1 from datetime import datetime |
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2 from django.contrib.auth.models import User |
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3 from pytask.taskapp.models import Notification, RIGHTS_CHOICES |
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4 |
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5 def create_notification(role, sent_to, sent_from=None, reply=None, task=None, remarks=None, requested_by=None, receiving_user=None, pynts=None): |
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6 """ |
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7 creates a notification based on the passed arguments. |
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8 role: role of the notification - look at choices in models |
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9 sent_to: a user to which the notification is to be sent |
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10 sent_from : a user from which the message has originated |
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11 A user who approves/rejects in case of request |
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12 A reviewer who closes/complets the task |
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13 reply: A boolean |
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14 task: a task if applicable |
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15 requested_by: a user makes the request |
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16 A reviewer who assigns pynts in case of pynts |
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17 A reviewer who requests to act as a reviewer |
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18 remarks: any remarks for rejecting |
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19 receiving_user: user receiving pynts |
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20 pynts: the obvious |
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21 """ |
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22 |
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23 notification = Notification(sent_date = datetime.now()) |
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24 notification.role = role |
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25 notification.sent_to = sent_to |
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26 notification.save() |
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27 |
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28 if role == "PY": |
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29 |
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30 notification.sent_from = sent_from |
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31 notification.task = task |
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32 notification.pynts = pynts |
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33 |
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34 task_url= '<a href="/task/view/tid=%s">%s</a>'%(task.id, task.title) |
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35 pynts_url = '<a href="/task/assignpynts/tid=%s">%s</a>'%(task.id, "click here") |
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36 reviewer_url = '<a href="/user/view/uid=%s">%s</a>'%(requested_by.id, requested_by.username) |
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37 admin_url = '<a href="/user/view/uid=%s">%s</a>'%(sent_from.id, sent_from.username) |
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38 user_url = '<a href="/user/view/uid=%s">%s</a>'%(receiving_user.id, receiving_user.username) |
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39 |
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40 if reply: |
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41 notification.sub = "Approved request for assign of pynts for %s"%task.title[:20] |
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42 notification.message = """ Request made by %s to assign %s pynts to %s for the task %s has been approved by %s<br /> |
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43 %s if you want the view/assign pynts page of the task.<br />"""%(reviewer_url, pynts, user_url, task_url, admin_url, pynts_url) |
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44 |
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45 else: |
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46 notification.sub = "Rejected request for assign of pynts for %s"%task.title[:20] |
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47 notification.message = """ Request made by %s to assign %s pynts to %s for the task %s has been rejected by %s.<br /> """%(reviewer_url, pynts, user_url, task_url, admin_url) |
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48 if remarks: |
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49 notification.remarks = remarks |
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50 notification.message += "Reason: %s<br />"%remarks |
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51 notification.message += "<br />" |
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52 |
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53 elif role == "MT": |
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54 |
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55 notification.task = task |
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56 notification.sent_from = sent_from |
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57 |
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58 task_url= '<a href="/task/view/tid=%s">%s</a>'%(task.id, task.title) |
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59 requested_reviewer_url = '<a href="/user/view/uid=%s">%s</a>'%(requested_by.id, requested_by.username) |
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60 new_reviewer = sent_from |
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61 new_reviewer_url = '<a href="/user/view/uid=%s">%s</a>'%(new_reviewer.id, new_reviewer.username) |
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62 |
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63 if reply: |
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64 notification.sub = "New reviewer for the task %s"%task.title[:20] |
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65 notification.message = "%s has accepted the request made by %s, asking him act as a reviewer for the task %s<br />"%(new_reviewer_url, requested_reviewer_url, task_url) |
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66 notification.message += "He can be contacted on %s"%new_reviewer.email |
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67 |
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68 else: |
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69 notification.sub = "%s rejected request to act as a reviewer"%new_reviewer.username |
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70 notification.message = "%s has rejected your request asking him to act as a reviewer for %s.<br />"%(new_reviewer_url, task_url) |
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71 if remarks: |
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72 notification.remarks = remarks |
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73 notification.message += "Remarks: %s<br />"%remarks |
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74 |
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75 elif role in ["DV", "MG", "AD"]: |
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76 |
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77 notification.sent_from = sent_from |
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78 accepting_user = sent_from |
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79 user_url = '<a href="/user/view/uid=%s">%s</a>'%(accepting_user.id, accepting_user.username) ## i mean the user who has accepted it |
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80 requested_by_url = '<a href="/user/view/uid=%s">%s</a>'%(requested_by.id, requested_by.username) |
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81 role_rights = dict(RIGHTS_CHOICES)[role] |
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82 role_learn_url = "/about/%s"%role_rights.lower() |
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83 a_or_an = "an" if role_rights == "AD" else "a" |
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84 |
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85 if reply: |
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86 notification.sub = "New %s for the site"%role_rights |
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87 notification.message = "%s has accepted request made by %s asking him to act as %s %s for the website.<br />"%(user_url, requested_by_url, a_or_an, role_rights) |
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88 else: |
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89 notification.sub = "Rejected your request to act as %s"%role_rights |
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90 notification.message = "%s has rejected your request asking him to act as %s %s.<br />"%(user_url, a_or_an, role_rights) |
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91 if remarks: |
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92 notification.remarks = remarks |
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93 notification.message += "Remarks: %s<br />"%remarks |
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94 |
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95 elif role == "NT": |
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96 |
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97 notification.task = task |
