-
/*
- * class: 模板解析类
- * author: 51JS.COM-ZMM
- * date: 2011.3.1
- * email: 304924248@qq.com
- * blog: http://www.cnblogs.com/cnzmm/
- * link: http://bbs.it-home.org
- */
- class Template {
- public $html, $vars, $bTag, $eTag;
- public $bFlag='{', $eFlag='}', $pfix='zmm:';
- private $folder, $file;
- function __construct($vars=array()) {
- !empty($vars) && $this->vars = $vars;
- !empty($GLOBALS['cfg_tag_prefix']) &&
- $this->pfix = $GLOBALS['cfg_tag_prefix'].':';
- $this->bTag = $this->bFlag.$this->pfix;
- $this->eTag = $this->bFlag.'/'.$this->pfix;
- empty(Tags::$vars) && Tags::$vars = &$this->vars;
- }
- public function LoadTpl($tpl) {
- $this->file = $this->GetTplPath($tpl);
- Tags::$file = &$this->file;
- if (is_file($this->file)) {
- if ($this->GetTplHtml()) {
- $this->SetTplTags();
- } else {
- exit('模板文件加载失败!');
- }
- } else {
- exit('模板文件['.$this->file.']不存在!');
- }
- }
- private function GetTplPath($tpl) {
- $this->folder = WEBSITE_DIRROOT.
- $GLOBALS['cfg_tpl_root'];
- return $this->folder.'/'.$tpl;
- }
- private function GetTplHtml() {
- $html = self::FmtTplHtml(file_get_contents($this->file));
- if (!empty($html)) {
- $callFunc = Tags::$prefix.'Syntax';
- $this->html = Tags::$callFunc($html, new Template());
- } else {
- exit('模板文件内容为空!');
- } return true;
- }
- static public function FmtTplHtml($html) {
- return preg_replace('/(r)|(n)|(t)|(s{2,})/is', '', $html);
- }
- public function Register($vars=array()) {
- if (is_array($vars)) {
- $this->vars = $vars;
- Tags::$vars = &$this->vars;
- }
- }
- public function Display($bool=false, $name="", $time=0) {
- if (!empty($this->html)) {
- if ($bool && !empty($name)) {
- if (!is_int($time)) $time = 600;
- $cache = new Cache($time);
- $cache->Set($name, $this->html);
- }
- echo $this->html; flush();
- } else {
- exit('模板文件内容为空!');
- }
- }
- public function SetAssign($souc, $info) {
- if (!empty($this->html)) {
- $this->html = str_ireplace($souc, self::FmtTplHtml($info), $this->html);
- } else {
- exit('模板文件内容为空!');
- }
- }
- private function SetTplTags() {
- $this->SetPanelTags(); $this->SetTrunkTags(); $this->RegHatchVars();
- }
- private function SetPanelTags() {
- $rule = $this->bTag.'([^'.$this->eFlag.']+)/'.$this->eFlag;
- preg_match_all('/'.$rule.'/ism', $this->html, $out_matches);
- $this->TransTag($out_matches, 'panel'); unset($out_matches);
- }
- private function SetTrunkTags() {
- $rule = $this->bTag.'(w+)s*([^'.$this->eFlag.']*?)'.$this->eFlag.
