scripts/network.sh: use a list of hosts

- Use a list of hosts: google.com, github.com, example.com
- Script will try each in turn, stopping at the first one that connects
- Also fix she-bang and some quotes

- Tested with Wifi and Offline.

scripts/network.sh

@@ -1,9 +1,10 @@
-#/usr/bin/env bash
+#!/usr/bin/env bash
 
 #author: Dane Williams
 #script for gathering internet connectivity info
 #script is called in dracula.tmux program
 
+HOSTS="google.com github.com example.com"
 
 get_ssid()
 {
@@ -11,9 +12,9 @@ get_ssid()
 	case $(uname -s) in
 		Linux)
 			if iw dev | grep ssid | cut -d ' ' -f 2 &> /dev/null; then
-				echo $(iw dev | grep ssid | cut -d ' ' -f 2)
+				echo "$(iw dev | grep ssid | cut -d ' ' -f 2)"
 			else
-				echo ' Ethernet'
+				echo 'Ethernet'
 			fi
 		;;
 
@@ -21,7 +22,7 @@ get_ssid()
 			if /System/Library/PrivateFrameworks/Apple80211.framework/Resources/airport -I | grep -E ' SSID' | cut -d ':' -f 2 &> /dev/null; then
 				echo "$(/System/Library/PrivateFrameworks/Apple80211.framework/Resources/airport -I | grep -E ' SSID' | cut -d ':' -f 2)"
 			else
-				echo ' Ethernet'
+				echo 'Ethernet'
 			fi
 		;;
 
@@ -37,11 +38,15 @@ get_ssid()
 
 main()
 {
-	if ping -q -c 1 -W 1 github.com &>/dev/null; then
-		echo "$(get_ssid)"
-	else
-		echo ' Offline'
+	network="Offline"
+	for host in $HOSTS; do
+	    if ping -q -c 1 -W 1 $host &>/dev/null; then
+		    network="$(get_ssid)"
+		    break
 	    fi
+	done
+
+	echo " $network"
 }
 
 #run main driver function