寻找控制器
array Core_Core::find_controller( )
array protected static function find_controller($uri)
{
$uri = ltrim($uri, '/');
if (Core::$config['url_suffix'] && substr(strtolower($uri), -strlen(Core::$config['url_suffix']))==Core::$config['url_suffix'])
{
$uri = substr($uri, 0, -strlen(Core::$config['url_suffix']));
}
if (!IS_SYSTEM_MODE && isset(Core::$config['route']) && Core::$config['route'])
{
# 有路由配置，首先根据路由配置查询控制器
$found_route = Route::get($uri);
if ($found_route)
{
if (!isset($found_route['controller']) || !$found_route['controller'])
{
if (IS_DEBUG)Core::debug()->error('The route not match controller');
Core::show_404();
}
return array
(
'class' => 'Controller_' . preg_replace('#[^a-zA-Z0-9_]#', '_', trim($found_route['controller'])),
'route' => $found_route,
);
}
else
{
unset($found_route);
}
}
if ($uri!='')
{
$uri_arr = explode('/', strtolower($uri));
}
else
{
$uri_arr = array();
}
if (IS_DEBUG)
{
Core::debug()->log('/'. $uri, 'find controller uri');
}
$include_path = Core::$include_path;
# log
$find_log = $find_path_log = array();
# 控制器目录
$controller_dir = Core::$dir_setting['controller'][0];
if (IS_SYSTEM_MODE)
{
$controller_dir .= '-system';
}
elseif (IS_ADMIN_MODE)
{
$controller_dir .= '-admin';
}
elseif (IS_REST_MODE)
{
$controller_dir .= '-rest';
}
elseif (IS_CLI)
{
$controller_dir .= '-shell';
}
# 首先找到存在的目录
$found_path = array();
foreach ($include_path as $ns => $ipath)
{
if($ipath)foreach ($ipath as $lib_ns => $path)
{
if ($ns==='library')
{
$tmp_ns = 'library_' . str_replace('.', '_', $lib_ns);
}
else
{
$tmp_ns = $ns;
}
$tmp_str = $real_path = $real_class = '';
$tmp_path = $path . $controller_dir . DS;
$ids = array();
foreach ($uri_arr as $uri_path)
{
$ds = DS;
if ($uri_path==='')
{
if (count($uri_arr)>1)
{
break;
}
$real_uri_path = '';
$ds = '';
}
elseif (is_numeric($uri_path))
{
$real_uri_path = '_id';
$ids[] = $uri_path;
}
elseif ($uri_path == '_id')
{
# 不允许直接在URL中使用_id
break;
}
elseif (preg_match('#[^a-z0-9_]#i', $uri_path))
{
# 不允许非a-z0-9_的字符在控制中
break;
}
else
{
$real_uri_path = $uri_path;
}
$tmpdir = $tmp_path . $real_path . $real_uri_path . $ds;
if (IS_DEBUG)
{
$find_path_log[] = Core::debug_path($tmpdir);
}
$real_path .= $real_uri_path . DS;
$real_class .= $real_uri_path . '_';
$tmp_str .= $uri_path . DS;
if (is_dir($tmpdir))
{
$found_path[$tmp_str][] = array
(
$tmp_ns,
$tmpdir,
ltrim($real_class, '_'),
$ids,
);
}
else
{
break;
}
}
// 根目录的
if (is_dir($tmp_path))
{
$found_path[''][] = array
(
$tmp_ns,
$tmp_path,
'',
array(),
);
if (IS_DEBUG)
{
$find_path_log[] = Core::debug_path($tmp_path);
}
}
}
}
unset($ids);
$found = null;
# 寻找可能的文件
if ($found_path)
{
# 调整优先级
krsort($found_path);
foreach ($found_path as $path => $all_path)
{
$path_len = strlen($path);
$tmp_p = substr($uri, $path_len);
if (strlen($tmp_p)>0)
{
$args = explode('/', substr($uri, $path_len));
}
else
{
$args = array();
}
$the_id = array();
$tmp_class = array_shift($args);
$tmp_arg = $tmp_class;
$directory = rtrim('/'. substr($uri, 0, $path_len) . $tmp_class, '/');
if (0===strlen($tmp_class))
{
$tmp_class = 'index';
}
elseif (is_numeric($tmp_class))
{
$the_id = array
(
$tmp_class
);
$tmp_class = '_id';
}
elseif ($tmp_class == '_id')
{
continue;
}
$real_class = $tmp_class;
$tmp_class = strtolower($tmp_class);
// 记录找到的index.controller.php
$found_index_class = null;
if (IS_DEBUG)
{
$find_log2 = array();
}
foreach ($all_path as $tmp_arr)
{
list($ns, $tmp_path, $real_path, $ids) = $tmp_arr;
$tmpfile = $tmp_path . $tmp_class . Core::$dir_setting['controller'][1] . EXT;
if (IS_DEBUG)
{
$find_log[] = Core::debug_path($tmpfile);
}
if (is_file($tmpfile))
{
if ($the_id)
{
$ids = array_merge($ids, $the_id);
}
if ($directory && substr($directory, -1-strlen($tmp_class))=='/'.$tmp_class)
{
$directory = substr($directory, 0, -1-strlen($tmp_class));
}
$found = array
(
'file' => $tmpfile,
'dir' => $directory,
'ns' => $ns,
'class' => 'Controller_' . $real_path . $real_class,
'args' => $args,
'ids' => $ids,
);
break 2;
}
elseif (!$found_index_class && $tmp_class!='default')
{
// 记录 index.controller.php 控制器
$tmpfile = $tmp_path . 'default' . Core::$dir_setting['controller'][1] . EXT;
if (IS_DEBUG)
{
$find_log2[] = Core::debug_path($tmpfile);
}
if (is_file($tmpfile))
{
if (null!==$tmp_arg)
{
array_unshift($args, $tmp_arg);
if (strlen($tmp_arg)>0)
{
$directory = substr($directory, 0, -strlen($tmp_arg) - 1);
}
}
$found_index_class = array
(
'file' => $tmpfile,
'dir' => $directory,
'ns' => $ns,
'class' => 'Controller_' . $real_path . 'Default',
'args' => $args,
'ids' => $ids,
);
}
}
}
if (IS_DEBUG && $find_log2)
{
$find_log = array_merge($find_log, $find_log2);
}
// index.controller.php 文件
if (!$found && $found_index_class)
{
$found = $found_index_class;
break;
}
}
}
if (IS_DEBUG)
{
Core::debug()->group('find controller path');
foreach ($find_path_log as $value)
{
Core::debug()->log($value);
}
Core::debug()->groupEnd();
Core::debug()->group('find controller files');
foreach ($find_log as $value)
{
Core::debug()->log($value);
}
Core::debug()->groupEnd();
if ($found)
{
$found2 = $found;
$found2['file'] = Core::debug_path($found2['file']);
Core::debug()->log($found2, 'found contoller');
}
else
{
Core::debug()->log('/'. $uri, 'not found contoller');
}
}
if (is_array($found) && isset($found['class']))
{
$found['class'] = preg_replace('#[^a-zA-Z0-9_]#', '_', trim($found['class']));
}
return $found;
}