git-svn-id: http://xe-core.googlecode.com/svn/sandbox@7715 201d5d3c-b55e-5fd7-737f-ddc643e51545

This commit is contained in:
zero 2010-09-28 03:44:49 +00:00
parent 89fb7f9921
commit a6de064d49
3 changed files with 654 additions and 701 deletions

View file

@ -63,12 +63,7 @@
$this->compiled_file = sprintf('%s%s.compiled.php',$this->compiled_path, md5($this->file));
// compare various file's modified time for check changed
$_handler = filemtime(_XE_PATH_.'classes/template/TemplateHandler.class.php');
if($this->handler_mtime<$_handler) $this->handler_mtime = $_handler;
$_comment = filemtime(_XE_PATH_.'classes/template/TemplateParser.comment.php');
if($this->handler_mtime<$_comment) $this->handler_mtime = $_comment;
$_tag = filemtime(_XE_PATH_.'classes/template/TemplateParser.tag.php');
if($this->handler_mtime<$_tag) $this->handler_mtime = $_tag;
$this->handler_mtime = filemtime(_XE_PATH_.'classes/template/TemplateHandler.class.php');
$this->buff = null;
}
@ -153,22 +148,57 @@
function parse() {
if(!file_exists($this->file)) return;
// load template parser
require_once(_XE_PATH_.'classes/template/TemplateParser.comment.php');
require_once(_XE_PATH_.'classes/template/TemplateParser.tag.php');
// read tpl file
$buff = FileHandler::readFile($this->file);
// replace value of src in img/input/script tag
$buff = preg_replace_callback('/<(img|input|script)([^>]*)src="([^"]*?)"/is', array($this, '_replacePath'), $buff);
// replace template syntax to php script syntax
$oCommentParser = new TemplateParserComment($this);
$buff = $oCommentParser->parse($buff);
// loop 템플릿 문법을 변환
$buff = $this->_replaceLoop($buff);
// |cond 템플릿 문법을 변환
$buff = preg_replace_callback("/<\/?(\w+)((\s+\w+(\s*=\s*(?:\".*?\"|'.*?'|[^'\">\s]+))?)+\s*|\s*)\/?>/i", array($this, '_replacePipeCond'), $buff);
// cond 템플릿 문법을 변환
$buff = $this->_replaceCond($buff);
// include 태그의 변환
$buff = preg_replace_callback('!<include ([^>]+)>!is', array($this, '_replaceInclude'), $buff);
// unload/ load 태그의 변환
$buff = preg_replace_callback('!<(unload|load) ([^>]+)>!is', array($this, '_replaceLoad'), $buff);
// 가상 태그인 block의 변환
$buff = preg_replace('/<block([ ]*)>|<\/block>/is','',$buff);
// replace include <!--#include($filename)-->
$buff = preg_replace_callback('!<\!--#include\(([^\)]*?)\)-->!is', array($this, '_compileIncludeToCode'), $buff);
// replace <!--@, -->
$buff = preg_replace_callback('!<\!--@(.*?)-->!is', array($this, '_compileFuncToCode'), $buff);
// remove comments <!--// ~ -->
$buff = preg_replace('!(\n?)( *?)<\!--//(.*?)-->!is', '', $buff);
// import xml filter/ css/ js/ files <!--%import("filename"[,optimized=true|false][,media="media"][,targetie="lt IE 6|IE 7|gte IE 8|..."])--> (media is applied to only css)
$buff = preg_replace_callback('!<\!--%import\(\"([^\"]*?)\"(,optimized\=(true|false))?(,media\=\"([^\"]*)\")?(,targetie=\"([^\"]*)\")?\)-->!is', array($this, '_compileImportCode'), $buff);
// unload css/ js <!--%unload("filename"[,optimized=true|false][,media="media"][,targetie="lt IE 6|IE 7|gte IE 8|..."])--> (media is applied to only css)
$buff = preg_replace_callback('!<\!--%unload\(\"([^\"]*?)\"(,optimized\=(true|false))?(,media\=\"([^\"]*)\")?(,targetie=\"([^\"]*)\")?\)-->!is', array($this, '_compileUnloadCode'), $buff);
// javascript plugin import
$buff = preg_replace_callback('!<\!--%load_js_plugin\(\"([^\"]*?)\"\)-->!is', array($this, '_compileLoadJavascriptPlugin'), $buff);
// replace variables
$buff = preg_replace_callback('/\{[^@^ ]([^\{\}\n]+)\}/i', array($this, '_compileVarToContext'), $buff);
// PHP 변수형의 변환 ($문자등을 공유 context로 변환)
$buff = $this->_replaceVarInPHP($buff);
// replace parts not displaying results
$buff = preg_replace_callback('/\{\@([^\{\}]+)\}/i', array($this, '_compileVarToSilenceExecute'), $buff);
$oTagParser = new TemplateParserTag($this);
$buff = $oTagParser->parse($buff);
// prevent from calling directly before writing into file
$this->buff = '<?php if(!defined("__ZBXE__")) exit();?>'.$buff;
@ -215,5 +245,614 @@
}
return '<'.$matches[1].$matches[2].'src="'.$target.'"';
}
/**
* @brief loop 문법의 변환
**/
function _replaceLoop($buff)
{
while(false !== $pos = strpos($buff, ' loop="'))
{
$pre = substr($buff,0,$pos);
$next = substr($buff,$pos);
$pre_pos = strrpos($pre, '<');
preg_match('/^ loop="([^"]+)"/i',$next,$m);
$tag = substr($next,0,strlen($m[0]));
$next = substr($next,strlen($m[0]));
$next_pos = strpos($next, '<');
$tag = substr($pre, $pre_pos). $tag. substr($next, 0, $next_pos);
$pre = substr($pre, 0, $pre_pos);
$next = substr($next, $next_pos);
$tag_name = trim(substr($tag,1,strpos($tag,' ')));
$tag_head = $tag_tail = '';
if(!preg_match('/ loop="([^"]+)"/is',$tag)) {
print "<strong>Invalid XpressEngine Template Syntax</strong><br/>";
print "File : ".$this->file."<br/>";
print "Code : ".htmlspecialchars($tag);
exit();
}
preg_match_all('/ loop="([^"]+)"/is',$tag,$m);
$tag = preg_replace('/ loop="([^"]+)"/is','', $tag);
