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R3600/modules/webaccess/lib/webaccessadmin_lib.py
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webaccessadmin_lib.py
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## $Id$
## Administrator interface for WebAccess
## This file is part of the CERN Document Server Software (CDSware).
## Copyright (C) 2002 CERN.
##
## The CDSware is free software; you can redistribute it and/or
## modify it under the terms of the GNU General Public License as
## published by the Free Software Foundation; either version 2 of the
## License, or (at your option) any later version.
##
## The CDSware 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
## General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with CDSware; if not, write to the Free Software Foundation, Inc.,
## 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
## read config variables:
#include "config.wml"
#include "configbis.wml"
<protect>## $Id$</protect>
<protect>## DO NOT EDIT THIS FILE! IT WAS AUTOMATICALLY GENERATED FROM CDSware WML SOURCES.</protect>
"""CDSware WebAccess Administrator Interface."""
__lastupdated__ = """<: print `date +"%d %b %Y %H:%M:%S %Z"`; :>"""
## fill config variables:
pylibdir = "<LIBDIR>/python"
try:
import sys
sys.path.append('%s' % pylibdir)
import cdsware.access_control_engine as acce
import cdsware.access_control_admin as acca
reload(acce)
reload(acca)
import cgi
import re
from cdsware.dbquery import run_sql
from cdsware.access_control_variables import SUPERADMINROLE, WEBACCESSACTION, DELEGATEADDUSERROLE
from cdsware.config import *
from cdsware.webpage import page, pageheaderonly, pagefooteronly
from cdsware.webuser import getUid, get_email
from mod_python import apache
except ImportError, e:
print "Error: %s" % e
import sys
sys.exit(1)
__version__ = "$Id$"
def index(req, title='', body='', subtitle='', authorized=0):
"""main function to show pages for webaccessadmin.
1. if user not logged in and administrator, show the mustlogin page
2. if used without body argument, show the startpage
3. show admin page with title, body, subtitle and navtrail.
authorized - if 1, don't check if the user is allowed to be webadmin """
# navtrail_previous_links="""<a class=navtrail href=<WEBURL>/hacking/>Hacking CDSware</a> &gt;
# <a class=navtrail href=<WEBURL>/hacking/webaccess/index.html>WebAccess Internals</a> &gt;
# <a class=navtrail href=<WEBURL>/admin/webaccess/>Access Control Admin</a> &gt; """
navtrail_previous_links = """<a class=navtrail href="<WEBURL>/admin/">Admin Area</a> &gt; <a class=navtrail href="<WEBURL>/admin/webaccess/">WebAccess Admin</a> """
if body and not authorized: navtrail_previous_links += '&gt; <a class=navtrail href=<WEBURL>/admin/webaccess/webaccessadmin.py>Manage WebAccess</a>'
id_user = getUid(req)
if not authorized and not is_adminuser(req): return mustloginpage(req)
elif not body:
title = 'Manage WebAccess'
body = startpage()
elif type(body) != str: body = addadminbox(subtitle, datalist=body)
return page(title=title,
uid=id_user,
body=body,
navtrail=navtrail_previous_links,
lastupdated=__lastupdated__)
def mustloginpage(req):
"""show a page asking the user to login."""
# navtrail_previous_links="""<a class=navtrail href=<WEBURL>/hacking/>Hacking CDSware</a> &gt;
# <a class=navtrail href=<WEBURL>/hacking/webaccess/index.html>WebAccess Internals</a> &gt;
# <a class=navtrail href=<WEBURL>/admin/webaccess/>Access Control Admin Area</a>"""
navtrail_previous_links = """<a class=navtrail href="<WEBURL>/admin/">Admin Area</a> &gt; <a class=navtrail href="<WEBURL>/admin/webaccess/">WebAccess Admin</a> &gt; """
return page(title='Authorization failure',
uid=getUid(req),
body=adderrorbox('try to login first',
datalist=["""You are not a user authorized to perform admin tasks, try to
<a href="http://cdsdev.cern.ch:8000/DEMODEV/youraccount.py/login">login</a>."""]),
navtrail=navtrail_previous_links,
lastupdated=__lastupdated__)
def is_adminuser(req):
"""check if user is a registered administrator. """
id_user = getUid(req)
return acce.acc_authorize_action(id_user, WEBACCESSACTION)
def perform_rolearea(req):
"""create the role area menu page."""
if not is_adminuser(req): return mustloginpage(req)
header = ['id', 'name', 'description', 'users', 'authorizations / actions', 'role', '']
roles = acca.acc_getAllRoles()
roles2 = []
for (id, name, desc) in roles:
if len(desc) > 30: desc = desc[:30] + '...'
roles2.append([id, name, desc])
for col in [(('add', 'adduserrole'),
('remove', 'deleteuserrole')),
(('add', 'addauthorization'),
('modify', 'modifyauthorizations'),
('remove', 'deleteroleaction')),
(('delete', 'deleterole'), ),
(('show details', 'showroledetails'), )]:
roles2[-1].append('<a href="%s?id_role=%s">%s</a>' % (col[0][1], id, col[0][0]))
for (str, function) in col[1:]:
roles2[-1][-1] += ' / <a href="%s?id_role=%s">%s</a>' % (function, id, str)
output = """
<dl>
<dt>Users:</dt>
<dd>add or remove users from the access to a role and its priviliges.</dd>
<dt>Authorizations/Actions:</dt>
<dd>these terms means almost the same, but an authorization is a <br>
connection between a role and an action (possibly) containing arguments.</dd>
<dt>Roles:</dt>
<dd>see all the information attached to a role and decide if you want to<br>delete it.</dd>
</dl>
"""
output += tupletotable(header=header, tuple=roles2)
extra = """
<dl>
<dt><a href="addrole">Add new role</a></dt>
<dd>go here to add a new role.</dd>
<dt><a href="addaction">Add new action</a></dt>
<dd>go here to add a new action.</dd>
</dl>
"""
return index(req=req,
title='Role Administration',
subtitle='administration with roles as access point',
body=[output, extra])
def perform_actionarea(req):
"""create the action area menu page."""
if not is_adminuser(req): return mustloginpage(req)
header = ['id', 'name', 'authorizations/roles', 'action', '']
actions = acca.acc_getAllActions()
actions2 = []
roles2 = []
for (id, name, dontcare) in actions:
actions2.append([id, name])
for col in [(('add', 'addauthorization'),
('modify', 'modifyauthorizations'),
('remove', 'deleteroleaction')),
(('delete', 'deleteaction'), ),
(('show details', 'showactiondetails'), )]:
actions2[-1].append('<a href="%s?id_action=%s&amp;reverse=1">%s</a>' % (col[0][1], id, col[0][0]))
for (str, function) in col[1:]:
actions2[-1][-1] += ' / <a href="%s?id_action=%s&amp;reverse=1">%s</a>' % (function, id, str)
output = """
<dl>
<dt>Authorizations/Roles:</dt>
<dd>these terms means almost the same, but an authorization is a <br>
connection between a role and an action (possibly) containing arguments.</dd>
<dt>Actions:</dt>
<dd>see all the information attached to an action and decide if you want to<br>delete it.</dd>
</dl>
"""
output += tupletotable(header=header, tuple=actions2)
extra = """
<dl>
<dt><a href="addrole">Add new role</a>
<dd>go here to add a new role.
<dt><a href="addaction">Add new action</a>
<dd>go here to add a new action.
</dl>
"""
return index(req=req,
title='Action Administration',
subtitle='administration with actions as access point',
body=[output, extra])
def perform_userarea(req, email_user_pattern=''):
"""create area to show info about users. """
if not is_adminuser(req): return mustloginpage(req)
subtitle = 'step 1 - search for users'
output = """
<p>
search for users to display.
</p> """
# remove letters not allowed in an email
email_user_pattern = cleanstring_email(email_user_pattern)
text = ' <span class="adminlabel">1. search pattern </span>\n'
text += ' <input class="admin_wvar" type="text" name="email_user_pattern" value="%s" />\n' % (email_user_pattern, )
output += createhiddenform(action="userarea",
text=text,
button="search for users")
if email_user_pattern:
users1 = run_sql("""SELECT id, email FROM user WHERE email RLIKE '%s' ORDER BY id LIMIT 26""" % (email_user_pattern, ))
if not users1:
output += '<p>no matching users</p>'
else:
subtitle = 'step 2 - select what to do with user'
users = []
for (id, email) in users1[:25]:
users.append([id, email])
for col in [(('add', 'addroleuser'),
('remove', 'deleteuserrole')),
(('show details', 'showuserdetails'), )]:
users[-1].append('<a href="%s?email_user_pattern=%s&amp;id_user=%s">%s</a>' % (col[0][1], email_user_pattern, id, col[0][0]))
for (str, function) in col[1:]:
users[-1][-1] += ' / <a href="%s?email_user_pattern=%s&amp;id_user=%s&amp;reverse=1">%s</a>' % (function, email_user_pattern, id, str)
output += '<p>found <strong>%s</strong> matching users</p>' % (len(users1), )
output += tupletotable(header=['id', 'email', 'roles', ''], tuple=users)
if len(users1) > 25:
output += '<p><strong>only showing the first 25 users, narrow your search...</strong></p>'
return index(req=req,
title='User Administration',
subtitle=subtitle,
body=[output])
def perform_resetarea(req):
"""create the reset area menu page."""
if not is_adminuser(req): return mustloginpage(req)
output = """
<dl>
<dt><a href="resetdefaultsettings">Reset to Default Authorizations</a>
<dd>Remove all changes that has been done to the roles and <br>
add only the default authorization settings.