- '((?:(?!'.$this->bTag.')[Ss]*?|(?R))*)'.$this->eTag.'\1s*'.$this->eFlag;
- preg_match_all('/'.$rule.'/ism', $this->html, $out_matches);
- $this->TransTag($out_matches, 'trunk'); unset($out_matches);
- }
- private function TransTag($result, $type) {
- if (!empty($result[0])) {
- switch ($type) {
- case 'panel' : {
- for ($i = 0; $i < count($result[0]); $i ++) {
- $strTag = explode(' ', $result[1][$i], 2);
- if (strpos($strTag[0], '.')) {
- $itemArg = explode('.', $result[1][$i], 2);
- $callFunc = Tags::$prefix.ucfirst($itemArg[0]);
- if (method_exists('Tags', $callFunc)) {
- $html = Tags::$callFunc(chop($itemArg[1]));
- if ($html !== false) {
- $this->html = str_ireplace($result[0][$i], $html, $this->html);
- }
- }
- } else {
- $rule = '^([^s]+)s*([Ss]+)$';
- preg_match_all('/'.$rule.'/is', trim($result[1][$i]), $tmp_matches);
- $callFunc = Tags::$prefix.ucfirst($tmp_matches[1][0]);
- if (method_exists('Tags', $callFunc)) {
- $html = Tags::$callFunc($tmp_matches[2][0]);
- if ($html !== false) {
- $this->html = str_ireplace($result[0][$i], $html, $this->html);
- }
- } unset($tmp_matches);
- }
- } break;
- }
- case 'trunk' : {
- for ($i = 0; $i < count($result[0]); $i ++) {
- $callFunc = Tags::$prefix.ucfirst($result[1][$i]);
- if (method_exists('Tags', $callFunc)) {
- $html = Tags::$callFunc($result[2][$i], $result[3][$i]);
- $this->html = str_ireplace($result[0][$i], $html, $this->html);
- }
- } break;
- }
- default: break;
- }
- } else {
- return false;
- }
- }
- private function RegHatchVars() {
- $this->SetPanelTags();
- }
- function __destruct() {}
- }
- ?>
复制代码
2. Tag parsing class: (Temporarily providing two tag parsing ideas: data and list)
-
/*
- * class: 标签解析类
- * author: 51JS.COM-ZMM
- * date: 2011.3.2
- * email: 304924248@qq.com
- * blog: http://www.cnblogs.com/cnzmm/
- * link: http://bbs.it-home.org
- */
- class Tags {
- static private $attrs=null;
- static public $file, $vars, $rule, $prefix='TAG_';
- static public function TAG_Syntax($html, $that) {
- $rule = $that->bTag.'ifs+([^'.$that->eFlag.']+)s*'.$that->eFlag;
- $html = preg_replace('/'.$rule.'/ism', '
', $html);
- $rule = $that->bTag.'elseifs+([^'.$that->eFlag.']+)s*'.$that->eFlag;
- $html = preg_replace('/'.$rule.'/ism', '
', $html);
- $rule = $that->bTag.'elses*'.$that->eFlag;
- $html = preg_replace('/'.$rule.'/ism', '
', $html);
- $rule = $that->bTag.'loops+(S+)s+(S+)s*'.$that->eFlag;
- $html = preg_replace('/'.$rule.'/ism', '
', $html);
- $rule = $that->bTag.'loops+(S+)s+(S+)s+(S+)s*'.$that->eFlag;
- $html = preg_replace('/'.$rule.'/ism', '
\3) { ?>', $html);
- $rule = $that->eTag.'(if|loop)s*'.$that->eFlag;
- $html = preg_replace('/'.$rule.'/ism', '
', $html);
- $rule = $that->bTag.'phps*'.$that->eFlag.'((?:(?!'.
- $that->bTag.')[Ss]*?|(?R))*)'.$that->eTag.'phps*'.$that->eFlag;
- $html = preg_replace('/'.$rule.'/ism', '
', $html);
- return self::TAG_Execute($html);
- }
- static public function TAG_List($attr, $html) {
- if (!empty($html)) {
- if (self::TAG_HaveTag($html)) {
- return self::TAG_DealTag($attr, $html, true);
- } else {
- return self::TAG_GetData($attr, $html, true);
- }
- } else {
- exit('标签{list}的内容为空!');
- }
- }
- static public function TAG_Data($attr, $html) {
- if (!empty($html)) {
- if (self::TAG_HaveTag($html)) {
- return self::TAG_DealTag($attr, $html, false);
- } else {
- return self::TAG_GetData($attr, $html, false);
- }
- } else {
- exit('标签{data}的内容为空!');
- }
- }
- static public function TAG_Execute($html) {
- ob_clean(); ob_start();
- if (!empty(self::$vars)) {
- is_array(self::$vars) &&
- extract(self::$vars, EXTR_OVERWRITE);
- }
- $file_inc = WEBSITE_DIRINC.'/buffer/'.
