Database interface from Distributor to shopping cart

Create a Program to Parse/scrape products data including images,prices (cost,retail and sale prices), item numbers,UPC codes and description information, weight etc. from Mckesson Distibutor for use in Mysql database in Opencart shopping cart program in predefined categories/subcategories found in product information from Mckesson. This data is to be inserted into Opencart in its designated area's such as price,images... and used for ecommerce front end. Programmer must have php and mysql knowledge. Program must also be able to update upon when I needed it to automatically (cron job). As well as a few options, Conversion of metrics of weight from distributor (OZ,GRAMS,LBS ETC) to pounds or decimal fraction of pound if less than pound and adjusting price module to increase/decrease pricing by percent or value in any given category/product(s). We Require Status Updates every 36 hours.