danmarsden/moodle-plagiarism_turnitin — comment on commit db2d7921afa841e5a4863ed097310f5c8d11e1ab
File:  line 0
By mattgibson:

Well, I put it to pathnamehash because it seemed to work with the files API, which has a get_file_by_hash() function. There was some comment in the files code about making the indexes more efficient or something, so I just went with it. Does seem odd though.