for($i=0,$c=count($m[0]);$i<$c;$i++)
{
$loop = $m[1][$i];
if(false!== $fpos = strpos($loop,'=>'))
{
$target = trim(substr($loop,0,$fpos));
$vars = trim(substr($loop,$fpos+2));
if(false===strpos($vars,','))
{
$tag_head .= '<?php if(count('.$target.')) { foreach('.$target.' as '.$vars.') { ?>';
$tag_tail .= '<?php } } ?>';
}
else
{
$t = explode(',',$vars);
$tag_head .= '<?php if(count('.$target.')) { foreach('.$target.' as '.trim($t[0]).' => '.trim($t[1]).') { ?>';
$tag_tail .= '<?php } } ?>';
}
}
elseif(false!==strpos($loop,';'))
{
$tag_head .= '<?php for('.$loop.'){ ?>';
$tag_tail .= '<?php } ?>';
}
else
{
$t = explode('=',$loop);
if(count($t)==2)
{
$tag_head .= '<?php while('.trim($t[0]).' = '.trim($t[1]).') { ?>';
$tag_tail .= '<?php } ?>';
}
}
}
if(substr(trim($tag),-2)!='/>')
{
while(false !== $close_pos = strpos($next, '</'.$tag_name))
{
$tmp_buff = substr($next, 0, $close_pos+strlen('</'.$tag_name.'>'));
$tag .= $tmp_buff;
$next = substr($next, strlen($tmp_buff));
if(false === strpos($tmp_buff, '<'.$tag_name)) break;
}
}
$buff = $pre.$tag_head.$tag.$tag_tail.$next;
}
return $buff;
}
/**
* @brief pipe cond, |cond= 변환
**/
function _replacePipeCond($matches)
{
while(strpos($matches[0],'|cond="')!==false) {
if(preg_match('/ (\w+)=\"([^\"]+)\"\|cond=\"([^\"]+)\"/is', $matches[0], $m))
$matches[0] = str_replace($m[0], sprintf('<?php if(%s) {?> %s="%s"<?}?>', $m[3], $m[1], $m[2]), $matches[0]);
}
return $matches[0];
}
/**
* @brief cond 문법의 변환
**/
function _replaceCond($buff)
{
if($this->filename != '_style.list.html') return $buff;
while(false !== ($pos = strpos($buff, ' cond="')))
{
$pre = substr($buff,0,$pos);
$next = substr($buff,$pos);
$pre_pos = strrpos($pre, '<');
$next_pos = strpos($next, '<');
$tag = substr($pre, $pre_pos). substr($next, 0, $next_pos);
$pre = substr($pre, 0, $pre_pos);
$next = substr($next, $next_pos);
$tag_name = trim(substr($tag,1,strpos($tag,' ')));
$tag_head = $tag_tail = '';
if(preg_match_all('/ cond=\"([^\"]+)"/is',$tag,$m))
{
for($i=0,$c=count($m[0]);$i<$c;$i++)
{
$tag_head .= '<?php if('.$m[1][$i].') { ?>';
$tag_tail .= '<?php } ?>';
}
}
if(!preg_match('/ cond="([^"]+)"/is',$tag)) {
print "<strong>Invalid XpressEngine Template Syntax</strong><br/>";
print "File : ".$this->file."<br/>";
print "Code : ".htmlspecialchars($tag);
exit();
}
$tag = preg_replace('/ cond="([^"]+)"/is','', $tag);
if(substr(trim($tag),-2)=='/>')
{
$buff = $pre.$tag_head.$tag.$tag_tail.$next;
}
else
{
while(false !== $close_pos = strpos($next, '</'.$tag_name))
{
$tmp_buff = substr($next, 0, $close_pos+strlen('</'.$tag_name.'>'));
$tag .= $tmp_buff;
$next = substr($next, strlen($tmp_buff));
if(false === strpos($tmp_buff, '<'.$tag_name)) break;
}
$buff = $pre.$tag_head.$tag.$tag_tail.$next;
}
}
return $buff;
}
/**
* @brief 다른 template파일을 include하는 include tag의 변환
**/
function _replaceInclude($matches)
{
if(!preg_match('/target=\"([^\"]+)\"/is',$matches[0], $m)) throw new Exception('"target" attribute missing in "'.htmlspecialchars($matches[0]).'"');
$target = $m[1];
if(substr($target,0,1)=='/')
{
$target = substr($target,1);
$pos = strrpos('/',$target);
$filename = substr($target,$pos+1);
$path = substr($target,0,$pos);
} else {
if(substr($target,0,2)=='./') $target = substr($target,2);
$pos = strrpos('/',$target);
$filename = substr($target,$pos);
$path = substr($target,0,$pos);
}
return sprintf(
'<?php%s'.
'$oTemplate = &TemplateHandler::getInstance();%s'.
'print $oTemplate->compile(\'%s\',\'%s\');%s'.
'?>%s',
"\n",
"\n",
$path, $filename, "\n",
"\n"
);
}
/**
* @brief load 태그의 변환
**/
function _replaceLoad($matches) {
$output = $matches[0];
if(!preg_match_all('/ ([^=]+)=\"([^\"]+)\"/is',$matches[0], $m)) return $matches[0];
$type = $matches[1];
for($i=0,$c=count($m[1]);$i<$c;$i++)
{
if(!trim($m[1][$i])) continue;
$attrs[trim($m[1][$i])] = trim($m[2][$i]);
}
if(!$attrs['target']) return $matches[0];
$web_path = $this->web_path;
$base_path = $this->path;
$target = $attrs['target'];
if(substr($target,0,2)=='./') $target = substr($target,2);
if(!substr($target,0,1)!='/') $target = $web_path.$target;
// if target ends with lang, load language pack
if(substr($target, -4)=='lang') {
if(substr($target,0,2)=='./') $target = substr($target, 2);
$lang_dir = $base_path.$target;
if(is_dir($lang_dir)) $output = sprintf('<?php Context::loadLang("%s"); ?>', $lang_dir);
// otherwise try to load xml, css, js file
} else {
if(substr($target,0,1)!='/') $source_filename = $base_path.$target;
else $source_filename = $target;
// get filename and path
$tmp_arr = explode("/",$source_filename);
$filename = array_pop($tmp_arr);
$base_path = implode("/",$tmp_arr)."/";
// get the ext
$tmp_arr = explode(".",$filename);
$ext = strtolower(array_pop($tmp_arr));
// according to ext., import the file
switch($ext) {
// xml js filter
case 'xml' :
// create an instance of XmlJSFilter class, then create js and handle Context::addJsFile
$output = sprintf(
'<?php%s'.
