代码: |
require('./template.php'); //由html生成的php文件的前缀,区别使用多种风格. $tpl_prefix = 'default'; //模板文件名 $tpl_index = 'index'; $tpl = new Template($tpl_prefix); $cats = array( array('forum_id'=>'1','forum_cat_id'=>'0','forum_name'=>'PHP学习'), array('forum_id'=>'2','forum_cat_id'=>'0','forum_name'=>'MYSQL学习') ); $forums = array( array('forum_id'=>'3','forum_cat_id'=>'1','forum_name'=>'PHP高级教程'), array('forum_id'=>'4','forum_cat_id'=>'1','forum_name'=>'PHP初级教程'), array('forum_id'=>'5','forum_cat_id'=>'2','forum_name'=>'MYSQL相关资料') ); if ($cats) { if ($tpl->chk_cache($tpl_index))//检查判断是否需要重新生产PHP模板文件. { $tpl->load_tpl($tpl_index);//加载html模板文件. //替换PHP语句 $tpl->assign_block("{block_cat}",""); $tpl->assign_block("{/block_cat}","}?>"); $tpl->assign_block("{block_forum}","\nif(\$forum['forum_cat_id'] == \$cat['forum_id']) {?>"); $tpl->assign_block("{/block_forum}","}\n}?>"); //生产PHP模板文件. $tpl->write_cache($tpl_index); } } //包含PHP模板文件. include($tpl->parse_tpl($tpl_index)); ?> |
代码: | |||||||
{block_cat}
{/block_cat} |
代码: | |||||||
}?> |
代码: |
/********************************************************************************* * 模板类(Template) * 最后修改时间:2004.4.07 本论坛使用 * * * **********************************************************************************/ class Template { //$this->$template,储存模板数据. var $template = ''; //模板路径. var $tpl_path = ''; //模板前缀(风格名称). var $tpl_prefix = ''; //cache路径(编译后的路径). var $cache_path = ''; //css文件路径. var $css_path = ''; //header文件路径. var $header_path = ''; //footer文件路径 var $footer_path = ''; /** * 初始化模板路径. */ function Template($root = 'default') { //模板前缀(风格名称). $this->tpl_prefix = $root; //模板文件路径. $this->tpl_path = './templates/' . $root . '//m.sbmmt.com/m/'; //生成的PHP文件存放路径. $this->cache_path = './template_data/' .$this->tpl_prefix . '_'; return true; } /** * chk_cache,检查"编译"后的模板是否需要更新,判断依据:最后修改时间,"编译"文件是否存在. */ function chk_cache($tpl_index) { $tpl_file = $this->tpl_path . $tpl_index . '.html'; $cache_file = $this->cache_path . $tpl_index . '.php'; //判断是否需要更新. if(!file_exists($cache_file)) { return true; } elseif(filemtime($tpl_file) > filemtime($cache_file)) { return true; } } /** * 输出模板文件. */ function parse_tpl($tpl_index,$message='') { return $this->cache_path . $tpl_index . '.php'; } /** * 加载模板文件. */ function load_tpl($tpl_index) { $tpl_file = $this->tpl_path . $tpl_index . '.html'; $fp = fopen($tpl_file, 'r'); $this->template = fread($fp, filesize($tpl_file)); fclose($fp); } /** * 替换变量,并且"编译"模板. */ function write_cache($tpl_index) { $cache_file = $this->cache_path . $tpl_index . '.php'; //变量显示. $this->template = preg_replace("/(\{=)(.+?)(\})/is", "=\\2?>", $this->template); //界面语言替换. $this->template = preg_replace("/\{lang +(.+?)\}/ies", "\$lang['main']['\\1']", $this->template); $fp = fopen($cache_file, 'w'); flock($fp, 3); fwrite($fp, $this->template); fclose($fp); } /** * 替换block. */ function assign_block($search,$replace) { $this->template = str_replace($search,$replace,$this->template); } } ?> |
以上就介绍了 一个PHP模板,主要想体现一下思路,包括了方面的内容,希望对PHP教程有兴趣的朋友有所帮助。
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