使用php5.3+，使用了一些自定义的内容，不过都一看便知
比如常量root、dir_cache等
核心使用的有
diehere（输出json字符串，并die），err_a（组合错误信息），makedir（连续创建目录）
其余的都根据实际使用的情况来
终于debug完成了……新增one_key方法，一键完成输出，完美……
departments初次查询170ms
之后仅16ms，越复杂效果越好啊
高复杂测试get_users_complex.php
初次108.0 kb 985ms
第二次16ms，哈哈哈，
清空etag（未清空data）读取，接收数据125ms
1. [代码]DEF.inc.php
define('ROOT',dirname(__FILE__));
define('CLS_SCACHER','/inc/SCACHER.cls.php');
define('CLS_ECACHER','/inc/ECACHER.cls.php');
define('DIR_CACHE','/cache/'); //用于缓存判断的目录
function run_sql($sql){
static $db;
if(!$db){
$db=getdb();
}
return mysql_query($sql,$db);
}
function getdb(){
static $mydb;
if(!$mydb){
$mydb=dbconnection();
}
return $mydb;
}
function dbconnection(&$var=0){
if($var==0||!is_array($var)){$var=array();}
if(!isset($var['dbhost']) || !is_string($var['dbhost'])){ $var['dbhost']=constant('DBHOST');}
if(!isset($var['dbuser']) || !is_string($var['dbuser'])){ $var['dbuser']=constant('DBUSER');}
if(!isset($var['dbpsw']) || !is_string($var['dbpsw'])){$var['dbpsw']=constant('DBPSW');}
$db=mysql_connect($var['dbhost'],$var['dbuser'],$var['dbpsw']) or die();
if(!$db){return 0;}
mysql_select_db(constant('DBNAME'),$db) or die();//echo('db enter here');
mysql_query("SET NAMES 'UTF8'");
return $db;
}
function PR($v){
if(isset($v)){
echo('');
print_r($v);
echo('');
}
}
function rs_2_array($rs){
//this is a function used to make the code clear and less
//i am tired to code same code to get the arry result
//thought it is not much
//redlz2500@2008-06-24
$t=array();
try {
while($row=mysql_fetch_array($rs,MYSQL_ASSOC)){
$t[]=$row;
}
return $t;
}catch (Exception $e) {
}
return $t;
}
/*
* 功能：连续建目录
* $dir 目录字符串
*/
function makedir($dir,$mode = '0777') {
//notice: the $dir will not set the code style &
//as maybe call by $str.$str1
//the var can not be reference
if(!isset($dir)){return 0;}
//echo('
**********intomakedir*************
'.$dir);
$dir = str_replace( "\\", "/", $dir );
$mdir = "";
foreach( explode( "/", $dir ) as $val ) {
$mdir .= $val."/";
if( $val == ".." || $val == "." ) continue;
if( ! file_exists( $mdir ) ) {
if(!@mkdir( $mdir, $mode )){
echo "创建目录 [".$mdir."]失败.";
exit;
}
}
}
return true;
}
2. [代码]CLS_SCACHER
scacher($opt);
}
public function scacher($opt=[]){
$flag=false;
if($opt['category'] && is_string($opt['category']) && ($this->category!=$opt['category']) ){
$this->category=$opt['category'];
$flag=true;
}
if($opt['name'] && is_string($opt['name']) && ($this->name!=$opt['name'])){
$this->name=$opt['name'];
$flag=true;
}
if($opt['path'] && is_string($opt['path']) && ($this->pat!=$opt['path'])){
$this->path=$opt['path'];
$flag=true;
}
if($flag){
if($this->path){
$this->fullpath=ROOT.DIR_CACHE.$this->path.'/';
}else{
$this->fullpath=ROOT.DIR_CACHE;
}
if(!file_exists($this->fullpath)){
makedir($this->fullpath);
if(!file_exists($this->fullpath)){
throw new Exception('errSCACHER配置失败 当前调用参数：'.$this->category.'.'.$this->name);
}
}
}
}
public function set($v){
$fp=fopen($this->fullpath . $this->category .'.'. $this->name,'w');
if (!fwrite($fp,$v)) {
return ['success'=>false,'error'=>err_a('errSCACHER_1','数据写入失败，请稍后重试。
重试无效请联系管理员。
当前调用参数：'.$this->category.'.'.$this->name)];
}
@fclose($fp);