- md5(uniqid(rand(), true)).'.php';
- if ($fp = fopen($file_inc, 'xb')) {
- fwrite($fp, $html);
- if (fclose($fp)) {
- include($file_inc);
- $html = ob_get_contents();
- } unset($fp);
- } else {
- exit('模板解析文件生成失败!');
- } ob_end_clean(); @unlink($file_inc);
- return $html;
- }
- static private function TAG_HaveTag($html) {
- $bool_has = false;
- $tpl_ins = new Template();
- self::$rule = $tpl_ins->bTag.'([^'.$tpl_ins->eFlag.']+)/'.$tpl_ins->eFlag;
- $bool_has = $bool_has || preg_match('/'.self::$rule.'/ism', $html);
- self::$rule = $tpl_ins->bTag.'(w+)s*([^'.$tpl_ins->eFlag.']*?)'.$tpl_ins->eFlag.
- '((?:(?!'.$tpl_ins->bTag.')[Ss]*?|(?R))*)'.$tpl_ins->eTag.'\1s*'.$tpl_ins->eFlag;
- $bool_has = $bool_has || preg_match('/'.self::$rule.'/ism', $html);
- unset($tpl_ins);
- return $bool_has;
- }
- static private function TAG_DealTag($attr, $html, $list) {
- preg_match_all('/'.self::$rule.'/ism', $html, $out_matches);
- if (!empty($out_matches[0])) {
- $child_node = array();
- for ($i = 0; $i < count($out_matches[0]); $i ++) {
- $child_node[] = $out_matches[3][$i];
- $html = str_ireplace($out_matches[3][$i], '{-->>child_node_'.$i.'<<--}', $html);
- }
- $html = self::TAG_GetData($attr, $html, $list);
- for ($i = 0; $i < count($out_matches[0]); $i ++) {
- $html = str_ireplace('{-->>child_node_'.$i.'<<--}', $child_node[$i], $html);
- }
- preg_match_all('/'.self::$rule.'/ism', $html, $tmp_matches);
- if (!empty($tmp_matches[0])) {
- for ($i = 0; $i < count($tmp_matches[0]); $i ++) {
- $callFunc = self::$prefix.ucfirst($tmp_matches[1][$i]);
- if (method_exists('Tags', $callFunc)) {
- $temp = self::$callFunc($tmp_matches[2][$i], $tmp_matches[3][$i]);
- $html = str_ireplace($tmp_matches[0][$i], $temp, $html);
- }
- }
- }
- unset($tmp_matches);
- }
- unset($out_matches); return $html;
- }
- static private function TAG_GetData($attr, $html, $list=false) {
- if (!empty($attr)) {
- $attr_ins = new Attbt($attr);
- $attr_arr = $attr_ins->attrs;
- if (is_array($attr_arr)) {
- extract($attr_arr, EXTR_OVERWRITE);
- $source = table_name($source, $column);
- $rule = '[field:s*(w+)s*([^]]*?)s*/?]';
- preg_match_all('/'.$rule.'/is', $html, $out_matches);
- $data_str = '';
- $data_ins = new DataSql();
- $attr_where = $attr_order = '';
- if (!empty($where)) {
- $where = str_replace(',', ' and ', $where);
- $attr_where = ' where '. $where;
- }
- if (!empty($order)) {
- $attr_order = ' order by '.$order;
- } else {
- $fed_name = '';
- $fed_ins = $data_ins->GetFedNeedle($source);
- $fed_cnt = $data_ins->GetFedCount($fed_ins);
- for ($i = 0; $i < $fed_cnt; $i ++) {
- $fed_flag = $data_ins->GetFedFlag($fed_ins, $i);
- if (preg_match('/auto_increment/ism', $fed_flag)) {
- $fed_name = $data_ins->GetFedName($fed_ins, $i);
- break;
- }
- }
- if (!empty($fed_name))
- $attr_order = ' order by '.$fed_name.' desc';
- }
- if ($list == true) {
- if (empty($source) && empty($sql)) {
- exit('标签{list}必须指定source属性!');
- }
- $attr_rows = $attr_page = '';
- if ($rows > 0) {
- $attr_rows = ' limit 0,'.$rows;
- }
- if (!empty($sql)) {
- $data_sql = $sql;
- } else {
- $data_sql = 'select * from `'.$source.'`'.
