Mercurial > gemma

annotate controllers/user.go @ 328:003243ec5ce5

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Don't crash if we doing update as unprivileged user without a bounding box.
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Fri, 03 Aug 2018 10:27:34 +0200
parents 363983d5c567
children c6bd6ed18942
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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63dd5216eee4 Refactored gemma server to be more REST-like.
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1 package controllers
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2
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3 import (
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4 "database/sql"
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5 "fmt"
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6 "net/http"
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7
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8 "github.com/gorilla/mux"
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9
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10 "gemma.intevation.de/gemma/auth"
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11 )
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12
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13 const (
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14 createUserSQL = `SELECT sys_admin.create_user($1, $2, $3, $4, NULL, $5)`
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15 createUserExtentSQL = `SELECT sys_admin.create_user($1, $2, $3, $4,
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16 ST_MakeBox2D(ST_Point($5, $6), ST_Point($7, $8)), $9)`
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17
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18 updateUserUnprivSQL = `UPDATE users.list_users
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19 SET (pw, map_extent, email_address)
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20 = ($2, ST_MakeBox2D(ST_Point($3, $4), ST_Point($5, $6)), $7)
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21 WHERE username = $1`
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22 updateUserSQL = `UPDATE users.list_users
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23 SET (rolname, username, pw, country, map_extent, email_address)
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24 = ($2, $3, $4, $5, NULL, $6)
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25 WHERE username = $1`
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26 updateUserExtentSQL = `UPDATE users.list_users
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27 SET (rolname, username, pw, country, map_extent, email_address)
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28 = ($2, $3, $4, $5, ST_MakeBox2D(ST_Point($6, $7), ST_Point($8, $9)), $10)
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29 WHERE username = $1`
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30
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31 deleteUserSQL = `SELECT sys_admin.delete_user($1)`
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32
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33 listUsersSQL = `SELECT
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34 rolname,
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35 username,
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36 country,
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37 email_address,
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38 ST_XMin(map_extent), ST_YMin(map_extent),
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39 ST_XMax(map_extent), ST_YMax(map_extent)
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40 FROM users.list_users`
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41
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42 listUserSQL = `SELECT
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43 rolname,
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44 country,
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45 email_address,
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46 ST_XMin(map_extent), ST_YMin(map_extent),
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47 ST_XMax(map_extent), ST_YMax(map_extent)
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48 FROM users.list_users
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49 WHERE username = $1`
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50 )
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51
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52 func deleteUser(
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53 _ interface{}, req *http.Request,
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54 db *sql.DB,
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55 ) (jr JSONResult, err error) {
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56
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57 user := mux.Vars(req)["user"]
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58 if user == "" {
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59 err = JSONError{http.StatusBadRequest, "error: user empty"}
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60 return
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61 }
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62
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63 session, _ := auth.GetSession(req)
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64 if session.User == user {
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65 err = JSONError{http.StatusBadRequest, "error: cannot delete yourself"}
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66 return
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67 }
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68
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69 if _, err = db.Exec(deleteUserSQL, user); err != nil {
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70 return
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71 }
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72
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73 // Running in a go routine should not be necessary.
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74 go func() { auth.ConnPool.Logout(user) }()
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75
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76 jr = JSONResult{Code: http.StatusNoContent}
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77 return
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78 }
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79
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80 func updateUser(
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81 input interface{}, req *http.Request,
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82 db *sql.DB,
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83 ) (jr JSONResult, err error) {
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84
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85 user := mux.Vars(req)["user"]
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86 if user == "" {
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87 err = JSONError{http.StatusBadRequest, "error: user empty"}
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88 return
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89 }
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90
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91 newUser := input.(*User)
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92 var res sql.Result
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93
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94 if s, _ := auth.GetSession(req); s.Roles.Has("sys_admin") {
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95 if newUser.Extent == nil {
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96 res, err = db.Exec(
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97 updateUserSQL,
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98 user,
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99 newUser.Role,
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100 newUser.User,
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101 newUser.Password,
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102 newUser.Country,
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103 newUser.Email,
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104 )
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105 } else {
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106 res, err = db.Exec(
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107 updateUserExtentSQL,
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108 user,
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109 newUser.Role,
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110 newUser.User,
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111 newUser.Password,
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112 newUser.Country,
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113 newUser.Extent.X1, newUser.Extent.Y1,
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114 newUser.Extent.X2, newUser.Extent.Y2,
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115 newUser.Email,
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116 )
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117 }
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118 } else {
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119 if newUser.Extent == nil {
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120 err = JSONError{http.StatusBadRequest, "extent is mandatory"}
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121 return
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122 }
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123 res, err = db.Exec(
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124 updateUserUnprivSQL,
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125 user,
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126 newUser.Password,
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127 newUser.Extent.X1, newUser.Extent.Y1,
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128 newUser.Extent.X2, newUser.Extent.Y2,
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diff changeset
129 newUser.Email,
363983d5c567 Allow Waterway User to update a limited set of profile attributes
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130 )
235
7d1f0ffdfa41 Implemented /users update controller.
