基于PHP的tmd_tpl国产PHP模板引擎 v1.0.zip

<?php class tmd_tpl { public $tpl_dir = './tpl/'; // 模板文件所在目录 注意以斜杠结束 public $tpl_ext = '.php'; // 模板文件扩展名 建议为PHP文件 这样在Dreamweaver中PHP代码才会有高亮效果 public $cache_dir = './tpl_c/'; // 模板编译后的缓存目录 一样以斜杠结束 无则自动创建 public $cache_time = 0; // 编译后模板的缓存时间（单位：秒） // 0为马上过期 即每次都重新编译 // -1为永不过期 网站上线后建议设置为-1 // 自定义的正则替换 public $my_rep = array( '~(\.\./)+static~' => '/static', '~__UP__~' => '/static/upload', // '~__PROJ__~' => '/index.php', // '~__SPACE__~' => '/index.php/home', // '~__CLASS__~' => '/index.php/home/index', // '~__METHOD__~' => '/index.php/home/index/index', ); // 内置的正则替换 private $tmd_rep = array( '~\{(\$[a-z0-9_]+)\}~i' => '<?php echo $1 ?>', // {$name} '~\{(\$[a-z0-9_]+)\.([a-z0-9_]+)\}~i' => '<?php echo $1[\'$2\'] ?>', // {$arr.key} '~\{(\$[a-z0-9_]+)\.([a-z0-9_]+)\.([a-z0-9_]+)\}~i' => '<?php echo $1[\'$2\'][\'$3\'] ?>', // {$arr.key.key2} '~<\?php\s+(include_once|require_once|include|require)\s*\(\s*(.+?)\s*\)\s*;?\s*\?>~i' => '<?php include \$this->_include($2, __FILE__) ?>', // ＜?php include('inc/top.php'); ?＞ '~\{:(.+?)\}~' => '<?php echo $1 ?>', // {:strip_tags($a)} '~\{\~(.+?)\}~' => '<?php $1 ?>', // {~var_dump($a)} '~<\?=\s*~' => '<?php echo ', // <?= ); // 用于存储模板变量 public $data = array(); function __construct($cfg=NULL) { if ($cfg) { $this->config($cfg); } } function config($cfg) { if (is_string($cfg)) { $cfg = require $cfg; } if (isset($cfg['tpl_dir'])) { $this->tpl_dir = $cfg['tpl_dir']; } if (isset($cfg['tpl_ext'])) { $this->tpl_ext = $cfg['tpl_ext']; } if (isset($cfg['cache_dir'])) { $this->cache_dir = $cfg['cache_dir']; } if (isset($cfg['cache_time'])) { $this->cache_time = $cfg['cache_time']; } if (isset($cfg['my_rep'])) { $this->my_rep = $cfg['my_rep']; } if (isset($cfg['data'])) { $this->data = $cfg['data']; } } // 赋值 function assign($name, $value=NULL) { if (is_array($name)) { foreach ($name as $k => $v) { $this->data[$k] = $v; } }else{ $this->data[$name] = &$value; } } // 输出页面 function display($tpl_file) { $_cache_path = $this->cache_path($tpl_file); if (!$this->is_cached($_cache_path)) { $this->compile($this->tpl_path($tpl_file), $_cache_path); } unset($tpl_file); extract($this->data); // 如果data里有个_cache_path... include $_cache_path; } // 返回页面 function fetch($tpl_file) { ob_start(); ob_implicit_flush(0); $this->display($tpl_file); return ob_get_clean(); } // 获取模板文件路径 private function tpl_path($tpl_file) { return $this->tpl_dir . $tpl_file . $this->tpl_ext; } // 获取模板缓存路径 private function cache_path($tpl_file) { return $this->cache_dir . $tpl_file . $this->tpl_ext; } // 模板缓存是否有效 private function is_cached($cache_path) { if (!file_exists($cache_path)) { return false; } if ($this->cache_time<0) { return true; } $cache_time = filemtime($cache_path); if ( time()-$cache_time > $this->cache_time ) { return false; } return true; } // 编译模板 private function compile($tpl_path, $cache_path) { $tpl = @file_get_contents($tpl_path); if ($tpl===FALSE) { die("模板文件“{$tpl_path}”不存在"); } $tmp = array_merge($this->tmd_rep, $this->my_rep); $cache = preg_replace(array_keys($tmp), $tmp, $tpl); @mkdir(dirname($cache_path), 0777, true); $tmp = @file_put_contents($cache_path, $cache, LOCK_EX); if ($tmp===FALSE) { die("编译后的模板文件“$cache_path”无法写入"); } } // 页面有include时用到 private function _include($inc_file, $cache_path) { $inc_path = dirname($cache_path) . '/' . $inc_file; if (!$this->is_cached($inc_path)) { $tpl_path = str_replace(realpath($this->cache_dir), realpath($this->tpl_dir), $inc_path); $this->compile($tpl_path, $inc_path); } return $inc_path; } }