<?php

///////////////////////////////////

// LoveZhi PHPMVC System

// Longbill(longbill.cn@gmail.com)

// www.longbill.cn

// @2008-2009

// under Creative Commons License

///////////////////////////////////

/*

./index.php:

system core

*/

//timer start

require_once("../../exception.php");

list($_usec, $_sec) = explode(' ', microtime());

$_time_start = (float)$_usec + (float)$_sec;

//load hookers

@include_once('helper/hooker.php');

//hooker

function_exists('lz_on_begin') && lz_on_begin();

if (!defined('LZ_MODULE')) define('LZ_MODULE','index');

include_once('config.php');

include_once('library/mysql.php');

//connect to database

!$db && $db = new DB($mysql['server'],$mysql['username'],$mysql['password'],$mysql['database']);

//hooker

function_exists('lz_on_after_db') && lz_on_after_db();

//define directories

!defined('LZ_LANGUAGE_DIR') && define('LZ_LANGUAGE_DIR','language/'.$config['template'].'/');

!defined('LZ_CONTROLLER_DIR') && define('LZ_CONTROLLER_DIR','controller/');

!defined('LZ_VIEWER_DIR') && define('LZ_VIEWER_DIR','view/'.$config['template'].'/');

!defined('LZ_VIEWER_EXT') && define('LZ_VIEWER_EXT','html');

$_header_type = (LZ_MODULE != 'wap')?'html':'vnd.wap.wml';

//get system root path

$_system_folder = dirname(__FILE__);

$_system_folder = str_replace("\\", "/", $_system_folder);

!defined('LZ_BASEPATH') && define('LZ_BASEPATH',$_system_folder.'/');

!defined('LZ_TOPPATH') && define('LZ_TOPPATH',preg_replace('/\/lz_system\/?$/','/',$_system_folder));

//get main controller

$p = inject_check($_GET['p']);

$_page = ($p)?$p:'index';

$_page = preg_replace('/[^a-zA-Z0-9_]/','',$_page);

define('LZ_CONTROLLER',$_page);

$_controller = $_page.'.php';

$_viewer = $_page.'.'.LZ_VIEWER_EXT;

//auto load language file which has the same name as the main controller

$_language_dir = LZ_LANGUAGE_DIR.LZ_LANGUAGE.'/';

$_preload['language'][] = $_page;

//load files defined in $_preload

foreach($_preload as $_fpath => $_files)

{

if ($_fpath == 'controller') continue;

foreach($_files as $_fname)

{

$_filename = $_fpath.'/'.$_fname;

if ($_fpath == 'language')

language($_fname);

else

file_exists($_filename) && include_once($_filename);

}

}

//common scripts

include_once('common.php');

//hooker

function_exists('lz_on_ready') && lz_on_ready();

//the ultimate view data array

//every controller should push its data in the $view_data array

$all_view_data = array();

$view_data = array();

$view_html = '';

//autoload controllers specified in $_preload

foreach($_preload['controller'] as $_fname)

{

$_filename = 'controller/'.$_fname;

if (file_exists($_filename))

{

include_once($_filename);

if(is_array($view_data))

{

array_add($all_view_data,$view_data);

unset($view_data);

}

}

}

//load the main controller

$_controller_dir = LZ_CONTROLLER_DIR;

$_c_filename = "{$_controller_dir}{$_controller}";

file_exists($_c_filename) && include($_c_filename);

if(is_array($view_data))

{

array_add($all_view_data,$view_data);

unset($view_data);

}

//if $view_html is not setted , use template engine to parse $all_view_data

if($display_enable)

{

header("CONTENT-TYPE:text/$_header_type; CHARSET=".LZ_CHARSET);

if (!$view_html)

{

$_viewer_dir = LZ_VIEWER_DIR;

if(!empty($view_template_name))

$_viewer = $view_template_name;

function_exists('lz_on_template_begin') && lz_on_template_begin();

$_template = template($_viewer);

//total output array by controllers

$_template->assign($all_view_data);

$r_path = str_replace(str_replace('\\','/',$_SERVER['DOCUMENT_ROOT']),'',str_replace('\\','/',__FILE__));

$r_path = preg_replace('/\/?lz_system.*$/','',$r_path);

if (!$r_path) $r_path = '.';

$_template->assign('images','lz_system/'.$_viewer_dir.'images');

$_template->assign('css','lz_system/'.$_viewer_dir.'css');

$_template->assign('js','lz_system/'.$_viewer_dir.'js');

if ($r_path == './') $r_path = '';

$_url_base = str_replace('/./','/','http://'.$_SERVER['HTTP_HOST'].'/'.$r_path.'/');

$_template->assign('url_base',$_url_base);

$_template->assign('config',$config);

//timer stop

list($_usec, $_sec) = explode(' ', microtime());

$_time_end = (float)$_usec + (float)$_sec;

$lz_time_used = intval(($_time_end-$_time_start)*1000)/1000;

$_template->assign('time_used',$lz_time_used);

$_template->assign('total_query',$db->query_num);

$view_html = $_template->result();

unset($_template);

}

function_exists('lz_on_end')?lz_on_end():die($view_html);

}

function inject_check($sql_str) {

}

?>

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