Install.py

# -*- coding: utf-8 -*-

from StringIO import StringIO
from Products.CMFCore.utils import getToolByName

from zope.app.component.hooks import setSite
from zope.app.component.interfaces import ISite, IPossibleSite
from Products.Five.site.localsite import enableLocalSiteHook

from collective.lead.interfaces import IDatabase
from interlegis.sqlalchemystorage.database import InterlegisDatabase

def install(self, reinstall=False):
    """ External Method to install interlegis.sqlalchemystorage """
    out = StringIO()
    print >> out, "Installation log of interlegis.sqlalchemystorage"

    portal = getToolByName(self,'portal_url').getPortalObject()

    if not IPossibleSite.providedBy(portal):
        e = "Object is not IPossible: %s " % portal.getPhysicalPath()
        print >> out, e
        raise Exception(e)
    if not ISite.providedBy(portal):
        enableLocalSiteHook(portal)
        setSite(portal)

    # register InterlegisDatabase utility
    sm = portal.getSiteManager()
    sm.registerUtility(InterlegisDatabase, IDatabase)

    return out.getvalue()

def uninstall(self, reinstall=False):
    out = StringIO()
    return out.getvalue()