'require_once("./classes/xml/XmlJsFilter.class.php");%s'.
'$oXmlFilter = new XmlJSFilter("%s","%s");%s'.
'$oXmlFilter->compile();%s'.
'?>%s',
"\n",
"\n",
$base_path,
$filename,
"\n",
"\n",
"\n"
);
break;
// css file
case 'css' :
if(!preg_match('/^(http|\/)/i',$source_filename)) $source_filename = $base_path.$filename;
if($type == 'unload') $output = '<?php Context::unloadCSSFile("'.$source_filename.'"); ?>';
else $output = '<?php Context::addCSSFile("'.$source_filename.'"); ?>';
break;
// js file
case 'js' :
if(!preg_match('/^(http|\/)/i',$source_filename)) $source_filename = $base_path.$filename;
if($type == 'unload') $output = '<?php Context::unloadJsFile("'.$source_filename.'"); ?>';
else $output = '<?php Context::addJsFile("'.$source_filename.'"); ?>';
break;
}
}
return $output;
}
/**
* @brief $문자 PHP 변수 변환
**/
private function _replaceVarInPHP($buff) {
$head = $tail = '';
while(false !== $pos = strpos($buff, '<?php'))
{
$head .= substr($buff,0,$pos);
$buff = substr($buff,$pos);
$pos = strpos($buff,'?>');
$body = substr($buff,0,$pos+2);
$head .= preg_replace_callback('/(.?)\$([a-z0-9\_\-\[\]\'\"]+)/is',array($this, '_replaceVarString'), $body);
$buff = substr($buff,$pos+2);
}
return $head.$buff;
}
/**
* @brief php5의 class::$변수명의 경우 context를 사용하지 않아야 하기에 함수로 대체
**/
private function _replaceVarString($matches)
{
if($matches[1]==':') return $matches[0];
if(substr($matches[2],0,1)=='_') return $matches[0];
return $matches[1].'$__Context->'.$matches[2];
}
/**
* @brief replace <!--#include $path--> with php code
* @param[in] $matches match
* @return replaced result
**/
function _compileIncludeToCode($matches) {
// if target string to include contains variables handle them
$arg = str_replace(array('"','\''), '', $matches[1]);
if(!$arg) return;
$tmp_arr = explode("/", $arg);
for($i=0;$i<count($tmp_arr);$i++) {
$item1 = trim($tmp_arr[$i]);
if($item1=='.'||substr($item1,-5)=='.html') continue;
$tmp2_arr = explode(".",$item1);
for($j=0;$j<count($tmp2_arr);$j++) {
$item = trim($tmp2_arr[$j]);
if(substr($item,0,1)=='$') $item = Context::get(substr($item,1));
$tmp2_arr[$j] = $item;
}
$tmp_arr[$i] = implode(".",$tmp2_arr);
}
$arg = implode("/",$tmp_arr);
if(substr($arg,0,2)=='./') $arg = substr($arg,2);
// step1: check files in the template directory
$source_filename = sprintf("%s/%s", dirname($this->file), $arg);
// step2: check path from root
if(!file_exists($source_filename)) $source_filename = './'.$arg;
if(!file_exists($source_filename)) return;
// split into path and filename
$tmp_arr = explode('/', $source_filename);
$filename = array_pop($tmp_arr);
$path = implode('/', $tmp_arr).'/';
// try to include
$output = sprintf(
'<?php%s'.
'$oTemplate = &TemplateHandler::getInstance();%s'.
'print $oTemplate->compile(\'%s\',\'%s\');%s'.
'?>%s',
"\n",
"\n",
$path, $filename, "\n",
"\n"
);
return $output;
}
/**
* @brief replace $... variables in { } with Context::get(...)
* @param[in] $matches match
* @return replaced result in case of success or NULL in case of error
**/
function _compileVarToContext($matches) {
$str = trim(substr($matches[0],1,strlen($matches[0])-2));
if(!$str) return $matches[0];
if(!in_array(substr($str,0,1),array('(','$','\'','"'))) {
if(preg_match('/^([^\( \.]+)(\(| \.)/i',$str,$m)) {
$func = trim($m[1]);
if(strpos($func,'::')===false) {
if(!function_exists($func)) {
return $matches[0];
}
} else {
list($class, $method) = explode('::',$func);
// FIXME regardless of whether class/func name is case-sensitive, it is safe
// to assume names are case sensitive. We don't have compare twice.
if(!class_exists($class) || !in_array($method, get_class_methods($class))) {
// In some environment, the name of classes and methods may be case-sensitive
list($class, $method) = explode('::',strtolower($func));
if(!class_exists($class) || !in_array($method, get_class_methods($class))) {
return $matches[0];
}
}
}
} else {
if(!defined($str)) return $matches[0];
}
}
return '<?php @print('.preg_replace('/\$([a-zA-Z0-9\_\-\>]+)/i','$__Context->\\1', $str).');?>';
}
/**
* @brief replace @... function in { } into print func(..)
