PLT-4084 Fix Unable to send messages in RC (#3983)

webapp/components/textbox.jsx

@@ -26,6 +26,7 @@ export default class Textbox extends React.Component {
         this.focus = this.focus.bind(this);
         this.getStateFromStores = this.getStateFromStores.bind(this);
         this.onRecievedError = this.onRecievedError.bind(this);
+        this.handleKeyPress = this.handleKeyPress.bind(this);
         this.handleKeyDown = this.handleKeyDown.bind(this);
         this.handleHeightChange = this.handleHeightChange.bind(this);
         this.showPreview = this.showPreview.bind(this);
@@ -68,8 +69,14 @@ export default class Textbox extends React.Component {
         }
     }
 
+    handleKeyPress(e) {
+        this.props.onKeyPress(e);
+    }
+
     handleKeyDown(e) {
-        this.props.onKeyDown(e);
+        if (this.props.onKeyDown) {
+            this.props.onKeyDown(e);
+        }
     }
 
     handleHeightChange(height) {
@@ -183,6 +190,7 @@ export default class Textbox extends React.Component {
                     maxLength={Constants.MAX_POST_LEN}
                     placeholder={this.props.createMessage}
                     onInput={this.props.onInput}
+                    onKeyPress={this.handleKeyPress}
                     onKeyDown={this.handleKeyDown}
                     onHeightChange={this.handleHeightChange}
                     style={{visibility: this.state.preview ? 'hidden' : 'visible'}}
@@ -227,7 +235,8 @@ Textbox.propTypes = {
     channelId: React.PropTypes.string,
     messageText: React.PropTypes.string.isRequired,
     onInput: React.PropTypes.func.isRequired,
+    onKeyPress: React.PropTypes.func.isRequired,
     createMessage: React.PropTypes.string.isRequired,
-    onKeyDown: React.PropTypes.func.isRequired,
+    onKeyDown: React.PropTypes.func,
     supportsCommands: React.PropTypes.bool.isRequired
 };