Adds and uses a modified_by property in models/work.py
This property is used to display the user who last edited the work in the document viewer.
Fixes author being set on every edit.
Also edited the style-sheet to fix issue i128.
Patch by: Lennard de Rijk
"""
Extracts the version of the PostgreSQL server.
"""
import re
VERSION_RE = re.compile(r'PostgreSQL (\d+)\.(\d+)\.')
def get_version(cursor):
"""
Returns a tuple representing the major and minor version number of the
server. For example, (7, 4) or (8, 3).
"""
cursor.execute("SELECT version()")
version = cursor.fetchone()[0]
major, minor = VERSION_RE.search(version).groups()
return int(major), int(minor)