This is simple CURL wrapper with many examples of using Depositphotos client API. Code is unofficial, provides as-is.
Fill api_key, login and password in client.php . Run
$ php client.php
See comment inside, uncomment required code.
Create this repo because incomprehension how client API works.
Need PHP >= 5.4, CURL extension
You can ask your questions to firstname.lastname@example.org in english, russian or ukrainial langs. Any wishes, proposals and questions are wellcome.