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98 new_reviewer = sent_to |
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99 reviewer_learn_url = '<sup><a href="/about/reviewer/">learn more</a></sup>' |
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100 task_url= '<a href="/task/view/tid=%s">%s</a>'%(task.id, task.title) |
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101 |
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102 notification.sub = "You are reviewering the task %s"%task.title[:20] |
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103 notification.message = "You have accepted to act as a reviewer%s for the task %s.<br />"%(reviewer_learn_url, task_url) |
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104 notification.message += " Here is a list of other reviewers and their email addresses.<br /> <ul>" |
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105 |
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106 for a_reviewer in task.reviewers.exclude(id=new_reviewer.id): |
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107 notification.message += "<li> %s - %s </li>"%(a_reviewer.username, a_reviewer.email) |
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108 notification.message += "</ul>" |
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109 |
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110 working_users = task.assigned_users.all() |
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111 if working_users: |
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112 notification.message += "List of users working on the task.<br />" |
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113 notification.message += "<ul>" |
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114 for a_user in working_users: |
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115 notification.message += "<li> %s - %s </li>"%(a_user.username, a_user.email) |
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116 notification.message += "</ul><br />" |
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117 notification.message += "Happy Reviewering." |
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118 |
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119 elif role == "NU": |
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120 |
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121 start_here_url = '<a href="/about/starthere/" taget="_blank">click here</a>' |
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122 notification.sub = "Welcome %s"%sent_to.username |
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123 notification.message = "Welcome to PyTasks %s.<br />"%sent_to.username |
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124 notification.message += "%s to know more."%start_here_url |
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125 |
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126 elif role in ["ND", "NG", "NA"]: |
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127 |
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128 rights_dict = dict(RIGHTS_CHOICES) |
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129 |
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130 if role == "ND": |
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131 role_rights = rights_dict["DV"] |
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132 elif role == "NG": |
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133 role_rights = rights_dict["MG"] |
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134 elif role == "NA": |
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135 role_rights = rights_dict["AD"] |
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136 |
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137 requested_by_url = r'<a href="/user/view/uid=%s">%s</a>'%(requested_by.id, requested_by.username) |
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138 role_learn_url = r'<a href="/about/%s" target="_blank">click here</a>'%role_rights.lower() |
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139 a_or_an = "an" if role_rights == "Admin" else "a" |
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140 |
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141 notification.sub = "You are now %s %s"%(a_or_an, role_rights) |
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142 notification.message = r"You have accepted the request made by %s asking you to act as %s %s in the site "%(requested_by_url, a_or_an, role_rights) |
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143 notification.message += "and you are now %s %s in the site.<br /> %s to learn more on %s."%(a_or_an, role_rights, role_learn_url, role_rights) |
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144 |
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145 |
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146 elif role in ["CM", "CD"]: |
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147 |
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148 notification.sent_from = sent_from |
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149 notification.role = role |
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150 notification.task = task |
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151 notification.remarks = remarks |
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152 |
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153 reviewer = sent_from |
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154 reviewer_url = '<a href="/user/view/uid=%s">%s</a>'%(reviewer.id, reviewer.username) |
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155 task_url= '<a href="/task/view/tid=%s">%s</a>'%(task.id, task.title) |
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156 |
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157 if role == "CM": |
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158 notification.sub = "%s has been marked complete"%task.title |
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159 notification.message = "The task %s has been marked complete by %s.<br />"%(task_url, reviewer_url) |
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160 |
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161 elif role == "CD": |
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162 notification.sub = "%s has been closed"%task.title |
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163 notification.message = "The task %s has been closed by %s.<br />"%(task_url, reviewer_url) |
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164 |
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165 if remarks: |
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166 notification.remarks = remarks |
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167 notification.message += "<b>Remarks:</b> %s"%remarks |
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168 |
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169 elif role == "AU": |
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170 |
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171 notification.task = task |
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172 notification.sent_from = sent_from |
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173 added_user = sent_to |
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174 reviewer = sent_from |
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175 assigned_by_url = '<a href="/user/view/uid=%s">%s</a>'%(reviewer.id, reviewer.username) |
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176 task_url= '<a href="/task/view/tid=%s">%s</a>'%(task.id, task.title) |
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177 |
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178 notification.sub = "Your claim for the task %s accepted."%task.title[:20] |
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179 notification.message = "You have been selected to work on the task %s by %s.<br />"%(task_url, assigned_by_url) |
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180 notification.message += "You can now start working on the task and will be pynted by the reviewers for your work.<br />" |
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181 |
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182 notification.message += " Here is a list of reviewers for the task and their email addresses.<br /> <ul>" |
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183 for a_reviewer in task.reviewers.all(): |
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184 notification.message += "<li> %s - %s </li>"%(a_reviewer.username, a_reviewer.email) |
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185 notification.message += "</ul>" |
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186 |
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187 working_users = task.assigned_users.exclude(id=added_user.id) |
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188 if working_users: |
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189 notification.message += "List of other users working on the task.<br />" |
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190 notification.message += "<ul>" |
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191 for a_user in working_users: |
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192 notification.message += "<li> %s - %s </li>"%(a_user.username, a_user.email) |
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193 notification.message += "</ul><br />" |
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194 |
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195 elif role == "RU": |
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196 |
