From da93c80d4aa96221c1204f595b330a1169dc816b Mon Sep 17 00:00:00 2001
From: Damien De Paoli <ddp@depaoli.id.au>
Date: Sun, 31 Jan 2021 14:48:53 +1100
Subject: [PATCH] exif for dates added

---
 pa_job_manager.py | 47 ++++++++++++++++++++++++++++++++++++-----------
 1 file changed, 36 insertions(+), 11 deletions(-)

diff --git a/pa_job_manager.py b/pa_job_manager.py
index 9f8feae..cc5c7b3 100644
--- a/pa_job_manager.py
+++ b/pa_job_manager.py
@@ -34,7 +34,7 @@ import glob
 from PIL import Image, ImageOps
 from pymediainfo import MediaInfo
 import hashlib
-#import exifread
+import exifread
 import base64
 import numpy
 import cv2
@@ -44,6 +44,7 @@ import io
 import face_recognition
 import re
 
+
 DEBUG=1
 
 # an Manager, which the Session will use for connection resources
@@ -473,6 +474,39 @@ def HandleAnyFSDeletions(job):
         rm_cnt+=1
     return rm_cnt
 
+def GetDateFromFile(file, stat):
+    # try exif
+    try:
+        print(f"trying exif read of {file}")
+        f = open(file, 'rb')
+        tags = exifread.process_file(f)
+        date_str, time_str = str(tags["EXIF DateTimeOriginal"]).split(" ")
+        print(date_str)
+        year, month, day = date_str.split(":")
+        year=int(year)
+        month=int(month)
+        day=int(day)
+        print(year)
+        check = datetime( year, month, day )
+        print( f"check={check}" )
+    except:
+        # try parsing filename
+        try:
+            m=re.search( '(\d{4})(\d{2})(\d{2})', file)
+            year=int(m[1])
+            month=int(m[2])
+            day=int(m[3])
+            check2 = datetime( year, month, day )
+            print( f"check2={check2}" )
+        # give up and use file sys date
+        except:
+            year, month, day, _, _, _, _, _, _ = datetime.fromtimestamp(stat.st_ctime).timetuple()
+    c=date(year, month, day).isocalendar()
+    woy=c[1]
+    print(f"DEL ME: year={year}, month={month}, day={day}")
+    return year, month, day, woy
+
+
 def JobImportDir(job):
     JobProgressState( job, "In Progress" )
     settings = session.query(Settings).first()
@@ -521,17 +555,8 @@ def JobImportDir(job):
                 else:
                     type_str = 'Unknown'
                 fsize = round(stat.st_size/(1024*1024))
-                m=re.search( '(\d{4})(\d{2})(\d{2})', fname)
-                if m:
-                    year=int(m[1])
-                    month=int(m[2])
-                    day=int(m[3])
-                else:
-                    year, month, day, _, _, _, _, _, _ = datetime.fromtimestamp(stat.st_ctime).timetuple()
-                print(f"year={year}, month={month}, day={day}")
-                c=date(year, month, day).isocalendar()
-                woy=c[1]
 
+                year, month, day, woy = GetDateFromFile(fname, stat)
                 e=AddFile( job, basename, type_str, fsize, dir, year, month, day, woy )
             else:
                 e=session.query(Entry).filter(Entry.name==basename).first()