#!/bin/bash
### arguments:
# $1: the URI we're starting
# $2: the "referer" of the URI we're starting.
##might have to configure me.
ASKUSER="dmenu -p"
uri="${1}"
scheme="$(printf "%s\n" "$uri" | uricut -s)"
### experimental crap.. let's comment it out for now.
#if grep '\+' <<< "$scheme" 2>&1 >/dev/null;then
#  echo "dunno wtf yet"
#  scheme1="$(printf "%s\n" "$scheme" | cut -d+ -f1)+"
#  scheme2="+$(printf "%s\n" "$scheme" | cut -d+ -f2)"
#  echo $scheme1
#  echo $scheme2
#  line1="$(grep "^${scheme1}:"$'\t' ~/.config/uristart.conf | tr -s '\t ' | cut -f2- | sed 's/^[ \t]//g' | sed 's/\\n/\\\\n/g')"
#  line2="$(grep "^${scheme2}:"$'\t' ~/.config/uristart.conf | tr -s '\t ' | cut -f2- | sed 's/^[ \t]//g' | sed 's/\\n/\\\\n/g')"
#  echo $line1
#  echo $line2
#  pipeline1="$(printf "%s\n" "$uri" | sed 's/'\''/'\''\\'\'''\''/g' | uriprintf "$line1" )"
#  pipeline2="$(printf "%s\n" "$uri" | sed 's/'\''/'\''\\'\'''\''/g' | uriprintf "$line2" )"
#  echo "$pipeline1"
#  echo "$pipeline2"
#  mknod /tmp/p p
#  cat /tmp/p | bash -xc "$pipeline1" | bash -xc "$pipeline2" > /tmp/p
#else
  line="$(grep "^${scheme}:" ~/.config/uristart.conf | cut -d: -f2- | sed 's/^[ \t]//g')"
  if printf "%s\n" "$uri" | urimatch nP >/dev/null;then
    proto="$(grep ^"$scheme"'[\t ]' /etc/services | tr -s '\t ' | cut -f2 | cut -d/ -f1 | head -n1)"
    if [ ! "$proto" ]; then
      proto=tcp
    fi
    uri="$(cat <(printf "%s\n" "$uri" | uricut) \
               <(getsrv $(printf "%s\n" "$uri" | uriprintf '%s '"$proto"' %d') 2>&- | tr ':' ' ' | sed 's/ /_port: /' | sed 's/^/domain: /' | tr _ '\n') \
            | urijoin)"
    printf "srv (%s) modified uri: %s\n" "$proto" "$uri" >&2
  fi
  if printf "%s\n" "$uri" | urimatch nP >/dev/null;then #if we *still* don't have a port
    uri="$(cat <(printf "%s\n" "$uri" | uricut) \
               <(grep ^"$scheme"'[\t ]' /etc/services | tr -s '\t ' | cut -f2 | cut -d/ -f1 | head -n1 | sed 's/^/port: /') \
            | urijoin)"
    printf "getent modified uri: %s\n" "$uri" >&2
  fi
  echo "the uri we're using: $uri"
  if [ "$line" = "" ];then
    line="$(printf "" | $ASKUSER "protocol scheme (${scheme}) not configured yet. enter new pipeline to use:")"
    if [ "$line" = "" ];then
      echo "user noped on entering new pipeline" >&2
      exit 1
    fi
    printf '%s:\t%s\n' "${scheme}" "${line}" >> ~/.config/uristart.conf
  fi
  ## uri *might* contain pattern matching special characters. :/
  ## which could break things in weird and exciting ways
  if ! cut '-d ' -f1 ~/.cache/uristart.log | grep -Fx "$uri" 2>&1 >/dev/null;then #only log URIs that aren't already listed
    if [ "$2" ];then
      printf "%s %s\n" "$uri" "$2" >> ~/.cache/uristart.log
    else
      printf "%s\n" "$uri" >> ~/.cache/uristart.log
    fi
  fi
  eval "$(printf "%s\n" "$uri" | sed 's/'\''/'\''\\'\'''\''/g' | uriprintf "$line")"
#fi