return ['success'=>true];
}
public function get(){
$f=$this->fullpath . $this->category .'.'. $this->name;
if(file_exists($f)){
$res=@file_get_contents($f);
if(!$res){
$res='';
}
return ['success'=>true,'data'=>$res];
}else{
return ['success'=>false,'data'=>'','error'=>err_a('errSCACHER_3','未找到缓存。
当前调用参数：'.$this->category.'.'.$this->name)];
}
}
public function del(){
$f=$this->fullpath . $this->category .'.'. $this->name;
if(file_exists($f)){
@unlink($f);
if(file_exists($f)){
return ['success'=>false,'error'=>err_a('errSCACHER_2','数据处理异常，请稍后重试。
重试无效请联系管理员。
当前调用参数：'.$this->category.'.'.$this->name)];
}
}else{
return ['success'=>true];
}
}
}
?>
3. [代码]CLS_ECACHER
scacher=new scacher([]); //scacher实例，路径由scacher来控制
$this->ecacher($opt);
}
public function __destruct(){
}
function ecacher($opt){
if(is_array($opt)){
if($opt['force_cache']){
$this->force_cache=true;
}else{
if(isset($opt['force_cache'])){
$this->force_cache=false;
}
}
if($opt['path'] && is_string($opt['path'])){
$this->path=$opt['path'];
}
if($opt['category'] && is_string($opt['category'])){
$this->category=$opt['category'];
}
if($opt['name'] && is_string($opt['name'])){
$this->name=$opt['name'];
}
if(isset($opt['auto_send_etag_header'])){
$this->auto_send_etag_header=$opt['auto_send_etag_header'];
}
if($opt['create_fn'] && is_string($opt['create_fn'])){
$this->create_fn=$opt['create_fn'];
}
if($opt['create_par']){
if(is_array($opt['create_par'])){
$this->create_par=$opt['create_par'];
}else{
$this->create_par=[$opt['create_par']];
}
}else{
$this->create_par=[];
}
$this->scacher->scacher($opt);//更新的数据写入（好吧，其实并没有什么卵用）（好吧，可以提前判断缓存路径有没有效）
}
}
private function mode_etag(){
$this->scacher->scacher(['name'=>$this->name.'.etag']);
}
private function mode_data(){
$this->scacher->scacher(['name'=>$this->name.'.']);
}
public function etag_chk(){
$this->mode_etag();//设置etag模式
$etag=$this->scacher->get();
echo_debug('test etag');
echo_debug($etag);
if($etag['success']){
$etag=$etag['data'];
}else{
return $etag;
}
$s_etag=$_SERVER['HTTP_IF_NONE_MATCH'];
echo_debug('etag from browse');
echo_debug($s_etag);
if($etag){
if($s_etag==$etag){
if($this->auto_send_etag_header){
if($this->force_cache){
header('Cache-Control: max-age=0');
header('Expires: '.gmdate('D, d M Y H:i:s', time() + SERVER_TIME_SHIFT + 10 ) . ' GMT' );
}
header('Etag:'.$etag,true,304);
die();//必须die，否则还会继续执行下去。
}else{
return [ 'etag'=>$etag, 'statue'=>DEF_ECACHE_PERFECT ];
}
}else{
if($this->auto_send_etag_header){
if($this->force_cache){
header('Cache-Control: max-age=0');
header('Expires: '.gmdate('D, d M Y H:i:s', time() + SERVER_TIME_SHIFT + 10 ) . ' GMT' );
}
header('Etag:'.$etag);
}
return [ 'etag'=>$etag, 'statue'=>DEF_ECACHE_BROWSER_NULL ];
}
}else{
return [
'etag'=>'',
'statue'=>DEF_ECACHE_ETAG_NULL
];
}
}
public function etag_create($auto=false){
$etag=md5($this->category.':'.$this->name.':'.time().':'.ranstr());
$this->mode_etag();
$this->scacher->set($etag);
if($auto){
if($this->force_cache){
header('Cache-Control: max-age=0');
header('Expires: '.gmdate('D, d M Y H:i:s', time() + SERVER_TIME_SHIFT + 10 ) . ' GMT' );
}
header('Etag:'.$etag);
}
echo_debug('etag create finish:'.$etag);
