* include '../lib/config.php';
* include '../includes/classes/Download.class.php';
*
* $down = new Download('my_files/', 'true');
* $down-> doDownload('tazmania2.jpg',true);
*
* if($down->getSysError() != ''){
* echo $down->getSysDebug();
* echo $down->getSysError();
* }
*
*
*
*
*
*
*/
class Download {
public $sysError = '';
public $sysDebug = '';
private $_pathFolder = '';
private $_pathBase = "";
private $_file = "";
private $_fileExtension = '';
private $_fileMime = '';
private $_fileSize = 0;
private $_forceDownload = true;
/**
* � Construtor do metodo:
*
* $down = $down = new Download('my_files/', 'true');
*
*�
* @param string $path Pasta de onde ser� feito Donwload
* @param string $base 'true'/'false' caminho true (/var/www/) caminho false
* (/var/www/html/site.../)
*/
function Download($path, $base) {
$this->sysDebug .= 'Download
';
try{
//pastas que s�o permitidas fazer download
$arrFolders = array();
$arrFolders[] = '/';
if(trim($path) != '' && in_array(trim($path), $arrFolders)){
$this->_pathFolder = trim($path);
$this->sysDebug .= ' Pasta: ' . $this->_pathFolder . '
';
}/* else {
$this->sysDebug .= ' Pasta Invalida: [' . $path . ']
';
throw new exception(' caminho [' . $path . '] � invalido.');
}
*/
if(trim($base) != '' && (trim($base) == 'true' || trim($base) == 'false') ){
if(trim($base) == 'true'){
$this->_pathBase = '';
} else {
$this->_pathBase = _SITEDIR_;
}
$this->sysDebug .= ' Base: ' . $this->_pathBase . '
';
} else {
$this->sysDebug .= ' Base Invalida: [' . $base . ']
';
throw new exception('Base [' . $base . '] � invalido.');
}
/*if(!is_dir($this->_pathBase . $this->_pathFolder)){
$this->sysDebug .= ' Caminho n�o corresponde a uma pasta valida: [' . $this->_pathBase . $this->_pathFolder . ']
';
throw new exception(' Caminho n�o corresponde a uma pasta valida: [' . $this->_pathBase . $this->_pathFolder . '].');
} */
} catch (exception $e) {
$this->sysError = 'Erro: ' . $e->getMessage() . '
';
$this->sysDebug .= 'Thows Construtor Exit
';
$fp = fopen ("/tmp/logDownloadsIndevidos","a+");
$writeDebug = "Data : " . date('d/m/Y H:m:s') .
" \nPagina : " . $_SERVER['PHP_SELF'] .
" \nIP : " . $_SERVER['REMOTE_ADDR'] .
" \nUsuoid : " . $_SESSION['usuario']['oid'] .
"\n" . $this->sysDebug . " \n\n";
$writeDebug = strip_tags(html_entity_decode(str_ireplace('
', "\n", $writeDebug), ENT_NOQUOTES, 'ISO8859-1'));
fwrite($fp, $writeDebug );
fclose($fp);
}
}
/**
* � Meodo de download de arquivos
*
* $down-> doDownload('file.ext');
*
*�
* @param string $file Arquivo que ser� feito download
*/
function doDownload($file, $forceDownload = true){
try{
$this->_forceDownload = $forceDownload;
if(trim($file) != ''){
$this->_file = trim($file);
$this->sysDebug .= ' File Name: [' . $this->_file . ']
';
} else {
$this->sysDebug .= ' Base Invalida: [' . $file . ']
';
throw new exception(' Arquivo [' . $file . '] � invalido.');
}
preg_match('/\.([^\.]*$)/', $this->_file, $extension);
$this->_fileExtension = strtolower(substr($extension[0], 1, strlen($extension[0])));
$this->sysDebug .= ' Formato do Arquivo: [' . $this->_fileExtension . ']
';
if($this->_fileExtension == 'php'){
