quotes prevent glob and word splitting + spelling

bar.sh

@@ -20,7 +20,7 @@ else
 	OUTPUT_CACHE="/home/$USER/.config/dwmbar/.cache/"
 fi
 
-source $CONFIG_FILE
+source "$CONFIG_FILE"
 
 OUTPUT=""
 
@@ -28,7 +28,7 @@ get_bar()
 {
 	for module in $MODULES; do
 		if [[ $INTERNET -eq 0 ]] || [[ $ONLINE_MODULES != *"$module"* ]];then
-			module_out="$(cat $OUTPUT_CACHE$module | sed 's/\.$//g')"
+			module_out="$(cat "$OUTPUT_CACHE""$module" | sed 's/\.$//g')"
 			bar="$bar$module_out"
 		fi
 	done
@@ -41,9 +41,9 @@ run_module()
 {
 	if [[ -f "$CUSTOM_DIR$1" ]]
 	then
-		out="$($CUSTOM_DIR$1)"
+		out="$("$CUSTOM_DIR""$1")"
 	else
-		out="$($DEFAULT_MODULES_DIR$1)"
+		out="$("$DEFAULT_MODULES_DIR""$1")"
 	fi
 
 	if [[ "$out" = " " ]]; then
@@ -58,17 +58,17 @@ run()
 {
 	for module in $MODULES; do
 		[[ ! -f "$OUTPUT_CACHE$module" ]] && touch "$OUTPUT_CACHE$module"
-		pgrep $module &> /dev/null
+		pgrep "$module" &> /dev/null
 		notrunning=$([[ $? -eq 1 ]])
 		if $notrunning && [[ $INTERNET -eq 0 ]]; then
-			run_module $module
+			run_module "$module"
 		elif $notrunning && [[ $INTERNET -eq 1 ]]; then
-			[[ "$ONLINE_MODULES" != *"$module"* ]] && run_module $module
+			[[ "$ONLINE_MODULES" != *"$module"* ]] && run_module "$module"
 		fi
 	done
 
 	get_bar
-	sleep $DELAY;
+	sleep "$DELAY";
 }
 
 run

config

@@ -15,6 +15,6 @@ CUSTOM_DIR="/home/$USER/.config/dwmbar/modules/custom/"
 # Separator between modules
 SEPARATOR=" | "
 
-# Padding at the end and beggining of the status bar
+# Padding at the end and beginning of the status bar
 RIGHT_PADDING=" "
 LEFT_PADDING=" "

modules/disksize

@@ -1,6 +1,6 @@
 #!/bin/bash
 
-# Prints out the total disk memory and the availeable memory
+# Prints out the total disk memory and the available memory
 
 PREFIX=' '
 

modules/networkdowntraffic

@@ -6,13 +6,13 @@ PREFIX=' '
 
 get_down_traffic()
 {
-    RECIEVE1=0
-    RECIEVE2=0
+    RECEIVE1=0
+    RECEIVE2=0
 
     IFACES=$(ip -o link show | awk -F': ' '{print $2}')
     for IFACE in $IFACES; do
         if [ $IFACE != "lo" ]; then
-            RECIEVE1=$(($(ip -s -c link show $IFACE | tail -n3 | head -n 1 | cut -d " " -f5) + $RECIEVE1))
+            RECEIVE1=$(($(ip -s -c link show $IFACE | tail -n3 | head -n 1 | cut -d " " -f5) + $RECEIVE1))
         fi
     done
     
@@ -21,11 +21,11 @@ get_down_traffic()
     IFACES=$(ip -o link show | awk -F': ' '{print $2}')
     for IFACE in $IFACES; do
         if [ $IFACE != "lo" ]; then
-            RECIEVE2=$(($(ip -s -c link show $IFACE | tail -n3 | head -n 1 | cut -d " " -f5) + $RECIEVE2))
+            RECEIVE2=$(($(ip -s -c link show $IFACE | tail -n3 | head -n 1 | cut -d " " -f5) + $RECEIVE2))
         fi
     done
     
-    echo "$PREFIX$(expr $(expr $RECIEVE2 - $RECIEVE1 ) / 1000)KB/s"
+    echo "$PREFIX$(expr $(expr $RECEIVE2 - $RECEIVE1 ) / 1000)KB/s"
 }
 
 get_down_traffic

modules/publicip

@@ -1,6 +1,6 @@
 #!/bin/bash
 
-# Prints out your public IP adress
+# Prints out your public IP address
 # Depends on curl
 
 PREFIX=' '