return [
'success'=>true,
'etag'=>$etag,
'status'=>DEF_ECACHE_ETAG_CREATED
];
}
public function data_get(){
//PR('begin get data');BR();
$this->mode_data();
$data=$this->scacher->get();
if($data['success']){
echo_debug('orgin data is:');
echo_debug($data['data']);
$data['data']=unserialize($data['data']);
}else{
echo_debug('not success:');
echo_debug($data);
$data['data']='';
}
echo_debug();
echo_debug('the data is:');
echo_debug($data);
return $data;
}
public function data_create($auto_etag=false){
if(!$this->create_fn){
throw new Exception('未传递数据生成函数
当前参数：'.$this->category.'.'.$this->name); //这样的错误时不允许的，因此直接抛出错误
die();
}
$data=call_user_func_array($this->create_fn,$this->create_par);
//生成数据的处理
if($data===false){
throw new Exception('生成数据失败
当前参数：'.$this->category.'.'.$this->name); //无法，只有不返回false了
die();
}
//PR($data);
$s_data=serialize($data);
$this->mode_data();
$res=$this->scacher->set($s_data);
if(!$res['success']){ return $res; }
if($auto_etag){
$res=$this->etag_create();
if(!$res['success']){ return $res; }
}
return ['success'=>true,'data'=>$data];
}
public function clear($p=['etag','data']){
if(in_array('both',$p)){
$p=['etag','data'];
}
if(in_array('etag',$p)){
$this->mode_data();
$res=$this->scacher->del();
if(!$res['success']){ return $res; }
}
if(in_array('etag',$p)){
$this->mode_etag();
$res=$this->scacher->del();
if(!$res['success']){ return $res; }
}
return ['success'=>true];
}
public function one_key(){
$r=$this->etag_chk();
if(!$r['etag']){
echo_debug('the etag is null,should be rebuild');
echo_debug($r);
$this->etag_create('auto');
}
$res=$this->data_get();
if($res['success']){
//PR($res);
if($res['data']){
diehere($res);
}
}
echo_debug('recreate data');
$data=$this->data_create();
diehere($data);
}
}
?>
4. [代码]get_departments.php
'get_departments',
'path'=>'json','category'=>'common','name'=>'department'
]);
$e->one_key();
die();
function get_departments(){
$sql='select `depid` as `id`,`name`,`father`,`departcode` as `code` from `department` where `father` !=0';
$rs=run_sql($sql);
$data=[];
require_once(ROOT.INC_MAIL);
while($row=mysql_geta($rs)){
$address=get_dep_mail_address($row['id']);
$fullname=explode('.',$address);
$fullname=array_reverse($fullname);
$fullname=implode('.',$fullname);
$row['fullname']=$fullname;
$data[]=$row;
}
return $data;
}
?>
5. [代码]get_users.php
'get_users',
'create_par'=>$par['depid'],
'path'=>'json','category'=>'common','name'=>'users_in_'.$par['depid']]);
$e->one_key();
function get_users($depid){
$sql='select `uid`,`name`,`login`,`depid` from `user` where `register` = 1 and `depid` = '.$depid;
$rs=run_sql($sql);
$rs=rs_2_array($rs);
return $rs;
}
?>
6. [代码]get_users_complex.php
'get_users',
'create_par'=>$par['depid'],
'path'=>'json','category'=>'common','name'=>'users_all']);
$e->one_key();
function get_users(){
$sql='select `uid`,`name`,`login`,`depid` from `user` where `register` = 1 ';
$rs=run_sql($sql);
require_once(ROOT.INC_MAIL);
$data=[];
while($row=mysql_geta($rs)){
$addr=_get_user_mail_address($row['login']);
$row['addr']=$addr;
$data[]=$row;
}
return $data;
}
?>
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