$this->sysDebug .= ' Formato de Arquivo invalido: [' . $this->_fileExtension . ']
';
throw new exception('Arquivo invalido.');
}
if(strstr( $this->_pathBase . $this->_pathFolder . $this->_file, '../' )){
$this->sysDebug .= ' Pasta contem caracteres invalidos: [' . $this->_pathBase . $this->_pathFolder . $this->_file . ']
';
throw new exception(' caminho [' . $this->_pathBase . $this->_pathFolder . $this->_file . '] � invalido.');
}
if(!file_exists($this->_pathBase . $this->_pathFolder . $this->_file)){
$this->sysDebug .= ' Arquivo n�o encontrado: [' . $this->_pathBase . $this->_pathFolder . $this->_file . ']
';
throw new exception('Arquivo n�o encontrado.');
}
$sizeFile = filesize($this->_pathBase . $this->_pathFolder . $this->_file);
if($sizeFile > 0 ){
$this->_fileSize = $sizeFile;
$this->sysDebug .= ' Arquivo com tamanho [' . $this->_fileSize . '] bytes
';
} else {
$this->sysDebug .= ' Arquivo com tamanho 0 bytes:
';
throw new exception('Arquivo truncado.');
}
$arrExtensions = array();
$arrExtensions[] = 'jpg';
$arrExtensions[] = 'jpeg';
$arrExtensions[] = 'jpe';
$arrExtensions[] = 'gif';
$arrExtensions[] = 'png';
$arrExtensions[] = 'bmp';
$arrExtensions[] = 'tiff';
$arrExtensions[] = 'tif';
$arrExtensions[] = 'doc';
$arrExtensions[] = 'docx';
$arrExtensions[] = 'xls';
$arrExtensions[] = 'xlt';
$arrExtensions[] = 'xlm';
$arrExtensions[] = 'xld';
$arrExtensions[] = 'xla';
$arrExtensions[] = 'xlc';
$arrExtensions[] = 'xlw';
$arrExtensions[] = 'xll';
$arrExtensions[] = 'ppt';
$arrExtensions[] = 'pps';
$arrExtensions[] = 'txt';
$arrExtensions[] = 'zip';
$arrExtensions[] = 'rar';
$arrExtensions[] = 'rtf';
$arrExtensions[] = 'pdf';
$arrExtensions[] = 'odt';
$arrExtensions[] = 'xml';
$arrExtensions[] = 'html';
$arrExtensions[] = 'htm';
$arrExtensions[] = 'csv';
$arrExtensions[] = 'eml';
if(! in_array($this->_fileExtension, $arrExtensions) ){
$this->sysDebug .= ' Extens�o de arquivo n�o permitida
';
throw new exception('Extens�o invalida [' . $this->_fileExtension . '].');
}
switch($this->_fileExtension) {
case 'jpg': case 'jpeg': case 'jpe':
$this->_fileMime = 'image/jpeg'; break;
case 'gif':
$this->_fileMime = 'image/gif'; break;
case 'png':
$this->_fileMime = 'image/png'; break;
case 'bmp':
$this->_fileMime = 'image/bmp'; break;
case 'js' :
$this->_fileMime = 'application/x-javascript'; break;
case 'json' :
$this->_fileMime = 'application/json'; break;
case 'tiff' :case 'tif' :
$this->_fileMime = 'image/tiff'; break;
case 'css' :
$this->_fileMime = 'text/css'; break;
case 'xml' :
$this->_fileMime = 'application/xml'; break;
case 'doc' : case 'docx' :
$this->_fileMime = 'application/msword'; break;
case 'xls': case 'xlt': case 'xlm': case 'xld': case 'xla': case 'xlc': case 'xlw' : case 'xll' :
$this->_fileMime = 'application/vnd.ms-excel'; break;
case 'ppt': case 'pps' :
$this->_fileMime = 'application/vnd.ms-powerpoint'; break;
case 'rtf' :
$this->_fileMime = 'application/rtf'; break;
case 'pdf' :
$this->_fileMime = 'application/pdf'; break;
case 'html': case 'htm': case 'php' :
$this->_fileMime = 'text/html'; break;
case 'txt' :
$this->_fileMime = 'text/plain'; break;
case 'mpeg': case 'mpg': case 'mpe' :
