编辑文件 - Upload.php

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路径: /srv/systems_dir/contemax/library/Core/Upload.php
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<?php

class Core_Upload
{
    public $model;
    public $upload;
    public $diretorio;
    public $tmpName;
    public $extensions;
    public $anexo = false;
    public $erro;

public function __construct($model, $extensions = array('jpg', 'png', 'jpeg', 'gif', 'pdf', 'zip', 'rar'))
    {
        $this->upload = new Zend_File_Transfer_Adapter_Http();
        
        if( !$this->upload->isValid() ) {
            $this->upload = false;
            return false;
        }

$this->model = $model;
        $this->extensions = $extensions;

$this->upload->addValidator('Extension', false, $this->extensions);

if( !$this->upload->isValid() ) {
            $this->erro = 'Extensão de arquivo não liberada.';
            return false;
        }

return true;
    }

public function upload($name){

$this->diretorio = $this->model->createDirectory();

$fileInfo = $this->upload->getFileInfo();
        $extensao = pathinfo($fileInfo[$name]['name'], PATHINFO_EXTENSION);

$fname = md5(microtime());
        $this->fileName = "$fname.$extensao";
        $this->tmpName = $fileInfo[$name]['tmp_name'];

if(in_array($extensao, array('jpg', 'png', 'jpeg', 'gif'))){
            $this->uploadImage($this->upload);
        }
        
        $this->upload->setDestination($this->diretorio);
        $this->upload->addFilter('Rename', $this->fileName);
        $anexo = $this->upload->receive() ? $this->fileName : false;
        
        if(in_array($extensao, array('pfx'))){
            $anexo = $this->gerarCertificadoPem();
        }
        
        $this->anexo = $anexo;

if (!$anexo) {
            $this->erro = "Algum erro ocorreu ao anexar o arquivo.";
            return false;
        }

return true;

}

public function uploadImage($upload){
        
        $fileSize = $upload->getFileSize();
        if (floatval($fileSize) > 500) {

$imagem = file_get_contents($this->tmpName);
            $anexo = $this->reduce($imagem, $this->diretorio, $this->fileName);
            $this->anexo = $anexo;

if (!$anexo) {
                $this->erro = "Algum erro ocorreu ao anexar o arquivo.";
                return false;
            }

return true;

}

}
   
    public function reduce($contents, $dir, $fileName)
    {
        $original = imagecreatefromstring($contents);
        $width = imagesx($original);
        $height = imagesy($original);

$newWidth = $width < 1000 ? $width : 1000;
        $newHeight = floor($height * ($newWidth / $width));

$thumb = imagecreatetruecolor($newWidth, $newHeight);
        imagecopyresized($thumb, $original, 0, 0, 0, 0, $newWidth, $newHeight, $width, $height);

header("Content-type: image/jpeg");
        $result = imagejpeg($thumb, "$dir/$fileName");

return $result ? $fileName : $result;
    }
}

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