368 lines
11 KiB
C#
368 lines
11 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Configuration;
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using System.IO;
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using System.Linq;
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using System.Net;
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using System.Text;
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using System.Threading;
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using System.Threading.Tasks;
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using System.Web;
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using System.Web.Mvc;
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using System.Web.Profile;
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using System.Web.Security;
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using Newtonsoft.Json;
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using Yavsc.Model;
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using Yavsc.Model.Google;
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using Yavsc.Model.RolesAndMembers;
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using Yavsc.Helpers.Google;
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using Yavsc.Model.Calendar;
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using Yavsc.Helpers;
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namespace Yavsc.Controllers
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{
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/// <summary>
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/// Google controller.
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/// </summary>
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public class GoogleController : Controller
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{
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/// <summary>
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/// Index this instance.
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/// </summary>
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public ActionResult Index()
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{
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return View ();
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}
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private string SetSessionSate ()
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{
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string state = "security_token";
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Random rand = new Random ();
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for (int l = 0; l < 32; l++) {
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int r = rand.Next (62);
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char c;
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if (r < 10) {
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c = (char)('0' + r);
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} else if (r < 36) {
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r -= 10;
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c = (char) ('a' + r);
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} else {
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r -= 36;
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c = (char) ('A' + r);
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}
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state += c;
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}
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Session ["state"] = state;
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return state;
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}
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private string AuthGRU {
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get {
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return Request.Url.Scheme + "://" +
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Request.Url.Authority + "/Google/Auth";
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}
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}
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private string CalendarGRU {
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get {
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return Request.Url.Scheme + "://" +
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Request.Url.Authority + "/Google/CalAuth";
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}
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}
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/// <summary>
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/// Login the specified returnUrl.
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/// </summary>
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/// <param name="returnUrl">Return URL.</param>
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public void Login (string returnUrl)
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{
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if (string.IsNullOrWhiteSpace (returnUrl))
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returnUrl = "/";
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Session ["returnUrl"] = returnUrl;
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OAuth2 oa = new OAuth2 (AuthGRU,clientId,clientSecret);
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oa.Login (Response, SetSessionSate ());
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}
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private string clientId = ConfigurationManager.AppSettings ["GOOGLE_CLIENT_ID"];
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private string clientSecret = ConfigurationManager.AppSettings ["GOOGLE_CLIENT_SECRET"];
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private string clientApiKey = ConfigurationManager.AppSettings ["GOOGLE_API_KEY"];
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/// <summary>
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/// Gets the cal auth.
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/// </summary>
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/// <param name="returnUrl">Return URL.</param>
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public void GetCalAuth (string returnUrl)
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{
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if (string.IsNullOrWhiteSpace (returnUrl))
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returnUrl = "/";
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Session ["returnUrl"] = returnUrl;
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OAuth2 oa = new OAuth2 (CalendarGRU,clientId,clientSecret);
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oa.GetCalendarScope (Response, SetSessionSate ());
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}
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/// <summary>
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/// Called after the Google authorizations screen,
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/// we assume that <c>Session</c> contains a redirectUrl entry
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/// </summary>
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/// <returns>The auth.</returns>
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[HttpGet]
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[Authorize]
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public ActionResult CalAuth ()
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{
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string msg;
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OAuth2 oa = new OAuth2 (CalendarGRU,clientId,clientSecret);
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AuthToken gat = oa.GetToken (Request, (string) Session ["state"], out msg);
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if (gat == null) {
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YavscHelpers.Notify(ViewData, msg);
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return View ("Auth");
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}
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SaveToken (HttpContext.Profile,gat);
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HttpContext.Profile.SetPropertyValue ("gcalapi", true);
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string returnUrl = (string) Session ["returnUrl"];
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Session ["returnUrl"] = null;
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return Redirect (returnUrl);
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}
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/// <summary>
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/// Saves the token.
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/// This calls the Profile.Save() method.
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/// It should be called immediatly after getting the token from Google, in
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/// order to save a descent value as expiration date.
