Add dbus functionality to URL handler to send LM to any running viewers,...

Add dbus functionality to URL handler to send LM to any running viewers, instead of always attempting to launch a new instance

indra/newview/linux_tools/handle_secondlifeprotocol.sh

 #!/bin/bash
 
-# Send a URL of the form secondlife://... to Second Life.
+# Send a URL of the form secondlife://... to any running viewer, if not, launch Alchemy viewer.
 #
 
+#enable or disable debugging code
+debug=0
+
 URL="$1"
 
 if [ -z "$URL" ]; then
-    echo Usage: $0 secondlife://...
+    echo "Usage: $0 [ secondlife://  | hop:// ] ..."
     exit
 fi
 
 RUN_PATH=`dirname "$0" || echo .`
-cd "${RUN_PATH}/.."
-
-exec ./alchemy -url \'"${URL}"\'
+#ch "${RUN_PATH}"
 
+# Use pgrep to return the NUMBER of matching processes, not their IDs. Stragely returning IDs via pidof will cause the script to fail at random, even when it shouldn't.
+# pgrep -c returns 0 to show if process (any matching viewer) is not running, 
+if [ `pgrep -c do-not-directly` != 0 ]; then
+	if [ $debug == 1 ]; then
+		zenity --info --text="pgrep passed\!" --title="secondlife_protocol"
+	fi
+	exec dbus-send --type=method_call --dest=com.secondlife.ViewerAppAPIService /com/secondlife/ViewerAppAPI com.secondlife.ViewerAppAPI.GoSLURL string:"$1"
+else
+	if [ $debug == 1 ]; then
+		zenity --info --text="pgrep fail\!" --title="secondlife_protocol"
+	fi
+	cd "${RUN_PATH}"/..
+	#Go to .sh location (/etc), then up a directory to the viewer location
+	exec ./alchemy -url \'"${URL}"\'
+fi
+`