Mercurial > gemma

annotate pkg/models/user.go @ 5415:4ad68ab239b7 marking-single-beam

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Factored creation of default class breaks in SR import to be reused with markings, too.
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Wed, 07 Jul 2021 12:01:28 +0200
parents 45b03e8ca47e
children 59cbd1b48c3a
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1017
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1 // This is Free Software under GNU Affero General Public License v >= 3.0
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2 // without warranty, see README.md and license for details.
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3 //
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4 // SPDX-License-Identifier: AGPL-3.0-or-later
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5 // License-Filename: LICENSES/AGPL-3.0.txt
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6 //
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7 // Copyright (C) 2018 by via donau
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8 // – Österreichische Wasserstraßen-Gesellschaft mbH
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9 // Software engineering by Intevation GmbH
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10 //
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11 // Author(s):
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12 // * Sascha L. Teichmann <sascha.teichmann@intevation.de>
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13 // * Tom Gottfried <tom.gottfried@intevation.de>
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14
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15 package models
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16
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17 import (
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18 "database/sql/driver"
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19 "encoding/json"
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20 "errors"
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21 "regexp"
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22 "strings"
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23 )
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24
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25 type (
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26 // Email is a string formed by a valid EMail address.
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27 Email string
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28 // Role is a string with a valid gemma role.
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29 Role string
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30 // UserName is a string forming a valid user name.
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31 UserName string
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32
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33 // BoundingBox is a spatial bounding box of user's
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34 // responsibility area.
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35 BoundingBox struct {
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36 X1 float64 `json:"x1"`
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37 Y1 float64 `json:"y1"`
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38 X2 float64 `json:"x2"`
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39 Y2 float64 `json:"y2"`
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40 }
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41
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42 // User is a serialized JSON form of user data.
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43 User struct {
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44 User UserName `json:"user"`
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45 Role Role `json:"role"`
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46 Password string `json:"password,omitempty"`
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47 Email Email `json:"email"`
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48 Country Country `json:"country"`
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49 Reports bool `json:"reports"`
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50 Extent *BoundingBox `json:"extent"`
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51 }
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52
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53 // UserPatch is used to send only partial updates.
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54 UserPatch struct {
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55 User *UserName `json:"user,omitempty"`
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56 Role *Role `json:"role,omitempty"`
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57 Password *string `json:"password,omitempty"`
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58 Email *Email `json:"email,omitempty"`
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59 Country *Country `json:"country,omitempty"`
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60 Reports *bool `json:"reports,omitempty"`
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61 Extent *BoundingBox `json:"extent,omitempty"`
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62 }
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63
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64 // PWResetUser is send to request a password reset for a user.
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65 PWResetUser struct {
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66 User string `json:"user"`
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67 }
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68 )
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69
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70 var (
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71 // https://stackoverflow.com/questions/201323/how-to-validate-an-email-address-using-a-regular-expression
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72 emailRe = regexp.MustCompile(
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73 `(?:[a-z0-9!#$%&'*+/=?^_` + "`" +
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74 `{|}~-]+(?:\.[a-z0-9!#$%&'*+/=?^_` + "`" +
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75 `{|}~-]+)*|"(?:[\x01-\x08\x0b\x0c\x0e-\x1f\x21\x23-\x5b\x5d-\x7f]` +
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76 `|\\[\x01-\x09\x0b\x0c\x0e-\x7f])*")` +
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77 `@(?:(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?` +
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78 `|\[(?:(?:(2(5[0-5]|[0-4][0-9])|1[0-9][0-9]|[1-9]?[0-9]))\.){3}` +
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79 `(?:(2(5[0-5]|[0-4][0-9])|1[0-9][0-9]|[1-9]?[0-9])|[a-z0-9-]*[a-z0-9]` +
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80 `:(?:[\x01-\x08\x0b\x0c\x0e-\x1f\x21-\x5a\x53-\x7f]` +
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81 `|\\[\x01-\x09\x0b\x0c\x0e-\x7f])+)\])`)
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82
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83 errNoEmailAddress = errors.New("not a valid email address")
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84 )
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85
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86 // UnmarshalJSON ensures that the given string forms a valid email address.
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87 func (e *Email) UnmarshalJSON(data []byte) error {
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88 var s string
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89 if err := json.Unmarshal(data, &s); err != nil {
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90 return err
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91 }
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92 if !emailRe.MatchString(s) {
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93 return errNoEmailAddress
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94 }
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95 *e = Email(s)
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96 return nil
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97 }
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98
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99 // Value implements the driver.Valuer interface.
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100 func (e Email) Value() (driver.Value, error) {
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101 return string(e), nil
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102 }
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103
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104 // Scan implements the sql.Scanner interface.
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105 func (e *Email) Scan(src interface{}) (err error) {
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106 if s, ok := src.(string); ok {
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107 *e = Email(s)
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108 } else {
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109 err = errNoString
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110 }
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111 return
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112 }
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113
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114 var errNoValidUser = errors.New("not a valid user")
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115
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116 // IsValid checks if a given user name is valid.
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117 func (u UserName) IsValid() bool {
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118 return u != ""
418
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119 }
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120
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121 // UnmarshalJSON ensures that the given string forms a valid user name.
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122 func (u *UserName) UnmarshalJSON(data []byte) error {
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123 var s string
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124 if err := json.Unmarshal(data, &s); err != nil {
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125 return err
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126 }
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127 if user := UserName(s); user.IsValid() {
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128 *u = user
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129 return nil
418
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130 }
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131 return errNoValidUser
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132 }
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133
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134 // Scan implements the sql.Scanner interface.
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135 func (u *UserName) Scan(src interface{}) (err error) {
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136 if s, ok := src.(string); ok {
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137 *u = UserName(s)
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138 } else {
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139 err = errNoString
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140 }
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141 return
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142 }
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143
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144 var (
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145 validRoles = []string{
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146 "waterway_user",
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147 "waterway_admin",
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148 "sys_admin",
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149 }
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150 errNoValidRole = errors.New("not a valid role")
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151 )
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152
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153 // Value implements the driver.Valuer interface.
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154 func (r Role) Value() (driver.Value, error) {
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155 return string(r), nil
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156 }
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157
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158 // Scan implements the sql.Scanner interface.
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159 func (r *Role) Scan(src interface{}) (err error) {
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160 if s, ok := src.(string); ok {
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161 *r = Role(s)
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162 } else {
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163 err = errNoString
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164 }
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165 return
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166 }
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167
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168 // UnmarshalJSON ensure that the given string is a valid user name.
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169 func (r *Role) UnmarshalJSON(data []byte) error {
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170 var s string
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171 if err := json.Unmarshal(data, &s); err != nil {
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172 return err
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173 }
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174 s = strings.ToLower(s)
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175 for _, v := range validRoles {
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176 if v == s {
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177 *r = Role(v)
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178 return nil
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179 }
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180 }
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181 return errNoValidRole
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182 }