dotfiles/bin/s at master · ssh0/dotfiles · GitHub

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#!/bin/bash
# written by Shotaro Fujimoto (https://github.com/ssh0)
#
#=#=#=
# ```
# Name:
#       s - Search from terminal
#
# Usage:
#       s <search_provider> <search_queries>...
#       s [(-g | --gui)] <search_provider> <search_queries>...
#       s [(-t | --target) <browser>] <search_provider> <search_queries>...
#       s (-l | --list)
#       s (-h | --help)
#
# Options:
#       -h --help    Show help message
#       -t --target  Set the browser to use (-g option is already enabled)
#       -l --list    Show search providers list
#       -g --gui     Force search in GUI browser
#
# Environment Variables:
#       $BROWSERCLI   browser used in terminal
#       $BROWSER      GUI browser
# ```
#=#=

script_dir="$(builtin cd "$(dirname "${BASH_SOURCE:-${(%):-%N}}")" && pwd)"
script_file="${script_dir}/s"
providers="${script_dir}/s_provider"

# default: Google search, use $BROWSERCLI
url="https://www.google.com/search?q=%s"
gui=false

usage() {
  sed -n '/^#=#=#=/,/^#=#=/p' ${script_file} \
    | sed -e '1d;$d' \
    | cut -b3- \
    | grep -v "\`\`\`"
}

list_providers() {
  local lists="$(grep -e "^# \"" "${providers}" | sed 's/\"//g' | cut -b3-)"
  if [[ "$1" = "zsh" ]]; then
    echo "${lists}" | awk -F ": " '{ printf("%s:%s\n",$1,$2) ;}'
  else
    echo "${lists}" | awk -F ": " '{ printf("%5s :%s\n",$1,$2) ;}'
  fi
}

for arg in "$@"; do
  shift
  case "$arg" in
    "--help") set -- "$@" "-h" ;;
    "--target") set -- "$@" "-t" ;;
    "--list") set -- "$@" "-l" ;;
    "--gui") set -- "$@" "-g" ;;
    *)        set -- "$@" "$arg" ;;
  esac
done

while getopts gt:l:h OPT; do
  case $OPT in
    "g") gui=true ;;
    "t") gui=true
         s_browser="${OPTARG}"
         case ${s_browser} in
           "firefox") s_browser="firefox --new-tab" ;;
           "private") s_browser="firefox --private-window" ;;
           "chromium") s_browser="chromium-browser -new-tab" ;;
           "chrome") s_browser="google-chrome -new-tab" ;;
           "opera") s_browser="opera -newtab " ;;
           "operaprivate") s_browser="opera -newprivatetab" ;;
           "luakit") s_browser="luakit -n" ;;
           "w3m") s_browser="urxvt -e w3m" ;;
         esac ;;
    "l") list_providers "${OPTARG}"; exit 0 ;;
    "h") usage; exit 0 ;;
      *) usage; exit 1 ;;
  esac
done

shift $((OPTIND-1))

while read l; do
  alis="$(echo "$l" | cut -d, -f1)"
  if [[ "$1" = ${alis} ]]; then
    url="$(echo "$l" | cut -d, -f2)"
    gui=$($gui || echo "$l" | cut -d, -f3)
    shift 1
    break
  fi
done < <(grep -Ev '^#|^$' "${providers}")

[[ -n "$1" ]] && query="$1" || {
    echo "At least one search term will be needed."; exit 1
    }

shift 1
for q in $@; do
  query="$query%20$q"
done

url="$(printf "$url" "$query")"

if $gui; then
  ${s_browser:-$BROWSER} "$url" 2> /dev/null &
else
  if [[ -n "$TMUX" ]]; then
    if [[ $(tput cols) -gt 160 ]]; then
      tmux split-window -h -p 70 $BROWSERCLI "$url"
    else
      tmux new-window $BROWSERCLI "$url"
    fi
  else
    $BROWSERCLI "$url"
  fi
fi