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/// </summary>
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/// <param name="gat">Gat.</param>
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private void SaveToken (ProfileBase pr, AuthToken gat)
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{
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pr.SetPropertyValue ("gtoken", gat.access_token);
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if (gat.refresh_token != null)
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pr.SetPropertyValue ("grefreshtoken", gat.refresh_token);
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pr.SetPropertyValue ("gtokentype", gat.token_type);
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pr.SetPropertyValue ("gtokenexpir", DateTime.Now.AddSeconds (gat.expires_in));
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pr.Save ();
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}
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/// <summary>
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/// Auth this instance.
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/// </summary>
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[HttpGet]
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public ActionResult Auth ()
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{
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string msg;
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OAuth2 oa = new OAuth2 (AuthGRU,clientId,clientSecret);
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AuthToken gat = oa.GetToken (Request, (string)Session ["state"], out msg);
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if (gat == null) {
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YavscHelpers.Notify(ViewData, msg);
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return View ();
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}
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string returnUrl = (string)Session ["returnUrl"];
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SignIn regmod = new SignIn ();
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People me = PeopleApi.GetMe (gat);
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// TODO use me.id to retreive an existing user
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string accEmail = me.emails.Where (x => x.type == "account").First ().value;
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MembershipUserCollection mbrs = Membership.FindUsersByEmail (accEmail);
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if (mbrs.Count == 1) {
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// TODO check the google id
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// just set this user as logged on
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foreach (MembershipUser u in mbrs) {
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string username = u.UserName;
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FormsAuthentication.SetAuthCookie (username, true);
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/* var upr = ProfileBase.Create (username);
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SaveToken (upr,gat); */
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}
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Session ["returnUrl"] = null;
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return Redirect (returnUrl);
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}
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// else create the account
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regmod.Email = accEmail;
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regmod.UserName = me.displayName;
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Session ["me"] = me;
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Session ["GoogleAuthToken"] = gat;
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return Auth (regmod);
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}
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/// <summary>
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/// Creates an account using the Google authentification.
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/// </summary>
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/// <param name="regmod">Regmod.</param>
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[HttpPost]
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public ActionResult Auth (SignIn regmod)
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{
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if (ModelState.IsValid) {
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if (Membership.GetUser (regmod.UserName) != null) {
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ModelState.AddModelError ("UserName", "This user name already is in use");
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return View ();
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}
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string returnUrl = (string) Session ["returnUrl"];
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AuthToken gat = (AuthToken) Session ["GoogleAuthToken"];
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People me = (People)Session ["me"];
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if (gat == null || me == null)
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throw new InvalidDataException ();
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Random rand = new Random ();
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string passwd = rand.Next (100000).ToString () + rand.Next (100000).ToString ();
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MembershipCreateStatus mcs;
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Membership.CreateUser (
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regmod.UserName,
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passwd,
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regmod.Email,
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null,
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null,
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true,
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out mcs);
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switch (mcs) {
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case MembershipCreateStatus.DuplicateEmail:
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ModelState.AddModelError ("Email", "Cette adresse e-mail correspond " +
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"à un compte utilisateur existant");
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return View (regmod);
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case MembershipCreateStatus.DuplicateUserName:
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ModelState.AddModelError ("UserName", "Ce nom d'utilisateur est " +
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"déjà enregistré");
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return View (regmod);
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case MembershipCreateStatus.Success:
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Membership.ValidateUser (regmod.UserName, passwd);
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FormsAuthentication.SetAuthCookie (regmod.UserName, true);
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HttpContext.Profile.Initialize (regmod.UserName, true);
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HttpContext.Profile.SetPropertyValue ("Name", me.displayName);
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// TODO use image
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if (me.image != null) {
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HttpContext.Profile.SetPropertyValue ("Avatar", me.image.url);
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}
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if (me.placesLived != null) {
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People.Place pplace = me.placesLived.Where (x => x.primary).First ();
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if (pplace != null)
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HttpContext.Profile.SetPropertyValue ("CityAndState", pplace.value);
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}
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if (me.url != null)
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HttpContext.Profile.SetPropertyValue ("WebSite", me.url);
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// Will be done in SaveToken: HttpContext.Profile.Save ();
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SaveToken (HttpContext.Profile, gat);
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Session ["returnUrl"] = null;
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return Redirect (returnUrl);
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}
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ViewData ["returnUrl"] = returnUrl;
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}
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return View (regmod);
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}
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[Authorize]
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[HttpGet]
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ActionResult PushPos ()
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{
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return View ();
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}
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/// <summary>
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/// Chooses the calendar.
