540030 Web Scraper in php that grabs deal data an creates RSS feeds

I need a spider that grabs data from [login to view URL] and [login to view URL] an than creates an rss feed for each city. Rss feed data is: * title * description * link Structure form: [login to view URL] [login to view URL] [login to view URL] [login to view URL] [login to view URL] [login to view URL] [login to view URL] [login to view URL] [login to view URL] [login to view URL] [login to view URL] [login to view URL] As a result xml output: [login to view URL] [login to view URL] [login to view URL] ------- [login to view URL] [login to view URL] [login to view URL] Example process: *********************** Run: [login to view URL] Script Goes to: [login to view URL] logs in selects newyork grabs data: Title, Description & Link Create Rss xml file and stores it on [login to view URL] script stops. if i Run this script again Run: [login to view URL] Script Goes to: [login to view URL] logs in selects newyork grabs data: Title, Description & Link ReWrites Over Rss xml file stored on [login to view URL] script stops. *********************** The updates will be done by the Cron jobs. I will setup the cron jobs. Do's and dont's: No designing or graphics No admin panel No web site No database No mysql, mssql Just grabbing data and store data, grab data and updates over the old xml file data over and over again. Cron Jobs will do the work, I will setup the cron jobs.