auth
2014-08-16
Parent:9fe684b33b3d
auth/context.go
Check session before rendering confirmation page. The confirmation page should not be rendered until the session is set. Check the request method, then check the session, then finally render the confirmation page, should we need to.
| 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 } |