Dear Concern,
Greetings.I have been through your project details. You want to control admin access through your website.I recommend you WordPress which is secure and access control features.
Please search as getconiit in google, facebook, linkedIn, twitter you can find my wordpress site.
You can upload your project and images through your website as well as your clients, colleagues, members etc.
Looking forward to hire from you and get done your project on time.
Regards,
Toufiq
Parents Engineering Corporation Ltd