<dt><a href="adddefaultsettings">Add Default Authorizations</a>
<dd>Keep all changes and add the default authorization settings.
</dl>
"""
return index(req=req,
title='Reset Authorizations',
subtitle='reseting to or adding default authorizations',
body=[output])
def perform_resetdefaultsettings(req, superusers=[], confirm=0):
"""delete all roles, actions and authorizations presently in the database
and add only the default roles.
only selected users will be added to superadmin, rest is blank """
if not is_adminuser(req): return mustloginpage(req)
# cleaning input
if type(superusers) == str: superusers = [superusers]
# remove not valid e-mails
for email in superusers:
if not check_email(email): superusers.remove(email)
# instructions
output = """
<p>
before you reset the settings, we need some users<br>
to connect to <strong>%s</strong>.<br>
enter as many e-mail adresses you want and press <strong>reset</strong>.<br>
<strong>confirm reset settings</strong> when you have added enough e-mails.<br>
<strong><SUPPORTEMAIL></strong> is added as default.
</p>""" % (SUPERADMINROLE, )
# add more superusers
output += """
<p>enter user e-mail addresses: </p>
<form action="resetdefaultsettings" method="POST">"""
for email in superusers:
output += ' <input type="hidden" name="superusers" value="%s" />' % (email, )
output += """
<span class="adminlabel">e-mail</span>
<input class="admin_wvar" type="text" name="superusers" />
<input class="adminbutton" type="submit" value="add e-mail" />
</form>"""
if superusers:
# remove emails
output += """
<form action="resetdefaultsettings" method="POST">
have you entered wrong data?
<input class="adminbutton" type="submit" value="remove all e-mails" />
</form>
"""
# superusers confirm table
start = '<form action="resetdefaultsettings" method="POST">'
extra = ' <input type="hidden" name="confirm" value="1" />'
for email in superusers:
extra += '<input type="hidden" name="superusers" value="%s" />' % (email, )
extra += ' <input class="adminbutton" type="submit" value="confirm to reset settings" />'
end = '</form>'
output += '<p><strong>reset default settings</strong> with the users below? </p>'
output += tupletotable(header=['e-mail address'],
tuple=superusers,
start=start,
extracolumn=extra,
end=end)
if confirm in [1, "1"]:
res = acca.acc_reset_default_settings(superusers)
if res:
output += '<p>successfully reset default settings</p>'
else:
output += '<p>sorry, could not reset default settings</p>'
return index(req=req,
title='Reset Default Settings',
subtitle='reset settings',
body=[output])
def perform_adddefaultsettings(req, superusers=[], confirm=0):
"""add the default settings, and keep everything else.
probably nothing will be deleted, except if there has been made changes to the defaults."""
if not is_adminuser(req): return mustloginpage(req)
# cleaning input
if type(superusers) == str: superusers = [superusers]
# remove not valid e-mails
for email in superusers:
if not check_email(email): superusers.remove(email)
# instructions
output = """
<p>
before you add the settings, we need some users<br>
to connect to <strong>%s</strong>.<br>
enter as many e-mail adresses you want and press <strong>add</strong>.<br>
<strong>confirm add settings</strong> when you have added enough e-mails.<br>
<strong><SUPPORTEMAIL></strong> is added as default.
</p>""" % (SUPERADMINROLE, )
# add more superusers
output += """
<p>enter user e-mail addresses: </p>
<form action="adddefaultsettings" method="POST">"""
for email in superusers:
output += ' <input type="hidden" name="superusers" value="%s" />' % (email, )
output += """
<span class="adminlabel">e-mail</span>
<input class="admin_wvar" type="text" name="superusers" />
<input class="adminbutton" type="submit" value="add e-mail" />
</form>
"""
if superusers:
# remove emails
output += """
<form action="adddefaultsettings" method="POST">
have you entered wrong data?
<input class="adminbutton" type="submit" value="remove all e-mails" />
</form>
"""
# superusers confirm table
start = '<form action="adddefaultsettings" method="POST">'
extra = ' <input type="hidden" name="confirm" value="1" />'
for email in superusers:
extra += '<input type="hidden" name="superusers" value="%s" />' % (email, )
extra += ' <input class="adminbutton" type="submit" value="confirm to add settings" />'
end = '</form>'
output += '<p><strong>add default settings</strong> with the users below? </p>'
output += tupletotable(header=['e-mail address'],
tuple=superusers,
start=start,
extracolumn=extra,
end=end)
if confirm in [1, "1"]:
res = acca.acc_add_default_settings(superusers)
if res:
output += '<p>successfully added default settings</p>'
else:
output += '<p>sorry, could not add default settings</p>'
return index(req=req,
title='Add Default Settings',
subtitle='add settings',
body=[output])
def perform_delegate_startarea(req):
"""start area for lower level delegation of rights."""
subtitle = 'select what to do'
output = ''
if is_adminuser(req):
output += """
<p>
You are also allowed to be in the <a href="../webaccessadmin.py">Main Admin Area</a> which gives you<br>
the access to the full functionality of WebAccess.
</p>
"""
output += """
<dl>
<dt><a href="delegate_adduserrole">Add users to roles</a>
<dd>add users to the roles you have delegation rights to.
<dt><a href="delegate_deleteuserrole">Remove users from roles</a>
<dd>remove users from the roles you have delegation rights to.
</dl>
"""
return index(req=req,
title='Delegate Rights - start area',
subtitle=subtitle,
body=[output],
authorized=1)
def perform_delegate_adduserrole(req, id_role=0, email_user_pattern='', id_user=0, confirm=0):
"""let a lower level web admin add users to a limited set of roles.
id_role - the role to connect to a user
id_user - the user to connect to a role
confirm - make the connection happen """
# finding the allowed roles for this user
id_admin = getUid(req)
id_action = acca.acc_getActionId(name_action=DELEGATEADDUSERROLE)
actions = acca.acc_findPossibleActionsUser(id_user=id_admin, id_action=id_action)
allowed_roles = []
for (id, arglistid, name_role_help) in actions[1:]:
id_role_help = acca.acc_getRoleId(name_role=name_role_help)
if id_role_help and [id_role_help, name_role_help, ''] not in allowed_roles:
allowed_roles.append([id_role_help, name_role_help, ''])
output = ''
if not allowed_roles:
subtitle = 'no delegation rights'
output += """
<p>
You do not have the delegation rights over any roles.<br>
If you think you should have such rights, contact a WebAccess Administrator.
</p>"""
else:
subtitle = 'step 1 - select role'
output += """
<p>
Lower level delegation of access rights to roles.<br>
An administrator with all rights have to give you these rights.
</p>"""
email_out = acca.acc_getUserEmail(id_user=id_user)
name_role = acca.acc_getRoleName(id_role=id_role)
output += createroleselect(id_role=id_role, step=1, name='id_role',
action='delegate_adduserrole', roles=allowed_roles)
if str(id_role) != '0':
subtitle = 'step 2 - search for users'
# remove letters not allowed in an email
email_user_pattern = cleanstring_email(email_user_pattern)
text = ' <span class="adminlabel">2. search pattern </span>\n'
text += ' <input class="admin_wvar" type="text" name="email_user_pattern" value="%s" />\n' % (email_user_pattern, )
output += createhiddenform(action="delegate_adduserrole",
text=text,
button="search for users",
id_role=id_role)
# pattern is entered
if email_user_pattern:
# users with matching email-address
users1 = run_sql("""SELECT id, email FROM user WHERE email RLIKE '%s' ORDER BY id """ % (email_user_pattern, ))
# users that are connected
users2 = run_sql("""SELECT DISTINCT u.id, u.email
FROM user u LEFT JOIN user_accROLE ur ON u.id = ur.id_user
WHERE ur.id_accROLE = '%s' AND u.email RLIKE '%s'
ORDER BY u.id """ % (id_role, email_user_pattern))
# no users that match the pattern
if not (users1 or users2):
output += 'no qualified users, try new search'
# show matching users
else:
subtitle = 'step 3 - select a user'
users = []
extrausers = []
for (id, email) in users1:
if (id, email) not in users2: users.append([id,email,''])
for (id, email) in users2:
extrausers.append([-id, email,''])
output += createuserselect(id_user=id_user,
action="delegate_adduserrole",
step=3,
users=users,
extrausers=extrausers,
button="add this user",
id_role=id_role,
email_user_pattern=email_user_pattern)
try: id_user = int(id_user)
except ValueError: pass
# user selected already connected to role
if id_user < 0:
output += '<p>users in brackets are already attached to the role, try another one</p>'
# a user is selected
elif email_out:
subtitle = "step 4 - confirm to add user"
output += createhiddenform(action="delegate_adduserrole",
text='add user <strong>%s</strong> to role <strong>%s</strong>?' % (email_out, name_role),
id_role=id_role,
email_user_pattern=email_user_pattern,
id_user=id_user,
confirm=1)
# it is confirmed that this user should be added
if confirm:
# add user
result = acca.acc_addUserRole(id_user=id_user, id_role=id_role)
if result and result[2]:
subtitle = 'step 5 - confirm user added'
output += '<p>confirm: user <strong>%s</strong> added to role <strong>%s</strong>.</p>' % (email_out, name_role)
else:
subtitle = 'step 5 - user could not be added'
output += '<p>sorry, but user could not be added.</p>'
return index(req=req,
title='Delegate Rights - add users to roles',
subtitle=subtitle,
body=[output],
authorized=1)
def perform_delegate_deleteuserrole(req, id_role=0, id_user=0, confirm=0):
"""let a lower level web admin remove users from a limited set of roles.
id_role - the role to connect to a user
id_user - the user to connect to a role
confirm - make the connection happen """
subtitle = 'in progress...'
output = '<p>in progress...</p>'
# finding the allowed roles for this user
id_admin = getUid(req)
id_action = acca.acc_getActionId(name_action=DELEGATEADDUSERROLE)
actions = acca.acc_findPossibleActionsUser(id_user=id_admin, id_action=id_action)
output = ''
if not actions:
subtitle = 'no delegation rights'
output += """
<p>
You do not have the delegation rights over any roles.<br>
If you think you should have such rights, contact a WebAccess Administrator.