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197 notification.task = task |
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198 notification.sent_from = sent_from |
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199 removed_user = sent_to |
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200 reviewer = sent_from |
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201 removed_by_url = '<a href="/user/view/uid=%s">%s</a>'%(reviewer.id, reviewer.username) |
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202 task_url = '<a href="/task/view/tid=%s">%s</a>'%(task.id, task.title) |
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203 claim_url = '<a href="/task/claim/tid=%s">%s</a>'%(task.id, "clicking here") |
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204 |
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205 notification.sub = "You have been removed from working users of %s"%task.title[:20] |
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206 notification.message = "%s has removed you from the working users list of %s.<br />"%(removed_by_url, task_url) |
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207 notification.message += "if you want to work on the task again, you can claim the task by %s.<br />"%claim_url |
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208 if remarks: |
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209 notification.remarks = remarks |
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210 notification.message += "<b>Reason: </b>%s"%(remarks) |
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211 |
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212 elif role == "DL": |
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213 |
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214 notification.sent_from = sent_from |
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215 notification.task = task |
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216 deleted_by_url = '<a href="/user/view/uid=%s">%s</a>'%(sent_from.id, sent_from.username) |
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217 |
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218 notification.sub = "Task deleted" |
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219 notification.message = 'The unpublished task "%s" viewable by you has been deleted by its creator %s.<br />'%(task.title, deleted_by_url) |
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220 |
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221 if remarks: |
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222 notification.remarks = remarks |
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223 notification.message += "<b>Reason: </b>%s"%remarks |
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224 |
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225 elif role == "CL": |
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226 |
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227 notification.sent_from = sent_from |
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228 notification.task = task |
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229 notification.remarks = remarks |
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230 |
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231 claimed_by_url = '<a href="/user/view/uid=%s">%s</a>'%(sent_from.id, sent_from.username) |
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232 claim_url = '<a href="/task/claim/tid=%s">claim</a>'%(task.id) |
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233 task_url = '<a href="/task/view/tid=%s">%s</a>'%(task.id, task.title) |
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234 |
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235 notification.sub = 'New claim for the task "%s"'%(task.title[:20]) |
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236 notification.message = '%s has submitted a %s for the task "%s" reviewered by you.<br />'%(claimed_by_url, claim_url, task_url) |
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237 notification.message += '<b>Claim proposal:</b> %s'%(remarks) |
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238 |
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239 |
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240 |
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241 notification.save() |
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242 |
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243 def mark_notification_read(notification_id): |
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244 """ |
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245 makes a notification identified by the notification_id read. |
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246 arguments: |
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247 notification_id - a number denoting the id of the Notification object |
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248 """ |
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249 try: |
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250 notification = Notification.objects.get(id = notification_id) |
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251 except Notification.DoesNotExist: |
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252 return False |
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253 notification.is_read = True |
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254 notification.save() |
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255 return True |
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256 |
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257 def delete_notification(notification_id): |
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258 """ |
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259 deletes a notification identified by the notification_id. |
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260 arguments: |
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261 notification_id - a number denoting the id of the Notification object |
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262 """ |
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263 try: |
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264 notification = Notification.objects.get(id = notification_id) |
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265 except Notification.DoesNotExist: |
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266 return False |
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267 notification.is_deleted = True |
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268 notification.save() |
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269 return True |
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270 |
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271 def get_notification(nid, user): |
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272 """ if notification exists, and belongs to the current user, return it. |
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273 else return None. |
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274 """ |
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275 |
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276 user_notifications = user.notification_sent_to.filter(is_deleted=False).order_by('sent_date') |
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277 current_notifications = user_notifications.filter(id=nid) |
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278 if user_notifications: |
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279 current_notification = current_notifications[0] |
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280 |
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281 try: |
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282 newer_notification = current_notification.get_next_by_sent_date(sent_to=user, is_deleted=False) |
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283 newest_notification = user_notifications.reverse()[0] |
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284 if newest_notification == newer_notification: |
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285 newest_notification = None |
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286 except Notification.DoesNotExist: |
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287 newest_notification, newer_notification = None, None |
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288 |
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289 try: |
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290 older_notification = current_notification.get_previous_by_sent_date(sent_to=user, is_deleted=False) |
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291 oldest_notification = user_notifications[0] |
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292 if oldest_notification == older_notification: |
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293 oldest_notification = None |
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294 except: |
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295 oldest_notification, older_notification = None, None |
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296 |
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297 return newest_notification, newer_notification, current_notification, older_notification, oldest_notification |
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298 |
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299 else: |
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300 return None, None, None, None, None |
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