composer/satis — pull request #73 by till (2013-05-25 16:12:56+00:00)
Title: Use hash_file('sha1', $foo) instead of sha1_file().

Matches the code in composer/composer which is used to verify the checksum.

Steps to reproduce:

* use composer/satis and enable archiving
* try to install the artifacts with composer

Error:

The checksum verification of the file failed ...