74622 Pay link back for oscommerce

Pay with link back Explanation: We sell 4 plans for online acces to online software for webmasters. plan 2=free plan and acces to more tools. Sign up with url and link from that url to our index page is the payment. So client pay with a link back. He can not get a link to his site on our site... requirements for Sign up plan 2: - step 1: At signing up process for plan 2 the need to give 1 and max 3 url's step 2: they can choose from several links with descriptions, buttons or banners to choose from to link to our site. Examples and html code to copy/past are provided. Lets say they sign up for url x. This is already in osc contribution [login to view URL],1738 step 3 : they setup the linkback to our site on there given url. They may sign up for 3 url's max, every url needs linkback. Requirements for admin: -So in admin of OSC I need attribute to make those links, descriptions etc. -They may sign up for more then 1 url with max of 3 urls: each url requires a backlink to our site. Requirements for log in: -Each time client of plan 2 login to our online software for there url optimisation, a php script checks if client have the required links to our site. -when the (still) have the link they have acces to there account, when they have not, they get a warning our software did not detect the required link to our site, and button to redirect to our links to choose from or button to upgrade to payed plan. -This is to prevent client sign up, makes link an the deletes link again. on [login to view URL] there is a link script that do the check link back but I want it in php. Features of this w-2-c script is that it automaticly checks if the links too your site are still on the page. The linkexample page that I need is already provided in the attribute linkexchange. What i do not want is that client can put his link on my page: SO THE RECIPROCAL FUNCTIONS IS NOT NEEDED. example of unmodified OSlinkexchange: [login to view URL] Requirements for install: set it up all on my secure server. Acces to mysql database and ftp. My software developer will integrate it with acces to software itself. Hope you understand what I want. Feel free to ask anything else! Deliverables: 1) Complete and fully-functional working program(s) in executable form as well as complete source code of all work done. 2) Installation of the software on the platform(s) specified in this bid request. 3) Exclusive and complete copyrights to all work purchased. (No GPL, GNU, 3rd party components, etc. unless all copyright ramifications are explained AND AGREED TO by the buyer on the site per the coder's Seller Legal Agreement). Platform: Linux 2.4.20-20.9 MySQL 3.23.58 Apache/2.0.40 (Red Hat Linux) php 4.2.2 (Zend: 1.2.0)