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annotate rhodecode/model/notification.py @ 1722:e7eef7a1db6a beta

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#235 forking page repo group selection - group is selected as parent repo - refactoring of session behavior to get more atomic operations in models
author Marcin Kuzminski <marcin@python-works.com>
date Sat, 26 Nov 2011 00:11:32 +0200
parents 7ff304d3028f
children 64e91067b996
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1 # -*- coding: utf-8 -*-
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2 """
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3 rhodecode.model.notification
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4 ~~~~~~~~~~~~~~
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5
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6 Model for notifications
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7
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8
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9 :created_on: Nov 20, 2011
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10 :author: marcink
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11 :copyright: (C) 2009-2011 Marcin Kuzminski <marcin@python-works.com>
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12 :license: GPLv3, see COPYING for more details.
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13 """
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14 # This program is free software: you can redistribute it and/or modify
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15 # it under the terms of the GNU General Public License as published by
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16 # the Free Software Foundation, either version 3 of the License, or
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17 # (at your option) any later version.
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18 #
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19 # This program is distributed in the hope that it will be useful,
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20 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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21 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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22 # GNU General Public License for more details.
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23 #
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24 # You should have received a copy of the GNU General Public License
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25 # along with this program. If not, see <http://www.gnu.org/licenses/>.
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26
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27 import os
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28 import logging
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29 import traceback
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30 import datetime
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31
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32 from pylons import config
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33 from pylons.i18n.translation import _
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34
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35 from rhodecode.lib import helpers as h
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36 from rhodecode.model import BaseModel
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37 from rhodecode.model.db import Notification, User, UserNotification
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38
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39 log = logging.getLogger(__name__)
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40
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41
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42 class NotificationModel(BaseModel):
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43
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44
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45 def __get_user(self, user):
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46 if isinstance(user, basestring):
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47 return User.get_by_username(username=user)
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48 else:
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49 return self._get_instance(User, user)
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50
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51 def __get_notification(self, notification):
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52 if isinstance(notification, Notification):
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53 return notification
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54 elif isinstance(notification, int):
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55 return Notification.get(notification)
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56 else:
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57 if notification:
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58 raise Exception('notification must be int or Instance'
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59 ' of Notification got %s' % type(notification))
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60
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61
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62 def create(self, created_by, subject, body, recipients,
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63 type_=Notification.TYPE_MESSAGE):
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64 """
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65
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66 Creates notification of given type
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67
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68 :param created_by: int, str or User instance. User who created this
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69 notification
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70 :param subject:
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71 :param body:
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72 :param recipients: list of int, str or User objects
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73 :param type_: type of notification
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74 """
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75 from rhodecode.lib.celerylib import tasks, run_task
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76
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77 if not getattr(recipients, '__iter__', False):
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78 raise Exception('recipients must be a list of iterable')
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79
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80 created_by_obj = self.__get_user(created_by)
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81
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82 recipients_objs = []
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83 for u in recipients:
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84 obj = self.__get_user(u)
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85 if obj:
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86 recipients_objs.append(obj)
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87 recipients_objs = set(recipients_objs)
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88
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89 notif = Notification.create(created_by=created_by_obj, subject=subject,
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90 body=body, recipients=recipients_objs,
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91 type_=type_)
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92
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93
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94 # send email with notification
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95 for rec in recipients_objs:
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96 email_subject = NotificationModel().make_description(notif, False)
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97 type_ = EmailNotificationModel.TYPE_CHANGESET_COMMENT
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98 email_body = body
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99 email_body_html = EmailNotificationModel()\
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100 .get_email_tmpl(type_, **{'subject':subject,
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101 'body':h.rst(body)})
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102 run_task(tasks.send_email, rec.email, email_subject, email_body,
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103 email_body_html)
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104
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105 return notif
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106
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107 def delete(self, user, notification):
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108 # we don't want to remove actual notification just the assignment
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109 try:
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110 notification = self.__get_notification(notification)
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111 user = self.__get_user(user)
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112 if notification and user:
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113 obj = UserNotification.query()\
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114 .filter(UserNotification.user == user)\
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115 .filter(UserNotification.notification
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116 == notification)\
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117 .one()
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118 self.sa.delete(obj)
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119 return True
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120 except Exception:
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121 log.error(traceback.format_exc())
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122 raise
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123
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124 def get_for_user(self, user):
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125 user = self.__get_user(user)
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126 return user.notifications
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127
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128 def get_unread_cnt_for_user(self, user):
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129 user = self.__get_user(user)
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130 return UserNotification.query()\
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131 .filter(UserNotification.read == False)\
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132 .filter(UserNotification.user == user).count()
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133
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134 def get_unread_for_user(self, user):
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135 user = self.__get_user(user)
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136 return [x.notification for x in UserNotification.query()\
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137 .filter(UserNotification.read == False)\
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138 .filter(UserNotification.user == user).all()]
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139
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140 def get_user_notification(self, user, notification):
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141 user = self.__get_user(user)
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142 notification = self.__get_notification(notification)
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143
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144 return UserNotification.query()\
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145 .filter(UserNotification.notification == notification)\
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146 .filter(UserNotification.user == user).scalar()
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147
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148 def make_description(self, notification, show_age=True):
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149 """
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150 Creates a human readable description based on properties
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151 of notification object
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152 """
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153
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154 _map = {notification.TYPE_CHANGESET_COMMENT:_('commented on commit'),
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155 notification.TYPE_MESSAGE:_('sent message'),
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156 notification.TYPE_MENTION:_('mentioned you')}
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157 DATETIME_FORMAT = "%Y-%m-%d %H:%M:%S"
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158
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159 tmpl = "%(user)s %(action)s %(when)s"
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160 if show_age:
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161 when = h.age(notification.created_on)
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162 else:
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163 DTF = lambda d: datetime.datetime.strftime(d, DATETIME_FORMAT)
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164 when = DTF(notification.created_on)
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165 data = dict(user=notification.created_by_user.username,
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166 action=_map[notification.type_],
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167 when=when)
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168 return tmpl % data
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169
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170
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171 class EmailNotificationModel(BaseModel):
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172
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173 TYPE_CHANGESET_COMMENT = 'changeset_comment'
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174 TYPE_PASSWORD_RESET = 'passoword_link'
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175 TYPE_REGISTRATION = 'registration'
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176 TYPE_DEFAULT = 'default'
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177
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178 def __init__(self):
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179 self._template_root = config['pylons.paths']['templates'][0]
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180
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181 self.email_types = {
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182 self.TYPE_CHANGESET_COMMENT:'email_templates/changeset_comment.html',
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183 self.TYPE_PASSWORD_RESET:'email_templates/password_reset.html',
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184 self.TYPE_REGISTRATION:'email_templates/registration.html',
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185 self.TYPE_DEFAULT:'email_templates/default.html'
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186 }
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187
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188 def get_email_tmpl(self, type_, **kwargs):
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189 """
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190 return generated template for email based on given type
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191
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192 :param type_:
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193 """
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194 base = self.email_types.get(type_, self.TYPE_DEFAULT)
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195
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196 lookup = config['pylons.app_globals'].mako_lookup
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197 email_template = lookup.get_template(base)
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198 # translator inject
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199 _kwargs = {'_':_}
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200 _kwargs.update(kwargs)
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201 log.debug('rendering tmpl %s with kwargs %s' % (base, _kwargs))
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202 return email_template.render(**_kwargs)
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203
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204