</p>"""
else:
subtitle = 'step 1 - select role'
output += """
<p>
Lower level delegation of access rights to roles.<br>
An administrator with all rights have to give you these rights.
</p>"""
email_out = acca.acc_getUserEmail(id_user=id_user)
name_role = acca.acc_getRoleName(id_role=id_role)
allowed_roles = []
for (id, arglistid, name_role_help) in actions[1:]:
id_role_help = acca.acc_getRoleId(name_role=name_role_help)
if id_role_help and [id_role_help, name_role_help, ''] not in allowed_roles:
allowed_roles.append([id_role_help, name_role_help, ''])
output += createroleselect(id_role=id_role, step=1,
action='delegate_deleteuserrole', roles=allowed_roles)
if str(id_role) != '0':
subtitle = 'step 2 - select user'
users = acca.acc_getRoleUsers(id_role)
output += createuserselect(id_user=id_user, step=2,
action='delegate_deleteuserrole', users=users,
id_role=id_role)
if str(id_user) != '0':
subtitle = 'step 3 - confirm delete of user'
email_user = acca.acc_getUserEmail(id_user=id_user)
output += createhiddenform(action="delegate_deleteuserrole",
text='delete user %s from %s?'
% (headerstrong(user=id_user), headerstrong(role=id_role)),
id_role=id_role,
id_user=id_user,
confirm=1)
if confirm:
res = acca.acc_deleteUserRole(id_user=id_user, id_role=id_role)
if res:
subtitle = 'step 4 - confirm user deleted from role'
output += '<p>confirm: deleted user <strong>%s</strong> from role <strong>%s</strong>.</p>' % (email_user, name_role)
else:
subtitle = 'step 4 - user could not be deleted'
output += 'sorry, but user could not be deleted<br>user is probably already deleted.'
return index(req=req,
title='Delegate Rights - remove users from roles',
subtitle=subtitle,
body=[output],
authorized=1)
def perform_addaction(req, name_action='', arguments='', optional='no', description='put description here.', confirm=0):
"""form to add a new action with these values:
name_action - name of the new action
arguments - allowedkeywords, separated by whitespace
description - optional description of the action"""
if not is_adminuser(req): return mustloginpage(req)
name_action = cleanstring(name_action)
arguments = cleanstring(arguments, comma=1)
title = 'Add Action'
subtitle = 'step 1 - give values to the requested fields'
output = """
<form action="addaction" method="POST">
<span class="adminlabel">action name </span>
<input class="admin_wvar" type="text" name="name_action" value="%s" /> <br>
<span class="adminlabel">arguments </span>
<input class="admin_wvar" type="text" name="arguments" value="%s" />
<small>keywords for arguments, separate with comma, no whitespace.</small> <br>
<span class="adminlabel">optional arguments</span>
<select name="optional" class="admin_w200">
<option value="no" selected="selected">no, not allowed</option>
<option value="yes" %s>yes, allowed</option>
</select><br>
<span class="adminlabel">description </span>
<textarea class="admin_wvar" rows="6" cols="30" name="description">%s</textarea>
<input class="adminbutton" type="submit" value="add action" />
</form>
""" % (name_action, arguments, optional == 'yes' and 'selected="selected"' or '', description)
if name_action:
# description must be changed before it is submitted
if description == 'put description here.': internaldesc = ''
else: internaldesc = description
if arguments:
subtitle = 'step 2 - confirm to add action with %s arguments' % (optional == 'yes' and 'optional' or '', )
arguments = arguments.replace(' ', '')
text = 'add action with: <br>\n'
text += 'name: <strong>%s</strong><br>\n' % (name_action, )
if internaldesc:
text += 'description: <strong>%s</strong><br>\n' % (description, )
text += '%sarguments: <strong>%s</strong><br>' % (optional == 'yes' and 'optional ' or '', arguments)
text += 'optional: <strong>%s</strong>?' % (optional, )
else:
optional = 'no'
subtitle = 'step 2 - confirm to add action without arguments'
text = 'add action <strong>%s</strong> without arguments' % (name_action, )
if internaldesc: text += '<br>\nand description: <strong>%s</strong>?\n' % (description, )
else: text += '?\n'
output += createhiddenform(action="addaction",
text=text,
name_action=name_action,
arguments=arguments,
optional=optional,
description=description,
confirm=1)
if confirm not in ["0", 0]:
arguments = arguments.split(',')
result = acca.acc_addAction(name_action,
internaldesc,
optional,
*arguments)
if result:
subtitle = 'step 3 - action added'
output += '<p>action added:</p>'
output += tupletotable(header=['id', 'action name', 'description', 'allowedkeywords', 'optional'],
tuple=[result])
else:
subtitle = 'step 3 - action could not be added'
output += '<p>sorry, could not add action, <br>action with the same name probably exists.</p>'
extra = """
<dl>
<dt><a href="addauthorization?id_action=%s&amp;reverse=1">Add authorization</a></dt>
<dd>start adding new authorizations to this action.</dd>
</dl> """ % (acca.acc_getActionId(name_action=name_action, ))
try: body = [output, extra]
except NameError: body = [output]
return index(req=req,
title=title,
body=body,
subtitle=subtitle)
def perform_deleteaction(req, id_action="0", confirm=0):
"""show all roles connected, and ask for confirmation.
id_action - id of action to delete """
if not is_adminuser(req): return mustloginpage(req)
title='Delete Action'
subtitle='step 1 - select action to delete'
name_action = acca.acc_getActionName(id_action=id_action)
output = createactionselect(id_action=id_action,
action="deleteaction",
step=1,
actions=acca.acc_getAllActions(),
button="delete action")
if id_action != "0":
subtitle = 'step 2 - confirm the delete'
output += actiondetails(id_action=id_action)
if acca.acc_getActionRoles(id_action=id_action):
output += createhiddenform(action="deleteroleaction",
text="""rather delete only connection between this action
and a selected role?""",
id_action=id_action,
reverse=1,
button='go there')
output += createhiddenform(action="deleteaction",
text=' delete action <strong>%s</strong> and all connections?' % (name_action, ),
confirm=1,
id_action=id_action)
if confirm:
subtitle = 'step 3 - confirm delete of action'
res = acca.acc_deleteAction(id_action=id_action)
if res:
output += '<p>confirm: action <strong>%s</strong> deleted.<br>\n' % (name_action, )
output += '%s entries deleted all in all.</p>\n' % (res, )
else:
output += '<p>sorry, action could not be deleted.</p>\n'
return index(req=req,
title=title,
subtitle=subtitle,
body=[output])
def perform_showactiondetails(req, id_action):
"""show the details of an action. """
if not is_adminuser(req): return mustloginpage(req)
if id_action not in [0, '0']:
output = actiondetails(id_action=id_action)
extra = """
<dl>
<dt><a href="addauthorization?id_action=%s&amp;reverse=1">Add new authorization</a></dt>
<dd>add an authorization.</dd>
<dt><a href="modifyauthorizations?id_action=%s&amp;reverse=1">Modify authorizations</a></dt>
<dd>modify existing authorizations.</dd>
</dl>
""" % (id_action, id_action)
body = [output, extra]
else:
body = ['<p>no details to show</p>']
return index(req=req,
title='Show Action Details',
subtitle='show action details',
body=body)
def actiondetails(id_action=0):
"""show details of given action. """
output = ''
if id_action not in [0, '0']:
name_action = acca.acc_getActionName(id_action=id_action)
output += '<p>action details:</p>'
output += tupletotable(header=['id', 'name', 'description', 'allowedkeywords', 'optional'],
tuple=[acca.acc_getActionDetails(id_action=id_action)])
roleshlp = acca.acc_getActionRoles(id_action=id_action)
if roleshlp:
roles = []
for (id, name, dontcare) in roleshlp:
roles.append([id, name,
'<a href="simpleauthorization?id_role=%s&amp;id_action=%s">show authorization details</a>'
% (id, id_action),
'<a href="simpleroleusers?id_role=%s">show connected users</a>' % (id, )])
roletable = tupletotable(header=['id', 'name', '', ''], tuple=roles)
output += '<p>roles connected to %s:</p>\n' % (headerstrong(action=name_action, query=0), )
output += roletable
else:
output += '<p>no roles connected to %s.</p>\n' % (headerstrong(action=name_action, query=0), )
else:
output += '<p>no details to show</p>'
return output
def perform_addrole(req, name_role='', description='put description here.', confirm=0):
"""form to add a new role with these values:
name_role - name of the new role
description - optional description of the role """
if not is_adminuser(req): return mustloginpage(req)
name_role = cleanstring(name_role)
title='Add Role'
subtitle = 'step 1 - give values to the requested fields'
output = """
<form action="addrole" method="POST">
<span class="adminlabel">role name </span>
<input class="admin_wvar" type="text" name="name_role" value="%s" /> <br>
<span class="adminlabel">description </span>
<textarea class="admin_wvar" rows="6" cols="30" name="description">%s</textarea>
<input class="adminbutton" type="submit" value="add role" />
</form>
""" % (name_role, description)
if name_role:
# description must be changed before submitting
subtitle = 'step 2 - confirm to add role'
internaldesc = ''
if description != 'put description here.':
internaldesc = description
text = """
add role with: <br>\n
name: <strong>%s</strong> <br>""" % (name_role, )
if internaldesc:
text += 'description: <strong>%s</strong>?\n' % (description, )
output += createhiddenform(action="addrole",
text=text,
name_role=name_role,
description=description,
confirm=1)
if confirm not in ["0", 0]:
result = acca.acc_addRole(name_role=name_role,
description=internaldesc)
if result:
subtitle = 'step 3 - role added'
output += '<p>role added: </p>'
output += tupletotable(header=['id', 'action name', 'description', 'allowedkeywords'],
tuple=[result])
else:
subtitle = 'step 3 - role could not be added'
output += '<p>sorry, could not add role, <br>role with the same name probably exists.</p>'
extra = """
<dl>
<dt><a href="addauthorization?id_role=%s">Add authorization</a></dt>
<dd>start adding new authorizations to this role.</dd>
</dl> """ % (acca.acc_getRoleId(name_role=name_role), )
try: body = [output, extra]
except NameError: body = [output]
return index(req=req,
title=title,
body=body,
subtitle=subtitle)
def perform_deleterole(req, id_role="0", confirm=0):
"""select a role and show all connected information,
users - users that can access the role.
