Try this:
a. app/code/community/Raveinfosys/Deleteorder/Block/Adminhtml/Sales/Order/Render - Delete.php
class Raveinfosys_Deleteorder_Block_Adminhtml_Sales_Order_Render_Delete extends Mage_Adminhtml_Block_Widget_Grid_Column_Renderer_Abstract
{
public function render(Varien_Object $row)
{
$getData = $row->getData();
$orderId = $getData['entity_id'];
$link = '<a href="'.$this->getPdfGenerateUrl($orderId).'">Download</a>;';
return $link;
}
public function getPdfGenerateUrl($orderId)
{
return Mage::helper("adminhtml")->getUrl('*/raveinfosys/generatePdf', array('order_id' => $orderId));
}
}
b. Now create a file called RaveinfosysController.php
: app/code/community/Raveinfosys/Deleteorder/controllers/Adminhtml/RaveinfosysController.php with this content:
<?php
class Raveinfosys_Deleteorder_Adminhtml_RaveinfosysController extends Mage_Adminhtml_Controller_Action
{
public function generatePdfAction()
{
$orderId = $this->getRequest()->getParam('order_id');
$order = Mage::getModel('sales/order')->load($orderId);
$billingAddress = $order->getBillingAddress();
$pdf = new Zend_Pdf();
$page = new Zend_Pdf_Page(Zend_Pdf_Page::SIZE_A4);
$font = Zend_Pdf_Font::fontWithName(Zend_Pdf_Font::FONT_TIMES);
$page->setFont($font, 12);
$width = $page->getWidth();
$i=0;
$page->drawText('Order Id# '.$order->getIncrementId(), 20, $page->getHeight()-20);
$page->drawText("TO", 20, $page->getHeight()-40);
$page->drawText($billingAddress->getStreet(). " ". $billingAddress->getRegion(), 20, $page->getHeight()-60);
$page->drawText($billingAddress->getCountry(), 20, $page->getHeight()-80);
$page->drawText($billingAddress->getRegionCode(), 20, $page->getHeight()-100);
$pdf->pages[] = $page;
//$pdf->render();
$this->_prepareDownloadResponse('info'.Mage::getSingleton('core/date')->date('Y-m-d_H-i-s').
'.pdf', $pdf->render(), 'application/pdf');
//$this->_redirectReferer();
}
}
This should work.