* @param[in] $matches match
* @return replaced result
**/
function _compileVarToSilenceExecute($matches) {
if(strtolower(trim(str_replace(array(';',' '),'', $matches[1])))=='return') return '<?php return; ?>';
return '<?php @'.preg_replace('/\$([a-zA-Z0-9\_\-\>]+)/i','$__Context->\\1', trim($matches[1])).';?>';
}
/**
* @brief replace code in <!--@, --> with php code
* @param[in] $matches match
* @return changed result
**/
function _compileFuncToCode($matches) {
static $idx = 0;
$code = trim($matches[1]);
if(!$code) return;
switch(strtolower($code)) {
case 'else' :
$output = '}else{';
break;
case 'end' :
case 'endif' :
case 'endfor' :
case 'endforeach' :
case 'endswitch' :
$output = '}';
break;
case 'break' :
$output = 'break;';
break;
case 'default' :
$output = 'default :';
break;
case 'break@default' :
$output = 'break; default :';
break;
default :
$suffix = '{';
if(substr($code, 0, 4) == 'else') {
$code = '}'.$code;
} elseif(substr($code, 0, 7) == 'foreach') {
$tmp_str = substr($code, 8);
$tmp_arr = explode(' ', $tmp_str);
$var_name = $tmp_arr[0];
$prefix = '$Context->__idx['.$idx.']=0;';
if(substr($var_name, 0, 1) == '$') {
$prefix .= sprintf('if(count($__Context->%s)) ', substr($var_name, 1));
} else {
$prefix .= sprintf('if(count(%s)) ', $var_name);
}
$idx++;
$suffix .= '$__idx['.$idx.']=($__idx['.$idx.']+1)%2; $cycle_idx = $__idx['.$idx.']+1;';
} elseif(substr($code, 0, 4) == 'case') {
$suffix = ':';
} elseif(substr($code, 0, 10) == 'break@case') {
$code = 'break; case'.substr($code, 10);
$suffix = ':';
}
$output = preg_replace('/\$([a-zA-Z0-9\_\-]+)/i', '$__Context->\\1', $code.$suffix);
break;
}
return sprintf('<?php %s %s ?>', $prefix, $output);
}
/**
* @brief replace xe specific code, "<!--%filename-->" with appropriate php code
* @param[in] $matches match
* @return Returns modified result or NULL in case of error
**/
function _compileImportCode($matches) {
// find xml file
$base_path = $this->path;
$given_file = trim($matches[1]);
if(!$given_file) return;
if(isset($matches[3])) $optimized = strtolower(trim($matches[3]));
if(!$optimized) $optimized = 'true';
if(isset($matches[5])) $media = trim($matches[5]);
if(!$media) $media = 'all';
if(isset($matches[7])) $targetie = trim($matches[7]);
if(!$targetie) $targetie = '';
else $optimized = 'false';
// if given_file ends with lang, load language pack
if(substr($given_file, -4)=='lang') {
if(substr($given_file,0,2)=='./') $given_file = substr($given_file, 2);
$lang_dir = $base_path.$given_file;
if(is_dir($lang_dir)) $output = sprintf('<?php Context::loadLang("%s"); ?>', $lang_dir);
// otherwise try to load xml, css, js file
} else {
if(substr($given_file,0,1)!='/') $source_filename = sprintf("%s%s",$base_path, $given_file);
else $source_filename = $given_file;
// get filename and path
$tmp_arr = explode("/",$source_filename);
$filename = array_pop($tmp_arr);
$base_path = implode("/",$tmp_arr)."/";
// get the ext
$tmp_arr = explode(".",$filename);
$ext = strtolower(array_pop($tmp_arr));
// according to ext., import the file
switch($ext) {
// xml js filter
case 'xml' :
// create an instance of XmlJSFilter class, then create js and handle Context::addJsFile
$output = sprintf(
'<?php%s'.
'require_once("./classes/xml/XmlJsFilter.class.php");%s'.
'$oXmlFilter = new XmlJSFilter("%s","%s");%s'.
'$oXmlFilter->compile();%s'.
'?>%s',
"\n",
"\n",
$base_path,
$filename,
"\n",
"\n",
"\n"
);
break;
// css file
case 'css' :
if(preg_match('/^(http|\/)/i',$source_filename)) {
$output = sprintf('<?php Context::addCSSFile("%s", %s, "%s", "%s"); ?>', $source_filename, 'false', $media, $targetie);
} else {
$meta_file = sprintf('%s%s', $base_path, $filename);
$output = sprintf('<?php Context::addCSSFile("%s%s", %s, "%s", "%s"); ?>', $base_path, $filename, $optimized, $media, $targetie);
}
break;
// js file
case 'js' :
if(preg_match('/^(http|\/)/i',$source_filename)) {
$output = sprintf('<?php Context::addJsFile("%s", %s, "%s"); ?>', $source_filename, 'false', $targetie);
} else {
$meta_file = sprintf('%s%s', $base_path, $filename);
$output = sprintf('<?php Context::addJsFile("%s%s", %s, "%s"); ?>', $base_path, $filename, $optimized, $targetie);
}
break;
}
}
if($meta_file) $output = '<!--Meta:'.$meta_file.'-->'.$output;
return $output;
}
/**
* @brief import javascript plugin
* @param[in] $matches match
* @return result loading the plugin
* @remarks javascript plugin works as optimized = false
**/
function _compileLoadJavascriptPlugin($matches) {
$base_path = $this->path;
$plugin = trim($matches[1]);
return sprintf('<?php Context::loadJavascriptPlugin("%s"); ?>', $plugin);
}
/**
* @brief remove loading part of css/ js file
* @param[in] $matches match
* @return removed result
**/
function _compileUnloadCode($matches) {
// find xml file
$base_path = $this->path;
$given_file = trim($matches[1]);
if(!$given_file) return;
if(isset($matches[3])) $optimized = strtolower(trim($matches[3]));
if(!$optimized) $optimized = 'true';
if(isset($matches[5])) $media = trim($matches[5]);
if(!$media) $media = 'all';
if(isset($matches[7])) $targetie = trim($matches[7]);
if(!$targetie) $targetie = '';
else $optimized = 'false';
if(substr($given_file,0,1)!='/') $source_filename = sprintf("%s%s",$base_path, $given_file);
else $source_filename = $given_file;
// get path and file nam
$tmp_arr = explode("/",$source_filename);
$filename = array_pop($tmp_arr);
$base_path = implode("/",$tmp_arr)."/";
// get an ext.
