From: W. Trevor King <wking@drexel.edu>
Date: Wed, 11 May 2011 11:24:25 +0000 (-0400)
Subject: name-by-date.sh now falls back to 'Date and Time (original)' and similar.
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=37b4ae0ea5a5cba4f132c7d7e61183d423c330a0;p=blog.git

name-by-date.sh now falls back to 'Date and Time (original)' and similar.
---

diff --git a/posts/name-by-date/name-by-date.sh b/posts/name-by-date/name-by-date.sh
index 66de6c5..abfbc4c 100755
--- a/posts/name-by-date/name-by-date.sh
+++ b/posts/name-by-date/name-by-date.sh
@@ -28,7 +28,19 @@ while [ -n "$1" ]; do
 	FILE=$1
 	TYPE=$(file "$FILE" | grep JPEG)
 	if [ -n "$TYPE" ]; then
-		ASCII_DATE=$(exif -m -t 'Date and Time' "$FILE")  # 2010:07:02 08:36:20
+		FIELD_NAME='Date and Time'
+		ASCII_DATE=$(exif -m -t "$FIELD_NAME" "$FILE")  # 2010:07:02 08:36:20
+		if [ $? -ne 0 ]; then  # use similar field, e.g. 'Date and Time (original)'
+			FIELD=$(exif -m "$FILE" | grep "$FIELD_NAME" | head -n1)
+			FIELD_NAME=$(echo "$FIELD" | sed 's/\t.*//')
+			if [ -z "$FIELD_NAME" ]; then
+				echo "$FILE has no stored date"
+				ASCII_DATE=""
+			else
+				echo "$FILE using date from $FIELD_NAME"
+				ASCII_DATE=$(exif -m -t "$FIELD_NAME" "$FILE")  # 2010:07:02 08:36:20
+			fi
+		fi
 		DATE=$(echo "$ASCII_DATE" | sed 's/:/./g' | sed 's/ /./g')
 		if [ -z "$DATE" ]; then
 			echo "$FILE has no stored date"