Refactor various site views into more generic locations, in preparation for using access permissions to decide the fuctionality in the view, instead of having lots of cut-and-paste copies of the same view functions. site/home.py into more generic home.py site/settings.py into more generic settings.py site/docs/list.py into more generic docs/list.py site/docs/edit.py into more generic docs/edit.py Patch by: Todd Larsen Review by: to-be-reviewed

"""
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)