Fix input bug

A newline input doesn't result in an error anymore.

uninstall.sh

@@ -13,7 +13,8 @@ echo "2.Disable shellnotes and all its commands, but keep the files in your syst
 echo "3.Enable shellnotes."
 echo ""
 echo -n "[1,2,3]: " && read option
-if [ $option = "1" ]; then
+
+case $option in 1 )
 	if [ -e ~/.shellnotes/.shellnotes.sh ]; then
 		echo -n "Are you sure you want to delete Shellnotes?[Y/N]: " && read delete
 		case $delete in y|Y|YES|Yes|yes )
@@ -82,9 +83,9 @@ if [ $option = "1" ]; then
    		./uninfailed
 	    cd $DIR
 	fi
+esac
 
-
+case $option in 2 )
-elif [ $option = "2" ]; then
 	if grep 'return' <~/.shellnotes/.shellnotes.sh >/dev/null; then
 		echo "Shellnotes is already disabled."
 		cd ~/.shellnotes/util/exec
@@ -94,7 +95,9 @@ elif [ $option = "2" ]; then
 		sed -i '2 i\return 0 #Shellnotes is disabled by the user. Do not change this line.' ~/.shellnotes/.shellnotes.sh
 		echo "Shellnotes is now disabled. To enable, run this script again and choose option (3)."
 	fi
-elif [ $option = "3" ]; then
+esac
+
+case $option in 3 )
 	if grep 'return' <~/.shellnotes/.shellnotes.sh >/dev/null; then
 		sed -i '2d' ~/.shellnotes/.shellnotes.sh
 		echo "Shellnotes is now enabled. Please restart your terminal."
@@ -104,9 +107,10 @@ elif [ $option = "3" ]; then
    		./enfailed
 	   	cd $DIR
 	fi
-else
+esac
-	echo "This is not an option."
-fi
-
 
 
+case $option in
+	(*[a-zA-Z]* | "" )
+		echo "Invalid input."
+esac

util/delnote.sh

@@ -11,6 +11,12 @@ function delnote() {
 	else
 		delete=$1
 	fi
+
+	if [ -z $delete ]; then
+		echo "Invalid input."
+		return 0
+
+	else
 		if [[ $1 == "-all" ]]; then
 				cd $DEFAULT_PATH
 				rm -f *
@@ -19,8 +25,10 @@ function delnote() {
 				str="All files deleted from $DEFAULT_PATH" 
 				underlines=$(echo "$str" | tr -c '\010' '-')
 				echo "$str\n$underlines"
+			
 		else
 			cd $DEFAULT_PATH
+
 			if [ -e $delete ]; then
 				rm $delete
 				clear
@@ -29,8 +37,9 @@ function delnote() {
 				underlines=$(echo "$str" | tr -c '\010' '-')
 				echo "$str\n$underlines"
 			else
-				echo "No such file."
+				echo "Invalid argument or parameter given."
 				cd $DIR
 		fi
 	fi
+fi
 }

util/findmisplacednote.sh

@@ -11,6 +11,12 @@ function findmisplacednote() {
 	else
 		notename=$1
 	fi
+
+	if [ -z $notename ]; then
+		echo "Invalid input."
+		return 0
+	else
 		echo "Possible locations: "
 		find ~/ -iname $notename -print 2>/dev/null
+	fi
 }

util/findnote.sh

@@ -11,6 +11,11 @@ function findnote() {
 	else
 		notename=$1
 	fi
+	
+	if [ -z $notename ]; then
+		echo "Invalid input."
+		return 0
+	else
 		cd $DEFAULT_PATH
 		if [ -e $notename ]; then
 			echo "File was found in your Notes folder."
@@ -19,6 +24,7 @@ function findnote() {
 			echo "Try 'findmisplacednote' to find the original file."
 