actions - actions with possible authorizations."""
if not is_adminuser(req): return mustloginpage(req)
title = 'Delete role'
subtitle = 'step 1 - select role to delete'
name_role = id_role
name_role = acca.acc_getRoleName(id_role=id_role)
output = createroleselect(id_role=id_role,
action="deleterole",
step=1,
roles=acca.acc_getAllRoles(),
button="delete role")
if id_role != "0":
subtitle = 'step 2 - confirm delete of role'
output += roledetails(id_role=id_role)
output += createhiddenform(action="deleterole",
text='delete role <strong>%s</strong> and all connections?' % (name_role, ),
id_role=id_role,
confirm=1)
if confirm:
res = acca.acc_deleteRole(id_role=id_role)
subtitle = 'step 3 - confirm role deleted'
if res:
output += "<p>confirm: role <strong>%s</strong> deleted.<br>" % (name_role, )
output += "<strong>%s</strong> entries were removed.</p>" % (res, )
else:
output += "<p>sorry, the role could not be deleted.</p>"
return index(req=req,
title=title,
subtitle=subtitle,
body=[output])
def perform_showroledetails(req, id_role):
"""show the details of a role."""
if not is_adminuser(req): return mustloginpage(req)
if id_role not in [0, '0']:
output = roledetails(id_role=id_role)
extra = """
<dl>
<dt><a href="adduserrole?id_role=%s">Connect user</a></dt>
<dd>connect a user to the role.</dd>
<dt><a href="addauthorization?id_role=%s">Add new authorization</a></dt>
<dd>add an authorization.</dd>
<dt><a href="modifyauthorizations?id_role=%s">Modify authorizations</a></dt>
<dd>modify existing authorizations.</dd>
</dl>
""" % (id_role, id_role, id_role)
body = [output, extra]
else:
body = ['<p>no details to show</p>']
return index(req=req,
title='Show Role Details',
subtitle='show role details',
body=body)
def roledetails(id_role=0):
"""create the string to show details about a role. """
name_role = acca.acc_getRoleName(id_role=id_role)
usershlp = acca.acc_getRoleUsers(id_role)
users = []
for (id, email, dontcare) in usershlp:
users.append([id, email, '<a href="showuserdetails?id_user=%s">show user details</a>' % (id, )])
usertable = tupletotable(header=['id', 'email'], tuple=users)
actionshlp = acca.acc_getRoleActions(id_role)
actions = []
for (id, name, dontcare) in actionshlp:
actions.append([id, name,
'<a href="showactiondetails?id_role=%s&amp;id_action=%s">show action details</a>' % (id_role, id),
'<a href="simpleauthorization?id_role=%s&amp;id_action=%s">show authorization details</a>' % (id_role, id)])
actiontable = tupletotable(header=['id', 'name', '', ''], tuple=actions)
# show role details
details = '<p>role details:</p>'
details += tupletotable(header=['id', 'name', 'description'],
tuple=[acca.acc_getRoleDetails(id_role=id_role)])
# show connected users
details += '<p>users connected to %s:</p>' % (headerstrong(role=name_role, query=0), )
if users:
details += usertable
else:
details += '<p>no users connected.</p>'
# show connected authorizations
details += '<p>authorizations for %s:</p>' % (headerstrong(role=name_role, query=0), )
if actions:
details += actiontable
else:
details += '<p>no authorizations connected</p>'
return details
def perform_adduserrole(req, id_role='0', email_user_pattern='', id_user='0', confirm=0):
"""create connection between user and role.
id_role - id of the role to add user to
email_user_pattern - search for users using this pattern
id_user - id of user to add to the role. """
if not is_adminuser(req): return mustloginpage(req)
email_out = acca.acc_getUserEmail(id_user=id_user)
name_role = acca.acc_getRoleName(id_role=id_role)
title = 'Add user to role '
subtitle = 'step 1 - select a role'
output = createroleselect(id_role=id_role,
action="adduserrole",
step=1,
roles=acca.acc_getAllRoles())
# role is selected
if id_role != "0":
title += name_role
subtitle = 'step 2 - search for users'
# remove letters not allowed in an email
email_user_pattern = cleanstring_email(email_user_pattern)
text = ' <span class="adminlabel">2. search pattern </span>\n'
text += ' <input class="admin_wvar" type="text" name="email_user_pattern" value="%s" />\n' % (email_user_pattern, )
output += createhiddenform(action="adduserrole",
text=text,
button="search for users",
id_role=id_role)
# pattern is entered
if email_user_pattern:
# users with matching email-address
users1 = run_sql("""SELECT id, email FROM user WHERE email RLIKE '%s' ORDER BY id """ % (email_user_pattern, ))
# users that are connected
users2 = run_sql("""SELECT DISTINCT u.id, u.email
FROM user u LEFT JOIN user_accROLE ur ON u.id = ur.id_user
WHERE ur.id_accROLE = '%s' AND u.email RLIKE '%s'
ORDER BY u.id """ % (id_role, email_user_pattern))
# no users that match the pattern
if not (users1 or users2):
output += 'no qualified users, try new search'
# show matching users
else:
subtitle = 'step 3 - select a user'
users = []
extrausers = []
for (id, email) in users1:
if (id, email) not in users2: users.append([id,email,''])
for (id, email) in users2:
extrausers.append([-id, email,''])
output += createuserselect(id_user=id_user,
action="adduserrole",
step=3,
users=users,
extrausers=extrausers,
button="add this user",
id_role=id_role,
email_user_pattern=email_user_pattern)
try: id_user = int(id_user)
except ValueError: pass
# user selected already connected to role
if id_user < 0:
output += '<p>users in brackets are already attached to the role, try another one</p>'
# a user is selected
elif email_out:
subtitle = "step 4 - confirm to add user"
output += createhiddenform(action="adduserrole",
text='add user <strong>%s</strong> to role <strong>%s</strong>?' % (email_out, name_role),
id_role=id_role,
email_user_pattern=email_user_pattern,
id_user=id_user,
confirm=1)
# it is confirmed that this user should be added
if confirm:
# add user
result = acca.acc_addUserRole(id_user=id_user, id_role=id_role)
if result and result[2]:
subtitle = 'step 5 - confirm user added'
output += '<p>confirm: user <strong>%s</strong> added to role <strong>%s</strong>.</p>' % (email_out, name_role)
else:
subtitle = 'step 5 - user could not be added'
output += '<p>sorry, but user could not be added.</p>'
extra = """
<dl>
<dt><a href="addrole">Add new role</a></dt>
<dd>go here to add a new role.</dd>
</dl>
"""
return index(req=req,
title=title,
subtitle=subtitle,
body=[output, extra])
def perform_addroleuser(req, email_user_pattern='', id_user='0', id_role='0', confirm=0):
"""delete connection between role and user.
