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Commit 0cb5532a authored by Dries's avatar Dries
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- Patch #125763 by chx: menu system fixes/enhancements.

parent b1d492ee
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Showing with 115 additions and 84 deletions
includes/menu.inc
View file @ 0cb5532a
......@@ -385,7 +385,7 @@ function _menu_translate($item, $map, $operation = MENU_HANDLE_REQUEST) {
$map[$index] = $return;
}
}
if ($operation != MENU_HANDLE_REQUEST) {
if ($operation == MENU_RENDER_LINK) {
// Re-join the path with the new replacement value.
$path = implode('/', $path_map);
}
......@@ -393,39 +393,46 @@ function _menu_translate($item, $map, $operation = MENU_HANDLE_REQUEST) {
else {
$path = $item->path;
}
// Determine access callback, which will decide whether or not the current user has
// access to this path.
$callback = $item->access_callback;
// Check for a TRUE or FALSE value.
if (is_numeric($callback)) {
return array($callback, $map, $path);
$access = $callback;
}
$arguments = menu_unserialize($item->access_arguments, $map);
// As call_user_func_array is quite slow and user_access is a very common
// callback, it is worth making a special case for it.
if ($callback == 'user_access') {
$access = (count($arguments) == 1) ? user_access($arguments[0]) : user_access($arguments[0], $arguments[1]);
return array($access, $map, $path);
else {
$arguments = menu_unserialize($item->access_arguments, $map);
// As call_user_func_array is quite slow and user_access is a very common
// callback, it is worth making a special case for it.
if ($callback == 'user_access') {
$access = (count($arguments) == 1) ? user_access($arguments[0]) : user_access($arguments[0], $arguments[1]);
}
else {
$access = call_user_func_array($callback, $arguments);
}
}
return array(call_user_func_array($callback, $arguments), $map, $path);
return array($access, $map, $path);
}
/**
* Returns a rendered menu tree.
*/
function menu_tree() {
global $user;
if ($item = menu_get_item()) {
list(, $menu) = _menu_tree(db_query('SELECT * FROM {menu} WHERE pid IN ('. $item->parents .') AND visible = 1 ORDER BY vancode'));
list(, $menu) = _menu_tree(db_query('SELECT * FROM {menu} WHERE pid IN ('. $item->parents .') AND visible = 1 ORDER BY mleft'));
return $menu;
}
}
function _menu_tree($result = NULL, $depth = 0, $link = array('link' => '', 'has_children' => FALSE)) {
static $original_map;
static $map;
$remnant = array('link' => '', 'has_children' => FALSE);
$tree = '';
$map = arg(NULL);
if (!isset($map)) {
$map = arg(NULL);
}
$old_type = -1;
while ($item = db_fetch_object($result)) {
list($access, , $path) = _menu_translate($item, $map, MENU_RENDER_LINK);
if (!$access) {
......@@ -434,18 +441,27 @@ function _menu_tree($result = NULL, $depth = 0, $link = array('link' => '', 'has
$menu_link = array('link' => l($item->title, $path), 'has_children' => $item->has_children);
if ($item->depth > $depth) {
list($remnant, $menu) = _menu_tree($result, $item->depth, $menu_link);
$tree .= theme('menu_tree', $link, $menu);
if ($menu) {
$tree .= theme('menu_tree', $link, $menu);
}
else {
$tree .= theme('menu_link', $link);
}
$link = $remnant;
$remnant = array('link' => '', 'has_children' => FALSE);
}
elseif ($item->depth == $depth) {
$tree .= theme('menu_link', $link);
if ($link['link'] && !($old_type & MENU_VISIBLE_IF_HAS_CHILDREN)) {
$tree .= theme('menu_link', $link);
}
$link = $menu_link;
}
// it's the end of a submenu
else {
$remnant = $menu_link;
break;
}
$old_type = $item->type;
}
if ($link['link']) {
$tree .= theme('menu_link', $link);
......@@ -506,7 +522,7 @@ function menu_get_active_help() {
* Populate the database representation of the menu.
