| 1 | # GNU MediaGoblin -- federated, autonomous media hosting |
| 2 | # Copyright (C) 2011, 2012 MediaGoblin contributors. See AUTHORS. |
| 3 | # |
| 4 | # This program is free software: you can redistribute it and/or modify |
| 5 | # it under the terms of the GNU Affero General Public License as published by |
| 6 | # the Free Software Foundation, either version 3 of the License, or |
| 7 | # (at your option) any later version. |
| 8 | # |
| 9 | # This program is distributed in the hope that it will be useful, |
| 10 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | # GNU Affero General Public License for more details. |
| 13 | # |
| 14 | # You should have received a copy of the GNU Affero General Public License |
| 15 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 16 | |
| 17 | import logging |
| 18 | |
| 19 | import six |
| 20 | |
| 21 | from itsdangerous import BadSignature |
| 22 | |
| 23 | from mediagoblin import messages, mg_globals |
| 24 | from mediagoblin.db.models import User, Privilege |
| 25 | from mediagoblin.tools.crypto import get_timed_signer_url |
| 26 | from mediagoblin.decorators import auth_enabled, allow_registration |
| 27 | from mediagoblin.tools.response import render_to_response, redirect, render_404 |
| 28 | from mediagoblin.tools.translate import pass_to_ugettext as _ |
| 29 | from mediagoblin.tools.mail import email_debug_message |
| 30 | from mediagoblin.tools.pluginapi import hook_handle |
| 31 | from mediagoblin.auth.tools import (send_verification_email, register_user, |
| 32 | check_login_simple) |
| 33 | |
| 34 | _log = logging.getLogger(__name__) |
| 35 | |
| 36 | |
| 37 | @allow_registration |
| 38 | @auth_enabled |
| 39 | def register(request): |
| 40 | """The registration view. |
| 41 | |
| 42 | Note that usernames will always be lowercased. Email domains are lowercased while |
| 43 | the first part remains case-sensitive. |
| 44 | """ |
| 45 | if 'pass_auth' not in request.template_env.globals: |
| 46 | redirect_name = hook_handle('auth_no_pass_redirect') |
| 47 | if redirect_name: |
| 48 | return redirect(request, 'mediagoblin.plugins.{0}.register'.format( |
| 49 | redirect_name)) |
| 50 | else: |
| 51 | return redirect(request, 'index') |
| 52 | |
| 53 | register_form = hook_handle("auth_get_registration_form", request) |
| 54 | |
| 55 | if request.method == 'POST' and register_form.validate(): |
| 56 | # TODO: Make sure the user doesn't exist already |
| 57 | user = register_user(request, register_form) |
| 58 | |
| 59 | if user: |
| 60 | # redirect the user to their homepage... there will be a |
| 61 | # message waiting for them to verify their email |
| 62 | return redirect( |
| 63 | request, 'mediagoblin.user_pages.user_home', |
| 64 | user=user.username) |
| 65 | |
| 66 | return render_to_response( |
| 67 | request, |
| 68 | 'mediagoblin/auth/register.html', |
| 69 | {'register_form': register_form, |
| 70 | 'post_url': request.urlgen('mediagoblin.auth.register')}) |
| 71 | |
| 72 | |
| 73 | @auth_enabled |
| 74 | def login(request): |
| 75 | """ |
| 76 | MediaGoblin login view. |
| 77 | |
| 78 | If you provide the POST with 'next', it'll redirect to that view. |
| 79 | """ |
| 80 | if 'pass_auth' not in request.template_env.globals: |
| 81 | redirect_name = hook_handle('auth_no_pass_redirect') |
| 82 | if redirect_name: |
| 83 | return redirect(request, 'mediagoblin.plugins.{0}.login'.format( |
| 84 | redirect_name)) |
| 85 | else: |
| 86 | return redirect(request, 'index') |
| 87 | |
| 88 | login_form = hook_handle("auth_get_login_form", request) |
| 89 | |
| 90 | login_failed = False |
| 91 | |
| 92 | if request.method == 'POST': |
| 93 | |
| 94 | if login_form.validate(): |
| 95 | user = check_login_simple( |
| 96 | login_form.username.data, |
| 97 | login_form.password.data) |
| 98 | |
| 99 | if user: |
| 100 | # set up login in session |
| 101 | if login_form.stay_logged_in.data: |