$tmp_arr = explode(".",$filename);
$ext = strtolower(array_pop($tmp_arr));
switch($ext) {
// css file
case 'css' :
if(preg_match('/^(http|\/)/i',$source_filename)) {
$output = sprintf('<?php Context::unloadCSSFile("%s", %s, "%s", "%s"); ?>', $source_filename, 'false', $media, $targetie);
} else {
$meta_file = sprintf('%s%s', $base_path, $filename);
$output = sprintf('<?php Context::unloadCSSFile("%s%s", %s, "%s", "%s"); ?>', $base_path, $filename, $optimized, $media, $targetie);
}
break;
// js file
case 'js' :
if(preg_match('/^(http|\/)/i',$source_filename)) {
$output = sprintf('<?php Context::unloadJsFile("%s", %s, "%s"); ?>', $source_filename, 'false', $targetie);
} else {
$meta_file = sprintf('%s%s', $base_path, $filename);
$output = sprintf('<?php Context::unloadJsFile("%s%s", %s, "%s"); ?>', $base_path, $filename, $optimized, $targetie);
}
break;
}
return $output;
}
}
?>

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@ -1,360 +0,0 @@
<?php
/**
* @class TemplateHandler
* @author NHN (developers@xpressengine.com)
* @brief comment syntax template compiler
* @version 0.1
* @remarks It compiles template file by using regular expression into php
* code, and XE caches compiled code for further uses
**/
class TemplateParserComment{
var $oTemplate = null;
function TemplateParserComment(&$oTemplate) {
$this->oTemplate = $oTemplate;
}
/**
* @brief compile a template file with comment syntax
**/
function parse($buff) {
// replace include <!--#include($filename)-->
$buff = preg_replace_callback('!<\!--#include\(([^\)]*?)\)-->!is', array($this, '_compileIncludeToCode'), $buff);
// replace variables
$buff = preg_replace_callback('/\{[^@^ ]([^\{\}\n]+)\}/i', array($this, '_compileVarToContext'), $buff);
// replace parts not displaying results
$buff = preg_replace_callback('/\{\@([^\{\}]+)\}/i', array($this, '_compileVarToSilenceExecute'), $buff);
// replace <!--@, -->
$buff = preg_replace_callback('!<\!--@(.*?)-->!is', array($this, '_compileFuncToCode'), $buff);
// remove comments <!--// ~ -->
$buff = preg_replace('!(\n?)( *?)<\!--//(.*?)-->!is', '', $buff);
// import xml filter/ css/ js/ files <!--%import("filename"[,optimized=true|false][,media="media"][,targetie="lt IE 6|IE 7|gte IE 8|..."])--> (media is applied to only css)
$buff = preg_replace_callback('!<\!--%import\(\"([^\"]*?)\"(,optimized\=(true|false))?(,media\=\"([^\"]*)\")?(,targetie=\"([^\"]*)\")?\)-->!is', array($this, '_compileImportCode'), $buff);
// unload css/ js <!--%unload("filename"[,optimized=true|false][,media="media"][,targetie="lt IE 6|IE 7|gte IE 8|..."])--> (media is applied to only css)
$buff = preg_replace_callback('!<\!--%unload\(\"([^\"]*?)\"(,optimized\=(true|false))?(,media\=\"([^\"]*)\")?(,targetie=\"([^\"]*)\")?\)-->!is', array($this, '_compileUnloadCode'), $buff);
// javascript plugin import
$buff = preg_replace_callback('!<\!--%load_js_plugin\(\"([^\"]*?)\"\)-->!is', array($this, '_compileLoadJavascriptPlugin'), $buff);
return $buff;
}
/**
* @brief replace <!--#include $path--> with php code
* @param[in] $matches match
* @return replaced result
**/
function _compileIncludeToCode($matches) {
// if target string to include contains variables handle them
$arg = str_replace(array('"','\''), '', $matches[1]);
if(!$arg) return;
$tmp_arr = explode("/", $arg);
for($i=0;$i<count($tmp_arr);$i++) {
$item1 = trim($tmp_arr[$i]);
if($item1=='.'||substr($item1,-5)=='.html') continue;
$tmp2_arr = explode(".",$item1);
for($j=0;$j<count($tmp2_arr);$j++) {
$item = trim($tmp2_arr[$j]);
if(substr($item,0,1)=='$') $item = Context::get(substr($item,1));
$tmp2_arr[$j] = $item;
}
$tmp_arr[$i] = implode(".",$tmp2_arr);
}
$arg = implode("/",$tmp_arr);
if(substr($arg,0,2)=='./') $arg = substr($arg,2);
// step1: check files in the template directory
$source_filename = sprintf("%s/%s", dirname($this->oTemplate->file), $arg);
// step2: check path from root
if(!file_exists($source_filename)) $source_filename = './'.$arg;
if(!file_exists($source_filename)) return;
// split into path and filename
$tmp_arr = explode('/', $source_filename);
$filename = array_pop($tmp_arr);
$path = implode('/', $tmp_arr).'/';
// try to include
$output = sprintf(
'<?php%s'.
'$oTemplate = &TemplateHandler::getInstance();%s'.
'print $oTemplate->compile(\'%s\',\'%s\');%s'.
'?>%s',
"\n",
"\n",
$path, $filename, "\n",
"\n"
);
return $output;
}
/**
* @brief replace $... variables in { } with Context::get(...)
* @param[in] $matches match
* @return replaced result in case of success or NULL in case of error
**/
function _compileVarToContext($matches) {
$str = trim(substr($matches[0],1,strlen($matches[0])-2));
if(!$str) return $matches[0];
if(!in_array(substr($str,0,1),array('(','$','\'','"'))) {
if(preg_match('/^([^\( \.]+)(\(| \.)/i',$str,$m)) {
$func = trim($m[1]);
if(strpos($func,'::')===false) {
if(!function_exists($func)) {
return $matches[0];
}
} else {
list($class, $method) = explode('::',$func);
// FIXME regardless of whether class/func name is case-sensitive, it is safe
// to assume names are case sensitive. We don't have compare twice.
if(!class_exists($class) || !in_array($method, get_class_methods($class))) {
// In some environment, the name of classes and methods may be case-sensitive
list($class, $method) = explode('::',strtolower($func));
if(!class_exists($class) || !in_array($method, get_class_methods($class))) {
return $matches[0];
}
}
}
} else {
if(!defined($str)) return $matches[0];
}
}
return '<?php @print('.preg_replace('/\$([a-zA-Z0-9\_\-\>]+)/i','$__Context->\\1', $str).');?>';
}
/**
* @brief replace @... function in { } into print func(..)