id_role - id of role to disconnect
id_user - id of user to disconnect. """
if not is_adminuser(req): return mustloginpage(req)
email_out = acca.acc_getUserEmail(id_user=id_user)
name_role = acca.acc_getRoleName(id_role=id_role)
title = 'Connect user to roles'
subtitle = 'step 1 - search for users'
# clean email search string
email_user_pattern = cleanstring_email(email_user_pattern)
text = ' <span class="adminlabel">1. search pattern </span>\n'
text += ' <input class="admin_wvar" type="text" name="email_user_pattern" value="%s" />\n' % (email_user_pattern, )
output = createhiddenform(action='addroleuser',
text=text,
button='search for users',
id_role=id_role)
if email_user_pattern:
subtitle = 'step 2 - select user'
users1 = run_sql("""SELECT id, email FROM user WHERE email RLIKE '%s' ORDER BY id """ % (email_user_pattern, ))
users = []
for (id, email) in users1: users.append([id, email, ''])
if not users:
output += '<p>no qualified users, try new search</p>'
else:
output += createuserselect(id_user=id_user,
action='addroleuser',
step=2,
users=users,
button='select user',
email_user_pattern=email_user_pattern)
if int(id_user):
subtitle = 'step 3 - select role'
# roles the user is connected to
role_ids = acca.acc_getUserRoles(id_user=id_user)
# all the roles
all_roles = acca.acc_getAllRoles()
# sort the roles in connected and not connected roles
con_roles = []
not_roles = []
for (id, name, description) in all_roles:
if (id, ) in role_ids: con_roles.append([-id, name, description])
else: not_roles.append([id, name, description])
# create roleselect
output += createroleselect(id_role=id_role,
action='addroleuser',
step=3,
roles=not_roles,
extraroles=con_roles,
button='add this role',
email_user_pattern=email_user_pattern,
id_user=id_user)
if int(id_role) < 0:
output += '<p>roles in brackets are already connected to the user, try another one<p>'
elif int(id_role):
subtitle = 'step 4 - confirm to add role to user'
output += createhiddenform(action='addroleuser',
text='add role <strong>%s</strong> to user <strong>%s</strong>?' % (name_role, email_out),
email_user_pattern=email_user_pattern,
id_user=id_user,
id_role=id_role,
confirm=1)
if confirm:
# add role
result = acca.acc_addUserRole(id_user=id_user, id_role=id_role)
if result and result[2]:
subtitle = 'step 5 - confirm role added'
output += '<p>confirm: role <strong>%s</strong> added to user <strong>%s</strong>.</p>' % (name_role, email_out)
else:
subtitle = 'step 5 - role could not be added'
output += '<p>sorry, but role could not be added</p>'
extra = """
<dl>
<dt><a href="addrole">Add new role</a></dt>
<dd>go here to add a new role.</dd>
</dl>
"""
return index(req=req,
title=title,
subtitle=subtitle,
body=[output, extra])
def perform_deleteuserrole(req, id_role='0', id_user='0', reverse=0, confirm=0):
"""delete connection between role and user.
id_role - id of role to disconnect
id_user - id of user to disconnect. """
if not is_adminuser(req): return mustloginpage(req)
title = 'Delete user from role'
email_user = acca.acc_getUserEmail(id_user=id_user)
name_role = acca.acc_getRoleName(id_role=id_role)
output = ''
if reverse in [0, '0']:
subtitle='step 1 - select the role'
output += createroleselect(id_role=id_role,
action="deleteuserrole",
step=1,
roles=acca.acc_getAllRoles())
if id_role != "0":
subtitle = 'step 2 - select the user'
output += createuserselect(id_user=id_user,
action="deleteuserrole",
step=2,
users=acca.acc_getRoleUsers(id_role=id_role),
id_role=id_role)
else:
# show only users connected to a role
users = run_sql("""SELECT DISTINCT(u.id), u.email, u.note
FROM user u LEFT JOIN user_accROLE ur
ON u.id = ur.id_user
WHERE ur.id_accROLE != 'NULL' AND u.email != ''
ORDER BY id """)
has_roles = 1
# check if the user is connected to any roles
for (id, email, note) in users:
if str(id) == str(id_user): break
else:
subtitle = 'step 1 - user not connected'
output += '<p>no need to remove roles from this user,<br>user <strong>%s</strong> is not connected to any roles.</p>' % (email_user, )
has_roles, id_user = 0, '0' # stop the rest of the output below...
if has_roles:
output += createuserselect(id_user=id_user,
action="deleteuserrole",
step=1,
users=users,
reverse=reverse)
if id_user != "0":
subtitle = 'step 2 - select the user'
role_ids = acca.acc_getUserRoles(id_user=id_user)
all_roles = run_sql("""SELECT id, name, description FROM accROLE ORDER BY id """)
roles = []
for (id, name, desc) in all_roles:
if (id, ) in role_ids: roles.append([id, name, desc])
output += createroleselect(id_role=id_role,
action="deleteuserrole",
step=2,
roles=roles,
id_user=id_user,
reverse=reverse)
if id_role != '0' and id_user != '0':
subtitle = 'step 3 - confirm delete of user'
output += createhiddenform(action="deleteuserrole",
text='<span class="adminlabel">3. confirm</span> delete user %s from %s?' % (headerstrong(user=id_user), headerstrong(role=id_role)),
id_role=id_role,
id_user=id_user,
reverse=reverse,
confirm=1)
if confirm:
res = acca.acc_deleteUserRole(id_user=id_user, id_role=id_role)
if res:
subtitle = 'step 4 - confirm delete of user'
output += '<p>confirm: deleted user <strong>%s</strong> from role <strong>%s</strong>.</p>' % (email_user, name_role)
else:
subtitle = 'step 4 - user could not be deleted'
output += 'sorry, but user could not be deleted<br>user is probably already deleted.'
return index(req=req,
title=title,
subtitle=subtitle,
body=[output])
def perform_showuserdetails(req, id_user=0):
"""show the details of a user. """
if not is_adminuser(req): return mustloginpage(req)
if id_user not in [0, '0']:
output = userdetails(id_user=id_user)
extra = """
<dl>
<dt><a href="addroleuser?id_user=%s">Connect role</a></dt>
<dd>connect a role to the user.</dd>
</dl>
""" % (id_user, )
body = [output, extra]
else:
body = ['<p>no details to show</p>']
return index(req=req,
title='Show User Details',
subtitle='show user details',
body=body)
def userdetails(id_user=0):
"""create the string to show details about a user. """
# find necessary details
email_user = acca.acc_getUserEmail(id_user=id_user)
userroles = acca.acc_getUserRoles(id_user=id_user)
conn_roles = []
# find connected roles
for (id, name, desc) in acca.acc_getAllRoles():
if (id, ) in userroles:
conn_roles.append([id, name, desc])
conn_roles[-1].append('<a href="showroledetails?id_role=%s">show details</a>' % (id, ))
if conn_roles:
# print details
details = '<p>roles connected to user <strong>%s</strong></p>' % (email_user, )
details += tupletotable(header=['id', 'name', 'description', ''], tuple=conn_roles)
else:
details = '<p>no roles connected to user <strong>%s</strong>.</p>' % (email_user, )
return details
def perform_addauthorization(req, id_role="0", id_action="0", optional=0, reverse="0", confirm=0, **keywords):
""" form to add new connection between user and role:
id_role - role to connect
id_action - action to connect
reverse - role or action first? """
if not is_adminuser(req): return mustloginpage(req)
# values that might get used
name_role = acca.acc_getRoleName(id_role=id_role) or id_role
name_action = acca.acc_getActionName(id_action=id_action) or id_action
optional = optional == 'on' and 1 or int(optional)
extra = """
<dl>
<dt><a href="addrole">Add new role</a></dt>
<dd>go here to add a new role.</dd>
<dt><a href="addaction">Add new action</a></dt>
<dd>go here to add a new action.</dd>
</dl>
"""
# create the page according to which step the user is on
# role -> action -> arguments
if reverse in ["0", 0]:
subtitle = 'step 1 - select role'
output = createroleselect(id_role=id_role,
action="addauthorization",
step=1,
roles=acca.acc_getAllRoles(),
reverse=reverse)
if id_role != "0":
subtitle = 'step 2 - select action'
rolacts = acca.acc_getRoleActions(id_role)
allhelp = acca.acc_getAllActions()
allacts = []
for r in allhelp:
if r not in rolacts: allacts.append(r)
output += createactionselect(id_action=id_action,
action="addauthorization",
step=2,
actions=rolacts,
extraactions=allacts,
id_role=id_role,
reverse=reverse)
# action -> role -> arguments
else:
subtitle = 'step 1 - select action'
output = createactionselect(id_action=id_action,
action="addauthorization",
step=1,
actions=acca.acc_getAllActions(),
reverse=reverse)
if id_action != "0":
subtitle = 'step 2 - select role'
actroles = acca.acc_getActionRoles(id_action)
allhelp = acca.acc_getAllRoles()
allroles = []
for r in allhelp:
if r not in actroles: allroles.append(r)
output += createroleselect(id_role=id_role,
action="addauthorization",
step=2,
roles=actroles,
extraroles=allroles,
id_action=id_action,
reverse=reverse)
# ready for step 3 no matter which direction we took to get here
if id_action != "0" and id_role != "0":
subtitle = 'step 3 - enter values for the keywords\n'
output += """
<form action="addauthorization" method="POST">
<input type="hidden" name="id_role" value="%s">
<input type="hidden" name="id_action" value="%s">
<input type="hidden" name="reverse" value="%s">
""" % (id_role, id_action, reverse)
res_keys = acca.acc_getActionKeywords(id_action=id_action)
if not res_keys:
output += """
<input type="hidden" name="confirm" value="1">
create connection between %s?