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/// </summary>
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/// <returns>The calendar.</returns>
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/// <param name="returnUrl">Return URL.</param>
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[Authorize]
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[HttpGet]
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public ActionResult ChooseCalendar (string returnUrl)
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{
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if (returnUrl != null) {
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Session ["chooseCalReturnUrl"] = returnUrl;
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return RedirectToAction ("GetCalAuth",
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new {
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returnUrl = Url.Action ("ChooseCalendar") // "ChooseCalendar?returnUrl="+HttpUtility.UrlEncode(returnUrl)
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});
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}
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string cred = OAuth2.GetFreshGoogleCredential (HttpContext.Profile);
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CalendarApi c = new CalendarApi (clientApiKey);
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CalendarList cl = c.GetCalendars (cred);
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ViewData ["returnUrl"] = Session ["chooseCalReturnUrl"];
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return View (cl);
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}
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/// <summary>
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/// Sets the calendar.
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/// </summary>
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/// <returns>The calendar.</returns>
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/// <param name="calchoice">Calchoice.</param>
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/// <param name="returnUrl">return Url.</param>
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[HttpPost]
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[Authorize]
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public ActionResult SetCalendar (string calchoice,string returnUrl)
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{
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HttpContext.Profile.SetPropertyValue ("gcalid", calchoice);
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HttpContext.Profile.Save ();
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if (returnUrl != null) {
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return Redirect (returnUrl);
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}
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return Redirect ("/");
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}
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/// <summary>
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/// Dates the query.
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/// </summary>
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/// <returns>The query.</returns>
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[Authorize,HttpGet]
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public ActionResult Book ()
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{
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var model = new BookQuery ();
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model.StartDate = DateTime.Now;
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model.EndDate = model.StartDate.AddDays(2);
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model.StartHour = DateTime.Now.ToString("HH:mm");
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model.EndHour = DateTime.Now.AddHours(1).ToString("HH:mm");
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return View (model);
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}
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/// <summary>
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/// Dates the query.
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/// </summary>
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/// <returns>The query.</returns>
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/// <param name="model">Model.</param>
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[Authorize,HttpPost]
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public ActionResult Book (BookQuery model)
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{
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if (ModelState.IsValid) {
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DateTime mindate = DateTime.Now;
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if (model.StartDate.Date < mindate.Date){
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ModelState.AddModelError ("StartDate", LocalizedText.FillInAFutureDate);
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}
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if (model.EndDate < model.StartDate)
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ModelState.AddModelError ("EndDate", LocalizedText.StartDateAfterEndDate);
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var muc = Membership.FindUsersByName (model.Person);
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if (muc.Count == 0) {
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ModelState.AddModelError ("Person", LocalizedText.Non_existent_user);
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}
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if (!Roles.IsUserInRole (model.Role)) {
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ModelState.AddModelError ("Role", LocalizedText.UserNotInThisRole);
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}
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ProfileBase upr = ProfileBase.Create (model.Person);
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var gcalid = upr.GetPropertyValue ("gcalid");
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if (gcalid is DBNull)
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ModelState.AddModelError ("Person", LocalizedText.No_calendar_for_this_user);
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if (ModelState.IsValid) {
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string calid = (string) gcalid;
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DateTime maxdate = model.EndDate;
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CalendarApi c = new CalendarApi (clientApiKey);
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CalendarEventList events;
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try {
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string creds = OAuth2.GetFreshGoogleCredential (upr);
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events = c.GetCalendar (calid, mindate, maxdate, creds);
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YavscHelpers.Notify (ViewData, "Google calendar API call success");
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} catch (WebException ex) {
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string response;
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using (var stream = ex.Response.GetResponseStream())
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using (var reader = new StreamReader(stream))
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{
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response = reader.ReadToEnd();
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}
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YavscHelpers.Notify (ViewData,
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string.Format(
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"Google calendar API exception {0} : {1}<br><pre>{2}</pre>",
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ex.Status.ToString(),
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ex.Message,
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response));
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}
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}
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}
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return View (model);
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}
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}
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}
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