From 1beb7dac5a29160e2c068fb1efb28e25d31a64cf Mon Sep 17 00:00:00 2001
From: iron <iron.invin@protonmail.com>
Date: Wed, 10 Oct 2018 20:57:31 +0100
Subject: [PATCH] added md5compare

---
 rename.sh | 21 +++++++++++++++------
 1 file changed, 15 insertions(+), 6 deletions(-)

diff --git a/rename.sh b/rename.sh
index 9dc617d..e91dbf4 100644
--- a/rename.sh
+++ b/rename.sh
@@ -3,6 +3,18 @@ NOEXIF='no_exif'
 MD5MATCH='md5_collision'
 DUPLICATE='duplicate'
 
+md5compare() {
+  file1md5=$(md5sum "$1" | awk '{print $1}')
+  echo $2
+  file2md5=$(md5sum "$2" | awk '{print $1}')
+  if [ "$file1md5" == "$file2md5" ]; then
+    echo "md5 clash"
+    mv $2 $MD5MATCH/$2
+  else
+    return 1
+  fi
+}
+
 if [ ! -d $MD5MATCH ]
   then
     mkdir $MD5MATCH
@@ -28,7 +40,6 @@ do
     #if ext = jpeg JPG jpg name = jpg
     folder="$(exiftool -d "%Y-%m" -CreateDate "$f" | awk '{print $4}')"
     filename="$(exiftool -d "%Y%-m-%d_%H-%M-%S" -CreateDate "$f" | awk '{print $4".jpg"}')"
-    #mv -n "$f" "$(exiftool -d "%Y%m%d_%H%M%S" -CreateDate "$f" | awk '{print $4".jpg"}')"
     echo $f
 
     if [[ -n $folder ]]
@@ -43,12 +54,10 @@ do
             echo $folder/$filename
             mv "$f" "$folder/$filename"
           else
-            if [[ ! -d $DUPLICATE/$folder ]]
-              then
-                mkdir $DUPLICATE/$folder
+            if ! md5compare "$folder/$filename" "$f"; then
+              echo $DUPLICATE/$folder/$filename
+              mv "$f" "$DUPLICATE/$f"
             fi
-            echo $DUPLICATE/$folder/$filename
-            mv "$f" "$DUPLICATE/$f"
         fi
       else
         echo "move to noexif"