Merge pull request #11 from syng-im/protocol-integration

encrypt stored identity with password, beginning of msg store

Former-commit-id: 7fe3c09563

src/messenger/comm/intercom.cljs

@@ -56,3 +56,7 @@
 
 (defn protocol-initialized [identity]
   (publish! :service [:protocol :protocol/initialized {:identity identity}]))
+
+(defn save-new-msg [from payload]
+  (publish! :service [:protocol :protocol/save-new-msg {:from    from
+                                                        :payload payload}]))

src/messenger/models/messages.cljs

@@ -0,0 +1,10 @@
+(ns messenger.models.messages
+  (:require [messenger.persistence.realm :as r]))
+
+(defn save-message [from {:keys [msg-id] :as msg}]
+  (when-not (r/exists? :msgs :msg-id msg-id)
+    (r/write
+      (fn []
+        (r/create :msgs {:msg-id  msg-id
+                         :chat-id from
+                         :msg     (with-out-str (pr msg))} true)))))

src/messenger/models/protocol.cljs

@@ -1,14 +1,20 @@
 (ns messenger.models.protocol
   (:require [messenger.state :as state]
-            [syng-im.protocol.state.storage :as s]))
+            [syng-im.protocol.state.storage :as s]
+            [syng-im.utils.encryption :refer [password-encrypt
+                                              password-decrypt]]))
 
 (defn set-initialized [initialized?]
   (swap! state/app-state assoc-in state/protocol-initialized-path initialized?))
 
-;; TODO at least the private key has to be encrypted with user's password
-
 (defn update-identity [identity]
-  (s/put (state/kv-store) :identity identity))
+  (let [password  (get-in @state/app-state state/identity-password-path)
+        encrypted (->> (str identity)
+                       (password-encrypt password))]
+    (s/put (state/kv-store) :identity encrypted)))
 
 (defn current-identity []
-  (s/get (state/kv-store) :identity))
+  (let [encrypted (s/get (state/kv-store) :identity)
+        password  (get-in @state/app-state state/identity-password-path)]
+    (when encrypted
+      (password-decrypt password encrypted))))

src/messenger/persistence/realm.cljs

@@ -13,7 +13,12 @@
                     {:name       :kv-store
                      :primaryKey :key
                      :properties {:key   "string"
-                                  :value "string"}}]})
+                                  :value "string"}}
+                    {:name       :msgs
+                     :primaryKey :msg-id
+                     :properties {:msg-id  "string"
+                                  :chat-id "string"
+                                  :msg     "string"}}]})
 
 (def realm (js/Realm. (clj->js opts)))
 
@@ -65,5 +70,9 @@
   (write (fn []
            (.delete realm obj))))
 
+(defn exists? [schema-name field value]
+  (> (.-length (get-by-field schema-name field value))
+     0))
+
 (comment
   )

src/messenger/persistence/simple_kv_store.cljs

@@ -8,14 +8,13 @@
     (r/write
       (fn []
         (r/create :kv-store {:key   key
-                             :value (str value)} true))))
+                             :value (with-out-str (pr value))} true))))
   (get [_ key]
     (some-> (r/get-by-field :kv-store :key key)
             (r/single-cljs)
             (r/decode-value)))
   (contains-key? [_ key]
-    (= 0
+    (r/exists? :kv-store :key key))
-       (.-length (r/get-by-field :kv-store :key key))))
   (delete [_ key]
     (-> (r/get-by-field :kv-store :key key)
         (r/single)

src/messenger/protocol/protocol_handler.cljs

@@ -1,10 +1,12 @@
 (ns messenger.protocol.protocol-handler
   (:require [syng-im.utils.logging :as log]
             [messenger.constants :refer [ethereum-rpc-url]]
-            [messenger.comm.intercom :refer [protocol-initialized]]
+            [messenger.comm.intercom :refer [protocol-initialized
+                                             save-new-msg]]
             [messenger.models.protocol :refer [current-identity]]
             [messenger.state :refer [kv-store]]))
 
+
 (defn make-handler []
   {:ethereum-rpc-url ethereum-rpc-url
    :identity         (current-identity)
@@ -14,9 +16,8 @@
                        (case event-type
                          :initialized (let [{:keys [identity]} event]
                                         (protocol-initialized identity))
-                         ;:new-msg (let [{from               :from
+                         :new-msg (let [{:keys [from payload]} event]
-                         ;                {content :content} :payload} event]
+                                    (save-new-msg from payload))
-                         ;           (add-to-chat "chat" from content))
                          ;:msg-acked (let [{:keys [msg-id]} event]
                          ;             (add-to-chat "chat" ":" (str "Message " msg-id " was acked")))
                          ;:delivery-failed (let [{:keys [msg-id]} event]

src/messenger/services/protocol.cljs

@@ -1,6 +1,7 @@
 (ns messenger.services.protocol
   (:require [messenger.models.protocol :refer [set-initialized
                                                update-identity]]
+            [messenger.models.messages :refer [save-message]]
             [syng-im.utils.logging :as log]))
 
 (defmulti protocol (fn [state id args]
@@ -8,10 +9,15 @@
 
 (defmethod protocol :protocol/initialized
   [state id {:keys [identity] :as args}]
-  (log/info "handling " id "args = " args)
+  (log/debug "handling " id "args = " args)
   (update-identity identity)
   (set-initialized true))
 
+(defmethod protocol :protocol/save-new-msg
+  [state id {:keys [from payload] :as args}]
+  (log/debug "handling " id "args = " args)
+  (save-message from payload))
+
 (defn protocol-handler [state [id args]]
   (log/debug "protocol-handler: " args)
   (protocol state id args))

src/messenger/state.cljs

@@ -14,6 +14,7 @@
                           :user-phone-number     nil
                           :user-identity         nil
                           :confirmation-code     nil
+                          :identity-password     "replace-me-with-user-entered-password"
                           :channels              {:pub-sub-publisher   (chan)
                                                   :pub-sub-publication nil}}))
 
@@ -40,6 +41,7 @@
 (def user-notification-path [:user-notification])
 (def protocol-initialized-path [:protocol-initialized])
 (def simple-store-path [:simple-store])
+(def identity-password-path [:identity-password])
 
 (defn pub-sub-publisher [app] (get-in app pub-sub-bus-path))
 (defn kv-store []