PHP Class that can grab RT Data of Google Analytics

We are looking for someone that can provide us a PHP Class that can connect to our different Googla Analytics Accounts and provide data. The class must: 1) have a configuration part where i can insert the important credentials to connect to the google api 2) get data on a given url like /subpage/site/docu.html. the function will get this url and a timeperiode with starting date and ending date. the function must answer with all data it can collect at the google analytics account, like pageimpressions, timeonpage, mobile users, desktop users. like the overview i can get when i login to google analytics account 3) get data on given campaign, meeing: source/medium or campaign also with a given timeperiode with starting and ending date. example: get everything of campaign (utm_source = newsletter) from 1.10.18 to 14.10.18. the same response as in (2) 3) get data within a timeframe. send a timeperiode with starting date and ending date and get all the pages with the most impressions in this periode - the answering data should be formated as json or simple array - the code will be exacuted in the backend, so no frontend code needed