* @param[in] $matches match
* @return replaced result
**/
function _compileVarToSilenceExecute($matches) {
if(strtolower(trim(str_replace(array(';',' '),'', $matches[1])))=='return') return '<?php return; ?>';
return '<?php @'.preg_replace('/\$([a-zA-Z0-9\_\-\>]+)/i','$__Context->\\1', trim($matches[1])).';?>';
}
/**
* @brief replace code in <!--@, --> with php code
* @param[in] $matches match
* @return changed result
**/
function _compileFuncToCode($matches) {
static $idx = 0;
$code = trim($matches[1]);
if(!$code) return;
switch(strtolower($code)) {
case 'else' :
$output = '}else{';
break;
case 'end' :
case 'endif' :
case 'endfor' :
case 'endforeach' :
case 'endswitch' :
$output = '}';
break;
case 'break' :
$output = 'break;';
break;
case 'default' :
$output = 'default :';
break;
case 'break@default' :
$output = 'break; default :';
break;
default :
$suffix = '{';
if(substr($code, 0, 4) == 'else') {
$code = '}'.$code;
} elseif(substr($code, 0, 7) == 'foreach') {
$tmp_str = substr($code, 8);
$tmp_arr = explode(' ', $tmp_str);
$var_name = $tmp_arr[0];
$prefix = '$Context->__idx['.$idx.']=0;';
if(substr($var_name, 0, 1) == '$') {
$prefix .= sprintf('if(count($__Context->%s)) ', substr($var_name, 1));
} else {
$prefix .= sprintf('if(count(%s)) ', $var_name);
}
$idx++;
$suffix .= '$__idx['.$idx.']=($__idx['.$idx.']+1)%2; $cycle_idx = $__idx['.$idx.']+1;';
} elseif(substr($code, 0, 4) == 'case') {
$suffix = ':';
} elseif(substr($code, 0, 10) == 'break@case') {
$code = 'break; case'.substr($code, 10);
$suffix = ':';
}
$output = preg_replace('/\$([a-zA-Z0-9\_\-]+)/i', '$__Context->\\1', $code.$suffix);
break;
}
return sprintf('<?php %s %s ?>', $prefix, $output);
}
/**
* @brief replace xe specific code, "<!--%filename-->" with appropriate php code
* @param[in] $matches match
* @return Returns modified result or NULL in case of error
**/
function _compileImportCode($matches) {
// find xml file
$base_path = $this->oTemplate->path;
$given_file = trim($matches[1]);
if(!$given_file) return;
if(isset($matches[3])) $optimized = strtolower(trim($matches[3]));
if(!$optimized) $optimized = 'true';
if(isset($matches[5])) $media = trim($matches[5]);
if(!$media) $media = 'all';
if(isset($matches[7])) $targetie = trim($matches[7]);
if(!$targetie) $targetie = '';
else $optimized = 'false';
// if given_file ends with lang, load language pack
if(substr($given_file, -4)=='lang') {
if(substr($given_file,0,2)=='./') $given_file = substr($given_file, 2);
$lang_dir = $base_path.$given_file;
if(is_dir($lang_dir)) $output = sprintf('<?php Context::loadLang("%s"); ?>', $lang_dir);
// otherwise try to load xml, css, js file
} else {
if(substr($given_file,0,1)!='/') $source_filename = sprintf("%s%s",$base_path, $given_file);
else $source_filename = $given_file;
// get filename and path
$tmp_arr = explode("/",$source_filename);
$filename = array_pop($tmp_arr);
$base_path = implode("/",$tmp_arr)."/";
// get the ext
$tmp_arr = explode(".",$filename);
$ext = strtolower(array_pop($tmp_arr));
// according to ext., import the file
switch($ext) {
// xml js filter
case 'xml' :
// create an instance of XmlJSFilter class, then create js and handle Context::addJsFile
$output = sprintf(
'<?php%s'.
'require_once("./classes/xml/XmlJsFilter.class.php");%s'.
'$oXmlFilter = new XmlJSFilter("%s","%s");%s'.
'$oXmlFilter->compile();%s'.
'?>%s',
"\n",
"\n",
$base_path,
$filename,
"\n",
"\n",
"\n"
);
break;
// css file
case 'css' :
if(preg_match('/^(http|\/)/i',$source_filename)) {
$output = sprintf('<?php Context::addCSSFile("%s", %s, "%s", "%s"); ?>', $source_filename, 'false', $media, $targetie);
} else {
$meta_file = sprintf('%s%s', $base_path, $filename);
$output = sprintf('<?php Context::addCSSFile("%s%s", %s, "%s", "%s"); ?>', $base_path, $filename, $optimized, $media, $targetie);
}
break;
// js file
case 'js' :
if(preg_match('/^(http|\/)/i',$source_filename)) {
$output = sprintf('<?php Context::addJsFile("%s", %s, "%s"); ?>', $source_filename, 'false', $targetie);
} else {
$meta_file = sprintf('%s%s', $base_path, $filename);
$output = sprintf('<?php Context::addJsFile("%s%s", %s, "%s"); ?>', $base_path, $filename, $optimized, $targetie);
}
break;
}
}
if($meta_file) $output = '<!--Meta:'.$meta_file.'-->'.$output;
return $output;
}
/**
* @brief import javascript plugin
* @param[in] $matches match
* @return result loading the plugin
* @remarks javascript plugin works as optimized = false
**/
function _compileLoadJavascriptPlugin($matches) {
$base_path = $this->oTemplate->path;
$plugin = trim($matches[1]);
return sprintf('<?php Context::loadJavascriptPlugin("%s"); ?>', $plugin);
}
/**
* @brief remove loading part of css/ js file
* @param[in] $matches match
* @return removed result
**/
function _compileUnloadCode($matches) {
// find xml file
$base_path = $this->oTemplate->path;
$given_file = trim($matches[1]);
if(!$given_file) return;
if(isset($matches[3])) $optimized = strtolower(trim($matches[3]));
if(!$optimized) $optimized = 'true';
if(isset($matches[5])) $media = trim($matches[5]);
if(!$media) $media = 'all';
if(isset($matches[7])) $targetie = trim($matches[7]);
if(!$targetie) $targetie = '';
else $optimized = 'false';
if(substr($given_file,0,1)!='/') $source_filename = sprintf("%s%s",$base_path, $given_file);
else $source_filename = $given_file;
// get path and file nam
$tmp_arr = explode("/",$source_filename);
$filename = array_pop($tmp_arr);
$base_path = implode("/",$tmp_arr)."/";
// get an ext.