<input class="adminbutton" type="submit" value="confirm">
</form>
""" % (headerstrong(role=name_role, action=name_action, query=0), )
else:
optionalargs = acca.acc_getActionIsOptional(id_action=id_action)
output += '<span class="adminlabel">3. arguments</span><br>'
if optionalargs:
output += """
<p>
<input type="checkbox" name="optional" %s />
create connection without the need for arguments
</p>
""" % (optional and 'checked="checked"' or '', )
allkeys = 1
for key in res_keys:
output += '<span class="adminlabel">%s </span>\n <input class="admin_wvar" type="text" name="%s"' % (key, key)
try:
val = keywords[key] = cleanstring_argumentvalue(keywords[key])
if val: output += 'value="%s" ' % (val, )
else: allkeys = 0
except KeyError: allkeys = 0
output += ' /> <br>\n'
output = output[:-5] + ' <input class="adminbutton" type="submit" value="create entry -->" />\n'
output += '</form>\n'
# ask for confirmation
if allkeys not in ["0", 0] or optional:
keys = keywords.keys()
keys.reverse()
subtitle = 'step 4 - confirm add of authorization\n'
text = """
create connection between <br>
%s <br>
""" % (headerstrong(role=name_role, action=name_action, query=0), )
if optional:
text += 'withouth arguments'
keywords = {}
else:
for key in keys:
text += '<strong>%s</strong>: %s \n' % (key, keywords[key])
output += createhiddenform(action="addauthorization",
text=text,
id_role=id_role,
id_action=id_action,
reverse=reverse,
confirm=1,
optional=optional,
**keywords)
# show existing authorizations
res = acca.acc_findPossibleActions(id_role, id_action)
output += '<p>existing authorizations:</p>'
if res:
output += tupletotable(header=res[0], tuple=res[1:])
# shortcut to modifying authorizations
extra += """
<dl>
<dt><a href="modifyauthorizations?id_role=%s&amp;id_action=%s&amp;reverse=%s">Modify authorizations</a></dt>
<dd>modify the existing authorizations.<dd>
</dl> """ % (id_role, id_action, reverse)
else: output += '<p>no details to show</p>'
# user confirmed to add entries
if confirm:
subtitle = 'step 5 - confirm authorization added'
res1 = acca.acc_addRoleActionArguments_names(name_role=name_role,
name_action=name_action,
arglistid=-1,
optional=optional,
**keywords)
# newentries = ''
if res1:
res2 = acca.acc_findPossibleActions(id_role, id_action)
arg = res1[0][3] # the arglistid
new = [res2[0]]
for row in res2[1:]:
if row[0] == arg: new.append(row)
newauths = tupletotable(header=new[0], tuple=new[1:])
newentries = tupletotable(header=['role id', 'action id', 'argument id', '#'], tuple=res1)
st = 'style="vertical-align: top"'
output += """
<p>new authorization and entries:</p>
<table><tr>
<td class="admintd" %s>%s</td>
<td class="admintd" %s>%s</td>
</tr></table> """ % (st, newauths, st, newentries)
else: output += '<p>sorry, authorization could not be added,<br>it probably already exists</p>'
# trying to put extra link on the right side
try: body = [output, extra]
except NameError: body = [output]
return index(req=req,
title = 'Create entry for new authorization',
subtitle=subtitle,
body=body)
def perform_deleteroleaction(req, id_role="0", id_action="0", reverse=0, confirm=0):
"""delete all connections between a role and an action.
id_role - id of the role
id_action - id of the action
reverse - 0: ask for role first
1: ask for action first"""
if not is_adminuser(req): return mustloginpage(req)
title = 'Remove action from role '
if reverse in ["0", 0]:
# select role -> action
subtitle = 'step 1 - select a role'
output = createroleselect(id_role=id_role,
action="deleteroleaction",
step=1,
roles=acca.acc_getAllRoles(),
reverse=reverse)
if id_role != "0":
rolacts = acca.acc_getRoleActions(id_role=id_role)
subtitle = 'step 2 - select the action'
output += createactionselect(id_action=id_action,
action="deleteroleaction",
step=2,
actions=rolacts,
reverse=reverse,
id_role=id_role,
button="remove connection and all authorizations")
else:
# select action -> role
subtitle = 'step 1 - select an action'
output = createactionselect(id_action=id_action,
action="deleteroleaction",
step=1,
actions=acca.acc_getAllActions(),
reverse=reverse)
if id_action != "0":
actroles = acca.acc_getActionRoles(id_action=id_action)
subtitle = 'step 2 - select the role'
output += createroleselect(id_role=id_role,
action="deleteroleaction",
step=2,
roles=actroles,
button="remove connection and all authorizations",
id_action=id_action,
reverse=reverse)
if id_action != "0" and id_role != "0":
subtitle = 'step 3 - confirm remove of action'
# ask for confirmation
res = acca.acc_findPossibleActions(id_role, id_action)
if res:
output += '<p>authorizations that also will be deleted:</p>'
output += tupletotable(header=res[0], tuple=res[1:])
output += createhiddenform(action="deleteroleaction",
text='remove action %s from %s' % (headerstrong(action=id_action), headerstrong(role=id_role)),
confirm=1,
id_role=id_role,
id_action=id_action,
reverse=reverse)
else:
output += 'no authorizations'
# confirmation is given
if confirm:
subtitle = 'step 4 - confirm remove of action '
res = acca.acc_deleteRoleAction(id_role=id_role, id_action=id_action)
if res:
output += '<p>confirm: removed %s from %s<br>' % (headerstrong(action=id_action), headerstrong(role=id_role))
output += '<strong>%s</strong> entries were removed.</p>' % (res, )
else:
output += '<p>sorry, no entries could be removed.</p>'
return index(req=req,
title=title,
subtitle=subtitle,
body=[output])
def perform_modifyauthorizations(req, id_role="0", id_action="0", reverse=0, confirm=0, errortext='', sel='', authids=[]):
"""given ids of a role and an action, show all possible action combinations
with checkboxes and allow user to access other functions.
id_role - id of the role
id_action - id of the action
reverse - 0: ask for role first
1: ask for action first
sel - which button and modification that is selected
errortext - text to print when no connection exist between role and action
authids - ids of checked checkboxes """
if not is_adminuser(req): return mustloginpage(req)
name_role = acca.acc_getRoleName(id_role)
name_action = acca.acc_getActionName(id_action)
extra = """
<dl>
<dt><a href="addrole">Add new role</a></dt>
<dd>go here to add a new role.</dd>
<dt><a href="addaction">Add new action</a></dt>
<dd>go here to add a new action.</dd>
</dl>
"""
if reverse in ["0", 0]:
# role -> action
subtitle = 'step 1 - select the role'
output = createroleselect(id_role=id_role,
action="modifyauthorizations",
step=1,
roles=acca.acc_getAllRoles(),
reverse=reverse)
if id_role != "0":
rolacts = acca.acc_getRoleActions(id_role=id_role)
subtitle = 'step 2 - select the action'
output += createactionselect(id_action=id_action,
action="modifyauthorizations",
step=2,
actions=rolacts,
id_role=id_role,
reverse=reverse)
else:
# action -> role
subtitle = 'step 1 - select the action'
output = createactionselect(id_action=id_action,
action="modifyauthorizations",
step=1,
actions=acca.acc_getAllActions(),
reverse=reverse)
if id_action != "0":
actroles = acca.acc_getActionRoles(id_action=id_action)
subtitle = 'step 2 - select the role'
output += createroleselect(id_role=id_role,
action="modifyauthorizations",
step=2,
roles=actroles,
id_action=id_action,
reverse=reverse)
if errortext: output += '<p>%s</p>' % (errortext, )
if id_role != "0" and id_action != "0":
# shortcut to modifying authorizations
extra += """
<dl>
<dt><a href="addauthorization?id_role=%s&amp;id_action=%s&amp;reverse=%s">Add authorizations</a></dt>
<dd>Add and authorization to the existing.</dd>
</dl> """ % (id_role, id_action, reverse)
# back to the main area
if type(authids) is not list: authids = [authids]
subtitle = 'step 3 - select groups and modification'
# get info
res = acca.acc_findPossibleActions(id_role, id_action)
# clean the authids
hiddenids = []
if sel in ['delete selected']:
hiddenids = authids[:]
elif sel in ['split groups', 'merge groups']:
for authid in authids:
arghlp = res[int(authid)][0]
if authid not in hiddenids and arghlp not in [-1, '-1', 0, '0']: hiddenids.append(authid)
authids = hiddenids[:]
if confirm:
# do selected modification and output with new authorizations
if sel == 'split groups':
res = splitgroups(id_role, id_action, authids)
elif sel == 'merge groups':
res = mergegroups(id_role, id_action, authids)
elif sel == 'delete selected':
res = deleteselected(id_role, id_action, authids)
authids = []
res = acca.acc_findPossibleActions(id_role, id_action)
output += 'authorizations after <strong>%s</strong>.<br>\n' % (sel, )
elif sel and authids:
output += 'confirm choice of authorizations and modification.<br>\n'
else:
output += 'select authorizations and perform modification.<br>\n'
if not res:
errortext='all connections deleted, try different '
if reverse in ["0", 0]:
return perform_modifyauthorizations(req=req, id_role=id_role, errortext=errortext + 'action.')
else:
return perform_modifyauthorizations(req=req, id_action=id_action, reverse=reverse, errortext=errortext + 'role.')