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diff changeset
131 }
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diff changeset
132
311
74559e12a59f sql.Result.RowsAffected is a driver specific feature. Check
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diff changeset
133 if err != nil {
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diff changeset
134 return
74559e12a59f sql.Result.RowsAffected is a driver specific feature. Check
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diff changeset
135 }
74559e12a59f sql.Result.RowsAffected is a driver specific feature. Check
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diff changeset
136
74559e12a59f sql.Result.RowsAffected is a driver specific feature. Check
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diff changeset
137 if n, err2 := res.RowsAffected(); err2 == nil && n == 0 {
307
750a9c9cd965 Use SQL UPDATE to update users
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diff changeset
138 err = JSONError{
750a9c9cd965 Use SQL UPDATE to update users
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diff changeset
139 Code: http.StatusNotFound,
750a9c9cd965 Use SQL UPDATE to update users
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diff changeset
140 Message: fmt.Sprintf("Cannot find user %s.", user),
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diff changeset
141 }
750a9c9cd965 Use SQL UPDATE to update users
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diff changeset
142 return
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diff changeset
143 }
186
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parents:
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144
261
ab9859981ee3 If a user got renamed kick her/him from the connection pool.
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diff changeset
145 if user != newUser.User {
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146 // Running in a go routine should not be necessary.
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147 go func() { auth.ConnPool.Logout(user) }()
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148 }
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diff changeset
149
237
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150 jr = JSONResult{
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diff changeset
151 Code: http.StatusCreated,
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diff changeset
152 Result: struct {
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153 Result string `json:"result"`
314
adceb47920fb Cosmetics. Little less structure bloat.
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154 }{"success"},
237
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155 }
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diff changeset
156 return
3771788d3dae Reduce boilerplate code when writing JSON parsing/generating endpoints.
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diff changeset
157 }
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parents: 235
diff changeset
158
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159 func createUser(
257
dfc2b035e055 Slimming down the signature of the JSONHandler type to
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parents: 254
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160 input interface{}, req *http.Request,
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diff changeset
161 db *sql.DB,
237
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diff changeset
162 ) (jr JSONResult, err error) {
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diff changeset
163
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164 user := input.(*User)
186
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parents:
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165
237
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diff changeset
166 if user.Extent == nil {
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167 _, err = db.Exec(
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168 createUserSQL,
243
d39f897fae16 Made models for email, user and country driver.Valuer to get rid of some conversions.
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parents: 241
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169 user.Role,
237
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170 user.User,
3771788d3dae Reduce boilerplate code when writing JSON parsing/generating endpoints.
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diff changeset
171 user.Password,
243
d39f897fae16 Made models for email, user and country driver.Valuer to get rid of some conversions.
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parents: 241
diff changeset
172 user.Country,
d39f897fae16 Made models for email, user and country driver.Valuer to get rid of some conversions.
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173 user.Email,
237
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parents: 235
diff changeset
174 )
3771788d3dae Reduce boilerplate code when writing JSON parsing/generating endpoints.
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parents: 235
diff changeset
175 } else {
3771788d3dae Reduce boilerplate code when writing JSON parsing/generating endpoints.
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parents: 235
diff changeset
176 _, err = db.Exec(
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diff changeset
177 createUserExtentSQL,
243
d39f897fae16 Made models for email, user and country driver.Valuer to get rid of some conversions.
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parents: 241
diff changeset
178 user.Role,
237
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diff changeset
179 user.User,
3771788d3dae Reduce boilerplate code when writing JSON parsing/generating endpoints.
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parents: 235
diff changeset
180 user.Password,
243
d39f897fae16 Made models for email, user and country driver.Valuer to get rid of some conversions.
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parents: 241
diff changeset
181 user.Country,
237
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diff changeset
182 user.Extent.X1, user.Extent.Y1,
3771788d3dae Reduce boilerplate code when writing JSON parsing/generating endpoints.
