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feat: replace having to write string with having to solve math problem

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This commit is contained in:
Krzysztof kuhy Rudnicki 2025-04-05 15:05:06 +02:00
parent 389078a81f
commit de7575f703
1 changed files with 74 additions and 30 deletions
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104
scripts/pacman_wrapper.sh
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@ -72,44 +72,88 @@ function check_for_steam() {
return 1 # No restricted package found
}
# Function to prompt for a generated random string
function prompt_for_random_string() {
echo -e "${YELLOW}WARNING: You are trying to install Steam.${NC}"
# Function to prompt for solving a math problem
function prompt_for_math_solution() {
echo -e "${YELLOW}WARNING: You are trying to install a restricted package.${NC}"
# Generate a random 32-character string
random_string=$(cat /dev/urandom | tr -dc 'a-zA-Z0-9' | head -c 32)
# Generate a random math problem
operation_type=$((RANDOM % 5 + 1))
echo -e "${YELLOW}To confirm installation, please type (not copy/paste) this exact string:${NC}"
echo -e "${YELLOW}The string will be displayed for 10 seconds only.${NC}"
echo -e "${YELLOW}Get ready to type...${NC}"
sleep 2
case $operation_type in
1) # Addition
num1=$((RANDOM % 90 + 10))
num2=$((RANDOM % 90 + 10))
problem="$num1 + $num2"
solution=$((num1 + num2))
;;
2) # Subtraction
num1=$((RANDOM % 90 + 10))
num2=$((RANDOM % 90 + 10))
# Make sure num1 > num2 for positive result
if [[ $num1 -lt $num2 ]]; then
temp=$num1
num1=$num2
num2=$temp
fi
problem="$num1 - $num2"
solution=$((num1 - num2))
;;
3) # Multiplication
num1=$((RANDOM % 15 + 2))
num2=$((RANDOM % 15 + 2))
problem="$num1 * $num2"
solution=$((num1 * num2))
;;
4) # Division (with whole number result)
num2=$((RANDOM % 10 + 2))
num1=$((num2 * (RANDOM % 10 + 1)))
problem="$num1 / $num2"
solution=$((num1 / num2))
;;
5) # Mixed with parentheses
num1=$((RANDOM % 20 + 5))
num2=$((RANDOM % 10 + 2))
num3=$((RANDOM % 20 + 5))
# Random sub-operation
sub_op=$((RANDOM % 3 + 1))
case $sub_op in
1)
problem="($num1 + $num2) * $num3"
solution=$(((num1 + num2) * num3))
;;
2)
if [[ $num1 -lt $num2 ]]; then
temp=$num1
num1=$num2
num2=$temp
fi
problem="($num1 - $num2) * $num3"
solution=$(((num1 - num2) * num3))
;;
3)
problem="$num1 * ($num2 + $num3)"
solution=$((num1 * (num2 + num3)))
;;
esac
;;
esac
# Display string character by character with spaces to prevent easy copying
echo -e "${CYAN}"
for ((i=0; i<${#random_string}; i++)); do
# Add random spacing and line breaks to make copying harder
if ((i % 8 == 0)) && ((i > 0)); then
echo ""
fi
printf " %c " "${random_string:$i:1}"
done
echo -e "${NC}"
echo -e "${YELLOW}To confirm installation, please solve this math problem:${NC}"
echo -e "${CYAN}$problem = ?${NC}"
# Set a timer to clear the string
(sleep 10 && echo -e "\033[2J\033[H" && echo -e "${YELLOW}Time's up! Enter the string you memorized:${NC}") &
timer_pid=$!
echo -e "${YELLOW}Enter the string shown above:${NC}"
echo -e "${YELLOW}Enter your answer:${NC}"
read -r user_input
# Kill the timer if it's still running
kill $timer_pid &>/dev/null
# Trim whitespaces from user input
user_input=$(echo $user_input | xargs)
if [[ "$user_input" == "$random_string" ]]; then
echo -e "${GREEN}String matched. Proceeding with installation...${NC}"
if [[ "$user_input" == "$solution" ]]; then
echo -e "${GREEN}Correct! Proceeding with installation...${NC}"
return 0
else
echo -e "${RED}Error: String did not match. Steam installation aborted.${NC}"
echo -e "${RED}Incorrect answer. Installation aborted. The correct answer was $solution.${NC}"
return 1
fi
}
@ -122,7 +166,7 @@ fi
# Check if trying to install steam
if check_for_steam "$@"; then
prompt_for_random_string
prompt_for_math_solution
if [[ $? -ne 0 ]]; then
exit 1
fi