fixes mm-1245 filenames are now url escaped

api/file.go

@@ -114,7 +114,7 @@ func uploadFile(c *Context, w http.ResponseWriter, r *http.Request) {
 			return
 		}
 
-		fileUrl := c.TeamUrl + "/api/v1/files/get/" + channelId + "/" + c.Session.UserId + "/" + uid + "/" + files[i].Filename
+		fileUrl := c.TeamUrl + "/api/v1/files/get/" + channelId + "/" + c.Session.UserId + "/" + uid + "/" + url.QueryEscape(files[i].Filename)
 		resStruct.Filenames = append(resStruct.Filenames, fileUrl)
 	}
 

web/react/components/view_image.jsx

@@ -165,7 +165,7 @@ module.exports = React.createClass({
                                                 <span className="text"> | </span>
                                             </div>
                                         : "" }
-                                        <a href={this.props.filenames[id]} download={name} className="text">Download</a>
+                                        <a href={this.props.filenames[id]} download={decodeURIComponent(name)} className="text">Download</a>
                                     </div>
                                 </div>
                                 {loading}