$tmp_arr = explode(".",$filename);
$ext = strtolower(array_pop($tmp_arr));
switch($ext) {
// css file
case 'css' :
if(preg_match('/^(http|\/)/i',$source_filename)) {
$output = sprintf('<?php Context::unloadCSSFile("%s", %s, "%s", "%s"); ?>', $source_filename, 'false', $media, $targetie);
} else {
$meta_file = sprintf('%s%s', $base_path, $filename);
$output = sprintf('<?php Context::unloadCSSFile("%s%s", %s, "%s", "%s"); ?>', $base_path, $filename, $optimized, $media, $targetie);
}
break;
// js file
case 'js' :
if(preg_match('/^(http|\/)/i',$source_filename)) {
$output = sprintf('<?php Context::unloadJsFile("%s", %s, "%s"); ?>', $source_filename, 'false', $targetie);
} else {
$meta_file = sprintf('%s%s', $base_path, $filename);
$output = sprintf('<?php Context::unloadJsFile("%s%s", %s, "%s"); ?>', $base_path, $filename, $optimized, $targetie);
}
break;
}
return $output;
}
}
?>

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@ -1,326 +0,0 @@
<?php
/**
* @class TemplateHandler
* @author NHN (developers@xpressengine.com)
* @brief tag syntax template compiler
* @version 0.1
* @remarks It compiles template file by using regular expression into php
* code, and XE caches compiled code for further uses
**/
class TemplateParserTag{
var $oTemplate = null;
function TemplateParserTag(&$oTemplate) {
$this->oTemplate = $oTemplate;
}
/**
* @brief compile a template file with comment syntax
**/
function parse($buff) {
// loop 템플릿 문법을 변환
$buff = $this->_replaceLoop($buff);
// |cond 템플릿 문법을 변환
$buff = preg_replace_callback('/<([a-z]+)([^>\|]*)\|cond=\"([^\"]+)\"([^>]*)>/is', array($this, '_replacePipeCond'), $buff);
// cond 템플릿 문법을 변환
$buff = $this->_replaceCond($buff);
// include 태그의 변환
$buff = preg_replace_callback('!<include ([^>]+)>!is', array($this, '_replaceInclude'), $buff);
// unload/ load 태그의 변환
$buff = preg_replace_callback('!<(unload|load) ([^>]+)>!is', array($this, '_replaceLoad'), $buff);
// 가상 태그인 block의 변환
$buff = preg_replace('/<block([ ]*)>|<\/block>/is','',$buff);
// 컴파일 결과물 return
return $buff;
}
/**
* @brief 경로 변경
**/
/**
* @brief loop 문법의 변환
**/
function _replaceLoop($buff)
{
while(false !== $pos = strpos($buff, ' loop="'))
{
$pre = substr($buff,0,$pos);
$next = substr($buff,$pos);
$pre_pos = strrpos($pre, '<');
preg_match('/^ loop="([^"]+)"/i',$next,$m);
$tag = substr($next,0,strlen($m[0]));
$next = substr($next,strlen($m[0]));
$next_pos = strpos($next, '<');
$tag = substr($pre, $pre_pos). $tag. substr($next, 0, $next_pos);
$pre = substr($pre, 0, $pre_pos);
$next = substr($next, $next_pos);
$tag_name = trim(substr($tag,1,strpos($tag,' ')));
$tag_head = $tag_tail = '';
preg_match_all('/ loop="([^"]+)"/is',$tag,$m);
$tag = preg_replace('/ loop="([^"]+)"/is','', $tag);
for($i=0,$c=count($m[0]);$i<$c;$i++)
{
$loop = $m[1][$i];
if(false!== $fpos = strpos($loop,'=>'))
{
$target = trim(substr($loop,0,$fpos));
$vars = trim(substr($loop,$fpos+2));
if(false===strpos($vars,','))
{
$tag_head .= '<?php if(count('.$target.')) { foreach('.$target.' as '.$vars.') { ?>';
$tag_tail .= '<?php } } ?>';
}
else
{
$t = explode(',',$vars);
$tag_head .= '<?php if(count('.$target.')) { foreach('.$target.' as '.trim($t[0]).' => '.trim($t[1]).') { ?>';
$tag_tail .= '<?php } } ?>';
}
}
elseif(false!==strpos($loop,';'))
{
$tag_head .= '<?php for('.$loop.'){ ?>';
$tag_tail .= '<?php } ?>';
}
else
{
$t = explode('=',$loop);
if(count($t)==2)
{
$tag_head .= '<?php while('.trim($t[0]).' = '.trim($t[1]).') { ?>';
$tag_tail .= '<?php } ?>';
}
}
}
if(substr(trim($tag),-2)!='/>')
{
while(false !== $close_pos = strpos($next, '</'.$tag_name))
{
$tmp_buff = substr($next, 0, $close_pos+strlen('</'.$tag_name.'>'));
$tag .= $tmp_buff;
$next = substr($next, strlen($tmp_buff));
if(false === strpos($tmp_buff, '<'.$tag_name)) break;
}
}
for($i=0,$c=count($loop_var);$i<$c;$i++)
{
$k = $loop_var[$i];
$tag_head = str_replace($k, 'context->'.$k,$tag_head);
}
preg_match_all('/(.?)(\$[a-z0-9\_]+)/i',$loop,$lm);
for($i=0,$c=count($lm[1]);$i<$c;$i++)
{
$h = trim($lm[1][$i]);
$k = trim($lm[2][$i]);
if($h==':'||$h=='>') continue;
if($target && $k == $target) continue;
$tag_head = str_replace($k, '$_'.substr($k,1), $tag_head);
$tag = str_replace($k, '$_'.substr($k,1), $tag);
}
$buff = $pre.$tag_head.$tag.$tag_tail.$next;
}
return $buff;
}
/**
* @brief pipe cond, |cond= 변환