*/
function menu_rebuild() {
$next = array();
// TODO: split menu and menu links storage.
db_query('DELETE FROM {menu}');
$menu = module_invoke_all('menu');
foreach (module_implements('menu_alter') as $module) {
......@@ -532,7 +548,6 @@ function menu_rebuild() {
if (empty($matches[1])) {
$match = TRUE;
$load_functions[$k] = NULL;
$to_arg_functions[$k] = NULL;
}
else {
if (function_exists($matches[1] .'_to_arg')) {
......@@ -571,6 +586,7 @@ function menu_rebuild() {
'_parts' => $parts,
'_fit' => $fit,
'_mid' => $mid++,
'_children' => array(),
);
$item += array(
'_visible' => (bool)($item['type'] & MENU_VISIBLE_IN_TREE),
......@@ -583,37 +599,34 @@ function menu_rebuild() {
else {
$new_path = $path;
}
$menu_path_map[$path] = $new_path;
$menu[$new_path] = $item;
}
// Second pass: find visible parents and prepare for sorting.
$menu_path_map[''] = '';
// Second pass: prepare for sorting and find parents.
foreach ($menu as $path => $item) {
$item = &$menu[$path];
$number_parts = $item['_number_parts'];
$parents = array($item['_mid']);
if ($item['_visible'] && isset($item['parent'])) {
$parent_parts = explode('/', $item['parent'], 6);
if (isset($item['parent'])) {
$parent_parts = explode('/', $menu_path_map[$item['parent']], 6);
$slashes = count($parent_parts) - 1;
}
else {
$parent_parts = $item['_parts'];
$slashes = $number_parts -1;
$slashes = $number_parts - 1;
}
$depth = 1;
$parents = array($item['_mid']);
for ($i = $slashes; $i; $i--) {
$parent_path = implode('/', array_slice($parent_parts, 0, $i));
// We need to calculate depth to be able to sort. depth needs visibility.
if (isset($menu[$parent_path])) {
$parent = &$menu[$parent_path];
if ($item['_visible'] && $parent['_visible']) {
$parent['_has_children'] = 1;
$depth++;
$parents[] = $parent['_mid'];
if (!isset($item['_pid'])) {
$item['_pid'] = $parent['_mid'];
$item['_visible_parent_path'] = $parent_path;
}
if (isset($menu[$parent_path]) && $menu[$parent_path]['_visible']) {
$parent = $menu[$parent_path];
$parents[] = $parent['_mid'];
$depth++;
if (!isset($item['_pid'])) {
$item['_pid'] = $parent['_mid'];
$item['_visible_parent_path'] = $parent_path;
}
unset($parent);
}
}
$parents[] = 0;
......@@ -621,15 +634,24 @@ function menu_rebuild() {
// Store variables and set defaults.
$item += array(
'_pid' => 0,
'_depth' => $item['_visible'] ? $depth : $number_parts,
'_depth' => ($item['_visible'] ? $depth : $number_parts),
'_parents' => $parents,
'_has_children' => 0,
'_parent_parts' => $parent_parts,
'_slashes' => $slashes,
);
$sort[$path] = $item['_depth'] . sprintf('%05d', $item['weight']) . $item['title'];
unset($item);
}
array_multisort($sort, $menu);
// Third pass: calculate ancestors, vancode and store into the database.
// We are now sorted, so let's build the tree.
