php crawler spider bot

I need a custom website spider / crawler / bot made, i will design the front end form to initiate the search, the program must take the search string from the form pass it to google and retrieve 100 results or however many is selected. It must crawl each page and save meta information to the database the url, domain name, and page rank, i also need another php form created to search the database of the stored results, there are many examples of code on how to retrieve meta information with curl and page rank etc on the web i just need someone to put the crawler together and also the search page, please contact me with any questions