Merge pull request #45 from eordano/fix/storageDontOverride

Storage: dont override if an item aready exists

js/models/Identity.js

@@ -231,7 +231,9 @@ Identity.prototype.store = function(opts, cb) {
   var self = this;
   opts = opts || {};
 
-  self.storage.setItem(this.getId(), this.toObj(), function(err) {
+  var storeFunction = opts.failIfExists ? self.storage.createItem : self.storage.setItem;
+
+  storeFunction.call(self.storage, this.getId(), this.toObj(), function(err) {
     if (err) return cb(err);
 
     if (opts.noWallets)
@@ -349,7 +351,7 @@ Identity.importFromFullJson = function(str, password, opts, cb) {
     if (err) {
       return cb(err);
     }
-    iden.store(function(err) {
+    iden.store(null, function(err) {
       if (err) {
         return cb(err);
       }
@@ -402,10 +404,8 @@ Identity.prototype.bindWallet = function(w) {
  * @param {PublicKeyRing=} opts.publicKeyRing
  * @param {string} opts.nickname
  * @param {string} opts.password
- * @TODO: Figure out what is this parameter
- * @param {?} opts.spendUnconfirmed this.walletDefaults.spendUnconfirmed ??
- * @TODO: Figure out in what unit is this reconnect delay.
- * @param {number} opts.reconnectDelay milliseconds?
+ * @param {boolean} opts.spendUnconfirmed this.walletDefaults.spendUnconfirmed
+ * @param {number} opts.reconnectDelay time in milliseconds
  * @param {number=} opts.version
  * @param {callback} opts.version
  * @return {Wallet}
@@ -467,11 +467,7 @@ Identity.prototype.createWallet = function(opts, cb) {
     if (err) return cb(err);
     self.bindWallet(w);
     w.netStart();
-    self.store({
-      noWallets: true
-    }, function(err) {
-      return cb(err, w);
-    });
+    return cb(err, w);
   });
 };
 
@@ -539,7 +535,7 @@ Identity.prototype.deleteWallet = function(walletId, cb) {
     if (err) {
       return cb(err);
     }
-    self.store(cb);
+    self.store(null, cb);
   });
 };
 
@@ -654,7 +650,11 @@ Identity.prototype.joinWallet = function(opts, cb) {
               err = 'walletFull';
             }
           }
-          return cb(err, w);
+          self.store({
+            noWallets: true
+          }, function(err) {
+            return cb(err, w);
+          });
         });
       }
     });

js/plugins/EncryptedInsightStorage.js

@@ -8,9 +8,12 @@ function EncryptedInsightStorage(config) {
 inherits(EncryptedInsightStorage, InsightStorage);
 
 EncryptedInsightStorage.prototype.getItem = function(name, callback) {
-  var key = cryptoUtil.kdfbinary(this.password + this.email);
+  var key = cryptoUtil.kdf(this.password + this.email);
   InsightStorage.prototype.getItem.apply(this, [name,
     function(err, body) {
+      if (err) {
+        return callback(err);
+      }
       var decryptedJson = cryptoUtil.decrypt(key, body);
       if (!decryptedJson) {
         return callback('Internal Error');
@@ -21,13 +24,13 @@ EncryptedInsightStorage.prototype.getItem = function(name, callback) {
 };
 
 EncryptedInsightStorage.prototype.setItem = function(name, value, callback) {
-  var key = cryptoUtil.kdfbinary(this.password + this.email);
+  var key = cryptoUtil.kdf(this.password + this.email);
   var record = cryptoUtil.encrypt(key, value);
   InsightStorage.prototype.setItem.apply(this, [name, record, callback]);
 };
 
 EncryptedInsightStorage.prototype.removeItem = function(name, callback) {
-  var key = cryptoUtil.kdfbinary(this.password + this.email);
+  var key = cryptoUtil.kdf(this.password + this.email);
   InsightStorage.prototype.removeItem.apply(this, [name, callback]);
 };
 

js/plugins/GoogleDrive.js

@@ -95,6 +95,16 @@ GoogleDrive.prototype._httpGet = function(theUrl) {
   return xmlHttp.responseText;
 }
 
+GoogleDrive.prototype.createItem = function(name, value, callback) {
+  this.getItem(name, function(err, retrieved) {
+    if (err || !retrieved) {
+      return this.setItem(name, value, callback);
+    } else {
+      return callback('EEXISTS');
+    }
+  });
+};
+
 GoogleDrive.prototype.getItem = function(k, cb) {
   //console.log('[googleDrive.js.95:getItem:]', k); //TODO
   var self = this;

js/plugins/InsightStorage.js

@@ -16,6 +16,17 @@ InsightStorage.prototype.setCredentials = function(email, password, opts) {
   this.password = password;
 };
 
+InsightStorage.prototype.createItem = function(name, value, callback) {
+  var self = this;
+  this.getItem(name, function(err, retrieved) {
+    if (err || !retrieved) {
+      return self.setItem(name, value, callback);
+    } else {
+      return callback('EEXISTS');
+    }
+  });
+};
+
 InsightStorage.prototype.getItem = function(name, callback) {
   var key = cryptoUtil.kdf(this.password + this.email);
   var secret = cryptoUtil.kdf(key, this.password);

js/plugins/LocalStorage.js

@@ -16,6 +16,16 @@ LocalStorage.prototype.getItem = function(k,cb) {
   return cb(null, localStorage.getItem(k));
 };
 
+/**
+ * Same as setItem, but fails if an item already exists
+ */
+LocalStorage.prototype.createItem = function(name, value, callback) {
+  if (localStorage.getItem(name)) {
+    return callback('EEXISTS');
+  }
+  return this.setItem(name, value, callback);
+};
+
 LocalStorage.prototype.setItem = function(k,v,cb) {
   localStorage.setItem(k,v);
   return cb();

js/services/identityService.js

@@ -29,7 +29,13 @@ angular.module('copayApp.services')
           controllerUtils.onErrorDigest(
             scope, 'Could not create default wallet');
         } else {
-          controllerUtils.bindProfile(scope, iden, wallet.id);
+          iden.store({failIfExists: true}, function(err) {
+            if (err) {
+              controllerUtils.onErrorDigest(scope, 'User already exists!');
+            } else {
+              controllerUtils.bindProfile(scope, iden, wallet.id);
+            }
+          });
         }
         scope.loading = false;
       });