- $attr_where.$attr_order.$attr_rows;
- }
- if ($pages=='true' && !empty($size)) {
- $data_num = $data_ins->GetRecNum($data_sql);
- $page_cnt = ceil($data_num / $size);
- global $page;
- if (!isset($page) || $page < 1) $page = 1;
- if ($page > $page_cnt) $page = $page_cnt;
- $data_sql = 'select * from `'.$source.'`'.$attr_where.
- $attr_order.' limit '.($page-1) * $size.','.$size;
- $GLOBALS['cfg_page_curr'] = $page;
- $GLOBALS['cfg_page_prev'] = $page - 1;
- $GLOBALS['cfg_page_next'] = $page + 1;
- $GLOBALS['cfg_page_nums'] = $page_cnt;
- if (function_exists('list_pagelink')) {
- $GLOBALS['cfg_page_list'] = list_pagelink($page, $page_cnt, 2);
- }
- }
- $data_idx = 0;
- $data_ret = $data_ins->SqlCmdExec($data_sql);
- while ($row = $data_ins->GetRecArr($data_ret)) {
- if ($skip > 0 && !empty($flag)) {
- $data_idx != 0 &&
- $data_idx % $skip == 0 &&
- $data_str .= $flag;
- }
- $data_tmp = $html;
- $data_tmp = str_ireplace('@idx', $data_idx, $data_tmp);
- for ($i = 0; $i < count($out_matches[0]); $i ++) {
- $data_tmp = str_ireplace($out_matches[0][$i],
- $row[$out_matches[1][$i]], $data_tmp);
- }
- $data_str .= $data_tmp; $data_idx ++;
- }
- } else {
- if (empty($source)) {
- exit('标签{data}必须指定source属性!');
- }
- $data_sql = 'select * from `'.$source.
- '`'.$attr_where.$attr_order;
- $row = $data_ins->GetOneRec($data_sql);
- if (is_array($row)) {
- $data_tmp = $html;
- for ($i = 0; $i < count($out_matches[0]); $i ++) {
- $data_val = $row[$out_matches[1][$i]];
- if (empty($out_matches[2][$i])) {
- $data_tmp = str_ireplace($out_matches[0][$i], $data_val, $data_tmp);
- } else {
- $attr_str = $out_matches[2][$i];
- $attr_ins = new Attbt($attr_str);
- $func_txt = $attr_ins->attrs['function'];
- if (!empty($func_txt)) {
- $func_tmp = explode('(', $func_txt);
- if (function_exists($func_tmp[0])) {
- eval('$func_ret ='.str_ireplace('@me',
- '''.$data_val.''', $func_txt));
- $data_tmp = str_ireplace($out_matches[0][$i], $func_ret, $data_tmp);
- } else {
- exit('调用了不存在的函数!');
- }
- } else {
- exit('标签设置属性无效!');
- }
- }
- }
- $data_str .= $data_tmp;
- }
- }
- unset($data_ins);
- return $data_str;
- } else {
- exit('标签设置属性无效!');
- }
- } else {
- exit('没有设置标签属性!');
- }
- }
- static public function __callStatic($name, $args) {
- exit('标签{'.$name.'}不存在!');
- }
- }
- ?>
复制代码
|