ziptst.php
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<?php
class ZipCR_node{
public $title='';
public $id=NULL;
public $folder=true;
public $properties=array();
public $children=array();
public $revisions=array();
public $content=null;
}
class ZipCR{
protected $zipFileName='';
protected $za=NULL;
protected $struct=NULL;
public function __construct($zipFileName=NULL){
$this->zipFileName=$zipFileName;
$this->za=new ZipArchive();
if(!$this->isValidArchive())throw new ErrorException('Not a valid archive');
$this->struct=$this->getRootNode();
}
public function isValidArchive(){
$flag=true;
if(!file_exists($this->zipFileName)){
$flag=$this->za->open($this->zipFileName,ZipArchive::CREATE)===true;
$this->za->close();
}
if(!file_exists($this->zipFileName)){
$flag=false;
}else{
$flag=$this->za->open($this->zipFileName)===true;
}
return $flag;
}
public function createPath($path){
$path=trim($path,' /');
$path=split('/',$path);
$node=&$this->struct;
foreach ($path as $folder){
$node=&$this->createFolder($folder,$node);
}
$this->save();
}
public function &createFolder($folder,&$node){
if(!isset($node->children[$folder])){
$node->children[$folder]=new ZipCR_node();
$node->children[$folder]->title=$folder;
}
return $node->children[$folder];
}
public function save(){
$this->setMetaNode($this->struct);
}
public function getRootNode(){
$rNode=$this->getMetaNode('_ROOT');
if($rNode==false){
$rNode=new ZipCR_node();
$rNode->id='_ROOT';
$rNode->title='/';
$rNode->folder=true;
}
$this->setMetaNode($rNode);
return $rNode;
}
public function setMetaNode($node){
if(get_class($node)==='ZipCR_node'){
$name='m_'.$node->id;
$content=serialize($node);
$this->setNode($name,$content);
}
}
public function getMetaNode($id){
$name='m_'.$id;
$ret=@unserialize($this->getNode($name));
return $ret;
}
public function delMetaNode($id){
$name='m_'.$id;
$this->delNode($name);
}
public function getNewId(){
do{
$id=sha1(time().rand());
$name_m='m_'.$id;
$name_o='o_'.$id;
}while($this->za->locateName($name_m)!==false && $this->za->locateName($name_o)!==false);
return $id;
}
public function setNode($name,$content){
if($this->getNode($name)===false){
$this->delNode($name);
}
$this->za->addFromString($name,$content);
}
public function getNode($name){
$ret=$this->za->getFromName($name);
return $ret;
}
public function delNode($name){
$ret=$this->za->deleteName($name);
return $ret;
}
}
$CR=new ZipCR('test.zip');
//echo '<pre>'.print_r($CR,true).'</pre>';
$folders=array();
function randomString($len=5){
$rstr='abcdefghijklmnopqrstuvwxyz1234567890';
$str='';
$cnt=strlen($rstr);
for($i=0; $i<$len; $i++){
$str.=$rstr[rand(0,$cnt-1)];
}
return $str;
}
for($i=0; $i<1000; $i++){
$folder=array();
for($j=1; $j<5; $j++){
$folder[]=randomString(5);
}
$folders[]=join('/',$folder);
}
foreach($folders as $folder){
$CR->createPath($folder);
}
//echo '<pre>'.print_r($folders,true).'</pre><hr />';
/*
$za = new ZipArchive();
$za->open('test.zip');
print_r($za);
var_dump($za);
echo "numFiles: " . $za->numFiles . "\n";
echo "status: " . $za->status . "\n";
echo "statusSys: " . $za->statusSys . "\n";
echo "filename: " . $za->filename . "\n";
echo "comment: " . $za->comment . "\n";
for ($i=0; $i<$za->numFiles;$i++) {
echo "index: $i\n";
print_r($za->statIndex($i));
}
echo "numFile:" . $za->numFiles . "\n";
*/
?>