# display
output += modifyauthorizationsmenu(id_role, id_action, header=res[0], tuple=res[1:], checked=authids, reverse=reverse)
if sel and authids:
# form with hidden authids
output += '<form action="%s" method="POST">\n' % ('modifyauthorizations', )
for hiddenid in hiddenids:
output += '<input type="hidden" name="authids" value="%s" />\n' % (hiddenid, )
# choose what to do
if sel == 'split groups':
output += '<p>split groups containing:</p>'
elif sel == 'merge groups':
output += '<p>merge groups containing:</p>'
elif sel == 'delete selected':
output += '<p>delete selected entries:</p>'
extracolumn = '<input type="checkbox" name="confirm" value="1" />\n'
extracolumn += '<input class="adminbutton" type="submit" value="confirm" />\n'
# show the entries here...
output += tupletotable_onlyselected(header=res[0],
tuple=res[1:],
selected=hiddenids,
extracolumn=extracolumn)
output += '<input type="hidden" name="id_role" value="%s" />\n' % (id_role, )
output += '<input type="hidden" name="id_action" value="%s" />\n' % (id_action, )
output += '<input type="hidden" name="sel" value="%s" />\n' % (sel, )
output += '<input type="hidden" name="reverse" value="%s" />\n' % (reverse, )
output += '</form>'
# tried to perform modification without something selected
elif sel and not authids and not confirm:
output += '<p>no valid groups selected</p>'
# trying to put extra link on the right side
try: body = [output, extra]
except NameError: body = [output]
# Display the page
return index(req=req,
title='Modify Authorizations',
subtitle=subtitle,
body=body)
def modifyauthorizationsmenu(id_role, id_action, tuple=[], header=[], checked=[], reverse=0):
"""create table with header and checkboxes, used for multiple choice.
makes use of tupletotable to add the actual table
id_role - selected role, hidden value in the form
id_action - selected action, hidden value in the form
tuple - all rows to be put in the table (with checkboxes)
header - column headers, empty strings added at start and end
checked - ids of rows to be checked """
if not tuple:
return 'no authorisations...'
argnum = len(acca.acc_getActionKeywords(id_action=id_action))
tuple2 = []
for t in tuple: tuple2.append(t[:])
tuple2 = addcheckboxes(datalist=tuple2, name='authids', startindex=1, checked=checked)
hidden = '<input type="hidden" name="id_role" value="%s" /> \n' % (id_role, )
hidden += '<input type="hidden" name="id_action" value="%s" /> \n' % (id_action, )
hidden += '<input type="hidden" name="reverse" value="%s" /> \n' % (reverse, )
button = '<input type="submit" class="adminbutton" value="delete selected" name="sel" />\n'
if argnum > 1:
button += '<input type="submit" class="adminbutton" value="split groups" name="sel" />\n'
button += '<input type="submit" class="adminbutton" value="merge groups" name="sel" />\n'
hdrstr = ''
for h in [''] + header + ['']: hdrstr += ' <th class="adminheader">%s</th>\n' % (h, )
if hdrstr: hdrstr = ' <tr>\n%s\n </tr>\n' % (hdrstr, )
output = '<form action="modifyauthorizations" method="POST">\n'
output += '<table class="admin_wvar_nomargin"> \n'
output += hdrstr
output += '<tr><td>%s</td></tr>\n' % (hidden, )
output += '<tr>'
for data in tuple2[0]: output += '<td class="admintd">%s</td>\n' % (data,)
output += '<td rowspan="%s" style="vertical-align: bottom">\n%s\n</td>\n' % (len(tuple2), button)
output += '</tr>\n'
for row in tuple2[1:]:
output += ' <tr>\n'
for data in row: output += '<td class="admintd">%s</td>\n' % (data,)
output += ' </tr>\n'
output += '</table>\n</form>\n'
return output
def splitgroups(id_role=0, id_action=0, authids=[]):
"""get all the old ones, gather up the arglistids find a list of
arglistidgroups to be split, unique get all actions in groups outside
of the old ones, (old arglistid is allowed).
show them like in showselect. """
if not id_role or not id_action or not authids:
return 0
# find all the actions
datalist = acca.acc_findPossibleActions(id_role, id_action)
if type(authids) is str: authids = [authids]
for i in range(len(authids)): authids[i] = int(authids[i])
# argumentlistids of groups to be split
splitgrps = []
for authid in authids:
hlp = datalist[authid][0]
if hlp not in splitgrps and authid in range(1,len(datalist)):
splitgrps.append(hlp)
# split groups and return success or failure
result = 1
for splitgroup in splitgrps:
result = 1 and acca.acc_splitArgumentGroup(id_role, id_action, splitgroup)
return result
def mergegroups(id_role=0, id_action=0, authids=[]):
"""get all the old ones, gather up the argauthids find a list
of arglistidgroups to be split, unique get all actions in groups
outside of the old ones, (old arglistid is allowed).
show them like in showselect."""
if not id_role or not id_action or not authids:
return 0
datalist = acca.acc_findPossibleActions(id_role, id_action)
if type(authids) is str: authids = [authids]
for i in range(len(authids)): authids[i] = int(authids[i])
# argumentlistids of groups to be merged
mergegroups = []
for authid in authids:
hlp = datalist[authid][0]
if hlp not in mergegroups and authid in range(1, len(datalist)):
mergegroups.append(hlp)
# merge groups and return success or failure
if acca.acc_mergeArgumentGroups(id_role, id_action, mergegroups):
return 1
else:
return 0
def deleteselected(id_role=0, id_action=0, authids=[]):
"""delete checked authorizations/possible actions, ids in authids.
id_role - role to delete from
id_action - action to delete from
authids - listids for which possible actions to delete."""
if not id_role or not id_action or not authids:
return 0
if type(authids) in [str, int]: authids = [authids]
for i in range(len(authids)): authids[i] = int(authids[i])
result = acca.acc_deletePossibleActions(id_role=id_role,
id_action=id_action,
authids=authids)
return result
def addadminbox(header='', datalist=[], cls="admin_wvar"):
"""used to create table around main data on a page, row based.
header - header on top of the table
datalist - list of the data to be added row by row
cls - possible to select wich css-class to format the look of the table."""
try: per = str(100 // len(datalist)) + '%'
except ZeroDivisionError: per = 1
output = '<table class="%s" ' % (cls, ) + 'width="100%">\n'
output += """
<thead>
<tr>
<th class="adminheaderleft" colspan="%s">%s</th>
</tr>
</thead>
<tbody>
""" % (len(datalist), header)
for row in [datalist]:
output += ' <tr>\n'
for data in row:
output += """
<td style="vertical-align: top; margin-top: 5px; width: %s;">
%s
</td>
""" % (per, data)
output += ' </tr>\n'
output += """
</tbody>
</table>
"""
return output
def addadminbox(header='', datalist=[], cls="admin_wvar"):
"""used to create table around main data on a page, row based.
header - header on top of the table
datalist - list of the data to be added row by row
cls - possible to select wich css-class to format the look of the table."""
if len(datalist) == 1: per = 100
else: per = 75
output = '<table class="%s" ' % (cls, ) + 'width="100%">\n'
output += """
<thead>
<tr>
<th class="adminheaderleft" colspan="%s">%s</th>
</tr>
</thead>
<tbody>
""" % (len(datalist), header)
output += ' <tr>\n'
output += """
<td style="vertical-align: top; margin-top: 5px; width: %s;">
%s
</td>
""" % (per, datalist[0])
if len(datalist) > 1:
output += """
<td style="vertical-align: top; margin-top: 5px; width: %s;">
%s
</td>
""" % ('25%', datalist[1])
output += ' </tr>\n'
output += """
</tbody>
</table>
"""
return output
def adderrorbox(header='', datalist=[]):
"""used to create table around main data on a page, row based"""
try: perc= str(100 // len(datalist)) + '%'
except ZeroDivisionError: perc= 1
output = '<table class="errorbox" width="100%">'
output += '<thead><tr><th class="errorboxheader" colspan="%s">%s</th></tr></thead>' % (len(datalist), header)
output += '<tbody>'
for row in [datalist]:
output += '<tr>'
for data in row:
output += '<td style="vertical-align: top; margin-top: 5px; width: %s;">' % (perc, )
output += data
output += '</td>'
output += '</tr>'
output += '</tbody></table>'
return output
def tupletotable(header=[], tuple=[], start='', end='', extracolumn=''):
"""create html table for a tuple.
header - optional header for the columns
tuple - create table of this
start - text to be added in the beginning, most likely beginning of a form
end - text to be added in the end, mot likely end of a form.
extracolumn - mainly used to put in a button. """
tblstr = ''
for h in header + ['']:
tblstr += ' <th class="adminheader">%s</th>\n' % (h, )
if tblstr: tblstr = ' <tr>\n%s\n </tr>\n' % (tblstr, )
tblstr = start + '<table class="admin_wvar_nomargin">\n' + tblstr
# extra column
try:
extra = '<tr>'
row = tuple[0]
if type(row) not in [int, long, str, dict]:
for data in row: extra += '<td class="admintd">%s</td>\n' % (data,)
else:
extra += ' <td class="admintd">%s</td>\n' % (row, )
extra += '<td rowspan="%s" style="vertical-align: bottom">\n%s\n</td>\n</tr>\n' % (len(tuple), extracolumn)
except IndexError:
extra = ''
tblstr += extra
for row in tuple[1:]:
tblstr += ' <tr>\n'
if type(row) not in [int, long, str, dict]:
for data in row: tblstr += '<td class="admintd">%s</td>\n' % (data,)
else:
tblstr += ' <td class="admintd">%s</td>\n' % (row, )
tblstr += ' </tr> \n'
tblstr += '</table> \n '
tblstr += end
return tblstr
def tupletotable_onlyselected(header=[], tuple=[], selected=[], start='', end='', extracolumn=''):
"""create html table for a tuple.
header - optional header for the columns
tuple - create table of this
selected - indexes of selected rows in the tuple
start - put this in the beginning
end - put this in the beginning
extracolumn - mainly used to put in a button"""
tuple2 = []
for index in selected:
tuple2.append(tuple[int(index)-1])
return tupletotable(header=header,
tuple=tuple2,
start=start,
end=end,
extracolumn=extracolumn)
def addcheckboxes(datalist=[], name='authids', startindex=1, checked=[]):
"""adds checkboxes in front of the listdata.
datalist - add checkboxes in front of this list
name - name of all the checkboxes, values will be associated with this name
startindex - usually 1 because of the header
checked - values of checkboxes to be pre-checked """
if not type(checked) is list: checked = [checked]
for row in datalist:
if 1 or row[0] not in [-1, "-1", 0, "0"]: # always box, check another place
chkstr = str(startindex) in checked and 'checked="checked"' or ''
row.insert(0, '<input type="checkbox" name="%s" value="%s" %s />' % (name, startindex, chkstr))
else:
row.insert(0, '')
startindex += 1
return datalist
def headeritalic(**ids):
"""transform keyword=value pairs to string with value in italics.
