PHP大型Web应用入门（九）

functionparse($file)
{
global$page_time,$page_time_start;

$tplfile=$this->tpl_dir.$file.'.'.$this->tpl_file_ext;
$objfile=$this->tpl_cache_root_dir.'/'.$this->tpl_name.'_'.$file.'.tpl.'.$this->tpl_cache_file_ext;

if(!file_exists($tplfile)){
$tplfile=$this->tpl_root_dir.'/'.$this->default_tpl_name.'/'.$file.'.'.$this->tpl_file_ext;
$objfile=$this->tpl_cache_root_dir.'/'.$this->default_tpl_name.'_'.$file.'.tpl.'.$this->tpl_cache_file_ext;
}

if((@filemtime($tplfile)>@filemtime($objfile))||(!@file_exists($objfile))){
//$this->parse_template($tplfile,$objfile);
if(!@$fp=fopen($objfile,'w')){
die("Directory'".$this->tpl_root.'/'.$this->tpl_cache_root."'notfoundorhavenoaccess!");
}

flock($fp,3);
fwrite($fp,$this->parse_template($tplfile,$objfile));
fclose($fp);
}
list($usec,$sec)=explode("",microtime());
$page_time_end=$usec+$sec;
$page_time=sprintf("%0.6f",$page_time_end-$page_time_start);

return$objfile;
}

functionset_tpl_db_handle($dh)
{
$this->defalt_db_handle='$'.$dh;
}

functionset_tpl_name($name)
{
$tpl_dir=$this->tpl_root_dir.'/'.$name.'/';
if($name!=''&&is_dir($tpl_dir)){
$this->tpl_name=$name;
$this->tpl_dir=str_replace('//','/',$tpl_dir);
}
else{
$this->tpl_name=$this->default_tpl_name;
$this->tpl_dir=str_replace('//','/',$this->tpl_root_dir.'/'.$this->tpl_name.'/');
}

}

functionset_language($langMeta)
{
$langFile=$this->tpl_dir.$langMeta.'.lang';
clearstatcache();

if(@is_readable($langFile)){
return$langFile;
}

elseif(@is_readable($this->tpl_dir.$this->default_lang.'.'.$this->tpl_lang_file_ext)){
$langFile=$this->tpl_dir.$this->default_lang.'.'.$this->tpl_lang_file_ext;
$langMeta=$this->default_lang;
return$langFile;
}

elseif(@is_readable($this->tpl_root_dir.'/'.$this->default_tpl_name.'/'.$langMeta.'.lang')){
$langFile=$this->tpl_root_dir.'/'.$this->default_tpl_name.'/'.$langMeta.'.lang';
return$langFile;
}

elseif(@is_readable($this->tpl_root_dir.'/'.$this->default_tpl_name.'/'.$this->default_lang.'.'.$this->tpl_lang_file_ext)){
$langFile=$this->tpl_root_dir.'/'.$this->default_tpl_name.'/'.$this->default_lang.'.'.$this->tpl_lang_file_ext;
$langMeta=$this->default_lang;
return$langFile;
}

else
die('AcceptLangfile:'.$langFile.'didnotexistorhasnoaccess!');
}

functiondsp()
{
global$mSession;
if($mSession['do_gzip']){
$gzip_contents=ob_get_contents();
ob_end_clean();

$gzip_size=strlen($gzip_contents);
$gzip_crc=crc32($gzip_contents);

$gzip_contents=gzcompress($gzip_contents,9);
$gzip_contents=substr($gzip_contents,0,strlen($gzip_contents)-4);

echo"x1fx8bx08x00x00x00x00x00";
echo$gzip_contents;
echopack('V',$gzip_crc);
echopack('V',$gzip_size);
}
else
ob_end_flush();
}

functionget_static_html($file)
{
//JustforTest...

$static_file='../../data/static/'.$file.'.'.$this->tpl_static_file_ext;
if(@$fp=fopen($static_file,'wb')){
fwrite($fp,ob_get_contents());
fclose($fp);
}

ob_end_clean();
return;
}
}

functionaddquote($var)
{
returnstr_replace("\\"",""",preg_replace("/[([a-zA-Z_x7f-xff][a-zA-Z0-9_x7f-xff]*)]/s","['\1']",$var));
}

functionstripvtags($expr,$statement)
{
$expr=str_replace("\\"",""",preg_replace("/<?=(\$[a-zA-Z_x7f-xff][a-zA-Z0-9_[]\"'x7f-xff]*)?>/s","\1",$expr));
$statement=str_replace("\\"",""",$statement);
return$expr.$statement;
}

?>

后面附了一个简单的获取静态页的方法，其实也没什么用，大家都有更好的方法来生成静态页。