$this->_fileMime = 'video/mpeg'; break;
case 'mp3' :
$this->_fileMime = 'audio/mpeg3'; break;
case 'wav' :
$this->_fileMime = 'audio/wav'; break;
case 'aiff': case 'aif' :
$this->_fileMime = 'audio/aiff'; break;
case 'avi' :
$this->_fileMime = 'video/msvideo'; break;
case 'wmv' :
$this->_fileMime = 'video/x-ms-wmv'; break;
case 'mov' :
$this->_fileMime = 'video/quicktime'; break;
case 'zip' :
$this->_fileMime = 'application/zip'; break;
case 'tar' :
$this->_fileMime = 'application/x-tar'; break;
case 'swf' :
$this->_fileMime = 'application/x-shockwave-flash'; break;
default :
$this->_fileMime = 'application/octet-stream';
}
if ($this->_fileMime == 'application/octet-stream') {
$this->sysDebug .= ' Mime Type Default: [' . $this->_fileMime . ']
';
} else {
$this->sysDebug .= ' Mime Type Identificado: [' . $this->_fileMime . ']
';;
}
if($forceDownload === true){
$this->_forceDownload = "Content-Disposition: attachment; filename=" . $this->_file;
$this->sysDebug .= ' Download: [' . $this->_forceDownload . ']
';
} else {
$this->_forceDownload = "Content-Disposition: inline; filename=" . $this->_file;
$this->sysDebug .= ' Download: [' . $this->_forceDownload . ']
';
}
header("Expires: " . gmdate("D, d M Y H:i:s") . " GMT;");
header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT;");
header("cache-control: post-check=0, pre-check=0, false;");
header("Pragma: public;");
header("Cache-Control: must-revalidate, post-check=0, pre-check=0;");
header("Cache-Control: private, false;");
header("Content-Transfer-Encoding: binary;");
header("Content-Length: ". $this->_fileSize . ';');
header($this->_forceDownload . ';');
header('Content-type: ' . $this->_fileMime . ';');
readfile($this->_pathBase . $this->_pathFolder . $this->_file);
/*
//header("Expires: " . gmdate("D, d M Y H:i:s") . " GMT");
//header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
//header("cache-control: post-check=0, pre-check=0", false);
header("Pragma: public");
header("Cache-Control: must-revalidate, post-check=0, pre-check=0");
header("Cache-Control: private",false);
header("Content-Transfer-Encoding: binary");
header("Content-Length: ". $this->_fileSize );
header($this->_forceDownload);
header('Content-type: ' . $this->_fileMime . ';');
//header('Content-Description: ' . $this->_file . ';');
*/
} catch (exception $e) {
$this->sysError = 'Erro: ' . $e->getMessage() . '
';
$this->sysDebug .= 'Thows UPLOAD Exit
';
$fp = fopen ("/tmp/logDownloadsIndevidos","a+");
$writeDebug = "Data : " . date('d/m/Y H:m:s') .
" \nPagina : " . $_SERVER['PHP_SELF'] .
" \nIP : " . $_SERVER['REMOTE_ADDR'] .
" \nUsuoid : " . $_SESSION['usuario']['oid'] .
"\n" . $this->sysDebug . " \n\n";
$writeDebug = strip_tags(html_entity_decode(str_ireplace('
', "\n", $writeDebug), ENT_NOQUOTES, 'ISO8859-1'));
fwrite($fp, $writeDebug );
fclose($fp);
}
}
/*
* �Get susError (Mensagem de erro)
*
* $down-> getSysError();
*
*�
*/
function getSysError(){
$ret = '';
if(isset($this->sysError{0})){
$ret = '' . $this->sysError . '';
}
return $ret;
}
/**
* �Get sysDebug (Mensagem do Debug)
*
* $down- > getSysDebug();
*
*�
*/
function getSysDebug(){
return '' . $this->sysDebug . '
';
}
}
?>