Fix shit done on omz_urlencode rework by someone

Bad usage of zparseopts

lib/functions.zsh

@@ -120,12 +120,15 @@ zmodload zsh/langinfo
 #    -P causes spaces to be encoded as '%20' instead of '+'
 function omz_urlencode() {
   emulate -L zsh
-  zparseopts -D -E -a opts r m P
+  local -a opt_path opt_reserved opt_mark
+  zparseopts -D -E r=opt_reserved m=opt_mark P=opt_path
 
   local in_str=$1
   local url_str=""
-  local spaces_as_plus
-  if [[ -z $opts[(r)-P] ]]; then spaces_as_plus=1; fi
+  local spaces_as_plus=1
+  if [[ ! -z $opt_path ]]; then
+    spaces_as_plus=
+  fi
   local str="$in_str"
 
   # URLs must use UTF-8 encoding; convert str to UTF-8 if required
@@ -146,11 +149,11 @@ function omz_urlencode() {
   local reserved=';/?:@&=+$,'
   local mark='_.!~*''()-'
   local dont_escape="[A-Za-z0-9"
-  if [[ -z $opts[(r)-r] ]]; then
+  if [[ ! -z $opt_reserved ]]; then
     dont_escape+=$reserved
   fi
   # $mark must be last because of the "-"
-  if [[ -z $opts[(r)-m] ]]; then
+  if [[ ! -z $opt_mark ]]; then
     dont_escape+=$mark
   fi
   dont_escape+="]"