From 47e6a33a4505e13ba4edf37ff1f8fbdadb279ee3 Mon Sep 17 00:00:00 2001
From: JoramWilander <jwawilander@gmail.com>
Date: Wed, 16 Sep 2015 15:49:12 -0400
Subject: Implement OAuth2 service provider functionality.

---
 model/oauth.go | 151 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 151 insertions(+)
 create mode 100644 model/oauth.go

(limited to 'model/oauth.go')

diff --git a/model/oauth.go b/model/oauth.go
new file mode 100644
index 000000000..3b31e677d
--- /dev/null
+++ b/model/oauth.go
@@ -0,0 +1,151 @@
+// Copyright (c) 2015 Spinpunch, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+package model
+
+import (
+	"encoding/json"
+	"fmt"
+	"io"
+)
+
+type OAuthApp struct {
+	Id           string      `json:"id"`
+	CreatorId    string      `json:"creator_id"`
+	CreateAt     int64       `json:"update_at"`
+	UpdateAt     int64       `json:"update_at"`
+	ClientSecret string      `json:"client_secret"`
+	Name         string      `json:"name"`
+	Description  string      `json:"description"`
+	CallbackUrls StringArray `json:"callback_urls"`
+	Homepage     string      `json:"homepage"`
+}
+
+// IsValid validates the app and returns an error if it isn't configured
+// correctly.
+func (a *OAuthApp) IsValid() *AppError {
+
+	if len(a.Id) != 26 {
+		return NewAppError("OAuthApp.IsValid", "Invalid app id", "")
+	}
+
+	if a.CreateAt == 0 {
+		return NewAppError("OAuthApp.IsValid", "Create at must be a valid time", "app_id="+a.Id)
+	}
+
+	if a.UpdateAt == 0 {
+		return NewAppError("OAuthApp.IsValid", "Update at must be a valid time", "app_id="+a.Id)
+	}
+
+	if len(a.CreatorId) != 26 {
+		return NewAppError("OAuthApp.IsValid", "Invalid creator id", "app_id="+a.Id)
+	}
+
+	if len(a.ClientSecret) == 0 || len(a.ClientSecret) > 128 {
+		return NewAppError("OAuthApp.IsValid", "Invalid client secret", "app_id="+a.Id)
+	}
+
+	if len(a.Name) == 0 || len(a.Name) > 64 {
+		return NewAppError("OAuthApp.IsValid", "Invalid name", "app_id="+a.Id)
+	}
+
+	if len(a.CallbackUrls) == 0 || len(fmt.Sprintf("%s", a.CallbackUrls)) > 1024 {
+		return NewAppError("OAuthApp.IsValid", "Invalid callback urls", "app_id="+a.Id)
+	}
+
+	if len(a.Homepage) == 0 || len(a.Homepage) > 256 {
+		return NewAppError("OAuthApp.IsValid", "Invalid homepage", "app_id="+a.Id)
+	}
+
+	if len(a.Description) > 512 {
+		return NewAppError("OAuthApp.IsValid", "Invalid description", "app_id="+a.Id)
+	}
+
+	return nil
+}
+
+// PreSave will set the Id and ClientSecret if missing.  It will also fill
+// in the CreateAt, UpdateAt times. It should be run before saving the app to the db.
+func (a *OAuthApp) PreSave() {
+	if a.Id == "" {
+		a.Id = NewId()
+	}
+
+	if a.ClientSecret == "" {
+		a.ClientSecret = NewId()
+	}
+
+	a.CreateAt = GetMillis()
+	a.UpdateAt = a.CreateAt
+
+	if len(a.ClientSecret) > 0 {
+		a.ClientSecret = HashPassword(a.ClientSecret)
+	}
+}
+
+// PreUpdate should be run before updating the app in the db.
+func (a *OAuthApp) PreUpdate() {
+	a.UpdateAt = GetMillis()
+}
+
+// ToJson convert a User to a json string
+func (a *OAuthApp) ToJson() string {
+	b, err := json.Marshal(a)
+	if err != nil {
+		return ""
+	} else {
+		return string(b)
+	}
+}
+
+// Generate a valid strong etag so the browser can cache the results
+func (a *OAuthApp) Etag() string {
+	return Etag(a.Id, a.UpdateAt)
+}
+
+// Remove any private data from the app object
+func (a *OAuthApp) Sanitize() {
+	a.ClientSecret = ""
+}
+
+func (a *OAuthApp) IsValidRedirectURL(url string) bool {
+	for _, u := range a.CallbackUrls {
+		if u == url {
+			return true
+		}
+	}
+
+	return false
+}
+
+// OAuthAppFromJson will decode the input and return a User
+func OAuthAppFromJson(data io.Reader) *OAuthApp {
+	decoder := json.NewDecoder(data)
+	var app OAuthApp
+	err := decoder.Decode(&app)
+	if err == nil {
+		return &app
+	} else {
+		return nil
+	}
+}
+
+func OAuthAppMapToJson(a map[string]*OAuthApp) string {
+	b, err := json.Marshal(a)
+	if err != nil {
+		return ""
+	} else {
+		return string(b)
+	}
+}
+
+func OAuthAppMapFromJson(data io.Reader) map[string]*OAuthApp {
+	decoder := json.NewDecoder(data)
+	var apps map[string]*OAuthApp
+	err := decoder.Decode(&apps)
+	if err == nil {
+		return apps
+	} else {
+		return nil
+	}
+}
-- 
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