']['mid'][$rule->rid] = array('#value' => l($menu_item['title'], $menu_item['href']));
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$form['rules']['weight']["weight_$rule->rid"] = array('#type' => 'weight', '#default_value' => $rule->weight, '#required' => TRUE, '#delta' => $weight_delta);
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$form['rules']['edit'][$rule->rid] = array('#value' => l(t('edit'), "admin/settings/node_breadcrumb/$rule->rid"));
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}
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$form['rules']['delete'] = array('#type' => 'checkboxes', '#options' => $rids);
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if ($form['rules']['node_type']) {
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$form['rules']['submit'] = array('#type' => 'submit', '#value' => t('Delete rule'));
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$form['rules']['save'] = array('#type' => 'submit', '#value' => t('Save weights'));
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}
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// more options
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$form['more'] = array('#type' => 'fieldset', '#title' => 'More options');
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$form['more']['add_active_class'] = array('#type' => 'checkbox', '#title' => 'Add <strong>active</strong> class for menu item', '#default_value' => variable_get('node_breadcrumb_add_active_class', FALSE));
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$form['more']['save'] = array('#type' => 'submit', '#value' => t('Save options'));
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return $form;
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}
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function node_breadcrumb_theme() {
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return array(
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'node_breadcrumb_admin_settings' => array(
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'arguments' => array('form' => NULL),
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),
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);
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}
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function theme_node_breadcrumb_admin_settings($form) {
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$output = "";
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if (!empty($form['rules']['node_type'])) {
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$header = array(theme('table_select_header_cell'), t('Type'), t('Term'), t('Condition'), t('Menu item'), t('Weight'), t('Operations'));
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foreach (element_children($form['rules']['node_type']) as $rid) {
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$rows[] = array(
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drupal_render($form['rules']['delete'][$rid]),
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drupal_render($form['rules']['node_type'][$rid]),
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drupal_render($form['rules']['tid'][$rid]),
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drupal_render($form['rules']['condition'][$rid]),
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drupal_render($form['rules']['mid'][$rid]),
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drupal_render($form['rules']['weight']["weight_$rid"]),
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drupal_render($form['rules']['edit'][$rid]),
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);
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}
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$rows[] = array(
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array('data' => drupal_render($form['rules']['submit']), 'colspan' => 5),
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array('data' => drupal_render($form['rules']['save'])),
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array('data' => ''),
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);
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$rules = theme('table', $header, $rows);
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$output .= "<fieldset><legend>". t("Rules") ."</legend>$rules</fieldset>";
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}
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$output .= drupal_render($form);
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return $output;
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}
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function node_breadcrumb_admin_settings_validate($form, &$form_state) {
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if ($form_state['values']['op'] == t('Delete rule') || $form_state['values']['op'] == t('Save weights') || $form_state['values']['op'] == t('Save options')) {
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return;
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}
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foreach ($form_state['values'] as $key => $value) {
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if (substr($key, 0, 4) == 'vid_' && $value != 0) $tids++;
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}
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if ($tids > 2) {
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form_set_error('tid', t('You may select not more than 2 terms.'));
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}
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elseif ($form_state['values']['node_type'] == '' && $tids == 0 && empty($form_state['values']['condition'])) {
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form_set_error('', t('Fill the form below.'));
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}
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}
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function node_breadcrumb_admin_settings_submit($form, &$form_state) {
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if (isset($form_state['values']['mid'])) {
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$mid = $form_state['values']['mid'];
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$mid_colon = strpos($mid, ":");
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$mid = $mid_colon === FALSE ? NULL : substr($mid, $mid_colon + 1);
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}
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if ($form_state['values']['op'] == t('Delete rule')) {
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foreach ($form_state['values']['delete'] as $value) {
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if ($value) {
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$rids[] = $value + 0;
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}
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}
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if ($rids) {
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db_query("DELETE FROM {node_breadcrumb_rule} WHERE rid IN (%s)", join(",", $rids));
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drupal_set_message(t('Rule(s) has been deleted.'));
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}
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}
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elseif ($form_state['values']['op'] == t('Save weights')) {
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foreach ($form_state['values'] as $key => $weight) {
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if (substr($key, 0, 7) == 'weight_') {
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$rid = substr($key, 7);
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db_query("update {node_breadcrumb_rule} set weight=%d where rid=%d", $weight, $rid);
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}
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}
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drupal_set_message(t("Weights has been applied."));
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}
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elseif ($form_state['values']['op'] == t('Add rule')) {
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$tid = array();
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foreach ($form_state['values'] as $key => $value) {
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if (substr($key, 0, 4) == 'vid_' && $value != 0) $tid[] = $value;
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}
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$a = $GLOBALS['db_type'] == 'pgsql' ? "" : "`";
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db_query("INSERT INTO {node_breadcrumb_rule} (node_type, tid1, tid2, mid, weight, %scondition%s) VALUES ('%s', %d, %d, %d, %d, '%s')", $a, $a, $form_state['values']['node_type'], $tid[0], $tid[1], $mid, $form_state['values']['weight'], $form_state['values']['condition']);
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drupal_set_message(t('Rule has been added.'));
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}
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elseif ($form_state['values']['op'] == t('Save rule')) {
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$tid = array();
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foreach ($form_state['values'] as $key => $value) {
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if (substr($key, 0, 4) == 'vid_' && $value != 0) $tid[] = $value;
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}
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| 326 |
$a = $GLOBALS['db_type'] == 'pgsql' ? "" : "`";
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db_query("UPDATE {node_breadcrumb_rule} SET node_type='%s', tid1=%d, tid2=%d, mid=%d, weight=%d, %scondition%s='%s' WHERE rid=%d", $form_state['values']['node_type'], $tid[0], $tid[1], $mid, $form_state['values']['weight'], $a, $a, $form_state['values']['condition'], $form_state['values']['rid']);
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| 328 |
drupal_set_message(t('Rule has been saved.'));
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| 329 |
$form_state['redirect'] = "admin/settings/node_breadcrumb";
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| 330 |
}
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elseif ($form_state['values']['op'] == t('Cancel')) {
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| 332 |
$form_state['redirect'] = "admin/settings/node_breadcrumb";
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| 333 |
}
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| 334 |
elseif ($form_state['values']['op'] == t('Save options')) {
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| 335 |
variable_set('node_breadcrumb_add_active_class', $form_state['values']['add_active_class'] ? TRUE : FALSE);
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drupal_set_message(t('Options have been saved.'));
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}
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}
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| 339 |
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| 340 |
//function _d($var) {if ($GLOBALS['user']->uid == 1) drupal_set_message("<pre>" . print_r($var, 1) . "</pre>");}
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