For PHP integration, we recommend you to use this version. It can be used with any php version and its a mix of client and server side version. Please download the below sample code and watch the installation video below. Please contact support if you have hard time with the integration, we can integrate it for you.
Want to implement Contact Importer using REST API with your own logic? please follow the document here

Sample code

Refer the documentation for more customization. Plugin documentation provides the options to customize the template, appearance and events. Please refer the plugin documentation here contact importer doc, friends inviter doc, social connect doc, social post doc.
Want code in other programming language?
HTML snippet is not the one you are looking for? no problem, we have sample code available in asp.net, php and java. Please download the code by going to our download page.
contact grabber php script