[chronojump] GetPersonByRFID downloaded image is stored on client image folder

[Xavier de Blas <xaviblas src gnome org>]

commit a63f671f3764c79c96728479b04d94028b3afd19
Author: Xavier de Blas <xaviblas gmail com>
Date:   Thu May 25 17:13:52 2017 +0200

    GetPersonByRFID downloaded image is stored on client image folder

 src/json.cs |   39 +++++++++++++++++++++++++++++++++++++--
 1 files changed, 37 insertions(+), 2 deletions(-)
---
diff --git a/src/json.cs b/src/json.cs
index 86c9e83..cea0473 100644
--- a/src/json.cs
+++ b/src/json.cs
@@ -361,14 +361,49 @@ public class Json
        
                LastPersonByRFIDWeight = Convert.ToDouble(Util.ChangeDecimalSeparator(weight));
                str = str.Substring(str.IndexOf('"') +1);
-               //LogB.Information("str:|" + str + "|");
+               LogB.Information("str:|" + str + "|");
                
-               string rfid = str.Substring(0, str.LastIndexOf('"'));
+               string rfid = str.Substring(0, str.IndexOf('"'));
                LogB.Information("rfid:|" + rfid + "|");
 
+               str = str.Substring(str.IndexOf('"') +4);
+               LogB.Information("str:|" + str + "|");
+
+               string image = str.Substring(0, str.LastIndexOf('"'));
+               LogB.Information("image:|" + image + "|");
+               LastPersonByRFIDImageURL = image;
+
                return new Person(Convert.ToInt32(id), player, rfid);
        }
 
+
+       //to retrieve images from flask (:5050)
+       private string getImagesUrl()
+       {
+               int posOfLastColon = serverUrl.LastIndexOf(':');
+               return serverUrl.Substring(0, posOfLastColon) + ":5000/static/images/";
+       }
+
+       //imageHalfUrl is "jugadors/*.jpg"
+       public bool DownloadImage(string imageHalfUrl, int personID)
+       {
+               try {
+                       using (WebClient client = new WebClient())
+                       {
+                               LogB.Information ("DownloadImage!!");
+                               LogB.Information (getImagesUrl() + imageHalfUrl);
+                               LogB.Information (Path.Combine(Path.GetTempPath(), personID.ToString()));
+                               client.DownloadFile(new Uri(getImagesUrl() + imageHalfUrl),
+                                               Path.Combine(Path.GetTempPath(), personID.ToString()));
+                       }
+               } catch {
+                       LogB.Warning("DownloadImage catched");
+                       return false;
+               }
+
+               return true;
+       }
+
        /*
        public bool UploadEncoderData()
        {