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183 user.Extent.X2, user.Extent.Y2,
243
d39f897fae16 Made models for email, user and country driver.Valuer to get rid of some conversions.
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parents: 241
diff changeset
184 user.Email,
237
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parents: 235
diff changeset
185 )
186
fe3a88f00b0a Experimental user creation support.
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parents:
diff changeset
186 }
fe3a88f00b0a Experimental user creation support.
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parents:
diff changeset
187
187
51addc0533fe More complete show case for creating users.
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parents: 186
diff changeset
188 if err != nil {
237
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parents: 235
diff changeset
189 return
186
fe3a88f00b0a Experimental user creation support.
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parents:
diff changeset
190 }
fe3a88f00b0a Experimental user creation support.
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parents:
diff changeset
191
237
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diff changeset
192 jr = JSONResult{
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diff changeset
193 Code: http.StatusCreated,
3771788d3dae Reduce boilerplate code when writing JSON parsing/generating endpoints.
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parents: 235
diff changeset
194 Result: struct {
3771788d3dae Reduce boilerplate code when writing JSON parsing/generating endpoints.
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parents: 235
diff changeset
195 Result string `json:"result"`
314
adceb47920fb Cosmetics. Little less structure bloat.
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parents: 311
diff changeset
196 }{"success"},
186
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parents:
diff changeset
197 }
237
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diff changeset
198 return
186
fe3a88f00b0a Experimental user creation support.
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parents:
diff changeset
199 }
250
deabc2712634 Implemented /users GET as list of users.
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diff changeset
200
deabc2712634 Implemented /users GET as list of users.
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diff changeset
201 func listUsers(
288
4befc5868ea6 Mark input in user controllers as unused if they don't need a JSON input.
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diff changeset
202 _ interface{}, req *http.Request,
257
dfc2b035e055 Slimming down the signature of the JSONHandler type to
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parents: 254
diff changeset
203 db *sql.DB,
250
deabc2712634 Implemented /users GET as list of users.
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parents: 243
diff changeset
204 ) (jr JSONResult, err error) {
deabc2712634 Implemented /users GET as list of users.
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parents: 243
diff changeset
205
deabc2712634 Implemented /users GET as list of users.
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diff changeset
206 var rows *sql.Rows
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diff changeset
207
deabc2712634 Implemented /users GET as list of users.
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parents: 243
diff changeset
208 rows, err = db.Query(listUsersSQL)
deabc2712634 Implemented /users GET as list of users.
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parents: 243
diff changeset
209 if err != nil {
deabc2712634 Implemented /users GET as list of users.
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parents: 243
diff changeset
210 return
deabc2712634 Implemented /users GET as list of users.
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parents: 243
diff changeset
211 }
deabc2712634 Implemented /users GET as list of users.
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parents: 243
diff changeset
212 defer rows.Close()
deabc2712634 Implemented /users GET as list of users.
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parents: 243
diff changeset
213
deabc2712634 Implemented /users GET as list of users.
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diff changeset
214 var users []*User
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parents: 243
diff changeset
215
deabc2712634 Implemented /users GET as list of users.
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parents: 243
diff changeset
216 for rows.Next() {
deabc2712634 Implemented /users GET as list of users.
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parents: 243
diff changeset
217 user := &User{Extent: &BoundingBox{}}
deabc2712634 Implemented /users GET as list of users.
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parents: 243
diff changeset
218 if err = rows.Scan(
deabc2712634 Implemented /users GET as list of users.
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parents: 243
diff changeset
219 &user.Role,
deabc2712634 Implemented /users GET as list of users.
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parents: 243
diff changeset
220 &user.User,
deabc2712634 Implemented /users GET as list of users.
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parents: 243
diff changeset
221 &user.Country,
deabc2712634 Implemented /users GET as list of users.
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parents: 243
diff changeset
222 &user.Email,
deabc2712634 Implemented /users GET as list of users.
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parents: 243
diff changeset
223 &user.Extent.X1, &user.Extent.Y1,
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parents: 243
diff changeset
224 &user.Extent.X2, &user.Extent.Y2,
deabc2712634 Implemented /users GET as list of users.
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parents: 243
diff changeset
225 ); err != nil {
deabc2712634 Implemented /users GET as list of users.
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parents: 243
diff changeset
226 return
deabc2712634 Implemented /users GET as list of users.
