convert excel file into adjacency matrix

I have a file containing data (107k records) and I want to convert it into ascendancy matrix is there a way to convert it ? Example

User_Name  M_User    Total
  user 1    user 2     7
  user 1    user 3     19
  user 1    user 7     5
  user 3    user 2     1
  user 2    user 7     1

Result

             user 1 user 2 user 3  user 7
user 1        0        7     19       5
user 3        0        1      0       0
user 2        0        0      0       1
user 7        0        0      0       0

[Rik]

Have you tried the steps from here? Because I believe starting from 2015a there are loads of function that might help here.