auth
2014-08-16
Parent:9fe684b33b3d
auth/context.go
Redirect after login. After a successful login, redirect based on a query parameter. Only allow redirections to the domain listed in the config and its subdomains. If no redirect is specified, redirect to the root of the domain listed in the config.
| paddy@6 | 1 package auth |
| paddy@0 | 2 |
| paddy@10 | 3 import ( |
| paddy@15 | 4 "encoding/json" |
| paddy@15 | 5 "html/template" |
| paddy@10 | 6 "io" |
| paddy@10 | 7 "log" |
| paddy@17 | 8 "net/http" |
| paddy@17 | 9 |
| paddy@17 | 10 "github.com/justinas/nosurf" |
| paddy@10 | 11 ) |
| paddy@1 | 12 |
| paddy@0 | 13 type Context struct { |
| paddy@15 | 14 Config ServerConfig |
| paddy@15 | 15 Clients ClientStore |
| paddy@15 | 16 Tokens TokenStore |
| paddy@15 | 17 Profiles ProfileStore |
| paddy@19 | 18 Sessions SessionStore |
| paddy@15 | 19 Log *log.Logger |
| paddy@15 | 20 Templates Templates |
| paddy@15 | 21 } |
| paddy@15 | 22 |
| paddy@15 | 23 type Templates struct { |
| paddy@15 | 24 Error *template.Template |
| paddy@15 | 25 Confirmation *template.Template |
| paddy@15 | 26 Login *template.Template |
| paddy@15 | 27 } |
| paddy@15 | 28 |
| paddy@15 | 29 type jsonError struct { |
| paddy@15 | 30 Error string `json:"error,omitempty"` |
| paddy@15 | 31 Description string `json:"error_description,omitempty"` |
| paddy@15 | 32 URI string `json:"error_uri,omitempty"` |
| paddy@15 | 33 State string `json:"state,omitempty"` |
| paddy@0 | 34 } |
| paddy@1 | 35 |
| paddy@1 | 36 func (c Context) RenderError(w io.Writer, err error) { |
| paddy@15 | 37 if c.Templates.Error == nil { |
| paddy@15 | 38 log.Println("Error template is nil, can't render error.") |
| paddy@15 | 39 return |
| paddy@15 | 40 } |
| paddy@15 | 41 renderErr := c.Templates.Error.Execute(w, map[string]interface{}{ |
| paddy@15 | 42 "err": err, |
| paddy@15 | 43 }) |
| paddy@15 | 44 if renderErr != nil { |
| paddy@15 | 45 log.Printf("Error executing error template (oh, the irony): %s\n", renderErr) |
| paddy@15 | 46 return |
| paddy@15 | 47 } |
| paddy@1 | 48 } |
| paddy@1 | 49 |
| paddy@3 | 50 func (c Context) RenderJSONError(w io.Writer, code, description, baseURI string) { |
| paddy@15 | 51 d, err := json.Marshal(jsonError{ |
| paddy@15 | 52 Error: code, |
| paddy@15 | 53 Description: description, |
| paddy@15 | 54 URI: baseURI, |
| paddy@15 | 55 }) |
| paddy@15 | 56 if err != nil { |
| paddy@15 | 57 log.Printf("Error marshalling json error (oh, the irony): %s\n", err) |
| paddy@15 | 58 return |
| paddy@15 | 59 } |
| paddy@15 | 60 _, err = w.Write(d) |
| paddy@15 | 61 if err != nil { |
| paddy@15 | 62 log.Printf("Error writing json error: %s\n", err) |
| paddy@15 | 63 return |
| paddy@15 | 64 } |
| paddy@3 | 65 } |
| paddy@3 | 66 |
| paddy@17 | 67 func (c Context) RenderConfirmation(w io.Writer, r *http.Request, req AuthRequest) { |
| paddy@15 | 68 if c.Templates.Confirmation == nil { |
| paddy@15 | 69 log.Println("Confirmation template is nil, can't render confirmation.") |
| paddy@15 | 70 return |
| paddy@15 | 71 } |
| paddy@17 | 72 err := c.Templates.Confirmation.Execute(w, map[string]interface{}{ |
| paddy@17 | 73 "scope": req.Scope, |
| paddy@17 | 74 "client": req.Client, |
| paddy@17 | 75 "csrf_token": nosurf.Token(r), |
| paddy@17 | 76 }) |
| paddy@15 | 77 if err != nil { |
| paddy@15 | 78 log.Printf("Error executing confirmation template: %s\n", err) |
| paddy@15 | 79 return |
| paddy@15 | 80 } |
| paddy@1 | 81 } |
| paddy@1 | 82 |
| paddy@17 | 83 func (c Context) RenderLogin(w io.Writer, r *http.Request) { |
| paddy@15 | 84 if c.Templates.Login == nil { |
| paddy@15 | 85 log.Println("Login template is nil, can't render confirmation.") |
| paddy@15 | 86 return |
| paddy@15 | 87 } |
| paddy@17 | 88 err := c.Templates.Login.Execute(w, map[string]interface{}{ |
| paddy@17 | 89 "csrf_token": nosurf.Token(r), |
| paddy@17 | 90 }) |
| paddy@15 | 91 if err != nil { |
| paddy@15 | 92 log.Printf("Error executing login template: %s\n", err) |
| paddy@15 | 93 return |
| paddy@15 | 94 } |
| paddy@1 | 95 } |
| paddy@4 | 96 |
| paddy@4 | 97 func (c Context) RenderJSONToken(w io.Writer, data AccessData) { |
| paddy@15 | 98 d, err := json.Marshal(data) |
| paddy@15 | 99 if err != nil { |
| paddy@15 | 100 log.Printf("Error marshalling json token: %s\n", err) |
| paddy@15 | 101 return |
| paddy@15 | 102 } |
| paddy@15 | 103 _, err = w.Write(d) |
| paddy@15 | 104 if err != nil { |
| paddy@15 | 105 log.Printf("Error writing json token: %s\n", err) |
| paddy@15 | 106 return |
| paddy@15 | 107 } |
| paddy@4 | 108 } |