$children = array();
foreach ($menu as $path => $item) {
if ($item['_pid']) {
$menu[$item['_visible_parent_path']]['_children'][] = $path;
}
}
menu_renumber($menu);
// Apply inheritance rules.
foreach ($menu as $path => $item) {
$item = &$menu[$path];
for ($i = $item['_number_parts'] - 1; $i; $i--) {
......@@ -650,28 +672,17 @@ function menu_rebuild() {
}
}
if (!isset($item['access callback'])) {
$menu[$path]['access callback'] = isset($item['access arguments']) ? 'user_access' : 0;
$item['access callback'] = isset($item['access arguments']) ? 'user_access' : 0;
}
if (is_bool($item['access callback'])) {
$item['access callback'] = intval($item['access callback']);
}
if ($item['_visible']) {
$prefix = isset($item['_visible_parent_path']) ? $menu[$item['_visible_parent_path']]['_prefix'] : '';
if (!isset($next[$prefix])) {
$next[$prefix] = 0;
}
$vancode = $prefix . int2vancode($next[$prefix]++);
$menu[$path]['_prefix'] = $vancode .'.';
}
else {
$vancode = '';
}
if ($item['_tab']) {
if (!isset($item['parent'])) {
$item['parent'] = implode('/', array_slice($item['_parts'], 0, $item['_number_parts'] - 1));
}
else {
$item['_depth'] = $item['parent'] ? $menu[$item['parent']]['_depth'] + 1 : 1;
$item['_depth'] = $item['parent'] ? $menu[$menu_path_map[$item['parent']]]['_depth'] + 1 : 1;
}
}
else {
......@@ -679,32 +690,51 @@ function menu_rebuild() {
// stored in parents, parent stores the tab parent.
$item['parent'] = $path;
}
$insert_item = $item + array(
$insert_item = $item;
unset($item);
$item = $insert_item + array(
'access arguments' => array(),
'access callback' => '',
'page arguments' => array(),
'page callback' => '',
'_mleft' => 0,
'_mright' => 0,
);
db_query("INSERT INTO {menu} (
mid, pid, path, load_functions, to_arg_functions,
access_callback, access_arguments, page_callback, page_arguments, fit,
number_parts, vancode, visible, parents, depth, has_children, tab, title, parent, type)
VALUES (%d, %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, '%s', %d, '%s', %d, %d, %d, '%s', '%s', '%s')",
$insert_item['_mid'], $insert_item['_pid'], $path,
$insert_item['load_functions'], $insert_item['to_arg_functions'],
$insert_item['access callback'], serialize($insert_item['access arguments']),
$insert_item['page callback'], serialize($insert_item['page arguments']),
$insert_item['_fit'], $insert_item['_number_parts'], $vancode .'+',
$insert_item['_visible'], $insert_item['_parents'], $insert_item['_depth'],
$insert_item['_has_children'], $item['_tab'], $insert_item['title'],
$insert_item['parent'], $insert_item['type']);
unset($item);
number_parts, visible, parents, depth, has_children, tab, title, parent,
type, mleft, mright)
VALUES (%d, %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, %d,
'%s', %d, %d, %d, '%s', '%s', '%s', %d, %d)",
$item['_mid'], $item['_pid'], $path, $item['load_functions'],
$item['to_arg_functions'], $item['access callback'],
serialize($item['access arguments']), $item['page callback'],
serialize($item['page arguments']), $item['_fit'],
$item['_number_parts'], $item['_visible'], $item['_parents'],
$item['_depth'], !empty($item['_children']), $item['_tab'],
$item['title'], $item['parent'], $item['type'], $item['_mleft'],
$item['_mright']);
}
}
function menu_map($arg, $function, $index, $default = FALSE) {
$arg[$index] = is_numeric($arg[$index]) ? $function($arg[$index]) : $default;
return $arg[$index] ? $arg : FALSE;
function menu_renumber(&$tree) {
foreach ($tree as $key => $element) {
if (!isset($tree[$key]['_mleft'])) {
_menu_renumber($tree, $key);
}
}
}
function _menu_renumber(&$tree, $key) {
static $counter = 1;
if (!isset($tree[$key]['_mleft'])) {
$tree[$key]['_mleft'] = $counter++;
foreach ($tree[$key]['_children'] as $child_key) {
_menu_renumber($tree, $child_key);
}
$tree[$key]['_mright'] = $counter++;
}
}
// Placeholders.
......@@ -741,7 +771,7 @@ function menu_local_tasks($level = 0) {
continue;
}
// This loads all the tabs.
