====== Product Tier Price API ======

Allows to import/export product tier prices.

**Module: ** Mage_Catalog

**Resource:** catalog_product_attribute_tier_price

**Aliases:** 

  * product_attribute_tier_price 
  * product_tier_price 
===== Methods ===== 

==== catalog_product_attribute_tier_price.info ==== 
Retrieve product tier prices

**Return:** array - array of tier prices array(array('website' => ..., 'customer_group_id' => ..., 'qty' => ..., 'price' => ...))

**Arguments:** 

  * mixed product - product ID or Sku
**Aliases:** 

  * product_attribute_tier_price.info 
  * product_tier_price.info 
======


==== catalog_product_attribute_tier_price.update ==== 
Update product tier prices

**Return:** boolean

**Arguments:** 

  * mixed product - product ID or Sku
  * array tierPrices - array of tier prices array(array('website' => ..., 'customer_group_id' => ..., 'qty' => ..., 'price' => ...))
**Aliases:** 

  * product_attribute_tier_price.update 
  * product_tier_price.update 
======


===== Faults ===== 

^ Fault Code ^ Fault Message ^
| 100 | Product not exists. |
| 101 | Invalid data given. Details in error message. |
| 102 | Tier prices not updated. Details in error message. |


===== Examples ===== 
<code php>
$proxy = new SoapClient('http://magentohost/api/soap/?wsdl');
$sessionId = $proxy->login('apiUser', 'apiKey');

// Get tier prices
$tierPrices = $proxy->call($sessionId, 'product_tier_price.info', 'Sku');

var_dump($tierPrices);

// Add new
$tierPrices[] = array(
    'website'           => 'all',
    'customer_group_id' => 'all',
    'qty'               => 68,
    'price'             => 18.20
);

// Update tier prices
$proxy->call($sessionId, 'product_tier_price.update', array('Sku', $tierPrices));

// Compare values
var_dump($proxy->call($sessionId, 'product_tier_price.info', 'Sku'));

var_dump($tierPrices);
</code>