/*
* @license：MIT & GPL
*/
class PhpCodeZip{
//欲進(jìn)行壓縮加密的來(lái)源資料夾
var $sourceDir = '.';
//進(jìn)行壓縮加密的存放的資料夾
var $targetDir = 'tmp';
//是否進(jìn)行加密
var $bcompiler = true;
//是否去除空白註解斷行
var $strip = true;
//來(lái)源資料夾檔案路徑陣列
var $sourcefilePaths = array();
//目的資料夾檔案路徑陣列
var $targetPaths = array();
//進(jìn)行壓縮加密前的資料夾大小
var $sizeBeforeZip = null;
//進(jìn)行壓縮加密後的資料夾大小
var $sizeAfterZip = null;
//斷行的輸出
var $newline = '';
/**
* 建構(gòu)子
*
* @param string $sourceDir 來(lái)源資料夾
* @param string $targetDir 目的資料夾
* @param boolean $bcompiler 是否進(jìn)行加密
* @param boolean $strip 是否去除空白註解斷行
* @return boolean
*/
public function PhpCodeZip($sourceDir='.',$targetDir='tmp',$bcompiler=true,$strip=true){
//配置初始變數(shù)
$this->sourceDir = $sourceDir;
$this->targetDir = $targetDir;
$this->bcompiler = $bcompiler;
//檢查來(lái)源資料是否存在

if(!is_dir($this->sourceDir)){
die('指定的來(lái)源資料夾'.$this->sourceDir.'不存在，請(qǐng)重新設(shè)定');
} else {
//如果指定的目的資料夾存在，砍掉重練
if(is_dir($this->targetDir)){
echo '【初始化目的地資料夾】'.$this->newline.$this->newline;
$this->cleanDir($this->targetDir,true);
}
//建立與來(lái)源資料夾結(jié)構(gòu)一樣的目的資料夾
mkdir($this->targetDir,0777);
$dir_paths = $this->getPaths($this->sourceDir,'*',GLOB_ONLYDIR);
foreach($dir_paths as $key => $path){
$path = explode('/',$path);
$path[0] = $this->targetDir;
echo '=> '.join('/',$path).$this->newline;
mkdir(join('/',$path),0777);
}
//取得來(lái)源資料夾的檔案路徑清單
$this->sourcefilePaths = $this->getPaths($this->sourceDir,'*');
//配對(duì)應(yīng)目的地的檔案路徑清單
foreach($this->sourcefilePaths as $key => $path){
//設(shè)定目的資料夾檔案路徑
$path = explode('/',$path);
$path[0] = $this->targetDir;
$this->targetPaths[$key] = join('/',$path);
}
//記錄執(zhí)行前的資料夾大小
$this->sizeBeforeZip = $this->getSizeUnit($this->getDirSize($this->sourceDir),2);
echo $this->newline.$this->newline;
}
}
/**
* 進(jìn)行壓縮加密
* @return boolean
*/
public function zip(){
$this->newline = '';
echo '【開(kāi)始進(jìn)行加密程序】(資料夾大小：'.$this->sizeBeforeZip.')'.$this->newline.$this->newline;
//將來(lái)源檔案進(jìn)行壓縮
foreach($this->sourcefilePaths as $key => $path){
if(is_file($path)){
//取得檔案資訊
$pathInfo = pathInfo($path);
echo '讀取來(lái)源檔：'.$path.$this->newline;
//取得壓縮後的內(nèi)容
echo '=>去除空白註解..........';
if($this->strip && $pathInfo['extension'] == 'php'){
$fileAterZip = php_strip_whitespace($path);
} else {
$fileAterZip = file_get_contents($path);
}
echo '完畢'.$this->newline;

