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#
# Copyright (C) 2013 Aaron Williamson <aaronw@softwarefreedom.org>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import web
db = web.database(dbn='sqlite', db='mustash.db')
### Folder methods
# Get all folders and authorized users (this is kind of an ugly hack)
def get_folders():
folder_result = db.query("""
SELECT DISTINCT d.id, d.name, u.username as owner
FROM directory d
JOIN user u ON d.owner_id = u.id
ORDER BY d.name
""")
folders = []
for row in folder_result:
folder = {}
folder['id'] = row.id
folder['name'] = row.name
folder['owner'] = row.owner
folder['users'] = []
user_result = db.query("""
SELECT DISTINCT u.username
FROM user u, directory_user a
WHERE a.user_id = u.id
AND a.directory_id = %s
ORDER BY u.username
""" % row.id)
for user in user_result:
folder['users'].append(user.username)
folders.append(folder)
return folders
# Add a new folder
def add_folder(name, owner):
where_vars = {'name': name}
folders = db.select('directory', where=web.db.sqlwhere(where_vars))
if not folders:
return db.insert('directory', name=name.replace("/",""), owner_id=owner)
else:
# Can't add non-unique folders
return False
# Get folder by ID
def get_folder(id):
where_vars = {'id': id}
directories = db.select('directory', where=web.db.sqlwhere(where_vars))
return get_single(directories)
# Get all users authorized on a folder
def get_folder_users(folder_id):
where_vars = {'directory_id': folder_id}
result = db.select('directory_user', where=web.db.sqlwhere(where_vars))
users = []
for item in result:
users.append(item.user_id)
return users
# Update folder
def update_folder(update_values):
db.update('directory', where="id=$id", vars={'id':update_values['id']},
name=update_values['name'], owner_id=update_values['owner_id'])
db.delete('directory_user', where="directory_id=$did",
vars={'did':update_values['id']})
for id in update_values['users']:
db.insert('directory_user', directory_id=update_values['id'],
user_id=id)
# Delete folder and associated authorizations
def delete_folder(id):
db.delete('directory', where="id=$id", vars=locals())
db.delete('directory_user', where="directory_id=$id", vars=locals())
### User methods
# Add a new user (or retrieve existing user with name supplied)
def add_user(username, password):
users = db.select('user', where="username=$username", vars=locals())
if not users:
return db.insert('user', username=username, password=password)
else:
user = users.list().pop()
return user["id"]
# Get all users (as List if specified; web.py IterBetter otherwise)
def get_users(as_list=False):
result = db.select('user')
if as_list:
users = []
for user in result:
users.append((user.id, user.username))
return users
else:
return result
# Get a single user by ID
def get_user(id):
where_vars = {'id': id}
return get_single(db.select('user', where=web.db.sqlwhere(where_vars)))
# Update user's username & password
def update_user(id, username, password):
db.update('user', where="id=$id", vars=locals(),
username=username, password=password)
# Authorize a given user on a folder
def authorize_user(user_id, folder_id):
if not is_authorized(user_id, folder_id):
db.insert('directory_user', directory_id=folder_id, user_id=user_id)
# Delete user with 'id', every associated authorization, and every
# owned folder
def delete_user(id):
db.delete('user', where="id=$id", vars=locals())
db.delete('directory_user', where="user_id=$id", vars=locals())
db.delete('directory', where="owner_id=$id", vars=locals())
### Utility methods
# Is this user authorized on this folder?
def is_authorized(user_id, folder_id):
where_vars = {'directory_id': folder_id, 'user_id': user_id}
auths = db.select('directory_user', where=web.db.sqlwhere(where_vars))
if not auths:
return False
else:
return True
# Return the first row in a IterBetter result
def get_single(obj):
return obj[0]
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