notification of new mail in all folders

sometimes new mail is not necessarily in the inbox e.g. if mail server applies filters.  This commit lists all folders and works through each one giving a notification of mail for each folder.

bin/mailsync

@@ -1,5 +1,6 @@
 #!/bin/sh
-
+MAILDIR="$HOME/.local/share/mail"
+SYNCSTAT="$HOME/.config/mutt/.mailsynclastrun"
 # Sync mail and give notification if there is new mail.
 
 # Run only if user logged in (prevent cron errors)
@@ -31,17 +32,20 @@ fi
 syncandnotify() {
     acc="$(echo "$account" | sed "s/.*\///")"
     if [ -z "$opts" ]; then mbsync "$acc"; else mbsync "$opts" "$acc"; fi
-    new=$(find "$HOME/.local/share/mail/$acc/INBOX/new/" "$HOME/.local/share/mail/$acc/Inbox/new/" "$HOME/.local/share/mail/$acc/inbox/new/" -type f -newer "$HOME/.config/mutt/.mailsynclastrun" 2> /dev/null)
-    newcount=$(echo "$new" | sed '/^\s*$/d' | wc -l)
-    if [ "$newcount" -gt "0" ]; then
-        notify "$acc" "$newcount" &
-        for file in $new; do
-            # Extract subject and sender from mail.
-            from=$(awk '/^From: / && ++n ==1,/^\<.*\>:/' "$file" | perl -CS -MEncode -ne 'print decode("MIME-Header", $_)' | awk '{ $1=""; if (NF>=3)$NF=""; print $0 }' | sed 's/^[[:blank:]]*[\"'\''\<]*//;s/[\"'\''\>]*[[:blank:]]*$//')
-            subject=$(awk '/^Subject: / && ++n == 1,/^\<.*\>: / && ++i == 2' "$file" | head -n 1 | perl -CS -MEncode -ne 'print decode("MIME-Header", $_)' | sed 's/^Subject: //' | sed 's/^{[[:blank:]]*[\"'\''\<]*//;s/[\"'\''\>]*[[:blank:]]*$//' | tr -d '\n')
-	    messageinfo &
-        done
-    fi
+    folderlist="$(find "$MAILDIR"/"$acc"/*/new -type d 2>/dev/null | sed '/^\s*$/d')"
+    for folder in $folderlist; do
+	    new="$(find "$folder" -type f -newer "$SYNCSTAT" 2> /dev/null)"
+	    newcount=$(echo "$new" | sed '/^\s*$/d' | wc -l)
+	    if [ "$newcount" -gt "0" ]; then
+		notify "$acc" "$newcount" &
+		for file in $new; do
+		    # Extract subject and sender from mail.
+		    from=$(awk '/^From: / && ++n ==1,/^\<.*\>:/' "$file" | perl -CS -MEncode -ne 'print decode("MIME-Header", $_)' | awk '{ $1=""; if (NF>=3)$NF=""; print $0 }' | sed 's/^[[:blank:]]*[\"'\''\<]*//;s/[\"'\''\>]*[[:blank:]]*$//')
+		    subject=$(awk '/^Subject: / && ++n == 1,/^\<.*\>: / && ++i == 2' "$file" | head -n 1 | perl -CS -MEncode -ne 'print decode("MIME-Header", $_)' | sed 's/^Subject: //' | sed 's/^{[[:blank:]]*[\"'\''\<]*//;s/[\"'\''\>]*[[:blank:]]*$//' | tr -d '\n')
+		    messageinfo &
+		done
+	    fi
+    done
 }
 
 # Sync accounts passed as argument or all.