//取壓縮後的內(nèi)容寫(xiě)到目的位置
$fp = fopen($this->targetPaths[$key],'w+');
echo '=>寫(xiě)入目的檔..........';
fwrite($fp,$fileAterZip);
fclose($fp);
echo '完畢'.$this->newline;
//是否若選擇進(jìn)行加密
if($this->bcompiler && $pathInfo['extension'] == 'php'){
echo '=>加密原始檔..........';
//複製原始檔
$fh = fopen($this->targetPaths[$key].'encrypt.php', "w");
bcompiler_write_header($fh);
bcompiler_write_file($fh, $this->targetPaths[$key]);
bcompiler_write_footer($fh);
fclose($fh);
//刪除未加密的原始檔

unlink($this->targetPaths[$key]);
//重新命名加密過(guò)後的檔案

rename($this->targetPaths[$key].'encrypt.php',$this->targetPaths[$key]);
echo '完畢'.$this->newline;
}
echo $this->newline.$this->newline;
}
}
//重新計(jì)算壓縮加密後的資料夾大小
$this->sizeAfterZip = $this->getSizeUnit($this->getDirSize($this->targetDir),2);
echo '【結(jié)束加密程序】'.$this->newline.$this->newline;

echo '《報(bào)告資訊》'.$this->newline;
echo '來(lái)源資料夾：'.$this->sourceDir.'('.$this->sizeBeforeZip.')'.$this->newline;
echo '目的資料夾：'.$this->targetDir.'('.$this->sizeAfterZip.')'.$this->newline;
echo '檔案大小增幅：+'.$this->getSizeUnit(($this->getDirSize($this->targetDir) - $this->getDirSize($this->sourceDir))).$this->newline;
echo '檔案總數(shù)：'.count($this->sourcefilePaths).'個(gè)'.$this->newline;

}
/**
* 刪除目錄夾所有檔案
*
* @param string $dir 欲刪除的資料夾
* @param boolean $deleteSelf 同時(shí)刪除資料夾
* @return void
*/
private function cleanDir($dir='.',$deleteSelf=true){
if(!$dh = @opendir($dir)) return;
while (($obj = readdir($dh))) {
if($obj=='.' || $obj=='..') continue;
if (!@unlink($dir.'/'.$obj)) $this->cleanDir($dir.'/'.$obj, true);
}
if ($deleteSelf){
closedir($dh);
@rmdir($dir);
}
}
/**
* 取得資料夾的總檔案大小
*
* @param string $dir 欲剖析的資料夾
* @return int 位元組
*/
private function getDirSize($dir='.'){
//取得檔案路徑清單
$filePaths = $this->getPaths($dir,'*');
//初始化計(jì)數(shù)器
$sizeCounter = 0;
foreach($filePaths as $key => $path){
$sizeCounter = $sizeCounter + filesize($path);
}
return ($sizeCounter);
}
/**
* 取得資料夾所有配對(duì)的路徑
*
* @param string $start_dir 欲剖析的資料夾
* @return array 檔案路徑陣列
*/
private function getPaths($sDir, $sPattern, $nFlags = NULL){
$sDir = escapeshellcmd($sDir);
$aFiles = glob("$sDir/$sPattern", $nFlags);
foreach (glob("$sDir/*", GLOB_ONLYDIR) as $sSubDir) {
$aSubFiles = $this->getPaths($sSubDir, $sPattern, $nFlags);
$aFiles = array_merge($aFiles, $aSubFiles);
}
return $aFiles;
}
/**
* 檔案大小單位轉(zhuǎn)換函式
*
* @param int 檔案大小
* @param int 小數(shù)點(diǎn)位數(shù)
* @param boolean 是否要將資料切成陣列
* @return mix 字串或陣列
*/
public function getSizeUnit($size,$decimal=2,$split=false){
//設(shè)定單位序列
$unit = array('Bytes','KB','MB','GB','TB','PB','EB','ZB','YB');
//初始化索引
$flag = 0;
//進(jìn)行簡(jiǎn)化除算
while($size >= 1024){
$size = $size / 1024;
$flag++;
}
//是否要將數(shù)值與單位分開(kāi)
if($split){
$sizeUnit = array(
'size' => number_format($size,$decimal),
'unit' => $unit[$flag]
);
} else {
$sizeUnit = (number_format($size,$decimal)).$unit[$flag];
}
//回傳大小與單位
return ($sizeUnit);
}
}