**/
function _replacePipeCond($matches)
{
$tag = $matches[1];
if(preg_match_all('/ ([^=]+)=\"([^"]+)\"/is', $matches[2], $m))
{
$t = array_pop($m[0]);
return '<'.$matches[1].implode($m[0],' ').' <?php if('.$matches[3].'){?>'.$t.'<?php }?> '.$matches[4].'>';
}
return $matches[0];
}
/**
* @brief cond 문법의 변환
**/
function _replaceCond($buff)
{
while(false !== $pos = strpos($buff, ' cond="'))
{
$pre = substr($buff,0,$pos);
$next = substr($buff,$pos);
$pre_pos = strrpos($pre, '<');
$next_pos = strpos($next, '<');
$tag = substr($pre, $pre_pos). substr($next, 0, $next_pos);
$pre = substr($pre, 0, $pre_pos);
$next = substr($next, $next_pos);
$tag_name = trim(substr($tag,1,strpos($tag,' ')));
$tag_head = $tag_tail = '';
if(preg_match_all('/ cond=\"([^\"]+)"/is',$tag,$m))
{
for($i=0,$c=count($m[0]);$i<$c;$i++)
{
$tag_head .= '<?php if('.$m[1][$i].') { ?>';
$tag_tail .= '<?php } ?>';
}
}
$tag = preg_replace('/ cond="([^"]+)"/is','', $tag);
if(substr(trim($tag),-2)=='/>')
{
$buff = $pre.$tag_head.$tag.$tag_tail.$next;
}
else
{
while(false !== $close_pos = strpos($next, '</'.$tag_name))
{
$tmp_buff = substr($next, 0, $close_pos+strlen('</'.$tag_name.'>'));
$tag .= $tmp_buff;
$next = substr($next, strlen($tmp_buff));
if(false === strpos($tmp_buff, '<'.$tag_name)) break;
}
$buff = $pre.$tag_head.$tag.$tag_tail.$next;
}
}
return $buff;
}
/**
* @brief 다른 template파일을 include하는 include tag의 변환
**/
function _replaceInclude($matches)
{
if(!preg_match('/target=\"([^\"]+)\"/is',$matches[0], $m)) throw new Exception('"target" attribute missing in "'.htmlspecialchars($matches[0]).'"');
$target = $m[1];
if(substr($target,0,1)=='/')
{
$target = substr($target,1);
$pos = strrpos('/',$target);
$filename = substr($target,$pos+1);
$path = substr($target,0,$pos);
} else {
if(substr($target,0,2)=='./') $target = substr($target,2);
$pos = strrpos('/',$target);
$filename = substr($target,$pos);
$path = substr($target,0,$pos);
}
return sprintf(
'<?php%s'.
'$oTemplate = &TemplateHandler::getInstance();%s'.
'print $oTemplate->compile(\'%s\',\'%s\');%s'.
'?>%s',
"\n",
"\n",
$path, $filename, "\n",
"\n"
);
}
/**
* @brief load 태그의 변환
**/
function _replaceLoad($matches) {
$output = $matches[0];
if(!preg_match_all('/ ([^=]+)=\"([^\"]+)\"/is',$matches[0], $m)) return $matches[0];
$type = $matches[1];
for($i=0,$c=count($m[1]);$i<$c;$i++)
{
if(!trim($m[1][$i])) continue;
$attrs[trim($m[1][$i])] = trim($m[2][$i]);
}
if(!$attrs['target']) return $matches[0];
$web_path = $this->oTemplate->web_path;
$base_path = $this->oTemplate->path;
$target = $attrs['target'];
if(substr($target,0,2)=='./') $target = substr($target,2);
if(!substr($target,0,1)!='/') $target = $web_path.$target;
// if target ends with lang, load language pack
if(substr($target, -4)=='lang') {
if(substr($target,0,2)=='./') $target = substr($target, 2);
$lang_dir = $base_path.$target;
if(is_dir($lang_dir)) $output = sprintf('<?php Context::loadLang("%s"); ?>', $lang_dir);
// otherwise try to load xml, css, js file
} else {
if(substr($target,0,1)!='/') $source_filename = $base_path.$target;
else $source_filename = $target;
// get filename and path
$tmp_arr = explode("/",$source_filename);
$filename = array_pop($tmp_arr);
$base_path = implode("/",$tmp_arr)."/";
// get the ext
$tmp_arr = explode(".",$filename);
$ext = strtolower(array_pop($tmp_arr));
// according to ext., import the file
switch($ext) {
// xml js filter
case 'xml' :
// create an instance of XmlJSFilter class, then create js and handle Context::addJsFile
$output = sprintf(
'<?php%s'.
'require_once("./classes/xml/XmlJsFilter.class.php");%s'.
'$oXmlFilter = new XmlJSFilter("%s","%s");%s'.
'$oXmlFilter->compile();%s'.
'?>%s',
"\n",
"\n",
$base_path,
$filename,
"\n",
"\n",
"\n"
);
break;
// css file
case 'css' :
if(!preg_match('/^(http|\/)/i',$source_filename)) $source_filename = $base_path.$filename;
if($type == 'unload') $output = '<?php Context::unloadCSSFile("'.$source_filename.'"); ?>';
else $output = '<?php Context::addCSSFile("'.$source_filename.'"); ?>';
break;
// js file
case 'js' :
if(!preg_match('/^(http|\/)/i',$source_filename)) $source_filename = $base_path.$filename;
if($type == 'unload') $output = '<?php Context::unloadJsFile("'.$source_filename.'"); ?>';
else $output = '<?php Context::addJsFile("'.$source_filename.'"); ?>';
break;
}
}
return $output;
}
}
?>