#!/bin/bash

##################################################
# Imports
##################################################

if [ "$goboCrossCompiling" ]
then
    unset goboCrossCompiling
    unset goboPrefix
fi

. ScriptFunctions
Import OptionParser
Import File
Import GoboLinux
Import Compile

##################################################
# Options and configuration
##################################################

Parse_Conf Compile.conf

helpOnNoArguments=yes
scriptDescription="Fetch a recipe and insert it in the recipes tree."
scriptCredits="(C) 2003-2004 Carlo Calica et al. Released under the GNU GPL."
scriptUsage="[<recipe-url>|<recipe-path>|<program-name> [program-version]]"
#scriptNotes="A full path to a recipe [that can be an url, a compressed local" \
#"recipe or an uncompressed one] is received, and the recipe is placed in" \
#"$compileGetRecipeDir"
Add_Option_Boolean "W" "no-web" "Do not check remote site for recipes."

Parse_Options "$@"

unset noweb
Boolean "no-web" && noweb="--no-web"

##################################################
# Prepare Environment
##################################################

Check_Dir_Variable compileGetRecipeDir
# Ensure that current user can read and write recipes
[ -z "$ROOTLESS_GOBOLINUX" ] && [ ! -w "$compileGetRecipeDir" -o ! -x "$compileGetRecipeDir" ] && $sudo_exec chown `whoami` "$compileGetRecipeDir"

if ! Is_URL "$(Arg 1)" && ! { echo "$(Arg 1)" | Quiet grep "/" ;} && ! [ -f "$(Arg 1)" ]
then
   url=`FindPackage --type=recipe $noweb $(Arg 1) $(Arg 2)`
   if [ "${url}" ]
   then
      GetRecipe $noweb "${url}"   
      exit $?
   else
      Log_Terse "Recipe for" $(Arg 1) $(Arg 2) "not found" 
      exit 1
   fi
fi

for (( i=1 ; i<=$(Number_Of_Arguments) ; i++ ))
do
   rawrecipe=$(Arg $i)
   # Getting program name and version
   if [ -d "$rawrecipe" ]
   then
      app=`Get_Token "${rawrecipe%/}" "/" "-2"`
      version=`Get_Token "${rawrecipe%/}" "/" "-1"`
   else
      x=`basename "$rawrecipe"`
      app=`Get_Token "$x" "--" "0"`
      version=`Get_Token "$x" "--" "1"`
   fi
   
   Log_Verbose "Trying to get $app $version from $rawrecipe"
   Log_Normal "Trying to get $rawrecipe"

   [ -z "$ROOTLESS_GOBOLINUX" -a -d "$compileGetRecipeDir/$app" ] && [ ! -w "$compileGetRecipeDir/$app" -o ! -x "$compileGetRecipeDir/$app" ] && $sudo_exec chown `whoami` "$compileGetRecipeDir/$app"
   [ -z "$ROOTLESS_GOBOLINUX" -a -d "$compileGetRecipeDir/$app/$version" ] && [ ! -w "$compileGetRecipeDir/$app/$version" -o ! -x "$compileGetRecipeDir/$app/$version" ] && $sudo_exec chown `whoami` "$compileGetRecipeDir/$app/$version"

   #####################################################
   # Case #1 and #2: recipe is a local directory
   #####################################################
   if [ -d "$(Arg 1)" ]
   then
      #####################################################
      # Case #1: recipe is already in $compileRecipeDirs[@]
      #####################################################
   
      for compileRecipeDir in "${compileRecipeDirs[@]}"
      do
         if Starts_With $compileRecipeDir "$rawrecipe"
         then
            echo "$compileRecipeDir/$app/$version"
            exit 0
         fi
      done
      
      #####################################################
      # Case #2: recipe is a local directory, but not at $compileRecipeDirs[@]
      #####################################################
      cp -R "${rawrecipe%%/}"/* "$compileGetRecipeDir/$app/$version"
      echo "$compileGetRecipeDir/$app/$version"
      exit 0
   fi
   
   
   #####################################################
   # Case #3: recipe is a local compressed file
   #####################################################
   if [ -f "$rawrecipe" ] && Ends_With "--recipe.tar.bz2" "$rawrecipe"
   then
      Verbose tar xjvf "$rawrecipe" -C "$compileGetRecipeDir"
      echo "$compileGetRecipeDir/$app/$version"
      exit 0
   fi
   
   
   #####################################################
   # Case #4: recipe is a remote compressed file (url)
   #####################################################
   
   if ! Boolean "no-web" && Is_URL "$rawrecipe"
   then
      Log_Normal "Downloading recipe from $rawrecipe"
      if wget --help | grep -q no-check-certificate
      then wget="wget --no-check-certificate"
      else wget="wget"
      fi
      $wget --header='Accept: application/x-gobo-recipe, application/x-bzip2;q=0.9, */*;q=0.1' -t 5 "$rawrecipe" -O - -q | Verbose tar xjvf - -C "$compileGetRecipeDir"
      [ ${PIPESTATUS[0]} != 0 ] && Die "Could not fetch recipe. Check URL (${rawrecipe})"
      
      if [ -d "$compileGetRecipeDir/$app/$version" ]
      then
         echo "$compileGetRecipeDir/$app/$version"
         exit 0
      fi
   fi
   
   #####################################################
   # Case #5: error...
   #####################################################
   
   Log_Normal "Error getting recipe $rawrecipe"

done

Die "Could not get recipe"