$result = db_query("SELECT * FROM {menu} WHERE parent = '%s' AND tab = 1 ORDER BY vancode", $parent);
$result = db_query("SELECT * FROM {menu} WHERE parent = '%s' AND tab = 1 ORDER BY mleft", $parent);
$tabs_current = '';
while ($item = db_fetch_object($result)) {
// This call changes the path from for example user/% to user/123 and
......
modules/system/system.install
View file @ 0cb5532a
......@@ -328,8 +328,8 @@ function system_install() {
) /*!40100 DEFAULT CHARACTER SET UTF8 */ ");
db_query("CREATE TABLE {menu} (
mid int NOT NULL default '0',
pid int NOT NULL default '0',
mid int NOT NULL default 0,
pid int NOT NULL default 0,
path varchar(255) NOT NULL default '',
load_functions varchar(255) NOT NULL default '',
to_arg_functions varchar(255) NOT NULL default '',
......@@ -337,19 +337,19 @@ function system_install() {
access_arguments text,
page_callback varchar(255) NOT NULL default '',
page_arguments text,
fit int NOT NULL default '0',
number_parts int NOT NULL default '0',
vancode varchar(255) NOT NULL default '',
visible int NOT NULL default '0',
fit int NOT NULL default 0,
number_parts int NOT NULL default 0,
mleft int NOT NULL default 0,
mright int NOT NULL default 0,
visible int NOT NULL default 0,
parents varchar(255) NOT NULL default '',
depth int NOT NULL default '0',
has_children int NOT NULL default '0',
depth int NOT NULL default 0,
has_children int NOT NULL default 0,
tab int NOT NULL default 0,
title varchar(255) NOT NULL default '',
parent varchar(255) NOT NULL default '',
type int NOT NULL default 0,
PRIMARY KEY (path),
KEY vancode (vancode),
KEY fit (fit),
KEY visible (visible),
KEY pid (pid),
......@@ -803,8 +803,8 @@ function system_install() {
)");
db_query("CREATE TABLE {menu} (
mid int NOT NULL default '0',
pid int NOT NULL default '0',
mid int NOT NULL default 0,
pid int NOT NULL default 0,
path varchar(255) NOT NULL default '',
load_functions varchar(255) NOT NULL default '',
to_arg_functions varchar(255) NOT NULL default '',
......@@ -812,13 +812,14 @@ function system_install() {
access_arguments text,
page_callback varchar(255) NOT NULL default '',
page_arguments text,
fit int NOT NULL default '0',
number_parts int NOT NULL default '0',
vancode varchar(255) NOT NULL default '',
visible int NOT NULL default '0',
fit int NOT NULL default 0,
number_parts int NOT NULL default 0,
mleft int NOT NULL default 0,
mright int NOT NULL default 0,
visible int NOT NULL default 0,
parents varchar(255) NOT NULL default '',
depth int NOT NULL default '0',
has_children int NOT NULL default '0',
depth int NOT NULL default 0,
has_children int NOT NULL default 0,
tab int NOT NULL default 0,
title varchar(255) NOT NULL default '',
parent varchar(255) NOT NULL default '',
......@@ -826,7 +827,6 @@ function system_install() {
PRIMARY KEY (path)
)");
db_query("CREATE INDEX {menu}_vancode_idx ON {menu} (vancode)");
db_query("CREATE INDEX {menu}_fit_idx ON {menu} (fit)");
db_query("CREATE INDEX {menu}_visible_idx ON {menu} (visible)");
db_query("CREATE INDEX {menu}_parent_idx ON {menu} (parent)");
......
modules/user/user.module
View file @ 0cb5532a
......@@ -735,6 +735,7 @@ function user_menu() {
'page callback' => 'drupal_get_form',
'page arguments' => array('user_login'),
'access callback' => 'user_is_anonymous',
'type' => MENU_CALLBACK,
);
$items['user/login'] = array(
......
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