git.slaskete.net - einar-bin/blob - imgurgame.bash

   1 #!/bin/bash
   2 # Because why not? curl must be installed
   3
   4 readonly BROWSER="google-chrome"
   5
   6 # Create a random imgur url that may or may not be valid
   7 imgururl() {
   8   # 1/3 chance for length of 5, 6 or 7 length string
   9   STRLN=$((5 + ${RANDOM} % 3))
  10   local ID=$(cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold -w ${STRLN} | head -n 1)
  11   echo "http://i.imgur.com/${ID}.jpg"
  12 }
  13
  14 # Test if we found a valid URL
  15 testimgur() {
  16   local URL=${1}
  17   local RESULT=$(curl -s -o /dev/null -I -w "%{http_code}" ${URL})
  18   if [[ ${RESULT} == "200" ]]; then
  19     echo true
  20   else
  21     echo false
  22   fi
  23 }
  24
  25 main() {
  26   local FAIL=0
  27   while true; do
  28     local URL=$(imgururl)
  29     if [[ $(testimgur ${URL}) == "true" ]]; then
  30       echo "Found ${URL} after ${FAIL} failed tries"
  31       ${BROWSER} ${URL} > /dev/null 2>&1
  32       local FAIL=0
  33     else
  34       ((FAIL++))
  35     fi
  36   done
  37 }
  38
  39 main