| 102 | request.session['stay_logged_in'] = True |
| 103 | request.session['user_id'] = six.text_type(user.id) |
| 104 | request.session.save() |
| 105 | |
| 106 | if request.form.get('next'): |
| 107 | return redirect(request, location=request.form['next']) |
| 108 | else: |
| 109 | return redirect(request, "index") |
| 110 | |
| 111 | login_failed = True |
| 112 | remote_addr = (request.access_route and request.access_route[-1] |
| 113 | or request.remote_addr) |
| 114 | _log.warn("Failed login attempt from %r", remote_addr) |
| 115 | |
| 116 | return render_to_response( |
| 117 | request, |
| 118 | 'mediagoblin/auth/login.html', |
| 119 | {'login_form': login_form, |
| 120 | 'next': request.GET.get('next') or request.form.get('next'), |
| 121 | 'login_failed': login_failed, |
| 122 | 'post_url': request.urlgen('mediagoblin.auth.login'), |
| 123 | 'allow_registration': mg_globals.app_config["allow_registration"]}) |
| 124 | |
| 125 | |
| 126 | def logout(request): |
| 127 | # Maybe deleting the user_id parameter would be enough? |
| 128 | request.session.delete() |
| 129 | |
| 130 | return redirect(request, "index") |
| 131 | |
| 132 | |
| 133 | def verify_email(request): |
| 134 | """ |
| 135 | Email verification view |
| 136 | |
| 137 | validates GET parameters against database and unlocks the user account, if |
| 138 | you are lucky :) |
| 139 | """ |
| 140 | # If we don't have userid and token parameters, we can't do anything; 404 |
| 141 | if not 'token' in request.GET: |
| 142 | return render_404(request) |
| 143 | |
| 144 | # Catch error if token is faked or expired |
| 145 | try: |
| 146 | token = get_timed_signer_url("mail_verification_token") \ |
| 147 | .loads(request.GET['token'], max_age=10*24*3600) |
| 148 | except BadSignature: |
| 149 | messages.add_message( |
| 150 | request, |
| 151 | messages.ERROR, |
| 152 | _('The verification key or user id is incorrect.')) |
| 153 | |
| 154 | return redirect( |
| 155 | request, |
| 156 | 'index') |
| 157 | |
| 158 | user = User.query.filter_by(id=int(token)).first() |
| 159 | |
| 160 | if user and user.has_privilege(u'active') is False: |
| 161 | user.verification_key = None |
| 162 | user.all_privileges.append( |
| 163 | Privilege.query.filter( |
| 164 | Privilege.privilege_name==u'active').first()) |
| 165 | |
| 166 | user.save() |
| 167 | |
| 168 | messages.add_message( |
| 169 | request, |
| 170 | messages.SUCCESS, |
| 171 | _("Your email address has been verified. " |
| 172 | "You may now login, edit your profile, and submit images!")) |
| 173 | else: |
| 174 | messages.add_message( |
| 175 | request, |
| 176 | messages.ERROR, |
| 177 | _('The verification key or user id is incorrect')) |
| 178 | |
| 179 | return redirect( |
| 180 | request, 'mediagoblin.user_pages.user_home', |
| 181 | user=user.username) |
| 182 | |
| 183 | |
| 184 | def resend_activation(request): |
| 185 | """ |
| 186 | The reactivation view |
| 187 | |
| 188 | Resend the activation email. |
| 189 | """ |
| 190 | |
| 191 | if request.user is None: |
| 192 | messages.add_message( |
| 193 | request, |
| 194 | messages.ERROR, |
| 195 | _('You must be logged in so we know who to send the email to!')) |
| 196 | |
| 197 | return redirect(request, 'mediagoblin.auth.login') |
| 198 | |
| 199 | if request.user.has_privilege(u'active'): |
| 200 | messages.add_message( |
| 201 | request, |
| 202 | messages.ERROR, |
| 203 | _("You've already verified your email address!")) |
| 204 | |
| 205 | return redirect(request, "mediagoblin.user_pages.user_home", user=request.user.username) |
| 206 | |
| 207 | email_debug_message(request) |
| 208 | send_verification_email(request.user, request) |
| 209 | |
| 210 | messages.add_message( |
| 211 | request, |
| 212 | messages.INFO, |
| 213 | _('Resent your verification email.')) |
| 214 | return redirect( |
| 215 | request, 'mediagoblin.user_pages.user_home', |
| 216 | user=request.user.username) |