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cache tar archive headers

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This commit is contained in:
Jörn Friedrich Dreyer 2012-10-05 12:29:27 +02:00
parent 72a48ca35e
commit 00b34a09ea
1 changed files with 13 additions and 4 deletions
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17
lib/archive/tar.php
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@ -14,6 +14,7 @@ class OC_Archive_TAR extends OC_Archive{
const BZIP=2;
private $fileList;
private $cachedHeaders;
/**
* @var Archive_Tar tar
@ -74,6 +75,7 @@ class OC_Archive_TAR extends OC_Archive{
$result=$this->tar->addModify(array($tmpBase.$path), '', $tmpBase);
rmdir($tmpBase.$path);
$this->fileList=false;
$this->cachedHeaders=false;
return $result;
}
/**
@ -95,6 +97,7 @@ class OC_Archive_TAR extends OC_Archive{
$result=$this->tar->addString($path, $source);
}
$this->fileList=false;
$this->cachedHeaders=false;
return $result;
}
@ -115,12 +118,15 @@ class OC_Archive_TAR extends OC_Archive{
$this->tar=new Archive_Tar($this->path, $types[self::getTarType($this->path)]);
$this->tar->createModify(array($tmp), '', $tmp.'/');
$this->fileList=false;
$this->cachedHeaders=false;
return true;
}
private function getHeader($file) {
$headers=$this->tar->listContent();
foreach($headers as $header) {
if ( ! $this->cachedHeaders ) {
$this->cachedHeaders = $this->tar->listContent();
}
foreach($this->cachedHeaders as $header) {
if($file==$header['filename'] or $file.'/'==$header['filename'] or '/'.$file.'/'==$header['filename'] or '/'.$file==$header['filename']) {
return $header;
}
@ -180,9 +186,11 @@ class OC_Archive_TAR extends OC_Archive{
if($this->fileList) {
return $this->fileList;
}
$headers=$this->tar->listContent();
if ( ! $this->cachedHeaders ) {
$this->cachedHeaders = $this->tar->listContent();
}
$files=array();
foreach($headers as $header) {
foreach($this->cachedHeaders as $header) {
$files[]=$header['filename'];
}
$this->fileList=$files;
@ -265,6 +273,7 @@ class OC_Archive_TAR extends OC_Archive{
return false;
}
$this->fileList=false;
$this->cachedHeaders=false;
//no proper way to delete, extract entire archive, delete file and remake archive
$tmp=OCP\Files::tmpFolder();
$this->tar->extract($tmp);