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parents: 243
diff changeset
227 }
deabc2712634 Implemented /users GET as list of users.
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parents: 243
diff changeset
228 users = append(users, user)
deabc2712634 Implemented /users GET as list of users.
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parents: 243
diff changeset
229 }
deabc2712634 Implemented /users GET as list of users.
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parents: 243
diff changeset
230
deabc2712634 Implemented /users GET as list of users.
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parents: 243
diff changeset
231 jr = JSONResult{
deabc2712634 Implemented /users GET as list of users.
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parents: 243
diff changeset
232 Result: struct {
deabc2712634 Implemented /users GET as list of users.
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parents: 243
diff changeset
233 Users []*User `json:"users"`
314
adceb47920fb Cosmetics. Little less structure bloat.
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parents: 311
diff changeset
234 }{users},
250
deabc2712634 Implemented /users GET as list of users.
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parents: 243
diff changeset
235 }
deabc2712634 Implemented /users GET as list of users.
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parents: 243
diff changeset
236 return
deabc2712634 Implemented /users GET as list of users.
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parents: 243
diff changeset
237 }
254
de6fdb316b8f Implemented /users/{user} GET a listing of given user.
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parents: 253
diff changeset
238
de6fdb316b8f Implemented /users/{user} GET a listing of given user.
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parents: 253
diff changeset
239 func listUser(
288
4befc5868ea6 Mark input in user controllers as unused if they don't need a JSON input.
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parents: 287
diff changeset
240 _ interface{}, req *http.Request,
257
dfc2b035e055 Slimming down the signature of the JSONHandler type to
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parents: 254
diff changeset
241 db *sql.DB,
254
de6fdb316b8f Implemented /users/{user} GET a listing of given user.
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parents: 253
diff changeset
242 ) (jr JSONResult, err error) {
de6fdb316b8f Implemented /users/{user} GET a listing of given user.
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parents: 253
diff changeset
243
de6fdb316b8f Implemented /users/{user} GET a listing of given user.
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parents: 253
diff changeset
244 user := mux.Vars(req)["user"]
de6fdb316b8f Implemented /users/{user} GET a listing of given user.
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parents: 253
diff changeset
245 if user == "" {
de6fdb316b8f Implemented /users/{user} GET a listing of given user.
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parents: 253
diff changeset
246 err = JSONError{http.StatusBadRequest, "error: user empty"}
de6fdb316b8f Implemented /users/{user} GET a listing of given user.
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parents: 253
diff changeset
247 return
de6fdb316b8f Implemented /users/{user} GET a listing of given user.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 253
diff changeset
248 }
de6fdb316b8f Implemented /users/{user} GET a listing of given user.
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parents: 253
diff changeset
249
de6fdb316b8f Implemented /users/{user} GET a listing of given user.
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parents: 253
diff changeset
250 result := &User{
de6fdb316b8f Implemented /users/{user} GET a listing of given user.
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parents: 253
diff changeset
251 User: user,
de6fdb316b8f Implemented /users/{user} GET a listing of given user.
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parents: 253
diff changeset
252 Extent: &BoundingBox{},
de6fdb316b8f Implemented /users/{user} GET a listing of given user.
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parents: 253
diff changeset
253 }
de6fdb316b8f Implemented /users/{user} GET a listing of given user.
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parents: 253
diff changeset
254
de6fdb316b8f Implemented /users/{user} GET a listing of given user.
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parents: 253
diff changeset
255 err = db.QueryRow(listUserSQL, user).Scan(
de6fdb316b8f Implemented /users/{user} GET a listing of given user.
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parents: 253
diff changeset
256 &result.Role,
de6fdb316b8f Implemented /users/{user} GET a listing of given user.
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parents: 253
diff changeset
257 &result.Country,
de6fdb316b8f Implemented /users/{user} GET a listing of given user.
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parents: 253
diff changeset
258 &result.Email,
de6fdb316b8f Implemented /users/{user} GET a listing of given user.
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diff changeset
259 &result.Extent.X1, &result.Extent.Y1,
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260 &result.Extent.X2, &result.Extent.Y2,
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261 )
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262
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263 switch {
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264 case err == sql.ErrNoRows:
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265 err = JSONError{
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266 Code: http.StatusNotFound,
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267 Message: fmt.Sprintf("Cannot find user %s.", user),
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268 }
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269 return
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270 case err != nil:
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271 return
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272 }
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273
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274 jr.Result = result
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275 return
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276 }