wecis2.0RC版

调试bug 请通知本人，谢谢！
新版功能：
1. 添加{-script lang='php'-} 模板也可以写php代码
2.修改1.0 细节错误 : 如无用功代码，优化核心代码，提高运行编译速度。
3.添加模板格式化函数{-$string|subistr(12):'...'-} ，时间格式化 {-$time|time('ymd')-}

2. /**
3. * [Wecis] (C)2012-2099 Haowei Inc.
4. * This is NOT a freeware, use is subject to license terms
5. * version: 2.0 RC
6. **/
8. class wecis{
10. private $assign=array();
11. public $tpl_cache_dir = 'cache/';
12. public $tpl_cache_open = TRUE;
13. public $tpl_cache_time = 5 ;
14. public $tpl_tpl_dir = 'template/';
15. public $tpl_rw_left = '{-';
16. public $tpl_rw_right = '-}';
18. public function wecis(){
19. return '[{name:\'wecis 2.0 rc\'}]';
20. }
22. public function assign($tplvar,$value){
23. if(empty($tplvar) || empty($value)){
24. $this->error('wecis-> assign() Parameters are missing');
25. }
26. return $this->assign[$tplvar]=$value;
27. }
29. public function display($tplfile){
30. if(empty($tplfile)){ $this->error('wecis-> display() Parameters are missing'); }
31. if($this->tpl_cache_open){
32. if(file_exists($this->tpl_cache_dir.$this->cahce_format($tplfile))){
33. if($this->cahce_timeout($tplfile)) {
34. $this->cache_delete($tplfile);
35. include $this->cache($tplfile) ? $this->tpl_cache_dir.$this->cahce_format($tplfile) : '';
36. }else{
37. include $this->tpl_cache_dir.$this->cahce_format($tplfile);
39. }
40. }else{
41. include $this->cache($tplfile) ? $this->tpl_cache_dir.$this->cahce_format($tplfile) : '';
42. }
43. }else{
44. include $this->cache($tplfile) ? $this->tpl_cache_dir.$this->cahce_format($tplfile) : '';
45. }
46. }
48. public function cache($tplfile){
49. $data = file_get_contents($this->tpl_tpl_dir.$tplfile);
50. $data = preg_replace('/'.$this->tpl_rw_left.'script lang=\'php\''.$this->tpl_rw_right.'/',' $data = preg_replace('/'.$this->tpl_rw_left.'\/script'.$this->tpl_rw_right.'/','?>',$data);
51. $data = preg_replace('/'.$this->tpl_rw_left.'loop (\$(.*)?) as (\$(.*)?)'.$this->tpl_rw_right.'/','',$data);
52. $data = preg_replace('/'.$this->tpl_rw_left.'\/loop'.$this->tpl_rw_right.'/','',$data);
53. $data = preg_replace('/'.$this->tpl_rw_left.'(\$(.*)?)\[((.*)?)\]'.$this->tpl_rw_right.'/','',$data);
54. $data = preg_replace('/'.$this->tpl_rw_left.'if((.*)?)'.$this->tpl_rw_right.'/','',$data);
55. $data = preg_replace('/'.$this->tpl_rw_left.'else'.$this->tpl_rw_right.'/','',$data);
56. $data = preg_replace('/'.$this->tpl_rw_left.'\/if'.$this->tpl_rw_right.'/','',$data);
57. $data = preg_replace('/'.$this->tpl_rw_left.'(\$(.*)?)\|subistr\(((.*)?)\)\:((.*)?)'.$this->tpl_rw_right.'/','',$data);
58. $data = preg_replace('/'.$this->tpl_rw_left.'(\$(.*)?)\|time\:\(((.*)?)\)'.$this->tpl_rw_right.'/',"",$data);
59. $data = preg_replace('/'.$this->tpl_rw_left.'(\$(.*)?)'.$this->tpl_rw_right.'/','',$data);
60. $arr='';
61. foreach($this->assign as $k=>$v) {
62. if(!is_array($v)) {
63. $data = !is_numeric($v) ? str_replace('$'.$k,'\''.$v.'\'',$data) : str_replace('$'.$k,$v,$data);
64. }else{
65. $arr.='';
66. }
67. }
68. return file_put_contents($this->tpl_cache_dir.$this->cahce_format($tplfile),$arr.$data) ? 1 : 0;
69. }
71. public function cahce_timeout($tplfile){
72. $time = time();
73. $filetime = fileatime($this->tpl_cache_dir.$this->cahce_format($tplfile));
74. return $time-$filetime > ($this->tpl_cache_time*60) ? 1 : 0;
75. }
77. public function cahce_format($tplfile){
78. return md5($this->version()).str_replace('/','.',$tplfile).'.php';
79. }
81. public function cache_delete($tplfile){
82. return unlink($this->tpl_cache_dir.$this->cahce_format($tplfile)) ? 1 : 0;
83. }
85. private function error($str){
86. return exit($str);
87. }
89. public function version(){
90. return 'wecis 2.0 RC';
91. }
93. }