fix url patterns with escape/unescape magic

scripts/hints.sh

@@ -1,6 +1,8 @@
 #!/usr/bin/env bash
 
 CURRENT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+COLON_ESCAPE_SEQUENCE="!!!!COLON!!!!"
+
 HINTS=(p o i u l k j t r e wj wt wr we ww wq wf wd ws wa qp qo qi qu ql qk qj qt qr qe qw qq qf qd qs qa fp fo fi fu fl fk fj ft fr fe fw fq ff fd fs fa dp do di du dl dk dj dt dr de dw dq df dd ds da sp so si su sl sk sj st sr se sw sq sf sd ss sa ap ao ai au al ak aj at ar ae aw aq af ad as aa)
 match_lookup_table=''
 
@@ -12,9 +14,22 @@ function highlight() {
   printf "\033[1;33m%s\033[0m" "$1"
 }
 
+function escape_colons(){
+  echo $1 | sed "s/:/$COLON_ESCAPE_SEQUENCE/${2:-g}"
+}
+
+function unescape_colons(){
+  echo $1 | sed "s/$COLON_ESCAPE_SEQUENCE/:/${2:-g}"
+}
+
+function escape_match() {
+  # escapes all colons except the first one
+  unescape_colons "$(escape_colons "$1")" "1"
+}
+
 function lookup_match() {
   local input=$1
-  echo -e "$match_lookup_table" | grep -i "^$input:" | cut -f2 -d:
+  unescape_colons $(echo -e "$match_lookup_table" | grep -i "^$input:" | cut -f2 -d:)
 }
 
 lines=''
@@ -31,11 +46,14 @@ i=0
 OLDIFS=$IFS
 IFS=$(echo -en "\n\b") # wtf bash?
 for match in $matches ; do
+  #TODO improve escape/unscape hackery here
+  match=$(escape_match "$match")
   hint=$(get_hint $i)
   linenumber=$(echo $match | cut -f1 -d:)
-  text=$(echo $match | cut -f2 -d:)
-  output=$(echo -ne "$output" | sed "${linenumber}s!$text!$(highlight $text) $(highlight "[$hint]")!g")
-  match_lookup_table="$match_lookup_table\n$hint:$text"
+  escaped_text=$(echo $match | cut -f2 -d:)
+  unescaped_text=$(unescape_colons $escaped_text)
+  output=$(echo -ne "$output" | sed "${linenumber}s!${unescaped_text//!/\\!}!$(highlight ${unescaped_text//!/\\!}) $(highlight "[${hint//!/\\!}]")!g")
+  match_lookup_table="$match_lookup_table\n$hint:$escaped_text"
   i=$((i + 1))
 done
 IFS=$OLDIFS