Fix input text encoding issue

Issue id: #1
 - Name: Fix input text encoding issue
 - Description: Cyrillic character encoding problem
 - URL: #1
 - Status: FIXED

translate.sh

@@ -1,10 +1,10 @@
 #! /bin/bash
-
 ### Console Google Translate 
 ### Example usage:
 ### gttranslate <source_lng> <new_lng> <your text>
 ### This bash script is combine of this scripts https://gist.github.com/elFua/3342075 and https://gist.github.com/ayubmalik/149e2c7f28104f61cc1c862fe9834793
 ### Updated by Anodev https://github.com/OPHoperHPO/
+
 USAGE="
 Example usage: '$0 <source_lng> <new_lng> <your text>'
 Usage: '$0 en ru text'
@@ -29,17 +29,34 @@ if [ "$#" == "0" ]; then
     exit 1
 fi
 
+# Parse arguments to vars
 FROM_LNG=$1
 TO_LNG=$2
 
+# Fixed text encoding issue. Issue URL: https://github.com/OPHoperHPO/GT-bash-client/issues/1
+urlencode() {
+  # Code was copyied from https://gist.github.com/zhangkaiyulw/8793cd8641d270f1461a
+  local length="${#1}"
+  for (( i = 0; i < length; i++ )); do
+    local c="${1:i:1}"
+    case $c in
+      [a-zA-Z0-9.~_-]) printf "$c" ;;
+      *) printf "$c" | xxd -p -c1 |
+               while read x;
+               do printf "%%%s" "$(echo "$x" | tr "[:lower:]" "[:upper:]" )";
+               done
+    esac
+  done
+}
+
 shift 2
-QUERY=$*
-# Send text and language to google translate api
-base_url="https://translate.googleapis.com/translate_a/single?client=gtx&sl=${FROM_LNG}&tl=${TO_LNG}&dt=t&q="
-ua='Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/57.0.2987.133 Safari/537.36'
-qry=$( echo $@ | sed -E 's/\s{1,}/\+/g' )
-full_url=${base_url}${qry}
-response=$(curl -sA "${ua}" "${full_url}")
+# Parse arguments to vars
+qry=$(  urlencode "$*" ) # Get query from arguments and encode it to URL encoding
+# Define utility variables
+ua='Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/57.0.2987.133 Safari/537.36' #  User Agent
+url="https://translate.googleapis.com/translate_a/single?client=gtx&sl=${FROM_LNG}&tl=${TO_LNG}&dt=t&q=${qry}" # Google Translate url
+# Send encoded text and language to google translate api
+response=$(curl --tr-encoding  -sA "${ua}" "${url}")
 # Print only first translation from JSON
-translated=`echo ${response} | sed 's/","/\n/g' | sed -E 's/\[|\]|"//g' | head -1`
-echo $translated
+translated=$(echo "${response}" | sed 's/","/\n/g' | sed -E 's/\[|\]|"//g' | head -1)
+echo "$translated"