**ids - a dictionary of pairs to create string from """
output = ''
value = ''
table = ''
for key in ids.keys():
if key in ['User', 'user']:
value, table = 'email', 'user'
elif key in ['Role', 'role']:
value, table = 'name', 'accROLE'
elif key in ['Action', 'action']:
value, table = 'name', 'accACTION'
else:
if output: output += ' and '
output += ' %s <i>%s</i>' % (key, ids[key])
continue
res = run_sql("""SELECT %s FROM %s WHERE id = %s""" % (value, table, ids[key]))
if res:
if output: output += ' and '
output += ' %s <i>%s</i>' % (key, res[0][0])
return output
def headerstrong(query=1, **ids):
"""transform keyword=value pairs to string with value in strong text.
**ids - a dictionary of pairs to create string from
query - 1 -> try to find names to ids of role, user and action.
0 -> do not try to find names, use the value passed on """
output = ''
value = ''
table = ''
for key in ids.keys():
if key in ['User', 'user']:
value, table = 'email', 'user'
elif key in ['Role', 'role']:
value, table = 'name', 'accROLE'
elif key in ['Action', 'action']:
value, table = 'name', 'accACTION'
else:
if output: output += ' and '
output += ' %s <strong>%s</strong>' % (key, ids[key])
continue
if query:
res = run_sql("""SELECT %s FROM %s WHERE id = %s""" % (value, table, ids[key]))
if res:
if output: output += ' and '
output += ' %s <strong>%s</strong>' % (key, res[0][0])
else:
if output: output += ' and '
output += ' %s <strong>%s</strong>' % (key, ids[key])
return output
def startpage():
"""create the menu for the startpage"""
body = """
<table class="admin_wvar" width="100%s" summary="">
<thead>
<tr>
<th class="adminheaderleft" colspan="2">Selection for Admin <i>%s</i></th>
</tr>
</thead>
<tbody>
<tr>
<td style="vertical-align: top; margin-top: 5px; width: 50%s;">
<dl>
<dt><a href="webaccessadmin.py/rolearea">Role Area</a>
<dd>Main area to configure administration rights and authorization rules.
<dt><a href="webaccessadmin.py/actionarea">Action Area</a>
<dd>Configure administration rights with the actions as starting point.
<dt><a href="webaccessadmin.py/userarea">User Area</a>
<dd>Configure administration rights with the users as starting point.
<dt><a href="webaccessadmin.py/resetarea">Reset Area</a>
<dd>Reset roles, actions and authorizations.
</dl>
</td>
<td style="vertical-align: top; margin-top: 5px; width: 50%s;"> </td>
</tr>
</tbody>
</table>""" % ('%', SUPERADMINROLE, '%', '%')
return body
def perform_simpleauthorization(req, id_role=0, id_action=0):
"""show a page with simple overview of authorizations between a
connected role and action. """
if not is_adminuser(req): return mustloginpage(req)
res = acca.acc_findPossibleActions(id_role, id_action)
if res:
extra = createhiddenform(action='modifyauthorizations',
button='modify authorizations',
id_role=id_role,
id_action=id_action)
output = '<p>authorizations for %s:</p>' % (headerstrong(action=id_action, role=id_role), )
output += tupletotable(header=res[0], tuple=res[1:], extracolumn=extra)
else:
output = 'no details to show'
return index(req=req,
title='Simple authorization details',
subtitle='simple authorization details',
body=[output])
def perform_simpleroleusers(req, id_role=0):
"""show a page with simple overview of a role and connected users. """
if not is_adminuser(req): return mustloginpage(req)
res = acca.acc_getRoleUsers(id_role=id_role)
if res:
users = []
for (id, name, dontcare) in res: users.append([id, name, '<a href="showuserdetails?id_user=%s">show user details</a>'
% (id, )])
output = '<p>users connected to %s:</p>' % (headerstrong(role=id_role), )
output += tupletotable(header=['id', 'name', ''], tuple=users)
else:
output = 'no users connected'
return index(req=req,
title='Simple user details',
subtitle='simple user details',
body=[output])
def createhiddenform(action="", text="", button="confirm", cnfrm='', **hidden):
"""create select with hidden values and submit button
action - name of the action to perform on submit
text - additional text, can also be used to add non hidden input
button - value/caption on the submit button
cnfrm - if given, must check checkbox to confirm
**hidden - dictionary with name=value pairs for hidden input """
output = '<form action="%s" method="POST">\n' % (action, )
output += '<table>\n<tr><td>'
output += text
if cnfrm:
output += ' <input type="checkbox" name="confirm" value="1" />'
for key in hidden.keys():
output += ' <input type="hidden" name="%s" value="%s" />\n' % (key, hidden[key])
output += '</td><td style="vertical-align: bottom">'
output += ' <input class="adminbutton" type="submit" value="%s" />\n' % (button, )
output += '</td></tr></table>'
output += '</form>\n'
return output
def createselect(id_input="0", label="", step=0, name="",
action="", list=[], extralist=[],
button="", **hidden):
"""create form with select and hidden values
id - the one to choose as selected if exists
label - label shown to the left of the select
name - the name of the select on which to reference it
list - primary list to select from
extralist - list of options to be put in paranthesis
button - the value/text to be put on the button
**hidden - name=value pairs to be put as hidden in the form. """
step = step and '%s. ' % step or ''
output = '<form action="%s" method="POST">\n' % (action, )
output += ' <span class="adminlabel">%s</span>\n' % (step + label, )
output += ' <select name="%s" class="admin_w200">\n' % (name, )
if not list and not extralist:
output += ' <option value="0">no %ss to select from</option>\n' % (label.split()[-1], )
else:
output += ' <option value="0">%s</option>\n' % (label, )
for (id, email, dontcare) in list:
if str(id) == id_input: output += ' <option value="%s" selected="selected">%s</option>\n' % (id, email)
else: output += ' <option value="%s">%s</option>\n' % (id, email)
for (id, email, dontcare) in extralist:
if str(id) == id_input: output += ' <option value="%s" selected="selected">(%s)</option>\n' % (id, email)
else: output += ' <option value="%s">(%s)</option>\n' % (id, email)
output += ' </select>\n'
for key in hidden.keys():
output += ' <input type="hidden" name="%s" value="%s" />\n' % (key, hidden[key])
output += ' <input class="adminbutton" type="submit" value="%s" />\n' % (button, )
output += '</form>\n'
return output
def createactionselect(id_action="0", label="select action", step=0, name="id_action",
action="", actions=[], extraactions=[],
button="select action", **hidden):
"""create a select for roles in a form. see createselect."""
return createselect(id_input=id_action, label=label, step=step, name=name,
action=action, list=actions, extralist=extraactions,
button=button, **hidden)
def createroleselect(id_role="0", label="select role", step=0, name="id_role",
action="", roles=[], extraroles=[],
button="select role", **hidden):
"""create a select for roles in a form. see createselect."""
return createselect(id_input=id_role, label=label, step=step, name=name,
action=action, list=roles, extralist=extraroles,
button=button, **hidden)
def createuserselect(id_user="0", label="select user", step=0, name="id_user",
action="", users=[], extrausers=[],
button="select user", **hidden):
"""create a select for users in a form.see createselect."""
return createselect(id_input=id_user, label=label, step=step, name=name,
action=action, list=users, extralist=extrausers,
button=button, **hidden)
def cleanstring(str='', comma=0):
"""clean all the strings before submitting to access control admin.
remove characters not letter, number or underscore, also remove leading
underscores and numbers. return cleaned string.
str - string to be cleaned
comma - 1 -> allow the comma to divide multiple arguments
0 -> wash commas as well """
# remove not allowed characters
str = re.sub(r'[^a-zA-Z0-9_,]', '', str)
# split string on commas
items = str.split(',')
str = ''
for item in items:
if not item: continue
if comma and str: str += ','
# create valid variable names
str += re.sub(r'^([0-9_])*', '', item)
return str
def cleanstring_argumentvalue(str=''):
"""clean the value of an argument before submitting it.
allowed characters: a-z A-Z 0-9 _ and space
str - string to be cleaned """
# remove not allowed characters
str = re.sub(r'[^a-zA-Z0-9_ .]', '', str)
# trim leading and ending spaces
str = re.sub(r'^ *| *$', '', str)
return str
def cleanstring_email(str=''):
"""clean the string and return a valid email address.
str - string to be cleaned """
# remove not allowed characters
str = re.sub(r'[^a-zA-Z0-9_.@]', '', str)
return str
def check_email(str=''):
"""control that submitted emails are correct.
this little check is not very good, but better than nothing. """
r = re.compile(r'(.)+\@(.)+\.(.)+')
return r.match(str) and 1 or 0
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