 		fi
-	cd $DIR		
+	fi
 
+	cd $DIR		
 }

util/l/l.sh

@@ -16,9 +16,15 @@ case $1 in -l|--logs )
 	echo "4. update errors"
 	echo "5. uninstallation errors"
 	echo "6. set-defaults errors"
+	echo
 	echo "For more info about which one to choose, read /docs/system/loggingsystem.txt"
 	echo
 	echo -n "[1,2,3,4,5]: " && read input
+	if [ -z $input ]; then
+		echo "Invalid input."
+		return 0
+	else
+
 		if [ $input = 1 ]; then
 			less ~/.shellnotes/logs/disfailed.txt
 		elif [ $input = 2 ]; then
@@ -34,4 +40,5 @@ case $1 in -l|--logs )
 		else
 			echo "Invalid input."
 		fi
+	fi
 esac

util/newnote.sh

@@ -6,11 +6,13 @@ in /docs/github/ for its full text.
 info
 
 function newnote() {
-cd $DEFAULT_PATH
+
-$NOTES_EDITOR 
+	cd $DEFAULT_PATH
-clear
+	$NOTES_EDITOR 
-cd $DIR
+	clear
-str="Note created in $DEFAULT_PATH" 
+	cd $DIR
-underlines=$(echo "$str" | tr -c '\010' '-')
+	str="Note created in $DEFAULT_PATH" 
-echo "$str\n$underlines"
+	underlines=$(echo "$str" | tr -c '\010' '-')
+	echo "$str\n$underlines"
+
 }

util/noteinfo.sh

@@ -11,12 +11,20 @@ function noteinfo() {
 	else
 		notename=$1
 	fi
+
+	if [ -z $notename ]; then
+		echo "Invalid input."
+		return 0
+	else
 		cd $DEFAULT_PATH
 		if [ -e $notename ]; then
 			wc $notename
 			echo "(lines/words/chars/name)"
-else
+		else
 			echo "That note doesn't exist."
-fi
+		fi
+	fi
+
 cd $DIR
+
 }

util/quicknote.sh

@@ -6,19 +6,26 @@ in /docs/github/ for its full text.
 info
 
 function quicknote() {
-if [ $# -eq 0 ]; then
+	if [ $# -eq 0 ]; then
 		echo -n "Enter note name: " && read notename
-else
+	else
 		notename=$1
-fi
+	fi
-cd $DEFAULT_PATH
+
-if [ -e $notename ]; then
+	if [ -z $notename ]; then
+		echo "Invalid input."
+		return 0
+
+	else
+
+		cd $DEFAULT_PATH
+		if [ -e $notename ]; then
 			clear
 			echo "This note already exists."
 			cd ..
 			echo -n "Do you want to read it?[Y/N]: " && read readquicknote
 			
-else
+		else
 			touch $notename
 			$QUICK_NOTES_EDITOR $notename
 			cd $DIR
@@ -27,9 +34,9 @@ else
 			underlines=$(echo "$str" | tr -c '\010' '-')
 			echo "$str\n$underlines"
 				
-fi
+		fi
 
-case $readquicknote in y|Y|YES|Yes|yes )
+		case $readquicknote in y|Y|YES|Yes|yes )
 			clear
 			cd $DEFAULT_PATH
 			if [[ -e $notename ]]; then
@@ -37,6 +44,9 @@ case $readquicknote in y|Y|YES|Yes|yes )
 			else
 				echo "This note is blank."
 			fi
-esac
+		esac
+		
+	fi
+	
 	cd $DIR
 }

util/readnote.sh

@@ -12,6 +12,12 @@ function readnote() {
 		notename=$1
 	fi
 
+	if [ -z $notename ]; then
+		echo "Invalid input."
+		return 0
+
+	else
+
 		cd $DEFAULT_PATH
 		if [ -e $notename ]; then
 			chmod 0444 $notename
@@ -30,5 +36,5 @@ function readnote() {
 			
 		clear
 		cd $DIR
-
+	fi
 }

util/renamenote.sh

@@ -15,6 +15,19 @@ function renamenote() {
 		newnotename=$2
 	fi
 
+
+	if [ -z $notename ]; then
+		echo "Invalid input."
+		cd $DIR
+		return 0
+
+	elif [ -z $newnotename ]; then
+		echo "Invalid input."
+		cd $DIR
+		return 0
+
+	else
+
 		if [ -e $notename ]; then
 			if [ -e $newnotename ]; then
 				echo "There is another note named '$newnotename' in your Notes folder."
@@ -31,4 +44,6 @@ function renamenote() {
 		fi
 		
 	cd $DIR
+
+	fi
 }