Import Products Programmatically

 Import Products Programmatically ,Get Products image from external URL , Update if product SKU id exists and redirect to particular page



<?php
$product = $_REQUEST;
include_once("app/Mage.php");
Mage::app();

       $newproduct = Mage::getModel('catalog/product');
       $sku = $product['product'];
       $quant = $product['available'];
       $productId = Mage::getModel('catalog/product')->getCollection();
    $skuid = array();
        foreach ($productId as $check) {
           $i = $i+1;
    $skuid[] = $check->getSku();
        }  
        if (!in_array($sku,$skuid)) {
        $newproduct->setSku($product['product']);
       
        $newproduct->setTypeId('simple');
        $newproduct->setVisibility(Mage_Catalog_Model_Product_Visibility::VISIBILITY_BOTH);
        $newproduct->setStatus(1);
        $newproduct->setWeight($product['weight']);
        $newproduct->setTaxClassId(0);
        $newproduct->setWebsiteIDs(array(1));
        $newproduct->setStoreIDs(array(1));
        $newproduct->setStockData(array(
            'is_in_stock' => 1,
            'qty' =>$quant ,
            'manage_stock' => 1
        ));
      
        $newproduct->setAttributeSetId(4);
        $newproduct->setName($product['product']);
        $newproduct->setCategoryIds(array(2,3)); // array of categories it will relate to
        $newproduct->setDescription($product['productText']);
        $newproduct->setShortDescription($product['productText']);
        $newproduct->setBrand($product['brand']);
        $newproduct->setBrandtext($product['brandText']);
        $newproduct->setList($product['list']);
        $newproduct->setPrice($product['price']);
        $newproduct->setCat($product['category']);
        $newproduct->setCategorytext($product['categoryText']);
        $newproduct->setYear($product['year']);
        $newproduct->setMake($product['make']);
        $newproduct->setModel($product['model']);
        $newproduct->setCore($product['core']);
        $newproduct->setShips($product['ships']);
        $newproduct->setApplication($product['application']);
        $newproduct->setCatalogproduct($product['catalogProduct']);
        $newproduct->setPartnersession($product['partnerSession']);
   
        $from = $product['imageurl'] ;
        $prod = $product['imageurl'];
        $prod1 = explode("/",$prod);
        $prod2 = end($prod1);
        $to = "/home/domains/spd1/media/import/".$prod2 ;
        copy($from,$to);
        $fullImagePath = "/home/domains/spd1/media/import/".$prod2;
        $visibility = array (
           'thumbnail',
           'small_image',
           'image'
        );
        $newproduct->addImageToMediaGallery( $fullImagePath, $visibility, true, false);

    } else {
   
        $newproduct1 = Mage::getModel('catalog/product')->loadByAttribute('sku',$sku);
        $newproduct1->setVisibility(Mage_Catalog_Model_Product_Visibility::VISIBILITY_BOTH);
        $newproduct1->setStatus(1);
        $newproduct1->setWeight($product['weight']);
        $newproduct1->setTaxClassId(0);
        $newproduct1->setAttributeSetId(4);
        $newproduct1->setName($product['product']);
        $newproduct1->setCategoryIds(array(2,3)); // array of categories it will relate to
        $newproduct1->setDescription($product['productText']);
        $newproduct1->setShortDescription($product['productText']);
        $newproduct1->setBrand($product['brand']);
        $newproduct1->setBrandtext($product['brandText']);
        $newproduct1->setList($product['list']);
        $newproduct1->setPrice($product['price']);
        $newproduct1->setCat($product['category']);
        $newproduct1->setCategorytext($product['categoryText']);
        $newproduct1->setYear($product['year']);
        $newproduct1->setMake($product['make']);
        $newproduct1->setModel($product['model']);
        $newproduct1->setCore($product['core']);
        $newproduct1->setShips($product['ships']);
        $newproduct1->setApplication($product['application']);
        $newproduct1->setCatalogproduct($product['catalogProduct']);
        $newproduct1->setPartnersession($product['partnerSession']);
   
            try {
                if (is_array($errors = $newproduct1->validate())) {
                    $strErrors = array();
                    foreach($errors as $code=>$error) {
                    $strErrors[] = ($error === true)? Mage::helper('catalog')->__('Attribute "%s" is invalid.', $code) : $error;
                    }
                    $this->_fault('data_invalid', implode("\n", $strErrors));
                }

                $newproduct1->save();
                } catch (Mage_Core_Exception $e) {
                $this->_fault('data_invalid', $e->getMessage());
                } 
    }

    try {
        if (is_array($errors = $newproduct->validate())) {
            $strErrors = array();
            foreach($errors as $code=>$error) {
                $strErrors[] = ($error === true)? Mage::helper('catalog')->__('Attribute "%s" is invalid.', $code) : $error;
            }
            $this->_fault('data_invalid', implode("\n", $strErrors));
        }

        $newproduct->save();
    } catch (Mage_Core_Exception $e) {
        $this->_fault('data_invalid', $e->getMessage());
    }
   
   
echo $extra = strtolower($product['product']);
 
header("Location: redirect path");

?>